update version to 3.2.0

ci: build proxy client for Autotools build
http: migrate from http-parser to llhttp
2026-11-08 12:28:42 +00:00 · 2024-05-25 23:59:20 -04:00 · 2024-05-25 23:59:20 -04:00 · 2024-05-25 23:59:20 -04:00 · 2024-05-25 23:57:52 -04:00 · 2024-05-25 23:57:52 -04:00
151 changed files with 4415 additions and 2652 deletions
@@ -4,53 +4,112 @@ on: [push, pull_request]

 jobs:
  build-ubuntu:
-    name: Ubuntu/GCC build
+    name: Ubuntu/GCC Autotools build
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
-    - name: deps
+    - name: Dependencies
      run: |
-        sudo apt install libncurses5-dev libreadline-dev nettle-dev \
-        libgnutls28-dev libuv1-dev cython3 python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
-        autotools-dev autoconf libfmt-dev libhttp-parser-dev libmsgpack-dev libargon2-0-dev
-    - name: autogen
-      run: ./autogen.sh
-    - name: asio
+        sudo apt install libncurses5-dev libreadline-dev nettle-dev libasio-dev \
+        libgnutls28-dev libuv1-dev python3-pip python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
+        autotools-dev autoconf libfmt-dev libmsgpack-dev libargon2-0-dev
+    - name: Cython
+      run: sudo pip3 install Cython
+    - name: llhttp
      run: |
-        wget https://github.com/aberaud/asio/archive/b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz \
-        && tar -xvf b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz && cd asio-b2b7a1c166390459e1c169c8ae9ef3234b361e3f/asio \
-        && ./autogen.sh && ./configure --prefix=/usr --without-boost --disable-examples --disable-tests  \
-        && sudo make install \
-        && cd ../../ && rm -rf asio*
-    - name: configure
-      run: ./configure
-    - name: make
-      run: make
-    - name: make check
-      run: make check
-
-  build-macos:
-    name: macOS/Clang build
-    runs-on: macos-11
-    steps:
-    - uses: actions/checkout@v3
-    - name: deps
+        mkdir llhttp
+        wget https://github.com/nodejs/llhttp/archive/refs/tags/release/v9.2.0.tar.gz -O llhttp.tar.gz
+        tar -xzf llhttp.tar.gz -C llhttp --strip-components=1
+        cd llhttp && cmake -DCMAKE_INSTALL_PREFIX=/usr . && make -j2 && sudo make install
+        cd ../ && rm -rf llhttp*
+    - name: expected-lite
      run: |
-        brew install msgpack-cxx asio gnutls nettle readline fmt jsoncpp argon2 openssl http-parser cppunit
-    
+        sudo mkdir /usr/local/include/nonstd && \
+        sudo wget https://raw.githubusercontent.com/martinmoene/expected-lite/master/include/nonstd/expected.hpp \
+          -O /usr/local/include/nonstd/expected.hpp
    - name: restinio
      run: |
        mkdir restinio && cd restinio
-        wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz
-        ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz
-        cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev
-        cmake -DCMAKE_INSTALL_PREFIX=/usr/local -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
-                -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
-                -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none .
-        make -j8 && sudo make install
-        cd ../../.. && rm -rf restinio
+        wget https://github.com/Stiffstream/restinio/releases/download/v.0.7.2/restinio-0.7.2.tar.bz2
+        ls -l && tar -xjf restinio-0.7.2.tar.bz2
+        cd restinio-0.7.2/dev
+        cmake -DCMAKE_INSTALL_PREFIX=/usr/local -DRESTINIO_TEST=Off -DRESTINIO_SAMPLE=Off -DRESTINIO_BENCHMARK=Off \
+                -DRESTINIO_WITH_SOBJECTIZER=Off -DRESTINIO_DEP_STANDALONE_ASIO=system -DRESTINIO_DEP_LLHTTP=system \
+                -DRESTINIO_DEP_FMT=system -DRESTINIO_DEP_EXPECTED_LITE=system .
+        sudo make install
+        cd ../../ && rm -rf restinio*
+    - name: Configure
+      run: |
+        ./autogen.sh
+        ./configure --enable-proxy-client
+    - name: Build
+      run: make

-    - name: cmake
+  build-ubuntu-meson:
+    name: Ubuntu/GCC Meson build
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Dependencies
+      run: |
+        sudo apt install ninja-build libncurses5-dev libreadline-dev nettle-dev libasio-dev \
+        libgnutls28-dev libuv1-dev python3-dev python3-setuptools python3-pip \
+        libcppunit-dev libjsoncpp-dev libfmt-dev libmsgpack-dev libargon2-0-dev
+    - name: Python dependencies
+      run: sudo pip3 install meson Cython
+    - name: Configure
+      run: meson setup build .
+    - name: Build
+      run: cd build && ninja
+
+  build-ubuntu-minimal:
+    name: Ubuntu/GCC minimal build
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Dependencies
+      run: |
+        sudo apt install libncurses5-dev libreadline-dev nettle-dev libfmt-dev \
+        libgnutls28-dev libcppunit-dev libmsgpack-dev libargon2-0-dev
+    - name: Configure
+      run: |
+        mkdir build && cd build
+        cmake .. -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Debug \
+                 -DOPENDHT_C=Off -DBUILD_TESTING=On -DOPENDHT_PEER_DISCOVERY=Off -DOPENDHT_PYTHON=Off \
+                 -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=Off -DOPENDHT_PROXY_CLIENT=Off
+    - name: Build
+      run: cd build && make
+    - name: Unit tests
+      run: cd build && ./opendht_unit_tests
+
+  build-macos:
+    name: macOS/Clang build
+    runs-on: macos-12
+    steps:
+    - uses: actions/checkout@v3
+    - name: Dependencies
+      run: |
+        brew install msgpack-cxx asio gnutls nettle readline fmt jsoncpp argon2 openssl cppunit
+
+    - name: expected-lite
+      run: |
+        sudo mkdir /usr/local/include/nonstd && \
+        sudo wget https://raw.githubusercontent.com/martinmoene/expected-lite/master/include/nonstd/expected.hpp \
+          -O /usr/local/include/nonstd/expected.hpp
+
+    - name: restinio
+      run: |
+        mkdir restinio && cd restinio
+        wget https://github.com/Stiffstream/restinio/releases/download/v.0.7.2/restinio-0.7.2.tar.bz2
+        ls -l && tar -xjf restinio-0.7.2.tar.bz2
+        cd restinio-0.7.2/dev
+        cmake -DCMAKE_INSTALL_PREFIX=/usr/local -DRESTINIO_TEST=Off -DRESTINIO_SAMPLE=Off -DRESTINIO_BENCHMARK=Off \
+                -DRESTINIO_WITH_SOBJECTIZER=Off -DRESTINIO_DEP_STANDALONE_ASIO=system -DRESTINIO_DEP_LLHTTP=system \
+                -DRESTINIO_DEP_FMT=system -DRESTINIO_DEP_EXPECTED_LITE=system .
+        make -j2 && sudo make install
+        cd ../../ && rm -rf restinio*
+
+    - name: Configure
      run: |
        mkdir build && cd build
        export PATH="/opt/homebrew/opt/openssl@3/bin:$PATH"
@@ -58,9 +117,9 @@ jobs:
        export CPPFLAGS="-I/usr/local/opt/openssl@3/include"
        export PKG_CONFIG_PATH="/usr/local/opt/openssl@3/lib/pkgconfig"
        cmake .. -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Debug \
-                 -DOPENDHT_C=On -DOPENDHT_TESTS=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off \
-                 -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On
+                 -DOPENDHT_C=On -DBUILD_TESTING=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off \
+                 -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On -DOPENDHT_PUSH_NOTIFICATIONS=On

-    - name: make
+    - name: Build
      run: cd build && make

@@ -1,6 +1,6 @@
 name: Clang Static Analysis
-on:
-  push
+on: [push, pull_request]
+
 jobs:
  clang-analyzer:
    name: Clang Static Analysis
@@ -10,26 +10,32 @@ jobs:
      - name: deps
        run: |
          sudo apt install libncurses5-dev libreadline-dev nettle-dev \
-          libgnutls28-dev libuv1-dev cython3 python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
-          autotools-dev autoconf libfmt-dev libhttp-parser-dev libmsgpack-dev libargon2-0-dev libasio-dev \
+          libgnutls28-dev libuv1-dev python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
+          autotools-dev autoconf libfmt-dev libmsgpack-dev libargon2-0-dev libasio-dev \
          llvm llvm-dev clang clang-tools && \
          sudo apt remove gcc g++

+      - name: expected-lite
+        run: |
+          sudo mkdir /usr/include/nonstd && \
+          sudo wget https://raw.githubusercontent.com/martinmoene/expected-lite/master/include/nonstd/expected.hpp \
+            -O /usr/include/nonstd/expected.hpp
+
      - name: restinio
        run: |
-          mkdir restinio && cd restinio \
-          && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-          && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-          && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
-          && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
-                  -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
-                  -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none . \
-          && make -j8 && sudo make install \
-          && cd ../../.. && rm -rf restinio
+          mkdir restinio && cd restinio
+          wget https://github.com/Stiffstream/restinio/releases/download/v.0.7.2/restinio-0.7.2.tar.bz2
+          ls -l && tar -xjf restinio-0.7.2.tar.bz2
+          cd restinio-0.7.2/dev
+          cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=Off -DRESTINIO_SAMPLE=Off -DRESTINIO_BENCHMARK=Off \
+                  -DRESTINIO_WITH_SOBJECTIZER=Off -DRESTINIO_DEP_STANDALONE_ASIO=system -DRESTINIO_DEP_LLHTTP=system \
+                  -DRESTINIO_DEP_FMT=system -DRESTINIO_DEP_EXPECTED_LITE=system .
+          make -j2 && sudo make install
+          cd ../../ && rm -rf restinio*

      - name: cmake
        run: |
          mkdir build && cd build && \
-          cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Debug -DOPENDHT_C=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On
+          cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Debug -DOPENDHT_C=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On -DOPENDHT_PUSH_NOTIFICATIONS=On
      - name: scan-build
        run: cd build && scan-build --status-bugs make
@@ -0,0 +1,53 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ "master" ]
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/savoirfairelinux/opendht/opendht-deps:latest
+
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'cpp' ]
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v2
+      with:
+        languages: ${{ matrix.language }}
+        
+    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+    # If this step fails, then you should remove it and run the build manually (see below)
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v2
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
+
+    #   If the Autobuild fails above, remove it and uncomment the following three lines. 
+    #   modify them (or add more) to build your code if your project, please refer to the EXAMPLE below for guidance.
+
+    # - run: |
+    #   echo "Run, Build Application using script"
+    #   ./location_of_script_within_repo/buildscript.sh
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v2
@@ -0,0 +1,293 @@
+name: Release actions
+
+on:
+  push:
+    tags:
+    - 'v*'
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME_DEPS: ${{ github.repository }}/opendht-deps
+  IMAGE_NAME: ${{ github.repository }}/opendht
+  IMAGE_NAME_DEPS_LLVM: ${{ github.repository }}/opendht-deps-llvm
+  IMAGE_NAME_LLVM: ${{ github.repository }}/opendht-llvm
+  IMAGE_NAME_DHTNODE: ${{ github.repository }}/dhtnode
+  IMAGE_NAME_ALPINE: ${{ github.repository }}/opendht-alpine
+  IMAGE_NAME_ALPINE_DEPS: ${{ github.repository }}/opendht-deps-alpine
+
+jobs:
+  build-and-push-deps-image:
+    name: Dependency Docker image
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_DEPS }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: docker/DockerfileDeps
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  build-and-push-image:
+    name: OpenDHT Docker image
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: docker/Dockerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  build-and-push-deps-image-llvm:
+    name: Dependency Docker image (LLVM)
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_DEPS_LLVM }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: docker/DockerfileDepsLlvm
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  build-and-push-image-llvm:
+    name: OpenDHT Docker image (LLVM)
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_LLVM }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: docker/DockerfileLlvm
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  build-and-push-image-dhtnode:
+    name: dhtnode Docker image
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_DHTNODE }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: docker/DockerfileDhtnode
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  build-and-push-image-alpine-deps:
+    name: Alpine Deps Docker image
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_ALPINE_DEPS }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: docker/DockerfileDepsAlpine
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  build-and-push-image-alpine:
+    name: Alpine Docker image
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_ALPINE }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: docker/DockerfileAlpine
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  build-python-wheel:
+    name: Release and build Python Wheel package
+    runs-on: ubuntu-latest
+    container: ghcr.io/savoirfairelinux/opendht/opendht-deps:latest
+
+    permissions:
+      contents: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: cmake
+        run: |
+          mkdir build && cd build && \
+          cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
+                   -DCMAKE_BUILD_TYPE=Release \
+                   -DOPENDHT_STATIC=Off \
+                   -DOPENDHT_PYTHON=On \
+                   -DOPENDHT_C=Off \
+                   -DOPENDHT_PEER_DISCOVERY=On \
+                   -DOPENDHT_TOOLS=Off \
+                   -DOPENDHT_PROXY_SERVER=On \
+                   -DOPENDHT_PROXY_CLIENT=On
+
+      - name: build
+        run: cd build && make dist
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: opendht-wheels-linux
+          path: build/python/dist/*.whl
+
+      - name: Create Release
+        id: create_release
+        uses: softprops/action-gh-release@v1
+        with:
+          draft: true
+          files: build/python/dist/*.whl
@@ -20,10 +20,12 @@
            "command": "cmake",
            "args": [
                "${workspaceRoot}",
+                "-DCMAKE_EXPORT_COMPILE_COMMANDS=On",
                "-DCMAKE_BUILD_TYPE=Debug",
+                "-DBUILD_TESTING=On",
+                "-DOPENDHT_SANITIZE=On",
                "-DOPENDHT_PROXY_CLIENT=On",
                "-DOPENDHT_PROXY_SERVER=On",
-                "-DOPENDHT_TESTS=On",
                "-DOPENDHT_C=On"
            ],
            "dependsOn": "builddir"
@@ -1,33 +1,26 @@
-cmake_minimum_required (VERSION 3.10)
-if(POLICY CMP0065)
-  cmake_policy(SET CMP0065 NEW)
-endif()
-if(POLICY CMP0069)
-  cmake_policy(SET CMP0069 NEW)
-endif()
-if(POLICY CMP0073)
-  cmake_policy(SET CMP0073 NEW)
-endif()
-if(POLICY CMP0074)
-  cmake_policy(SET CMP0074 NEW)
+cmake_minimum_required (VERSION 3.16..3.28)
+if(POLICY CMP0135)
+  cmake_policy(SET CMP0135 NEW)
 endif()
 project (opendht)

 include(CMakePackageConfigHelpers)
 include(CMakeDependentOption)
+include(CheckIncludeFileCXX)
 include(FindPkgConfig)
 include(cmake/CheckAtomic.cmake)
+include(CTest)
+include(FetchContent)

-set (opendht_VERSION_MAJOR 2)
-set (opendht_VERSION_MINOR 4.0)
+set (opendht_VERSION_MAJOR 3)
+set (opendht_VERSION_MINOR 2.0)
 set (opendht_VERSION ${opendht_VERSION_MAJOR}.${opendht_VERSION_MINOR})
 set (PACKAGE_VERSION ${opendht_VERSION})
 set (VERSION "${opendht_VERSION}")

 # Options
-option (OPENDHT_STATIC "Build static library" ON)
-option (OPENDHT_SHARED "Build shared library" ON)
-option (OPENDHT_LOG "Build with logs" ON)
+option (BUILD_SHARED_LIBS "Build shared library" ON)
+CMAKE_DEPENDENT_OPTION (OPENDHT_STATIC "Build static library" OFF BUILD_SHARED_LIBS ON)
 option (OPENDHT_PYTHON "Build Python bindings" OFF)
 option (OPENDHT_TOOLS "Build DHT tools" ON)
 option (OPENDHT_SYSTEMD "Install systemd module" OFF)
@@ -41,15 +34,20 @@ option (OPENDHT_PROXY_OPENSSL "Build DHT proxy with OpenSSL" ON)
 CMAKE_DEPENDENT_OPTION(OPENDHT_HTTP "Build embedded http(s) client" OFF "NOT OPENDHT_PROXY_SERVER;NOT OPENDHT_PROXY_CLIENT" ON)
 option (OPENDHT_PEER_DISCOVERY "Enable multicast peer discovery" ON)
 option (OPENDHT_INDEX "Build DHT indexation feature" OFF)
-option (OPENDHT_TESTS "Add unit tests executable" OFF)
 option (OPENDHT_TESTS_NETWORK "Enable unit tests that require network access" ON)
 option (OPENDHT_C "Build C bindings" OFF)

 find_package(Doxygen)
 option (OPENDHT_DOCUMENTATION "Create and install the HTML based API documentation (requires Doxygen)" ${DOXYGEN_FOUND})

+# Build flags
+set (CMAKE_CXX_STANDARD 17)
+set (CMAKE_CXX_STANDARD_REQUIRED on)
+
 # Dependencies
-if (NOT HAVE_CXX_ATOMICS_WITHOUT_LIB)
+if (NOT HAVE_CXX_ATOMICS_WITHOUT_LIB
+        # For ARM EABI (armel), little-endian MIPS (mipsel), etc.
+        OR NOT HAVE_CXX_ATOMICS64_WITHOUT_LIB)
    link_libraries (atomic)
 endif ()

@@ -58,16 +56,27 @@ if (NOT MSVC)
    set (THREADS_PREFER_PTHREAD_FLAG TRUE)
    find_package (Threads)
    find_package (PkgConfig REQUIRED)
-    find_package (GnuTLS 3.3 REQUIRED)
-    pkg_search_module (Nettle REQUIRED nettle)
-    find_package (msgpack REQUIRED)
+    pkg_search_module (GnuTLS REQUIRED IMPORTED_TARGET gnutls)
+    pkg_search_module (Nettle REQUIRED IMPORTED_TARGET nettle)
+    check_include_file_cxx(msgpack.hpp HAVE_MSGPACKCXX)
+    if (NOT HAVE_MSGPACKCXX)
+        find_package(msgpack QUIET CONFIG NAMES msgpack msgpackc-cxx)
+        if (NOT msgpack_FOUND)
+            find_package(msgpack REQUIRED CONFIG NAMES msgpack-cxx)
+            set(MSGPACK_TARGET "msgpack-cxx")
+        else()
+            set(MSGPACK_TARGET "msgpackc-cxx")
+        endif()
+    endif()
    if (OPENDHT_TOOLS)
        find_package (Readline 6 REQUIRED)
    endif ()
-    pkg_search_module(argon2 REQUIRED libargon2)
-    pkg_search_module(Jsoncpp jsoncpp)
+    pkg_search_module(argon2 REQUIRED IMPORTED_TARGET libargon2)
+    set(argon2_lib ", libargon2")
+    pkg_search_module(Jsoncpp IMPORTED_TARGET jsoncpp)
    if (Jsoncpp_FOUND)
        add_definitions(-DOPENDHT_JSONCPP)
+        set(jsoncpp_lib ", jsoncpp")
        list (APPEND opendht_SOURCES
          src/base64.h
          src/base64.cpp
@@ -78,22 +87,48 @@ if (NOT MSVC)
        find_path(ASIO_INCLUDE_DIR asio.hpp REQUIRED)
    endif ()

+    find_package(fmt)
+
    if (OPENDHT_HTTP)
        find_package(Restinio REQUIRED)
-        find_library(FMT_LIBRARY fmt)
-        add_library(fmt SHARED IMPORTED)
-        find_library(HTTP_PARSER_LIBRARY http_parser)
-        add_library(http_parser SHARED IMPORTED)
+
+        # llhttp
+        find_path(LLHTTP_INCLUDE_DIR llhttp.h)
+        find_library(LLHTTP_LIBRARY libllhttp.a)
+        if (LLHTTP_INCLUDE_DIR AND LLHTTP_LIBRARY)
+            message(STATUS "Found llhttp ${LLHTTP_INCLUDE_DIR} ${LLHTTP_LIBRARY}")
+            add_library(llhttp_static STATIC IMPORTED)
+            set_target_properties(llhttp_static PROPERTIES
+                IMPORTED_LOCATION ${LLHTTP_LIBRARY}
+                INTERFACE_INCLUDE_DIRECTORIES ${LLHTTP_INCLUDE_DIR}
+            )
+            set(llhttp_target llhttp_static)
+        else()
+            FetchContent_Declare(llhttp-local URL "https://github.com/nodejs/llhttp/archive/refs/tags/release/v9.2.0.tar.gz")
+            if (BUILD_SHARED_LIBS)
+                set(BUILD_SHARED_LIBS ON CACHE INTERNAL "")
+            else()
+                set(BUILD_SHARED_LIBS OFF CACHE INTERNAL "")
+                set(BUILD_STATIC_LIBS ON CACHE INTERNAL "")
+            endif()
+            FetchContent_MakeAvailable(llhttp-local)
+            if (BUILD_SHARED_LIBS)
+                set(llhttp_target llhttp_shared)
+            else()
+                set(llhttp_target llhttp_static)
+            endif()
+        endif()
+        set(http_lib "-lllhttp")
+        
        if (NOT Jsoncpp_FOUND)
            message(SEND_ERROR "Jsoncpp is required for DHT proxy support")
        endif()
        if (OPENDHT_PROXY_OPENSSL)
            # https://cmake.org/cmake/help/latest/module/FindOpenSSL.html
-            pkg_search_module(OPENSSL REQUIRED openssl)
+            pkg_search_module(OPENSSL REQUIRED IMPORTED_TARGET openssl)
            if (OPENSSL_FOUND)
                message(STATUS "Found OpenSSL ${OPENSSL_VERSION} ${OPENSSL_INCLUDE_DIRS}")
-                include_directories(SYSTEM ${OPENSSL_INCLUDE_DIRS})
-                link_directories (${OPENSSL_LIBRARY_DIRS})
+                set(openssl_lib ", openssl")
            else ()
                message(SEND_ERROR "OpenSSL is required for DHT proxy as specified")
            endif()
@@ -127,14 +162,11 @@ if (OPENDHT_HTTP OR OPENDHT_PEER_DISCOVERY)
    add_definitions(-DASIO_STANDALONE)
 endif()

-# Build flags
-set (CMAKE_CXX_STANDARD 17)
-set (CMAKE_CXX_STANDARD_REQUIRED on)
-
 if (NOT MSVC)
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-return-type -Wall -Wextra -Wnon-virtual-dtor -pedantic-errors -fvisibility=hidden")
+    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-return-type -Wno-deprecated -Wall -Wextra -Wnon-virtual-dtor -pedantic-errors -fvisibility=hidden")
    if (OPENDHT_SANITIZE)
        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fstack-protector-strong")
+        set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address -fstack-protector-strong")
    endif ()
 else ()
    add_definitions(-D_WINSOCK_DEPRECATED_NO_WARNINGS
@@ -148,37 +180,14 @@ else ()
 endif ()
 set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DMSGPACK_NO_BOOST -DMSGPACK_DISABLE_LEGACY_NIL -DMSGPACK_DISABLE_LEGACY_CONVERT")

-if (NOT CMAKE_BUILD_TYPE)
-    set(CMAKE_BUILD_TYPE Release)
-endif ()
 add_definitions(-DPACKAGE_VERSION="${opendht_VERSION}")
-if (OPENDHT_LOG)
-    add_definitions(-DOPENDHT_LOG=true)
-else ()
-    add_definitions(-DOPENDHT_LOG=false)
-endif()

-if (MSGPACK_INCLUDE_DIRS)
-    include_directories (SYSTEM "${MSGPACK_INCLUDE_DIRS}")
-endif ()
-if (GNUTLS_INCLUDE_DIRS)
-    include_directories (SYSTEM "${GNUTLS_INCLUDE_DIRS}")
-endif ()
-if (Nettle_INCLUDE_DIRS)
-    include_directories (SYSTEM "${Nettle_INCLUDE_DIRS}")
-endif ()
 if (ASIO_INCLUDE_DIR)
    include_directories (SYSTEM "${ASIO_INCLUDE_DIR}")
 endif ()
 if (Restinio_INCLUDE_DIR)
    include_directories (SYSTEM "${Restinio_INCLUDE_DIR}")
 endif ()
-if (Jsoncpp_INCLUDE_DIRS)
-    include_directories (SYSTEM "${Jsoncpp_INCLUDE_DIRS}")
-endif ()
-link_directories (${Nettle_LIBRARY_DIRS})
-link_directories (${Jsoncpp_LIBRARY_DIRS})
-link_directories (${argon2_LIBRARY_DIRS})
 include_directories (
    ./
    include/
@@ -190,8 +199,8 @@ include_directories (
 include (GNUInstallDirs)
 set (prefix ${CMAKE_INSTALL_PREFIX})
 set (exec_prefix "\${prefix}")
-set (libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
-set (includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
+set (libdir "${CMAKE_INSTALL_FULL_LIBDIR}")
+set (includedir "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
 set (bindir "${CMAKE_INSTALL_FULL_BINDIR}")
 set (sysconfdir "${CMAKE_INSTALL_FULL_SYSCONFDIR}")
 set (top_srcdir "${CMAKE_CURRENT_SOURCE_DIR}")
@@ -199,7 +208,6 @@ set (top_srcdir "${CMAKE_CURRENT_SOURCE_DIR}")
 # Sources
 list (APPEND opendht_SOURCES
    src/utils.cpp
-    src/infohash.cpp
    src/crypto.cpp
    src/default_types.cpp
    src/node.cpp
@@ -226,6 +234,7 @@ list (APPEND opendht_SOURCES
 )

 list (APPEND opendht_HEADERS
+    include/opendht.h
    include/opendht/def.h
    include/opendht/utils.h
    include/opendht/sockaddr.h
@@ -245,7 +254,7 @@ list (APPEND opendht_HEADERS
    include/opendht/rate_limiter.h
    include/opendht/securedht.h
    include/opendht/log.h
-    include/opendht/log_enable.h
+    include/opendht/logger.h
    include/opendht/thread_pool.h
    include/opendht/network_utils.h
    include/opendht.h
@@ -311,20 +320,8 @@ if (MSVC)
 endif ()

 # Targets
-if (OPENDHT_STATIC)
-    if (NOT MSVC)
-        add_library (opendht-static STATIC
-            ${opendht_SOURCES}
-            ${opendht_HEADERS}
-        )
-        set_target_properties (opendht-static PROPERTIES OUTPUT_NAME "opendht")
-        target_include_directories(opendht-static SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
-        target_link_libraries(opendht-static
-            PRIVATE  ${argon2_LIBRARIES}
-            PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${GNUTLS_LIBRARIES} ${Nettle_STATIC_LIBRARIES}
-                   ${Jsoncpp_STATIC_LIBRARIES} ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY}
-                   ${OPENSSL_STATIC_LIBRARIES})
-    else ()
+if (MSVC)
+    if (OPENDHT_STATIC)
        if (OPENDHT_TOOLS)
            function (add_obj_lib name libfile)
                add_library(${name} OBJECT IMPORTED)
@@ -363,56 +360,65 @@ if (OPENDHT_STATIC)
                ${PROJECT_SOURCE_DIR}/../openssl/libcrypto.lib
            )
        endif ()
-        add_library (opendht-static STATIC
-            ${opendht_SOURCES}
-            ${opendht_HEADERS}
-            ${obj_libs}
-        )
-        target_link_libraries(opendht-static PUBLIC ${Win32_STATIC_LIBRARIES} ${Win32_IMPORT_LIBRARIES})
        set(CMAKE_STATIC_LINKER_FLAGS "${CMAKE_STATIC_LINKER_FLAGS} /ignore:4006")
-        set_target_properties (opendht-static PROPERTIES OUTPUT_NAME "libopendht")
    endif()
-    install (TARGETS opendht-static DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht)
 endif ()

-if (OPENDHT_SHARED)
-    add_library (opendht SHARED
-        ${opendht_SOURCES}
-        ${opendht_HEADERS}
+add_library (opendht
+    ${opendht_SOURCES}
+    ${opendht_HEADERS}
+    ${obj_libs}
+)
+set_target_properties (opendht PROPERTIES OUTPUT_NAME "opendht")
+
+if (NOT HAVE_MSGPACKCXX)
+    target_link_libraries(opendht PUBLIC ${MSGPACK_TARGET})
+endif()
+if (APPLE)
+    target_link_libraries(opendht PRIVATE "-framework CoreFoundation" "-framework Security")
+endif()
+if (MSVC)
+    if (OPENDHT_STATIC)
+        target_link_libraries(opendht PUBLIC ${Win32_STATIC_LIBRARIES} ${Win32_IMPORT_LIBRARIES})
+        set_target_properties (opendht PROPERTIES OUTPUT_NAME "libopendht")
+    endif()
+else()
+    target_link_libraries(opendht
+        PRIVATE
+            PkgConfig::argon2
+            PkgConfig::Nettle
+        PUBLIC
+            ${CMAKE_THREAD_LIBS_INIT}
+            PkgConfig::GnuTLS
+            fmt::fmt
    )
+    if (OPENDHT_HTTP)
+        target_link_libraries(opendht PUBLIC ${llhttp_target})
+    endif()
+    if (Jsoncpp_FOUND)
+        target_link_libraries(opendht PUBLIC PkgConfig::Jsoncpp)
+    endif()
+    if (OPENDHT_PROXY_OPENSSL)
+        target_link_libraries(opendht PUBLIC PkgConfig::OPENSSL)
+    endif()
+endif()
+
+if (BUILD_SHARED_LIBS)
    set_target_properties (opendht PROPERTIES IMPORT_SUFFIX "_import.lib")
    set_target_properties (opendht PROPERTIES SOVERSION ${opendht_VERSION_MAJOR} VERSION ${opendht_VERSION})
    target_compile_definitions(opendht PRIVATE OPENDHT_BUILD)
-    target_include_directories(opendht SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
-    if (APPLE)
-        target_link_libraries(opendht
-            PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${OPENSSL_LIBRARIES}
-            PRIVATE ${GNUTLS_LIBRARIES} ${Nettle_LIBRARIES}
-                    ${Jsoncpp_LIBRARIES}
-                    ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY} ${argon2_LIBRARIES}
-            SYSTEM "-framework CoreFoundation" "-framework Security")
-    else ()
-        target_link_libraries(opendht
-            PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${OPENSSL_LIBRARIES}
-            PRIVATE ${GNUTLS_LIBRARIES} ${Nettle_LIBRARIES}
-                    ${Jsoncpp_LIBRARIES}
-                    ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY} ${argon2_LIBRARIES})
-    endif ()
-
-    install (TARGETS opendht DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht)
 endif ()
+install (TARGETS opendht DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht)

 if (OPENDHT_C)
-    add_library (opendht-c SHARED
+    add_library (opendht-c
        c/opendht.cpp
        c/opendht_c.h
    )
    target_compile_definitions(opendht-c PRIVATE OPENDHT_C_BUILD)
-    if (OPENDHT_SHARED)
-        target_link_libraries(opendht-c opendht)
-    else ()
-        target_link_libraries(opendht-c opendht-static)
-    endif ()
+    target_link_libraries(opendht-c PRIVATE opendht)
+    set_target_properties (opendht-c PROPERTIES SOVERSION ${opendht_VERSION_MAJOR} VERSION ${opendht_VERSION})
+    install (TARGETS opendht-c DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht-c)

    # PkgConfig module
    configure_file (
@@ -420,7 +426,6 @@ if (OPENDHT_C)
        opendht-c.pc
        @ONLY
    )
-    install (TARGETS opendht-c DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht-c)
    install (FILES ${CMAKE_CURRENT_BINARY_DIR}/opendht-c.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
    install (FILES c/opendht_c.h DESTINATION ${CMAKE_INSTALL_PREFIX}/include/opendht)
 endif ()
@@ -453,8 +458,8 @@ install (EXPORT opendht DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/opendht FILE o
 install (FILES ${CMAKE_CURRENT_BINARY_DIR}/opendhtConfigVersion.cmake DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/opendht)

 # Unit tests
-if (OPENDHT_TESTS)
-    pkg_search_module(Cppunit REQUIRED cppunit)
+if (BUILD_TESTING AND NOT MSVC)
+    pkg_search_module(Cppunit REQUIRED IMPORTED_TARGET cppunit)
    # unit testing
    list (APPEND test_FILES
        tests/infohashtester.h
@@ -488,22 +493,10 @@ if (OPENDHT_TESTS)
        tests/tests_runner.cpp
        ${test_FILES}
    )
-    target_include_directories(opendht_unit_tests SYSTEM PRIVATE ${Cppunit_INCLUDE_DIR})
-    target_link_directories(opendht_unit_tests PRIVATE ${Cppunit_LIBRARY_DIRS})
-    if (OPENDHT_SHARED)
-        target_link_libraries(opendht_unit_tests opendht)
-    else ()
-        target_link_libraries(opendht_unit_tests opendht-static)
-    endif ()
-    target_link_libraries(opendht_unit_tests
+    target_link_libraries(opendht_unit_tests PRIVATE
+       opendht
       ${CMAKE_THREAD_LIBS_INIT}
-       ${Cppunit_LIBRARIES}
-       ${GNUTLS_LIBRARIES}
-       ${Jsoncpp_LIBRARIES}
+       PkgConfig::Cppunit
    )
-    if (OPENDHT_PROXY_OPENSSL)
-        target_link_libraries(opendht_unit_tests ${OPENSSL_LIBRARIES})
-    endif()
-    enable_testing()
    add_test(TEST opendht_unit_tests)
 endif()
@@ -21,15 +21,15 @@ Values are distributed over the network, with redundancy.
 ## Documentation
 See the wiki: <https://github.com/savoirfairelinux/opendht/wiki>

+#### How to run a node
+
+You can help contributing to the public network by running a stable node with a public IP address.
+https://github.com/savoirfairelinux/opendht/wiki/Running-a-node-with-dhtnode
+
 #### How-to build and install

 Build instructions: <https://github.com/savoirfairelinux/opendht/wiki/Build-the-library>

-#### How-to build a simple client app
-```bash
-g++ main.cpp -std=c++17 -lopendht
-```
-
 ## Examples
 ### C++ example
 The `tools` directory includes simple example programs :
@@ -96,17 +96,18 @@ for r in results:
 - msgpack-c 1.2+, used for data serialization.
 - GnuTLS 3.3+, used for cryptographic operations.
 - Nettle 2.4+, a GnuTLS dependency for crypto.
+- {fmt} 9.0+, for log formatting.
 - (optional) restinio used for the REST API.
 - (optional) jsoncpp 1.7.4-3+, used for the REST API.
 - Build tested with GCC 7+ (GNU/Linux, Windows with MinGW), Clang/LLVM (GNU/Linux, Android, macOS, iOS).
- Build tested with Microsoft Visual Studio 2017, 2019, 2022
+- Build tested with Microsoft Visual Studio 2019, 2022

 ## Contact

 IRC: join us on Libera.chat at [`#opendht`](https://web.libera.chat/#opendht).

 ## License
-Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+Copyright (C) 2014-2023 Savoir-faire Linux Inc.

 OpenDHT is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.

@@ -117,6 +118,3 @@ See COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html for the full GPLv3 l
 ## Acknowledgements
 This project was originally based on https://github.com/jech/dht by Juliusz Chroboczek.
 It is independent from another project called OpenDHT (Sean Rhea. Ph.D. Thesis, 2005), now extinct.
-
-## Donations
-We gratefully accept Bitcoin donations to support OpenDHT development at: `bitcoin:3EykSd1An888efq4Bq3KaV3hJ3JQ4FPnwm`.
@@ -1,7 +1,10 @@
 lib_LTLIBRARIES = libopendht-c.la
 noinst_HEADERS = opendht_c.h

-AM_CPPFLAGS = -isystem @top_srcdir@/include @JsonCpp_CFLAGS@ @MsgPack_CFLAGS@
+AM_CPPFLAGS = -DOPENDHT_C_BUILD -isystem @top_srcdir@/include @JsonCpp_CFLAGS@ @MsgPack_CFLAGS@
+if OPENDHT_SHARED
+AM_CPPFLAGS += -Dopendht_c_EXPORTS
+endif

 libopendht_c_la_LIBADD = $(LIBOBJS) ../src/.libs/libopendht.la

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -32,6 +32,11 @@ extern "C" {

 #include <errno.h>

+const char* dht_version()
+{
+    return dht::version();
+}
+
 // dht::InfoHash

 inline dht_infohash dht_infohash_to_c(const dht::InfoHash& h) {
@@ -71,7 +76,11 @@ bool dht_infohash_is_zero(const dht_infohash* h) {
 }

 void dht_infohash_from_hex(dht_infohash* h, const char* dat) {
-    *h = dht_infohash_to_c(dht::InfoHash(std::string(dat, HASH_LEN*2)));
+    *h = dht_infohash_to_c(dht::InfoHash(std::string_view(dat, HASH_LEN*2)));
+}
+
+void dht_infohash_from_hex_null(dht_infohash* h, const char* dat) {
+    *h = dht_infohash_to_c(dht::InfoHash(std::string_view(dat)));
 }

 const char* dht_pkid_print(const dht_pkid* h) {
@@ -252,7 +261,7 @@ dht_pkid dht_certificate_get_long_id(const dht_certificate* c) {

 dht_publickey* dht_certificate_get_publickey(const dht_certificate* c) {
    const auto& cert = *reinterpret_cast<const CertSp*>(c);
-    return reinterpret_cast<dht_publickey*>(new PubkeySp(std::make_shared<dht::crypto::PublicKey>(cert->getPublicKey())));
+    return reinterpret_cast<dht_publickey*>(new PubkeySp(cert->getSharedPublicKey()));
 }

 // dht::crypto::Identity
@@ -333,6 +342,8 @@ int dht_runner_run_config(dht_runner* r, in_port_t port, const dht_runner_config
        config.proxy_server = conf->proxy_server ? std::string(conf->proxy_server) : std::string{};
        config.push_node_id = conf->push_node_id ? std::string(conf->push_node_id) : std::string{};
        config.push_token = conf->push_token ? std::string(conf->push_token) : std::string{};
+        config.push_topic = conf->push_topic ? std::string(conf->push_topic) : std::string{};
+        config.push_platform = conf->push_platform ? std::string(conf->push_platform) : std::string{};
        config.peer_discovery = conf->peer_discovery;
        config.peer_publish = conf->peer_publish;

@@ -495,14 +506,8 @@ struct sockaddr** dht_runner_get_public_address(const dht_runner* r) {
    if (addrs.empty())
        return nullptr;
    auto ret = (struct sockaddr**)malloc(sizeof(struct sockaddr*) * (addrs.size() + 1));
-    for (size_t i=0; i<addrs.size(); i++) {
-        if (const auto& addr = addrs[i]) {
-            ret[i] = (struct sockaddr*)malloc(addr.getLength());
-            memcpy((struct sockaddr*)ret[i], addr.get(), addr.getLength());
-        } else {
-            ret[i] = nullptr;
-        }
-    }
+    for (size_t i=0; i<addrs.size(); i++)
+        ret[i] = addrs[i].release();
    ret[addrs.size()] = nullptr;
    return ret;
 }
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -36,6 +36,8 @@ struct OPENDHT_C_PUBLIC dht_data_view {
 };
 typedef struct dht_data_view dht_data_view;

+OPENDHT_C_PUBLIC const char* dht_version(void);
+
 // dht::Blob
 struct OPENDHT_C_PUBLIC dht_blob;
 typedef struct dht_blob dht_blob;
@@ -48,6 +50,7 @@ typedef struct dht_infohash dht_infohash;
 OPENDHT_C_PUBLIC void dht_infohash_zero(dht_infohash* h);
 OPENDHT_C_PUBLIC void dht_infohash_random(dht_infohash* h);
 OPENDHT_C_PUBLIC void dht_infohash_from_hex(dht_infohash* h, const char* dat);
+OPENDHT_C_PUBLIC void dht_infohash_from_hex_null(dht_infohash* h, const char* dat);
 OPENDHT_C_PUBLIC void dht_infohash_get(dht_infohash* h, const uint8_t* dat, size_t dat_size);
 OPENDHT_C_PUBLIC void dht_infohash_get_from_string(dht_infohash* h, const char* str);
 OPENDHT_C_PUBLIC const char* dht_infohash_print(const dht_infohash* h);
@@ -143,6 +146,8 @@ struct OPENDHT_PUBLIC dht_runner_config {
    const char* proxy_server;
    const char* push_node_id;
    const char* push_token;
+    const char* push_topic;
+    const char* push_platform;
    bool peer_discovery;
    bool peer_publish;
    dht_certificate* server_ca;
@@ -1,6 +1,6 @@
 dnl define macros
-m4_define([opendht_major_version], 2)
-m4_define([opendht_minor_version], 4)
+m4_define([opendht_major_version], 3)
+m4_define([opendht_minor_version], 2)
 m4_define([opendht_patch_version], 0)
 m4_define([opendht_version],
 		  [opendht_major_version.opendht_minor_version.opendht_patch_version])
@@ -18,20 +18,22 @@ AC_SUBST(OPENDHT_PATCH_VERSION, opendht_patch_version)

 AC_ARG_ENABLE([debug], AS_HELP_STRING([--enable-debug], [Build in debug mode, adds stricter warnings, disables optimization]))
 AS_IF([test "x$enable_debug" = "xyes"],
-      [CXXFLAGS="${CXXFLAGS} -g -Wno-return-type -Wall -Wextra -Wnon-virtual-dtor -O0 -pedantic-errors"],
-      [CXXFLAGS="${CXXFLAGS} -O3 -pedantic-errors"])
+      [CXXFLAGS="${CXXFLAGS} -g -Og -Wno-return-type -Wall -Wextra -Wnon-virtual-dtor -Wno-deprecated -pedantic-errors"],
+      [CXXFLAGS="${CXXFLAGS} -O3 -Wno-deprecated -pedantic-errors -fvisibility=hidden"])

-AC_PROG_CXX
-AM_PROG_AR
-
-dnl Check for logs
-AC_ARG_ENABLE([logs], [AS_HELP_STRING([--disable-logs], [Disable DHT logs])])
-AS_IF([test "x$enable_logs" != "xno"], [
-	AC_DEFINE([OPENDHT_LOG], [true], [Define if DHT logs are enabled])
-], [
-	AC_DEFINE([OPENDHT_LOG], [false], [Define if DHT logs are enabled])
+CPPFLAGS="${CPPFLAGS} -DOPENDHT_BUILD"
+AM_CONDITIONAL([OPENDHT_SHARED], [test "x$enable_shared" != xno])
+AM_COND_IF(OPENDHT_SHARED, [
+  CPPFLAGS="${CPPFLAGS} -Dopendht_EXPORTS"
 ])

+AM_PROG_AR
+LT_INIT()
+LT_LANG(C++)
+AC_LANG(C++)
+AC_PROG_CXX
+AX_CXX_COMPILE_STDCXX(17,[noext],[mandatory])
+
 dnl Check for C binding
 AC_ARG_ENABLE([c], [AS_HELP_STRING([--disable-c], [Disable DHT C binding])])
 AM_CONDITIONAL(ENABLE_C, test x$enable_c != "xno")
@@ -106,11 +108,6 @@ AM_CONDITIONAL(WIN32, [test "x$SYS" = "xmingw32"])
 AS_IF([test "x$SYS" = "xandroid"],
      [], [LDFLAGS="${LDFLAGS} -lpthread"])

-LT_INIT()
-LT_LANG(C++)
-
-AX_CXX_COMPILE_STDCXX(17,[noext],[mandatory])
-
 PKG_PROG_PKG_CONFIG()

 AC_ARG_ENABLE([proxy_server], AS_HELP_STRING([--enable-proxy-server], [Enable proxy server ability]), proxy_server=yes, proxy_server=no)
@@ -129,8 +126,8 @@ AC_ARG_ENABLE([proxy_client], AS_HELP_STRING([--enable-proxy-client], [Enable pr
 AM_CONDITIONAL(ENABLE_PROXY_CLIENT, test x$proxy_client == xyes)

 AC_ARG_ENABLE([tests], AS_HELP_STRING([--enable-tests], [Enable tests]), build_tests=yes, build_tests=no)
-AM_CONDITIONAL(ENABLE_TESTS, test x$build_tests == xyes)
-AM_COND_IF([ENABLE_TESTS], [
+AM_CONDITIONAL(ENABLE_TESTS, test "x$build_tests" == xyes)
+AS_IF([test "x$build_tests" == xyes], [
 	PKG_CHECK_MODULES([CppUnit], [cppunit >= 1.12])
 ])

@@ -138,7 +135,9 @@ AM_CONDITIONAL(PROXY_CLIENT_OR_SERVER, test x$proxy_client == xyes || test x$pro

 PKG_CHECK_MODULES([Nettle], [nettle >= 2.4])
 PKG_CHECK_MODULES([GnuTLS], [gnutls >= 3.3])
-PKG_CHECK_MODULES([MsgPack], [msgpack >= 1.2])
+AC_CHECK_HEADERS([msgpack.hpp], [], [
+  PKG_CHECK_MODULES([MsgPack], [msgpack >= 1.2])
+])
 PKG_CHECK_MODULES([Argon2], [libargon2])
 AC_SUBST(argon2_lib, [", libargon2"])

@@ -148,7 +147,7 @@ AS_IF([test "x$with_jsoncpp" != "xno"],
      [have_jsoncpp=no])
 AS_IF([test "x$have_jsoncpp" = "xyes"], [
    AC_MSG_NOTICE([Using JsonCpp])
-    CPPFLAGS+=" -DOPENDHT_JSONCPP"
+    CPPFLAGS="${CPPFLAGS} -DOPENDHT_JSONCPP"
    AC_SUBST(jsoncpp_lib, [", jsoncpp"])
 ], [
    AC_MSG_NOTICE([Not using JsonCpp])
@@ -166,20 +165,21 @@ AS_IF([test "x$have_openssl" = "xyes"], [
    AC_MSG_NOTICE([Not using OpenSSL])
 ])

+PKG_CHECK_MODULES([Fmt], [fmt >= 5.3.0], [have_fmt=yes], [have_fmt=no])
+AS_IF([test "x$have_fmt" = "xyes"], [
+    AC_MSG_NOTICE([Using libfmt])
+], [
+    AC_MSG_NOTICE([Missing libfmt files])
+])
+
 AM_COND_IF([PROXY_CLIENT_OR_SERVER], [
-    AC_CHECK_HEADERS([asio.hpp], exit,, AC_MSG_ERROR([Missing Asio headers files]))
+    AC_CHECK_HEADERS([asio.hpp],, AC_MSG_ERROR([Missing Asio headers files]))
    CXXFLAGS="${CXXFLAGS} -DASIO_STANDALONE"
-    PKG_CHECK_MODULES([Fmt], [fmt >= 5.3.0], [have_fmt=yes], [have_fmt=no])
-    AS_IF([test "x$have_fmt" = "xyes"], [
-        AC_MSG_NOTICE([Using libfmt])
-    ], [
-        AC_MSG_NOTICE([Missing libfmt files])
-    ])
-    # http_parser has no pkgconfig, instead we check with:
-    AC_CHECK_LIB(http_parser, exit,, AC_MSG_ERROR([Missing HttpParser library files]))
-    AC_CHECK_HEADERS([http_parser.h], [http_parser_headers=yes; break;])
-    AC_SUBST(http_parser_lib, ["-lhttp_parser"])
-    AS_IF([test "x$http_parser_headers" != "xyes"], AC_MSG_ERROR([Missing HttpParser headers files]))
+    # llhttp has no pkgconfig, instead we check with:
+    AC_CHECK_LIB(llhttp, exit,, AC_MSG_ERROR([Missing llhttp library files]))
+    AC_CHECK_HEADERS([llhttp.h], [llhttp_headers=yes; break;])
+    AC_SUBST(http_lib, ["-lllhttp"])
+    AS_IF([test "x$llhttp_headers" != "xyes"], AC_MSG_ERROR([Missing llhttp headers files]))
 ])

 CXXFLAGS="${CXXFLAGS} -DMSGPACK_NO_BOOST -DMSGPACK_DISABLE_LEGACY_NIL -DMSGPACK_DISABLE_LEGACY_CONVERT"
@@ -194,8 +194,8 @@ AM_COND_IF([ENABLE_TOOLS], [

 AM_COND_IF(ENABLE_PROXY_SERVER, AC_DEFINE([OPENDHT_PROXY_SERVER], [], [Building with proxy server]))
 AM_COND_IF(ENABLE_PROXY_CLIENT, AC_DEFINE([OPENDHT_PROXY_CLIENT], [], [Building with proxy client]))
-AM_COND_IF(ENABLE_PUSH_NOTIFICATIONS, [CPPFLAGS+=" -DOPENDHT_PUSH_NOTIFICATIONS"], [])
-AM_COND_IF(ENABLE_PROXY_SERVER_IDENTITY, [CPPFLAGS+=" -DOPENDHT_PROXY_SERVER_IDENTITY"], [])
+AM_COND_IF(ENABLE_PUSH_NOTIFICATIONS, [CPPFLAGS="${CPPFLAGS} -DOPENDHT_PUSH_NOTIFICATIONS"], [])
+AM_COND_IF(ENABLE_PROXY_SERVER_IDENTITY, [CPPFLAGS="${CPPFLAGS} -DOPENDHT_PROXY_SERVER_IDENTITY"], [])

 dnl Configure setup.py if we build the python module
 AC_SUBST(CURRENT_SOURCE_DIR, ".")
@@ -19,7 +19,7 @@
 .SH DESCRIPTION
 Runs an OpenDHT node, with a CLI (default) or as a daemon (with \fB'-d'\fP or \fB'-s'\fP).
 Commands available in the interactive shell are:
-.EE
+.EX
    h, help    Print this help message.
    q, quit    Quit the program.
    log        Start/stop printing DHT logs.
@@ -39,6 +39,7 @@ Commands available in the interactive shell are:
                          private key.
    e [key] [dest] [str]  Put string value at [key], encrypted for [dest] with
                          its public key (if found).
+.EE
 .SH OPTIONS
 .TP
 \fB\-h\fP
@@ -2,8 +2,9 @@ FROM ghcr.io/savoirfairelinux/opendht/opendht-deps:latest
 LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
 LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht

-RUN git clone https://github.com/savoirfairelinux/opendht.git \
-	&& cd opendht && mkdir build && cd build \
+COPY . opendht
+
+RUN cd opendht && mkdir build && cd build \
 	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
 				-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On \
 				-DOPENDHT_C=On \
@@ -12,5 +13,6 @@ RUN git clone https://github.com/savoirfairelinux/opendht.git \
 				-DOPENDHT_TOOLS=On \
 				-DOPENDHT_PROXY_SERVER=On \
 				-DOPENDHT_PROXY_CLIENT=On \
+				-DOPENDHT_SYSTEMD=On \
 	&& make -j8 && make install \
 	&& cd ../.. && rm -rf opendht
@@ -0,0 +1,37 @@
+FROM ghcr.io/savoirfairelinux/opendht/opendht-deps-alpine:latest AS build
+LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
+LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
+
+COPY . opendht
+
+RUN mkdir /install
+ENV DESTDIR /install
+
+RUN cd opendht && mkdir build && cd build \
+	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
+				-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On \
+				-DOPENDHT_C=On \
+				-DOPENDHT_PEER_DISCOVERY=On \
+				-DOPENDHT_PYTHON=On \
+				-DOPENDHT_TOOLS=On \
+				-DOPENDHT_PROXY_SERVER=On \
+				-DOPENDHT_PROXY_CLIENT=On \
+				-DOPENDHT_SYSTEMD=On \
+	&& make -j8 && make install
+
+FROM alpine:3.19 AS install
+COPY --from=build /install /
+RUN apk add --no-cache \
+        libstdc++ \
+        gnutls \
+        nettle \
+        openssl \
+        argon2-dev \
+        jsoncpp \
+        llhttp \
+        fmt \
+        readline \
+        ncurses
+CMD ["dhtnode", "-b", "bootstrap.jami.net", "-p", "4222", "--proxyserver", "8080"]
+EXPOSE 4222/udp
+EXPOSE 8080/tcp
@@ -2,8 +2,9 @@ FROM ghcr.io/savoirfairelinux/opendht/opendht-deps-bionic:latest
 LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
 LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht

-RUN git clone https://github.com/savoirfairelinux/opendht.git \
-	&& cd opendht && mkdir build && cd build \
+COPY . opendht
+
+RUN cd opendht && mkdir build && cd build \
 	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
 				-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On \
 				-DOPENDHT_C=On \
@@ -1,4 +1,4 @@
-FROM ubuntu:20.04
+FROM ubuntu:22.04
 LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
 LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht

@@ -10,19 +10,25 @@ RUN apt-get update && apt-get install -y \
 RUN apt-get update && apt-get install -y \
        build-essential pkg-config cmake git wget \
        libtool autotools-dev autoconf \
-        cython3 python3-dev python3-setuptools \
+        python3-pip python3-dev python3-setuptools python3-build python3-virtualenv \
        libncurses5-dev libreadline-dev nettle-dev libcppunit-dev \
        libgnutls28-dev libuv1-dev libjsoncpp-dev libargon2-dev \
-        libssl-dev libfmt-dev libhttp-parser-dev libasio-dev libmsgpack-dev \
+        libssl-dev libfmt-dev libasio-dev libmsgpack-dev \
    && apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/apt/*

+RUN pip3 install meson Cython
+
+RUN mkdir /usr/include/nonstd \
+    && wget https://raw.githubusercontent.com/martinmoene/expected-lite/master/include/nonstd/expected.hpp \
+            -O /usr/include/nonstd/expected.hpp
+
 RUN echo "*** Downloading RESTinio ***" \
    && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
-    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
-             -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
-             -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none . \
-    && make -j8 && make install \
-    && cd ../../.. && rm -rf restinio
+    && wget https://github.com/Stiffstream/restinio/releases/download/v.0.7.2/restinio-0.7.2.tar.bz2 \
+    && ls -l && tar -xjf restinio-0.7.2.tar.bz2 \
+    && cd restinio-0.7.2/dev \
+    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=Off -DRESTINIO_SAMPLE=Off -DRESTINIO_BENCHMARK=Off \
+             -DRESTINIO_WITH_SOBJECTIZER=Off -DRESTINIO_DEP_STANDALONE_ASIO=system -DRESTINIO_DEP_LLHTTP=system \
+             -DRESTINIO_DEP_FMT=system -DRESTINIO_DEP_EXPECTED_LITE=system . \
+    && make -j2 && make install \
+    && cd ../../ && rm -rf restinio*
@@ -0,0 +1,27 @@
+FROM alpine:3.19
+LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
+LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
+
+RUN apk add --no-cache \
+        build-base cmake ninja git wget \
+        cython python3-dev py3-setuptools \
+        ncurses-dev readline-dev nettle-dev \
+        cppunit-dev gnutls-dev jsoncpp-dev \
+        argon2-dev openssl-dev fmt-dev \
+        llhttp-dev asio-dev msgpack-cxx-dev \
+    && rm -rf /var/cache/apk/*
+
+RUN mkdir /usr/include/nonstd \
+    && wget https://raw.githubusercontent.com/martinmoene/expected-lite/master/include/nonstd/expected.hpp \
+            -O /usr/include/nonstd/expected.hpp
+
+RUN echo "*** Downloading RESTinio ***" \
+    && mkdir restinio && cd restinio \
+    && wget https://github.com/Stiffstream/restinio/releases/download/v.0.7.2/restinio-0.7.2.tar.bz2 \
+    && ls -l && tar -xjf restinio-0.7.2.tar.bz2 \
+    && cd restinio-0.7.2/dev \
+    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=Off -DRESTINIO_SAMPLE=Off -DRESTINIO_BENCHMARK=Off \
+             -DRESTINIO_WITH_SOBJECTIZER=Off -DRESTINIO_DEP_STANDALONE_ASIO=system -DRESTINIO_DEP_LLHTTP=system \
+             -DRESTINIO_DEP_FMT=system -DRESTINIO_DEP_EXPECTED_LITE=system . \
+    && make -j2 && make install \
+    && cd ../../ && rm -rf restinio*
@@ -5,12 +5,12 @@ LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendh
 RUN echo "APT::Acquire::Retries \"3\";" > /etc/apt/apt.conf.d/80-retries
 RUN apt-get update && apt-get install -y \
        apt-transport-https build-essential pkg-config git wget libncurses5-dev libreadline-dev nettle-dev \
-        libgnutls28-dev libuv1-dev cython3 python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
+        libgnutls28-dev libuv1-dev python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
        libargon2-0-dev \
-        autotools-dev autoconf libfmt-dev libhttp-parser-dev libmsgpack-dev libssl-dev python3-pip \
+        autotools-dev autoconf libfmt-dev libmsgpack-dev libssl-dev python3-pip \
    && apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/apt/*

-RUN pip3 install --upgrade cmake
+RUN pip3 install --upgrade cmake meson Cython

 # libasio-dev (1.10) is too old
 RUN echo "** Building a recent version of asio ***" \
@@ -20,13 +20,17 @@ RUN echo "** Building a recent version of asio ***" \
    && make install \
    && cd ../../ && rm -rf asio*

+RUN mkdir /usr/include/nonstd \
+    && wget https://raw.githubusercontent.com/martinmoene/expected-lite/master/include/nonstd/expected.hpp \
+            -O /usr/include/nonstd/expected.hpp
+
 RUN echo "*** Downloading RESTinio ***" \
    && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/8d5d3e8237e0947adb9ba1ffc8281f4ad7cb2a59.tar.gz \
-    && ls -l && tar -xzf 8d5d3e8237e0947adb9ba1ffc8281f4ad7cb2a59.tar.gz \
-    && cd restinio-8d5d3e8237e0947adb9ba1ffc8281f4ad7cb2a59/dev \
-    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
-             -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
-             -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none . \
-    && make -j8 && make install \
+    && wget https://github.com/Stiffstream/restinio/releases/download/v.0.7.2/restinio-0.7.2.tar.bz2 \
+    && ls -l && tar -xjf restinio-0.7.2.tar.bz2 \
+    && cd restinio-0.7.2/dev \
+    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=Off -DRESTINIO_SAMPLE=Off -DRESTINIO_BENCHMARK=Off \
+             -DRESTINIO_WITH_SOBJECTIZER=Off -DRESTINIO_DEP_STANDALONE_ASIO=system -DRESTINIO_DEP_LLHTTP=system \
+             -DRESTINIO_DEP_FMT=system -DRESTINIO_DEP_EXPECTED_LITE=system . \
+    && make -j2 && make install \
    && cd ../../ && rm -rf restinio*
@@ -0,0 +1,34 @@
+FROM ubuntu:20.04
+LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
+LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
+
+RUN apt-get update && apt-get install -y \
+        dialog apt-utils \
+    && apt-get clean \
+    && echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
+
+RUN apt-get update && apt-get install -y \
+        build-essential pkg-config cmake git wget \
+        libtool autotools-dev autoconf \
+        python3-dev python3-setuptools python3-pip \
+        libncurses5-dev libreadline-dev nettle-dev libcppunit-dev \
+        libgnutls28-dev libuv1-dev libjsoncpp-dev libargon2-dev \
+        libssl-dev libfmt-dev libasio-dev libmsgpack-dev \
+    && apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/apt/*
+
+RUN pip3 install meson Cython
+
+RUN mkdir /usr/include/nonstd \
+    && wget https://raw.githubusercontent.com/martinmoene/expected-lite/master/include/nonstd/expected.hpp \
+            -O /usr/include/nonstd/expected.hpp
+
+RUN echo "*** Downloading RESTinio ***" \
+    && mkdir restinio && cd restinio \
+    && wget https://github.com/Stiffstream/restinio/releases/download/v.0.7.2/restinio-0.7.2.tar.bz2 \
+    && ls -l && tar -xjf restinio-0.7.2.tar.bz2 \
+    && cd restinio-0.7.2/dev \
+    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=Off -DRESTINIO_SAMPLE=Off -DRESTINIO_BENCHMARK=Off \
+             -DRESTINIO_WITH_SOBJECTIZER=Off -DRESTINIO_DEP_STANDALONE_ASIO=system -DRESTINIO_DEP_LLHTTP=system \
+             -DRESTINIO_DEP_FMT=system -DRESTINIO_DEP_EXPECTED_LITE=system . \
+    && make -j2 && make install \
+    && cd ../../ && rm -rf restinio*
@@ -1,4 +1,4 @@
-FROM ubuntu:20.04
+FROM ubuntu:22.04
 LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
 LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht

@@ -10,23 +10,29 @@ RUN apt-get update && apt-get install -y \
 RUN apt-get update \
    && apt-get install -y llvm llvm-dev lldb clang gdb make cmake pkg-config \
       libtool git wget libncurses5-dev libreadline-dev \
-       nettle-dev libgnutls28-dev libuv1-dev libmsgpack-dev libjsoncpp-dev cython3 python3-dev \
-       python3-setuptools libcppunit-dev python3-pip \
+       nettle-dev libgnutls28-dev libuv1-dev libmsgpack-dev libjsoncpp-dev python3-dev \
+       python3-setuptools libcppunit-dev python3-pip python3-build python3-virtualenv \
       autotools-dev autoconf libssl-dev libargon2-dev \
-       libfmt-dev libhttp-parser-dev libasio-dev \
+       libfmt-dev libasio-dev \
    && apt-get remove -y gcc g++ && apt-get autoremove -y \
    && apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/apt/*

+RUN pip3 install meson Cython
+
 ENV CC cc
 ENV CXX c++

+RUN mkdir /usr/include/nonstd \
+    && wget https://raw.githubusercontent.com/martinmoene/expected-lite/master/include/nonstd/expected.hpp \
+            -O /usr/include/nonstd/expected.hpp
+
 RUN echo "*** Downloading RESTinio ***" \
    && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
-    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
-             -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
-             -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none . \
-    && make -j8 && make install \
+    && wget https://github.com/Stiffstream/restinio/releases/download/v.0.7.2/restinio-0.7.2.tar.bz2 \
+    && ls -l && tar -xjf restinio-0.7.2.tar.bz2 \
+    && cd restinio-0.7.2/dev \
+    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=Off -DRESTINIO_SAMPLE=Off -DRESTINIO_BENCHMARK=Off \
+             -DRESTINIO_WITH_SOBJECTIZER=Off -DRESTINIO_DEP_STANDALONE_ASIO=system -DRESTINIO_DEP_LLHTTP=system \
+             -DRESTINIO_DEP_FMT=system -DRESTINIO_DEP_EXPECTED_LITE=system . \
+    && make -j2 && make install \
    && cd ../../ && rm -rf restinio*
@@ -0,0 +1,4 @@
+FROM ghcr.io/savoirfairelinux/opendht/opendht:latest
+CMD ["dhtnode", "-b", "bootstrap.jami.net", "-p", "4222", "--proxyserver", "8080"]
+EXPOSE 4222/udp
+EXPOSE 8080/tcp
@@ -0,0 +1,17 @@
+FROM ghcr.io/savoirfairelinux/opendht/opendht-deps-bionic:latest
+LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
+LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
+
+COPY . opendht
+
+RUN cd opendht && mkdir build && cd build \
+	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
+				-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On \
+				-DOPENDHT_C=On \
+				-DOPENDHT_PEER_DISCOVERY=On \
+				-DOPENDHT_PYTHON=On \
+				-DOPENDHT_TOOLS=On \
+				-DOPENDHT_PROXY_SERVER=On \
+				-DOPENDHT_PROXY_CLIENT=On \
+	&& make -j8 && make install \
+	&& cd ../.. && rm -rf opendht
@@ -2,8 +2,9 @@ FROM ghcr.io/savoirfairelinux/opendht/opendht-deps-llvm:latest
 LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
 LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht

-RUN git clone https://github.com/savoirfairelinux/opendht.git \
-	&& cd opendht && mkdir build && cd build \
+COPY . opendht
+
+RUN cd opendht && mkdir build && cd build \
 	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
 				-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On \
 				-DOPENDHT_C=On \
@@ -12,5 +13,6 @@ RUN git clone https://github.com/savoirfairelinux/opendht.git \
 				-DOPENDHT_TOOLS=On \
 				-DOPENDHT_PROXY_SERVER=On \
 				-DOPENDHT_PROXY_CLIENT=On \
+				-DOPENDHT_SYSTEMD=On \
 	&& make -j8 && make install \
 	&& cd ../.. && rm -rf opendht
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -82,6 +82,8 @@ struct OPENDHT_PUBLIC NodeInfo {
    NodeStats ipv4 {};
    NodeStats ipv6 {};
    size_t ongoing_ops {0};
+    size_t storage_values {0};
+    size_t storage_size {0};
    in_port_t bound4 {0};
    in_port_t bound6 {0};

@@ -132,6 +134,9 @@ struct OPENDHT_PUBLIC Config {
    /* If non-0, overrides the default maximum store size. -1 means no limit.  */
    ssize_t max_store_size {0};

+    /* If non-0, overrides the default maximum store key count. -1 means no limit.  */
+    ssize_t max_store_keys {0};
+
    /**
     * Use appropriate bahavior for a public IP, stable node:
     *   - No connectivity change triggered when a search fails
@@ -165,19 +170,19 @@ using ValueCallback = std::function<bool(const std::vector<std::shared_ptr<Value
 using GetCallbackSimple = std::function<bool(std::shared_ptr<Value> value)>;
 using ShutdownCallback = std::function<void()>;
 using IdentityAnnouncedCb = std::function<void(bool)>;
+using PublicAddressChangedCb = std::function<void(std::vector<SockAddr>)>;

 using CertificateStoreQuery = std::function<std::vector<std::shared_ptr<crypto::Certificate>>(const InfoHash& pk_id)>;
+using DoneCallback = std::function<void(bool success, const std::vector<std::shared_ptr<Node>>& nodes)>;
+using DoneCallbackSimple = std::function<void(bool success)>;

 typedef bool (*GetCallbackRaw)(std::shared_ptr<Value>, void *user_data);
 typedef bool (*ValueCallbackRaw)(std::shared_ptr<Value>, bool expired, void *user_data);
-
-using DoneCallback = std::function<void(bool success, const std::vector<std::shared_ptr<Node>>& nodes)>;
 typedef void (*DoneCallbackRaw)(bool, std::vector<std::shared_ptr<Node>>*, void *user_data);
 typedef void (*ShutdownCallbackRaw)(void *user_data);
 typedef void (*DoneCallbackSimpleRaw)(bool, void *user_data);
 typedef bool (*FilterRaw)(const Value&, void *user_data);

-using DoneCallbackSimple = std::function<void(bool success)>;

 OPENDHT_PUBLIC GetCallbackSimple bindGetCb(GetCallbackRaw raw_cb, void* user_data);
 OPENDHT_PUBLIC GetCallback bindGetCb(GetCallbackSimple cb);
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *           Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
 *
@@ -32,6 +32,9 @@ extern "C" {

 #include <vector>
 #include <memory>
+#include <atomic>
+#include <mutex>
+#include <string_view>

 #ifdef _WIN32
 #include <iso646.h>
@@ -84,12 +87,13 @@ struct OPENDHT_PUBLIC PublicKey
    /** Import public key from serialized data */
    PublicKey(const uint8_t* dat, size_t dat_size);
    PublicKey(const Blob& pk) : PublicKey(pk.data(), pk.size()) {}
-    PublicKey(PublicKey&& o) noexcept : pk(o.pk) { o.pk = nullptr; };
+    PublicKey(std::string_view pk) : PublicKey((const uint8_t*)pk.data(), pk.size()) {}
+    PublicKey(PublicKey&& o) noexcept : pk(o.pk) { o.pk = nullptr; }

    ~PublicKey();
    explicit operator bool() const { return pk; }
    bool operator ==(const PublicKey& o) const {
-        return pk == o.pk || getId() == o.getId();
+        return pk == o.pk || getLongId() == o.getLongId();
    }
    bool operator !=(const PublicKey& o) const {
        return !(*this == o);
@@ -100,12 +104,12 @@ struct OPENDHT_PUBLIC PublicKey
    /**
     * Get public key fingerprint
     */
-    InfoHash getId() const;
+   const InfoHash& getId() const;

    /**
     * Get public key long fingerprint
     */
-    PkId getLongId() const;
+    const PkId& getLongId() const;

    bool checkSignature(const uint8_t* data, size_t data_len, const uint8_t* signature, size_t signature_len) const;
    inline bool checkSignature(const Blob& data, const Blob& signature) const {
@@ -116,7 +120,9 @@ struct OPENDHT_PUBLIC PublicKey
    inline Blob encrypt(const Blob& data) const {
        return encrypt(data.data(), data.size());
    }
-
+    inline Blob encrypt(std::string_view data) const {
+        return encrypt((const uint8_t*)data.data(), data.size());
+    }
    void pack(Blob& b) const;
    int pack(uint8_t* out, size_t* out_len) const;
    void unpack(const uint8_t* dat, size_t dat_size);
@@ -138,6 +144,11 @@ struct OPENDHT_PUBLIC PublicKey

    gnutls_pubkey_t pk {nullptr};
 private:
+    mutable InfoHash cachedId_ {};
+    mutable PkId cachedLongId_ {};
+    mutable std::atomic_bool idCached_ {false};
+    mutable std::atomic_bool longIdCached_ {false};
+
    PublicKey(const PublicKey&) = delete;
    PublicKey& operator=(const PublicKey&) = delete;
    void encryptBloc(const uint8_t* src, size_t src_size, uint8_t* dst, size_t dst_size) const;
@@ -160,7 +171,9 @@ struct OPENDHT_PUBLIC PrivateKey
    PrivateKey& operator=(PrivateKey&& o) noexcept;

    PrivateKey(const uint8_t* src, size_t src_size, const char* password = nullptr);
-    PrivateKey(const Blob& src, const std::string& password = {}) : PrivateKey(src.data(), src.size(), password.data()) {}
+    PrivateKey(const Blob& src, const std::string& password = {}) : PrivateKey(src.data(), src.size(), password.c_str()) {}
+    PrivateKey(std::string_view src, const std::string& password = {}) : PrivateKey((const uint8_t*)src.data(), src.size(), password.c_str()) {}
+
    ~PrivateKey();
    explicit operator bool() const { return key; }

@@ -175,6 +188,7 @@ struct OPENDHT_PUBLIC PrivateKey
     * @returns the signature data.
     */
    Blob sign(const uint8_t* data, size_t data_len) const;
+    inline Blob sign(std::string_view dat) const { return sign((const uint8_t*)dat.data(), dat.size()); }
    inline Blob sign(const Blob& dat) const { return sign(dat.data(), dat.size()); }

    /**
@@ -201,6 +215,7 @@ private:
    PrivateKey& operator=(const PrivateKey&) = delete;
    Blob decryptBloc(const uint8_t* src, size_t src_size) const;

+    mutable std::mutex publicKeyMutex_ {};
    mutable std::shared_ptr<PublicKey> publicKey_ {};
 };

@@ -286,6 +301,7 @@ class OPENDHT_PUBLIC CertificateRequest {
 public:
    CertificateRequest();
    CertificateRequest(const uint8_t* data, size_t size);
+    CertificateRequest(std::string_view src) : CertificateRequest((const uint8_t*)src.data(), src.size()) {}
    CertificateRequest(const Blob& data) : CertificateRequest(data.data(), data.size()) {}

    CertificateRequest(CertificateRequest&& o) noexcept : request(std::move(o.request)) {
@@ -319,8 +335,9 @@ private:
 class OPENDHT_PUBLIC OcspRequest
 {
 public:
-    OcspRequest(gnutls_ocsp_req_t r) : request(r) {};
+    OcspRequest(gnutls_ocsp_req_t r) : request(r) {}
    OcspRequest(const uint8_t* dat_ptr, size_t dat_size);
+    OcspRequest(std::string_view dat): OcspRequest((const uint8_t*)dat.data(), dat.size()) {}
    ~OcspRequest();

    /*
@@ -338,7 +355,7 @@ class OPENDHT_PUBLIC OcspResponse
 {
 public:
    OcspResponse(const uint8_t* dat_ptr, size_t dat_size);
-    OcspResponse(const std::string& response) : OcspResponse((const uint8_t*)response.data(), response.size()) {};
+    OcspResponse(std::string_view response) : OcspResponse((const uint8_t*)response.data(), response.size()) {}
    ~OcspResponse();

    Blob pack() const;
@@ -373,19 +390,21 @@ struct OPENDHT_PUBLIC Certificate {
     */
    Certificate(gnutls_x509_crt_t crt) noexcept : cert(crt) {}

-    Certificate(Certificate&& o) noexcept : cert(o.cert), issuer(std::move(o.issuer)) { o.cert = nullptr; };
+    Certificate(Certificate&& o) noexcept
+        : cert(o.cert)
+        , issuer(std::move(o.issuer))
+        , publicKey_(std::move(o.publicKey_))
+        { o.cert = nullptr; };

    /**
     * Import certificate (PEM or DER) or certificate chain (PEM),
     * ordered from subject to issuer
     */
    Certificate(const Blob& crt);
-    Certificate(const std::string& pem) : cert(nullptr) {
-        unpack((const uint8_t*)pem.data(), pem.size());
-    }
    Certificate(const uint8_t* dat, size_t dat_size) : cert(nullptr) {
        unpack(dat, dat_size);
    }
+    Certificate(std::string_view pem) : Certificate((const uint8_t*)pem.data(), pem.size()) {}

    /**
     * Import certificate chain (PEM or DER),
@@ -483,12 +502,13 @@ struct OPENDHT_PUBLIC Certificate {
    void msgpack_unpack(const msgpack::object& o);

    explicit operator bool() const { return cert; }
-    PublicKey getPublicKey() const;
+    const PublicKey& getPublicKey() const;
+    const std::shared_ptr<PublicKey>& getSharedPublicKey() const;

    /** Same as getPublicKey().getId() */
-    InfoHash getId() const;
+    const InfoHash& getId() const;
    /** Same as getPublicKey().getLongId() */
-    PkId getLongId() const;
+    const PkId& getLongId() const;

    Blob getSerialNumber() const;

@@ -606,6 +626,8 @@ private:
    Certificate& operator=(const Certificate&) = delete;
    mutable InfoHash cachedId_ {};
    mutable PkId cachedLongId_ {};
+    mutable std::atomic_bool idCached_ {false};
+    mutable std::atomic_bool longIdCached_ {false};

    struct crlNumberCmp {
        bool operator() (const std::shared_ptr<RevocationList>& lhs, const std::shared_ptr<RevocationList>& rhs) const {
@@ -614,6 +636,9 @@ private:
    };

    std::set<std::shared_ptr<RevocationList>, crlNumberCmp> revocation_lists;
+
+    mutable std::mutex publicKeyMutex_ {};
+    mutable std::shared_ptr<PublicKey> publicKey_ {};
 };

 struct OPENDHT_PUBLIC TrustList
@@ -645,94 +670,6 @@ private:
    gnutls_x509_trust_list_t trust {nullptr};
 };

-template <class T>
-class OPENDHT_PUBLIC secure_vector
-{
-public:
-    secure_vector() {}
-    secure_vector(secure_vector<T> const&) = default;
-    secure_vector(secure_vector<T> &&) = default;
-    explicit secure_vector(unsigned size): data_(size) {}
-    explicit secure_vector(unsigned size, T _item): data_(size, _item) {}
-    explicit secure_vector(const std::vector<T>& c): data_(c) {}
-    secure_vector(std::vector<T>&& c): data_(std::move(c)) {}
-    ~secure_vector() { clean(); }
-
-    static secure_vector<T> getRandom(size_t size) {
-        secure_vector<T> ret(size);
-        crypto::random_device rdev;
-#ifdef _WIN32
-        std::uniform_int_distribution<int> rand_byte{ 0, std::numeric_limits<uint8_t>::max() };
-#else
-        std::uniform_int_distribution<uint8_t> rand_byte;
-#endif
-        std::generate_n((uint8_t*)ret.data_.data(), ret.size()*sizeof(T), std::bind(rand_byte, std::ref(rdev)));
-        return ret;
-    }
-    secure_vector<T>& operator=(const secure_vector<T>& c) {
-        if (&c == this)
-            return *this;
-        clean();
-        data_ = c.data_;
-        return *this;
-    }
-    secure_vector<T>& operator=(secure_vector<T>&& c) {
-        if (&c == this)
-            return *this;
-        clean();
-        data_ = std::move(c.data_);
-        return *this;
-    }
-    secure_vector<T>& operator=(std::vector<T>&& c) {
-        clean();
-        data_ = std::move(c);
-        return *this;
-    }
-    std::vector<T>& writable() { clean(); return data_; }
-    const std::vector<T>& makeInsecure() const { return data_; }
-    const uint8_t* data() const { return data_.data(); }
-
-    void clean() {
-        clean(data_.begin(), data_.end());
-    }
-
-    void clear() { clean(); data_.clear(); }
-
-    size_t size() const { return data_.size(); }
-    bool empty() const { return data_.empty(); }
-
-    void swap(secure_vector<T>& other) { data_.swap(other.data_); }
-    void resize(size_t s) {
-        if (s == data_.size()) return;
-        if (s < data_.size()) {
-            //shrink
-            clean(data_.begin()+s, data_.end());
-            data_.resize(s);
-        } else {
-            //grow
-            auto data = std::move(data_); // move protected data
-            clear();
-            data_.resize(s);
-            std::copy(data.begin(), data.end(), data_.begin());
-            clean(data.begin(), data.end());
-        }
-    }
-
-private:
-    /**
-     * Securely wipe memory
-     */
-    static void clean(const typename std::vector<T>::iterator& i, const typename std::vector<T>::iterator& j) {
-        volatile uint8_t* b = reinterpret_cast<uint8_t*>(&*i);
-        volatile uint8_t* e = reinterpret_cast<uint8_t*>(&*j);
-        std::fill(b, e, 0);
-    }
-
-    std::vector<T> data_;
-};
-
-using SecureBlob = secure_vector<uint8_t>;
-
 /**
 * Generate an RSA key pair (4096 bits) and a certificate.
 * @param name the name used in the generated certificate
@@ -747,6 +684,7 @@ OPENDHT_PUBLIC Identity generateEcIdentity(const std::string& name, const Identi
 OPENDHT_PUBLIC Identity generateEcIdentity(const std::string& name = "dhtnode", const Identity& ca = {});

 OPENDHT_PUBLIC void saveIdentity(const Identity& id, const std::string& path, const std::string& privkey_password = {});
+OPENDHT_PUBLIC Identity loadIdentity(const std::string &path,const std::string &privkey_password = {});

 /**
 * Performs SHA512, SHA256 or SHA1, depending on hash_length.
@@ -767,7 +705,7 @@ OPENDHT_PUBLIC void hash(const uint8_t* data, size_t data_length, uint8_t* hash,
 * that can be transmitted in clear, and will be generated if
 * not provided (32 bytes).
 */
-OPENDHT_PUBLIC Blob stretchKey(const std::string& password, Blob& salt, size_t key_length = 512/8);
+OPENDHT_PUBLIC Blob stretchKey(std::string_view password, Blob& salt, size_t key_length = 512/8);

 /**
 * AES-GCM encryption. Key must be 128, 192 or 256 bits long (16, 24 or 32 bytes).
@@ -776,15 +714,58 @@ OPENDHT_PUBLIC Blob aesEncrypt(const uint8_t* data, size_t data_length, const Bl
 OPENDHT_PUBLIC inline Blob aesEncrypt(const Blob& data, const Blob& key) {
    return aesEncrypt(data.data(), data.size(), key);
 }
-OPENDHT_PUBLIC Blob aesEncrypt(const Blob& data, const std::string& password);
+/**
+ * AES-GCM encryption with argon2 key derivation.
+ * This function uses `stretchKey` to generate an AES key from the password and a random salt.
+ * The result is a bundle including the salt that can be decrypted with `aesDecrypt(data, password)`.
+ * If needed, the salt or encrypted data can be individually extracted from the bundle with `aesGetSalt` and `aesGetEncrypted`.
+ * @param data: data to encrypt
+ * @param password: password to encrypt the data with
+ * @param salt: optional salt to use for key derivation. If not provided, a random salt will be generated.
+ */
+OPENDHT_PUBLIC Blob aesEncrypt(const Blob& data, std::string_view password, const Blob& salt = {});

 /**
 * AES-GCM decryption.
 */
 OPENDHT_PUBLIC Blob aesDecrypt(const uint8_t* data, size_t data_length, const Blob& key);
 OPENDHT_PUBLIC inline Blob aesDecrypt(const Blob& data, const Blob& key) { return aesDecrypt(data.data(), data.size(), key); }
-OPENDHT_PUBLIC Blob aesDecrypt(const uint8_t* data, size_t data_length, const std::string& password);
-OPENDHT_PUBLIC inline Blob aesDecrypt(const Blob& data, const std::string& password) { return aesDecrypt(data.data(), data.size(), password); }
+OPENDHT_PUBLIC inline Blob aesDecrypt(std::string_view data, const Blob& key) { return aesDecrypt((uint8_t*)data.data(), data.size(), key); }
+
+OPENDHT_PUBLIC Blob aesDecrypt(const uint8_t* data, size_t data_length, std::string_view password);
+OPENDHT_PUBLIC inline Blob aesDecrypt(const Blob& data, std::string_view password) { return aesDecrypt(data.data(), data.size(), password); }
+OPENDHT_PUBLIC inline Blob aesDecrypt(std::string_view data, std::string_view password) { return aesDecrypt((uint8_t*)data.data(), data.size(), password); }
+
+/**
+ * Get raw AES key from password and salt stored with the encrypted data.
+ */
+OPENDHT_PUBLIC Blob aesGetKey(const uint8_t* data, size_t data_length, std::string_view password);
+OPENDHT_PUBLIC Blob inline aesGetKey(const Blob& data, std::string_view password) {
+    return aesGetKey(data.data(), data.size(), password);
+}
+/** Get the salt part of data password-encrypted with `aesEncrypt(data, password)` */
+OPENDHT_PUBLIC Blob aesGetSalt(const uint8_t* data, size_t data_length);
+OPENDHT_PUBLIC Blob inline aesGetSalt(const Blob& data) {
+    return aesGetSalt(data.data(), data.size());
+}
+/** Get the encrypted data part of data password-encrypted with `aesEncrypt(data, password)` */
+OPENDHT_PUBLIC std::string_view aesGetEncrypted(const uint8_t* data, size_t data_length);
+OPENDHT_PUBLIC std::string_view inline aesGetEncrypted(const Blob& data) {
+    return aesGetEncrypted(data.data(), data.size());
+}
+
+/** Build an encrypted bundle that can be decrypted with aesDecrypt(data, password).
+ *  @param encryptedData: result of `aesEncrypt(data, key)` or `aesGetEncrypted`
+ *  @param salt: should match the encryption key and password so that `stretchKey(password, salk) == key`.
+ *  Can be obtained from an existing bundle with `aesGetSalt`.
+ **/
+OPENDHT_PUBLIC Blob aesBuildEncrypted(const uint8_t* encryptedData, size_t data_length, const Blob& salt);
+OPENDHT_PUBLIC Blob inline aesBuildEncrypted(const Blob& encryptedData, const Blob& salt) {
+    return aesBuildEncrypted(encryptedData.data(), encryptedData.size(), salt);
+}
+OPENDHT_PUBLIC Blob inline aesBuildEncrypted(std::string_view encryptedData, const Blob& salt) {
+    return aesBuildEncrypted((const uint8_t*)encryptedData.data(), encryptedData.size(), salt);
+}

 }
 }
@@ -0,0 +1,114 @@
+/*
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include <vector>
+#include <random>
+
+namespace dht {
+namespace crypto {
+
+template <class T>
+class secure_vector
+{
+public:
+    secure_vector() {}
+    secure_vector(secure_vector<T> const&) = default;
+    secure_vector(secure_vector<T> &&) = default;
+    explicit secure_vector(unsigned size): data_(size) {}
+    explicit secure_vector(unsigned size, T _item): data_(size, _item) {}
+    explicit secure_vector(const std::vector<T>& c): data_(c) {}
+    secure_vector(std::vector<T>&& c): data_(std::move(c)) {}
+    ~secure_vector() { clean(); }
+
+    static secure_vector<T> getRandom(size_t size) {
+        secure_vector<T> ret(size);
+        std::random_device rdev;
+#ifdef _WIN32
+        std::uniform_int_distribution<int> rand_byte{ 0, std::numeric_limits<uint8_t>::max() };
+#else
+        std::uniform_int_distribution<uint8_t> rand_byte;
+#endif
+        std::generate_n((uint8_t*)ret.data_.data(), ret.size()*sizeof(T), std::bind(rand_byte, std::ref(rdev)));
+        return ret;
+    }
+    secure_vector<T>& operator=(const secure_vector<T>& c) {
+        if (&c == this)
+            return *this;
+        clean();
+        data_ = c.data_;
+        return *this;
+    }
+    secure_vector<T>& operator=(secure_vector<T>&& c) {
+        if (&c == this)
+            return *this;
+        clean();
+        data_ = std::move(c.data_);
+        return *this;
+    }
+    secure_vector<T>& operator=(std::vector<T>&& c) {
+        clean();
+        data_ = std::move(c);
+        return *this;
+    }
+    std::vector<T>& writable() { clean(); return data_; }
+    const std::vector<T>& makeInsecure() const { return data_; }
+    const uint8_t* data() const { return data_.data(); }
+
+    void clean() {
+        clean(data_.begin(), data_.end());
+    }
+
+    void clear() { clean(); data_.clear(); }
+
+    size_t size() const { return data_.size(); }
+    bool empty() const { return data_.empty(); }
+
+    void swap(secure_vector<T>& other) { data_.swap(other.data_); }
+    void resize(size_t s) {
+        if (s == data_.size()) return;
+        if (s < data_.size()) {
+            //shrink
+            clean(data_.begin()+s, data_.end());
+            data_.resize(s);
+        } else {
+            //grow
+            auto data = std::move(data_); // move protected data
+            clear();
+            data_.resize(s);
+            std::copy(data.begin(), data.end(), data_.begin());
+            clean(data.begin(), data.end());
+        }
+    }
+
+private:
+    /**
+     * Securely wipe memory
+     */
+    static void clean(const typename std::vector<T>::iterator& i, const typename std::vector<T>::iterator& j) {
+        volatile uint8_t* b = reinterpret_cast<uint8_t*>(&*i);
+        volatile uint8_t* e = reinterpret_cast<uint8_t*>(&*j);
+        std::fill(b, e, 0);
+    }
+
+    std::vector<T> data_;
+};
+
+using SecureBlob = secure_vector<uint8_t>;
+
+}
+}
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -65,10 +65,7 @@ public:
     * Initialise the Dht with two open sockets (for IPv4 and IP6)
     * and an ID for the node.
     */
-    Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, const Sp<Logger>& l = {});
-
-    Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, const Logger& l = {})
-        : Dht(std::move(sock), config, std::make_shared<Logger>(l)) {}
+    Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, const Sp<Logger>& l = {}, std::unique_ptr<std::mt19937_64>&& rd = {});

    virtual ~Dht();

@@ -76,6 +73,9 @@ public:
     * Get the ID of the node.
     */
    inline const InfoHash& getNodeId() const override { return myid; }
+    void setOnPublicAddressChanged(PublicAddressChangedCb cb) override {
+        publicAddressChangedCb_ = std::move(cb);
+    }

    NodeStatus updateStatus(sa_family_t af) override;

@@ -128,7 +128,7 @@ public:
     */
    void insertNode(const InfoHash& id, const SockAddr&) override;
    void insertNode(const NodeExport& n) override {
-        insertNode(n.id, SockAddr(n.ss, n.sslen));
+        insertNode(n.id, n.addr);
    }

    void pingNode(SockAddr, DoneCallbackSimple&& cb={}) override;
@@ -265,7 +265,6 @@ public:
     */
    void connectivityChanged(sa_family_t) override;
    void connectivityChanged() override {
-        reported_addr.clear();
        connectivityChanged(AF_INET);
        connectivityChanged(AF_INET6);
    }
@@ -302,6 +301,9 @@ public:
    void setStorageLimit(size_t limit = DEFAULT_STORAGE_LIMIT) override {
        max_store_size = limit;
    }
+    size_t getStorageLimit() const override {
+        return max_store_size;
+    }

    /**
     * Returns the total memory usage of stored values and the number
@@ -340,7 +342,7 @@ private:
    static constexpr unsigned LISTEN_NODES {4};

    /* The maximum number of hashes we're willing to track. */
-    static constexpr unsigned MAX_HASHES {1024 * 1024};
+    static constexpr unsigned MAX_HASHES {1024 * 1024 * 1024};

    /* The maximum number of searches we keep data about. */
    static constexpr unsigned MAX_SEARCHES {1024 * 1024};
@@ -370,7 +372,7 @@ private:
    Dht(const Dht&) = delete;
    Dht& operator=(const Dht&) = delete;

-    std::mt19937_64 rd {crypto::getSeededRandomEngine<std::mt19937_64>()};
+    std::mt19937_64 rd;

    InfoHash myid {};

@@ -381,11 +383,14 @@ private:
    TypeStore types;

    using SearchMap = std::map<InfoHash, Sp<Search>>;
+    using ReportedAddr = std::pair<unsigned, SockAddr>;
+
    struct Kad {
        RoutingTable buckets {};
        SearchMap searches {};
        unsigned pending_pings {0};
        NodeStatus status;
+        std::vector<ReportedAddr> reported_addr;

        NodeStatus getStatus(time_point now) const;
        NodeStats getNodesStats(time_point now, const InfoHash& myid) const;
@@ -393,6 +398,7 @@ private:

    Kad dht4 {};
    Kad dht6 {};
+    PublicAddressChangedCb publicAddressChangedCb_ {};

    std::vector<std::pair<std::string,std::string>> bootstrap_nodes {};
    std::chrono::steady_clock::duration bootstrap_period {BOOTSTRAP_PERIOD};
@@ -420,8 +426,6 @@ private:
    Sp<Scheduler::Job> nextStorageMaintenance {};

    net::NetworkEngine network_engine;
-    using ReportedAddr = std::pair<unsigned, SockAddr>;
-    std::vector<ReportedAddr> reported_addr;

    std::string persistPath;

@@ -447,13 +451,13 @@ private:
    // Storage
    void storageAddListener(const InfoHash& id, const Sp<Node>& node, size_t tid, Query&& = {}, int version = 0);
    bool storageStore(const InfoHash& id, const Sp<Value>& value, time_point created, const SockAddr& sa = {}, bool permanent = false);
-    bool storageErase(const InfoHash& id, Value::Id vid);
    bool storageRefresh(const InfoHash& id, Value::Id vid);
    void expireStore();
    void expireStorage(InfoHash h);
    void expireStore(decltype(store)::iterator);

-    void storageChanged(const InfoHash& id, Storage& st, ValueStorage&, bool newValue);
+    void storageRemoved(const InfoHash& id, Storage& st, const std::vector<Sp<Value>>& values, size_t totalSize);
+    void storageChanged(const InfoHash& id, Storage& st, const Sp<Value>&, bool newValue);
    std::string printStorageLog(const decltype(store)::value_type&) const;

    /**
@@ -564,7 +568,7 @@ private:
     * @param sr  The search for which we want to announce a value.
     * @param announce  The 'announce' structure.
     */
-    void searchSendAnnounceValue(const Sp<Search>& sr);
+    void searchSendAnnounceValue(const Sp<Search>& sr, unsigned syncLevel = TARGET_NODES);

    /**
     * Main process of a Search's operations. This function will demand the
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -19,7 +19,8 @@
 #pragma once

 #include "infohash.h"
-#include "log_enable.h"
+#include "logger.h"
+#include "node_export.h"

 #include <queue>

@@ -32,8 +33,8 @@ namespace net {
 class OPENDHT_PUBLIC DhtInterface {
 public:
    DhtInterface() = default;
-    DhtInterface(const Logger& l) : logger_(std::make_shared<Logger>(l)) {};
-    DhtInterface(const std::shared_ptr<Logger>& l) : logger_(l) {};
+    DhtInterface(const Logger& l) : logger_(std::make_shared<Logger>(l)) {}
+    DhtInterface(const std::shared_ptr<Logger>& l) : logger_(l) {}
    virtual ~DhtInterface() = default;

    // [[deprecated]]
@@ -44,15 +45,16 @@ public:
    /**
     * Get the current status of the node for the given family.
     */
-    virtual NodeStatus updateStatus(sa_family_t af) { return getStatus(af); };
+    virtual NodeStatus updateStatus(sa_family_t af) { return getStatus(af); }
    virtual NodeStatus getStatus(sa_family_t af) const = 0;
    virtual NodeStatus getStatus() const = 0;

    void addOnConnectedCallback(std::function<void()> cb) {
        onConnectCallbacks_.emplace(std::move(cb));
    }
+    virtual void setOnPublicAddressChanged(PublicAddressChangedCb) {}

-    virtual net::DatagramSocket* getSocket() const { return {}; };
+    virtual net::DatagramSocket* getSocket() const { return {}; }

    /**
     * Get the ID of the DHT node.
@@ -221,6 +223,7 @@ public:
     * Set the in-memory storage limit in bytes
     */
    virtual void setStorageLimit(size_t limit = DEFAULT_STORAGE_LIMIT) = 0;
+    virtual size_t getStorageLimit() const = 0;

    /**
     * Returns the total memory usage of stored values and the number
@@ -230,18 +233,6 @@ public:

    virtual std::vector<SockAddr> getPublicAddress(sa_family_t family = 0) = 0;

-    /**
-     * Enable or disable logging of DHT internal messages
-     */
-    virtual void setLoggers(LogMethod error = {}, LogMethod warn = {}, LogMethod debug = {}) {
-        if (logger_) {
-            logger_->DBG = std::move(debug);
-            logger_->WARN = std::move(warn);
-            logger_->ERR = std::move(error);
-        } else
-            logger_= std::make_shared<Logger>(std::move(error), std::move(warn), std::move(debug));
-    }
-
    virtual void setLogger(const Logger& l) {
        if (logger_)
            *logger_ = l;
@@ -264,6 +255,9 @@ public:

    virtual void setPushNotificationToken(const std::string&) {};

+    virtual void setPushNotificationTopic(const std::string&) {};
+    virtual void setPushNotificationPlatform(const std::string&) {};
+
    /**
     * Call linked callback with a push notification
     * @param notification to process
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *          Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *          Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
@@ -67,12 +67,31 @@ public:
 #endif
    }

+    virtual void setPushNotificationTopic(const std::string& topic) override {
+#ifdef OPENDHT_PUSH_NOTIFICATIONS
+        notificationTopic_ = topic;
+#else
+        (void) topic;
+#endif
+    }
+
+    virtual void setPushNotificationPlatform(const std::string& platform) override {
+#ifdef OPENDHT_PUSH_NOTIFICATIONS
+        platform_ = platform;
+#else
+        (void) platform;
+#endif
+    }
+
    virtual ~DhtProxyClient();

    /**
     * Get the ID of the node.
     */
    inline const InfoHash& getNodeId() const override { return myid; }
+    void setOnPublicAddressChanged(PublicAddressChangedCb cb) override {
+        publicAddressChangedCb_ = std::move(cb);
+    }

    /**
     * Get the current status of the node for the given family.
@@ -263,6 +282,7 @@ public:
    void dumpTables() const override {}
    std::vector<unsigned> getNodeMessageStats(bool) override { return {}; }
    void setStorageLimit(size_t) override {}
+    virtual size_t getStorageLimit() const override { return 0; }
    void connectivityChanged(sa_family_t) override {
        getProxyInfos();
    }
@@ -271,6 +291,11 @@ public:
        loopSignal_();
    }

+    void listenKeepIdle(uint32_t seconds) {
+        listenKeepIdle_ = seconds;
+    }
+    inline uint32_t listenKeepIdle() { return listenKeepIdle_; }
+
 private:
    /**
     * Start the connection with a server.
@@ -335,9 +360,12 @@ private:
    NodeStatus statusIpv6_ {NodeStatus::Disconnected};
    NodeStats stats4_ {};
    NodeStats stats6_ {};
+    SockAddr localAddrv4_;
+    SockAddr localAddrv6_;
    SockAddr publicAddressV4_;
    SockAddr publicAddressV6_;
    std::atomic_bool launchConnectedCbs_ {false};
+    PublicAddressChangedCb publicAddressChangedCb_ {};

    InfoHash myid {};

@@ -349,6 +377,7 @@ private:
     * Note: Each context is used in one thread only
     */
    asio::io_context httpContext_;
+    mutable std::mutex resolverLock_;
    std::shared_ptr<http::Resolver> resolver_;

    mutable std::mutex requestLock_;
@@ -367,6 +396,11 @@ private:
    size_t listenerToken_ {0};
    std::map<InfoHash, ProxySearch> searches_;

+    /**
+     * Keepalive idle time for listen
+     */
+    uint32_t listenKeepIdle_ {120};
+
    /**
     * Callbacks should be executed in the main thread.
     */
@@ -399,6 +433,25 @@ private:
     */
    std::string deviceKey_ {};

+    /**
+     * Notification topic for ios notifications.
+     */
+    std::string notificationTopic_ {};
+
+    /**
+     * Platform for push notifications (supported android, ios, unifiedpush)
+     */
+    std::string platform_
+#ifdef __ANDROID__
+    {"android"};
+#else
+#ifdef __APPLE__
+    {"ios"};
+#else
+    {};
+#endif
+#endif
+
    const std::function<void()> loopSignal_;

 #ifdef OPENDHT_PUSH_NOTIFICATIONS
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *          Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *          Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
@@ -40,32 +40,35 @@ namespace dht {
 enum class PushType {
    None = 0,
    Android,
-    iOS
+    iOS,
+    UnifiedPush
 };
 }
 MSGPACK_ADD_ENUM(dht::PushType)

-namespace http {
-class Request;
-struct ListenerSession;
-}
-
 namespace Json {
 class Value;
 }

 namespace dht {

+namespace http {
+class Request;
+struct ListenerSession;
+}
+
 class DhtRunner;

 using RestRouter = restinio::router::express_router_t<>;
 using RequestStatus = restinio::request_handling_status_t;

-struct ProxyServerConfig {
+struct OPENDHT_PUBLIC ProxyServerConfig {
+    std::string address {};
    in_port_t port {8000};
    std::string pushServer {};
    std::string persistStatePath {};
    dht::crypto::Identity identity {};
+    std::string bundleId {};
 };

 /**
@@ -84,7 +87,7 @@ public:
     */
    DhtProxyServer(const std::shared_ptr<DhtRunner>& dht,
        const ProxyServerConfig& config = {},
-        const std::shared_ptr<dht::Logger>& logger = {});
+        const std::shared_ptr<log::Logger>& logger = {});

    virtual ~DhtProxyServer();

@@ -272,7 +275,18 @@ private:
    RequestStatus options(restinio::request_handle_t request,
                           restinio::router::route_params_t params);

+    struct PushSessionContext {
+        std::mutex lock;
+        std::string sessionId;
+        PushSessionContext(const std::string& id) : sessionId(id) {}
+    };
+
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
+    PushType getTypeFromString(const std::string& type);
+    std::string getDefaultTopic(PushType type);
+
+    RequestStatus pingPush(restinio::request_handle_t request,
+                         restinio::router::route_params_t /*params*/);
    /**
     * Subscribe to push notifications for an iOS or Android device.
     * Method: SUBSCRIBE "/{InfoHash: .*}"
@@ -300,7 +314,7 @@ private:
     * @param key of the device
     * @param json, the content to send
     */
-    void sendPushNotification(const std::string& key, Json::Value&& json, PushType type, bool highPriority);
+    void sendPushNotification(const std::string& key, Json::Value&& json, PushType type, bool highPriority, const std::string& topic);

    /**
     * Send push notification with an expire timeout.
@@ -308,9 +322,10 @@ private:
     * @param pushToken
     * @param json
     * @param type
+     * @param topic
     */
    void handleNotifyPushListenExpire(const asio::error_code &ec, const std::string pushToken,
-                                      std::function<Json::Value()> json, PushType type);
+                                      std::function<Json::Value()> json, PushType type, const std::string& topic);

    /**
     * Remove a push listener between a client and a hash
@@ -322,6 +337,24 @@ private:
    void handleCancelPushListen(const asio::error_code &ec, const std::string pushToken,
                                const InfoHash key, const std::string clientId);

+    /**
+     * Handles a push listen request.
+     *
+     * @param infoHash The information hash associated with the push listen request.
+     * @param pushToken The push token associated with the push listen request.
+     * @param type The type of the push listen request.
+     * @param clientId The client ID associated with the push listen request.
+     * @param sessionCtx The shared pointer to the push session context associated with the push listen request.
+     * @param topic The topic associated with the push listen request.
+     * @param values The vector of shared pointers to values associated with the push listen request.
+     * @param expired A boolean indicating whether the push listen request has expired.
+     * @return true.
+     */
+    bool handlePushListen(const InfoHash& infoHash, const std::string& pushToken,
+                          PushType type, const std::string& clientId,
+                          const std::shared_ptr<DhtProxyServer::PushSessionContext>& sessionCtx, const std::string& topic,
+                          const std::vector<std::shared_ptr<Value>>& values, bool expired);
+
 #endif //OPENDHT_PUSH_NOTIFICATIONS

    void handlePrintStats(const asio::error_code &ec);
@@ -355,7 +388,7 @@ private:
    mutable std::mutex requestLock_;
    std::map<unsigned int /*id*/, std::shared_ptr<http::Request>> requests_;

-    std::shared_ptr<dht::Logger> logger_;
+    std::shared_ptr<log::Logger> logger_;

    std::shared_ptr<ServerStats> stats_;
    std::shared_ptr<NodeInfo> nodeInfo_ {};
@@ -367,12 +400,6 @@ private:
    std::map<restinio::connection_id_t, http::ListenerSession> listeners_;
    // Connection Listener observing conn state changes.
    std::shared_ptr<ConnectionListener> connListener_;
-
-    struct PushSessionContext {
-        std::mutex lock;
-        std::string sessionId;
-        PushSessionContext(const std::string& id) : sessionId(id) {}
-    };
    struct PermanentPut {
        time_point expiration;
        std::string pushToken;
@@ -382,11 +409,12 @@ private:
        std::unique_ptr<asio::steady_timer> expireNotifyTimer;
        Sp<Value> value;
        PushType type;
+        std::string topic;

        template <typename Packer>
        void msgpack_pack(Packer& p) const
        {
-            p.pack_map(2 + (sessionCtx ? 1 : 0) + (clientId.empty() ? 0 : 1) + (type == PushType::None ? 0 : 2));
+            p.pack_map(2 + (sessionCtx ? 1 : 0) + (clientId.empty() ? 0 : 1) + (type == PushType::None ? 0 : 2) + (topic.empty() ? 0 : 1));
            p.pack("value"); p.pack(value);
            p.pack("exp"); p.pack(to_time_t(expiration));
            if (not clientId.empty()) {
@@ -400,6 +428,9 @@ private:
                p.pack("t"); p.pack(type);
                p.pack("token"); p.pack(pushToken);
            }
+            if (not topic.empty()) {
+                p.pack("top"); p.pack(topic);
+            }
        }

        void msgpack_unpack(const msgpack::object& o);
@@ -415,6 +446,7 @@ private:
    mutable std::atomic<time_point> lastStatsReset_ {time_point::min()};

    std::string pushServer_;
+    std::string bundleId_;

 #ifdef OPENDHT_PUSH_NOTIFICATIONS
    struct Listener {
@@ -425,11 +457,12 @@ private:
        std::unique_ptr<asio::steady_timer> expireTimer;
        std::unique_ptr<asio::steady_timer> expireNotifyTimer;
        PushType type;
+        std::string topic;

        template <typename Packer>
        void msgpack_pack(Packer& p) const
        {
-            p.pack_map(sessionCtx ? 4 : 3);
+            p.pack_map(3 + (sessionCtx ? 1 : 0) + (topic.empty() ? 0 : 1));
            p.pack("cid"); p.pack(clientId);
            p.pack("exp"); p.pack(to_time_t(expiration));
            if (sessionCtx) {
@@ -437,6 +470,9 @@ private:
                p.pack("sid"); p.pack(sessionCtx->sessionId);
            }
            p.pack("t"); p.pack(type);
+            if (!topic.empty()) {
+                p.pack("top"); p.pack(topic);
+            }
        }

        void msgpack_unpack(const msgpack::object& o);
@@ -446,7 +482,6 @@ private:
        MSGPACK_DEFINE_ARRAY(listeners)
    };
    std::map<std::string, PushListener> pushListeners_;
-    proxy::ListenToken tokenPushNotif_ {0};
 #endif //OPENDHT_PUSH_NOTIFICATIONS
 };

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -25,8 +25,9 @@
 #include "value.h"
 #include "callbacks.h"
 #include "sockaddr.h"
-#include "log_enable.h"
+#include "logger.h"
 #include "network_utils.h"
+#include "node_export.h"

 #include <thread>
 #include <mutex>
@@ -61,6 +62,8 @@ public:
        std::string proxy_server {};
        std::string push_node_id {};
        std::string push_token {};
+        std::string push_topic {};
+        std::string push_platform {};
        bool peer_discovery {false};
        bool peer_publish {false};
        std::shared_ptr<dht::crypto::Certificate> server_ca;
@@ -75,6 +78,8 @@ public:
        StatusCallback statusChangedCallback {};
        CertificateStoreQuery certificateStore {};
        IdentityAnnouncedCb identityAnnouncedCb {};
+        PublicAddressChangedCb publicAddressChangedCb {};
+        std::unique_ptr<std::mt19937_64> rng {};
        Context() {}
    };

@@ -335,6 +340,7 @@ public:

    std::pair<size_t, size_t> getStoreSize() const;

+    void getStorageLimit() const;
    void setStorageLimit(size_t limit = DEFAULT_STORAGE_LIMIT);

    std::vector<NodeExport> exportNodes() const;
@@ -345,7 +351,6 @@ public:
    void setLogger(const Logger& logger) {
        setLogger(std::make_shared<Logger>(logger));
    }
-    void setLoggers(LogMethod err = {}, LogMethod warn = {}, LogMethod debug = {});

    /**
     * Only print logs related to the given InfoHash (if given), or disable filter (if zeroes).
@@ -371,8 +376,8 @@ public:
    std::string getRoutingTablesLog(sa_family_t af) const;
    std::string getSearchesLog(sa_family_t af = AF_UNSPEC) const;
    std::string getSearchLog(const InfoHash&, sa_family_t af = AF_UNSPEC) const;
-    std::vector<SockAddr> getPublicAddress(sa_family_t af = AF_UNSPEC);
-    std::vector<std::string> getPublicAddressStr(sa_family_t af = AF_UNSPEC);
+    std::vector<SockAddr> getPublicAddress(sa_family_t af = AF_UNSPEC) const;
+    std::vector<std::string> getPublicAddressStr(sa_family_t af = AF_UNSPEC) const;
    void getPublicAddress(std::function<void(std::vector<SockAddr>&&)>, sa_family_t af = AF_UNSPEC);

    // securedht methods
@@ -436,7 +441,6 @@ public:
    /**
     * Start or stop the proxy
     * @param proxify if we want to use the proxy
-     * @param deviceKey non empty to enable push notifications
     */
    void enableProxy(bool proxify);

@@ -447,6 +451,16 @@ public:
     */
    void setPushNotificationToken(const std::string& token);

+     /**
+     * Sets the push notification topic
+     */
+    void setPushNotificationTopic(const std::string& topic);
+
+     /**
+     * Sets the push notification platform
+     */
+    void setPushNotificationPlatform(const std::string& platform);
+
    /**
     * Insert a push notification to process for OpenDHT
     */
@@ -473,12 +487,9 @@ private:
    DoneCallback bindOpDoneCallback(DoneCallback&& cb);
    DoneCallbackSimple bindOpDoneCallback(DoneCallbackSimple&& cb);

-    /** Local DHT instance */
+    /** DHT instance */
    std::unique_ptr<SecureDht> dht_;

-    /** Proxy client instance */
-    std::unique_ptr<SecureDht> dht_via_proxy_;
-
    /** true if we are currently using a proxy */
    std::atomic_bool use_proxy {false};

@@ -490,17 +501,6 @@ private:
     * reset dht clients
     */
    void resetDht();
-    /**
-     * @return the current active DHT
-     */
-    SecureDht* activeDht() const;
-
-    /**
-     * Store current listeners and translates global tokens for each client.
-     */
-    struct Listener;
-    std::map<size_t, Listener> listeners_;
-    size_t listener_token_ {1};

    mutable std::mutex dht_mtx {};
    std::thread dht_thread {};
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -29,23 +29,20 @@
 #   define snprintf snprintf
 #endif

+#include <asio/ip/tcp.hpp>
+#include <asio/streambuf.hpp>
 #include <asio/ssl/context.hpp>
-#include <restinio/http_headers.hpp>
 #include <restinio/message_builders.hpp>

 #include <memory>
 #include <queue>
 #include <mutex>
+#include <future>

 namespace Json {
 class Value;
 }

-extern "C" {
-struct http_parser;
-struct http_parser_settings;
-}
-
 namespace restinio {
 namespace impl {
 class tls_socket_t;
@@ -53,7 +50,9 @@ class tls_socket_t;
 }

 namespace dht {
+namespace log {
 struct Logger;
+}

 namespace crypto {
 struct Certificate;
@@ -88,9 +87,9 @@ public:
 class OPENDHT_PUBLIC Connection : public std::enable_shared_from_this<Connection>
 {
 public:
-    Connection(asio::io_context& ctx, const bool ssl = true, std::shared_ptr<dht::Logger> l = {});
+    Connection(asio::io_context& ctx, const bool ssl = true, std::shared_ptr<log::Logger> l = {});
    Connection(asio::io_context& ctx, std::shared_ptr<dht::crypto::Certificate> server_ca,
-               const dht::crypto::Identity& identity, std::shared_ptr<dht::Logger> l = {});
+               const dht::crypto::Identity& identity, std::shared_ptr<log::Logger> l = {});
    ~Connection();

    inline unsigned int id() const { return  id_; };
@@ -114,13 +113,18 @@ public:
    void async_read(size_t bytes, BytesHandlerCb cb);
    void async_read_some(size_t bytes, BytesHandlerCb cb);

-    void timeout(const std::chrono::seconds timeout, HandlerCb cb = {});
+    void set_keepalive(uint32_t seconds);
+
+    const asio::ip::address& local_address() const;
+
+    void timeout(const std::chrono::seconds& timeout, HandlerCb cb = {});
+
    void close();

 private:

    template<typename T>
-    T wrapCallabck(T cb) const {
+    T wrapCallback(T cb) const {
        return [t=shared_from_this(),cb=std::move(cb)](auto ...params) {
            cb(params...);
        };
@@ -142,20 +146,11 @@ private:
    asio::streambuf read_buf_;
    std::istream istream_;

-    std::unique_ptr<asio::steady_timer> timeout_timer_;
-    std::shared_ptr<dht::Logger> logger_;
-    bool checkOcsp_ {false};
-};
+    asio::ip::address local_address_;

-/**
- * Session value associated with a connection_id_t key.
- */
-struct ListenerSession
-{
-    ListenerSession() = default;
-    dht::InfoHash hash;
-    std::future<size_t> token;
-    std::shared_ptr<restinio::response_builder_t<restinio::chunked_output_t>> response;
+    std::unique_ptr<asio::steady_timer> timeout_timer_;
+    std::shared_ptr<log::Logger> logger_;
+    bool checkOcsp_ {false};
 };

 /* @class Resolver
@@ -167,15 +162,15 @@ public:
    using ResolverCb = std::function<void(const asio::error_code& ec,
                                          const std::vector<asio::ip::tcp::endpoint>& endpoints)>;

-    Resolver(asio::io_context& ctx, const std::string& url, std::shared_ptr<dht::Logger> logger = {});
+    Resolver(asio::io_context& ctx, const std::string& url, std::shared_ptr<log::Logger> logger = {});
    Resolver(asio::io_context& ctx, const std::string& host, const std::string& service,
-             const bool ssl = false, std::shared_ptr<dht::Logger> logger = {});
+             const bool ssl = false, std::shared_ptr<log::Logger> logger = {});

    // use already resolved endpoints with classes using this resolver
    Resolver(asio::io_context& ctx, std::vector<asio::ip::tcp::endpoint> endpoints,
-             const bool ssl = false, std::shared_ptr<dht::Logger> logger = {});
+             const bool ssl = false, std::shared_ptr<log::Logger> logger = {});
    Resolver(asio::io_context& ctx, const std::string& url, std::vector<asio::ip::tcp::endpoint> endpoints,
-            std::shared_ptr<dht::Logger> logger = {});
+            std::shared_ptr<log::Logger> logger = {});

    ~Resolver();

@@ -185,10 +180,12 @@ public:

    void add_callback(ResolverCb cb, sa_family_t family = AF_UNSPEC);

-    std::shared_ptr<Logger> getLogger() const {
+    std::shared_ptr<log::Logger> getLogger() const {
        return logger_;
    }

+    void cancel();
+
 private:
    void resolve(const std::string& host, const std::string& service);

@@ -203,7 +200,7 @@ private:
    bool completed_ {false};
    std::queue<ResolverCb> cbs_;

-    std::shared_ptr<dht::Logger> logger_;
+    std::shared_ptr<log::Logger> logger_;
 };

 class Request;
@@ -235,14 +232,14 @@ public:

    // resolves implicitly
    Request(asio::io_context& ctx, const std::string& url, const Json::Value& json, OnJsonCb jsoncb,
-            std::shared_ptr<dht::Logger> logger = {});
+            std::shared_ptr<log::Logger> logger = {});
    Request(asio::io_context& ctx, const std::string& url, OnJsonCb jsoncb,
-            std::shared_ptr<dht::Logger> logger = {});
+            std::shared_ptr<log::Logger> logger = {});

-    Request(asio::io_context& ctx, const std::string& url, std::shared_ptr<dht::Logger> logger = {});
+    Request(asio::io_context& ctx, const std::string& url, std::shared_ptr<log::Logger> logger = {});
    Request(asio::io_context& ctx, const std::string& host, const std::string& service,
-            const bool ssl = false, std::shared_ptr<dht::Logger> logger = {});
-    Request(asio::io_context& ctx, const std::string& url, OnDoneCb onDone, std::shared_ptr<dht::Logger> logger = {});
+            const bool ssl = false, std::shared_ptr<log::Logger> logger = {});
+    Request(asio::io_context& ctx, const std::string& url, OnDoneCb onDone, std::shared_ptr<log::Logger> logger = {});

    // user defined resolver
    Request(asio::io_context& ctx, std::shared_ptr<Resolver> resolver, sa_family_t family = AF_UNSPEC);
@@ -250,7 +247,7 @@ public:

    // user defined resolved endpoints
    Request(asio::io_context& ctx, std::vector<asio::ip::tcp::endpoint>&& endpoints,
-            const bool ssl = false, std::shared_ptr<dht::Logger> logger = {});
+            const bool ssl = false, std::shared_ptr<log::Logger> logger = {});

    ~Request();

@@ -261,6 +258,11 @@ public:
        return resolver_->get_url();
    };

+    void timeout(const std::chrono::seconds& timeout, HandlerCb cb = {}) {
+        timeout_ = timeout;
+        timeoutCb_ = cb;
+    }
+
    /** The previous request in case of redirect following */
    std::shared_ptr<Request> getPrevious() const {
        return prev_.lock();
@@ -272,7 +274,7 @@ public:

    void set_certificate_authority(std::shared_ptr<dht::crypto::Certificate> certificate);
    void set_identity(const dht::crypto::Identity& identity);
-    void set_logger(std::shared_ptr<dht::Logger> logger);
+    void set_logger(std::shared_ptr<log::Logger> logger);

    /**
     * Define the HTTP header/body as per https://tools.ietf.org/html/rfc7230.
@@ -318,9 +320,11 @@ private:

    void build();

+    static std::string url_encode(std::string_view value);
+
    void init_default_headers();
    /**
-     * Initialized and wraps the http_parser callbacks with our user defined callbacks.
+     * Initialized and wraps the llhttp callbacks with our user defined callbacks.
     */
    void init_parser();

@@ -337,7 +341,7 @@ private:

    mutable std::mutex mutex_;

-    std::shared_ptr<dht::Logger> logger_;
+    std::shared_ptr<log::Logger> logger_;

    restinio::http_request_header_t header_;
    std::map<restinio::http_field_t, std::string> headers_;
@@ -362,14 +366,17 @@ private:
    Response response_ {};
    std::string request_;
    std::atomic<bool> finishing_ {false};
-    std::unique_ptr<http_parser> parser_;
-    std::unique_ptr<http_parser_settings> parser_s_;
+    std::unique_ptr<llhttp_t> parser_;
+    std::unique_ptr<llhttp_settings_t> parser_s_;

    // Next request in case of redirect following
    std::shared_ptr<Request> next_;
    std::weak_ptr<Request> prev_;
    unsigned num_redirect {0};
    bool follow_redirect {true};
+
+    HandlerCb timeoutCb_ {};
+    std::chrono::seconds timeout_ {0};
 };

 } // namespace http
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *              Nicolas Reynaud <nicolas.reynaud@savoirfairelinux.com>
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -22,6 +22,7 @@
 #include "rng.h"

 #include <msgpack.hpp>
+#include <fmt/core.h>

 #ifndef _WIN32
 #include <netinet/in.h>
@@ -44,6 +45,7 @@ typedef uint16_t in_port_t;
 #include <algorithm>
 #include <stdexcept>
 #include <sstream>
+
 #include <cstring>
 #include <cstddef>

@@ -103,13 +105,7 @@ public:
    static constexpr inline Hash zero() noexcept { return Hash{}; }

    bool operator==(const Hash& h) const {
-        auto a = reinterpret_cast<const uint32_t*>(data_.data());
-        auto b = reinterpret_cast<const uint32_t*>(h.data_.data());
-        constexpr unsigned n = N / sizeof(uint32_t);
-        for (unsigned i=0; i < n; i++)
-            if (a[i] != b[i])
-                return false;
-        return true;
+        return data_ == h.data_;
    }
    bool operator!=(const Hash& h) const { return !(*this == h); }

@@ -234,6 +230,11 @@ public:
        return get(data.data(), data.size());
    }

+    template <size_t H>
+    static Hash get(const Hash<H>& o) {
+        return get(o.data(), o.size());
+    }
+
    /**
     * Computes the hash from a given data buffer of size data_len.
     */
@@ -255,6 +256,8 @@ public:
    template <size_t M>
    OPENDHT_PUBLIC friend std::istream& operator>> (std::istream& s, Hash<M>& h);

+    /** Returns view to thread-allocated memory, only valid until the next call to this function. */
+    std::string_view to_view() const { return std::string_view(to_c_str(), N*2); }
    const char* to_c_str() const;

    std::string toString() const;
@@ -320,7 +323,7 @@ Hash<N>
 Hash<N>::getRandom()
 {
    Hash h;
-    crypto::random_device rdev;
+    std::random_device rdev;
    std::uniform_int_distribution<uint32_t> rand_int;
    auto a = reinterpret_cast<uint32_t*>(h.data());
    auto b = reinterpret_cast<uint32_t*>(h.data() + h.size());
@@ -391,25 +394,11 @@ Hash<N>::toString() const
    return std::string(to_c_str(), N*2);
 }

-struct OPENDHT_PUBLIC NodeExport {
-    InfoHash id;
-    sockaddr_storage ss;
-    socklen_t sslen;
-
-    template <typename Packer>
-    void msgpack_pack(Packer& pk) const
-    {
-        pk.pack_map(2);
-        pk.pack(std::string("id"));
-        pk.pack(id);
-        pk.pack(std::string("addr"));
-        pk.pack_bin(sslen);
-        pk.pack_bin_body((char*)&ss, sslen);
-    }
-
-    void msgpack_unpack(msgpack::object o);
-
-    OPENDHT_PUBLIC friend std::ostream& operator<< (std::ostream& s, const NodeExport& h);
-};
-
 }
+
+template <size_t N>
+struct fmt::formatter<dht::Hash<N>>: formatter<string_view> {
+  constexpr auto format(const dht::Hash<N>& c, format_context& ctx) const {
+    return formatter<string_view>::format(c.to_view(), ctx);
+  }
+};
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *
 *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
@@ -20,7 +20,7 @@
 #pragma once

 #include "def.h"
-#include "log_enable.h"
+#include "logger.h"

 #include <iostream>
 #include <memory>
@@ -34,42 +34,6 @@ class DhtRunner;
 */
 namespace log {

-/**
- * Terminal colors for logging
- */
-namespace Color {
-    enum Code {
-        FG_RED      = 31,
-        FG_GREEN    = 32,
-        FG_YELLOW   = 33,
-        FG_BLUE     = 34,
-        FG_DEFAULT  = 39,
-        BG_RED      = 41,
-        BG_GREEN    = 42,
-        BG_BLUE     = 44,
-        BG_DEFAULT  = 49
-    };
-    class Modifier {
-        const Code code;
-    public:
-        constexpr Modifier(Code pCode) : code(pCode) {}
-        friend std::ostream&
-        operator<<(std::ostream& os, const Modifier& mod) {
-            return os << "\033[" << mod.code << 'm';
-        }
-    };
-}
-
-constexpr const Color::Modifier def(Color::FG_DEFAULT);
-constexpr const Color::Modifier red(Color::FG_RED);
-constexpr const Color::Modifier yellow(Color::FG_YELLOW);
-
-/**
- * Print va_list to std::ostream (used for logging).
- */
-OPENDHT_PUBLIC void
-printLog(std::ostream &s, char const *m, va_list args);
-
 OPENDHT_PUBLIC
 std::shared_ptr<Logger> getStdLogger();

@@ -1,191 +0,0 @@
-/*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
- *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "infohash.h"
-
-#include <cstdarg>
-
-#ifndef OPENDHT_LOG
-#define OPENDHT_LOG true
-#endif
-
-namespace dht {
-
-// Logging related utility functions
-
-/**
- * Wrapper for logging methods
- */
-struct LogMethod {
-    LogMethod() = default;
-
-    LogMethod(LogMethod&& l) : func(std::move(l.func)) {}
-    LogMethod(const LogMethod& l) : func(l.func) {}
-
-    LogMethod& operator=(dht::LogMethod&& l) {
-        func = std::forward<LogMethod>(l.func);
-        return *this;
-    }
-    LogMethod& operator=(const dht::LogMethod& l) {
-        func = l.func;
-        return *this;
-    }
-
-    template<typename T>
-    explicit LogMethod(T&& t) : func(std::forward<T>(t)) {}
-
-    template<typename T>
-    LogMethod(const T& t) : func(t) {}
-
-    void operator()(char const* format, ...) const {
-        va_list args;
-        va_start(args, format);
-        func(format, args);
-        va_end(args);
-    }
-    inline void log(char const* format, va_list args) const {
-        func(format, args);
-    }
-    explicit operator bool() const {
-        return (bool)func;
-    }
-
-    void logPrintable(const uint8_t *buf, size_t buflen) const {
-        std::string buf_clean(buflen, '\0');
-        for (size_t i=0; i<buflen; i++)
-            buf_clean[i] = isprint(buf[i]) ? buf[i] : '.';
-        (*this)("%s", buf_clean.c_str());
-    }
-private:
-    std::function<void(char const*, va_list)> func;
-};
-
-struct Logger {
-    LogMethod ERR = {};
-    LogMethod WARN = {};
-    LogMethod DBG = {};
-
-    Logger() = default;
-    Logger(LogMethod&& err, LogMethod&& warn, LogMethod&& dbg)
-        : ERR(std::move(err)), WARN(std::move(warn)), DBG(std::move(dbg)) {}
-    void setFilter(const InfoHash& f) {
-        filter_ = f;
-        filterEnable_ = static_cast<bool>(filter_);
-    }
-    inline void log0(const LogMethod& logger, char const* format, va_list args) const {
-#if OPENDHT_LOG
-        if (logger and not filterEnable_)
-            logger.log(format, args);
-#endif
-    }
-    inline void log1(const LogMethod& logger, const InfoHash& f, char const* format, va_list args) const {
-#if OPENDHT_LOG
-        if (logger and (not filterEnable_ or f == filter_))
-            logger.log(format, args);
-#endif
-    }
-    inline void log2(const LogMethod& logger, const InfoHash& f1, const InfoHash& f2, char const* format, va_list args) const {
-#if OPENDHT_LOG
-        if (logger and (not filterEnable_ or f1 == filter_ or f2 == filter_))
-            logger.log(format, args);
-#endif
-    }
-    inline void d(char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log0(DBG, format, args);
-        va_end(args);
-#endif
-    }
-    inline void d(const InfoHash& f, char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log1(DBG, f, format, args);
-        va_end(args);
-#endif
-    }
-    inline void d(const InfoHash& f1, const InfoHash& f2, char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log2(DBG, f1, f2, format, args);
-        va_end(args);
-#endif
-    }
-    inline void w(char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log0(WARN, format, args);
-        va_end(args);
-#endif
-    }
-    inline void w(const InfoHash& f, char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log1(WARN, f, format, args);
-        va_end(args);
-#endif
-    }
-    inline void w(const InfoHash& f1, const InfoHash& f2, char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log2(WARN, f1, f2, format, args);
-        va_end(args);
-#endif
-    }
-    inline void e(char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log0(ERR, format, args);
-        va_end(args);
-#endif
-    }
-    inline void e(const InfoHash& f, char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log1(ERR, f, format, args);
-        va_end(args);
-#endif
-    }
-    inline void e(const InfoHash& f1, const InfoHash& f2, char const* format, ...) const {
-#if OPENDHT_LOG
-        va_list args;
-        va_start(args, format);
-        log2(ERR, f1, f2, format, args);
-        va_end(args);
-#endif
-    }
-private:
-    bool filterEnable_ {false};
-    InfoHash filter_ {};
-};
-
-}
@@ -0,0 +1,118 @@
+/*
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
+ *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "infohash.h"
+
+#include <fmt/format.h>
+#include <fmt/printf.h>
+
+#include <functional>
+#include <string_view>
+#include <cstdarg>
+
+namespace dht {
+namespace log {
+
+enum class LogLevel {
+    debug, warning, error
+};
+
+using LogMethod = std::function<void(LogLevel, std::string&&)>;
+
+struct OPENDHT_PUBLIC Logger {
+    Logger() = delete;
+    Logger(LogMethod&& l)
+        : logger(std::move(l)) {
+            if (!logger)
+                throw std::invalid_argument{"logger and loggerf must be set"};
+        }
+    void setFilter(const InfoHash& f) {
+        filter_ = f;
+        filterEnable_ = static_cast<bool>(filter_);
+    }
+    inline void log0(LogLevel level, fmt::string_view format, fmt::printf_args args) const {
+        if (not filterEnable_)
+            logger(level, fmt::vsprintf(format, args));
+    }
+    inline void log1(LogLevel level, const InfoHash& f, fmt::string_view format, fmt::printf_args args) const {
+        if (not filterEnable_ or f == filter_)
+            logger(level, fmt::vsprintf(format, args));
+    }
+    inline void log2(LogLevel level, const InfoHash& f1, const InfoHash& f2, fmt::string_view format, fmt::printf_args args) const {
+        if (not filterEnable_ or f1 == filter_ or f2 == filter_)
+            logger(level, fmt::vsprintf(format, args));
+    }
+    template<typename S, typename... Args>
+    inline void debug(S&& format, Args&&... args) const {
+        logger(LogLevel::debug, fmt::format(format, args...));
+    }
+    template<typename S, typename... Args>
+    inline void warn(S&& format, Args&&... args) const {
+        logger(LogLevel::warning, fmt::format(format, args...));
+    }
+    template<typename S, typename... Args>
+    inline void error(S&& format, Args&&... args) const {
+        logger(LogLevel::error, fmt::format(format, args...));
+    }
+    template <typename... T>
+    inline void d(fmt::format_string<T...> format, T&&... args) const {
+        log0(LogLevel::debug, format, fmt::make_printf_args(args...));
+    }
+    template <typename... T>
+    inline void d(const InfoHash& f, fmt::format_string<T...> format, T&&... args) const {
+        log1(LogLevel::debug, f, format, fmt::make_printf_args(args...));
+    }
+    template <typename... T>
+    inline void d(const InfoHash& f1, const InfoHash& f2, fmt::format_string<T...> format, T&&... args) const {
+        log2(LogLevel::debug, f1, f2, format, fmt::make_printf_args(args...));
+    }
+    template <typename... T>
+    inline void w(fmt::format_string<T...> format, T&&... args) const {
+        log0(LogLevel::warning, format, fmt::make_printf_args(args...));
+    }
+    template <typename... T>
+    inline void w(const InfoHash& f, fmt::format_string<T...> format, T&&... args) const {
+        log1(LogLevel::warning, f, format, fmt::make_printf_args(args...));
+    }
+    template <typename... T>
+    inline void w(const InfoHash& f1, const InfoHash& f2, fmt::format_string<T...> format, T&&... args) const {
+        log2(LogLevel::warning, f1, f2, format, fmt::make_printf_args(args...));
+    }
+    template <typename... T>
+    inline void e(fmt::format_string<T...> format, T&&... args) const {
+        log0(LogLevel::error, format, fmt::make_printf_args(args...));
+    }
+    template <typename... T>
+    inline void e(const InfoHash& f, fmt::format_string<T...> format, T&&... args) const {
+        log1(LogLevel::error, f, format, fmt::make_printf_args(args...));
+    }
+    template <typename... T>
+    inline void e(const InfoHash& f1, const InfoHash& f2, fmt::format_string<T...> format, T&&... args) const {
+        log2(LogLevel::error, f1, f2, format, fmt::make_printf_args(args...));
+    }
+private:
+    LogMethod logger = {};
+    bool filterEnable_ {false};
+    InfoHash filter_ {};
+};
+
+}
+using Logger = log::Logger;
+}
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *
@@ -27,7 +27,7 @@
 #include "utils.h"
 #include "rng.h"
 #include "rate_limiter.h"
-#include "log_enable.h"
+#include "logger.h"
 #include "network_utils.h"

 #include <vector>
@@ -416,12 +416,19 @@ public:
     *
     * @return the request with information concerning its success.
     */
-    Sp<Request> sendUpdateValues(const Sp<Node>& n,
+    void sendUpdateValues(const Sp<Node>& n,
                                 const InfoHash& infohash,
-                                 const std::vector<Sp<Value>>& values,
+                                 std::vector<Sp<Value>>&& values,
                                 time_point created,
                                 const Blob& token,
-                                 const size_t& sid);
+                                 size_t sid);
+    Sp<Request> sendUpdateValues(const Sp<Node>& n,
+                                 const InfoHash& infohash,
+                                 std::vector<Sp<Value>>::iterator begin,
+                                 std::vector<Sp<Value>>::iterator end,
+                                 time_point created,
+                                 const Blob& token,
+                                 size_t sid);

    /**
     * Parses a message and calls appropriate callbacks.
@@ -492,8 +499,7 @@ private:

    static constexpr size_t MTU {1280};
    static constexpr size_t MAX_PACKET_VALUE_SIZE {600};
-
-    static const std::string my_v;
+    static constexpr size_t MAX_MESSAGE_VALUE_SIZE {56 * 1024};

    void process(std::unique_ptr<ParsedMessage>&&, const SockAddr& from);

@@ -525,7 +531,10 @@ private:
    int send(const SockAddr& addr, const char *buf, size_t len, bool confirmed = false);

    void sendValueParts(Tid tid, const std::vector<Blob>& svals, const SockAddr& addr);
-    std::vector<Blob> packValueHeader(msgpack::sbuffer&, const std::vector<Sp<Value>>&);
+    std::vector<Blob> packValueHeader(msgpack::sbuffer&, std::vector<Sp<Value>>::const_iterator, std::vector<Sp<Value>>::const_iterator) const;
+    std::vector<Blob> packValueHeader(msgpack::sbuffer& buf, const std::vector<Sp<Value>>& values) const {
+        return packValueHeader(buf, values.begin(), values.end());
+    }
    void maintainRxBuffer(Tid tid);

    /*************
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -21,7 +21,7 @@

 #include "sockaddr.h"
 #include "utils.h"
-#include "log_enable.h"
+#include "logger.h"

 #ifdef _WIN32
 #include <ws2tcpip.h>
@@ -42,7 +42,7 @@ namespace dht {
 namespace net {

 static const constexpr in_port_t DHT_DEFAULT_PORT = 4222;
-static const constexpr size_t RX_QUEUE_MAX_SIZE = 1024 * 16;
+static const constexpr size_t RX_QUEUE_MAX_SIZE = 1024 * 64;
 static const constexpr std::chrono::milliseconds RX_QUEUE_MAX_DELAY(650);

 int bindSocket(const SockAddr& addr, SockAddr& bound);
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *
@@ -22,6 +22,7 @@
 #include "infohash.h" // includes socket structures
 #include "utils.h"
 #include "sockaddr.h"
+#include "node_export.h"

 #include <list>
 #include <map>
@@ -52,7 +53,7 @@ struct Node {
    Node(const InfoHash& id, const sockaddr* sa, socklen_t salen, std::mt19937_64& rd)
        : Node(id, SockAddr(sa, salen), rd) {}

-    InfoHash getId() const {
+    const InfoHash& getId() const {
        return id;
    }
    const SockAddr& getAddr() const { return addr; }
@@ -92,8 +93,7 @@ struct Node {
    NodeExport exportNode() const {
        NodeExport ne;
        ne.id = id;
-        ne.sslen = addr.getLength();
-        std::memcpy(&ne.ss, addr.get(), ne.sslen);
+        ne.addr = addr;
        return ne;
    }
    sa_family_t getFamily() const { return addr.getFamily(); }
@@ -139,7 +139,7 @@ struct Node {
     */
    Tid getNewTid() {
        ++transaction_id;
-        return transaction_id ? ++transaction_id : transaction_id;
+        return transaction_id ? transaction_id : ++transaction_id;
    }

    std::string toString() const;
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -0,0 +1,48 @@
+/*
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include "def.h"
+#include "infohash.h"
+#include "sockaddr.h"
+
+#include <string_view>
+
+namespace dht {
+using namespace std::literals;
+
+struct OPENDHT_PUBLIC NodeExport {
+    InfoHash id;
+    SockAddr addr;
+
+    template <typename Packer>
+    void msgpack_pack(Packer& pk) const
+    {
+        pk.pack_map(2);
+        pk.pack("id"sv);
+        pk.pack(id);
+        pk.pack("addr"sv);
+        pk.pack_bin(addr.getLength());
+        pk.pack_bin_body((const char*)addr.get(), (size_t)addr.getLength());
+    }
+
+    void msgpack_unpack(msgpack::object o);
+
+    OPENDHT_PUBLIC friend std::ostream& operator<< (std::ostream& s, const NodeExport& h);
+};
+
+}
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Mingrui Zhang <mingrui.zhang@savoirfairelinux.com>
 *              Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
 *
@@ -22,7 +22,7 @@
 #include "def.h"
 #include "sockaddr.h"
 #include "infohash.h"
-#include "log_enable.h"
+#include "logger.h"

 #include <thread>

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -27,104 +27,49 @@
 namespace dht {
 namespace crypto {

-#ifndef _MSC_VER
-#ifdef _WIN32
-
-/**
- * Hardware random number generator using Intel RDRAND/RDSEED,
- * API-compatible with std::random_device.
+/** 
+ * Generate a seeded random engine.
 */
-class random_device {
-public:
-    using result_type = std::random_device::result_type;
-    using pseudo_engine = std::mt19937_64;
-
-    /**
-     * Current implementation assumption : result_type must be of a size
-     * supported by Intel RDRAND/RDSEED.
-     * result_type is unsigned int so this is currently safe.
-     */
-    static_assert(
-        sizeof(result_type) == 2 ||
-        sizeof(result_type) == 4 ||
-        sizeof(result_type) == 8,
-        "result_type must be 16, 32 or 64 bits");
-
-    random_device();
-
-    result_type operator()();
-
-    static constexpr result_type min() {
-        return std::numeric_limits<result_type>::lowest();
-    }
-
-    static constexpr result_type max() {
-        return std::numeric_limits<result_type>::max();
-    }
-
-    double entropy() const {
-        if (hasRdrand() or hasRdseed())
-            return 1.;
-        return 0.;
-    }
-
-    static bool hasRdrand() {
-        static const bool hasrdrand = _hasRdrand();
-        return hasrdrand;
-    }
-
-    static bool hasRdseed() {
-        static const bool hasrdseed = _hasRdseed();
-        return hasrdseed;
-    }
-
-private:
-    random_device& operator=(random_device&) = delete;
-
-    pseudo_engine gen;
-    std::uniform_int_distribution<result_type> dis {};
-
-    static bool hasIntelCpu();
-    static bool _hasRdrand();
-    static bool _hasRdseed();
-
-    struct CPUIDinfo {
-        unsigned int EAX;
-        unsigned int EBX;
-        unsigned int ECX;
-        unsigned int EDX;
-        CPUIDinfo(const unsigned int func, const unsigned int subfunc);
+template<class T = std::mt19937, std::size_t N = T::state_size+1>
+auto getSeededRandomEngine() -> typename std::enable_if<!!N, T>::type {
+    std::array<typename T::result_type, N> random_data;
+    constexpr auto gen = [](std::random_device& source) -> typename T::result_type {
+        for (unsigned j=0; j<64; j++) {
+            try {
+                return source();
+            } catch (...) {
+                std::this_thread::sleep_for(std::chrono::microseconds(500));
+            }
+        }
+        throw std::runtime_error("Can't generate random number");
    };
-    bool rdrandStep(result_type* r);
-    bool rdrand(result_type* r);
-    bool rdseedStep(result_type* r);
-    bool rdseed(result_type* r);
-};
-
-#else
-
-using random_device = std::random_device;
-
-#endif
-#else
-using random_device = std::random_device;
-#endif
-
-template<class T = std::mt19937, std::size_t N = T::state_size>
-auto getSeededRandomEngine () -> typename std::enable_if<!!N, T>::type {
-    typename T::result_type random_data[N];
-    for (unsigned i=0; i<256; i++) {
+    for (unsigned i=0; i<8; i++) {
        try {
-            random_device source;
-            std::generate(std::begin(random_data), std::end(random_data), std::ref(source));
-            std::seed_seq seeds(std::begin(random_data), std::end(random_data));
-            T seededEngine (seeds);
-            return seededEngine;
+            std::random_device source;
+            for (auto& r : random_data)
+                r = gen(source);
+            std::seed_seq seed(
+                (std::seed_seq::result_type*)random_data.data(),
+                (std::seed_seq::result_type*)(random_data.data() + random_data.size()));
+            return T(seed);
        } catch (...) {
-            std::this_thread::sleep_for(std::chrono::milliseconds(1));
+            std::this_thread::sleep_for(std::chrono::microseconds(500));
        }
    }
-    throw std::runtime_error("Can't seed random engine");
+    throw std::runtime_error("Can't seed random seed");
+}
+
+/**
+ * Generate a random engine from another source.
+ */
+template<class T = std::mt19937, std::size_t N = T::state_size+1>
+auto getDerivedRandomEngine(T& source) -> typename std::enable_if<!!N, T>::type {
+    std::array<typename T::result_type, N> random_data;
+    std::generate(random_data.begin(), random_data.end(), std::ref(source));
+    std::seed_seq seed(
+        (std::seed_seq::result_type*)random_data.data(),
+        (std::seed_seq::result_type*)(random_data.data() + random_data.size()));
+    return T(seed);
 }

 }} // dht::crypto
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -149,6 +149,9 @@ public:
    void setLocalCertificateStore(CertificateStoreQuery&& query_method) {
        localQueryMethod_ = std::move(query_method);
    }
+    void setOnPublicAddressChanged(PublicAddressChangedCb cb) override {
+        dht_->setOnPublicAddressChanged(cb);
+    }

    /**
     * SecureDht to Dht proxy
@@ -173,6 +176,10 @@ public:
    void setStorageLimit(size_t limit = DEFAULT_STORAGE_LIMIT) override {
        dht_->setStorageLimit(limit);
    }
+    size_t getStorageLimit() const override {
+        return dht_->getStorageLimit();
+    }
+
    std::vector<NodeExport> exportNodes() const override {
        return dht_->exportNodes();
    }
@@ -374,7 +381,7 @@ const ValueType CERTIFICATE_TYPE = {
        try {
            crypto::Certificate crt(v->data);
            // TODO check certificate signature
-            return crt.getPublicKey().getId() == id;
+            return crt.getPublicKey().getId() == id || InfoHash::get(crt.getPublicKey().getLongId()) == id;
        } catch (const std::exception& e) {}
        return false;
    },
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -20,6 +20,10 @@

 #include "def.h"

+#include <fmt/core.h>
+#include <fmt/format.h>
+#include <fmt/ostream.h>
+
 #ifndef _WIN32
 #include <sys/socket.h>
 #include <netinet/in.h>
@@ -48,6 +52,7 @@ typedef uint16_t in_port_t;

 namespace dht {

+OPENDHT_PUBLIC void print_addr(std::ostream& os, const sockaddr* sa, socklen_t slen);
 OPENDHT_PUBLIC std::string print_addr(const sockaddr* sa, socklen_t slen);
 OPENDHT_PUBLIC std::string print_addr(const sockaddr_storage& ss, socklen_t sslen);

@@ -236,6 +241,15 @@ public:
        return *reinterpret_cast<sockaddr_in6*>(get());
    }

+    /** 
+     * Releases the ownership of the managed object, if any.
+     * The caller is responsible for deleting the object with free().
+     */
+    inline sockaddr* release() {
+        len = 0;
+        return addr.release();
+    }
+
    /**
     * Return true if address is a loopback IP address.
     */
@@ -280,6 +294,11 @@ public:
                               (uint8_t*)b.get()+start, len) < 0;
        }
    };
+    OPENDHT_PUBLIC friend std::ostream& operator<< (std::ostream& s, const SockAddr& h) {
+        print_addr(s, h.get(), h.getLength());
+        return s;
+    }
+
 private:
    struct free_delete { void operator()(void* p) { ::free(p); } };
    std::unique_ptr<sockaddr, free_delete> addr {};
@@ -300,3 +319,7 @@ private:
 OPENDHT_PUBLIC bool operator==(const SockAddr& a, const SockAddr& b);

 }
+
+#if FMT_VERSION >= 90000
+template <> struct fmt::formatter<dht::SockAddr> : ostream_formatter {};
+#endif
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *
 *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
@@ -37,7 +37,7 @@ public:
    static ThreadPool& io();

    ThreadPool();
-    ThreadPool(size_t maxThreads);
+    ThreadPool(unsigned minThreads, unsigned maxThreads = 0);
    ~ThreadPool();

    void run(std::function<void()>&& cb);
@@ -61,8 +61,9 @@ public:
        return get(std::move(cb));
    }

-    void stop();
+    void stop(bool wait = true);
    void join();
+    void detach();

 private:
    std::mutex lock_ {};
@@ -72,7 +73,12 @@ private:
    unsigned readyThreads_ {0};
    bool running_ {true};

+    unsigned minThreads_;
    const unsigned maxThreads_;
+    std::chrono::steady_clock::duration threadExpirationDelay {std::chrono::minutes(5)};
+    double threadDelayRatio_ {2};
+
+    void threadEnded(std::thread&);
 };

 class OPENDHT_PUBLIC Executor : public std::enable_shared_from_this<Executor> {
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *
@@ -171,29 +171,29 @@ struct OPENDHT_PUBLIC Value
        template<typename Functor>
        Filter(Functor f) : std::function<bool(const Value&)>::function(f) {}

-        Filter chain(Filter&& f2) {
+        inline Filter chain(Filter&& f2) {
            auto f1 = *this;
            return chain(std::move(f1), std::move(f2));
        }
-        Filter chainOr(Filter&& f2) {
+        inline Filter chainOr(Filter&& f2) {
            auto f1 = *this;
            return chainOr(std::move(f1), std::move(f2));
        }
-        static Filter chain(Filter&& f1, Filter&& f2) {
+        static inline Filter chain(Filter&& f1, Filter&& f2) {
            if (not f1) return std::move(f2);
            if (not f2) return std::move(f1);
            return [f1 = std::move(f1), f2 = std::move(f2)](const Value& v) {
                return f1(v) and f2(v);
            };
        }
-        static Filter chain(const Filter& f1, const Filter& f2) {
+        static inline Filter chain(const Filter& f1, const Filter& f2) {
            if (not f1) return f2;
            if (not f2) return f1;
            return [f1,f2](const Value& v) {
                return f1(v) and f2(v);
            };
        }
-        static Filter chainAll(std::vector<Filter>&& set) {
+        static inline Filter chainAll(std::vector<Filter>&& set) {
            if (set.empty()) return {};
            return [set = std::move(set)](const Value& v) {
                for (const auto& f : set)
@@ -202,18 +202,18 @@ struct OPENDHT_PUBLIC Value
                return true;
            };
        }
-        static Filter chain(std::initializer_list<Filter> l) {
+        static inline Filter chain(std::initializer_list<Filter> l) {
            return chainAll(std::vector<Filter>(l.begin(), l.end()));
        }
-        static Filter chainOr(Filter&& f1, Filter&& f2) {
+        static inline Filter chainOr(Filter&& f1, Filter&& f2) {
            if (not f1 or not f2) return {};
            return [f1=std::move(f1),f2=std::move(f2)](const Value& v) {
                return f1(v) or f2(v);
            };
        }
-        static Filter notFilter(Filter&& f) {
+        static inline Filter notFilter(Filter&& f) {
            if (not f) return [](const Value&) { return false; };
-            return [f](const Value& v) { return not f(v); };
+            return [f = std::move(f)](const Value& v) { return not f(v); };
        }
        std::vector<Sp<Value>> filter(const std::vector<Sp<Value>>& values) {
            if (not (*this))
@@ -228,50 +228,50 @@ struct OPENDHT_PUBLIC Value

    /* Sneaky functions disguised in classes */

-    static const Filter AllFilter() {
+    static inline Filter AllFilter() {
        return {};
    }

-    static Filter TypeFilter(const ValueType& t) {
+    static inline Filter TypeFilter(const ValueType& t) {
        return [tid = t.id](const Value& v) {
            return v.type == tid;
        };
    }
-    static Filter TypeFilter(const ValueType::Id& tid) {
+    static inline Filter TypeFilter(const ValueType::Id& tid) {
        return [tid](const Value& v) {
            return v.type == tid;
        };
    }

-    static Filter IdFilter(const Id id) {
+    static inline Filter IdFilter(const Id id) {
        return [id](const Value& v) {
            return v.id == id;
        };
    }

-    static Filter RecipientFilter(const InfoHash& r) {
+    static inline Filter RecipientFilter(const InfoHash& r) {
        return [r](const Value& v) {
            return v.recipient == r;
        };
    }

-    static Filter OwnerFilter(const crypto::PublicKey& pk) {
+    static inline Filter OwnerFilter(const crypto::PublicKey& pk) {
        return OwnerFilter(pk.getId());
    }

-    static Filter OwnerFilter(const InfoHash& pkh) {
+    static inline Filter OwnerFilter(const InfoHash& pkh) {
        return [pkh](const Value& v) {
            return v.owner and v.owner->getId() == pkh;
        };
    }

-    static Filter SeqNumFilter(uint16_t seq_no) {
+    static inline Filter SeqNumFilter(uint16_t seq_no) {
        return [seq_no](const Value& v) {
            return v.seq == seq_no;
        };
    }

-    static Filter UserTypeFilter(std::string ut) {
+    static inline Filter UserTypeFilter(std::string ut) {
        return [ut = std::move(ut)](const Value& v) {
            return v.user_type == ut;
        };
@@ -343,10 +343,10 @@ struct OPENDHT_PUBLIC Value
        return unpack<T>(*this);
    }

-    bool isEncrypted() const {
+    inline bool isEncrypted() const {
        return not cypher.empty();
    }
-    bool isSigned() const {
+    inline bool isSigned() const {
        return owner and not signature.empty();
    }

@@ -355,37 +355,24 @@ struct OPENDHT_PUBLIC Value
     * Afterward, checkSignature() will return true and owner will
     * be set to the corresponding public key.
     */
-    void sign(const crypto::PrivateKey& key) {
-        if (isEncrypted())
-            throw DhtException("Can't sign encrypted data.");
-        owner = key.getSharedPublicKey();
-        signature = key.sign(getToSign());
-    }
+    void sign(const crypto::PrivateKey& key);

    /**
     * Check that the value is signed and that the signature matches.
     * If true, the owner field will contain the signer public key.
     */
-    bool checkSignature() const {
+    inline bool checkSignature() const {
        return isSigned() and owner->checkSignature(getToSign(), signature);
    }

-    std::shared_ptr<crypto::PublicKey> getOwner() const {
-        return std::static_pointer_cast<crypto::PublicKey>(owner);
+    inline std::shared_ptr<crypto::PublicKey> getOwner() const {
+        return owner;
    }

    /**
     * Sign the value with from and returns the encrypted version for to.
     */
-    Value encrypt(const crypto::PrivateKey& from, const crypto::PublicKey& to) {
-        if (isEncrypted())
-            throw DhtException("Data is already encrypted.");
-        setRecipient(to.getId());
-        sign(from);
-        Value nv {id};
-        nv.setCypher(to.encrypt(getToEncrypt()));
-        return nv;
-    }
+    Value encrypt(const crypto::PrivateKey& from, const crypto::PublicKey& to);

    Value() {}

@@ -440,7 +427,7 @@ struct OPENDHT_PUBLIC Value
    /**
     * Returns true if value contents are equals (not considering the value ID)
     */
-    inline bool contentEquals(const Value& o) {
+    inline bool contentEquals(const Value& o) const {
        return isEncrypted() ? cypher == o.cypher :
            ((owner == o.owner || (owner and o.owner and *owner == *o.owner))
                && type == o.type
@@ -449,22 +436,25 @@ struct OPENDHT_PUBLIC Value
                && signature == o.signature);
    }

-    inline bool operator== (const Value& o) {
+    inline bool operator== (const Value& o) const {
        return id == o.id and contentEquals(o);
    }
+    inline bool operator!= (const Value& o) const {
+        return !(*this == o);
+    }

-    void setRecipient(const InfoHash& r) {
+    inline void setRecipient(const InfoHash& r) {
        recipient = r;
    }

-    void setCypher(Blob&& c) {
+    inline void setCypher(Blob&& c) {
        cypher = std::move(c);
    }

    /**
     * Pack part of the data to be signed (must always be done the same way)
     */
-    Blob getToSign() const {
+    inline Blob getToSign() const {
        msgpack::sbuffer buffer;
        msgpack::packer<msgpack::sbuffer> pk(&buffer);
        msgpack_pack_to_sign(pk);
@@ -474,7 +464,7 @@ struct OPENDHT_PUBLIC Value
    /**
     * Pack part of the data to be encrypted
     */
-    Blob getToEncrypt() const {
+    inline Blob getToEncrypt() const {
        msgpack::sbuffer buffer;
        msgpack::packer<msgpack::sbuffer> pk(&buffer);
        msgpack_pack_to_encrypt(pk);
@@ -484,8 +474,8 @@ struct OPENDHT_PUBLIC Value
    /** print value for debugging */
    OPENDHT_PUBLIC friend std::ostream& operator<< (std::ostream& s, const Value& v);

-    std::string toString() const {
-        std::stringstream ss;
+    inline std::string toString() const {
+        std::ostringstream ss;
        ss << *this;
        return ss.str();
    }
@@ -638,8 +628,16 @@ struct OPENDHT_PUBLIC Value
     */
    unsigned priority {0};

+    inline bool isSignatureChecked() const {
+        return signatureChecked;
+    }
+    inline bool isDecrypted() const {
+        return decrypted;
+    }
+    bool checkSignature();
+    Sp<Value> decrypt(const crypto::PrivateKey& key);
+
 private:
-    friend class SecureDht;
    /* Cache for crypto ops */
    bool signatureChecked {false};
    bool signatureValid {false};
@@ -776,7 +774,7 @@ struct OPENDHT_PUBLIC Select
    }

    std::string toString() const {
-        std::stringstream ss;
+        std::ostringstream ss;
        ss << *this;
        return ss.str();
    }
@@ -809,11 +807,11 @@ struct OPENDHT_PUBLIC Where
     *
     * @return the resulting Where instance.
     */
-    Where& id(Value::Id id) {
+    Where&& id(Value::Id id) {
        FieldValue fv {Value::Field::Id, id};
        if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
            filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
    }

    /**
@@ -823,11 +821,11 @@ struct OPENDHT_PUBLIC Where
     *
     * @return the resulting Where instance.
     */
-    Where& valueType(ValueType::Id type) {
+    Where&& valueType(ValueType::Id type) {
        FieldValue fv {Value::Field::ValueType, type};
        if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
            filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
    }

    /**
@@ -837,11 +835,11 @@ struct OPENDHT_PUBLIC Where
     *
     * @return the resulting Where instance.
     */
-    Where& owner(InfoHash owner_pk_hash) {
+    Where&& owner(InfoHash owner_pk_hash) {
        FieldValue fv {Value::Field::OwnerPk, owner_pk_hash};
        if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
            filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
    }

    /**
@@ -851,11 +849,11 @@ struct OPENDHT_PUBLIC Where
     *
     * @return the resulting Where instance.
     */
-    Where& seq(uint16_t seq_no) {
+    Where&& seq(uint16_t seq_no) {
        FieldValue fv {Value::Field::SeqNum, seq_no};
        if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
            filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
    }

    /**
@@ -865,11 +863,11 @@ struct OPENDHT_PUBLIC Where
     *
     * @return the resulting Where instance.
     */
-    Where& userType(std::string_view user_type) {
+    Where&& userType(std::string_view user_type) {
        FieldValue fv {Value::Field::UserType, Blob {user_type.begin(), user_type.end()}};
        if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
            filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
    }

    /**
@@ -878,7 +876,10 @@ struct OPENDHT_PUBLIC Where
     * @return the resulting Value::Filter.
     */
    Value::Filter getFilter() const {
-        if (filters_.empty()) return {};
+        if (filters_.empty())
+            return {};
+        if (filters_.size() == 1)
+            return filters_[0].getLocalFilter();
        std::vector<Value::Filter> fset;
        fset.reserve(filters_.size());
        for (const auto& f : filters_) {
@@ -896,7 +897,7 @@ struct OPENDHT_PUBLIC Where
    }

    std::string toString() const {
-        std::stringstream ss;
+        std::ostringstream ss;
        ss << *this;
        return ss.str();
    }
@@ -962,7 +963,7 @@ struct OPENDHT_PUBLIC Query
    void msgpack_unpack(const msgpack::object& o);

    std::string toString() const {
-        std::stringstream ss;
+        std::ostringstream ss;
        ss << *this;
        return ss.str();
    }
@@ -0,0 +1,237 @@
+project('opendht', 'c', 'cpp', 'cython',
+    version: '3.2.0',
+    default_options: [
+        'cpp_std=c++17',
+        'warning_level=3'
+    ])
+
+gnutls = dependency('gnutls')
+nettle = dependency('nettle')
+msgpack = dependency('msgpack-cxx', required : false)
+argon2 = dependency('libargon2')
+openssl = dependency('openssl', required: get_option('proxy_client'))
+jsoncpp = dependency('jsoncpp', required: get_option('proxy_client'))
+fmt = dependency('fmt')
+llhttp = dependency('llhttp', 'libllhttp', required: get_option('proxy_client'))
+
+deps = [fmt, gnutls, nettle, msgpack, argon2, openssl, jsoncpp, llhttp]
+
+add_project_arguments('-DMSGPACK_NO_BOOST', language : 'cpp')
+add_project_arguments(['-Wno-return-type','-Wno-deprecated','-Wnon-virtual-dtor','-pedantic-errors','-fvisibility=hidden'], language : 'cpp')
+
+opendht_inc = include_directories('include/opendht')
+opendht_interface_inc = include_directories('include', is_system: true)
+opendht_src = [
+    'src/utils.cpp',
+    'src/crypto.cpp',
+    'src/default_types.cpp',
+    'src/node.cpp',
+    'src/value.cpp',
+    'src/dht.cpp',
+    'src/callbacks.cpp',
+    'src/routing_table.cpp',
+    'src/node_cache.cpp',
+    'src/network_engine.cpp',
+    'src/securedht.cpp',
+    'src/dhtrunner.cpp',
+    'src/log.cpp',
+    'src/op_cache.cpp',
+    'src/network_utils.cpp',
+    'src/thread_pool.cpp',
+]
+
+conf_data = configuration_data()
+
+if get_option('indexation').enabled()
+    opendht_src += 'src/indexation/pht.cpp'
+    add_project_arguments('-DOPENDHT_INDEXATION', language : 'cpp')
+endif
+if jsoncpp.found()
+    opendht_src += ['src/base64.cpp']
+    add_project_arguments('-DOPENDHT_JSONCPP', language : 'cpp')
+    conf_data.set('jsoncpp_lib', ', jsoncpp')
+endif
+if llhttp.found()
+    opendht_src += ['src/http.cpp', 'src/compat/os_cert.cpp']
+    if host_machine.system() == 'darwin'
+        deps+=dependency('appleframeworks', modules : ['CoreFoundation', 'Security'])
+    endif
+    conf_data.set('http_lib', '-lllhttp')
+endif
+if openssl.found()
+    conf_data.set('openssl_lib', ', openssl')
+endif
+if get_option('proxy_client').enabled()
+    opendht_src += ['src/dht_proxy_client.cpp']
+    add_project_arguments('-DOPENDHT_PROXY_CLIENT', language : 'cpp')
+endif
+if get_option('proxy_server').enabled()
+    opendht_src += 'src/dht_proxy_server.cpp'
+    add_project_arguments('-DOPENDHT_PROXY_SERVER', language : 'cpp')
+endif
+if get_option('push_notifications').enabled()
+    add_project_arguments('-DOPENDHT_PUSH_NOTIFICATIONS', language : 'cpp')
+endif
+if get_option('peer_discovery').enabled()
+    opendht_src += 'src/peer_discovery.cpp'
+    add_project_arguments('-DOPENDHT_PEER_DISCOVERY', language : 'cpp')
+endif
+opendht = library('opendht',
+    opendht_src,
+    include_directories : opendht_inc,
+    dependencies : deps,
+    cpp_args : ['-DOPENHT_BUILD', '-Dopendht_EXPORTS'],
+    install : true)
+
+conf_data.set('VERSION', meson.project_version())
+conf_data.set('prefix', get_option('prefix'))
+conf_data.set('exec_prefix', get_option('prefix'))
+conf_data.set('libdir', join_paths(get_option('prefix'), get_option('libdir')))
+conf_data.set('includedir', join_paths(get_option('prefix'), get_option('includedir')))
+conf_data.set('argon2_lib', ', libargon2')
+
+configure_file(input : 'opendht.pc.in',
+               output : 'opendht.pc',
+               configuration : conf_data,
+               install: true,
+               install_dir: join_paths(get_option('prefix'), get_option('libdir'), 'pkgconfig'))
+
+readline = meson.get_compiler('c').find_library('readline', required: get_option('tools'))
+
+if get_option('c').enabled()
+    opendht_c = library('opendht-c',
+        ['c/opendht.cpp',  'c/opendht_c.h'],
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [msgpack, jsoncpp, fmt],
+        cpp_args : ['-DOPENDHT_C_BUILD', '-Dopendht_c_EXPORTS'],
+        install : true)
+    
+    configure_file(input : 'opendht-c.pc.in',
+                   output : 'opendht-c.pc',
+                   configuration : conf_data,
+                   install: true,
+                   install_dir: join_paths(get_option('prefix'), get_option('libdir'), 'pkgconfig'))
+
+    if get_option('tools').enabled()
+        dhtcnode = executable('dhtcnode', 'tools/dhtcnode.c',
+            include_directories : ['c', opendht_interface_inc],
+            link_with : opendht_c,
+            dependencies : [readline],
+            install : true)
+    endif
+endif
+
+if get_option('python').require(get_option('indexation').enabled(), error_message: 'python requires indexation').allowed()
+    py = import('python').find_installation()
+    dep_py = py.dependency()
+    py.extension_module(
+        'opendht',
+        'python/opendht.pyx',
+        include_directories : opendht_interface_inc,
+        override_options : ['cython_language=cpp'],
+        link_with : [opendht],
+        dependencies : [msgpack, jsoncpp, fmt, dep_py],
+        install : true
+    )
+endif
+
+if get_option('tools').enabled()
+    dhtnode = executable('dhtnode', 'tools/dhtnode.cpp',
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [readline, jsoncpp, msgpack, fmt, openssl],
+        install : true)
+    dhtchat = executable('dhtchat', 'tools/dhtchat.cpp',
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [readline, jsoncpp, msgpack, fmt, openssl],
+        install : true)
+    dhtscanner = executable('dhtscanner', 'tools/dhtscanner.cpp',
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [readline, jsoncpp, msgpack, fmt, openssl],
+        install : true)
+    if llhttp.found()
+        durl = executable('durl', 'tools/durl.cpp',
+            include_directories : opendht_interface_inc,
+            link_with : opendht,
+            dependencies : [msgpack, openssl])
+    endif
+endif
+
+# Unit tests
+if get_option('tests').enabled()
+    cppunit = dependency('cppunit')
+
+    test_infohash = executable('test_infohash',
+        'tests/infohashtester.cpp', 'tests/tests_runner.cpp',
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+    test('Infohash', test_infohash)
+
+    test_value = executable('test_value',
+        'tests/valuetester.cpp', 'tests/tests_runner.cpp',
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+    test('Value', test_value)
+
+    test_crypto = executable('test_crypto',
+        'tests/cryptotester.cpp', 'tests/tests_runner.cpp',
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+    test('Crypto', test_crypto)
+
+    test_dhtrunner = executable('test_dhtrunner',
+        'tests/dhtrunnertester.cpp', 'tests/tests_runner.cpp',
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+    test('DhtRunner', test_dhtrunner)
+
+    test_threadpool = executable('test_threadpool',
+        'tests/threadpooltester.cpp', 'tests/tests_runner.cpp',
+        include_directories : opendht_interface_inc,
+        link_with : opendht,
+        dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+    test('ThreadPool', test_threadpool)
+
+    if get_option('proxy_client').enabled() or get_option('proxy_server').enabled()
+        test_http = executable('test_http',
+            'tests/httptester.cpp', 'tests/tests_runner.cpp',
+            include_directories : opendht_interface_inc,
+            link_with : opendht,
+            dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+        test('Http', test_http)
+    endif
+
+    if get_option('peer_discovery').enabled()
+        test_peerdiscovery = executable('test_peerdiscovery',
+            'tests/peerdiscoverytester.cpp', 'tests/tests_runner.cpp',
+            include_directories : opendht_interface_inc,
+            link_with : opendht,
+            dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+        test('PeerDiscovery', test_peerdiscovery)
+    endif
+
+    if get_option('proxy_server').enabled()
+        test_proxy = executable('test_dhtproxy',
+            'tests/dhtproxytester.cpp', 'tests/tests_runner.cpp',
+            include_directories : opendht_interface_inc,
+            link_with : opendht,
+            dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+        test('DhtProxy', test_proxy)
+
+        if get_option('long_tests').enabled()
+            test_proxystress = executable('test_dhtproxystress',
+                'tests/dhtproxy_stress_tester.cpp', 'tests/tests_runner.cpp',
+                include_directories : opendht_interface_inc,
+                link_with : opendht,
+                dependencies : [cppunit, jsoncpp, fmt, openssl, msgpack])
+            test('DhtProxy Stress', test_proxystress)
+        endif
+    endif
+endif
@@ -0,0 +1,10 @@
+option('proxy_client', type : 'feature', value : 'disabled')
+option('proxy_server', type : 'feature', value : 'disabled')
+option('push_notifications', type : 'feature', value : 'disabled')
+option('peer_discovery', type : 'feature', value : 'enabled')
+option('tools', type : 'feature', value : 'enabled')
+option('c', type : 'feature', value : 'enabled')
+option('indexation', type : 'feature', value : 'enabled')
+option('python', type : 'feature', value : 'enabled')
+option('tests', type : 'feature', value : 'enabled')
+option('long_tests', type : 'feature', value : 'disabled')
@@ -3,9 +3,10 @@ exec_prefix=@exec_prefix@
 libdir=@libdir@
 includedir=@includedir@
 Name: OpenDHT
-Description: C++14 Distributed Hash Table library
+Description: C++17 Distributed Hash Table library
 Version: @VERSION@
 Libs: -L${libdir} -lopendht
-Libs.private: @http_parser_lib@ -pthread
-Requires.private: gnutls >= 3.3, nettle >= 2.4@argon2_lib@@jsoncpp_lib@@openssl_lib@
+Libs.private: @http_lib@ -pthread
+Requires: gnutls >= 3.3@jsoncpp_lib@@openssl_lib@
+Requires.private: nettle >= 2.4@argon2_lib@
 Cflags: -I${includedir}
@@ -3,10 +3,15 @@ set(CURRENT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 set(CURRENT_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})

 configure_file(setup.py.in setup.py)
+configure_file(pyproject.toml pyproject.toml COPYONLY)

 add_custom_target(python ALL
    COMMAND python3 setup.py build
-    DEPENDS opendht opendht_cpp.pxd opendht.pyx)
+    DEPENDS opendht opendht_cpp.pxd opendht.pyx pyproject.toml)
+
+add_custom_target(dist
+    COMMAND python3 -m build
+    DEPENDS opendht opendht_cpp.pxd opendht.pyx pyproject.toml)

 install(CODE "execute_process(COMMAND python3 setup.py install --root=\$ENV{DESTDIR}/ WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})")
 if (OPENDHT_TOOLS)
@@ -2,7 +2,8 @@ if USE_CYTHON

 noinst_HEADERS = \
 	opendht.pyx \
-	opendht_cpp.pxd
+	opendht_cpp.pxd \
+	pyproject.toml

 PYTHON_INSTALL_RECORD = $(builddir)/install_record.txt

@@ -5,7 +5,7 @@
 # distutils: libraries = opendht gnutls
 # cython: language_level=3
 #
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2023 Savoir-faire Linux Inc.
 # Author(s): Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>
 #            Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
@@ -42,7 +42,7 @@ cimport opendht_cpp as cpp

 import threading

-cdef inline void lookup_callback(cpp.vector[cpp.shared_ptr[cpp.IndexValue]]* values, cpp.Prefix* p, void *user_data) with gil:
+cdef inline void lookup_callback(cpp.vector[cpp.shared_ptr[cpp.IndexValue]]* values, cpp.Prefix* p, void *user_data) noexcept with gil:
    cbs = <object>user_data
    if 'lookup' in cbs and cbs['lookup']:
        vals = []
@@ -52,13 +52,13 @@ cdef inline void lookup_callback(cpp.vector[cpp.shared_ptr[cpp.IndexValue]]* val
            vals.append(v)
        cbs['lookup'](vals, p.toString())

-cdef inline void shutdown_callback(void* user_data) with gil:
+cdef inline void shutdown_callback(void* user_data) noexcept with gil:
    cbs = <object>user_data
    if 'shutdown' in cbs and cbs['shutdown']:
        cbs['shutdown']()
    ref.Py_DECREF(cbs)

-cdef inline bool get_callback(shared_ptr[cpp.Value] value, void *user_data) with gil:
+cdef inline bool get_callback(shared_ptr[cpp.Value] value, void *user_data) noexcept with gil:
    cbs = <object>user_data
    cb = cbs['get']
    f = cbs['filter'] if 'filter' in cbs else None
@@ -66,7 +66,7 @@ cdef inline bool get_callback(shared_ptr[cpp.Value] value, void *user_data) with
    pv._value = value
    return cb(pv) if not f or f(pv) else True

-cdef inline bool value_callback(shared_ptr[cpp.Value] value, bool expired, void *user_data) with gil:
+cdef inline bool value_callback(shared_ptr[cpp.Value] value, bool expired, void *user_data) noexcept with gil:
    cbs = <object>user_data
    cb = cbs['valcb']
    f = cbs['filter'] if 'filter' in cbs else None
@@ -74,7 +74,7 @@ cdef inline bool value_callback(shared_ptr[cpp.Value] value, bool expired, void
    pv._value = value
    return cb(pv, expired) if not f or f(pv) else True

-cdef inline void done_callback(bool done, cpp.vector[shared_ptr[cpp.Node]]* nodes, void *user_data) with gil:
+cdef inline void done_callback(bool done, cpp.vector[shared_ptr[cpp.Node]]* nodes, void *user_data) noexcept with gil:
    node_ids = []
    for n in deref(nodes):
        h = NodeEntry()
@@ -86,7 +86,7 @@ cdef inline void done_callback(bool done, cpp.vector[shared_ptr[cpp.Node]]* node
        cbs['done'](done, node_ids)
    ref.Py_DECREF(cbs)

-cdef inline void done_callback_simple(bool done, void *user_data) with gil:
+cdef inline void done_callback_simple(bool done, void *user_data) noexcept with gil:
    cbs = <object>user_data
    if 'done' in cbs and cbs['done']:
        cbs['done'](done)
@@ -158,6 +158,15 @@ cdef class SockAddr(object):
        return self.toString().decode()
    def __repr__(self):
        return "<%s '%s'>" % (self.__class__.__name__, str(self))
+    @staticmethod
+    def resolve(str host, str service=None):
+        vals = []
+        result = cpp.SockAddr.resolve(host.encode(), service.encode() if service else b'')
+        for val in result:
+            a = SockAddr()
+            a._addr = val
+            vals.append(a)
+        return vals

 cdef class Node(_WithID):
    cdef shared_ptr[cpp.Node] _node
@@ -453,11 +462,31 @@ cdef class Identity(object):
            k._key = self._id.first
            return k

+def aesEncrypt(bytes data, str password) -> bytes :
+    cdef size_t d_len = len(data)
+    cdef cpp.uint8_t* d_ptr = <cpp.uint8_t*>data
+    cdef cpp.Blob indat
+    indat.assign(d_ptr, <cpp.uint8_t*>(d_ptr + d_len))
+    cdef cpp.Blob encrypted = cpp.aesEncrypt(indat, password.encode())
+    cdef char* encrypted_c_str = <char *>encrypted.data()
+    cdef Py_ssize_t length = encrypted.size()
+    return encrypted_c_str[:length]
+
+def aesDecrypt(bytes data, str password) -> bytes :
+    cdef size_t d_len = len(data)
+    cdef cpp.uint8_t* d_ptr = <cpp.uint8_t*>data
+    cdef cpp.Blob indat
+    indat.assign(d_ptr, <cpp.uint8_t*>(d_ptr + d_len))
+    cdef cpp.Blob decrypted = cpp.aesDecrypt(indat, password.encode())
+    cdef char* decrypted_c_str = <char *>decrypted.data()
+    cdef Py_ssize_t length = decrypted.size()
+    return decrypted_c_str[:length]
+
 cdef class DhtConfig(object):
    cdef cpp.DhtRunnerConfig _config
    def __init__(self):
        self._config = cpp.DhtRunnerConfig()
-        self._config.threaded = True;
+        self._config.threaded = True
    def setIdentity(self, Identity id):
        self._config.dht_config.id = id._id
    def setBootstrapMode(self, bool bootstrap):
@@ -471,6 +500,19 @@ cdef class DhtConfig(object):
    def setRateLimit(self, ssize_t max_req_per_sec, ssize_t max_peer_req_per_sec):
        self._config.dht_config.node_config.max_req_per_sec = max_req_per_sec
        self._config.dht_config.node_config.max_peer_req_per_sec = max_peer_req_per_sec
+    def setProxyInfo(self, str proxy_server, str push_node_id="", str push_token="", str push_topic="", str push_platform="", Certificate server_ca = Certificate()):
+        self._config.proxy_server = proxy_server.encode()
+        self._config.push_node_id = push_node_id.encode()
+        self._config.push_token = push_token.encode()
+        self._config.push_topic = push_topic.encode()
+        self._config.push_platform = push_platform.encode()
+        self._config.server_ca = server_ca._cert
+    def setPeerDiscovery(self, bool peer_discovery, bool peer_publish):
+        self._config.peer_discovery = peer_discovery
+        self._config.peer_publish = peer_publish
+    def setBound(self, SockAddr bind4, SockAddr bind6):
+        self._config.bind4 = bind4._addr
+        self._config.bind6 = bind6._addr

 cdef class DhtRunner(_WithID):
    cdef cpp.shared_ptr[cpp.DhtRunner] thisptr
@@ -587,7 +629,8 @@ cdef class DhtRunner(_WithID):
                while pending > 0:
                    lock.wait()
            return res
-    def put(self, InfoHash key, Value val, done_cb=None):
+
+    def put(self, InfoHash key, Value val, done_cb=None, permanent=False):
        """Publish a new value on the DHT at key.

        key     -- the DHT key where to put the value
@@ -597,7 +640,7 @@ cdef class DhtRunner(_WithID):
        if done_cb:
            cb_obj = {'done':done_cb}
            ref.Py_INCREF(cb_obj)
-            self.thisptr.get().put(key._infohash, val._value, cpp.bindDoneCb(done_callback, <void*>cb_obj))
+            self.thisptr.get().put(key._infohash, val._value, cpp.bindDoneCb(done_callback, <void*>cb_obj), cpp.time_point.max(), permanent)
        else:
            lock = threading.Condition()
            pending = 0
@@ -614,6 +657,76 @@ cdef class DhtRunner(_WithID):
                while pending > 0:
                    lock.wait()
            return ok
+
+    def putSigned(self, InfoHash key, Value val, done_cb=None, permanent=False):
+        if done_cb:
+            cb_obj = {'done':done_cb}
+            ref.Py_INCREF(cb_obj)
+            self.thisptr.get().putSigned(key._infohash, val._value, cpp.bindDoneCb(done_callback, <void*>cb_obj), permanent)
+        else:
+            lock = threading.Condition()
+            pending = 0
+            ok = False
+            def tmp_done(ok_ret, nodes):
+                nonlocal pending, ok, lock
+                with lock:
+                    ok = ok_ret
+                    pending -= 1
+                    lock.notify()
+            with lock:
+                pending += 1
+                self.putSigned(key, val, done_cb=tmp_done)
+                while pending > 0:
+                    lock.wait()
+            return ok
+
+    def putEncrypted(self, InfoHash key, InfoHash to, Value val, done_cb=None, bool permanent=False):
+        if done_cb:
+            cb_obj = {'done':done_cb}
+            ref.Py_INCREF(cb_obj)
+            self.thisptr.get().putEncrypted(key._infohash, to._infohash, val._value, cpp.bindDoneCb(done_callback, <void*>cb_obj), permanent)
+        else:
+            lock = threading.Condition()
+            pending = 0
+            ok = False
+            def tmp_done(ok_ret, nodes):
+                nonlocal pending, ok, lock
+                with lock:
+                    ok = ok_ret
+                    pending -= 1
+                    lock.notify()
+            with lock:
+                pending += 1
+                self.putEncrypted(key, to, val, done_cb=tmp_done, permanent=permanent)
+                while pending > 0:
+                    lock.wait()
+            return ok
+
+    def putEncrypted(self, InfoHash key, PublicKey to, Value val, done_cb=None, bool permanent=False):
+        if done_cb:
+            cb_obj = {'done':done_cb}
+            ref.Py_INCREF(cb_obj)
+            self.thisptr.get().putEncrypted(key._infohash, to._key, val._value, cpp.bindDoneCb(done_callback, <void*>cb_obj), permanent)
+        else:
+            lock = threading.Condition()
+            pending = 0
+            ok = False
+            def tmp_done(ok_ret, nodes):
+                nonlocal pending, ok, lock
+                with lock:
+                    ok = ok_ret
+                    pending -= 1
+                    lock.notify()
+            with lock:
+                pending += 1
+                self.putEncrypted(key, to, val, done_cb=tmp_done, permanent=permanent)
+                while pending > 0:
+                    lock.wait()
+            return ok
+
+    def cancelPut(self, InfoHash key, Value val):
+        self.thisptr.get().cancelPut(key._infohash, val._value)
+
    def listen(self, InfoHash key, value_cb):
        t = ListenToken()
        t._h = key._infohash
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2023 Savoir-faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
 #
@@ -21,12 +21,13 @@ from libcpp.string cimport string
 from libcpp.vector cimport vector
 from libcpp.utility cimport pair
 from libcpp.map cimport map
+from libcpp.memory cimport shared_ptr, make_shared
 from libc.string cimport const_char, const_uchar

 ctypedef uint16_t in_port_t
 ctypedef unsigned short int sa_family_t;

-cdef extern from "<iostream>" namespace "std::chrono" nogil:
+cdef extern from "<chrono>" namespace "std::chrono" nogil:
    cdef cppclass duration[ulong]:
        duration() except +

@@ -34,16 +35,6 @@ cdef extern from "<iostream>" namespace "std::chrono" nogil:
        duration seconds(uint64_t) except +
        duration seconds()

-cdef extern from "<memory>" namespace "std" nogil:
-    cdef cppclass shared_ptr[T]:
-        shared_ptr() except +
-        shared_ptr(T*) except +
-        T* get()
-        T operator*()
-        bool operator bool() const
-        void reset(T*)
-    shared_ptr[T] make_shared[T](...) except +
-
 cdef extern from "<functional>" namespace "std" nogil:
    cdef cppclass hash[T]:
        hash() except +
@@ -59,6 +50,13 @@ cdef extern from "<future>" namespace "std" nogil:
        bool valid() const
        shared_future[T] share()

+cdef extern from "opendht/utils.h" namespace "dht":
+    cdef cppclass time_point:
+        @staticmethod
+        time_point min() const
+        @staticmethod
+        time_point max() const
+
 cdef extern from "opendht/infohash.h" namespace "dht":
    cdef cppclass InfoHash:
        InfoHash() except +
@@ -88,12 +86,16 @@ cdef extern from "opendht/sockaddr.h" namespace "dht":
        bool isLoopback() const
        bool isPrivate() const
        bool isUnspecified() const
+        @staticmethod
+        vector[SockAddr] resolve(string host, string service) except +

 ctypedef vector[uint8_t] Blob

 cdef extern from "opendht/crypto.h" namespace "dht::crypto":
    ctypedef pair[shared_ptr[PrivateKey], shared_ptr[Certificate]] Identity
    cdef Identity generateIdentity(string name, Identity ca, unsigned bits)
+    cdef Blob aesEncrypt(Blob data, string password) except +
+    cdef Blob aesDecrypt(Blob encrypted, string password) except +

    cdef cppclass PrivateKey:
        PrivateKey()
@@ -239,6 +241,18 @@ cdef extern from "opendht/dhtrunner.h" namespace "dht":
        cppclass Config:
            SecureDhtConfig dht_config
            bool threaded
+            string proxy_server
+            string push_node_id
+            string push_token
+            string push_topic
+            string push_platform
+            bool peer_discovery
+            bool peer_publish
+            shared_ptr[Certificate] server_ca
+            Identity client_identity
+            SockAddr bind4
+            SockAddr bind6
+
        InfoHash getId() const
        InfoHash getNodeId() const
        void bootstrap(const_char*, const_char*)
@@ -254,7 +268,11 @@ cdef extern from "opendht/dhtrunner.h" namespace "dht":
        string getRoutingTablesLog(sa_family_t af) const
        string getSearchesLog(sa_family_t af) const
        void get(InfoHash key, GetCallback get_cb, DoneCallback done_cb, nullptr_t f, Where w)
-        void put(InfoHash key, shared_ptr[Value] val, DoneCallback done_cb)
+        void put(InfoHash key, shared_ptr[Value] val, DoneCallback done_cb, time_point created, bool permanent)
+        void putSigned(InfoHash key, shared_ptr[Value] val, DoneCallback done_cb, bool permanent) 
+        void putEncrypted(InfoHash key, InfoHash to, shared_ptr[Value] val, DoneCallback done_cb, bool permanent)
+        void putEncrypted(InfoHash key, shared_ptr[PublicKey] to, shared_ptr[Value] val, DoneCallback done_cb, bool permanent)
+        void cancelPut(InfoHash key, shared_ptr[Value] val)
        ListenToken listen(InfoHash key, ValueCallback get_cb)
        void cancelListen(InfoHash key, SharedListenToken token)
        vector[unsigned] getNodeMessageStats(bool i)
@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools", "wheel", "Cython"]
+build-backend = "setuptools.build_meta"
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+# Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 # Author: Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
@@ -32,17 +32,14 @@ setup(name="opendht",
      author="Adrien Béraud, Guillaume Roguez, Simon Désaulniers",
      license="GPLv3",
      classifiers=[
-          'Development Status :: 3 - Alpha',
+          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'Topic :: Software Development :: Libraries :: Python Modules',
          'Topic :: System :: Distributed Computing',
          'Topic :: System :: Networking'
          'License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)',
          'Programming Language :: Python :: 3',
-          'Programming Language :: Python :: 3.2',
-          'Programming Language :: Python :: 3.3',
-          'Programming Language :: Python :: 3.4',
-          'Programming Language :: Python :: 3.5',
+          'Programming Language :: Python :: 3.7',
      ],
      cmdclass = { 'build_ext' : build_ext },
      ext_modules = cythonize(Extension(
@@ -20,7 +20,7 @@ help).

 ## Python dependencies

- pyroute2 >=0.3.14
+- pyroute2 >=0.6.9
 - matplotlib
 - GeoIP (used by `scanner.py` for drawing map of the world)
 - ipaddress
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+# Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
 #
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2023 Savoir-faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
 #
@@ -30,7 +30,7 @@ import traceback
 import ipaddress
 import netifaces
 import numpy as np
-from pyroute2.netns.process.proxy import NSPopen
+from pyroute2 import NSPopen
 import msgpack

 from opendht import *
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Copyright (C) 2015-2022 Savoir-Faire Linux Inc.
+# Copyright (C) 2015-2023 Savoir-Faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2023 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify
@@ -15,107 +15,253 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; If not, see <http://www.gnu.org/licenses/>.
+import argparse
+import os
+import subprocess

-import argparse, subprocess
+from pyroute2 import NDB, NSPopen

-from pyroute2 import IPDB, NetNS
-from pyroute2.netns.process.proxy import NSPopen

-if __name__ == "__main__":
-    parser = argparse.ArgumentParser(description='Creates a virtual network topology for testing')
-    parser.add_argument('-i', '--ifname', help='interface name', default='ethdht')
-    parser.add_argument('-n', '--ifnum', type=int, help='number of isolated interfaces to create', default=1)
-    parser.add_argument('-r', '--remove', help='remove instead of adding network interfaces', action="store_true")
-    parser.add_argument('-l', '--loss', help='simulated packet loss (percent)', type=int, default=0)
-    parser.add_argument('-d', '--delay', help='simulated latency (ms)', type=int, default=0)
-    parser.add_argument('-4', '--ipv4', help='Enable IPv4', action="store_true")
-    parser.add_argument('-6', '--ipv6', help='Enable IPv6', action="store_true")
+def int_range(mini, maxi):
+    def check_ifnum(arg):
+        try:
+            ret = int(arg)
+        except ValueError:
+            raise argparse.ArgumentTypeError('must be an integer')
+        if ret > maxi or ret < mini:
+            raise argparse.ArgumentTypeError(
+                f'must be {mini} <= int <= {maxi}'
+            )
+        return ret
+
+    return check_ifnum
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(
+        description='Creates a virtual network topology for testing'
+    )
+    parser.add_argument(
+        '-i', '--ifname', help='interface name', default='ethdht'
+    )
+    parser.add_argument(
+        '-n',
+        '--ifnum',
+        type=int_range(1, 245),
+        help='number of isolated interfaces to create',
+        default=1,
+    )
+    parser.add_argument(
+        '-r',
+        '--remove',
+        help='remove instead of adding network interfaces',
+        action='store_true',
+    )
+    parser.add_argument(
+        '-l',
+        '--loss',
+        help='simulated packet loss (percent)',
+        type=int,
+        default=0,
+    )
+    parser.add_argument(
+        '-d', '--delay', help='simulated latency (ms)', type=int, default=0
+    )
+    parser.add_argument(
+        '-4', '--ipv4', help='Enable IPv4', action='store_true'
+    )
+    parser.add_argument(
+        '-6', '--ipv6', help='Enable IPv6', action='store_true'
+    )
+    parser.add_argument(
+        '-b',
+        '--debug',
+        help='Turn on debug logging and dump topology databases',
+        action='store_true',
+    )
+    parser.add_argument(
+        '-v',
+        '--verbose',
+        help='Turn on verbose output on netns and interfaces operations',
+        action='store_true',
+    )

    args = parser.parse_args()

    local_addr4 = '10.0.42.'
    local_addr6 = '2001:db9::'
-    brige_name = 'br'+args.ifname
+    bripv4 = f'{local_addr4}1/24'
+    bripv6 = f'{local_addr6}1/64'
+    bridge_name = f'br{args.ifname}'
+    tap_name = f'tap{args.ifname}'
+    veth_names = []
+    namespaces = []
+    ipv4addrs = []
+    ipv6addrs = []
+    for ifn in range(args.ifnum):
+        namespaces.append(f'node{ifn}')
+        veth_names.append(f'{args.ifname}{ifn}')
+        ipv4addrs.append(f'{local_addr4}{ifn+8}/24' if args.ipv4 else None)
+        ipv6addrs.append(f'{local_addr6}{ifn+8}/64' if args.ipv6 else None)

-    ip = None
-    try:
-        ip = IPDB()
+    with NDB(log='debug' if args.debug else None) as ndb:
        if args.remove:
-            # cleanup interfaces
-            for ifn in range(args.ifnum):
-                iface = args.ifname+str(ifn)
-                if iface in ip.interfaces:
-                    with ip.interfaces[iface] as i:
-                        i.remove()
-            if 'tap'+args.ifname in ip.interfaces:
-                with ip.interfaces['tap'+args.ifname] as i:
-                    i.remove()
-            if brige_name in ip.interfaces:
-                with ip.interfaces[brige_name] as i:
-                    i.remove()
-            for ifn in range(args.ifnum):
-                netns = NetNS('node'+str(ifn))
-                netns.close()
-                netns.remove()
-        else:
-            for ifn in range(args.ifnum):
-                iface = args.ifname+str(ifn)
-                if not iface in ip.interfaces:
-                    ip.create(kind='veth', ifname=iface, peer=iface+'.1').commit()
+            # cleanup interfaces in the main namespace
+            for iface in veth_names + [bridge_name] + [tap_name]:
+                if iface in ndb.interfaces:
+                    ndb.interfaces[iface].remove().commit()
+                    if args.verbose:
+                        print(f'link: del main/{iface}')

-            ip.create(kind='tuntap', ifname='tap'+args.ifname, mode='tap').commit()
-
-            with ip.create(kind='bridge', ifname=brige_name) as i:
-                for ifn in range(args.ifnum):
-                    iface = args.ifname+str(ifn)
-                    i.add_port(ip.interfaces[iface])
-                i.add_port(ip.interfaces['tap'+args.ifname])
-                if args.ipv4:
-                    i.add_ip(local_addr4+'1/24')
-                if args.ipv6:
-                    i.add_ip(local_addr6+'1/64')
-                i.up()
-
-            with ip.interfaces['tap'+args.ifname] as tap:
-                tap.up()
-
-            for ifn in range(args.ifnum):
-                iface = args.ifname+str(ifn)
-
-                nns = NetNS('node'+str(ifn))
-                iface1 = iface+'.1'
-                with ip.interfaces[iface1] as i:
-                    i.net_ns_fd = nns.netns
-
-                with ip.interfaces[iface] as i:
-                    i.up()
-
-                ip_ns = IPDB(nl=nns)
+            # cleanup namespaces
+            for nsname in namespaces:
                try:
-                    with ip_ns.interfaces.lo as lo:
-                        lo.up()
-                    with ip_ns.interfaces[iface1] as i:
-                        if args.ipv4:
-                            i.add_ip(local_addr4+str(ifn+8)+'/24')
-                        if args.ipv6:
-                            i.add_ip(local_addr6+str(ifn+8)+'/64')
-                        i.up()
-                finally:
-                    ip_ns.release()
-
-                nsp = NSPopen(nns.netns, ["tc", "qdisc", "add", "dev", iface1, "root", "netem", "delay", str(args.delay)+"ms", str(int(args.delay/2))+"ms", "loss", str(args.loss)+"%", "25%"], stdout=subprocess.PIPE)
-                #print(nsp.communicate()[0].decode())
+                    ndb.netns[nsname].remove().commit()
+                    if args.verbose:
+                        print(f'netns: del {nsname}')
+                except KeyError:
+                    pass
+        else:
+            # create ports
+            for veth, nsname, ipv4addr, ipv6addr in zip(
+                veth_names, namespaces, ipv4addrs, ipv6addrs
+            ):
+                # create a network namespace and launch NDB for it
+                #
+                # another possible solution could be simply to attach
+                # the namespace to the main NDB instance, but it can
+                # take a lot of memory in case of many interfaces, thus
+                # launch and discard netns NDB instances
+                netns = NDB(
+                    log='debug' if args.debug else None,
+                    sources=[
+                        {
+                            'target': 'localhost',
+                            'netns': nsname,
+                            'kind': 'netns',
+                        }
+                    ],
+                )
+                if args.verbose:
+                    print(f'netns: add {nsname}')
+                # create the port and push the peer into the namespace
+                (
+                    ndb.interfaces.create(
+                        **{
+                            'ifname': veth,
+                            'kind': 'veth',
+                            'state': 'up',
+                            'peer': {'ifname': veth, 'net_ns_fd': nsname},
+                        }
+                    ).commit()
+                )
+                if args.verbose:
+                    print(f'link: add main/{veth} <-> {nsname}/{veth}')
+                # bring up namespace's loopback
+                (
+                    netns.interfaces.wait(ifname='lo', timeout=3)
+                    .set('state', 'up')
+                    .commit()
+                )
+                if args.verbose:
+                    print(f'link: set {nsname}/lo')
+                # bring up the peer
+                with netns.interfaces.wait(ifname=veth, timeout=3) as i:
+                    i.set('state', 'up')
+                    if args.ipv4:
+                        i.add_ip(ipv4addr)
+                    if args.ipv6:
+                        i.add_ip(ipv6addr)
+                if args.verbose:
+                    print(f'link: set {nsname}/{veth}, {ipv4addr}, {ipv6addr}')
+                # disconnect the namespace NDB agent, not removing the NS
+                if args.debug:
+                    fname = f'{nsname}-ndb.db'
+                    print(f'dump: netns topology database {fname}')
+                    netns.schema.backup(fname)
+                netns.close()
+                # set up the emulation QDisc
+                nsp = NSPopen(
+                    nsname,
+                    [
+                        'tc',
+                        'qdisc',
+                        'add',
+                        'dev',
+                        veth,
+                        'root',
+                        'netem',
+                        'delay',
+                        f'{args.delay}ms',
+                        f'{int(args.delay)/2}ms',
+                        'loss',
+                        f'{args.loss}%',
+                        '25%',
+                    ],
+                    stdout=subprocess.PIPE,
+                )
                nsp.communicate()
                nsp.wait()
                nsp.release()
+                if args.verbose:
+                    print(
+                        f'netem: add {nsname}/{veth}, '
+                        f'{args.delay}, {args.loss}'
+                    )

-            if args.ipv4:
-                subprocess.call(["sysctl", "-w", "net.ipv4.conf."+brige_name+".forwarding=1"])
-            if args.ipv6:
-                subprocess.call(["sysctl", "-w", "net.ipv6.conf."+brige_name+".forwarding=1"])
+            # create the tap
+            #
+            # for some reason we should create the tap inteface first,
+            # and only then bring it up, thus two commit() calls
+            (
+                ndb.interfaces.create(
+                    kind='tuntap', ifname=tap_name, mode='tap'
+                )
+                .commit()
+                .set('state', 'up')
+                .commit()
+            )
+            if args.verbose:
+                print(f'link: add main/{tap_name}')

-    except Exception as e:
-          print('Error',e)
-    finally:
-        if ip:
-            ip.release()
+            # create the bridge and add all the ports
+            with ndb.interfaces.create(
+                ifname=bridge_name, kind='bridge', state='up'
+            ) as i:
+                if args.ipv4:
+                    i.add_ip(bripv4)
+                if args.ipv6:
+                    i.add_ip(bripv6)
+                for iface in veth_names + [tap_name]:
+                    i.add_port(iface)
+            if args.verbose:
+                print(f'link: add main/{bridge_name}, {bripv4}, {bripv6}')
+
+            with open(os.devnull, 'w') as fnull:
+                if args.ipv4:
+                    subprocess.call(
+                        [
+                            'sysctl',
+                            '-w',
+                            f'net.ipv4.conf.{bridge_name}.forwarding=1',
+                        ],
+                        stdout=fnull,
+                    )
+                if args.verbose:
+                    print(f'sysctl: set {bridge_name} ipv4 forwarding')
+                if args.ipv6:
+                    subprocess.call(
+                        [
+                            'sysctl',
+                            '-w',
+                            f'net.ipv6.conf.{bridge_name}.forwarding=1',
+                        ],
+                        stdout=fnull,
+                    )
+                if args.verbose:
+                    print(f'sysctl: set {bridge_name} ipv4 forwarding')
+
+            if args.debug:
+                fname = 'main-ndb.db'
+                print('dump: the main netns topology database')
+                ndb.schema.backup(fname)
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+# Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2016-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2016-2023 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify
@@ -72,7 +72,7 @@ if __name__ == '__main__':
    parser = argparse.ArgumentParser(description='Launch an OpenDHT node with an HTTP control interface')
    parser.add_argument('-p', '--port', help='OpenDHT port to bind', type=int, default=4222)
    parser.add_argument('-hp', '--http-port', help='HTTP port to bind', type=int, default=8080)
-    parser.add_argument('-b', '--bootstrap', help='bootstrap address', default="bootstrap.ring.cx:4222")
+    parser.add_argument('-b', '--bootstrap', help='bootstrap address', default="bootstrap.jami.net:4222")
    args = parser.parse_args()
    endpoints.serverFromString(reactor, "tcp:"+str(args.http_port)).listen(server.Site(DhtServer(args.port, args.bootstrap)))
    reactor.run()
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2023 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify
@@ -24,7 +24,7 @@ from datetime import datetime
 import opendht as dht

 parser = argparse.ArgumentParser(description='Create a dht network of -n nodes')
-parser.add_argument('-b', '--bootstrap', help='bootstrap address', default='bootstrap.ring.cx')
+parser.add_argument('-b', '--bootstrap', help='bootstrap address', default='bootstrap.jami.net')
 parser.add_argument('-n', '--num-ops', help='number of concurrent operations on the DHT', type=int, default=8)
 parser.add_argument('-p', '--period', help='duration between each test (seconds)', type=int, default=60)
 parser.add_argument('-t', '--timeout', help='timeout for a test to complete (seconds)', type=float, default=15)
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2023 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify
@@ -25,8 +25,7 @@ config.setRateLimit(-1, -1)
 ping_node = dht.DhtRunner()
 ping_node.run(config=config)
 #ping_node.enableLogging()
-#ping_node.bootstrap("bootstrap.ring.cx", "4222")
-
+#ping_node.bootstrap("bootstrap.jami.net", "4222")
 pong_node = dht.DhtRunner()
 pong_node.run(config=config)
 #pong_node.enableLogging()
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2023 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify
@@ -8,4 +8,4 @@ edition = "2018"

 [dependencies]
 libc="0.2.0"
-os_socketaddr="0.1.0"
+os_socketaddr="0.2.3"
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -47,6 +47,8 @@ impl DhtRunnerConfig {
            proxy_server: ptr::null(),
            push_node_id: ptr::null(),
            push_token: ptr::null(),
+            push_topic: ptr::null(),
+            push_platform: ptr::null(),
            peer_discovery: false,
            peer_publish: false,
            server_ca: ptr::null_mut(),
@@ -73,6 +75,14 @@ impl DhtRunnerConfig {
        self.push_token = CString::new(push_token).unwrap().as_ptr();
    }

+    pub fn set_push_topic(&mut self, push_topic: &str) {
+        self.push_topic = CString::new(push_topic).unwrap().as_ptr();
+    }
+
+    pub fn set_push_platform(&mut self, push_platform: &str) {
+        self.push_platform = CString::new(push_platform).unwrap().as_ptr();
+    }
+
    pub fn set_identity(&mut self, certificate: Box<DhtCertificate>, privatekey: Box<PrivateKey>) {
        self.dht_config.id.privatekey = Box::into_raw(privatekey);
        self.dht_config.id.certificate = Box::into_raw(certificate);
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -118,6 +118,8 @@ pub struct DhtRunnerConfig
    pub proxy_server: *const c_char,
    pub push_node_id: *const c_char,
    pub push_token: *const c_char,
+    pub push_topic: *const c_char,
+    pub push_platform: *const c_char,
    pub peer_discovery: bool,
    pub peer_publish: bool,
    pub server_ca: *mut DhtCertificate,
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -19,7 +19,6 @@ libopendht_la_SOURCES  = \
        routing_table.cpp \
        network_engine.cpp \
        utils.cpp \
-        infohash.cpp \
        node.cpp \
        value.cpp \
        crypto.cpp \
@@ -30,16 +29,13 @@ libopendht_la_SOURCES  = \
        network_utils.cpp \
        thread_pool.cpp

-if WIN32
-libopendht_la_SOURCES += rng.cpp
-endif
-
 nobase_include_HEADERS = \
        ../include/opendht.h \
        ../include/opendht/def.h \
        ../include/opendht/dht.h \
        ../include/opendht/callbacks.h \
        ../include/opendht/node_cache.h \
+        ../include/opendht/node_export.h \
        ../include/opendht/routing_table.h \
        ../include/opendht/network_engine.h \
        ../include/opendht/scheduler.h \
@@ -54,7 +50,7 @@ nobase_include_HEADERS = \
        ../include/opendht/dhtrunner.h \
        ../include/opendht/default_types.h \
        ../include/opendht/log.h \
-        ../include/opendht/log_enable.h \
+        ../include/opendht/logger.h \
        ../include/opendht/network_utils.h \
        ../include/opendht/rng.h \
        ../include/opendht/thread_pool.h
@@ -84,6 +80,3 @@ if ENABLE_INDEXATION
 libopendht_la_SOURCES += indexation/pht.cpp
 nobase_include_HEADERS += ../include/opendht/indexation/pht.h
 endif
-
-clean-local:
-	rm -rf libargon2.la
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -92,7 +92,7 @@ bindDoneCbSimple(DoneCallbackSimpleRaw raw_cb, void* user_data) {
 std::string
 NodeStats::toString() const
 {
-    std::stringstream ss;
+    std::ostringstream ss;
    ss << "Known nodes: " << good_nodes << " good, " << dubious_nodes << " dubious, " << incoming_nodes << " incoming." << std::endl;
    ss << searches << " searches, " << node_cache_size << " total cached nodes" << std::endl;
    if (table_depth > 1) {
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *
 *  Author: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>
 *
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -17,8 +17,7 @@
 */

 #include "os_cert.h"
-
-#include "log_enable.h"
+#include "logger.h"

 #ifdef _WIN32
 #include <windows.h>
@@ -32,96 +31,6 @@
 #include <Security/Security.h>
 #endif /*TARGET_OS_OSX*/

-#if EMBEDDED_ASN1_TIME_PARSE
-#undef X509_NAME
-#undef OCSP_REQUEST
-#undef OCSP_RESPONSE
-#define GENTIME_LENGTH 15
-#define UTCTIME_LENGTH 13
-#define ATOI2(ar)      ((ar) += 2, ((ar)[-2] - '0') * 10 + ((ar)[-1] - '0'))
-extern "C" {
-// Taken from libressl/src/crypto/asn1/a_time_tm.c
-int
-ASN1_time_parse(const char* bytes, size_t len, struct tm* tm, int mode)
-{
-    size_t i;
-    int type = 0;
-    struct tm ltm;
-    struct tm* lt;
-    const char* p;
-
-    if (bytes == NULL)
-        return (-1);
-
-    /* Constrain to valid lengths. */
-    if (len != UTCTIME_LENGTH && len != GENTIME_LENGTH)
-        return (-1);
-
-    lt = tm;
-    if (lt == NULL) {
-        memset(&ltm, 0, sizeof(ltm));
-        lt = &ltm;
-    }
-
-    /* Timezone is required and must be GMT (Zulu). */
-    if (bytes[len - 1] != 'Z')
-        return (-1);
-
-    /* Make sure everything else is digits. */
-    for (i = 0; i < len - 1; i++) {
-        if (isdigit((unsigned char) bytes[i]))
-            continue;
-        return (-1);
-    }
-
-    /*
-     * Validate and convert the time
-     */
-    p = bytes;
-    switch (len) {
-    case GENTIME_LENGTH:
-        if (mode == V_ASN1_UTCTIME)
-            return (-1);
-        lt->tm_year = (ATOI2(p) * 100) - 1900; /* cc */
-        type = V_ASN1_GENERALIZEDTIME;
-        /* FALLTHROUGH */
-    case UTCTIME_LENGTH:
-        if (type == 0) {
-            if (mode == V_ASN1_GENERALIZEDTIME)
-                return (-1);
-            type = V_ASN1_UTCTIME;
-        }
-        lt->tm_year += ATOI2(p); /* yy */
-        if (type == V_ASN1_UTCTIME) {
-            if (lt->tm_year < 50)
-                lt->tm_year += 100;
-        }
-        lt->tm_mon = ATOI2(p) - 1; /* mm */
-        if (lt->tm_mon < 0 || lt->tm_mon > 11)
-            return (-1);
-        lt->tm_mday = ATOI2(p); /* dd */
-        if (lt->tm_mday < 1 || lt->tm_mday > 31)
-            return (-1);
-        lt->tm_hour = ATOI2(p); /* HH */
-        if (lt->tm_hour < 0 || lt->tm_hour > 23)
-            return (-1);
-        lt->tm_min = ATOI2(p); /* MM */
-        if (lt->tm_min < 0 || lt->tm_min > 59)
-            return (-1);
-        lt->tm_sec = ATOI2(p); /* SS */
-        /* Leap second 60 is not accepted. Reconsider later? */
-        if (lt->tm_sec < 0 || lt->tm_sec > 59)
-            return (-1);
-        break;
-    default:
-        return (-1);
-    }
-
-    return type;
-}
-}
-#endif /* EMBEDDED_ASN1_TIME_PARSE */
-
 namespace dht {
 namespace http {

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -18,42 +18,12 @@

 #pragma once

-#include "log_enable.h"
+#include "logger.h"

 #include <memory>

 #include <openssl/x509.h>

-#if (defined(LIBRESSL_VERSION_NUMBER) && (LIBRESSL_VERSION_NUMBER > 0x20501000L))
-#define EMBEDDED_ASN1_TIME_PARSE 0
-#else
-#define EMBEDDED_ASN1_TIME_PARSE 1
-#endif
-
-#if EMBEDDED_ASN1_TIME_PARSE
-#define V_ASN1_UTCTIME         23
-#define V_ASN1_GENERALIZEDTIME 24
-
-extern "C" {
-/*
- * Parse an RFC 5280 format ASN.1 time string.
- *
- * mode must be:
- * 0 if we expect to parse a time as specified in RFC 5280 for an X509 object.
- * V_ASN1_UTCTIME if we wish to parse an RFC5280 format UTC time.
- * V_ASN1_GENERALIZEDTIME if we wish to parse an RFC5280 format Generalized time.
- *
- * Returns:
- * -1 if the string was invalid.
- * V_ASN1_UTCTIME if the string validated as a UTC time string.
- * V_ASN1_GENERALIZEDTIME if the string validated as a Generalized time string.
- *
- * Fills in *tm with the corresponding time if tm is non NULL.
- */
-int ASN1_time_parse(const char* bytes, size_t len, struct tm* tm, int mode);
-}
-#endif
-
 namespace dht {
 namespace http {

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *           Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
 *
@@ -43,20 +43,6 @@ static std::uniform_int_distribution<int> rand_byte{ 0, std::numeric_limits<uint
 static std::uniform_int_distribution<uint8_t> rand_byte;
 #endif

-// support for GnuTLS < 3.4.
-#if GNUTLS_VERSION_NUMBER < 0x030400
-#define GNUTLS_PKCS_PKCS12_3DES GNUTLS_PKCS_USE_PKCS12_3DES
-#define GNUTLS_PKCS_PKCS12_ARCFOUR GNUTLS_PKCS_USE_PKCS12_ARCFOUR
-#define GNUTLS_PKCS_PKCS12_RC2_40 GNUTLS_PKCS_USE_PKCS12_RC2_40
-#define GNUTLS_PKCS_PBES2_3DES GNUTLS_PKCS_USE_PBES2_3DES
-#define GNUTLS_PKCS_PBES2_AES_128 GNUTLS_PKCS_USE_PBES2_AES_128
-#define GNUTLS_PKCS_PBES2_AES_192 GNUTLS_PKCS_USE_PBES2_AES_192
-#define GNUTLS_PKCS_PBES2_AES_256 GNUTLS_PKCS_USE_PBES2_AES_256
-#endif
-
-#define DHT_AES_LEGACY_ENCRYPT 0
-#define DHT_AES_LEGACY_DECRYPT 1
-
 namespace dht {
 namespace crypto {

@@ -104,28 +90,22 @@ Blob aesEncrypt(const uint8_t* data, size_t data_length, const Blob& key)

    Blob ret(data_length + GCM_IV_SIZE + GCM_DIGEST_SIZE);
    {
-        crypto::random_device rdev;
+        std::random_device rdev;
        std::generate_n(ret.begin(), GCM_IV_SIZE, std::bind(rand_byte, std::ref(rdev)));
    }
    struct gcm_aes_ctx aes;
    gcm_aes_set_key(&aes, key.size(), key.data());
    gcm_aes_set_iv(&aes, GCM_IV_SIZE, ret.data());
-#if DHT_AES_LEGACY_ENCRYPT
-    gcm_aes_update(&aes, data_length, data);
-#endif
-
    gcm_aes_encrypt(&aes, data_length, ret.data() + GCM_IV_SIZE, data);
    gcm_aes_digest(&aes, GCM_DIGEST_SIZE, ret.data() + GCM_IV_SIZE + data_length);
    return ret;
 }

-Blob aesEncrypt(const Blob& data, const std::string& password)
+Blob aesEncrypt(const Blob& data, std::string_view password, const Blob& salt)
 {
-    Blob salt;
-    Blob key = stretchKey(password, salt, 256 / 8);
-    Blob encrypted = aesEncrypt(data, key);
-    encrypted.insert(encrypted.begin(), salt.begin(), salt.end());
-    return encrypted;
+    Blob salt_actual = salt;
+    Blob key = stretchKey(password, salt_actual, 256 / 8);
+    return aesBuildEncrypted(aesEncrypt(data, key), salt_actual);
 }

 Blob aesDecrypt(const uint8_t* data, size_t data_length, const Blob& key)
@@ -148,40 +128,54 @@ Blob aesDecrypt(const uint8_t* data, size_t data_length, const Blob& key)
    gcm_aes_digest(&aes, GCM_DIGEST_SIZE, digest.data());

    if (not std::equal(digest.begin(), digest.end(), data + data_length - GCM_DIGEST_SIZE)) {
-#if DHT_AES_LEGACY_DECRYPT
-        //gcm_aes_decrypt(&aes, data_sz, ret.data(), data + GCM_IV_SIZE);
-        Blob ret_tmp(data_sz);
-        struct gcm_aes_ctx aes_d;
-        gcm_aes_set_key(&aes_d, key.size(), key.data());
-        gcm_aes_set_iv(&aes_d, GCM_IV_SIZE, data);
-        gcm_aes_update(&aes_d, ret.size(), ret.data());
-        gcm_aes_encrypt(&aes_d, ret.size(), ret_tmp.data(), ret.data());
-        gcm_aes_digest(&aes_d, GCM_DIGEST_SIZE, digest.data());
-
-        if (not std::equal(digest.begin(), digest.end(), data + data_length - GCM_DIGEST_SIZE))
-            throw DecryptError("Can't decrypt data");
-#else
        throw DecryptError("Can't decrypt data");
-#endif
    }

    return ret;
 }

-Blob aesDecrypt(const uint8_t* data, size_t data_len, const std::string& password)
+Blob aesDecrypt(const uint8_t* data, size_t data_length, std::string_view password)
 {
-    if (data_len <= PASSWORD_SALT_LENGTH)
-        throw DecryptError("Wrong data size");
-    Blob salt {data, data+PASSWORD_SALT_LENGTH};
-    Blob key = stretchKey(password, salt, 256/8);
-    return aesDecrypt(data+PASSWORD_SALT_LENGTH, data_len - PASSWORD_SALT_LENGTH, key);
+    return aesDecrypt(
+        aesGetEncrypted(data, data_length),
+        aesGetKey(data, data_length, password)
+    );
 }

-Blob stretchKey(const std::string& password, Blob& salt, size_t key_length)
+Blob aesGetSalt(const uint8_t* data, size_t data_length)
+{
+    if (data_length <= PASSWORD_SALT_LENGTH)
+        throw DecryptError("Wrong data size");
+    return Blob {data, data+PASSWORD_SALT_LENGTH};
+}
+
+std::string_view aesGetEncrypted(const uint8_t* data, size_t data_length)
+{
+    if (data_length <= PASSWORD_SALT_LENGTH)
+        throw DecryptError("Wrong data size");
+    return std::string_view((const char*)(data+PASSWORD_SALT_LENGTH), data_length - PASSWORD_SALT_LENGTH);
+}
+
+Blob aesBuildEncrypted(const uint8_t* data, size_t data_length, const Blob& salt)
+{
+    Blob ret;
+    ret.reserve(data_length + salt.size());
+    ret.insert(ret.end(), salt.begin(), salt.end());
+    ret.insert(ret.end(), data, data + data_length);
+    return ret;
+}
+
+Blob aesGetKey(const uint8_t* data, size_t data_length, std::string_view password)
+{
+    Blob salt = aesGetSalt(data, data_length);
+    return stretchKey(password, salt, 256/8);
+}
+
+Blob stretchKey(std::string_view password, Blob& salt, size_t key_length)
 {
    if (salt.empty()) {
        salt.resize(PASSWORD_SALT_LENGTH);
-        crypto::random_device rdev;
+        std::random_device rdev;
        std::generate_n(salt.begin(), salt.size(), std::bind(rand_byte, std::ref(rdev)));
    }
    Blob res;
@@ -297,7 +291,7 @@ PrivateKey::sign(const uint8_t* data, size_t data_length) const
        throw CryptoException("Can't sign data: no private key set !");
    if (std::numeric_limits<unsigned>::max() < data_length)
        throw CryptoException("Can't sign data: too large !");
-    gnutls_datum_t sig;
+    gnutls_datum_t sig {nullptr, 0};
    const gnutls_datum_t dat {(unsigned char*)data, (unsigned)data_length};
    if (gnutls_privkey_sign_data(key, GNUTLS_DIG_SHA512, 0, &dat, &sig) != GNUTLS_E_SUCCESS)
        throw CryptoException("Can't sign data !");
@@ -310,7 +304,7 @@ Blob
 PrivateKey::decryptBloc(const uint8_t* src, size_t src_size) const
 {
    const gnutls_datum_t dat {(uint8_t*)src, (unsigned)src_size};
-    gnutls_datum_t out;
+    gnutls_datum_t out {nullptr, 0};
    int err = gnutls_privkey_decrypt_data(key, 0, &dat, &out);
    if (err != GNUTLS_E_SUCCESS)
        throw DecryptError(std::string("Can't decrypt data: ") + gnutls_strerror(err));
@@ -377,12 +371,13 @@ PrivateKey::getPublicKey() const
 const std::shared_ptr<PublicKey>&
 PrivateKey::getSharedPublicKey() const
 {
-    if (publicKey_)
-        return publicKey_;
-    auto pk = std::make_shared<PublicKey>();
-    if (auto err = gnutls_pubkey_import_privkey(pk->pk, key, GNUTLS_KEY_KEY_CERT_SIGN | GNUTLS_KEY_CRL_SIGN, 0))
-        throw CryptoException(std::string("Can't retreive public key: ") + gnutls_strerror(err));
-    publicKey_ = pk;
+    std::lock_guard<std::mutex> lock(publicKeyMutex_);
+    if (not publicKey_) {
+        auto pk = std::make_shared<PublicKey>();
+        if (auto err = gnutls_pubkey_import_privkey(pk->pk, key, GNUTLS_KEY_KEY_CERT_SIGN | GNUTLS_KEY_CRL_SIGN, 0))
+            throw CryptoException(std::string("Can't retreive public key: ") + gnutls_strerror(err));
+        publicKey_ = std::move(pk);
+    }
    return publicKey_;
 }

@@ -487,7 +482,7 @@ void
 PublicKey::encryptBloc(const uint8_t* src, size_t src_size, uint8_t* dst, size_t dst_size) const
 {
    const gnutls_datum_t key_dat {(uint8_t*)src, (unsigned)src_size};
-    gnutls_datum_t encrypted;
+    gnutls_datum_t encrypted {nullptr, 0};
    auto err = gnutls_pubkey_encrypt_data(pk, 0, &key_dat, &encrypted);
    if (err != GNUTLS_E_SUCCESS)
        throw CryptoException(std::string("Can't encrypt data: ") + gnutls_strerror(err));
@@ -528,7 +523,7 @@ PublicKey::encrypt(const uint8_t* data, size_t data_len) const
        throw CryptoException("Key is not long enough for AES128");
    Blob key(aes_key_sz);
    {
-        crypto::random_device rdev;
+        std::random_device rdev;
        std::generate_n(key.begin(), key.size(), std::bind(rand_byte, std::ref(rdev)));
    }
    auto data_encrypted = aesEncrypt(data, data_len, key);
@@ -542,36 +537,36 @@ PublicKey::encrypt(const uint8_t* data, size_t data_len) const
    return ret;
 }

-InfoHash
+const InfoHash&
 PublicKey::getId() const
 {
-    if (not pk)
-        return {};
-    InfoHash id;
-    size_t sz = id.size();
-    if (auto err = gnutls_pubkey_get_key_id(pk, 0, id.data(), &sz))
-        throw CryptoException(std::string("Can't get public key ID: ") + gnutls_strerror(err));
-    if (sz != id.size())
-        throw CryptoException("Can't get public key ID: wrong output length.");
-    return id;
+    if (pk and not idCached_.load()) {
+        InfoHash id;
+        size_t sz = id.size();
+        if (auto err = gnutls_pubkey_get_key_id(pk, 0, id.data(), &sz))
+            throw CryptoException(std::string("Can't get public key ID: ") + gnutls_strerror(err));
+        if (sz != id.size())
+            throw CryptoException("Can't get public key ID: wrong output length.");
+        cachedId_ = id;
+        idCached_.store(true);
+    }
+    return cachedId_;
 }

-PkId
+const PkId&
 PublicKey::getLongId() const
 {
-    if (not pk)
-        return {};
-#if GNUTLS_VERSION_NUMBER < 0x030401
-    throw CryptoException("Can't get 256 bits public key ID: GnuTLS 3.4.1 or higher required.");
-#else
-    PkId h;
-    size_t sz = h.size();
-    if (auto err = gnutls_pubkey_get_key_id(pk, GNUTLS_KEYID_USE_SHA256, h.data(), &sz))
-        throw CryptoException(std::string("Can't get 256 bits public key ID: ") + gnutls_strerror(err));
-    if (sz != h.size())
-        throw CryptoException("Can't get 256 bits public key ID: wrong output length.");
-    return h;
-#endif
+    if (pk and not longIdCached_.load()) {
+        PkId h;
+        size_t sz = h.size();
+        if (auto err = gnutls_pubkey_get_key_id(pk, GNUTLS_KEYID_USE_SHA256, h.data(), &sz))
+            throw CryptoException(std::string("Can't get 256 bits public key ID: ") + gnutls_strerror(err));
+        if (sz != h.size())
+            throw CryptoException("Can't get 256 bits public key ID: wrong output length.");
+        cachedLongId_ = h;
+        longIdCached_.store(true);
+    }
+    return cachedLongId_;
 }

 gnutls_digest_algorithm_t
@@ -839,51 +834,55 @@ Certificate::~Certificate()
    }
 }

-PublicKey
+const PublicKey&
 Certificate::getPublicKey() const
 {
-    PublicKey pk_ret;
-    if (auto err = gnutls_pubkey_import_x509(pk_ret.pk, cert, 0))
-        throw CryptoException(std::string("Can't get certificate public key: ") + gnutls_strerror(err));
-    return pk_ret;
+    return *getSharedPublicKey();
 }

-InfoHash
+const std::shared_ptr<PublicKey>&
+Certificate::getSharedPublicKey() const
+{
+    std::lock_guard<std::mutex> lock(publicKeyMutex_);
+    if (not publicKey_) {
+        auto pk = std::make_shared<PublicKey>();
+        if (auto err = gnutls_pubkey_import_x509(pk->pk, cert, 0))
+            throw CryptoException(std::string("Can't get certificate public key: ") + gnutls_strerror(err));
+        publicKey_ = std::move(pk);
+    }
+    return publicKey_;
+}
+
+const InfoHash&
 Certificate::getId() const
 {
-    if (not cert)
-        return {};
-    if (cachedId_)
-        return cachedId_;
-    InfoHash id;
-    size_t sz = id.size();
-    if (auto err = gnutls_x509_crt_get_key_id(cert, 0, id.data(), &sz))
-        throw CryptoException(std::string("Can't get certificate public key ID: ") + gnutls_strerror(err));
-    if (sz != id.size())
-        throw CryptoException("Can't get certificate public key ID: wrong output length.");
-    cachedId_ = id;
-    return id;
+    if (cert and not idCached_.load()) {
+        InfoHash id;
+        size_t sz = id.size();
+        if (auto err = gnutls_x509_crt_get_key_id(cert, 0, id.data(), &sz))
+            throw CryptoException(std::string("Can't get certificate public key ID: ") + gnutls_strerror(err));
+        if (sz != id.size())
+            throw CryptoException("Can't get certificate public key ID: wrong output length.");
+        cachedId_ = id;
+        idCached_.store(true);
+    }
+    return cachedId_;
 }

-PkId
+const PkId&
 Certificate::getLongId() const
 {
-    if (not cert)
-        return {};
-    if (cachedLongId_)
-        return cachedLongId_;
-#if GNUTLS_VERSION_NUMBER < 0x030401
-    throw CryptoException("Can't get certificate 256 bits public key ID: GnuTLS 3.4.1 or higher required.");
-#else
-    PkId id;
-    size_t sz = id.size();
-    if (auto err = gnutls_x509_crt_get_key_id(cert, GNUTLS_KEYID_USE_SHA256, id.data(), &sz))
-        throw CryptoException(std::string("Can't get certificate 256 bits public key ID: ") + gnutls_strerror(err));
-    if (sz != id.size())
-        throw CryptoException("Can't get certificate 256 bits public key ID: wrong output length.");
-    cachedLongId_ = id;
-    return id;
-#endif
+    if (cert and not longIdCached_.load()) {
+        PkId id;
+        size_t sz = id.size();
+        if (auto err = gnutls_x509_crt_get_key_id(cert, GNUTLS_KEYID_USE_SHA256, id.data(), &sz))
+            throw CryptoException(std::string("Can't get certificate 256 bits public key ID: ") + gnutls_strerror(err));
+        if (sz != id.size())
+            throw CryptoException("Can't get certificate 256 bits public key ID: wrong output length.");
+        cachedLongId_ = id;
+        longIdCached_.store(true);
+    }
+    return cachedLongId_;
 }

 Blob
@@ -986,7 +985,7 @@ Certificate::toString(bool chain) const
 std::string
 Certificate::print() const
 {
-    gnutls_datum_t out;
+    gnutls_datum_t out {nullptr, 0};
    gnutls_x509_crt_print(cert, GNUTLS_CRT_PRINT_FULL, &out);
    std::string ret(out.data, out.data+out.size);
    gnutls_free(out.data);
@@ -1062,7 +1061,7 @@ Certificate::generateOcspRequest(gnutls_x509_crt_t& issuer)
    err = gnutls_ocsp_req_set_nonce(req.get(), 0, &nonce);
    if (err < 0)
        throw CryptoException(gnutls_strerror(err));
-    gnutls_datum_t rdata;
+    gnutls_datum_t rdata {nullptr, 0};
    err = gnutls_ocsp_req_export(req.get(), &rdata);
    if (err != 0)
        throw CryptoException(gnutls_strerror(err));
@@ -1143,6 +1142,26 @@ saveIdentity(const Identity& id, const std::string& path, const std::string& pri
    }
 }

+Identity 
+loadIdentity(const std::string &path,const std::string &privkey_password)
+{
+    std::ifstream pkStream(path + ".pem", std::ios::in | std::ios::binary);
+    std::vector<uint8_t> pkContent((std::istreambuf_iterator<char>(pkStream)),
+                                    std::istreambuf_iterator<char>());
+    auto key = std::make_shared<PrivateKey>(pkContent, privkey_password);
+    pkStream.close();
+    // Create a certificate
+    gnutls_x509_crt_t gnuCert;
+    if (gnutls_x509_crt_init(&gnuCert) != GNUTLS_E_SUCCESS)
+        throw std::runtime_error("Failed to initialize gnutls certificate struct");
+    gnutls_datum_t crtContent {nullptr, 0};
+    // Read the certificate file
+    gnutls_load_file((path + ".crt").c_str(), &crtContent);
+    gnutls_x509_crt_import(gnuCert, &crtContent, GNUTLS_X509_FMT_PEM);
+    auto cert = std::make_shared<Certificate>(gnuCert);
+    return {std::move(key), std::move(cert)};
+}
+
 void
 setValidityPeriod(gnutls_x509_crt_t cert, int64_t validity)
 {
@@ -1158,7 +1177,7 @@ setValidityPeriod(gnutls_x509_crt_t cert, int64_t validity)
 void
 setRandomSerial(gnutls_x509_crt_t cert)
 {
-    random_device rdev;
+    std::random_device rdev;
    std::uniform_int_distribution<int64_t> dist{1};
    int64_t cert_serial = dist(rdev);
    gnutls_x509_crt_set_serial(cert, &cert_serial, sizeof(cert_serial));
@@ -1305,7 +1324,7 @@ std::string
 OcspRequest::toString(const bool compact) const
 {
    int ret;
-    gnutls_datum_t dat;
+    gnutls_datum_t dat {nullptr, 0};
    ret = gnutls_ocsp_req_print(request, compact ? GNUTLS_OCSP_PRINT_COMPACT : GNUTLS_OCSP_PRINT_FULL, &dat);

    std::string str;
@@ -1320,7 +1339,7 @@ OcspRequest::toString(const bool compact) const
 Blob
 OcspRequest::pack() const
 {
-    gnutls_datum_t dat;
+    gnutls_datum_t dat {nullptr, 0};
    int err = gnutls_ocsp_req_export(request, &dat);
    if (err < 0)
        throw CryptoException(gnutls_strerror(err));
@@ -1332,7 +1351,7 @@ OcspRequest::pack() const
 Blob
 OcspRequest::getNonce() const
 {
-    gnutls_datum_t dat;
+    gnutls_datum_t dat {nullptr, 0};
    unsigned critical;
    int err = gnutls_ocsp_req_get_nonce(request, &critical, &dat);
    if (err < 0)
@@ -1365,7 +1384,7 @@ OcspResponse::~OcspResponse()
 Blob
 OcspResponse::pack() const
 {
-    gnutls_datum_t dat;
+    gnutls_datum_t dat {nullptr, 0};
    int err = gnutls_ocsp_resp_export(response, &dat);
    if (err < 0)
        throw CryptoException(gnutls_strerror(err));
@@ -1379,7 +1398,7 @@ OcspResponse::toString(const bool compact) const
 {
    int ret;
    std::string str;
-    gnutls_datum_t dat;
+    gnutls_datum_t dat {nullptr, 0};
    ret = gnutls_ocsp_resp_print(response, compact ? GNUTLS_OCSP_PRINT_COMPACT : GNUTLS_OCSP_PRINT_FULL, &dat);
    if (ret == 0)
        str = std::string((const char*)dat.data, (size_t)dat.size);
@@ -1414,7 +1433,7 @@ OcspResponse::verifyDirect(const Certificate& crt, const Blob& nonce)

    if (not nonce.empty()) {
        // Ensure no replay attack has been done
-        gnutls_datum_t rnonce;
+        gnutls_datum_t rnonce {nullptr, 0};
        ret = gnutls_ocsp_resp_get_nonce(response, NULL, &rnonce);
        if (ret < 0)
            throw CryptoException(gnutls_strerror(ret));
@@ -1631,7 +1650,7 @@ RevocationList::sign(const PrivateKey& key, const Certificate& ca, duration vali
    if (number == 0) {
        // initialize to a random number
        number_sz = sizeof(number);
-        random_device rdev;
+        std::random_device rdev;
        std::generate_n((uint8_t*)&number, sizeof(number), std::bind(rand_byte, std::ref(rdev)));
    } else
        number = endian(endian(number) + 1);
@@ -1672,7 +1691,7 @@ RevocationList::getNumber() const
 std::string
 RevocationList::toString() const
 {
-    gnutls_datum_t out;
+    gnutls_datum_t out {nullptr, 0};
    gnutls_x509_crl_print(crl, GNUTLS_CRT_PRINT_FULL, &out);
    std::string ret(out.data, out.data+out.size);
    gnutls_free(out.data);
@@ -1771,10 +1790,8 @@ std::ostream& operator<< (std::ostream& o, const TrustList::VerifyResult& h)
            o << "* Certificate has expired" << std::endl;
        if (h.result & GNUTLS_CERT_UNEXPECTED_OWNER)
            o << "* The owner is not the expected one" << std::endl;
-#if GNUTLS_VERSION_NUMBER >= 0x030401
        if (h.result & GNUTLS_CERT_PURPOSE_MISMATCH)
            o << "* Certificate or an intermediate does not match the intended purpose" << std::endl;
-#endif
        if (h.result & GNUTLS_CERT_MISMATCH)
            o << "* Certificate presented isn't the expected one" << std::endl;
    } else {
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *
@@ -154,10 +154,18 @@ Dht::sendCachedPing(Bucket& b)
 std::vector<SockAddr>
 Dht::getPublicAddress(sa_family_t family)
 {
-    std::sort(reported_addr.begin(), reported_addr.end(), [](const ReportedAddr& a, const ReportedAddr& b) {
-        return a.first > b.first;
-    });
    std::vector<SockAddr> ret;
+    if (family == AF_UNSPEC) {
+        auto& d4 = dht(AF_INET).reported_addr;
+        auto& d6 = dht(AF_INET6).reported_addr;
+        ret.reserve(d4.size() + d6.size());
+        for (const auto& a : d4)
+            ret.emplace_back(a.second);
+        for (const auto& a : d6)
+            ret.emplace_back(a.second);
+        return ret;
+    }
+    auto& reported_addr = dht(family).reported_addr;
    ret.reserve(!family ? reported_addr.size() : reported_addr.size()/2);
    for (const auto& addr : reported_addr)
        if (!family || family == addr.second.getFamily())
@@ -200,6 +208,8 @@ Dht::trySearchInsert(const Sp<Node>& node)
 void
 Dht::reportedAddr(const SockAddr& addr)
 {
+    auto& reported_addr = dht(addr.getFamily()).reported_addr;
+    auto firstBefore = reported_addr.empty() ? nullptr : reported_addr.begin()->second.get();
    auto it = std::find_if(reported_addr.begin(), reported_addr.end(), [&](const ReportedAddr& a){
        return a.second == addr;
    });
@@ -208,6 +218,21 @@ Dht::reportedAddr(const SockAddr& addr)
            reported_addr.emplace_back(1, addr);
    } else
        it->first++;
+    std::sort(reported_addr.begin(), reported_addr.end(), [](const ReportedAddr& a, const ReportedAddr& b) {
+        return a.first > b.first;
+    });
+    if (publicAddressChangedCb_) {
+        auto firstAfter = reported_addr.begin()->second.get();
+        if (firstBefore != firstAfter) {
+            auto& otherDht = dht(addr.getFamily() == AF_INET ? AF_INET6 : AF_INET).reported_addr;
+            std::vector<SockAddr> v;
+            v.reserve(otherDht.empty() ? 1 : 2);
+            v.emplace_back(reported_addr.begin()->second);
+            if (not otherDht.empty())
+                v.emplace_back(otherDht.begin()->second);
+            publicAddressChangedCb_(std::move(v));
+        }
+    }
 }

 /* We just learnt about a node, not necessarily a new one.  Confirm is 1 if
@@ -437,10 +462,9 @@ Dht::searchSendGetValues(Sp<Search> sr, SearchNode* pn, bool update)
    return nullptr;
 }

-void Dht::searchSendAnnounceValue(const Sp<Search>& sr) {
+void Dht::searchSendAnnounceValue(const Sp<Search>& sr, unsigned syncLevel) {
    if (sr->announce.empty())
        return;
-    unsigned i = 0;
    std::weak_ptr<Search> ws = sr;

    auto onDone = [this,ws](const net::Request& req, net::RequestAnswer&& answer)
@@ -552,6 +576,7 @@ void Dht::searchSendAnnounceValue(const Sp<Search>& sr) {
    static const auto PROBE_QUERY = std::make_shared<Query>(Select {}.field(Value::Field::Id).field(Value::Field::SeqNum));

    const auto& now = scheduler.time();
+    unsigned i = 0;
    for (auto& np : sr->nodes) {
        auto& n = *np;
        if (not n.isSynced(now))
@@ -592,7 +617,7 @@ void Dht::searchSendAnnounceValue(const Sp<Search>& sr) {
                    std::bind(&Dht::searchNodeGetExpired, this, _1, _2, ws, PROBE_QUERY));
            n.getStatus[PROBE_QUERY] = std::move(req);
        }
-        if (not n.candidate and ++i == TARGET_NODES)
+        if (not n.candidate and ++i == syncLevel)
            break;
    }
 }
@@ -675,6 +700,10 @@ Dht::searchStep(std::weak_ptr<Search> ws)
    if (not sr or sr->expired or sr->done) return;

    const auto& now = scheduler.time();
+    auto level = sr->syncLevel(now);
+    constexpr auto MARGIN = 1;
+    bool preSynced = level > MARGIN;
+    auto syncLevel = preSynced ? level - MARGIN : 0;
    /*if (auto req_count = sr->currentlySolicitedNodeCount())
        if (logger_)
            logger_->d(sr->id, "[search %s IPv%c] step (%d requests)",
@@ -735,6 +764,21 @@ Dht::searchStep(std::weak_ptr<Search> ws)

        if (sr->callbacks.empty() && sr->announce.empty() && sr->listeners.empty())
            sr->setDone();
+    } else if (preSynced) {
+        if (not sr->listeners.empty()) {
+            auto nl = std::min(syncLevel, LISTEN_NODES);
+            unsigned i = 0;
+            for (auto& n : sr->nodes) {
+                if (not n->isSynced(now))
+                    break;
+                searchSynchedNodeListen(sr, *n);
+                if (++i == nl)
+                    break;
+            }
+        }
+
+        // Announce requests
+        searchSendAnnounceValue(sr, syncLevel);
    }

    while (sr->currentlySolicitedNodeCount() < MAX_REQUESTED_SEARCH_NODES and searchSendGetValues(sr));
@@ -870,7 +914,7 @@ Dht::listenTo(const InfoHash& id, sa_family_t af, ValueCallback cb, Value::Filte
        throw DhtException("Can't create search");
    if (logger_)
        logger_->w(id, "[search %s IPv%c] listen", id.to_c_str(), (af == AF_INET) ? '4' : '6');
-    return sr->listen(cb, f, q, scheduler);
+    return sr->listen(cb, std::move(f), q, scheduler);
 }

 size_t
@@ -889,7 +933,7 @@ Dht::listen(const InfoHash& id, ValueCallback cb, Value::Filter f, Where where)
    });

    auto query = std::make_shared<Query>(Select{}, std::move(where));
-    auto filter = f.chain(query->where.getFilter());
+    auto filter = Value::Filter::chain(std::move(f), query->where.getFilter());
    auto st = store.find(id);
    if (st == store.end() && store.size() < max_store_keys)
        st = store.emplace(id, scheduler.time() + MAX_STORAGE_MAINTENANCE_EXPIRE_TIME).first;
@@ -1194,15 +1238,20 @@ Dht::cancelPut(const InfoHash& id, const Value::Id& vid)
    };
    canceled |= sr_cancel_put(dht4.searches);
    canceled |= sr_cancel_put(dht6.searches);
-    if (canceled)
-        storageErase(id, vid);
+    if (canceled) {
+        auto st = store.find(id);
+        if (st != store.end()) {
+            if (auto value = st->second.remove(id, vid))
+                storageRemoved(id, st->second, {value}, value->size());
+        }
+    }
    return canceled;
 }

 // Storage

 void
-Dht::storageChanged(const InfoHash& id, Storage& st, ValueStorage& v, bool newValue)
+Dht::storageChanged(const InfoHash& id, Storage& st, const Sp<Value>& v, bool newValue)
 {
    if (newValue) {
        if (not st.local_listeners.empty()) {
@@ -1212,8 +1261,8 @@ Dht::storageChanged(const InfoHash& id, Storage& st, ValueStorage& v, bool newVa
            cbs.reserve(st.local_listeners.size());
            for (const auto& l : st.local_listeners) {
                std::vector<Sp<Value>> vals;
-                if (not l.second.filter or l.second.filter(*v.data))
-                    vals.push_back(v.data);
+                if (not l.second.filter or l.second.filter(*v))
+                    vals.push_back(v);
                if (not vals.empty()) {
                    if (logger_)
                        logger_->d(id, "[store %s] sending update local listener with token %lu",
@@ -1234,14 +1283,14 @@ Dht::storageChanged(const InfoHash& id, Storage& st, ValueStorage& v, bool newVa
        for (const auto& node_listeners : st.listeners) {
            for (const auto& l : node_listeners.second) {
                auto f = l.second.query.where.getFilter();
-                if (f and not f(*v.data))
+                if (f and not f(*v))
                    continue;
                if (logger_)
                    logger_->w(id, node_listeners.first->id, "[store %s] [node %s] sending update",
                        id.toString().c_str(),
                        node_listeners.first->toString().c_str());
                std::vector<Sp<Value>> vals {};
-                vals.push_back(v.data);
+                vals.push_back(v);
                Blob ntoken = makeToken(node_listeners.first->getAddr(), false);
                network_engine.tellListener(node_listeners.first, l.first, id, 0, ntoken, {}, {},
                        std::move(vals), l.second.query, l.second.version);
@@ -1282,26 +1331,19 @@ Dht::storageStore(const InfoHash& id, const Sp<Value>& value, time_point created
            vs->expiration_job = scheduler.add(expiration, std::bind(&Dht::expireStorage, this, id));
        }
        if (total_store_size > max_store_size) {
+            auto value = vs->data;
+            auto value_diff = store.second.values_diff;
+            auto value_edit = store.second.edited_values;
            expireStore();
+            storageChanged(id, st->second, value, value_diff > 0 || value_edit > 0);
+        } else {
+            storageChanged(id, st->second, vs->data, store.second.values_diff > 0 || store.second.edited_values > 0);
        }
-        storageChanged(id, st->second, *vs, store.second.values_diff > 0);
    }

    return std::get<0>(store);
 }

-bool
-Dht::storageErase(const InfoHash& id, Value::Id vid)
-{
-    auto st = store.find(id);
-    if (st == store.end())
-        return false;
-    auto ret = st->second.remove(id, vid);
-    total_store_size += ret.size_diff;
-    total_values += ret.values_diff;
-    return ret.values_diff;
-}
-
 void
 Dht::storageAddListener(const InfoHash& id, const Sp<Node>& node, size_t socket_id, Query&& query, int version)
 {
@@ -1333,36 +1375,8 @@ Dht::expireStore(decltype(store)::iterator i)
    const auto& id = i->first;
    auto& st = i->second;
    auto stats = st.expire(id, scheduler.time());
-    total_store_size += stats.first;
-    total_values -= stats.second.size();
    if (not stats.second.empty()) {
-        if (logger_)
-            logger_->d(id, "[store %s] discarded %ld expired values (%ld bytes)",
-            id.toString().c_str(), stats.second.size(), -stats.first);
-
-        if (not st.listeners.empty()) {
-            if (logger_)
-                logger_->d(id, "[store %s] %lu remote listeners", id.toString().c_str(), st.listeners.size());
-
-            std::vector<Value::Id> ids;
-            ids.reserve(stats.second.size());
-            for (const auto& v : stats.second)
-                ids.emplace_back(v->id);
-
-            for (const auto& node_listeners : st.listeners) {
-                for (const auto& l : node_listeners.second) {
-                    if (logger_)
-                        logger_->w(id, node_listeners.first->id, "[store %s] [node %s] sending expired",
-                            id.toString().c_str(),
-                            node_listeners.first->toString().c_str());
-                    Blob ntoken = makeToken(node_listeners.first->getAddr(), false);
-                    network_engine.tellListenerExpired(node_listeners.first, l.first, id, ntoken, ids, l.second.version);
-                }
-            }
-        }
-        for (const auto& local_listeners : st.local_listeners) {
-            local_listeners.second.get_cb(stats.second, true);
-        }
+        storageRemoved(id, st, stats.second, -stats.first);
    }
 }

@@ -1374,6 +1388,41 @@ Dht::expireStorage(InfoHash h)
        expireStore(i);
 }

+void
+Dht::storageRemoved(const InfoHash& id, Storage& st, const std::vector<Sp<Value>>& values, size_t totalSize)
+{
+    if (logger_)
+        logger_->d(id, "[store %s] discarded %ld values (%ld bytes)",
+        id.toString().c_str(), values.size(), totalSize);
+
+    total_store_size -= totalSize;
+    total_values -= values.size();
+
+    if (not st.listeners.empty()) {
+        if (logger_)
+            logger_->d(id, "[store %s] %lu remote listeners", id.toString().c_str(), st.listeners.size());
+
+        std::vector<Value::Id> ids;
+        ids.reserve(values.size());
+        for (const auto& v : values)
+            ids.emplace_back(v->id);
+
+        for (const auto& node_listeners : st.listeners) {
+            for (const auto& l : node_listeners.second) {
+                if (logger_)
+                    logger_->w(id, node_listeners.first->id, "[store %s] [node %s] sending expired",
+                        id.toString().c_str(),
+                        node_listeners.first->toString().c_str());
+                Blob ntoken = makeToken(node_listeners.first->getAddr(), false);
+                network_engine.tellListenerExpired(node_listeners.first, l.first, id, ntoken, ids, l.second.version);
+            }
+        }
+    }
+    for (const auto& local_listeners : st.local_listeners) {
+        local_listeners.second.get_cb(values, true);
+    }
+}
+
 void
 Dht::expireStore()
 {
@@ -1399,23 +1448,23 @@ Dht::expireStore()
            break;
        }
        auto largest = store_quota.begin();
-        for (auto it = ++largest; it != store_quota.end(); ++it) {
+        for (auto it = std::next(largest); it != store_quota.end(); ++it) {
            if (it->second.size() > largest->second.size())
                largest = it;
        }
-        if (logger_)
-            logger_->w("No space left: discarding value of largest consumer %s", largest->first.toString().c_str());
-        while (true) {
-            auto exp_value = largest->second.getOldest();
-            auto storage = store.find(exp_value.first);
-            if (storage != store.end()) {
-                auto ret = storage->second.remove(exp_value.first, exp_value.second);
-                total_store_size += ret.size_diff;
-                total_values += ret.values_diff;
-                if (logger_)
-                    logger_->w("Discarded %ld bytes, still %ld used", largest->first.toString().c_str(), total_store_size);
-                if (ret.values_diff)
-                    break;
+        if (largest != store_quota.end()) {
+            while (true) {
+                auto exp_value = largest->second.getOldest();
+                auto storage = store.find(exp_value.first);
+                if (storage != store.end()) {
+                    if (logger_)
+                        logger_->w("Storage quota full: discarding value from %s at %s %016" PRIx64, largest->first.toString().c_str(), exp_value.first.to_c_str(), exp_value.second);
+
+                    if (auto value = storage->second.remove(exp_value.first, exp_value.second)) {
+                        storageRemoved(storage->first, storage->second, {value}, value->size());
+                        break;
+                    }
+                }
            }
        }
    }
@@ -1434,11 +1483,10 @@ Dht::connectivityChanged(sa_family_t af)
 {
    const auto& now = scheduler.time();
    scheduler.edit(nextNodesConfirmation, now);
-    buckets(af).connectivityChanged(now);
+    auto& dht = this->dht(af);
+    dht.buckets.connectivityChanged(now);
+    dht.reported_addr.clear();
    network_engine.connectivityChanged(af);
-    reported_addr.erase(std::remove_if(reported_addr.begin(), reported_addr.end(), [&](const ReportedAddr& addr){
-        return addr.second.getFamily() == af;
-    }), reported_addr.end());
    startBootstrap(); // will only happen if disconnected
 }

@@ -1555,21 +1603,20 @@ Dht::dumpSearch(const Search& sr, std::ostream& out) const
    const auto& now = scheduler.time();
    const auto& listen_expire = getListenExpiration();
    using namespace std::chrono;
-    out << std::endl << "Search IPv" << (sr.af == AF_INET6 ? '6' : '4') << ' ' << sr.id << " gets: " << sr.callbacks.size();
-    out << ", last step: " << print_time_relative(now, sr.step_time);
-    if (sr.done)
-        out << " [done]";
-    if (sr.expired)
-        out << " [expired]";
-    bool synced = sr.isSynced(now);
-    out << (synced ? " [synced]" : " [not synced]");
-    if (synced && sr.isListening(now, listen_expire))
-        out << " [listening]";
-    out << std::endl;
+    fmt::print(out, "Search IPv{} {} gets: {} last step: {}{}{}{}{}\n",
+        (sr.af == AF_INET6 ? '6' : '4'),
+        sr.id,
+        sr.callbacks.size(),
+        print_time_relative(now, sr.step_time),
+        (sr.done ? " [done]"sv : ""sv),
+        (sr.expired ? " [expired]"sv : ""sv),
+        (sr.isSynced(now) ? " [synced]"sv : " [not synced]"sv),
+        (sr.isListening(now, listen_expire) ? " [listening]"sv : ""sv)
+    );

-    /*printing the queries*/
+    // printing the queries
    if (sr.callbacks.size() + sr.listeners.size() > 0)
-        out << "Queries:" << std::endl;
+        fmt::print(out, "Queries:\n");
    for (const auto& cb : sr.callbacks) {
        out << *cb.second.query << std::endl;
    }
@@ -1582,62 +1629,46 @@ Dht::dumpSearch(const Search& sr, std::ostream& out) const
        out << "Announcement: " << *a.value << (announced ? " [announced]" : "") << std::endl;
    }

-    out << " Common bits    InfoHash                       Conn. Get   Ops  IP" << std::endl;
+    fmt::print(out, " Common bits    InfoHash                       Conn. Get   Ops  IP\n");
    auto last_get = sr.getLastGetTime();
    for (const auto& np : sr.nodes) {
        auto& n = *np;
-        out << std::setfill (' ') << std::setw(3) << InfoHash::commonBits(sr.id, n.node->id) << ' ' << n.node->id;
-        out << ' ' << (findNode(n.node->id, sr.af) ? '*' : ' ');
-        out << " [";
-        if (auto pendingCount = n.node->getPendingMessageCount())
-            out << pendingCount;
-        else
-            out << ' ';
-        out << (n.node->isExpired() ? 'x' : ' ') << "]";
-
-        // Get status
-        {
-            char g_i = n.pending(n.getStatus) ? (n.candidate ? 'c' : 'f') : ' ';
-            char s_i = n.isSynced(now) ? (n.last_get_reply > last_get ? 'u' : 's') : '-';
-            out << " [" << s_i << g_i << "] ";
-        }
-
-        // Listen status
-        if (not sr.listeners.empty()) {
-            if (n.listenStatus.empty())
-                out << "    ";
-            else
-                out << "["
-                    << (n.isListening(now,listen_expire) ? 'l' : (n.pending(n.listenStatus) ? 'f' : ' ')) << "] ";
-        }
-
-        // Announce status
+        auto listen = (not sr.listeners.empty() ? (n.listenStatus.empty() ? "    " : fmt::format("[{}] ", (n.isListening(now,listen_expire) ? 'l' : (n.pending(n.listenStatus) ? 'f' : ' ')))) : "");
+        std::string announce;
        if (not sr.announce.empty()) {
            if (n.acked.empty()) {
-                out << "   ";
-                for (size_t a=0; a < sr.announce.size(); a++)
-                    out << ' ';
+                announce = std::string(sr.announce.size() + 3, ' ');
            } else {
-                out << "[";
+                announce = "[";
                for (const auto& a : sr.announce) {
                    auto ack = n.acked.find(a.value->id);
                    if (ack == n.acked.end() or not ack->second.req) {
-                        out << ' ';
+                        announce += ' ';
                    } else {
-                        out << ack->second.req->getStateChar();
+                        announce += ack->second.req->getStateChar();
                    }
                }
-                out << "] ";
+                announce += "] ";
            }
        }
-        out << n.node->getAddrStr() << std::endl;
+
+        fmt::print(out, "{:3} {} {} [{}{}] {}{}{}\n",
+            InfoHash::commonBits(sr.id, n.node->id),
+            n.node->id,
+            (findNode(n.node->id, sr.af) ? '*' : ' '),
+            (n.pending(n.getStatus) ? (n.candidate ? 'c' : 'f') : ' '),
+            (n.isSynced(now) ? (n.last_get_reply > last_get ? 'u' : 's') : '-'),
+            listen,
+            announce,
+            n.node->getAddrStr()
+        );
    }
 }

 void
 Dht::dumpTables() const
 {
-    std::stringstream out;
+    std::ostringstream out;
    out << "My id " << myid << std::endl;

    out << "Buckets IPv4 :" << std::endl;
@@ -1664,7 +1695,7 @@ Dht::dumpTables() const
 std::string
 Dht::getStorageLog() const
 {
-    std::stringstream out;
+    std::ostringstream out;
    for (const auto& s : store)
        out << printStorageLog(s);
    out << std::endl << std::endl;
@@ -1689,7 +1720,7 @@ Dht::getStorageLog(const InfoHash& h) const
 {
    auto s = store.find(h);
    if (s == store.end()) {
-        std::stringstream out;
+        std::ostringstream out;
        out << "Storage " << h << " empty" << std::endl;
        return out.str();
    }
@@ -1699,7 +1730,7 @@ Dht::getStorageLog(const InfoHash& h) const
 std::string
 Dht::printStorageLog(const decltype(store)::value_type& s) const
 {
-    std::stringstream out;
+    std::ostringstream out;
    using namespace std::chrono;
    const auto& st = s.second;
    out << "Storage " << s.first << " "
@@ -1718,7 +1749,7 @@ Dht::printStorageLog(const decltype(store)::value_type& s) const
 std::string
 Dht::getRoutingTablesLog(sa_family_t af) const
 {
-    std::stringstream out;
+    std::ostringstream out;
    for (const auto& b : buckets(af))
        dumpBucket(b, out);
    return out.str();
@@ -1727,7 +1758,7 @@ Dht::getRoutingTablesLog(sa_family_t af) const
 std::string
 Dht::getSearchesLog(sa_family_t af) const
 {
-    std::stringstream out;
+    std::ostringstream out;
    auto num_searches = dht4.searches.size() + dht6.searches.size();
    if (num_searches > 8) {
        if (not af or af == AF_INET)
@@ -1752,7 +1783,7 @@ Dht::getSearchesLog(sa_family_t af) const
 std::string
 Dht::getSearchLog(const InfoHash& id, sa_family_t af) const
 {
-    std::stringstream out;
+    std::ostringstream out;
    if (af == AF_UNSPEC) {
        out << getSearchLog(id, AF_INET) << getSearchLog(id, AF_INET6);
    } else {
@@ -1784,12 +1815,14 @@ fromDhtConfig(const Config& config)
    return netConf;
 }

-Dht::Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, const Sp<Logger>& l)
+Dht::Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, const Sp<Logger>& l, std::unique_ptr<std::mt19937_64>&& rda)
    : DhtInterface(l),
+    rd(rda ? std::move(*rda) : crypto::getSeededRandomEngine<std::mt19937_64>()),
    myid(config.node_id ? config.node_id : InfoHash::getRandom(rd)),
    store(),
    store_quota(),
-    max_store_keys(config.max_store_size ? (int)config.max_store_size : MAX_HASHES),
+    max_store_keys(config.max_store_keys ? (int)config.max_store_keys : MAX_HASHES),
+    max_store_size(config.max_store_size ? (int)config.max_store_size : DEFAULT_STORAGE_LIMIT),
    max_searches(config.max_searches ? (int)config.max_searches : MAX_SEARCHES),
    network_engine(myid, fromDhtConfig(config), std::move(sock), logger_, rd, scheduler,
            std::bind(&Dht::onError, this, _1, _2),
@@ -1834,7 +1867,7 @@ Dht::Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, cons
    expire();

    if (logger_)
-        logger_->d("DHT node initialised with ID %s", myid.toString().c_str());
+        logger_->debug("DHT node initialised with ID {:s}", myid);
 }

 bool
@@ -2226,7 +2259,7 @@ Dht::pingNode(SockAddr sa, DoneCallbackSimple&& cb)
 {
    scheduler.syncTime();
    if (logger_)
-        logger_->d("Sending ping to %s", sa.toString().c_str());
+        logger_->debug("Sending ping to {}", sa);
    auto& count = dht(sa.getFamily()).pending_pings;
    count++;
    network_engine.sendPing(std::move(sa), [&count,cb](const net::Request&, net::RequestAnswer&&) {
@@ -2558,7 +2591,7 @@ Dht::storageRefresh(const InfoHash& id, Value::Id vid)
            }
        }

-        auto expiration = s->second.refresh(now, vid, types);
+        auto expiration = s->second.refresh(id, now, vid, types);
        if (expiration.first) {
            scheduler.cancel(expiration.first->expiration_job);
            if (expiration.second != time_point::max()) {
@@ -2632,7 +2665,7 @@ Dht::loadState(const std::string& path)
            std::vector<Sp<Node>> tmpNodes;
            tmpNodes.reserve(state.nodes.size());
            for (const auto& node : state.nodes)
-                tmpNodes.emplace_back(network_engine.insertNode(node.id, SockAddr(node.ss, node.sslen)));
+                tmpNodes.emplace_back(network_engine.insertNode(node.id, node.addr));
            importValues(state.values);
        }
    } catch (const std::exception& e) {
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *          Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *          Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
@@ -23,7 +23,7 @@
 #include "op_cache.h"
 #include "utils.h"

-#include <http_parser.h>
+#include <llhttp.h>
 #include <deque>

 namespace dht {
@@ -97,7 +97,7 @@ std::string
 getRandomSessionId(size_t length = 8) {
    static constexpr const char chars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!#$%&()*+,./:;<=>?@[]^_`{|}~";
    std::string str(length, 0);
-    crypto::random_device rdev;
+    std::random_device rdev;
    std::uniform_int_distribution<> dist(0, (sizeof(chars)/sizeof(char)) - 2);
    std::generate_n( str.begin(), length, [&]{ return chars[dist(rdev)]; } );
    return str;
@@ -116,6 +116,9 @@ DhtProxyClient::DhtProxyClient(
    , loopSignal_(signal)
    , jsonReader_(Json::CharReaderBuilder{}.newCharReader())
 {
+    localAddrv4_.setFamily(AF_INET);
+    localAddrv6_.setFamily(AF_INET6);
+
    jsonBuilder_["commentStyle"] = "None";
    jsonBuilder_["indentation"] = "";
    if (logger_) {
@@ -187,7 +190,12 @@ void
 DhtProxyClient::stop()
 {
    if (not isDestroying_.exchange(true)) {
-        resolver_.reset();
+        std::shared_ptr<http::Resolver> resolver;
+        {
+            std::lock_guard<std::mutex> l(resolverLock_);
+            resolver = std::move(resolver_);
+        }
+        resolver->cancel();
        cancelAllListeners();
        if (infoState_)
            infoState_->cancel = true;
@@ -311,26 +319,30 @@ DhtProxyClient::get(const InfoHash& key, GetCallback cb, DoneCallback donecb, Va
        return;
    }
    try {
-        auto request = buildRequest("/" + key.toString());
+        auto request = buildRequest("/key/" + key.toString());
        auto reqid = request->id();
        //request->set_connection_type(restinio::http_connection_header_t::keep_alive);
        request->set_method(restinio::http_method_get());
        setHeaderFields(*request);

        auto opstate = std::make_shared<OperationState>();
-        Value::Filter filter = w.empty() ? f : f.chain(w.getFilter());

-        auto rxBuf = std::make_shared<LineSplit>();
-        request->add_on_body_callback([this, key, opstate, filter, rxBuf, cb](const char* at, size_t length){
+        request->add_on_body_callback([
+            this,
+            key,
+            opstate,
+            filter = Value::Filter::chain(std::move(f), w.getFilter()),
+            rxBuf = std::make_shared<LineSplit>(),
+            cb
+        ](const char* at, size_t length){
            try {
-                auto& b = *rxBuf;
-                b.append(at, length);
+                rxBuf->append(at, length);
                // one value per body line
                std::vector<Sp<Value>> values;
-                while (b.getLine('\n') and !opstate->stop) {
+                while (rxBuf->getLine('\n') and !opstate->stop) {
                    std::string err;
                    Json::Value json;
-                    const auto& line = b.line();
+                    const auto& line = rxBuf->line();
                    if (!jsonReader_->parse(line.data(), line.data() + line.size(), &json, &err)){
                        opstate->ok.store(false);
                        return;
@@ -460,7 +472,9 @@ DhtProxyClient::handleRefreshPut(const asio::error_code &ec, InfoHash key, Value
 std::shared_ptr<http::Request>
 DhtProxyClient::buildRequest(const std::string& target)
 {
+    std::unique_lock<std::mutex> l(resolverLock_);
    auto resolver = resolver_;
+    l.unlock();
    if (not resolver)
        resolver = std::make_shared<http::Resolver>(httpContext_, proxyUrl_, logger_);
    auto request = target.empty()
@@ -478,10 +492,10 @@ void
 DhtProxyClient::doPut(const InfoHash& key, Sp<Value> val, DoneCallbackSimple cb, time_point /*created*/, bool permanent)
 {
    if (logger_)
-        logger_->d("[proxy:client] [put] [search %s] executing for %s", key.to_c_str(), val->toString().c_str());
+        logger_->debug("[proxy:client] [put] [search {}] executing for {}", key, val->toString());

    try {
-        auto request = buildRequest("/" + key.toString());
+        auto request = buildRequest("/key/" + key.toString());
        auto reqid = request->id();
        request->set_method(restinio::http_method_post());
        setHeaderFields(*request);
@@ -526,12 +540,12 @@ DhtProxyClient::doPut(const InfoHash& key, Sp<Value> val, DoneCallbackSimple cb,
                        }
                    } else {
                        if (logger_)
-                            logger_->e("[proxy:client] [status] failed to parse value from  server", response.status_code);
+                            logger_->error("[proxy:client] [put] failed to parse value from server: {}", err);
                    }
                }
            } else {
                if (logger_)
-                    logger_->e("[proxy:client] [status] failed with code=%i", response.status_code);
+                    logger_->error("[proxy:client] [put] failed with code={:d}", response.status_code);
                if (not response.aborted and response.status_code == 0)
                    opFailed();
            }
@@ -550,7 +564,8 @@ DhtProxyClient::doPut(const InfoHash& key, Sp<Value> val, DoneCallbackSimple cb,
    }
    catch (const std::exception &e){
        if (logger_)
-            logger_->e("[proxy:client] [put %s] error: %s", key.to_c_str(), e.what());
+            logger_->error("[proxy:client] [put {}] error: {}", key, e.what());
+        opFailed();
    }
 }

@@ -626,6 +641,7 @@ DhtProxyClient::getProxyInfos()
    auto resolver = std::make_shared<http::Resolver>(httpContext_, proxyUrl_, logger_);
    queryProxyInfo(infoState, resolver, AF_INET);
    queryProxyInfo(infoState, resolver, AF_INET6);
+    std::lock_guard<std::mutex> l(resolverLock_);
    resolver_ = resolver;
 }

@@ -657,6 +673,12 @@ DhtProxyClient::queryProxyInfo(const Sp<InfoState>& infoState, const Sp<http::Re
                if (!jsonReader_->parse(response.body.data(), response.body.data() + response.body.size(), &proxyInfos, &err)){
                    onProxyInfos(Json::Value{}, family);
                } else if (not infoState->cancel) {
+                    if (auto req = response.request.lock()) {
+                        if (auto conn = req->get_connection()) {
+                            const auto& localAddr = conn->local_address();
+                            proxyInfos["local_ip"] = localAddr.to_string();
+                        }
+                    }
                    onProxyInfos(proxyInfos, family);
                }
            }
@@ -688,31 +710,57 @@ DhtProxyClient::onProxyInfos(const Json::Value& proxyInfos, const sa_family_t fa
    std::unique_lock<std::mutex> l(lockCurrentProxyInfos_);
    auto oldStatus = std::max(statusIpv4_, statusIpv6_);
    auto& status = family == AF_INET ? statusIpv4_ : statusIpv6_;
+    auto ipChanged = false;
+    auto& pubAddress = family == AF_INET? publicAddressV4_ : publicAddressV6_;
+    auto& localAddress = family == AF_INET? localAddrv4_ : localAddrv6_;
    if (not proxyInfos.isMember("node_id")) {
        if (logger_)
            logger_->e("[proxy:client] [info] request failed for %s", family == AF_INET ? "ipv4" : "ipv6");
        status = NodeStatus::Disconnected;
+        if (pubAddress) {
+            pubAddress = {};
+            ipChanged = true;
+        }
    } else {
        if (logger_)
-            logger_->d("[proxy:client] [info] got proxy reply for %s",
+            logger_->debug("[proxy:client] [info] got proxy reply for {}",
                       family == AF_INET ? "ipv4" : "ipv6");
        try {
            myid = InfoHash(proxyInfos["node_id"].asString());
            stats4_ = NodeStats(proxyInfos["ipv4"]);
            stats6_ = NodeStats(proxyInfos["ipv6"]);
-            if (stats4_.good_nodes + stats6_.good_nodes)
+            auto publicIp = parsePublicAddress(proxyInfos["public_ip"]);
+            ipChanged = pubAddress && pubAddress.toString() != publicIp.toString();
+            bool pub = ipChanged || !pubAddress;
+            pubAddress = publicIp;
+
+            if (proxyInfos.isMember("local_ip")) {
+                std::string localIp = proxyInfos["local_ip"].asString();
+                if (localAddress.toString() != localIp) {
+                    localAddress.setAddress(localIp.c_str());
+                    ipChanged = (bool)localAddress;
+                }
+            }
+
+            if (pub && publicAddressChangedCb_) {
+                std::vector<SockAddr> addresses;
+                if (publicAddressV4_)
+                    addresses.emplace_back(publicAddressV4_);
+                if (publicAddressV6_)
+                    addresses.emplace_back(publicAddressV6_);
+                std::lock_guard<std::mutex> lock(lockCallbacks_);
+                callbacks_.emplace_back([cb=publicAddressChangedCb_, addresses = std::move(addresses)](){
+                    cb(std::move(addresses));
+                });
+            }
+
+            if (!ipChanged && stats4_.good_nodes + stats6_.good_nodes)
                status = NodeStatus::Connected;
-            else if (stats4_.dubious_nodes + stats6_.dubious_nodes)
+            else if (!ipChanged && stats4_.dubious_nodes + stats6_.dubious_nodes)
                status = NodeStatus::Connecting;
            else
                status = NodeStatus::Disconnected;

-            auto publicIp = parsePublicAddress(proxyInfos["public_ip"]);
-            auto publicFamily = publicIp.getFamily();
-            if (publicFamily == AF_INET)
-                publicAddressV4_ = publicIp;
-            else if (publicFamily == AF_INET6)
-                publicAddressV6_ = publicIp;
        } catch (const std::exception& e) {
            if (logger_)
                logger_->e("[proxy:client] [info] error processing: %s", e.what());
@@ -738,7 +786,10 @@ DhtProxyClient::onProxyInfos(const Json::Value& proxyInfos, const sa_family_t fa
        nextProxyConfirmationTimer_->async_wait(std::bind(&DhtProxyClient::handleProxyConfirm, this, std::placeholders::_1));
    }
    else if (newStatus == NodeStatus::Disconnected) {
-        nextProxyConfirmationTimer_->expires_at(std::chrono::steady_clock::now() + std::chrono::minutes(1));
+        auto next = std::chrono::steady_clock::now();
+        if (!ipChanged)
+            next += std::chrono::minutes(1);
+        nextProxyConfirmationTimer_->expires_at(next);
        nextProxyConfirmationTimer_->async_wait(std::bind(&DhtProxyClient::handleProxyConfirm, this, std::placeholders::_1));
    }
    l.unlock();
@@ -776,7 +827,7 @@ DhtProxyClient::listen(const InfoHash& key, ValueCallback cb, Value::Filter filt
    std::lock_guard<std::mutex> lock(searchLock_);
    auto& search = searches_[key];
    auto query = std::make_shared<Query>(Select{}, std::move(where));
-    return search.ops.listen(cb, query, filter, [this, key](Sp<Query>, ValueCallback cb, SyncCallback) -> size_t {
+    return search.ops.listen(cb, query, std::move(filter), [this, key](Sp<Query>, ValueCallback cb, SyncCallback) -> size_t {
        // Find search
        auto search = searches_.find(key);
        if (search == searches_.end()) {
@@ -838,7 +889,7 @@ DhtProxyClient::listen(const InfoHash& key, ValueCallback cb, Value::Filter filt
        else {
            method = ListenMethod::SUBSCRIBE;
            header.method(restinio::http_method_subscribe());
-            header.request_target("/" + key.toString());
+            header.request_target("/key/" + key.toString());
        }
        sendListen(header, l->second.cb, opstate, l->second, method);
        return token;
@@ -924,7 +975,7 @@ DhtProxyClient::handleExpireListener(const asio::error_code &ec, const InfoHash&

        if (not deviceKey_.empty()) {
            // UNSUBSCRIBE
-            auto request = buildRequest("/" + key.toString());
+            auto request = buildRequest("/key/" + key.toString());
            auto reqid = request->id();
            try {
                request->set_method(restinio::http_method_unsubscribe());
@@ -959,7 +1010,10 @@ DhtProxyClient::handleExpireListener(const asio::error_code &ec, const InfoHash&
            }
        } else {
            // stop the request
-            listener.request.reset();
+            if (listener.request) {
+                listener.request->cancel();
+                listener.request.reset();
+            }
        }
        search->second.listeners.erase(it);
        if (logger_)
@@ -1054,6 +1108,12 @@ DhtProxyClient::sendListen(const restinio::http_request_header_t& header,
            std::lock_guard<std::mutex> l(requestLock_);
            requests_[reqid] = request;
        }
+        request->add_on_status_callback([request, seconds = this->listenKeepIdle()] (unsigned status_code) {
+            if(status_code == 200) {
+                // increase TCP_KEEPIDLE to save power
+                request->get_connection()->set_keepalive(seconds);
+            }
+        });
        request->send();
    }
    catch (const std::exception &e){
@@ -1105,7 +1165,7 @@ DhtProxyClient::restartListeners(const asio::error_code &ec)

    std::lock_guard<std::mutex> lock(searchLock_);
    for (auto& search : searches_) {
-        auto key = search.first;
+        const auto& key = search.first;
        for (auto& put : search.second.puts) {
            doPut(key, put.second.value, [ok = put.second.ok](bool result){
                *ok = result;
@@ -1117,6 +1177,10 @@ DhtProxyClient::restartListeners(const asio::error_code &ec)
            put.second.refreshPutTimer->async_wait(std::bind(&DhtProxyClient::handleRefreshPut, this,
                                                   std::placeholders::_1, key, put.first));
        }
+        // Restart failed pending puts
+        for (auto& pput : search.second.pendingPuts) {
+            doPut(key, pput, {}, time_point::max(), true);
+        }
    }
    if (not deviceKey_.empty()) {
        if (logger_)
@@ -1157,7 +1221,7 @@ DhtProxyClient::restartListeners(const asio::error_code &ec)
 }

 void
-DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string>& notification)
+DhtProxyClient::pushNotificationReceived([[maybe_unused]] const std::map<std::string, std::string>& notification)
 {
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
    {
@@ -1256,13 +1320,11 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
    }
    if (launchLoop)
        loopSignal_();
-#else
-    (void) notification;
 #endif
 }

 void
-DhtProxyClient::resubscribe(const InfoHash& key, const size_t token, Listener& listener)
+DhtProxyClient::resubscribe([[maybe_unused]] const InfoHash& key, [[maybe_unused]] const size_t token, [[maybe_unused]] Listener& listener)
 {
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
    if (deviceKey_.empty())
@@ -1286,9 +1348,6 @@ DhtProxyClient::resubscribe(const InfoHash& key, const size_t token, Listener& l
                                                std::placeholders::_1, key, token, opstate));
    auto vcb = listener.cb;
    sendListen(header, vcb, opstate, listener, ListenMethod::RESUBSCRIBE);
-#else
-    (void) key;
-    (void) listener;
 #endif
 }

@@ -1299,12 +1358,8 @@ DhtProxyClient::getPushRequest(Json::Value& body) const
    body["key"] = deviceKey_;
    body["client_id"] = pushClientId_;
    body["session_id"] = pushSessionId_;
-#ifdef __ANDROID__
-    body["platform"] = "android";
-#endif
-#ifdef __APPLE__
-    body["platform"] = "apple";
-#endif
+    body["topic"] = notificationTopic_;
+    body["platform"] = platform_;
 }

 std::string
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
 *          Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *          Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
@@ -58,6 +58,19 @@ constexpr const std::chrono::minutes PRINT_STATS_PERIOD {2};
 using ResponseByParts = restinio::chunked_output_t;
 using ResponseByPartsBuilder = restinio::response_builder_t<ResponseByParts>;

+namespace http {
+/**
+ * Session value associated with a connection_id_t key.
+ */
+struct ListenerSession
+{
+    ListenerSession() = default;
+    dht::InfoHash hash;
+    std::future<size_t> token;
+    std::shared_ptr<restinio::response_builder_t<restinio::chunked_output_t>> response;
+};
+}
+
 class opendht_logger_t
 {
 public:
@@ -116,7 +129,7 @@ private:
 void
 DhtProxyServer::ConnectionListener::state_changed(const restinio::connection_state::notice_t& notice) noexcept
 {
-    if (restinio::holds_alternative<restinio::connection_state::closed_t>(notice.cause())) {
+    if (std::holds_alternative<restinio::connection_state::closed_t>(notice.cause())) {
        onClosed_(notice.connection_id());
    }
 }
@@ -173,6 +186,9 @@ DhtProxyServer::PermanentPut::msgpack_unpack(const msgpack::object& o)
    if (auto val = findMapValue(o, "value"sv)) {
        value = std::make_shared<dht::Value>(*val);
    }
+    if (auto top = findMapValue(o, "top"sv)) {
+        topic = top->as<std::string>();
+    }
 }

 #ifdef OPENDHT_PUSH_NOTIFICATIONS
@@ -194,6 +210,9 @@ DhtProxyServer::Listener::msgpack_unpack(const msgpack::object& o)
    if (auto t = findMapValue(o, "t"sv)) {
        type = t->as<PushType>();
    }
+    if (auto top = findMapValue(o, "top"sv)) {
+        topic = top->as<std::string>();
+    }
 }
 #endif

@@ -205,7 +224,8 @@ DhtProxyServer::DhtProxyServer(const std::shared_ptr<DhtRunner>& dht,
        dht_(dht), persistPath_(config.persistStatePath), logger_(logger),
        printStatsTimer_(std::make_unique<asio::steady_timer>(*ioContext_, 3s)),
        connListener_(std::make_shared<ConnectionListener>(std::bind(&DhtProxyServer::onConnectionClosed, this, std::placeholders::_1))),
-        pushServer_(config.pushServer)
+        pushServer_(config.pushServer),
+        bundleId_(config.bundleId)
 {
    if (not dht_)
        throw std::invalid_argument("A DHT instance must be provided");
@@ -264,6 +284,8 @@ DhtProxyServer::DhtProxyServer(const std::shared_ptr<DhtRunner>& dht,
        // build http server
        auto settings = restinio::run_on_this_thread_settings_t<RestRouterTraitsTls>();
        addServerSettings(settings);
+        if (not config.address.empty())
+            settings.address(config.address);
        settings.port(config.port);
        settings.tls_context(std::move(tls_context));
        httpsServer_ = std::make_unique<restinio::http_server_t<RestRouterTraitsTls>>(
@@ -281,6 +303,8 @@ DhtProxyServer::DhtProxyServer(const std::shared_ptr<DhtRunner>& dht,
    else {
        auto settings = restinio::run_on_this_thread_settings_t<RestRouterTraits>();
        addServerSettings(settings);
+        if (not config.address.empty())
+            settings.address(config.address);
        settings.port(config.port);
        httpServer_ = std::make_unique<restinio::http_server_t<RestRouterTraits>>(
            ioContext_,
@@ -372,7 +396,7 @@ DhtProxyServer::loadState(Is& is, size_t size) {
                            pput.second.expireNotifyTimer = std::make_unique<asio::steady_timer>(io_context(), pput.second.expiration - proxy::OP_MARGIN);
                            pput.second.expireNotifyTimer->async_wait(std::bind(
                                &DhtProxyServer::handleNotifyPushListenExpire, this,
-                                std::placeholders::_1, pput.second.pushToken, std::move(jsonProvider), pput.second.type));
+                                std::placeholders::_1, pput.second.pushToken, std::move(jsonProvider), pput.second.type, pput.second.topic));
                        }
 #endif
                        dht_->put(put.first, pput.second.value, DoneCallbackSimple{}, time_point::max(), true);
@@ -391,31 +415,12 @@ DhtProxyServer::loadState(Is& is, size_t size) {
                for (auto& pushListener : pushListeners_) {
                    for (auto& listeners : pushListener.second.listeners) {
                        for (auto& listener : listeners.second) {
+                            // start listening
                            listener.internalToken = dht_->listen(listeners.first,
-                                [this, infoHash=listeners.first, pushToken=pushListener.first, type=listener.type, clientId=listener.clientId, sessionCtx = listener.sessionCtx]
-                                (const std::vector<std::shared_ptr<Value>>& values, bool expired) {
-                                    // Build message content
-                                    Json::Value json;
-                                    json["key"] = infoHash.toString();
-                                    json["to"] = clientId;
-                                    json["t"] = Json::Value::Int64(std::chrono::duration_cast<std::chrono::milliseconds>(system_clock::now().time_since_epoch()).count());
-                                    {
-                                        std::lock_guard<std::mutex> l(sessionCtx->lock);
-                                        json["s"] = sessionCtx->sessionId;
-                                    }
-                                    if (expired and values.size() < 2){
-                                        std::stringstream ss;
-                                        for(size_t i = 0; i < values.size(); ++i){
-                                            if(i != 0) ss << ",";
-                                            ss << values[i]->id;
-                                        }
-                                        json["exp"] = ss.str();
-                                    }
-                                    auto maxPrio = 1000u;
-                                    for (const auto& v : values)
-                                        maxPrio = std::min(maxPrio, v->priority);
-                                    sendPushNotification(pushToken, std::move(json), type, !expired and maxPrio == 0);
-                                    return true;
+                                [this, infoHash=listeners.first, pushToken=pushListener.first, type=listener.type,
+                                 clientId=listener.clientId, sessionCtx = listener.sessionCtx, topic=listener.topic]
+                                (const std::vector<Sp<Value>>& values, bool expired) {
+                                    return this->handlePushListen(infoHash, pushToken, type, clientId, sessionCtx, topic, values, expired);
                                }
                            );
                            // expire notify
@@ -429,7 +434,7 @@ DhtProxyServer::loadState(Is& is, size_t size) {
                                return json;
                            };
                            listener.expireNotifyTimer->async_wait(std::bind(&DhtProxyServer::handleNotifyPushListenExpire, this,
-                                                                std::placeholders::_1, pushListener.first, std::move(jsonProvider), listener.type));
+                                                                std::placeholders::_1, pushListener.first, std::move(jsonProvider), listener.type, listener.topic));
                            // cancel push listen
                            listener.expireTimer = std::make_unique<asio::steady_timer>(io_context(), listener.expiration);
                            listener.expireTimer->async_wait(std::bind(&DhtProxyServer::handleCancelPushListen, this,
@@ -620,6 +625,8 @@ DhtProxyServer::createRestRouter()
    // key.listen
    router->http_get("/key/:hash/listen", std::bind(&DhtProxyServer::listen, this, _1, _2));
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
+    // node.pingPush
+    router->http_post("/node/pingPush", std::bind(&DhtProxyServer::pingPush, this, _1, _2));
    // key.subscribe
    router->add_handler(restinio::http_method_subscribe(),
                        "/key/:hash", std::bind(&DhtProxyServer::subscribe, this, _1, _2));
@@ -691,7 +698,7 @@ DhtProxyServer::get(restinio::request_handle_t request,
            initHttpResponse(request->create_response<ResponseByParts>()));
        response->flush();
        dht_->get(infoHash, [this, response](const std::vector<Sp<Value>>& values) {
-            std::stringstream output;
+            std::ostringstream output;
            for (const auto& value : values) {
                output << Json::writeString(jsonBuilder_, value->toJson()) << "\n";
            }
@@ -745,6 +752,59 @@ DhtProxyServer::listen(restinio::request_handle_t request,

 #ifdef OPENDHT_PUSH_NOTIFICATIONS

+PushType
+DhtProxyServer::getTypeFromString(const std::string& type) {
+    if (type == "android")
+        return PushType::Android;
+    else if (type == "ios")
+        return PushType::iOS;
+    else if (type == "unifiedpush")
+        return PushType::UnifiedPush;
+    return PushType::None;
+}
+
+std::string
+DhtProxyServer::getDefaultTopic(PushType) {
+    return bundleId_;
+}
+
+RequestStatus
+DhtProxyServer::pingPush(restinio::request_handle_t request,
+                         restinio::router::route_params_t /*params*/)
+{
+    requestNum_++;
+    try {
+        std::string err;
+        Json::Value r;
+        auto* char_data = reinterpret_cast<const char*>(request->body().data());
+        auto reader = std::unique_ptr<Json::CharReader>(jsonReaderBuilder_.newCharReader());
+        if (!reader->parse(char_data, char_data + request->body().size(), &r, &err)){
+            auto response = initHttpResponse(request->create_response(restinio::status_bad_request()));
+            response.set_body(RESP_MSG_JSON_INCORRECT);
+            return response.done();
+        }
+        const Json::Value& root(r); // parse using const Json so [] never creates element
+        auto pushToken = root["key"].asString();
+        if (pushToken.empty()){
+            auto response = initHttpResponse(request->create_response(restinio::status_bad_request()));
+            response.set_body(RESP_MSG_NO_TOKEN);
+            return response.done();
+        }
+        auto type = getTypeFromString(root["platform"].asString());
+        auto topic = root["topic"].asString();
+        if (topic.empty()) {
+            topic = getDefaultTopic(type);
+        }
+        Json::Value json;
+        json["to"] = root["client_id"];
+        json["pong"] = true;
+        sendPushNotification(pushToken, std::move(json), type, true, topic);
+    } catch (...) {
+        return serverError(*request);
+    }
+    return restinio::request_handling_status_t::accepted;
+}
+
 RequestStatus
 DhtProxyServer::subscribe(restinio::request_handle_t request,
                          restinio::router::route_params_t params)
@@ -771,7 +831,11 @@ DhtProxyServer::subscribe(restinio::request_handle_t request,
            response.set_body(RESP_MSG_NO_TOKEN);
            return response.done();
        }
-        auto type = root["platform"].asString() == "android" ? PushType::Android : PushType::iOS;
+        auto type = getTypeFromString(root["platform"].asString());
+        auto topic = root["topic"].asString();
+        if (topic.empty()) {
+            topic = getDefaultTopic(type);
+        }
        auto clientId = root["client_id"].asString();
        auto sessionId = root["session_id"].asString();

@@ -802,6 +866,7 @@ DhtProxyServer::subscribe(restinio::request_handle_t request,
        auto timeout = std::chrono::steady_clock::now() + proxy::OP_TIMEOUT;
        listener.expiration = timeout;
        listener.type = type;
+        listener.topic = topic;
        if (listener.expireNotifyTimer)
            listener.expireNotifyTimer->expires_at(timeout - proxy::OP_MARGIN);
        else
@@ -815,7 +880,7 @@ DhtProxyServer::subscribe(restinio::request_handle_t request,
            return json;
        };
        listener.expireNotifyTimer->async_wait(std::bind(&DhtProxyServer::handleNotifyPushListenExpire, this,
-                                               std::placeholders::_1, pushToken, std::move(jsonProvider), listener.type));
+                                               std::placeholders::_1, pushToken, std::move(jsonProvider), listener.type, listener.topic));
        if (!listener.expireTimer)
            listener.expireTimer = std::make_unique<asio::steady_timer>(io_context(), timeout);
        else
@@ -826,13 +891,13 @@ DhtProxyServer::subscribe(restinio::request_handle_t request,
        // Send response
        if (not newListener) {
            if (logger_)
-                logger_->d("[proxy:server] [subscribe] found [client %s]", listener.clientId.c_str());
+                logger_->d("[proxy:server] [subscribe %s] found [client %s]", infoHash.toString().c_str(), listener.clientId.c_str());
            // Send response header
            auto response = std::make_shared<ResponseByPartsBuilder>(initHttpResponse(request->create_response<ResponseByParts>()));
            response->flush();
            if (!root["refresh"].asBool()) {
                // No Refresh
-                dht_->get(infoHash, [this, response](const Sp<Value>& value){
+                dht_->get(infoHash, [this, response](const Sp<Value>& value) {
                    auto output = Json::writeString(jsonBuilder_, value->toJson()) + "\n";
                    response->append_chunk(output);
                    response->flush();
@@ -849,33 +914,15 @@ DhtProxyServer::subscribe(restinio::request_handle_t request,
        } else {
            // =========== No existing listener for an infoHash ============
            // Add listen on dht
+            if (logger_)
+                logger_->d("[proxy:server] [subscribe %s] new", infoHash.toString().c_str());
            listener.internalToken = dht_->listen(infoHash,
-                [this, infoHash, pushToken, type, clientId, sessionCtx = listener.sessionCtx]
-                (const std::vector<std::shared_ptr<Value>>& values, bool expired){
-                    // Build message content
-                    Json::Value json;
-                    json["key"] = infoHash.toString();
-                    json["to"] = clientId;
-                    json["t"] = Json::Value::Int64(std::chrono::duration_cast<std::chrono::milliseconds>(system_clock::now().time_since_epoch()).count());
-                    {
-                        std::lock_guard<std::mutex> l(sessionCtx->lock);
-                        json["s"] = sessionCtx->sessionId;
-                    }
-                    if (expired and values.size() < 2){
-                        std::stringstream ss;
-                        for(size_t i = 0; i < values.size(); ++i){
-                            if(i != 0) ss << ",";
-                            ss << values[i]->id;
-                        }
-                        json["exp"] = ss.str();
-                    }
-                    auto maxPrio = 1000u;
-                    for (const auto& v : values)
-                        maxPrio = std::min(maxPrio, v->priority);
-                    sendPushNotification(pushToken, std::move(json), type, !expired and maxPrio == 0);
-                    return true;
+                [this, infoHash, pushToken, type, clientId, sessionCtx = listener.sessionCtx, topic]
+                (const std::vector<Sp<Value>>& values, bool expired) {
+                    return this->handlePushListen(infoHash, pushToken, type, clientId, sessionCtx, topic, values, expired);
                }
            );
+            // Send response header
            auto response = initHttpResponse(request->create_response());
            response.set_body("{}\n");
            return response.done();
@@ -928,7 +975,7 @@ DhtProxyServer::unsubscribe(restinio::request_handle_t request,

 void
 DhtProxyServer::handleNotifyPushListenExpire(const asio::error_code &ec, const std::string pushToken,
-                                             std::function<Json::Value()> jsonProvider, PushType type)
+                                             std::function<Json::Value()> jsonProvider, PushType type, const std::string& topic)
 {
    if (ec == asio::error::operation_aborted)
        return;
@@ -937,8 +984,8 @@ DhtProxyServer::handleNotifyPushListenExpire(const asio::error_code &ec, const s
            logger_->e("[proxy:server] [subscribe] error sending put refresh: %s", ec.message().c_str());
    }
    if (logger_)
-        logger_->d("[proxy:server] [subscribe] sending put refresh to %s token", pushToken.c_str());
-    sendPushNotification(pushToken, jsonProvider(), type, false);
+        logger_->d("[proxy:server] [subscribe] sending refresh to %s token", pushToken.c_str());
+    sendPushNotification(pushToken, jsonProvider(), type, false, topic);
 }

 void
@@ -979,46 +1026,117 @@ DhtProxyServer::handleCancelPushListen(const asio::error_code &ec, const std::st
        pushListeners_.erase(pushListener);
 }

-void
-DhtProxyServer::sendPushNotification(const std::string& token, Json::Value&& json, PushType type, bool highPriority)
+bool
+DhtProxyServer::handlePushListen(const InfoHash& infoHash, const std::string& pushToken, PushType type, const std::string& clientId,
+                                 const std::shared_ptr<DhtProxyServer::PushSessionContext>& sessionCtx, const std::string& topic,
+                                 const std::vector<std::shared_ptr<Value>>& values, bool expired)
 {
-    if (pushServer_.empty())
+    Json::Value json;
+    json["key"] = infoHash.toString();
+    json["to"] = clientId;
+    using namespace std::chrono;
+    json["t"] = Json::Value::Int64(duration_cast<milliseconds>(system_clock::now().time_since_epoch()).count());
+
+    {
+        std::lock_guard<std::mutex> l(sessionCtx->lock);
+        json["s"] = sessionCtx->sessionId;
+    }
+
+    // Build a comma-separated list of ids from the values. This is intended to be used when
+    // streaming from the iOS notification extension in order to filter out unwanted values.
+    std::string ids;
+    for(const auto& value : values) {
+        if (!ids.empty()) ids += ",";
+        ids += std::to_string(value->id);
+    }
+    json["ids"] = ids;
+
+    // If message is expired copy the value ID to the `exp` field.
+    // This is presumably used by the Android notification system.
+    if (expired && values.size() < 2) {
+        json["exp"] = json["ids"];
+    }
+
+    auto minPriority = 1000u;
+    for (const auto& v : values)
+        minPriority = std::min(minPriority, v->priority);
+
+    if (logger_)
+        logger_->d("[proxy:server] [listen %s] [client %s] [session %s] [expired %i] [priority %i] [values %zu]",
+                   infoHash.toString().c_str(), clientId.c_str(), sessionCtx->sessionId.c_str(), expired, minPriority, values.size());
+
+    sendPushNotification(pushToken, std::move(json), type, !expired and minPriority == 0, topic);
+
+    return true;
+}
+
+void
+DhtProxyServer::sendPushNotification(const std::string& token, Json::Value&& json, PushType type, bool highPriority, const std::string& topic)
+{
+    if (pushServer_.empty() && type != PushType::UnifiedPush)
        return;

    unsigned reqid = 0;
    try {
-        auto request = std::make_shared<http::Request>(io_context(), pushHostPort_.first, pushHostPort_.second,
-                                                                    httpsServer_ ? true : false, logger_);
+        std::shared_ptr<http::Request> request;
+        http::Url tokenUrl(token);
+        if (type == PushType::UnifiedPush)
+            request = std::make_shared<http::Request>(io_context(), tokenUrl.protocol + "://" + tokenUrl.host + (tokenUrl.service.empty() ? "" : (":" + tokenUrl.service)), logger_);
+        else
+            request = std::make_shared<http::Request>(io_context(), pushHostPort_.first, pushHostPort_.second, pushHostPort_.first.find("https://") == 0, logger_);;
        reqid = request->id();
-        request->set_target("/api/push");
+        request->set_target(type == PushType::UnifiedPush ? (tokenUrl.target) : "/api/push");
        request->set_method(restinio::http_method_post());
-        request->set_header_field(restinio::http_field_t::host, pushServer_.c_str());
+        request->set_header_field(restinio::http_field_t::host, type == PushType::UnifiedPush ? tokenUrl.host.c_str() : pushServer_.c_str());
        request->set_header_field(restinio::http_field_t::user_agent, "RESTinio client");
        request->set_header_field(restinio::http_field_t::accept, "*/*");
        request->set_header_field(restinio::http_field_t::content_type, "application/json");

-        // NOTE: see https://github.com/appleboy/gorush
-        Json::Value notification(Json::objectValue);
-        Json::Value tokens(Json::arrayValue);
-        tokens[0] = token;
-        notification["tokens"] = std::move(tokens);
-        notification["platform"] = type == PushType::Android ? 2 : 1;
-        notification["data"] = std::move(json);
-        notification["priority"] = highPriority ? "high" : "normal";
-        if (type == PushType::Android)
-            notification["time_to_live"] = 3600 * 24; // 24 hours
-        else {
-            const auto expiration = std::chrono::system_clock::now() + std::chrono::hours(24);
-            uint32_t exp = std::chrono::duration_cast<std::chrono::seconds>(expiration.time_since_epoch()).count();
-            notification["expiration"] = exp;
+        if (type == PushType::UnifiedPush) {
+            Json::Value notification(Json::objectValue);
+            notification["message"] = Json::writeString(jsonBuilder_, std::move(json));
+            notification["topic"] = token;
+            notification["priority"] = highPriority ? 5 : 1;
+            request->set_body(Json::writeString(jsonBuilder_, std::move(json)));
+        } else {
+            // NOTE: see https://github.com/appleboy/gorush
+            auto isResubscribe = json.isMember("timeout");
+            Json::Value notification(Json::objectValue);
+            Json::Value tokens(Json::arrayValue);
+            tokens[0] = token;
+            notification["tokens"] = std::move(tokens);
+            notification["platform"] = type == PushType::Android ? 2 : 1;
+            notification["data"] = std::move(json);
+            notification["priority"] = highPriority ? "high" : "normal";
+            if (type == PushType::Android)
+                notification["time_to_live"] = 3600 * 24; // 24 hours
+            else {
+                const auto expiration = std::chrono::system_clock::now() + std::chrono::hours(24);
+                uint32_t exp = std::chrono::duration_cast<std::chrono::seconds>(expiration.time_since_epoch()).count();
+                notification["expiration"] = exp;
+                if (!topic.empty())
+                    notification["topic"] = topic;
+                if (highPriority || isResubscribe) {
+                    Json::Value alert(Json::objectValue);
+                    alert["title"]="hello";
+                    notification["push_type"] = "alert";
+                    notification["alert"] = alert;
+                    notification["mutable_content"] = true;
+                    notification["priority"] = "high";
+                } else {
+                    notification["push_type"] = "background";
+                    notification["content_available"] = true;
+                }
+            }
+
+            Json::Value notifications(Json::arrayValue);
+            notifications[0] = notification;
+
+            Json::Value content;
+            content["notifications"] = std::move(notifications);
+            request->set_body(Json::writeString(jsonBuilder_, content));
        }

-        Json::Value notifications(Json::arrayValue);
-        notifications[0] = notification;
-
-        Json::Value content;
-        content["notifications"] = std::move(notifications);
-        request->set_body(Json::writeString(jsonBuilder_, content));
        request->add_on_state_change_callback([this, reqid]
                                              (http::Request::State state, const http::Response& response){
            if (state == http::Request::State::DONE){
@@ -1036,7 +1154,7 @@ DhtProxyServer::sendPushNotification(const std::string& token, Json::Value&& jso
    }
    catch (const std::exception &e){
        if (logger_)
-            logger_->e("[proxy:server] [notification] error send push: %i", e.what());
+            logger_->e("[proxy:server] [notification] error send push: %s", e.what());
        if (reqid) {
            std::lock_guard<std::mutex> l(requestLock_);
            requests_.erase(reqid);
@@ -1104,13 +1222,14 @@ DhtProxyServer::put(restinio::request_handle_t request,
                logger_->d("[proxy:server] [put %s] %s %s", infoHash.toString().c_str(),
                          value->toString().c_str(), (permanent ? "permanent" : ""));
            if (permanent) {
-                std::string pushToken, clientId, sessionId, platform;
+                std::string pushToken, clientId, sessionId, platform, topic;
                auto& pVal = root["permanent"];
                if (pVal.isObject()){
                    pushToken = pVal["key"].asString();
                    clientId = pVal["client_id"].asString();
                    platform = pVal["platform"].asString();
                    sessionId = pVal["session_id"].asString();
+                    topic = pVal["topic"].asString();
                }
                std::lock_guard<std::mutex> lock(lockSearchPuts_);
                auto timeout = std::chrono::steady_clock::now() + proxy::OP_TIMEOUT;
@@ -1133,7 +1252,7 @@ DhtProxyServer::put(restinio::request_handle_t request,
                                }
                            }
                            auto response = initHttpResponse(request->create_response());
-                            response.append_body(Json::writeString(jsonBuilder_, value->toJson()) + "\n");
+                            response.append_body(Json::writeString(jsonBuilder_, pp.second.value->toJson()) + "\n");
                            return response.done();
                        }
                    }
@@ -1145,34 +1264,17 @@ DhtProxyServer::put(restinio::request_handle_t request,
                pput.value = value;
                pput.expiration = timeout;
                if (not pput.expireTimer) {
-                    auto &ctx = io_context();
                    // cancel permanent put
-                    pput.expireTimer = std::make_unique<asio::steady_timer>(ctx, timeout);
+                    pput.expireTimer = std::make_unique<asio::steady_timer>(io_context(), timeout);
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
-                    if (not pushToken.empty()){
-                        bool isAndroid = platform == "android";
+                    if (not pushToken.empty()) {
                        pput.pushToken = pushToken;
                        pput.clientId = clientId;
-                        pput.type = isAndroid ? PushType::Android : PushType::iOS;
+                        pput.type = getTypeFromString(platform);
+                        if (topic.empty())
+                            topic = getDefaultTopic(pput.type);
+                        pput.topic = topic;
                        pput.sessionCtx = std::make_shared<PushSessionContext>(sessionId);
-                        // notify push listen expire
-                        auto jsonProvider = [infoHash, clientId, vid, sessionCtx = pput.sessionCtx](){
-                            Json::Value json;
-                            json["timeout"] = infoHash.toString();
-                            json["to"] = clientId;
-                            json["vid"] = std::to_string(vid);
-                            std::lock_guard<std::mutex> l(sessionCtx->lock);
-                            json["s"] = sessionCtx->sessionId;
-                            return json;
-                        };
-                        if (!pput.expireNotifyTimer)
-                            pput.expireNotifyTimer = std::make_unique<asio::steady_timer>(ctx,
-                                                     timeout - proxy::OP_MARGIN);
-                        else
-                            pput.expireNotifyTimer->expires_at(timeout - proxy::OP_MARGIN);
-                        pput.expireNotifyTimer->async_wait(std::bind(
-                            &DhtProxyServer::handleNotifyPushListenExpire, this,
-                            std::placeholders::_1, pushToken, std::move(jsonProvider), pput.type));
                    }
 #endif
                } else {
@@ -1185,12 +1287,34 @@ DhtProxyServer::put(restinio::request_handle_t request,
                        }
                    }
                    pput.expireTimer->expires_at(timeout);
-                    if (pput.expireNotifyTimer)
-                        pput.expireNotifyTimer->expires_at(timeout - proxy::OP_MARGIN);
                }
                pput.expireTimer->async_wait(std::bind(&DhtProxyServer::handleCancelPermamentPut, this,
                                                std::placeholders::_1, infoHash, vid));
+
+#ifdef OPENDHT_PUSH_NOTIFICATIONS
+                // notify put permanent expiration
+                if (pput.sessionCtx) {
+                    auto jsonProvider = [infoHash, clientId, vid, sessionCtx = pput.sessionCtx](){
+                        Json::Value json;
+                        json["timeout"] = infoHash.toString();
+                        json["to"] = clientId;
+                        json["vid"] = std::to_string(vid);
+                        std::lock_guard<std::mutex> l(sessionCtx->lock);
+                        json["s"] = sessionCtx->sessionId;
+                        return json;
+                    };
+                    if (!pput.expireNotifyTimer)
+                        pput.expireNotifyTimer = std::make_unique<asio::steady_timer>(io_context(),
+                                                    timeout - proxy::OP_MARGIN);
+                    else
+                        pput.expireNotifyTimer->expires_at(timeout - proxy::OP_MARGIN);
+                    pput.expireNotifyTimer->async_wait(std::bind(
+                        &DhtProxyServer::handleNotifyPushListenExpire, this,
+                        std::placeholders::_1, pushToken, std::move(jsonProvider), pput.type, pput.topic));
+                }
+#endif
            }
+
            dht_->put(infoHash, value, [this, request, value](bool ok){
                if (ok){
                    auto response = initHttpResponse(request->create_response());
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -38,15 +38,6 @@ namespace dht {

 static const std::string PEER_DISCOVERY_DHT_SERVICE = "dht";

-struct DhtRunner::Listener {
-    size_t tokenClassicDht {0};
-    size_t tokenProxyDht {0};
-    ValueCallback gcb;
-    InfoHash hash {};
-    Value::Filter f;
-    Where w;
-};
-
 struct NodeInsertionPack {
    dht::InfoHash nodeId;
    in_port_t port;
@@ -55,9 +46,6 @@ struct NodeInsertionPack {
 };

 DhtRunner::DhtRunner() : dht_()
-#ifdef OPENDHT_PROXY_CLIENT
-, dht_via_proxy_()
-#endif //OPENDHT_PROXY_CLIENT
 {
 #ifdef _WIN32
    WSADATA wsd;
@@ -105,7 +93,7 @@ DhtRunner::run(const Config& config, Context&& context)
    auto expected = State::Idle;
    if (not running.compare_exchange_strong(expected, State::Running)) {
        if (context.logger)
-            context.logger->w("[runner %p] Node is already running. Call join() first before calling run() again.", this);
+            context.logger->w("[runner %p] Node is already running. Call join() first before calling run() again.", fmt::ptr(this));
        return;
    }

@@ -114,27 +102,28 @@ DhtRunner::run(const Config& config, Context&& context)
        auto local6 = config.bind6;
        if (not local4 and not local6) {
            if (context.logger)
-                context.logger->w("[runner %p] No address to bind specified in the configuration, using default addresses", this);
+                context.logger->w("[runner %p] No address to bind specified in the configuration, using default addresses", fmt::ptr(this));
            local4.setFamily(AF_INET);
            local6.setFamily(AF_INET6);
        }
        auto state_path = config.dht_config.node_config.persist_path;
-        if (not state_path.empty() && (local4.getPort() == 0 || local6.getPort() == 0)) {
+        if (not state_path.empty())
            state_path += "_port.txt";
+        if (not state_path.empty() && (local4.getPort() == 0 || local6.getPort() == 0)) {
            std::ifstream inConfig(state_path);
            if (inConfig.is_open()) {
                in_port_t port;
                if (inConfig >> port) {
                    if (local4.getPort() == 0) {
                        if (context.logger)
-                            context.logger->d("[runner %p] Using IPv4 port %hu from saved configuration", this, port);
+                            context.logger->d("[runner %p] Using IPv4 port %hu from saved configuration", fmt::ptr(this), port);
                        local4.setPort(port);
                    }
                }
                if (inConfig >> port) {
                    if (local6.getPort() == 0) {
                        if (context.logger)
-                            context.logger->d("[runner %p] Using IPv6 port %hu from saved configuration", this, port);
+                            context.logger->d("[runner %p] Using IPv6 port %hu from saved configuration", fmt::ptr(this), port);
                        local6.setPort(port);
                    }
                }
@@ -143,68 +132,62 @@ DhtRunner::run(const Config& config, Context&& context)

        if (context.logger) {
            logger_ = context.logger;
+            logger_->d("[runner %p] state changed to Running", fmt::ptr(this));
        }

-        if (not context.sock) {
-            context.sock.reset(new net::UdpSocket(local4, local6, context.logger));
-        }
-
-        if (not state_path.empty()) {
-            std::ofstream outConfig(state_path);
-            outConfig << context.sock->getBoundRef(AF_INET).getPort() << std::endl;
-            outConfig << context.sock->getBoundRef(AF_INET6).getPort() << std::endl;
-        }
-
-        if (context.logger) {
-            logger_->d("[runner %p] state changed to Running", this);
-        }
-
-        context.sock->setOnReceive([&] (net::PacketList&& pkts) {
-            net::PacketList ret;
-            {
-                std::lock_guard<std::mutex> lck(sock_mtx);
-                auto maxSize = net::RX_QUEUE_MAX_SIZE - pkts.size();
-                while (rcv.size() > maxSize) {
-                    if (logger_)
-                        logger_->e("Dropping packet: queue is full!");
-                    rcv.pop_front();
-                }
-
-                rcv.splice(rcv.end(), std::move(pkts));
-                ret = std::move(rcv_free);
-            }
-            cv.notify_all();
-            return ret;
-        });
-
 #ifdef OPENDHT_PROXY_CLIENT
        config_ = config;
        identityAnnouncedCb_ = context.identityAnnouncedCb;
 #endif
-        auto dht = std::make_unique<Dht>(std::move(context.sock), SecureDht::getConfig(config.dht_config), context.logger);
-        dht_ = std::make_unique<SecureDht>(std::move(dht), config.dht_config, std::move(context.identityAnnouncedCb), context.logger);
-        enableProxy(not config.proxy_server.empty());
+
+        if (config.proxy_server.empty()) {
+            if (not context.sock) {
+                context.sock.reset(new net::UdpSocket(local4, local6, context.logger));
+            }
+            context.sock->setOnReceive([&] (net::PacketList&& pkts) {
+                net::PacketList ret;
+                {
+                    std::lock_guard<std::mutex> lck(sock_mtx);
+                    rcv.splice(rcv.end(), std::move(pkts));
+                    size_t dropped = 0;
+                    while (rcv.size() > net::RX_QUEUE_MAX_SIZE) {
+                        rcv.pop_front();
+                        dropped++;
+                    }
+                    if (dropped and logger_) {
+                        logger_->w("[runner %p] dropped %zu packets: queue is full!", fmt::ptr(this), dropped);
+                    }
+                    ret = std::move(rcv_free);
+                }
+                cv.notify_all();
+                return ret;
+            });
+            if (not state_path.empty()) {
+                std::ofstream outConfig(state_path);
+                outConfig << context.sock->getBoundRef(AF_INET).getPort() << std::endl;
+                outConfig << context.sock->getBoundRef(AF_INET6).getPort() << std::endl;
+            }
+            auto dht = std::make_unique<Dht>(std::move(context.sock), SecureDht::getConfig(config.dht_config), context.logger, std::move(context.rng));
+            dht_ = std::make_unique<SecureDht>(std::move(dht), config.dht_config, std::move(context.identityAnnouncedCb), context.logger);
+        } else {
+            enableProxy(true);
+        }
    } catch(const std::exception& e) {
        config_ = {};
        identityAnnouncedCb_ = {};
        dht_.reset();
-#ifdef OPENDHT_PROXY_CLIENT
-        dht_via_proxy_.reset();
-#endif
        running = State::Idle;
        throw;
    }

-    if (context.logger and dht_via_proxy_) {
-        dht_via_proxy_->setLogger(context.logger);
-    }
    if (context.statusChangedCallback) {
        statusCb = std::move(context.statusChangedCallback);
    }
    if (context.certificateStore) {
        dht_->setLocalCertificateStore(std::move(context.certificateStore));
-        if (dht_via_proxy_)
-            dht_via_proxy_->setLocalCertificateStore(std::move(context.certificateStore));
+    }
+    if (context.publicAddressChangedCb) {
+        dht_->setOnPublicAddressChanged(std::move(context.publicAddressChangedCb));
    }

    if (not config.threaded)
@@ -227,7 +210,7 @@ DhtRunner::run(const Config& config, Context&& context)
                    if (not pending_ops_prio.empty())
                        return true;
                    auto s = getStatus();
-                    if (not pending_ops.empty() and (s == NodeStatus::Connected or s == NodeStatus::Disconnected))
+                    if (not pending_ops.empty() and (s == NodeStatus::Connected or s == NodeStatus::Disconnected or running == State::Stopping))
                        return true;
                }
                return false;
@@ -239,46 +222,50 @@ DhtRunner::run(const Config& config, Context&& context)
        }
    });

-    if (config.peer_discovery or config.peer_publish) {
+    if (config.proxy_server.empty()) {
+        if (config.peer_discovery or config.peer_publish) {
 #ifdef OPENDHT_PEER_DISCOVERY
-        peerDiscovery_ = context.peerDiscovery ?
-            std::move(context.peerDiscovery) :
-            std::make_shared<PeerDiscovery>();
+            peerDiscovery_ = context.peerDiscovery ?
+                std::move(context.peerDiscovery) :
+                std::make_shared<PeerDiscovery>();
 #else
-        std::cerr << "Peer discovery requested but OpenDHT built without peer discovery support." << std::endl;
+            std::cerr << "Peer discovery requested but OpenDHT built without peer discovery support." << std::endl;
 #endif
-    }
+        }

 #ifdef OPENDHT_PEER_DISCOVERY
-    auto netId = config.dht_config.node_config.network;
-    if (config.peer_discovery) {
-        peerDiscovery_->startDiscovery<NodeInsertionPack>(PEER_DISCOVERY_DHT_SERVICE, [this, netId](NodeInsertionPack&& v, SockAddr&& addr){
-            addr.setPort(v.port);
-            if (v.nodeId != dht_->getNodeId() && netId == v.net){
-                bootstrap(v.nodeId, addr);
+        auto netId = config.dht_config.node_config.network;
+        if (config.peer_discovery) {
+            peerDiscovery_->startDiscovery<NodeInsertionPack>(PEER_DISCOVERY_DHT_SERVICE, [this, netId](NodeInsertionPack&& v, SockAddr&& addr){
+                addr.setPort(v.port);
+                if (v.nodeId != dht_->getNodeId() && netId == v.net){
+                    bootstrap(v.nodeId, addr);
+                }
+            });
+        }
+        if (config.peer_publish) {
+            msgpack::sbuffer sbuf_node;
+            NodeInsertionPack adc;
+            adc.net = netId;
+            adc.nodeId = dht_->getNodeId();
+            if (auto socket = dht_->getSocket()) {
+                // IPv4
+                if (const auto& bound4 = socket->getBoundRef(AF_INET)) {
+                    adc.port = bound4.getPort();
+                    msgpack::pack(sbuf_node, adc);
+                    peerDiscovery_->startPublish(AF_INET, PEER_DISCOVERY_DHT_SERVICE, sbuf_node);
+                }
+                // IPv6
+                if (const auto& bound6 = socket->getBoundRef(AF_INET6)) {
+                    adc.port = bound6.getPort();
+                    sbuf_node.clear();
+                    msgpack::pack(sbuf_node, adc);
+                    peerDiscovery_->startPublish(AF_INET6, PEER_DISCOVERY_DHT_SERVICE, sbuf_node);
+                }
            }
-        });
-    }
-    if (config.peer_publish) {
-        msgpack::sbuffer sbuf_node;
-        NodeInsertionPack adc;
-        adc.net = netId;
-        adc.nodeId = dht_->getNodeId();
-        // IPv4
-        if (const auto& bound4 = dht_->getSocket()->getBoundRef(AF_INET)) {
-            adc.port = bound4.getPort();
-            msgpack::pack(sbuf_node, adc);
-            peerDiscovery_->startPublish(AF_INET, PEER_DISCOVERY_DHT_SERVICE, sbuf_node);
        }
-        // IPv6
-        if (const auto& bound6 = dht_->getSocket()->getBoundRef(AF_INET6)) {
-            adc.port = bound6.getPort();
-            sbuf_node.clear();
-            msgpack::pack(sbuf_node, adc);
-            peerDiscovery_->startPublish(AF_INET6, PEER_DISCOVERY_DHT_SERVICE, sbuf_node);
-        }
-    }
 #endif
+    }
 }

 void
@@ -287,7 +274,8 @@ DhtRunner::shutdown(ShutdownCallback cb, bool stop) {
    auto expected = State::Running;
    if (not running.compare_exchange_strong(expected, State::Stopping)) {
        if (expected == State::Stopping and ongoing_ops) {
-            shutdownCallbacks_.emplace_back(std::move(cb));
+            if (cb)
+                shutdownCallbacks_.emplace_back(std::move(cb));
        }
        else if (cb) {
            lck.unlock();
@@ -296,17 +284,15 @@ DhtRunner::shutdown(ShutdownCallback cb, bool stop) {
        return;
    }
    if (logger_)
-        logger_->d("[runner %p] state changed to Stopping, %zu ongoing ops", this, ongoing_ops.load());
+        logger_->debug("[runner {:p}] state changed to Stopping, {:d} ongoing ops", fmt::ptr(this), ongoing_ops.load());
    ongoing_ops++;
    shutdownCallbacks_.emplace_back(std::move(cb));
    pending_ops.emplace([=](SecureDht&) mutable {
        auto onShutdown = [this]{ opEnded(); };
-#ifdef OPENDHT_PROXY_CLIENT
-        if (dht_via_proxy_)
-            dht_via_proxy_->shutdown(onShutdown, stop);
-#endif
        if (dht_)
            dht_->shutdown(onShutdown, stop);
+        else
+            opEnded();
    });
    cv.notify_all();
 }
@@ -363,7 +349,7 @@ DhtRunner::join()
            if (auto sock = dht_->getSocket())
                sock->stop();
        if (logger_)
-            logger_->d("[runner %p] state changed to Idle", this);
+            logger_->debug("[runner {:p}] state changed to Idle", fmt::ptr(this));
    }

    if (dht_thread.joinable())
@@ -372,7 +358,7 @@ DhtRunner::join()
    {
        std::lock_guard<std::mutex> lck(storage_mtx);
        if (ongoing_ops and logger_) {
-            logger_->w("[runner %p] stopping with %zu remaining ops", this, ongoing_ops.load());
+            logger_->warn("[runner {:p}] stopping with {:d} remaining ops", fmt::ptr(this), ongoing_ops.load());
        }
        pending_ops = decltype(pending_ops)();
        pending_ops_prio = decltype(pending_ops_prio)();
@@ -409,31 +395,25 @@ void
 DhtRunner::dumpTables() const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    activeDht()->dumpTables();
+    dht_->dumpTables();
 }

 InfoHash
 DhtRunner::getId() const
 {
-    if (auto dht = activeDht())
-        return dht->getId();
-    return {};
+    return dht_ ? dht_->getId() : InfoHash{};
 }

 std::shared_ptr<crypto::PublicKey>
 DhtRunner::getPublicKey() const
 {
-    if (auto dht = activeDht())
-        return dht->getPublicKey();
-    return {};
+    return dht_ ? dht_->getPublicKey() : std::shared_ptr<crypto::PublicKey>{};
 }

 InfoHash
 DhtRunner::getNodeId() const
 {
-    if (auto dht = activeDht())
-        return dht->getNodeId();
-    return {};
+    return dht_ ? dht_->getNodeId() : InfoHash{};
 }


@@ -475,16 +455,6 @@ DhtRunner::setLogger(const Sp<Logger>& logger) {
    logger_ = logger;
    if (dht_)
        dht_->setLogger(logger);
-#ifdef OPENDHT_PROXY_CLIENT
-    if (dht_via_proxy_)
-        dht_via_proxy_->setLogger(logger);
-#endif
-}
-
-void
-DhtRunner::setLoggers(LogMethod error, LogMethod warn, LogMethod debug) {
-    Logger logger {std::move(error), std::move(warn), std::move(debug)};
-    setLogger(logger);
 }

 void
@@ -492,16 +462,12 @@ DhtRunner::setLogFilter(const InfoHash& f) {
    std::lock_guard<std::mutex> lck(dht_mtx);
    if (dht_)
        dht_->setLogFilter(f);
-#ifdef OPENDHT_PROXY_CLIENT
-    if (dht_via_proxy_)
-        dht_via_proxy_->setLogFilter(f);
-#endif
 }

 void
 DhtRunner::registerType(const ValueType& type) {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    activeDht()->registerType(type);
+    dht_->registerType(type);
 }

 void
@@ -514,7 +480,7 @@ unsigned
 DhtRunner::getNodesStats(sa_family_t af, unsigned *good_return, unsigned *dubious_return, unsigned *cached_return, unsigned *incoming_return) const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    const auto stats = activeDht()->getNodesStats(af);
+    const auto stats = dht_->getNodesStats(af);
    if (good_return)
        *good_return = stats.good_nodes;
    if (dubious_return)
@@ -530,19 +496,19 @@ NodeStats
 DhtRunner::getNodesStats(sa_family_t af) const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    return activeDht()->getNodesStats(af);
+    return dht_->getNodesStats(af);
 }

 NodeInfo
 DhtRunner::getNodeInfo() const {
    std::lock_guard<std::mutex> lck(dht_mtx);
    NodeInfo info {};
-    if (auto dht = activeDht()) {
-        info.id = dht->getId();
-        info.node_id = dht->getNodeId();
-        info.ipv4 = dht->getNodesStats(AF_INET);
-        info.ipv6 = dht->getNodesStats(AF_INET6);
-        if (auto sock = dht->getSocket()) {
+    if (dht_) {
+        info.id = dht_->getId();
+        info.node_id = dht_->getNodeId();
+        info.ipv4 = dht_->getNodesStats(AF_INET);
+        info.ipv6 = dht_->getNodesStats(AF_INET6);
+        if (auto sock = dht_->getSocket()) {
            info.bound4 = sock->getBoundRef(AF_INET).getPort();
            info.bound6 = sock->getBoundRef(AF_INET6).getPort();
        }
@@ -563,6 +529,7 @@ DhtRunner::getNodeInfo(std::function<void(std::shared_ptr<NodeInfo>)> cb)
        info.node_id = dht.getNodeId();
        info.ipv4 = dht.getNodesStats(AF_INET);
        info.ipv6 = dht.getNodesStats(AF_INET6);
+        std::tie(info.storage_size, info.storage_values) = dht.getStoreSize();
        if (auto sock = dht.getSocket()) {
            info.bound4 = sock->getBoundRef(AF_INET).getPort();
            info.bound6 = sock->getBoundRef(AF_INET6).getPort();
@@ -578,49 +545,49 @@ std::vector<unsigned>
 DhtRunner::getNodeMessageStats(bool in) const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    return activeDht()->getNodeMessageStats(in);
+    return dht_->getNodeMessageStats(in);
 }

 std::string
 DhtRunner::getStorageLog() const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    return activeDht()->getStorageLog();
+    return dht_->getStorageLog();
 }
 std::string
 DhtRunner::getStorageLog(const InfoHash& f) const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    return activeDht()->getStorageLog(f);
+    return dht_->getStorageLog(f);
 }
 std::string
 DhtRunner::getRoutingTablesLog(sa_family_t af) const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    return activeDht()->getRoutingTablesLog(af);
+    return dht_->getRoutingTablesLog(af);
 }
 std::string
 DhtRunner::getSearchesLog(sa_family_t af) const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    return activeDht()->getSearchesLog(af);
+    return dht_->getSearchesLog(af);
 }
 std::string
 DhtRunner::getSearchLog(const InfoHash& f, sa_family_t af) const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    return activeDht()->getSearchLog(f, af);
+    return dht_->getSearchLog(f, af);
 }
 std::vector<SockAddr>
-DhtRunner::getPublicAddress(sa_family_t af)
+DhtRunner::getPublicAddress(sa_family_t af) const
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    if (auto dht = activeDht())
-        return dht->getPublicAddress(af);
+    if (dht_)
+        return dht_->getPublicAddress(af);
    return {};
 }
 std::vector<std::string>
-DhtRunner::getPublicAddressStr(sa_family_t af)
+DhtRunner::getPublicAddressStr(sa_family_t af) const
 {
    auto addrs = getPublicAddress(af);
    std::vector<std::string> ret(addrs.size());
@@ -643,15 +610,12 @@ DhtRunner::getPublicAddress(std::function<void(std::vector<SockAddr>&&)> cb, sa_
 void
 DhtRunner::registerCertificate(std::shared_ptr<crypto::Certificate> cert) {
    std::lock_guard<std::mutex> lck(dht_mtx);
-    activeDht()->registerCertificate(cert);
+    dht_->registerCertificate(cert);
 }
+
 void
 DhtRunner::setLocalCertificateStore(CertificateStoreQuery&& query_method) {
    std::lock_guard<std::mutex> lck(dht_mtx);
-#ifdef OPENDHT_PROXY_CLIENT
-    if (dht_via_proxy_)
-        dht_via_proxy_->setLocalCertificateStore(std::forward<CertificateStoreQuery>(query_method));
-#endif
    if (dht_)
        dht_->setLocalCertificateStore(std::forward<CertificateStoreQuery>(query_method));
 }
@@ -659,19 +623,18 @@ DhtRunner::setLocalCertificateStore(CertificateStoreQuery&& query_method) {
 time_point
 DhtRunner::loop_()
 {
-    auto dht = activeDht();
-    if (not dht)
+    if (not dht_)
        return {};

    decltype(pending_ops) ops {};
    {
        std::lock_guard<std::mutex> lck(storage_mtx);
        auto s = getStatus();
-        ops = (pending_ops_prio.empty() && (s == NodeStatus::Connected or s == NodeStatus::Disconnected)) ?
+        ops = (pending_ops_prio.empty() && (s == NodeStatus::Connected or s == NodeStatus::Disconnected or running == State::Stopping)) ?
               std::move(pending_ops) : std::move(pending_ops_prio);
    }
    while (not ops.empty()) {
-        ops.front()(*dht);
+        ops.front()(*dht_);
        ops.pop();
    }

@@ -704,13 +667,13 @@ DhtRunner::loop_()
            if (now - pkt.received > net::RX_QUEUE_MAX_DELAY)
                dropped++;
            else
-                wakeup = dht->periodic(pkt.data.data(), pkt.data.size(), std::move(pkt.from), now);
+                wakeup = dht_->periodic(pkt.data.data(), pkt.data.size(), std::move(pkt.from), now);
            pkt.data.clear();
        }
        received_treated.splice(received_treated.end(), std::move(received));
    } else {
        // Or just run the scheduler
-        wakeup = dht->periodic(nullptr, 0, nullptr, 0, clock::now());
+        wakeup = dht_->periodic(nullptr, 0, nullptr, 0, clock::now());
    }

    if (not received_treated.empty()) {
@@ -720,10 +683,10 @@ DhtRunner::loop_()
    }

    if (dropped && logger_)
-        logger_->e("[runner %p] Dropped %zu packets with high delay.", this, dropped);
+        logger_->e("[runner %p] Dropped %zu packets with high delay.", fmt::ptr(this), dropped);

-    NodeStatus nstatus4 = dht->updateStatus(AF_INET);
-    NodeStatus nstatus6 = dht->updateStatus(AF_INET6);
+    NodeStatus nstatus4 = dht_->updateStatus(AF_INET);
+    NodeStatus nstatus6 = dht_->updateStatus(AF_INET6);
    if (nstatus4 != status4 || nstatus6 != status6) {
        status4 = nstatus4;
        status6 = nstatus6;
@@ -781,27 +744,7 @@ DhtRunner::listen(InfoHash hash, ValueCallback vcb, Value::Filter f, Where w)
        return ret_token->get_future();
    }
    pending_ops.emplace([=](SecureDht& dht) mutable {
-#ifdef OPENDHT_PROXY_CLIENT
-        auto tokenbGlobal = listener_token_++;
-        auto& listener = listeners_[tokenbGlobal];
-        listener.hash = hash;
-        listener.f = std::move(f);
-        listener.w = std::move(w);
-        listener.gcb = [hash,vcb,tokenbGlobal,this](const std::vector<Sp<Value>>& vals, bool expired) {
-            if (not vcb(vals, expired)) {
-                cancelListen(hash, tokenbGlobal);
-                return false;
-            }
-            return true;
-        };
-        if (auto token = dht.listen(hash, listener.gcb, listener.f, listener.w)) {
-            if (use_proxy)  listener.tokenProxyDht = token;
-            else            listener.tokenClassicDht = token;
-        }
-        ret_token->set_value(tokenbGlobal);
-#else
        ret_token->set_value(dht.listen(hash, std::move(vcb), std::move(f), std::move(w)));
-#endif
    });
    cv.notify_all();
    return ret_token->get_future();
@@ -820,23 +763,10 @@ DhtRunner::cancelListen(InfoHash h, size_t token)
    if (running != State::Running)
        return;
    ongoing_ops++;
-#ifdef OPENDHT_PROXY_CLIENT
-    pending_ops.emplace([=](SecureDht&) {
-        auto it = listeners_.find(token);
-        if (it == listeners_.end()) return;
-        if (it->second.tokenClassicDht)
-            dht_->cancelListen(h, it->second.tokenClassicDht);
-        if (it->second.tokenProxyDht and dht_via_proxy_)
-            dht_via_proxy_->cancelListen(h, it->second.tokenProxyDht);
-        listeners_.erase(it);
-        opEnded();
-    });
-#else
    pending_ops.emplace([=](SecureDht& dht) {
        dht.cancelListen(h, token);
        opEnded();
    });
-#endif // OPENDHT_PROXY_CLIENT
    cv.notify_all();
 }

@@ -847,23 +777,10 @@ DhtRunner::cancelListen(InfoHash h, std::shared_future<size_t> ftoken)
    if (running != State::Running)
        return;
    ongoing_ops++;
-#ifdef OPENDHT_PROXY_CLIENT
-    pending_ops.emplace([this, h, ftoken = std::move(ftoken)](SecureDht&) {
-        auto it = listeners_.find(ftoken.get());
-        if (it == listeners_.end()) return;
-        if (it->second.tokenClassicDht)
-            dht_->cancelListen(h, it->second.tokenClassicDht);
-        if (it->second.tokenProxyDht and dht_via_proxy_)
-            dht_via_proxy_->cancelListen(h, it->second.tokenProxyDht);
-        listeners_.erase(it);
-        opEnded();
-    });
-#else
    pending_ops.emplace([this, h, ftoken = std::move(ftoken)](SecureDht& dht) {
        dht.cancelListen(h, ftoken.get());
        opEnded();
    });
-#endif // OPENDHT_PROXY_CLIENT
    cv.notify_all();
 }

@@ -1152,23 +1069,9 @@ void
 DhtRunner::resetDht()
 {
    peerDiscovery_.reset();
-#ifdef OPENDHT_PROXY_CLIENT
-    listeners_.clear();
-    dht_via_proxy_.reset();
-#endif // OPENDHT_PROXY_CLIENT
    dht_.reset();
 }

-SecureDht*
-DhtRunner::activeDht() const
-{
-#ifdef OPENDHT_PROXY_CLIENT
-    return use_proxy? dht_via_proxy_.get() : dht_.get();
-#else
-    return dht_.get();
-#endif // OPENDHT_PROXY_CLIENT
-}
-
 void
 DhtRunner::setProxyServer(const std::string& proxy, const std::string& pushNodeId)
 {
@@ -1181,7 +1084,8 @@ DhtRunner::setProxyServer(const std::string& proxy, const std::string& pushNodeI
    enableProxy(use_proxy and not config_.proxy_server.empty());
 #else
    if (not proxy.empty())
-        std::cerr << "DHT proxy requested but OpenDHT built without proxy support." << std::endl;
+        throw std::runtime_error("DHT proxy requested but OpenDHT built without proxy support.");
+    (void) pushNodeId;
 #endif
 }

@@ -1189,54 +1093,37 @@ void
 DhtRunner::enableProxy(bool proxify)
 {
 #ifdef OPENDHT_PROXY_CLIENT
-    if (dht_via_proxy_) {
-        dht_via_proxy_->shutdown({});
+    if (dht_) {
+        dht_->shutdown({});
    }
    if (proxify) {
        // Init the proxy client
-        auto dht_via_proxy = std::unique_ptr<DhtInterface>(
-            new DhtProxyClient(
+        auto dht_via_proxy = std::make_unique<DhtProxyClient>(
                config_.server_ca,
                config_.client_identity,
                [this]{
                    if (config_.threaded) {
-                        {
-                            std::lock_guard<std::mutex> lck(storage_mtx);
-                            pending_ops_prio.emplace([=](SecureDht&) mutable {});
-                        }
+                        std::lock_guard<std::mutex> lck(storage_mtx);
+                        pending_ops_prio.emplace([=](SecureDht&) mutable {});
                        cv.notify_all();
                    }
                },
-                config_.proxy_server, config_.push_node_id, logger_)
-        );
-#ifdef OPENDHT_PUSH_NOTIFICATIONS
+                config_.proxy_server, config_.push_node_id, logger_);
        if (not config_.push_token.empty())
            dht_via_proxy->setPushNotificationToken(config_.push_token);
-#endif
-        dht_via_proxy_ = std::unique_ptr<SecureDht>(new SecureDht(std::move(dht_via_proxy), config_.dht_config, identityAnnouncedCb_, logger_));
-        // add current listeners
-        for (auto& l: listeners_)
-            l.second.tokenProxyDht = dht_via_proxy_->listen(l.second.hash, l.second.gcb, l.second.f, l.second.w);
+        if (not config_.push_topic.empty())
+            dht_via_proxy->setPushNotificationTopic(config_.push_topic);
+        if (not config_.push_platform.empty())
+            dht_via_proxy->setPushNotificationPlatform(config_.push_platform);
+        dht_ = std::make_unique<SecureDht>(std::move(dht_via_proxy), config_.dht_config, identityAnnouncedCb_, logger_);
        // and use it
        use_proxy = proxify;
    } else {
        use_proxy = proxify;
-        std::lock_guard<std::mutex> lck(storage_mtx);
-        if (not listeners_.empty()) {
-            pending_ops.emplace([this](SecureDht& /*dht*/) mutable {
-                if (not dht_)
-                    return;
-                for (auto& l : listeners_) {
-                    if (not l.second.tokenClassicDht) {
-                        l.second.tokenClassicDht = dht_->listen(l.second.hash, l.second.gcb, l.second.f, l.second.w);
-                    }
-                }
-            });
-        }
    }
 #else
    if (proxify)
-        std::cerr << "DHT proxy requested but OpenDHT built without proxy support." << std::endl;
+        throw std::runtime_error("DHT proxy requested but OpenDHT built without proxy support.");
 #endif
 }

@@ -1244,16 +1131,8 @@ void
 DhtRunner::forwardAllMessages(bool forward)
 {
    std::lock_guard<std::mutex> lck(dht_mtx);
-#ifdef OPENDHT_PROXY_SERVER
-#ifdef OPENDHT_PROXY_CLIENT
-    if (dht_via_proxy_)
-        dht_via_proxy_->forwardAllMessages(forward);
-#endif // OPENDHT_PROXY_CLIENT
    if (dht_)
        dht_->forwardAllMessages(forward);
-#else
-    (void) forward;
-#endif // OPENDHT_PROXY_SERVER
 }

 /**
@@ -1264,24 +1143,46 @@ DhtRunner::setPushNotificationToken(const std::string& token) {
    std::lock_guard<std::mutex> lck(dht_mtx);
 #if defined(OPENDHT_PROXY_CLIENT) && defined(OPENDHT_PUSH_NOTIFICATIONS)
    config_.push_token = token;
-    if (dht_via_proxy_)
-        dht_via_proxy_->setPushNotificationToken(token);
+    if (dht_)
+        dht_->setPushNotificationToken(token);
 #else
    (void) token;
 #endif
 }

+void
+DhtRunner::setPushNotificationTopic(const std::string& topic) {
+    std::lock_guard<std::mutex> lck(dht_mtx);
+#if defined(OPENDHT_PROXY_CLIENT) && defined(OPENDHT_PUSH_NOTIFICATIONS)
+    config_.push_topic = topic;
+    if (dht_)
+        dht_->setPushNotificationTopic(topic);
+#else
+    (void) topic;
+#endif
+}
+
+void
+DhtRunner::setPushNotificationPlatform(const std::string& platform) {
+    std::lock_guard<std::mutex> lck(dht_mtx);
+#if defined(OPENDHT_PROXY_CLIENT) && defined(OPENDHT_PUSH_NOTIFICATIONS)
+    config_.push_platform = platform;
+    if (dht_)
+        dht_->setPushNotificationPlatform(platform);
+#else
+    (void) platform;
+#endif
+}
+
 void
 DhtRunner::pushNotificationReceived(const std::map<std::string, std::string>& data)
 {
 #if defined(OPENDHT_PROXY_CLIENT) && defined(OPENDHT_PUSH_NOTIFICATIONS)
-    {
-        std::lock_guard<std::mutex> lck(storage_mtx);
-        pending_ops_prio.emplace([=](SecureDht&) {
-            if (dht_via_proxy_)
-                dht_via_proxy_->pushNotificationReceived(data);
-        });
-    }
+    std::lock_guard<std::mutex> lck(storage_mtx);
+    pending_ops_prio.emplace([=](SecureDht&) {
+        if (dht_)
+            dht_->pushNotificationReceived(data);
+    });
    cv.notify_all();
 #else
    (void) data;
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author: Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
@@ -17,14 +17,14 @@
 */

 #include "http.h"
-#include "log_enable.h"
+#include "logger.h"
 #include "crypto.h"
 #include "base64.h"
 #include "compat/os_cert.h"

 #include <asio.hpp>
 #include <restinio/impl/tls_socket.hpp>
-#include <http_parser.h>
+#include <llhttp.h>
 #include <json/json.h>

 #include <openssl/ocsp.h>
@@ -33,6 +33,10 @@
 #include <openssl/x509.h>
 #include <openssl/x509_vfy.h>

+#include <cctype>
+#include <iomanip>
+#include <sstream>
+
 #define MAXAGE_SEC (14*24*60*60)
 #define JITTER_SEC (60)
 #define OCSP_MAX_RESPONSE_SIZE (20480)
@@ -87,7 +91,7 @@ Url::Url(const std::string& url): url(url)
 std::string
 Url::toString() const
 {
-    std::stringstream ss;
+    std::ostringstream ss;
    if (not protocol.empty()) {
        ss << protocol << "://";
    }
@@ -111,11 +115,11 @@ newTlsClientContext(const std::shared_ptr<dht::Logger>& logger)

    if (char* path = getenv("CA_ROOT_FILE")) {
        if (logger)
-            logger->d("Using CA file: %s", path);
+            logger->debug("Using CA file: {}", path);
        ctx->load_verify_file(path);
    } else if (char* path = getenv("CA_ROOT_PATH")) {
        if (logger)
-            logger->d("Using CA path: %s", path);
+            logger->debug("Using CA path: {}", path);
        ctx->add_verify_path(path);
    } else {
 #ifdef __ANDROID__
@@ -140,12 +144,12 @@ Connection::Connection(asio::io_context& ctx, const bool ssl, std::shared_ptr<dh
        ssl_ctx_ = newTlsClientContext(l);
        ssl_socket_ = std::make_unique<ssl_socket_t>(ctx_, ssl_ctx_);
        if (logger_)
-            logger_->d("[connection:%i] start https session with system CA", id_);
+            logger_->debug("[connection:{:d}] start https session with system CA", id_);
    }
    else {
        socket_ = std::make_unique<socket_t>(ctx);
        if (logger_)
-            logger_->d("[connection:%i] start http session", id_);
+            logger_->debug("[connection:{:d}] start http session", id_);
    }
 }

@@ -162,11 +166,11 @@ Connection::Connection(asio::io_context& ctx, std::shared_ptr<dht::crypto::Certi
        if (ec)
            throw std::runtime_error("Error adding certificate authority: " + ec.message());
        else if (logger_)
-            logger_->d("[connection:%i] start https with custom CA %s", id_, server_ca->getUID().c_str());
+            logger_->debug("[connection:{:d}] start https with custom CA {:s}", id_, server_ca->getUID());
    } else {
        ssl_ctx_ = newTlsClientContext(l);
        if (logger_)
-            logger_->d("[connection:%i] start https session with system CA", id_);
+            logger_->debug("[connection:{:d}] start https session with system CA", id_);
    }
    if (identity.first){
        auto key = identity.first->serialize();
@@ -181,7 +185,7 @@ Connection::Connection(asio::io_context& ctx, std::shared_ptr<dht::crypto::Certi
        if (ec)
            throw std::runtime_error("Error adding client certificate: " + ec.message());
        else if (logger_)
-            logger_->d("[connection:%i] client certificate %s", id_, identity.second->getUID().c_str());
+            logger_->debug("[connection:{:d}] client certificate {:s}", id_, identity.second->getUID());
    }
    ssl_socket_ = std::make_unique<ssl_socket_t>(ctx_, ssl_ctx_);
 }
@@ -204,7 +208,7 @@ Connection::close()
            socket_->close(ec);
    }
    if (ec and logger_)
-        logger_->e("[connection:%i] error closing: %s", id_, ec.message().c_str());
+        logger_->error("[connection:{:d}] error closing: {:s}", id_, ec.message());
 }

 bool
@@ -221,20 +225,25 @@ Connection::is_ssl() const
    return ssl_ctx_ ? true : false;
 }

-static time_t
-parse_ocsp_time(ASN1_GENERALIZEDTIME* gt)
-{
-    struct tm tm;
-    time_t rv = -1;
+std::string asn1ToString(ASN1_GENERALIZEDTIME* time) {
+    if (!time) {
+        return "(null)";
+    }
+    BIO* memBio = BIO_new(BIO_s_mem());
+    if (!memBio) {
+        throw std::runtime_error("Failed to create BIO");
+    }

-    if (gt == nullptr)
-        return -1;
-    // RFC 6960 specifies that all times in OCSP must be GENERALIZEDTIME
-    if (ASN1_time_parse((const char*)gt->data, gt->length, &tm, V_ASN1_GENERALIZEDTIME) == -1)
-        return -1;
-    if ((rv = timegm(&tm)) == -1)
-        return -1;
-    return rv;
+    if (ASN1_GENERALIZEDTIME_print(memBio, time) <= 0) {
+        BIO_free(memBio);
+        throw std::runtime_error("Failed to print ASN1_GENERALIZEDTIME");
+    }
+
+    char* bioData;
+    long bioLength = BIO_get_mem_data(memBio, &bioData);
+    std::string result(bioData, bioLength);
+    BIO_free(memBio);
+    return result;
 }

 static inline X509*
@@ -272,26 +281,26 @@ ocspRequestFromCert(STACK_OF(X509)* fullchain, const std::shared_ptr<Logger>& lo

    if (sk_X509_num(fullchain) <= 1) {
        if (logger)
-            logger->e("Cert does not contain a cert chain");
+            logger->error("Cert does not contain a cert chain");
        return {};
    }
    X509* cert = cert_from_chain(fullchain);
    if (cert == nullptr) {
        if (logger)
-            logger->e("No certificate found");
+            logger->error("No certificate found");
        return {};
    }
    X509* issuer = issuer_from_chain(fullchain);
    if (issuer == nullptr) {
        if (logger)
-            logger->e("Unable to find issuer for cert");
+            logger->error("Unable to find issuer for cert");
        return {};
    }

    auto urls = X509_get1_ocsp(cert);
    if (urls == nullptr || sk_OPENSSL_STRING_num(urls) <= 0) {
        if (logger)
-            logger->e("Certificate contains no OCSP url");
+            logger->error("Certificate contains no OCSP url");
        return {};
    }
    auto url = sk_OPENSSL_STRING_value(urls, 0);
@@ -306,12 +315,12 @@ ocspRequestFromCert(STACK_OF(X509)* fullchain, const std::shared_ptr<Logger>& lo
    OCSP_CERTID* id = OCSP_cert_to_id(EVP_sha1(), cert, issuer);
    if (id == nullptr) {
        if (logger)
-            logger->e("Unable to get certificate id from cert");
+            logger->error("Unable to get certificate id from cert");
        return {};
    }
    if (OCSP_request_add0_id(request->req.get(), id) == nullptr) {
        if (logger)
-            logger->e("Unable to add certificate id to request");
+            logger->error("Unable to add certificate id to request");
        return {};
    }

@@ -322,12 +331,12 @@ ocspRequestFromCert(STACK_OF(X509)* fullchain, const std::shared_ptr<Logger>& lo
    uint8_t* data {nullptr};
    if ((size = i2d_OCSP_REQUEST(request->req.get(), &data)) <= 0) {
        if (logger)
-            logger->e("Unable to encode ocsp request");
+            logger->error("Unable to encode ocsp request");
        return {};
    }
    if (data == nullptr) {
        if (logger)
-            logger->e("Unable to allocte memory");
+            logger->error("Unable to allocte memory");
        return {};
    }
    request->data = std::string((char*)data, (char*)data+size);
@@ -338,36 +347,32 @@ ocspRequestFromCert(STACK_OF(X509)* fullchain, const std::shared_ptr<Logger>& lo
 bool
 ocspValidateResponse(const OscpRequestInfo& info, STACK_OF(X509)* fullchain, const std::string& response, X509_STORE *store, const std::shared_ptr<Logger>& logger)
 {
-    ASN1_GENERALIZEDTIME *revtime = nullptr, *thisupd = nullptr, *nextupd = nullptr;
-    const uint8_t* p = (const uint8_t*)response.data();
-    int status, cert_status=0, crl_reason=0;
-    time_t now, rev_t = -1, this_t, next_t;
-
    X509* cert = cert_from_chain(fullchain);
    if (cert == nullptr) {
        if (logger)
-            logger->e("No certificate found");
+            logger->error("ocsp: no certificate found");
        return false;
    }
    X509* issuer = issuer_from_chain(fullchain);
    if (issuer == nullptr) {
        if (logger)
-            logger->e("Unable to find issuer for cert");
+            logger->error("ocsp: unable to find issuer for cert");
        return false;
    }

    OCSP_CERTID *cidr;
    if ((cidr = OCSP_cert_to_id(nullptr, cert, issuer)) == nullptr) {
        if (logger)
-            logger->e("Unable to get issuer cert/CID");
+            logger->error("ocsp: unable to get issuer cert/CID");
        return false;
    }
    std::unique_ptr<OCSP_CERTID, decltype(&OCSP_CERTID_free)> cid(cidr, &OCSP_CERTID_free);

+    const uint8_t* resp_data = (const uint8_t*)response.data();
    OCSP_RESPONSE *r;
-    if ((r = d2i_OCSP_RESPONSE(nullptr, &p, response.size())) == nullptr) {
+    if ((r = d2i_OCSP_RESPONSE(nullptr, &resp_data, response.size())) == nullptr) {
        if (logger)
-            logger->e("OCSP response unserializable");
+            logger->error("OCSP response unserializable");
        return false;
    }
    std::unique_ptr<OCSP_RESPONSE, decltype(&OCSP_RESPONSE_free)> resp(r, &OCSP_RESPONSE_free);
@@ -375,99 +380,59 @@ ocspValidateResponse(const OscpRequestInfo& info, STACK_OF(X509)* fullchain, con
    OCSP_BASICRESP *brespr;
    if ((brespr = OCSP_response_get1_basic(resp.get())) == nullptr) {
        if (logger)
-            logger->e("Failed to load OCSP response");
+            logger->error("Failed to load OCSP response");
        return false;
    }
    std::unique_ptr<OCSP_BASICRESP, decltype(&OCSP_BASICRESP_free)> bresp(brespr, &OCSP_BASICRESP_free);

    if (OCSP_basic_verify(bresp.get(), fullchain, store, OCSP_TRUSTOTHER) != 1) {
        if (logger)
-            logger->w("OCSP verify failed");
+            logger->warn("OCSP verify failed");
        return false;
    }
-    printf("OCSP response signature validated\n");

-    status = OCSP_response_status(resp.get());
+    int status = OCSP_response_status(resp.get());
    if (status != OCSP_RESPONSE_STATUS_SUCCESSFUL) {
        if (logger)
-            logger->w("OCSP Failure: code %d (%s)", status, OCSP_response_status_str(status));
+            logger->warn("OCSP Failure: code {:d} ({:s})", status, OCSP_response_status_str(status));
        return false;
    }

    // Check the nonce if we sent one
    if (OCSP_check_nonce(info.req.get(), bresp.get()) <= 0) {
        if (logger)
-            logger->w("No OCSP nonce, or mismatch");
+            logger->warn("No OCSP nonce, or mismatch");
        return false;
    }

+    ASN1_GENERALIZEDTIME *revtime = nullptr, *thisupd = nullptr, *nextupd = nullptr;
+    int cert_status=0, crl_reason=0;
    if (OCSP_resp_find_status(bresp.get(), cid.get(), &cert_status, &crl_reason,
        &revtime, &thisupd, &nextupd) != 1) {
        if (logger)
-            logger->w("OCSP verify failed: no result for cert");
+            logger->warn("OCSP verify failed: no result for cert");
        return false;
    }

-    if (revtime && (rev_t = parse_ocsp_time(revtime)) == -1) {
-        if (logger)
-            logger->w("Unable to parse revocation time in OCSP reply");
-        return false;
-    }
    // Belt and suspenders, Treat it as revoked if there is either
    // a revocation time, or status revoked.
-    if (rev_t != -1 || cert_status == V_OCSP_CERTSTATUS_REVOKED) {
-        if (logger)
-            logger->w("Invalid OCSP reply: certificate is revoked");
-        if (rev_t != -1) {
-            if (logger)
-                logger->w("Certificate revoked at: %s", ctime(&rev_t));
+    if (revtime || cert_status == V_OCSP_CERTSTATUS_REVOKED) {
+        if (logger) {
+            logger->warn("OCSP verify failed: certificate revoked since {}", asn1ToString(revtime));
        }
        return false;
    }
-    if ((this_t = parse_ocsp_time(thisupd)) == -1) {
-        if (logger)
-            logger->w("unable to parse this update time in OCSP reply");
-        return false;
-    }
-    if ((next_t = parse_ocsp_time(nextupd)) == -1) {
-        if (logger)
-            logger->w("unable to parse next update time in OCSP reply");
-        return false;
-    }

-    // Don't allow this update to precede next update
-    if (this_t >= next_t) {
+    if (OCSP_check_validity(thisupd, nextupd, 1, -1) == 0) {
        if (logger)
-            logger->w("Invalid OCSP reply: this update >= next update");
-        return false;
-    }
-
-    now = time(nullptr);
-    // Check that this update is not more than JITTER seconds in the future.
-    if (this_t > now + JITTER_SEC) {
-        if (logger)
-            logger->e("Invalid OCSP reply: this update is in the future (%s)", ctime(&this_t));
-        return false;
-    }
-
-    // Check that this update is not more than MAXSEC in the past.
-    if (this_t < now - MAXAGE_SEC) {
-        if (logger)
-            logger->e("Invalid OCSP reply: this update is too old (%s)", ctime(&this_t));
-        return false;
-    }
-
-    // Check that next update is still valid
-    if (next_t < now - JITTER_SEC) {
-        if (logger)
-            logger->w("Invalid OCSP reply: reply has expired (%s)", ctime(&next_t));
+            logger->warn("OCSP reply is expired or not yet valid");
        return false;
    }

    if (logger) {
-        logger->d("OCSP response validated");
-        logger->d("	   This Update: %s", ctime(&this_t));
-        logger->d("	   Next Update: %s", ctime(&next_t));
+        logger->debug("OCSP response validated");
+        logger->debug("	   This Update: {}", asn1ToString(thisupd));
+        logger->debug("	   Next Update: {}", asn1ToString(nextupd));
    }
    return true;
 }
@@ -488,7 +453,7 @@ Connection::set_ssl_verification(const std::string& hostname, const asio::ssl::v
                    if (logger) {
                        char subject_name[1024];
                        X509_NAME_oneline(X509_get_subject_name(cert), subject_name, 1024);
-                        logger->d("[connection:%i] verify %s compliance to RFC 2818:\n%s", id, hostname.c_str(), subject_name);
+                        logger->debug("[connection:{:d}] verify {:s} compliance to RFC 2818:\n{:s}", id, hostname, subject_name);
                    }

                    // starts from CA and goes down the presented chain
@@ -496,14 +461,14 @@ Connection::set_ssl_verification(const std::string& hostname, const asio::ssl::v
                    bool verified = verifier(preverified, ctx);
                    auto verify_ec = X509_STORE_CTX_get_error(ctx.native_handle());
                    if (verify_ec != 0 /*X509_V_OK*/ and logger)
-                        logger->e("[http::connection:%i] ssl verification error=%i %d", id, verify_ec, verified);
+                        logger->error("[http::connection:{:d}] ssl verification error={:d} %d", id, verify_ec, verified);
                    if (verified and checkOcsp) {
                        std::unique_ptr<stack_st_X509, void(*)(stack_st_X509*)> chain(
                            X509_STORE_CTX_get1_chain(ctx.native_handle()),
                            [](stack_st_X509* c){ sk_X509_pop_free(c, X509_free); });
                        if (auto ocspInfo = ocspRequestFromCert(chain.get(), logger)) {
                            if (logger)
-                                logger->w("[http::connection:%i] TLS OCSP server: %s, request size: %zu", id, ocspInfo->url.c_str(), ocspInfo->data.size());
+                                logger->warn("[http::connection:{:d}] TLS OCSP server: {:s}, request size: {:d}", id, ocspInfo->url, ocspInfo->data.size());
                            bool ocspVerified = false;
                            asio::io_context io_ctx;
                            auto ocspReq = std::make_shared<Request>(io_ctx, ocspInfo->url, [&](const Response& ocspResp){
@@ -511,7 +476,7 @@ Connection::set_ssl_verification(const std::string& hostname, const asio::ssl::v
                                    ocspVerified = ocspValidateResponse(*ocspInfo, chain.get(), ocspResp.body, X509_STORE_CTX_get0_store(ctx.native_handle()), logger);
                                } else {
                                    if (logger)
-                                        logger->w("[http::connection:%i] TLS OCSP check error", id);
+                                        logger->warn("[http::connection:{:d}] TLS OCSP check error", id);
                                }
                            }, logger);
                            ocspReq->set_method(restinio::http_method_post());
@@ -567,57 +532,25 @@ Connection::async_connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, Conn
    }
    auto& base = ssl_socket_? ssl_socket_->lowest_layer() : *socket_;

-    ConnectHandlerCb wcb = [&base, cb=std::move(cb)](const asio::error_code& ec, const asio::ip::tcp::endpoint& endpoint) {
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-variable"
+    ConnectHandlerCb wcb = [this, &base, cb=std::move(cb)](const asio::error_code& ec, const asio::ip::tcp::endpoint& endpoint) {
        if (!ec) {
-            auto socket = base.native_handle();
+            local_address_ = base.local_endpoint().address();
            // Once connected, set a keep alive on the TCP socket with 30 seconds delay
            // This will generate broken pipes as soon as possible.
            // Note this needs to be done once connected to have a valid native_handle()
-            uint32_t start = 30;
-            uint32_t interval = 30;
-            uint32_t cnt = 1;
-#ifdef _WIN32
-            std::string val = "1";
-            setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE, val.c_str(), sizeof(val));
-
-            // TCP_KEEPIDLE and TCP_KEEPINTVL are available since Win 10 version 1709
-            // TCP_KEEPCNT since Win 10 version 1703
-#ifdef TCP_KEEPIDLE
-            std::string start_str = std::to_string(start);
-            setsockopt(socket, IPPROTO_TCP, TCP_KEEPIDLE,
-                    start_str.c_str(), sizeof(start_str));
-#endif
-#ifdef TCP_KEEPINTVL
-            std::string interval_str = std::to_string(interval);
-            setsockopt(socket, IPPROTO_TCP, TCP_KEEPINTVL,
-                    interval_str.c_str(), sizeof(interval_str));
-#endif
-#ifdef TCP_KEEPCNT
-            std::string cnt_str = std::to_string(cnt);
-            setsockopt(socket, IPPROTO_TCP, TCP_KEEPCNT,
-                    cnt_str.c_str(), sizeof(cnt_str));
-#endif
-#else
-            uint32_t val = 1;
-            setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE, &val, sizeof(uint32_t));
-#ifdef __APPLE__
-            // Apple devices only have one parameter
-            setsockopt(socket, IPPROTO_TCP, TCP_KEEPALIVE, &start, sizeof(uint32_t));
-#else
-            // Linux based systems
-            setsockopt(socket, SOL_TCP, TCP_KEEPIDLE, &start, sizeof(uint32_t));
-            setsockopt(socket, SOL_TCP, TCP_KEEPINTVL, &interval, sizeof(uint32_t));
-            setsockopt(socket, SOL_TCP, TCP_KEEPCNT, &cnt, sizeof(uint32_t));
-#endif
-#endif
+            this->set_keepalive(30);
        }
        if (cb)
            cb(ec, endpoint);
    };
+#pragma GCC diagnostic pop
+
    if (ssl_socket_)
-        asio::async_connect(ssl_socket_->lowest_layer(), std::move(endpoints), wrapCallabck(std::move(wcb)));
+        asio::async_connect(ssl_socket_->lowest_layer(), std::move(endpoints), wrapCallback(std::move(wcb)));
    else
-        asio::async_connect(*socket_, std::move(endpoints), wrapCallabck(std::move(wcb)));
+        asio::async_connect(*socket_, std::move(endpoints), wrapCallback(std::move(wcb)));
 }

 void
@@ -637,11 +570,11 @@ Connection::async_handshake(HandlerCb cb)
                if (this_.logger_) {
                    if (verify_ec == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT /*18*/
                        || verify_ec == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN /*19*/)
-                        this_.logger_->d("[connection:%i] self-signed certificate in handshake: %i", this_.id_, verify_ec);
+                        this_.logger_->debug("[connection:{:d}] self-signed certificate in handshake: {:d}", this_.id_, verify_ec);
                    else if (verify_ec != X509_V_OK)
-                        this_.logger_->e("[connection:%i] verify handshake error: %i", this_.id_, verify_ec);
+                        this_.logger_->error("[connection:{:d}] verify handshake error: {:d}", this_.id_, verify_ec);
                    else
-                        this_.logger_->w("[connection:%i] verify handshake success", this_.id_);
+                        this_.logger_->warn("[connection:{:d}] verify handshake success", this_.id_);
                }
            }
            if (cb)
@@ -662,8 +595,8 @@ Connection::async_write(BytesHandlerCb cb)
        if (cb) ctx_.post([cb](){ cb(asio::error::broken_pipe, 0); });
        return;
    }
-    if (ssl_socket_)  asio::async_write(*ssl_socket_, write_buf_, wrapCallabck(std::move(cb)));
-    else if (socket_) asio::async_write(*socket_, write_buf_, wrapCallabck(std::move(cb)));
+    if (ssl_socket_)  asio::async_write(*ssl_socket_, write_buf_, wrapCallback(std::move(cb)));
+    else if (socket_) asio::async_write(*socket_, write_buf_, wrapCallback(std::move(cb)));
    else if (cb)      ctx_.post([cb](){ cb(asio::error::operation_aborted, 0); });
 }

@@ -675,8 +608,8 @@ Connection::async_read_until(const char* delim, BytesHandlerCb cb)
        if (cb) ctx_.post([cb](){ cb(asio::error::broken_pipe, 0); });
        return;
    }
-    if (ssl_socket_)  asio::async_read_until(*ssl_socket_, read_buf_, delim, wrapCallabck(std::move(cb)));
-    else if (socket_) asio::async_read_until(*socket_, read_buf_, delim, wrapCallabck(std::move(cb)));
+    if (ssl_socket_)  asio::async_read_until(*ssl_socket_, read_buf_, delim, wrapCallback(std::move(cb)));
+    else if (socket_) asio::async_read_until(*socket_, read_buf_, delim, wrapCallback(std::move(cb)));
    else if (cb)      ctx_.post([cb](){ cb(asio::error::operation_aborted, 0); });
 }

@@ -688,8 +621,8 @@ Connection::async_read_until(char delim, BytesHandlerCb cb)
        if (cb) ctx_.post([cb](){ cb(asio::error::broken_pipe, 0); });
        return;
    }
-    if (ssl_socket_)  asio::async_read_until(*ssl_socket_, read_buf_, delim, wrapCallabck(std::move(cb)));
-    else if (socket_) asio::async_read_until(*socket_, read_buf_, delim, wrapCallabck(std::move(cb)));
+    if (ssl_socket_)  asio::async_read_until(*ssl_socket_, read_buf_, delim, wrapCallback(std::move(cb)));
+    else if (socket_) asio::async_read_until(*socket_, read_buf_, delim, wrapCallback(std::move(cb)));
    else if (cb)      ctx_.post([cb](){ cb(asio::error::operation_aborted, 0); });
 }

@@ -701,8 +634,8 @@ Connection::async_read(size_t bytes, BytesHandlerCb cb)
        if (cb) ctx_.post([cb](){ cb(asio::error::broken_pipe, 0); });
        return;
    }
-    if (ssl_socket_)  asio::async_read(*ssl_socket_, read_buf_, asio::transfer_exactly(bytes), wrapCallabck(std::move(cb)));
-    else if (socket_) asio::async_read(*socket_, read_buf_, asio::transfer_exactly(bytes), wrapCallabck(std::move(cb)));
+    if (ssl_socket_)  asio::async_read(*ssl_socket_, read_buf_, asio::transfer_exactly(bytes), wrapCallback(std::move(cb)));
+    else if (socket_) asio::async_read(*socket_, read_buf_, asio::transfer_exactly(bytes), wrapCallback(std::move(cb)));
    else if (cb)      ctx_.post([cb](){ cb(asio::error::operation_aborted, 0); });
 }

@@ -724,15 +657,72 @@ Connection::async_read_some(size_t bytes, BytesHandlerCb cb)
 }

 void
-Connection::timeout(const std::chrono::seconds timeout, HandlerCb cb)
+Connection::set_keepalive(uint32_t seconds)
+{
+    std::lock_guard<std::mutex> lock(mutex_);
+    if (!ssl_socket_ && !socket_) return;
+
+    auto& base = ssl_socket_? ssl_socket_->lowest_layer() : *socket_;
+    auto socket = base.native_handle();
+
+    uint32_t interval = 1;
+    uint32_t cnt = 10;
+#ifdef _WIN32
+    // TCP_KEEPIDLE and TCP_KEEPINTVL are available since Win 10 version 1709
+    // TCP_KEEPCNT since Win 10 version 1703
+#if defined(TCP_KEEPIDLE) && defined(TCP_KEEPINTVL) && defined(TCP_KEEPCNT)
+    std::string val = "1";
+    setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE, val.c_str(), sizeof(val));
+    std::string seconds_str = std::to_string(seconds);
+    setsockopt(socket, IPPROTO_TCP, TCP_KEEPIDLE,
+        seconds_str.c_str(), sizeof(seconds_str));
+    std::string interval_str = std::to_string(interval);
+    setsockopt(socket, IPPROTO_TCP, TCP_KEEPINTVL,
+        interval_str.c_str(), sizeof(interval_str));
+    std::string cnt_str = std::to_string(cnt);
+    setsockopt(socket, IPPROTO_TCP, TCP_KEEPCNT,
+        cnt_str.c_str(), sizeof(cnt_str));
+#else
+    struct {
+        uint32_t onoff;
+        uint32_t keepalivetime;
+        uint32_t keepaliveinterval;
+    } keepalive;
+    keepalive.onoff = 1;
+    keepalive.keepalivetime = seconds * 1000;
+    keepalive.keepaliveinterval = interval * 1000;
+    int32_t out = 0;
+    WSAIoctl(socket, SIO_KEEPALIVE_VALS, keepalive, sizeof(tcp_keepalive),
+        nullptr, 0, &out, nullptr, nullptr);
+#endif
+#else
+    uint32_t val = 1;
+    setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE, &val, sizeof(uint32_t));
+#ifdef __APPLE__
+    // Old Apple devices only have one parameter
+    setsockopt(socket, IPPROTO_TCP, TCP_KEEPALIVE, &seconds, sizeof(uint32_t));
+#if defined(TCP_KEEPINTVL) && defined(TCP_KEEPCNT)
+    setsockopt(socket, IPPROTO_TCP, TCP_KEEPINTVL, &interval, sizeof(uint32_t));
+    setsockopt(socket, IPPROTO_TCP, TCP_KEEPCNT, &cnt, sizeof(uint32_t));
+#endif
+#else
+    // Linux based systems
+    setsockopt(socket, SOL_TCP, TCP_KEEPIDLE, &seconds, sizeof(uint32_t));
+    setsockopt(socket, SOL_TCP, TCP_KEEPINTVL, &interval, sizeof(uint32_t));
+    setsockopt(socket, SOL_TCP, TCP_KEEPCNT, &cnt, sizeof(uint32_t));
+#endif
+#endif
+}
+
+const asio::ip::address&
+Connection::local_address() const
+{
+    return local_address_;
+}
+
+void
+Connection::timeout(const std::chrono::seconds& timeout, HandlerCb cb)
 {
-    if (!is_open()){
-        if (logger_)
-            logger_->e("[connection:%i] closed, can't timeout", id_);
-        if (cb)
-            cb(asio::error::operation_aborted);
-        return;
-    }
    if (!timeout_timer_)
        timeout_timer_ = std::make_unique<asio::steady_timer>(ctx_);
    timeout_timer_->expires_at(std::chrono::steady_clock::now() + timeout);
@@ -741,7 +731,7 @@ Connection::timeout(const std::chrono::seconds timeout, HandlerCb cb)
            return;
        else if (ec){
            if (logger)
-                logger->e("[connection:%i] timeout error: %s", id, ec.message().c_str());
+                logger->error("[connection:{:d}] timeout error: {:s}", id, ec.message());
        }
        if (cb)
            cb(ec);
@@ -791,6 +781,12 @@ Resolver::~Resolver()
    *destroyed_ = true;
 }

+void
+Resolver::cancel()
+{
+    resolver_.cancel();
+}
+
 inline
 std::vector<asio::ip::tcp::endpoint>
 filter(const std::vector<asio::ip::tcp::endpoint>& epts, sa_family_t family)
@@ -832,9 +828,8 @@ Resolver::resolve(const std::string& host, const std::string& service)
        if (ec == asio::error::operation_aborted or *destroyed)
            return;
        if (logger_) {
-            if (ec)
-                logger_->e("[http:client] [resolver] error for %s:%s: %s",
-                           host.c_str(), service.c_str(), ec.message().c_str());
+            logger_->error("[http:client] [resolver] result for {:s}:{:s}: {:s}",
+                        host, service, ec.message());
        }
        decltype(cbs_) cbs;
        {
@@ -876,7 +871,7 @@ Request::Request(asio::io_context& ctx, const std::string& url, const Json::Valu
            Json::CharReaderBuilder rbuilder;
            auto reader = std::unique_ptr<Json::CharReader>(rbuilder.newCharReader());
            if (!reader->parse(response.body.data(), response.body.data() + response.body.size(), &json, &err) and logger_)
-                logger_->e("[http:request:%i] can't parse response to json", id_, err.c_str());
+                logger_->error("[http:request:{:d}] can't parse response to json: {:s}", id_, err);
        }
        if (jsoncb)
            jsoncb(std::move(json), response);
@@ -898,7 +893,7 @@ Request::Request(asio::io_context& ctx, const std::string& url, OnJsonCb jsoncb,
            Json::CharReaderBuilder rbuilder;
            auto reader = std::unique_ptr<Json::CharReader>(rbuilder.newCharReader());
            if (!reader->parse(response.body.data(), response.body.data() + response.body.size(), &json, &err) and logger_)
-                logger_->e("[http:request:%i] can't parse response to json", id_, err.c_str());
+                logger_->error("[http:request:{:d}] can't parse response to json: {:s}", id_, err);
        }
        if (jsoncb)
            jsoncb(std::move(json), response);
@@ -966,6 +961,8 @@ Request::init_default_headers()
 void
 Request::cancel()
 {
+    if (auto r = resolver_)
+        r->cancel();
    if (auto c = conn_)
        c->close();
 }
@@ -1040,7 +1037,7 @@ Request::set_auth(const std::string& username, const std::string& password)
 void
 Request::build()
 {
-    std::stringstream request;
+    std::ostringstream request;
    bool append_body = !body_.empty();

    // first header
@@ -1062,7 +1059,7 @@ Request::build()
        break;
    case restinio::http_connection_header_t::upgrade:
        if (logger_)
-            logger_->e("Unsupported connection type 'upgrade', fallback to 'close'");
+            logger_->error("Unsupported connection type 'upgrade', fallback to 'close'");
    // fallthrough
    case restinio::http_connection_header_t::close:
        conn_str = "close"; // default
@@ -1080,6 +1077,30 @@ Request::build()
    request_ = request.str();
 }

+// https://stackoverflow.com/a/17708801
+std::string
+Request::url_encode(std::string_view value)
+{
+    std::ostringstream escaped;
+    escaped.fill('0');
+    escaped << std::hex;
+
+    for (const char& c : value) {
+        // Keep alphanumeric and other accepted characters intact
+        if (std::isalnum(c) || c == '-' || c == '_' || c == '.' || c == '~') {
+            escaped << c;
+            continue;
+        }
+
+        // Any other characters are percent-encoded
+        escaped << std::uppercase;
+        escaped << '%' << std::setw(2) << static_cast<int>(static_cast<unsigned char>(c));
+        escaped << std::nouppercase;
+    }
+
+    return escaped.str();
+}
+
 void
 Request::add_on_status_callback(OnStatusCb cb) {
    cbs_.on_status = std::move(cb);
@@ -1116,13 +1137,11 @@ Request::init_parser()
    response_.request = shared_from_this();

    if (!parser_)
-        parser_ = std::make_unique<http_parser>();
-    http_parser_init(parser_.get(), HTTP_RESPONSE);
-    parser_->data = static_cast<void*>(this);
+        parser_ = std::make_unique<llhttp_t>();

    if (!parser_s_)
-        parser_s_ = std::make_unique<http_parser_settings>();
-    http_parser_settings_init(parser_s_.get());
+        parser_s_ = std::make_unique<llhttp_settings_t>();
+    llhttp_settings_init(parser_s_.get());

    cbs_.on_status = [this, statusCb = std::move(cbs_.on_status)](unsigned int status_code){
        response_.status_code = status_code;
@@ -1137,31 +1156,33 @@ Request::init_parser()
        response_.headers[*header_field] = std::string(at, length);
    };

-    // http_parser raw c callback (note: no context can be passed into them)
-    parser_s_->on_status = [](http_parser* parser, const char* /*at*/, size_t /*length*/) -> int {
+    // llhttp raw c callback (note: no context can be passed into them)
+    parser_s_->on_status = [](llhttp_t* parser, const char* /*at*/, size_t /*length*/) -> int {
        static_cast<Request*>(parser->data)->cbs_.on_status(parser->status_code);
        return 0;
    };
-    parser_s_->on_header_field = [](http_parser* parser, const char* at, size_t length) -> int {
+    parser_s_->on_header_field = [](llhttp_t* parser, const char* at, size_t length) -> int {
        static_cast<Request*>(parser->data)->cbs_.on_header_field(at, length);
        return 0;
    };
-    parser_s_->on_header_value = [](http_parser* parser, const char* at, size_t length) -> int {
+    parser_s_->on_header_value = [](llhttp_t* parser, const char* at, size_t length) -> int {
        static_cast<Request*>(parser->data)->cbs_.on_header_value(at, length);
        return 0;
    };
-    parser_s_->on_body = [](http_parser* parser, const char* at, size_t length) -> int {
+    parser_s_->on_body = [](llhttp_t* parser, const char* at, size_t length) -> int {
        static_cast<Request*>(parser->data)->onBody(at, length);
        return 0;
    };
-    parser_s_->on_headers_complete = [](http_parser* parser) -> int {
+    parser_s_->on_headers_complete = [](llhttp_t* parser) -> int {
        static_cast<Request*>(parser->data)->onHeadersComplete();
        return 0;
    };
-    parser_s_->on_message_complete = [](http_parser* parser) -> int {
+    parser_s_->on_message_complete = [](llhttp_t* parser) -> int {
        static_cast<Request*>(parser->data)->onComplete();
        return 0;
    };
+    llhttp_init(parser_.get(), HTTP_RESPONSE, parser_s_.get());
+    parser_->data = static_cast<void*>(this);
 }

 void
@@ -1169,7 +1190,7 @@ Request::connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb)
 {
    if (endpoints.empty()){
        if (logger_)
-            logger_->e("[http:request:%i] connect: no endpoints provided", id_);
+            logger_->error("[http:request:{:d}] connect: no endpoints provided", id_);
        if (cb)
            cb(asio::error::connection_aborted);
        return;
@@ -1178,7 +1199,7 @@ Request::connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb)
        std::string eps = "";
        for (const auto& endpoint : endpoints)
            eps.append(endpoint.address().to_string() + ":" + std::to_string(endpoint.port()) + " ");
-        logger_->d("[http:request:%i] connect begin: %s", id_, eps.c_str());
+        logger_->debug("[http:request:{:d}] connect begin: {:s}", id_, eps);
    }
    bool isHttps = get_url().protocol == "https";
    if (isHttps) {
@@ -1191,6 +1212,9 @@ Request::connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb)
    else
        conn_ = std::make_shared<Connection>(ctx_, false/*ssl*/, logger_);

+    if (conn_ && timeoutCb_)
+        conn_->timeout(timeout_, std::move(timeoutCb_));
+
    // try to connect to any until one works
    std::weak_ptr<Request> wthis = shared_from_this();
    conn_->async_connect(std::move(endpoints), [wthis, cb, isHttps]
@@ -1206,7 +1230,7 @@ Request::connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb)
        }
        else if (ec) {
            if (this_.logger_)
-                this_.logger_->e("[http:request:%i] connect failed with all endpoints: %s", this_.id_, ec.message().c_str());
+                this_.logger_->error("[http:request:{:d}] connect failed with all endpoints: {:s}", this_.id_, ec.message());
        } else {
            const auto& url = this_.get_url();
            auto port = endpoint.port();
@@ -1222,9 +1246,9 @@ Request::connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb)
                        if (ec == asio::error::operation_aborted)
                            return;
                        if (ec and logger)
-                            logger->e("[http:request:%i] handshake error: %s", id, ec.message().c_str());
+                            logger->error("[http:request:{:d}] handshake error: {:s}", id, ec.message());
                        //else if (logger)
-                        //    logger->d("[http:request:%i] handshake success", id);
+                        //    logger->d("[http:request:{:d}] handshake success", id);
                        if (cb)
                            cb(ec);
                    });
@@ -1252,7 +1276,7 @@ Request::send()
            std::lock_guard<std::mutex> lock(this_.mutex_);
            if (ec){
                if (this_.logger_)
-                    this_.logger_->e("[http:request:%i] resolve error: %s", this_.id_, ec.message().c_str());
+                    this_.logger_->error("[http:request:{:d}] resolve error: {:s}", this_.id_, ec.message());
                this_.terminate(asio::error::connection_aborted);
            }
            else if (!this_.conn_ or !this_.conn_->is_open()) {
@@ -1282,7 +1306,7 @@ Request::post()
    init_parser();

    if (logger_)
-        logger_->d("[http:request:%i] sending %zu bytes", id_, request_.size());
+        logger_->debug("[http:request:{}] sending {} bytes", id_, request_.size());

    // write the request to buffer
    std::ostream request_stream(&conn_->input());
@@ -1310,12 +1334,12 @@ Request::terminate(const asio::error_code& ec)

    if (logger_) {
        if (ec and ec != asio::error::eof and !response_.aborted)
-            logger_->e("[http:request:%i] end with error: %s", id_, ec.message().c_str());
+            logger_->error("[http:request:{:d}] end with error: {:s}", id_, ec.message());
        else
-            logger_->d("[http:request:%i] done with status code %u", id_, response_.status_code);
+            logger_->debug("[http:request:{:d}] done with status code {:d}", id_, response_.status_code);
    }

-    if (!parser_ or !http_should_keep_alive(parser_.get()))
+    if (!parser_ or !llhttp_should_keep_alive(parser_.get()))
        if (auto c = conn_)
            c->close();
    notify_state_change(State::DONE);
@@ -1354,17 +1378,15 @@ Request::handle_response(const asio::error_code& ec, size_t /* n_bytes */)
        return;
    }
    auto request = (ec == asio::error::eof) ? std::string{} : conn_->read_bytes();
-    size_t ret = http_parser_execute(parser_.get(), parser_s_.get(), request.c_str(), request.size());
-    if (ret != request.size()) {
+    enum llhttp_errno ret = llhttp_execute(parser_.get(), request.c_str(), request.size());
+    if (ret != HPE_OK && ret != HPE_PAUSED) {
        if (logger_)
-            logger_->e("Error parsing HTTP: %zu %s %s", ret,
-                http_errno_name(HTTP_PARSER_ERRNO(parser_)),
-                http_errno_description(HTTP_PARSER_ERRNO(parser_)));
+            logger_->e("Error parsing HTTP: %zu %s %d", (int)ret, llhttp_errno_name(ret), llhttp_get_error_reason(parser_.get()));
        terminate(asio::error::basic_errors::broken_pipe);
        return;
    }

-    if (state_ != State::DONE and parser_ and not http_body_is_final(parser_.get())) {
+    if (state_ != State::DONE and parser_ and not llhttp_message_needs_eof(parser_.get())) {
        auto toRead = parser_->content_length ? std::min<uint64_t>(parser_->content_length, 64 * 1024) : 64 * 1024;
        std::weak_ptr<Request> wthis = shared_from_this();
        conn_->async_read_some(toRead, [wthis](const asio::error_code& ec, size_t bytes){
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2023 Savoir-faire Linux Inc.
 *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
 *              Nicolas Reynaud <nicolas.reynaud@savoirfairelinux.com>
@@ -32,7 +32,7 @@ namespace indexation {
 * @return string that represent the blob into a readable way
 */
 static std::string blobToString(const Blob &bl) {
-    std::stringstream ss;
+    std::ostringstream ss;
    auto bn = bl.size() % 8;
    auto n = bl.size() / 8;

@@ -46,7 +46,7 @@ static std::string blobToString(const Blob &bl) {
 }

 std::string Prefix::toString() const {
-    std::stringstream ss;
+    std::ostringstream ss;

    ss << "Prefix : " << std::endl << "\tContent_ : \"";
    ss << blobToString(content_);
@@ -316,7 +316,7 @@ void Pht::updateCanary(Prefix p) {
    dht_->put(p.hash(), std::move(canary_value),
        [=](bool){
            static std::bernoulli_distribution d(0.5);
-            crypto::random_device rd;
+            std::random_device rd;
            if (p.size_ and d(rd))
                updateCanary(p.getPrefix(-1));
        }
@@ -1,58 +0,0 @@
-/*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
- *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
-#include "infohash.h"
-
-#include <functional>
-#include <sstream>
-#include <cstdio>
-
-using namespace std::literals;
-
-namespace dht {
-
-const HexMap hex_map = {};
-
-void
-NodeExport::msgpack_unpack(msgpack::object o)
-{
-    if (o.type != msgpack::type::MAP)
-        throw msgpack::type_error();
-    if (o.via.map.size < 2)
-        throw msgpack::type_error();
-    if (o.via.map.ptr[0].key.as<std::string_view>() != "id"sv)
-        throw msgpack::type_error();
-    if (o.via.map.ptr[1].key.as<std::string_view>() != "addr"sv)
-        throw msgpack::type_error();
-    const auto& addr = o.via.map.ptr[1].val;
-    if (addr.type != msgpack::type::BIN)
-        throw msgpack::type_error();
-    if (addr.via.bin.size > sizeof(sockaddr_storage))
-        throw msgpack::type_error();
-    id.msgpack_unpack(o.via.map.ptr[0].val);
-    sslen = addr.via.bin.size;
-    std::copy_n(addr.via.bin.ptr, addr.via.bin.size, (char*)&ss);
-}
-
-std::ostream& operator<< (std::ostream& s, const NodeExport& h)
-{
-    msgpack::pack(s, h);
-    return s;
-}
-
-}