update to version 2.1.7

Tested on Debian Sid

CMakeLists.txt

@@ -1,10 +1,12 @@
 cmake_minimum_required (VERSION 3.1)
 include(CMakePackageConfigHelpers)
 include(CMakeDependentOption)
+include(FindPkgConfig)
+include(cmake/CheckAtomic.cmake)
 
 project (opendht)
 set (opendht_VERSION_MAJOR 2)
-set (opendht_VERSION_MINOR 1.3)
+set (opendht_VERSION_MINOR 1.7)
 set (opendht_VERSION ${opendht_VERSION_MAJOR}.${opendht_VERSION_MINOR})
 set (PACKAGE_VERSION ${opendht_VERSION})
 set (VERSION "${opendht_VERSION}")
@@ -16,6 +18,7 @@ option (OPENDHT_LOG "Build with logs" ON)
 option (OPENDHT_PYTHON "Build Python bindings" OFF)
 option (OPENDHT_TOOLS "Build DHT tools" ON)
 option (OPENDHT_SYSTEMD "Install systemd module" OFF)
+option (OPENDHT_SYSTEMD_UNIT_FILE_LOCATION "Where to install systemd unit file")
 option (OPENDHT_ARGON2 "Use included argon2 sources" OFF)
 option (OPENDHT_LTO "Build with LTO" OFF)
 option (OPENDHT_SANITIZE "Build with address sanitizer and stack protector" OFF)
@@ -29,6 +32,7 @@ CMAKE_DEPENDENT_OPTION(OPENDHT_HTTP "Build embedded http(s) client" OFF "NOT OPE
 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)
@@ -36,61 +40,84 @@ option (OPENDHT_DOCUMENTATION "Create and install the HTML based API documentati
 
 # Dependencies
 list (APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
-find_package (Threads)
-find_package (PkgConfig REQUIRED)
-find_package (GnuTLS 3.3 REQUIRED)
-pkg_search_module (Nettle nettle)
-find_package (Msgpack 1.2 REQUIRED)
-if (OPENDHT_TOOLS)
-    find_package (Readline 6 REQUIRED)
-endif ()
-if (NOT OPENDHT_ARGON2)
-    pkg_search_module(argon2 libargon2)
-    if (argon2_FOUND)
-        message("-- Found Argon2: " ${argon2_LIBRARY_DIRS} " (found version \"" ${argon2_VERSION} "\")")
-        link_directories (${argon2_LIBRARY_DIRS})
-    else ()
-        message("Argon2 not found, using included version.")
-        set(OPENDHT_ARGON2 ON)
+if (NOT MSVC)
+    find_package (Threads)
+    find_package (PkgConfig REQUIRED)
+    find_package (GnuTLS 3.3 REQUIRED)
+    pkg_search_module (Nettle nettle)
+    find_package (Msgpack 1.2 REQUIRED)
+    if (OPENDHT_TOOLS)
+        find_package (Readline 6 REQUIRED)
+    endif ()
+    if (NOT OPENDHT_ARGON2)
+        pkg_search_module(argon2 libargon2)
+        if (argon2_FOUND)
+            message("-- Found Argon2: " ${argon2_LIBRARY_DIRS} " (found version \"" ${argon2_VERSION} "\")")
+            link_directories (${argon2_LIBRARY_DIRS})
+        else ()
+            message("Argon2 not found, using included version.")
+            set(OPENDHT_ARGON2 ON)
+        endif()
+    endif ()
+
+    pkg_search_module(Jsoncpp jsoncpp)
+    if (Jsoncpp_FOUND)
+        add_definitions(-DOPENDHT_JSONCPP)
+        list (APPEND opendht_SOURCES
+          src/base64.h
+          src/base64.cpp
+        )
     endif()
-endif ()
 
-pkg_search_module(Jsoncpp jsoncpp)
-if (Jsoncpp_FOUND)
-    add_definitions(-DOPENDHT_JSONCPP)
-    list (APPEND opendht_SOURCES
-      src/base64.h
-      src/base64.cpp
-    )
-endif()
-
-if (OPENDHT_HTTP)
-    find_package(Restinio REQUIRED)
-    if (Restinio_FOUND)
+    if (OPENDHT_HTTP)
+        find_path(ASIO_INCLUDE_DIR asio.hpp REQUIRED)
+        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)
-    endif()
-    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)
-        if (OPENSSL_FOUND)
-            message(STATUS "Found OpenSSL ${OPENSSL_VERSION}")
-            include_directories(${OPENSSL_INCLUDE_DIRS})
-        else ()
-            message(SEND_ERROR "OpenSSL is required for DHT proxy as specified")
+        if (NOT Jsoncpp_FOUND)
+            message(SEND_ERROR "Jsoncpp is required for DHT proxy support")
         endif()
-    endif()
-    if (OPENDHT_PROXY_HTTP_PARSER_FORK)
-        add_definitions(-DOPENDHT_PROXY_HTTP_PARSER_FORK)
-    endif()
-else()
-    set(OPENDHT_PROXY_OPENSSL OFF)
-endif()
+        if (OPENDHT_PROXY_OPENSSL)
+            # https://cmake.org/cmake/help/latest/module/FindOpenSSL.html
+            pkg_search_module(OPENSSL REQUIRED openssl)
+            if (OPENSSL_FOUND)
+                message(STATUS "Found OpenSSL ${OPENSSL_VERSION} ${OPENSSL_INCLUDE_DIRS}")
+                include_directories(SYSTEM ${OPENSSL_INCLUDE_DIRS})
+                link_directories (${OPENSSL_LIBRARY_DIRS})
+            else ()
+                message(SEND_ERROR "OpenSSL is required for DHT proxy as specified")
+            endif()
+        endif()
+        if (OPENDHT_PROXY_HTTP_PARSER_FORK)
+            add_definitions(-DOPENDHT_PROXY_HTTP_PARSER_FORK)
+        endif()
+    else ()
+        set(OPENDHT_PROXY_OPENSSL OFF)
+    endif ()
+else ()
+    set (WIN32_DEP_DIR ${PROJECT_SOURCE_DIR}/../)
+    include_directories(${WIN32_DEP_DIR}/../msvc/include) # SMP gnutls
+    include_directories(${WIN32_DEP_DIR}/argon2/include)
+    include_directories(${WIN32_DEP_DIR}/jsoncpp/include)
+    list (APPEND opendht_SOURCES
+        src/base64.h
+        src/base64.cpp
+    )
+    add_definitions(-DOPENDHT_JSONCPP)
+    include_directories(${WIN32_DEP_DIR}/msgpack-c/include)
+    if (OPENDHT_HTTP OR OPENDHT_PEER_DISCOVERY)
+        include_directories(
+            ${WIN32_DEP_DIR}/asio/asio/include
+            ${WIN32_DEP_DIR}/openssl/include
+            ${WIN32_DEP_DIR}/restinio/dev
+            ${WIN32_DEP_DIR}/fmt/include
+            ${WIN32_DEP_DIR}/http_parser
+        )
+    endif ()
+endif ()
+
 if (OPENDHT_HTTP OR OPENDHT_PEER_DISCOVERY)
     add_definitions(-DASIO_STANDALONE)
 endif()
@@ -98,9 +125,21 @@ endif()
 # Build flags
 set (CMAKE_CXX_STANDARD 14)
 set (CMAKE_CXX_STANDARD_REQUIRED on)
-set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-return-type -Wall -Wextra -Wnon-virtual-dtor -pedantic-errors -fvisibility=hidden")
-if (OPENDHT_SANITIZE)
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fstack-protector-strong")
+
+if (NOT MSVC)
+    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-return-type -Wall -Wextra -Wnon-virtual-dtor -pedantic-errors -fvisibility=hidden")
+    if (OPENDHT_SANITIZE)
+        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fstack-protector-strong")
+    endif ()
+else ()
+    add_definitions(-D_WINSOCK_DEPRECATED_NO_WARNINGS
+                    -D_CRT_SECURE_NO_WARNINGS
+                    -DWIN32_LEAN_AND_MEAN
+                    -DSTATIC_GETOPT
+                    -DGNUTLS_INTERNAL_BUILD)
+    set(DISABLE_MSC_WARNINGS "/wd4101 /wd4244 /wd4267 /wd4273 /wd4804 /wd4834 /wd4996")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${DISABLE_MSC_WARNINGS}")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
 endif ()
 set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DMSGPACK_DISABLE_LEGACY_NIL -DMSGPACK_DISABLE_LEGACY_CONVERT")
 
@@ -113,7 +152,7 @@ if (OPENDHT_LOG)
 else ()
     add_definitions(-DOPENDHT_LOG=false)
 endif()
-if (OPENDHT_LTO)
+if (OPENDHT_LTO AND NOT MSVC)
     set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto")
     if (CMAKE_COMPILER_IS_GNUCC)
         set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fuse-linker-plugin")
@@ -132,15 +171,15 @@ 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 ()
-if (OpenSSL_INCLUDE_DIR)
-    include_directories (SYSTEM "${OpenSSL_INCLUDE_DIR}")
-endif ()
 link_directories (${Nettle_LIBRARY_DIRS})
 link_directories (${Jsoncpp_LIBRARY_DIRS})
 include_directories (
@@ -285,23 +324,81 @@ if(OPENDHT_ARGON2)
     include_directories(argon2/include/)
 endif()
 
+# cross-platform compatibility sources
+set (COMPAT_DIR ${PROJECT_SOURCE_DIR}/src/compat/)
+list (APPEND opendht_SOURCES ${COMPAT_DIR}/os_cert.cpp)
+
+if (MSVC)
+    set (MSC_COMPAT_DIR ${COMPAT_DIR}/msvc/)
+    list (APPEND opendht_SOURCES ${MSC_COMPAT_DIR}/unistd.h)
+endif ()
+
 # Targets
 if (OPENDHT_STATIC)
-    add_library (opendht-static STATIC
-        ${opendht_SOURCES}
-        ${opendht_HEADERS}
-    )
-    set_target_properties (opendht-static PROPERTIES OUTPUT_NAME "opendht")
-    if (OPENDHT_ARGON2)
-        target_include_directories(opendht-static SYSTEM PRIVATE argon2)
+    if (NOT MSVC)
+        add_library (opendht-static STATIC
+            ${opendht_SOURCES}
+            ${opendht_HEADERS}
+        )
+        set_target_properties (opendht-static PROPERTIES OUTPUT_NAME "opendht")
+        if (OPENDHT_ARGON2)
+            target_include_directories(opendht-static SYSTEM PRIVATE argon2)
+        else ()
+            target_include_directories(opendht-static SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
+        endif ()
+        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 ()
-        target_include_directories(opendht-static SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
-    endif ()
-    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}
-               ${OPENSSL_STATIC_LIBRARIES})
+        if (OPENDHT_TOOLS)
+            function (add_obj_lib name libfile)
+                add_library(${name} OBJECT IMPORTED)
+                set_property(TARGET ${name} PROPERTY IMPORTED_OBJECTS ${libfile})
+            endfunction ()
+            add_obj_lib (win32_json ${WIN32_DEP_DIR}/../msvc/lib/x64/lib_json.lib)
+            add_obj_lib (win32_gnutls ${WIN32_DEP_DIR}/../msvc/lib/x64/libgnutls.lib)
+            add_obj_lib (win32_argon2 ${WIN32_DEP_DIR}/argon2/vs2015/Argon2Ref/vs2015/build/Argon2Ref.lib)
+            list (APPEND obj_libs
+                $<TARGET_OBJECTS:win32_json>
+                $<TARGET_OBJECTS:win32_gnutls>
+                $<TARGET_OBJECTS:win32_argon2>
+            )
+            if (OPENDHT_HTTP)
+                add_obj_lib (win32_fmt ${WIN32_DEP_DIR}/fmt/msvc/Release/fmt.lib)
+                add_obj_lib (win32_http_parser ${WIN32_DEP_DIR}/http_parser/x64/Release/http-parser.lib)
+                add_obj_lib (win32_ssl ${WIN32_DEP_DIR}/openssl/libssl_static.lib)
+                add_obj_lib (win32_crypto ${WIN32_DEP_DIR}/openssl/libcrypto_static.lib)
+                list (APPEND obj_libs
+                    $<TARGET_OBJECTS:win32_fmt>
+                    $<TARGET_OBJECTS:win32_http_parser>
+                    $<TARGET_OBJECTS:win32_ssl>
+                    $<TARGET_OBJECTS:win32_crypto>
+                )
+            endif ()
+        else ()
+            list (APPEND win32_Libs
+                ${PROJECT_SOURCE_DIR}/../../msvc/lib/x64/libgnutls.lib
+                ${PROJECT_SOURCE_DIR}/../../msvc/lib/x64/lib_json.lib
+                ${PROJECT_SOURCE_DIR}/../argon2/vs2015/Argon2Ref/vs2015/build/Argon2Ref.lib
+            )
+            list (APPEND win32_Libs
+                ${PROJECT_SOURCE_DIR}/../fmt/msvc/Release/fmt.lib
+                ${PROJECT_SOURCE_DIR}/../http_parser/x64/Release/http-parser.lib
+                ${PROJECT_SOURCE_DIR}/../openssl/libssl.lib
+                ${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 ()
 
@@ -319,11 +416,20 @@ if (OPENDHT_SHARED)
         target_link_libraries(opendht PRIVATE ${argon2_LIBRARIES})
         target_include_directories(opendht SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
     endif ()
-    target_link_libraries(opendht
-        PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${OPENSSL_LIBRARIES}
-        PRIVATE ${GNUTLS_LIBRARIES} ${Nettle_LIBRARIES}
-                ${Jsoncpp_LIBRARIES}
-                ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY})
+    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}
+            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})
+    endif ()
 
     install (TARGETS opendht DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht)
 endif ()
@@ -393,19 +499,21 @@ if (OPENDHT_TESTS)
         tests/threadpooltester.h
         tests/threadpooltester.cpp
     )
-    if (OPENDHT_PROXY_SERVER AND OPENDHT_PROXY_CLIENT)
-        list (APPEND test_FILES
-            tests/httptester.h
-            tests/httptester.cpp
-            tests/dhtproxytester.h
-            tests/dhtproxytester.cpp
-        )
-    endif()
-    if (OPENDHT_PEER_DISCOVERY)
-        list (APPEND test_FILES
-            tests/peerdiscoverytester.h
-            tests/peerdiscoverytester.cpp
-        )
+    if (OPENDHT_TESTS_NETWORK)
+        if (OPENDHT_PROXY_SERVER AND OPENDHT_PROXY_CLIENT)
+            list (APPEND test_FILES
+                tests/httptester.h
+                tests/httptester.cpp
+                tests/dhtproxytester.h
+                tests/dhtproxytester.cpp
+            )
+        endif()
+        if (OPENDHT_PEER_DISCOVERY)
+            list (APPEND test_FILES
+                tests/peerdiscoverytester.h
+                tests/peerdiscoverytester.cpp
+            )
+        endif()
     endif()
     add_executable(opendht_unit_tests
         tests/tests_runner.cpp

MSVC/.gitignore

@@ -1,248 +0,0 @@
-## Ignore Visual Studio temporary files, build results, and
-## files generated by popular Visual Studio add-ons.
-
-#output directories
-DebugLib/
-Debug/
-ReleaseLib/
-Release/
-.config/
-# User-specific files
-*.suo
-*.user
-*.userosscache
-*.sln.docstates
-*.VC.VC.opendb
-*.VC.db
-*.db
-
-# User-specific files (MonoDevelop/Xamarin Studio)
-*.userprefs
-
-# Build results
-[Dd]ebug/
-[Dd]ebugPublic/
-[Rr]elease/
-[Rr]eleases/
-x64/
-x86/
-bld/
-[Bb]in/
-[Oo]bj/
-
-# Visual Studio 2015 cache/options directory
-.vs/
-# Uncomment if you have tasks that create the project's static files in wwwroot
-#wwwroot/
-
-# MSTest test Results
-[Tt]est[Rr]esult*/
-[Bb]uild[Ll]og.*
-
-# NUNIT
-*.VisualState.xml
-TestResult.xml
-
-# Build Results of an ATL Project
-[Dd]ebugPS/
-[Rr]eleasePS/
-dlldata.c
-
-# DNX
-project.lock.json
-artifacts/
-
-*_i.c
-*_p.c
-*_i.h
-*.ilk
-*.meta
-*.obj
-*.pch
-*.pdb
-*.pgc
-*.pgd
-*.rsp
-*.sbr
-*.tlb
-*.tli
-*.tlh
-*.tmp
-*.tmp_proj
-*.log
-*.vspscc
-*.vssscc
-.builds
-*.pidb
-*.svclog
-*.scc
-
-# Chutzpah Test files
-_Chutzpah*
-
-# Visual C++ cache files
-ipch/
-*.aps
-*.ncb
-*.opendb
-*.opensdf
-*.sdf
-*.cachefile
-
-# Visual Studio profiler
-*.psess
-*.vsp
-*.vspx
-*.sap
-
-# TFS 2012 Local Workspace
-$tf/
-
-# Guidance Automation Toolkit
-*.gpState
-
-# ReSharper is a .NET coding add-in
-_ReSharper*/
-*.[Rr]e[Ss]harper
-*.DotSettings.user
-
-# JustCode is a .NET coding add-in
-.JustCode
-
-# TeamCity is a build add-in
-_TeamCity*
-
-# DotCover is a Code Coverage Tool
-*.dotCover
-
-# NCrunch
-_NCrunch_*
-.*crunch*.local.xml
-nCrunchTemp_*
-
-# MightyMoose
-*.mm.*
-AutoTest.Net/
-
-# Web workbench (sass)
-.sass-cache/
-
-# Installshield output folder
-[Ee]xpress/
-
-# DocProject is a documentation generator add-in
-DocProject/buildhelp/
-DocProject/Help/*.HxT
-DocProject/Help/*.HxC
-DocProject/Help/*.hhc
-DocProject/Help/*.hhk
-DocProject/Help/*.hhp
-DocProject/Help/Html2
-DocProject/Help/html
-
-# Click-Once directory
-publish/
-
-# Publish Web Output
-*.[Pp]ublish.xml
-*.azurePubxml
-# TODO: Comment the next line if you want to checkin your web deploy settings 
-# but database connection strings (with potential passwords) will be unencrypted
-*.pubxml
-*.publishproj
-
-# NuGet Packages
-*.nupkg
-# The packages folder can be ignored because of Package Restore
-**/packages/*
-# except build/, which is used as an MSBuild target.
-!**/packages/build/
-# Uncomment if necessary however generally it will be regenerated when needed
-#!**/packages/repositories.config
-# NuGet v3's project.json files produces more ignoreable files
-*.nuget.props
-*.nuget.targets
-
-# Microsoft Azure Build Output
-csx/
-*.build.csdef
-
-# Microsoft Azure Emulator
-ecf/
-rcf/
-
-# Microsoft Azure ApplicationInsights config file
-ApplicationInsights.config
-
-# Windows Store app package directory
-AppPackages/
-BundleArtifacts/
-
-# Visual Studio cache files
-# files ending in .cache can be ignored
-*.[Cc]ache
-# but keep track of directories ending in .cache
-!*.[Cc]ache/
-
-# Others
-ClientBin/
-~$*
-*~
-*.dbmdl
-*.dbproj.schemaview
-*.pfx
-*.publishsettings
-node_modules/
-orleans.codegen.cs
-
-# RIA/Silverlight projects
-Generated_Code/
-
-# Backup & report files from converting an old project file
-# to a newer Visual Studio version. Backup files are not needed,
-# because we have git ;-)
-_UpgradeReport_Files/
-Backup*/
-UpgradeLog*.XML
-UpgradeLog*.htm
-
-# SQL Server files
-*.mdf
-*.ldf
-
-# Business Intelligence projects
-*.rdl.data
-*.bim.layout
-*.bim_*.settings
-
-# Microsoft Fakes
-FakesAssemblies/
-
-# GhostDoc plugin setting file
-*.GhostDoc.xml
-
-# Node.js Tools for Visual Studio
-.ntvs_analysis.dat
-
-# Visual Studio 6 build log
-*.plg
-
-# Visual Studio 6 workspace options file
-*.opt
-
-# Visual Studio LightSwitch build output
-**/*.HTMLClient/GeneratedArtifacts
-**/*.DesktopClient/GeneratedArtifacts
-**/*.DesktopClient/ModelManifest.xml
-**/*.Server/GeneratedArtifacts
-**/*.Server/ModelManifest.xml
-_Pvt_Extensions
-
-# Paket dependency manager
-.paket/paket.exe
-
-# FAKE - F# Make
-.fake/
-
-!config.h
-contrib/build/

MSVC/dhtchat.vcxproj

@@ -1,168 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup Label="ProjectConfigurations">
-    <ProjectConfiguration Include="Debug|Win32">
-      <Configuration>Debug</Configuration>
-      <Platform>Win32</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="Release|Win32">
-      <Configuration>Release</Configuration>
-      <Platform>Win32</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="Debug|x64">
-      <Configuration>Debug</Configuration>
-      <Platform>x64</Platform>
-    </ProjectConfiguration>
-    <ProjectConfiguration Include="Release|x64">
-      <Configuration>Release</Configuration>
-      <Platform>x64</Platform>
-    </ProjectConfiguration>
-  </ItemGroup>
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>{8BE7F14D-B227-4D54-9105-7E5473F2D0BA}</ProjectGuid>
-    <RootNamespace>dhtchat</RootNamespace>
-    <WindowsTargetPlatformVersion>$(LatestTargetPlatformVersion)</WindowsTargetPlatformVersion>
-  </PropertyGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>$(DefaultPlatformToolset)</PlatformToolset>
-    <CharacterSet>MultiByte</CharacterSet>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
-    <ConfigurationType>Application</ConfigurationType>
-    <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>$(DefaultPlatformToolset)</PlatformToolset>
-    <WholeProgramOptimization>true</WholeProgramOptimization>
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-  </PropertyGroup>
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-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
-    <OutDir>$(ProjectDir)..\..\..\msvc\</OutDir>
-    <TargetName>libopendht</TargetName>
-  </PropertyGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
-    <ClCompile>
-      <WarningLevel>Level3</WarningLevel>
-      <Optimization>Disabled</Optimization>
-      <SDLCheck>true</SDLCheck>
-      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\openssl\inc32;$(ProjectDir)..\..\asio\asio\include;$(ProjectDir)..\..\restinio\dev;$(ProjectDir)..\..\fmt\include;$(ProjectDir)..\..\http_parser</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;ASIO_STANDALONE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <DisableSpecificWarnings>4804;4800;4101;4267;4244;4503;4273;</DisableSpecificWarnings>
-      <AdditionalOptions>-D_SCL_SECURE_NO_WARNING;%(AdditionalOptions)</AdditionalOptions>
-      <SuppressStartupBanner>false</SuppressStartupBanner>
-      <ProgramDataBaseFileName>$(OutDir)lib\$(PlatformTarget)\$(TargetName).pdb</ProgramDataBaseFileName>
-    </ClCompile>
-    <PostBuildEvent>
-      <Command>mkdir $(OutDir)\include
-mkdir $(OutDir)\include\opendht
-mkdir $(OutDir)\include\opendht\indexation
-copy ..\include\opendht\indexation\*.h $(OutDir)\include\opendht\indexation
-copy ..\include\opendht\*.h $(OutDir)\include\opendht
-copy ..\include\opendht.h $(OutDir)\include\</Command>
-    </PostBuildEvent>
-    <Lib>
-      <OutputFile>$(OutDir)lib\$(PlatformTarget)\$(TargetName)$(TargetExt)</OutputFile>
-    </Lib>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
-    <ClCompile>
-      <WarningLevel>Level3</WarningLevel>
-      <Optimization>Disabled</Optimization>
-      <SDLCheck>true</SDLCheck>
-      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\openssl\inc32;$(ProjectDir)..\..\asio\asio\include;$(ProjectDir)..\..\restinio\dev;$(ProjectDir)..\..\fmt\include;$(ProjectDir)..\..\http_parser</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;ASIO_STANDALONE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <DisableSpecificWarnings>4804;4800;4101;4267;4244;4503;4273;</DisableSpecificWarnings>
-      <AdditionalOptions>-D_SCL_SECURE_NO_WARNING;%(AdditionalOptions)</AdditionalOptions>
-      <ProgramDataBaseFileName>$(OutDir)lib\$(PlatformTarget)\$(TargetName).pdb</ProgramDataBaseFileName>
-    </ClCompile>
-    <PostBuildEvent>
-      <Command>mkdir $(OutDir)\include
-mkdir $(OutDir)\include\opendht
-mkdir $(OutDir)\include\opendht\indexation
-copy ..\include\opendht\indexation\*.h $(OutDir)\include\opendht\indexation
-copy ..\include\opendht\*.h $(OutDir)\include\opendht
-copy ..\include\opendht.h $(OutDir)\include\</Command>
-    </PostBuildEvent>
-    <Lib>
-      <OutputFile>$(OutDir)lib\$(PlatformTarget)\$(TargetName)$(TargetExt)</OutputFile>
-    </Lib>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
-    <ClCompile>
-      <WarningLevel>Level3</WarningLevel>
-      <Optimization>MaxSpeed</Optimization>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
-      <IntrinsicFunctions>true</IntrinsicFunctions>
-      <SDLCheck>true</SDLCheck>
-      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\openssl\inc32;$(ProjectDir)..\..\asio\asio\include;$(ProjectDir)..\..\restinio\dev;$(ProjectDir)..\..\fmt\include;$(ProjectDir)..\..\http_parser</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;ASIO_STANDALONE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <DisableSpecificWarnings>4804;4800;4101;4267;4244;4503;4273;</DisableSpecificWarnings>
-      <AdditionalOptions>-D_SCL_SECURE_NO_WARNING;%(AdditionalOptions)</AdditionalOptions>
-      <ProgramDataBaseFileName>$(OutDir)lib\$(PlatformTarget)\$(TargetName).pdb</ProgramDataBaseFileName>
-    </ClCompile>
-    <Link>
-      <EnableCOMDATFolding>true</EnableCOMDATFolding>
-      <OptimizeReferences>true</OptimizeReferences>
-    </Link>
-    <PostBuildEvent>
-      <Command>mkdir $(OutDir)\include
-mkdir $(OutDir)\include\opendht
-mkdir $(OutDir)\include\opendht\indexation
-copy ..\include\opendht\indexation\*.h $(OutDir)\include\opendht\indexation
-copy ..\include\opendht\*.h $(OutDir)\include\opendht
-copy ..\include\opendht.h $(OutDir)\include\</Command>
-    </PostBuildEvent>
-    <Lib>
-      <OutputFile>$(OutDir)lib\$(PlatformTarget)\$(TargetName)$(TargetExt)</OutputFile>
-      <LinkTimeCodeGeneration>false</LinkTimeCodeGeneration>
-    </Lib>
-  </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
-    <ClCompile>
-      <WarningLevel>Level3</WarningLevel>
-      <Optimization>Full</Optimization>
-      <FunctionLevelLinking>true</FunctionLevelLinking>
-      <IntrinsicFunctions>true</IntrinsicFunctions>
-      <SDLCheck>true</SDLCheck>
-      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\openssl\inc32;$(ProjectDir)..\..\asio\asio\include;$(ProjectDir)..\..\restinio\dev;$(ProjectDir)..\..\fmt\include;$(ProjectDir)..\..\http_parser</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;ASIO_STANDALONE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <DisableSpecificWarnings>4804;4800;4101;4267;4244;4503;4273;</DisableSpecificWarnings>
-      <AdditionalOptions>-D_SCL_SECURE_NO_WARNING;%(AdditionalOptions)</AdditionalOptions>
-      <ProgramDataBaseFileName>$(OutDir)lib\$(PlatformTarget)\$(TargetName).pdb</ProgramDataBaseFileName>
-      <MultiProcessorCompilation>true</MultiProcessorCompilation>
-    </ClCompile>
-    <Link>
-      <EnableCOMDATFolding>true</EnableCOMDATFolding>
-      <OptimizeReferences>true</OptimizeReferences>
-    </Link>
-    <PostBuildEvent>
-      <Command>mkdir $(OutDir)\include
-mkdir $(OutDir)\include\opendht
-mkdir $(OutDir)\include\opendht\indexation
-copy ..\include\opendht\indexation\*.h $(OutDir)\include\opendht\indexation
-copy ..\include\opendht\*.h $(OutDir)\include\opendht
-copy ..\include\opendht.h $(OutDir)\include\</Command>
-    </PostBuildEvent>
-    <Lib>
-      <OutputFile>$(OutDir)lib\$(PlatformTarget)\$(TargetName)$(TargetExt)</OutputFile>
-      <LinkTimeCodeGeneration>false</LinkTimeCodeGeneration>
-      <AdditionalLibraryDirectories>
-      </AdditionalLibraryDirectories>
-    </Lib>
-  </ItemDefinitionGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-  <ImportGroup Label="ExtensionTargets">
-  </ImportGroup>
-</Project>

MSVC/opendht.vcxproj.filters

@@ -1,198 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup>
-    <ClCompile Include="..\src\callbacks.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\crypto.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\default_types.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\dht.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\dhtrunner.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\infohash.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\log.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\network_engine.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\node.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\node_cache.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\routing_table.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\securedht.cpp">
-      <Filter>Source Files</Filter>
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-    <ClCompile Include="..\src\utils.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\value.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\base64.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\dht_proxy_server.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\indexation\pht.cpp">
-      <Filter>Source Files\indexation</Filter>
-    </ClCompile>
-    <ClCompile Include="wingetopt.c" />
-    <ClCompile Include="..\src\rng.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\op_cache.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\dht_proxy_client.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\peer_discovery.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\network_utils.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\thread_pool.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\http.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-  </ItemGroup>
-  <ItemGroup>
-    <ClInclude Include="..\include\opendht.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\callbacks.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\crypto.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\default_types.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\dht.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\dht_proxy_server.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\dhtrunner.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\infohash.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\log.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\log_enable.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\network_engine.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\node.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\node_cache.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\rate_limiter.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\rng.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\routing_table.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\scheduler.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\securedht.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\utils.h">
-      <Filter>Header Files\opendht</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\value.h">
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-    </ClInclude>
-    <ClInclude Include="unistd.h" />
-    <ClInclude Include="wingetopt.h" />
-    <ClInclude Include="..\include\opendht\def.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
-    <ClInclude Include="..\src\net.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
-    <ClInclude Include="..\src\parsed_message.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\sockaddr.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
-    <ClInclude Include="..\src\network_utils.h">
-      <Filter>Header Files\opendht</Filter>
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-    </ClInclude>
-    <ClInclude Include="..\src\listener.h">
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-    <ClInclude Include="..\src\base64.h">
-      <Filter>Source Files</Filter>
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-      <Filter>Source Files</Filter>
-    </ClInclude>
-    <ClInclude Include="..\src\request.h">
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-    <ClInclude Include="..\src\storage.h">
-      <Filter>Source Files</Filter>
-    </ClInclude>
-    <ClInclude Include="..\include\opendht\http.h">
-      <Filter>Header Files\opendht</Filter>
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-  </ItemGroup>
-  <ItemGroup>
-    <Filter Include="Source Files">
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-    </Filter>
-    <Filter Include="Header Files">
-      <UniqueIdentifier>{d1ab5bfe-3ab1-45ee-9324-b4b071887668}</UniqueIdentifier>
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-    <Filter Include="Source Files\indexation">
-      <UniqueIdentifier>{939134d3-d5a2-4458-bca8-a10ea9042ea2}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="Header Files\opendht">
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-    <Filter Include="Header Files\opendht\indexation">
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-    </Filter>
-  </ItemGroup>
-</Project>

cmake/CheckAtomic.cmake

@@ -0,0 +1,93 @@
+# University of Illinois/NCSA
+# Open Source License
+#
+# Copyright (c) 2003-2017 University of Illinois at Urbana-Champaign.
+# All rights reserved.
+#
+# Developed by:
+#
+#     LLVM Team
+#
+#     University of Illinois at Urbana-Champaign
+#
+#     http://llvm.org
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy of
+# this software and associated documentation files (the "Software"), to deal with
+# the Software without restriction, including without limitation the rights to
+# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+# of the Software, and to permit persons to whom the Software is furnished to do
+# so, subject to the following conditions:
+#
+#     * Redistributions of source code must retain the above copyright notice,
+#       this list of conditions and the following disclaimers.
+#
+#     * Redistributions in binary form must reproduce the above copyright notice,
+#       this list of conditions and the following disclaimers in the
+#       documentation and/or other materials provided with the distribution.
+#
+#     * Neither the names of the LLVM Team, University of Illinois at
+#       Urbana-Champaign, nor the names of its contributors may be used to
+#       endorse or promote products derived from this Software without specific
+#       prior written permission.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+# CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+# SOFTWARE.
+
+include(CheckCXXSourceCompiles)
+
+# Sometimes linking against libatomic is required for atomic ops, if
+# the platform doesn't support lock-free atomics.
+
+function(check_working_cxx_atomics varname)
+  set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
+  get_directory_property(compile_options COMPILE_OPTIONS)
+  set(CMAKE_REQUIRED_FLAGS ${compile_options})
+  CHECK_CXX_SOURCE_COMPILES("
+#include <atomic>
+int main() {
+  struct Test { int val; };
+  std::atomic<Test> s;
+  s.is_lock_free();
+}" ${varname})
+  set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})
+endfunction(check_working_cxx_atomics)
+
+
+if(NOT DEFINED PROXYGEN_COMPILER_IS_GCC_COMPATIBLE)
+  if(CMAKE_COMPILER_IS_GNUCXX)
+    set(PROXYGEN_COMPILER_IS_GCC_COMPATIBLE ON)
+  elseif(MSVC)
+    set(PROXYGEN_COMPILER_IS_GCC_COMPATIBLE OFF)
+  elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
+    set(PROXYGEN_COMPILER_IS_GCC_COMPATIBLE ON)
+  elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "Intel")
+    set(PROXYGEN_COMPILER_IS_GCC_COMPATIBLE ON)
+  endif()
+endif()
+
+# This isn't necessary on MSVC, so avoid command-line switch annoyance
+# by only running on GCC-like hosts.
+if(PROXYGEN_COMPILER_IS_GCC_COMPATIBLE)
+  # First check if atomics work without the library.
+  check_working_cxx_atomics(HAVE_CXX_ATOMICS_WITHOUT_LIB)
+  # If not, check if the library exists, and atomics work with it.
+  if(NOT HAVE_CXX_ATOMICS_WITHOUT_LIB)
+    check_library_exists(atomic __atomic_fetch_add_4 "" HAVE_LIBATOMIC)
+    if(HAVE_LIBATOMIC)
+      list(APPEND CMAKE_REQUIRED_LIBRARIES "atomic")
+      check_working_cxx_atomics(HAVE_CXX_ATOMICS_WITH_LIB)
+      if (NOT HAVE_CXX_ATOMICS_WITH_LIB)
+	message(FATAL_ERROR "Host compiler must support std::atomic!")
+      endif()
+      list(APPEND CMAKE_CXX_STANDARD_LIBRARIES -latomic)
+    else()
+      message(FATAL_ERROR "Host compiler appears to require libatomic, but cannot find it.")
+    endif()
+  endif()
+endif()

configure.ac

@@ -1,7 +1,7 @@
 dnl define macros
 m4_define([opendht_major_version], 2)
 m4_define([opendht_minor_version], 1)
-m4_define([opendht_patch_version], 3)
+m4_define([opendht_patch_version], 7)
 m4_define([opendht_version],
 		  [opendht_major_version.opendht_minor_version.opendht_patch_version])
 

docker/Dockerfile

@@ -2,5 +2,5 @@ FROM aberaud/opendht-deps
 MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 RUN git clone https://github.com/savoirfairelinux/opendht.git \
 	&& cd opendht && mkdir build && cd build \
-	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DOPENDHT_PYTHON=On -DOPENDHT_LTO=On && make -j8 && make install \
+	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DOPENDHT_PYTHON=On -DOPENDHT_LTO=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On && make -j8 && make install \
 	&& cd ../.. && rm -rf opendht

docker/DockerfileBionic

@@ -1,4 +1,4 @@
-FROM docker.pkg.github.com/savoirfairelinux/opendht/opendht-deps-bionic:2.0.0
+FROM docker.pkg.github.com/savoirfairelinux/opendht/opendht-deps-bionic:2.1.3
 MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 
 RUN git clone https://github.com/savoirfairelinux/opendht.git \

docker/DockerfileDeps

@@ -17,11 +17,11 @@ RUN apt-get update && apt-get install -y \
 
 RUN echo "*** Downloading RESTinio ***" \
     && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/a7a10e419d9089c5b8ee63f5e3098c892f22fae4.tar.gz \
-    && ls -l && tar -xzf a7a10e419d9089c5b8ee63f5e3098c892f22fae4.tar.gz \
-    && cd restinio-a7a10e419d9089c5b8ee63f5e3098c892f22fae4/dev \
+    && wget https://github.com/aberaud/restinio/archive/2c0b6f5e5ba04d7a74e8406a3df1fd433680599d.tar.gz \
+    && ls -l && tar -xzf 2c0b6f5e5ba04d7a74e8406a3df1fd433680599d.tar.gz \
+    && cd restinio-2c0b6f5e5ba04d7a74e8406a3df1fd433680599d/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*
+    && cd ../../.. && rm -rf restinio

docker/DockerfileDepsLlvm

@@ -18,9 +18,9 @@ ENV CXX c++
 
 RUN echo "*** Downloading RESTinio ***" \
     && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/a7a10e419d9089c5b8ee63f5e3098c892f22fae4.tar.gz \
-    && ls -l && tar -xzf a7a10e419d9089c5b8ee63f5e3098c892f22fae4.tar.gz \
-    && cd restinio-a7a10e419d9089c5b8ee63f5e3098c892f22fae4/dev \
+    && wget https://github.com/aberaud/restinio/archive/2c0b6f5e5ba04d7a74e8406a3df1fd433680599d.tar.gz \
+    && ls -l && tar -xzf 2c0b6f5e5ba04d7a74e8406a3df1fd433680599d.tar.gz \
+    && cd restinio-2c0b6f5e5ba04d7a74e8406a3df1fd433680599d/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 . \

docker/DockerfileLlvm

@@ -2,5 +2,5 @@ FROM aberaud/opendht-deps-llvm
 MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 RUN git clone https://github.com/savoirfairelinux/opendht.git \
 	&& cd opendht && mkdir build && cd build \
-	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DOPENDHT_PYTHON=On -DOPENDHT_LTO=On && make -j8 && make install \
+	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DOPENDHT_PYTHON=On -DOPENDHT_LTO=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On && make -j8 && make install \
 	&& cd ../.. && rm -rf opendht

include/opendht/crypto.h

@@ -1,6 +1,7 @@
 /*
  *  Copyright (C) 2014-2020 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
+ *           Vsevolod Ivanov <vsevolod.ivanov@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
@@ -26,6 +27,7 @@ extern "C" {
 #include <gnutls/gnutls.h>
 #include <gnutls/abstract.h>
 #include <gnutls/x509.h>
+#include <gnutls/ocsp.h>
 }
 
 #include <vector>
@@ -196,7 +198,6 @@ private:
     //friend dht::crypto::Identity dht::crypto::generateIdentity(const std::string&, dht::crypto::Identity, unsigned key_length);
 };
 
-
 class OPENDHT_PUBLIC RevocationList
 {
     using clock = std::chrono::system_clock;
@@ -309,6 +310,36 @@ private:
     gnutls_x509_crq_t request {nullptr};
 };
 
+class OPENDHT_PUBLIC OcspResponse
+{
+public:
+    OcspResponse(const uint8_t* dat_ptr, size_t dat_size);
+    ~OcspResponse();
+
+    Blob pack() const;
+    /*
+     * Get OCSP Response in readable format.
+     */
+    std::string toString(const bool compact = true) const;
+
+    /*
+     * Get OCSP response certificate status.
+     * Return certificate status.
+     * http://www.gnu.org/software/gnutls/reference/gnutls-ocsp.html#gnutls-ocsp-cert-status-t
+     */
+    gnutls_ocsp_cert_status_t getCertificateStatus() const;
+
+    /*
+     * Verify OCSP response.
+     * Return OCSP verify reason.
+     * http://www.gnu.org/software/gnutls/reference/gnutls-ocsp.html#gnutls-ocsp-verify-reason-t
+     */
+    gnutls_ocsp_verify_reason_t verifyDirect(const Certificate& crt, const Blob& nonce);
+
+private:
+    gnutls_ocsp_resp_t response;
+};
+
 struct OPENDHT_PUBLIC Certificate {
     Certificate() noexcept {}
 
@@ -434,6 +465,8 @@ struct OPENDHT_PUBLIC Certificate {
     /** Same as getPublicKey().getLongId() */
     PkId getLongId() const;
 
+    Blob getSerialNumber() const;
+
     /** Read certificate Common Name (CN) */
     std::string getName() const;
 
@@ -527,8 +560,16 @@ struct OPENDHT_PUBLIC Certificate {
 
     gnutls_digest_algorithm_t getPreferredDigest() const;
 
+    /*
+     * Generate OCSP request.
+     * Return GnuTLS error code.
+     * https://www.gnutls.org/manual/html_node/Error-codes.html
+     */
+    std::pair<Blob,Blob> generateOcspRequest(gnutls_x509_crt_t& issuer);
+
     gnutls_x509_crt_t cert {nullptr};
     std::shared_ptr<Certificate> issuer {};
+    std::shared_ptr<OcspResponse> ocspResponse;
 private:
     Certificate(const Certificate&) = delete;
     Certificate& operator=(const Certificate&) = delete;

include/opendht/dht_proxy_client.h

@@ -264,11 +264,10 @@ public:
     std::vector<unsigned> getNodeMessageStats(bool) override { return {}; }
     void setStorageLimit(size_t) override {}
     void connectivityChanged(sa_family_t) override {
-        restartListeners();
+        getProxyInfos();
     }
     void connectivityChanged() override {
         getProxyInfos();
-        restartListeners();
         loopSignal_();
     }
 
@@ -385,7 +384,7 @@ private:
     /**
      * Relaunch LISTEN requests if the client disconnect/reconnect.
      */
-    void restartListeners();
+    void restartListeners(const asio::error_code &ec);
 
     /**
      * Refresh a listen via a token

include/opendht/http.h

@@ -72,15 +72,17 @@ using socket_t = asio::ip::tcp::socket;
 class OPENDHT_PUBLIC Url
 {
 public:
-    Url(){};
+    Url() = default;
     Url(const std::string& url);
     std::string url;
     std::string protocol {"http"};
     std::string host;
-    std::string service {"80"};
-    std::string target {"/"};
+    std::string service;
+    std::string target;
     std::string query;
     std::string fragment;
+
+    std::string toString() const;
 };
 
 class OPENDHT_PUBLIC Connection : public std::enable_shared_from_this<Connection>
@@ -95,7 +97,7 @@ public:
     bool is_open() const;
     bool is_ssl() const;
 
-    void set_ssl_verification(const asio::ip::tcp::endpoint& endpoint, const asio::ssl::verify_mode verify_mode);
+    void set_ssl_verification(const std::string& hostname, const asio::ssl::verify_mode verify_mode);
 
     asio::streambuf& input();
     std::istream& data() { return istream_; }
@@ -226,12 +228,15 @@ public:
     using OnStatusCb = std::function<void(unsigned status_code)>;
     using OnDataCb = std::function<void(const char* at, size_t length)>;
     using OnStateChangeCb = std::function<void(State state, const Response& response)>;
-    using OnJsonCb = std::function<void(Json::Value value, unsigned status_code)>;
+    using OnJsonCb = std::function<void(Json::Value value, const Response& response)>;
     using OnDoneCb = std::function<void(const Response& response)>;
 
     // resolves implicitly
     Request(asio::io_context& ctx, const std::string& url, const Json::Value& json, OnJsonCb jsoncb,
             std::shared_ptr<dht::Logger> logger = {});
+    Request(asio::io_context& ctx, const std::string& url, OnJsonCb jsoncb,
+            std::shared_ptr<dht::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& host, const std::string& service,
             const bool ssl = false, std::shared_ptr<dht::Logger> logger = {});
@@ -285,10 +290,14 @@ public:
 
     void send();
 
+    /** Send and block for response */
+    const Response& await();
+
     /**
      * User action to cancel the Request and call the completion callbacks.
      */
     void cancel();
+    void terminate(const asio::error_code& ec);
 
 private:
     using OnCompleteCb = std::function<void()>;
@@ -301,6 +310,8 @@ private:
         OnStateChangeCb on_state_change;
     };
 
+    static std::string getRelativePath(const Url& origin, const std::string& path);
+
     void notify_state_change(State state);
 
     void build();
@@ -313,8 +324,6 @@ private:
 
     void connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb = {});
 
-    void terminate(const asio::error_code& ec);
-
     void post();
 
     void handle_request(const asio::error_code& ec);

include/opendht/log_enable.h

@@ -82,13 +82,13 @@ private:
 };
 
 struct Logger {
-    LogMethod DBG = {};
-    LogMethod WARN = {};
     LogMethod ERR = {};
+    LogMethod WARN = {};
+    LogMethod DBG = {};
 
     Logger() = default;
     Logger(LogMethod&& err, LogMethod&& warn, LogMethod&& dbg)
-        : DBG(std::move(dbg)), WARN(std::move(warn)), ERR(std::move(err)) {}
+        : ERR(std::move(err)), WARN(std::move(warn)), DBG(std::move(dbg)) {}
     void setFilter(const InfoHash& f) {
         filter_ = f;
         filterEnable_ = static_cast<bool>(filter_);

include/opendht/network_engine.h

@@ -211,6 +211,7 @@ private:
 
 public:
     using RequestCb = std::function<void(const Request&, RequestAnswer&&)>;
+    using RequestErrorCb = std::function<bool(const Request&, DhtProtocolException&&)>;
     using RequestExpiredCb = std::function<void(const Request&, bool)>;
 
     NetworkEngine(const Sp<Logger>& log, std::mt19937_64& rd, Scheduler& scheduler, std::unique_ptr<DatagramSocket>&& sock);
@@ -361,10 +362,9 @@ public:
                            const InfoHash& hash,
                            const Query& query,
                            const Blob& token,
-                           Sp<Request> previous,
+                           Tid socketId,
                            RequestCb&& on_done,
-                           RequestExpiredCb&& on_expired,
-                           SocketCb&& socket_cb);
+                           RequestExpiredCb&& on_expired);
     /**
      * Send a "announce" request to a given node.
      *
@@ -403,6 +403,7 @@ public:
                                  const Value::Id& vid,
                                  const Blob& token,
                                  RequestCb&& on_done,
+                                 RequestErrorCb&& on_error,
                                  RequestExpiredCb&& on_expired);
     /**
      * Send a "update" request to a given node. Used for Listen operations

python/tools/scanner.py

@@ -21,6 +21,7 @@ from math import cos, sin, pi
 import urllib3
 import gzip
 import queue
+from geoip import geolite2
 
 sys.path.append('..')
 from opendht import *
@@ -55,7 +56,7 @@ plt.ion()
 plt.figaspect(2.)
 
 fig, axes = plt.subplots(2, 1)
-fig.set_size_inches(8,16,forward=True)
+#fig.set_size_inches(8,16,forward=True)
 fig.tight_layout()
 fig.canvas.set_window_title('OpenDHT scanner')
 
@@ -90,27 +91,12 @@ def exitcb(arg):
     run = False
 exitbtn.on_clicked(exitcb)
 
-def check_dl(fname, url):
-    if os.path.isfile(fname):
-        return
-    print('downloading', url)
-    ghandle = gzip.GzipFile(fileobj=http.request('GET', url, headers={'User-Agent': 'Mozilla/5.0'}, preload_content=False))
-    with open(fname, 'wb') as out:
-        for line in ghandle:
-            out.write(line)
-
-check_dl("GeoLiteCity.dat", "http://geolite.maxmind.com/download/geoip/database/GeoLiteCity.dat.gz")
-check_dl("GeoLiteCityv6.dat", "http://geolite.maxmind.com/download/geoip/database/GeoLiteCityv6-beta/GeoLiteCityv6.dat.gz")
-
-gi = GeoIP.open("GeoLiteCity.dat", GeoIP.GEOIP_INDEX_CACHE | GeoIP.GEOIP_CHECK_CACHE)
-gi6 = GeoIP.open("GeoLiteCityv6.dat", GeoIP.GEOIP_INDEX_CACHE | GeoIP.GEOIP_CHECK_CACHE)
-
 def gcb(v):
     return True
 
 r = DhtRunner()
 r.run(port=4112)
-r.bootstrap("bootstrap.ring.cx", "4222")
+r.bootstrap("bootstrap.jami.net", "4222")
 
 plt.pause(1)
 
@@ -143,9 +129,9 @@ def nextstep(cur_h, cur_depth, ok, nodes):
         depth = min(8, commonBits+6)
         if cur_depth < depth:
             for b in range(cur_depth, depth):
-                new_h = InfoHash(cur_h.toString());
-                new_h.setBit(b, 1);
-                step(new_h, b+1);
+                new_h = InfoHash(cur_h.toString())
+                new_h.setBit(b, 1)
+                step(new_h, b+1)
     else:
         print("step done with no nodes", ok, cur_h.toString().decode())
     done -= 1
@@ -186,23 +172,22 @@ def appendNewNode(n):
         if addr in nodes_ip6s:
             nodes_ip6s[addr][1] += 1
         else:
-            georecord = gi6.record_by_name_v6(addr)
+            georecord = geolite2.lookup(addr)
             nodes_ip6s[addr] = [n, 1, georecord]
     else:
         if addr in nodes_ip4s:
             nodes_ip4s[addr][1] += 1
         else:
-            georecord = gi.record_by_name(addr)
+            georecord = geolite2.lookup(addr)
             nodes_ip4s[addr] = [n, 1, georecord]
     if georecord:
         appendMapPoint(georecord)
 
 def appendMapPoint(res):
     global lons, lats, cities
-    lons.append(res['longitude'])
-    lats.append(res['latitude'])
-    cities.append(res['city'] if res['city'] else (str(int(res['latitude']))+'-'+str(int(res['longitude']))))
-
+    lons.append(res.location[1])
+    lats.append(res.location[0])
+    cities.append(res.city if res.city else (str(int(res.location[0]))+'-'+str(int(res.location[1]))))
 
 def restart(arg):
     global collection, all_lines, all_nodes, points, done, nodes_ip4s, nodes_ip6s, lats, lons, cities, xys, colors

src/compat/os_cert.cpp

@@ -0,0 +1,221 @@
+/*
+ *  Copyright (C) 2020 Savoir-faire Linux Inc.
+ *  Author: Andreas Traczyk <andreas.traczyk@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 "os_cert.h"
+
+#include "log_enable.h"
+
+#ifdef _WIN32
+#include <windows.h>
+#include <wincrypt.h>
+#pragma comment(lib, "crypt32.lib")
+#endif
+#include <openssl/ssl.h>
+
+#ifdef __APPLE__
+#include <CoreFoundation/CoreFoundation.h>
+#include <Security/Security.h>
+#endif /*__APPLE__*/
+
+#if !defined (LIBRESSL_VERSION_NUMBER) || (LIBRESSL_VERSION_NUMBER < 0x20501000L)
+#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'))
+// Taken from libressl/src/crypto/asn1/a_time_tm.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)
+{
+    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 /*LIBRESSL*/
+
+namespace dht {
+namespace http {
+
+PEMCache::PEMCache(const std::shared_ptr<Logger>& l)
+ : logger(l)
+{
+#ifdef _WIN32
+    PCCERT_CONTEXT pContext = NULL;
+    HCERTSTORE hSystemStore;
+    hSystemStore = CertOpenSystemStore(NULL, "ROOT");
+    if (!hSystemStore) {
+        if (logger)
+            logger->e("couldn't open the system cert store");
+        return;
+    }
+    while (pContext = CertEnumCertificatesInStore(hSystemStore, pContext)) {
+        const uint8_t* encoded_cert = pContext->pbCertEncoded;
+        X509Ptr x509cert(d2i_X509(nullptr, &encoded_cert, pContext->cbCertEncoded), &X509_free);
+        if (x509cert)
+            pems_.emplace_back(std::move(x509cert));
+    }
+    CertCloseStore(hSystemStore, 0);
+#elif __APPLE__
+    CFArrayRef result = NULL;
+    OSStatus osStatus;
+
+    if ((osStatus = SecTrustCopyAnchorCertificates(&result)) != 0) {
+        if (logger) {
+            CFStringRef statusString = SecCopyErrorMessageString(osStatus, NULL);
+            logger->d("Error enumerating certificates: %s",
+                    CFStringGetCStringPtr(statusString, kCFStringEncodingASCII));
+            CFRelease(statusString);
+        }
+        if (result != NULL) {
+            CFRelease(result);
+        }
+        return;
+    }
+    CFDataRef rawData = NULL;
+    for (CFIndex i = 0; i < CFArrayGetCount(result); i++) {
+        SecCertificateRef cert = (SecCertificateRef) CFArrayGetValueAtIndex(result, i);
+        rawData = SecCertificateCopyData(cert);
+        if (!rawData) {
+            if (logger)
+                logger->e("couldn't copy raw certificate data");
+            break;
+        }
+        const uint8_t* rawDataPtr = CFDataGetBytePtr(rawData);
+        X509Ptr x509cert(d2i_X509(nullptr, &rawDataPtr, CFDataGetLength(rawData)), &X509_free);
+        if (x509cert)
+            pems_.emplace_back(std::move(x509cert));
+        CFRelease(rawData);
+        rawData = NULL;
+    }
+    if (result != NULL) {
+        CFRelease(result);
+    }
+    if (rawData != NULL) {
+        CFRelease(rawData);
+    }
+#endif /*__APPLE__, _WIN32*/
+}
+
+void
+PEMCache::fillX509Store(SSL_CTX* ctx)
+{
+    if (logger)
+        logger->w("adding %d decoded certs to X509 store", pems_.size());
+    X509_STORE* store = SSL_CTX_get_cert_store(ctx);
+    if (store == nullptr) {
+        if (logger)
+            logger->e("couldn't get the context cert store");
+        return;
+    }
+    for (const auto& pem : pems_) {
+        if (X509_STORE_add_cert(store, pem.get()) == 1)
+            continue;
+        if (logger)
+            logger->d("couldn't add local certificate");
+    }
+}
+
+} /*namespace http*/
+} /*namespace dht*/

src/compat/os_cert.h

@@ -0,0 +1,59 @@
+/*
+ *  Copyright (C) 2020 Savoir-faire Linux Inc.
+ *  Author: Andreas Traczyk <andreas.traczyk@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 "log_enable.h"
+
+#include <memory>
+
+#include <openssl/x509.h>
+
+#ifdef _WIN32
+#include <crypto/x509.h> // to expose x509_store_ctx_st
+#define V_ASN1_UTCTIME         23
+#define V_ASN1_GENERALIZEDTIME 24
+#define timegm                 _mkgmtime
+int ASN1_time_parse(const char* bytes, size_t len, struct tm* tm, int mode);
+#endif /*_WIN32*/
+
+namespace dht {
+namespace http {
+
+// A singleton class used to cache the decoded certificates
+// loaded from local cert stores that need to be added to the
+// ssl context prior to each request.
+class PEMCache
+{
+    PEMCache(const std::shared_ptr<Logger>& l);
+
+    using X509Ptr = std::unique_ptr<X509, void(*)(X509*)>;
+    std::vector<X509Ptr> pems_;
+    std::shared_ptr<Logger> logger;
+
+public:
+    static PEMCache& instance(const std::shared_ptr<Logger>& l)
+    {
+        static PEMCache instance_(l);
+        return instance_;
+    }
+
+    void fillX509Store(SSL_CTX* ctx);
+};
+}
+} // namespace dht

src/crypto.cpp

@@ -1,6 +1,7 @@
 /*
  *  Copyright (C) 2014-2020 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
+ *           Vsevolod Ivanov <vsevolod.ivanov@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
@@ -25,6 +26,7 @@ extern "C" {
 #include <gnutls/x509.h>
 #include <nettle/gcm.h>
 #include <nettle/aes.h>
+#include <gnutls/crypto.h>
 
 #include <argon2.h>
 }
@@ -875,6 +877,18 @@ Certificate::getLongId() const
 #endif
 }
 
+Blob
+Certificate::getSerialNumber() const
+{
+    if (not cert)
+        return {};
+    // extract from certificate
+    unsigned char serial[64];
+    auto size = sizeof(serial);
+    gnutls_x509_crt_get_serial(cert, &serial, &size);
+    return {serial, serial + size};
+}
+
 std::string
 Certificate::getName() const
 {
@@ -1020,6 +1034,32 @@ Certificate::getPreferredDigest() const
     return getPublicKey().getPreferredDigest();
 }
 
+std::pair<Blob,Blob>
+Certificate::generateOcspRequest(gnutls_x509_crt_t& issuer)
+{
+    gnutls_ocsp_req_t rreq;
+    int err = gnutls_ocsp_req_init(&rreq);
+    if (err < 0)
+        throw CryptoException(gnutls_strerror(err));
+    std::unique_ptr<struct gnutls_ocsp_req_int, decltype(&gnutls_ocsp_req_deinit)> req(rreq, &gnutls_ocsp_req_deinit);
+    err = gnutls_ocsp_req_add_cert(req.get(), GNUTLS_DIG_SHA512, issuer, cert);
+    if (err < 0)
+        throw CryptoException(gnutls_strerror(err));
+    Blob noncebuf(64);
+    gnutls_datum_t nonce = { noncebuf.data(), (unsigned)noncebuf.size() };
+    err = gnutls_rnd(GNUTLS_RND_NONCE, nonce.data, nonce.size);
+    err = gnutls_ocsp_req_set_nonce(req.get(), 0, &nonce);
+    if (err < 0)
+        throw CryptoException(gnutls_strerror(err));
+    gnutls_datum_t rdata;
+    err = gnutls_ocsp_req_export(req.get(), &rdata);
+    if (err != 0)
+        throw CryptoException(gnutls_strerror(err));
+    Blob ret(rdata.data, rdata.data + rdata.size);
+    gnutls_free(rdata.data);
+    return std::make_pair<Blob,Blob>(std::move(ret), std::move(noncebuf));
+}
+
 // PrivateKey
 
 PrivateKey
@@ -1206,6 +1246,127 @@ Certificate::getRevocationLists() const
     return ret;
 }
 
+// OcspResponse
+
+OcspResponse::OcspResponse(const uint8_t* dat_ptr, size_t dat_size)
+{
+    int ret = gnutls_ocsp_resp_init(&response);
+    if (ret < 0)
+        throw CryptoException(gnutls_strerror(ret));
+    gnutls_datum_t dat = {(unsigned char*)dat_ptr,(unsigned int)dat_size};
+    ret = gnutls_ocsp_resp_import(response, &dat);
+    if (ret < 0){
+        gnutls_ocsp_resp_deinit(response);
+        throw CryptoException(gnutls_strerror(ret));
+    }
+}
+
+OcspResponse::~OcspResponse()
+{
+    gnutls_ocsp_resp_deinit(response);
+}
+
+Blob
+OcspResponse::pack() const
+{
+    gnutls_datum_t dat;
+    int ret = gnutls_ocsp_resp_export(response, &dat);
+    if (ret < 0)
+        throw CryptoException(gnutls_strerror(ret));
+    return {dat.data, dat.data + dat.size};
+}
+
+std::string
+OcspResponse::toString(const bool compact) const
+{
+    int ret;
+    std::string str;
+    gnutls_datum_t dat;
+    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);
+    gnutls_free(dat.data);
+    if (ret < 0)
+        throw CryptoException(gnutls_strerror(ret));
+    return str;
+}
+
+
+gnutls_ocsp_cert_status_t
+OcspResponse::getCertificateStatus() const
+{
+    int ret;
+    unsigned int status;
+    ret = gnutls_ocsp_resp_get_single(response, 0, NULL, NULL, NULL, NULL, &status, NULL, NULL, NULL, NULL);
+    if (ret < 0)
+        throw CryptoException(gnutls_strerror(ret));
+    return (gnutls_ocsp_cert_status_t) status;
+}
+
+gnutls_ocsp_verify_reason_t
+OcspResponse::verifyDirect(const Certificate& crt, const Blob& nonce)
+{
+    // https://www.gnutls.org/manual/html_node/Error-codes.html
+    int ret = -1;
+    // http://www.gnu.org/software/gnutls/reference/gnutls-ocsp.html#gnutls-ocsp-verify-reason-t
+    unsigned int verify = 0;
+    // http://www.gnu.org/software/gnutls/reference/gnutls-ocsp.html#gnutls-ocsp-cert-status-t
+    unsigned int status = 6; // by default assume GNUTLS_OCSP_RESP_UNAUTHORIZED
+
+#if GNUTLS_VERSION_NUMBER >= 0x030103
+    /*
+     * This function will check whether the OCSP response is about the provided certificate.
+     *     index: Specifies response number to get. Use (0) to get the first one.
+     */
+    if ((ret = gnutls_ocsp_resp_check_crt(response, 0, crt.cert)) < 0)
+        goto end;
+#endif
+    /*
+     * Verify signature of the Basic OCSP Response against the public key in the issuer certificate.
+     * http://www.gnu.org/software/gnutls/reference/gnutls-ocsp.html#gnutls-ocsp-resp-verify-direct
+     */
+    ret = gnutls_ocsp_resp_verify_direct(response, crt.issuer->cert /*signer*/, &verify, 0);
+    if (ret < 0)
+        goto end;
+    ret = gnutls_ocsp_resp_check_crt(response, 0 /*index*/, crt.cert);
+    if (ret < 0)
+        goto end;
+    /*
+     * This function will return the certificate information of the indx'ed response in the
+     * Basic OCSP Response resp. The information returned corresponds to the OCSP SingleResponse
+     * structure except the final singleExtensions.
+     * http://www.gnu.org/software/gnutls/reference/gnutls-ocsp.html#gnutls-ocsp-resp-get-single
+     */
+    ret = gnutls_ocsp_resp_get_single(response, 0, NULL, NULL, NULL, NULL, &status, NULL, NULL, NULL, NULL);
+    if (ret < 0)
+        goto end;
+    gnutls_datum_t rnonce;
+    /*
+     * This function will return the Basic OCSP Response nonce extension data.
+     */
+    ret = gnutls_ocsp_resp_get_nonce(response, NULL, &rnonce);
+    if (ret < 0)
+        goto end;
+    // Ensure no replay attack has been done
+    if (rnonce.size != nonce.size() || memcmp(nonce.data(), rnonce.data, nonce.size()) != 0){
+        ret = GNUTLS_E_OCSP_RESPONSE_ERROR;
+        goto end;
+    }
+end:
+    /*
+     * OCSP validation outcome based on interogative aspects
+     */
+    if (ret != GNUTLS_E_SUCCESS)
+        throw CryptoException(gnutls_strerror(ret));
+    else if (status != GNUTLS_OCSP_CERT_GOOD)
+        if (status == GNUTLS_OCSP_CERT_REVOKED)
+            throw CryptoException("Certificate was revoked");
+        else
+            throw CryptoException("Certificate is unknown");
+    else
+        return (gnutls_ocsp_verify_reason_t) verify;
+}
+
 // RevocationList
 
 RevocationList::RevocationList()

src/dht.cpp

@@ -432,7 +432,7 @@ void Dht::searchSendAnnounceValue(const Sp<Search>& sr) {
     { /* when put done */
         if (auto sr = ws.lock()) {
             onAnnounceDone(req.node, answer, sr);
-            searchStep(sr);
+            scheduler.edit(sr->nextSearchStep, scheduler.time());
         }
     };
 
@@ -490,7 +490,29 @@ void Dht::searchSendAnnounceValue(const Sp<Search>& sr) {
                     logger_->w(sr->id, sn->node->id, "[search %s] [node %s] sending 'refresh' (vid: %d)",
                         sr->id.toString().c_str(), sn->node->toString().c_str(), a.value->id);
                 sn->acked[a.value->id] = {
-                    network_engine.sendRefreshValue(sn->node, sr->id, a.value->id, sn->token, onDone, onExpired),
+                    network_engine.sendRefreshValue(sn->node, sr->id, a.value->id, sn->token, onDone,
+                    [this, ws, node=sn->node, v=a.value, 
+                     onDone, 
+                     onExpired, 
+                     created = a.permanent ? time_point::max() : a.created,
+                     next_refresh_time
+                    ](const net::Request& /*req*/, net::DhtProtocolException&& e){
+                        if (e.getCode() == net::DhtProtocolException::NOT_FOUND) {
+                            if (logger_)
+                                logger_->e(node->id, "[node %s] returned error 404: storage not found", node->toString().c_str());
+                            if (auto sr = ws.lock()) {
+                                if (auto sn = sr->getNode(node)) {
+                                    sn->acked[v->id] = {
+                                        network_engine.sendAnnounceValue(sn->node, sr->id, v, created, sn->token, onDone, onExpired),
+                                        next_refresh_time
+                                    };
+                                    scheduler.edit(sr->nextSearchStep, scheduler.time());
+                                    return true;
+                                }
+                            }
+                        }
+                        return false;
+                    }, onExpired),
                     next_refresh_time
                 };
             } else {
@@ -569,33 +591,30 @@ Dht::searchSynchedNodeListen(const Sp<Search>& sr, SearchNode& n)
     std::weak_ptr<Search> ws = sr;
     for (const auto& l : sr->listeners) {
         const auto& query = l.second.query;
-        auto list_token = l.first;
-        if (n.getListenTime(query, listenExp) > scheduler.time())
+        
+        auto r = n.listenStatus.find(query);
+        if (n.getListenTime(r, listenExp) > scheduler.time())
             continue;
         // if (logger_)
         //     logger_->d(sr->id, n.node->id, "[search %s] [node %s] sending 'listen'",
         //        sr->id.toString().c_str(), n.node->toString().c_str());
 
-        auto r = n.listenStatus.find(query);
         if (r == n.listenStatus.end()) {
             r = n.listenStatus.emplace(std::piecewise_construct,
                 std::forward_as_tuple(query),
                 std::forward_as_tuple(
-                [ws,list_token](const std::vector<Sp<Value>>& values, bool expired){
-                    if (auto sr = ws.lock()) {
-                        auto l = sr->listeners.find(list_token);
-                        if (l != sr->listeners.end()) {
-                            l->second.get_cb(values, expired);
+                    l.second.get_cb,
+                    l.second.sync_cb,
+                    n.node->openSocket([this,ws,query](const Sp<Node>& node, net::RequestAnswer&& answer) mutable {
+                        /* on new values */
+                        if (auto sr = ws.lock()) {
+                            scheduler.edit(sr->nextSearchStep, scheduler.time());
+                            sr->insertNode(node, scheduler.time(), answer.ntoken);
+                            if (auto sn = sr->getNode(node)) {
+                                sn->onValues(query, std::move(answer), types, scheduler);
+                            }
                         }
-                    }
-                }, [ws,list_token] (ListenSyncStatus status) {
-                    if (auto sr = ws.lock()) {
-                        auto l = sr->listeners.find(list_token);
-                        if (l != sr->listeners.end()) {
-                            l->second.sync_cb(status);
-                        }
-                    }
-                })).first;
+                    }))).first;
             r->second.cacheExpirationJob = scheduler.add(time_point::max(), [this,ws,query,node=n.node]{
                 if (auto sr = ws.lock()) {
                     if (auto sn = sr->getNode(node)) {
@@ -604,8 +623,7 @@ Dht::searchSynchedNodeListen(const Sp<Search>& sr, SearchNode& n)
                 }
             });
         }
-        auto prev_req = r != n.listenStatus.end() ? r->second.req : nullptr;
-        auto new_req = network_engine.sendListen(n.node, sr->id, *query, n.token, prev_req,
+        auto new_req = network_engine.sendListen(n.node, sr->id, *query, n.token, r->second.socketId,
             [this,ws,query](const net::Request& req, net::RequestAnswer&& answer) mutable
             { /* on done */
                 if (auto sr = ws.lock()) {
@@ -625,16 +643,6 @@ Dht::searchSynchedNodeListen(const Sp<Search>& sr, SearchNode& n)
                         if (auto sn = sr->getNode(req.node))
                             sn->listenStatus.erase(query);
                 }
-            },
-            [this,ws,query](const Sp<Node>& node, net::RequestAnswer&& answer) mutable
-            { /* on new values */
-                if (auto sr = ws.lock()) {
-                    scheduler.edit(sr->nextSearchStep, scheduler.time());
-                    sr->insertNode(node, scheduler.time(), answer.ntoken);
-                    if (auto sn = sr->getNode(node)) {
-                        sn->onValues(query, std::move(answer), types, scheduler);
-                    }
-                }
             }
         );
         // Here the request may have failed and the CachedListenStatus removed
@@ -2175,7 +2183,6 @@ Dht::onError(Sp<net::Request> req, net::DhtProtocolException e) {
         if (logger_)
             logger_->e(node->id, "[node %s] token flush", node->toString().c_str());
         node->authError();
-        node->cancelRequest(req);
         for (auto& srp : searches(node->getFamily())) {
             auto& sr = srp.second;
             for (auto& n : sr->nodes) {

src/dht_proxy_client.cpp

@@ -683,7 +683,7 @@ DhtProxyClient::onProxyInfos(const Json::Value& proxyInfos, const sa_family_t fa
 {
     if (isDestroying_)
         return;
-    std::lock_guard<std::mutex> l(lockCurrentProxyInfos_);
+    std::unique_lock<std::mutex> l(lockCurrentProxyInfos_);
     auto oldStatus = std::max(statusIpv4_, statusIpv6_);
     auto& status = family == AF_INET ? statusIpv4_ : statusIpv6_;
     if (not proxyInfos.isMember("node_id")) {
@@ -720,7 +720,7 @@ DhtProxyClient::onProxyInfos(const Json::Value& proxyInfos, const sa_family_t fa
     if (newStatus == NodeStatus::Connected) {
         if (oldStatus == NodeStatus::Disconnected || oldStatus == NodeStatus::Connecting) {
             listenerRestartTimer_->expires_at(std::chrono::steady_clock::now());
-            listenerRestartTimer_->async_wait(std::bind(&DhtProxyClient::restartListeners, this));
+            listenerRestartTimer_->async_wait(std::bind(&DhtProxyClient::restartListeners, this, std::placeholders::_1));
         }
         nextProxyConfirmationTimer_->expires_at(std::chrono::steady_clock::now() + std::chrono::minutes(15));
         nextProxyConfirmationTimer_->async_wait(std::bind(&DhtProxyClient::handleProxyConfirm, this, std::placeholders::_1));
@@ -729,6 +729,7 @@ DhtProxyClient::onProxyInfos(const Json::Value& proxyInfos, const sa_family_t fa
         nextProxyConfirmationTimer_->expires_at(std::chrono::steady_clock::now() + std::chrono::minutes(1));
         nextProxyConfirmationTimer_->async_wait(std::bind(&DhtProxyClient::handleProxyConfirm, this, std::placeholders::_1));
     }
+    l.unlock();
     loopSignal_();
 }
 
@@ -1078,8 +1079,16 @@ DhtProxyClient::getConnectivityStatus()
 }
 
 void
-DhtProxyClient::restartListeners()
+DhtProxyClient::restartListeners(const asio::error_code &ec)
 {
+    if (ec == asio::error::operation_aborted)
+        return;
+    else if (ec){
+        if (logger_)
+            logger_->e("[proxy:client] restart error: %s", ec.message().c_str());
+        return;
+    }
+
     if (isDestroying_)
         return;
     if (logger_)
@@ -1153,6 +1162,7 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
         statusIpv4_ = NodeStatus::Connected;
         statusIpv6_ = NodeStatus::Connected;
     }
+    auto launchLoop = false;
     try {
         auto sessionId = notification.find("s");
         if (sessionId != notification.end() and sessionId->second != pushSessionId_) {
@@ -1229,7 +1239,7 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
                                 opstate->stop = true;
                         });
                     }
-                    loopSignal_();
+                    launchLoop = true;
                 }
             }
         }
@@ -1237,6 +1247,8 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
         if (logger_)
             logger_->e("[proxy:client] [push] receive error: %s", e.what());
     }
+    if (launchLoop)
+        loopSignal_();
 #else
     (void) notification;
 #endif

src/http.cpp

@@ -20,17 +20,30 @@
 #include "log_enable.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 <json/json.h>
 
+#include <openssl/ocsp.h>
+#include <openssl/ssl.h>
+#include <openssl/asn1.h>
+#include <openssl/x509.h>
+
+#define MAXAGE_SEC (14*24*60*60)
+#define JITTER_SEC (60)
+#define OCSP_MAX_RESPONSE_SIZE (20480)
+
 namespace dht {
 namespace http {
 
-constexpr char HTTP_HEADER_CONTENT_TYPE_JSON[] = "application/json";
-constexpr char HTTP_HEADER_DELIM[] = "\r\n\r\n";
+constexpr const char HTTP_HEADER_CONTENT_TYPE_JSON[] = "application/json";
+constexpr const char HTTP_HEADER_DELIM[] = "\r\n\r\n";
+constexpr const char HTTP_PROTOCOL[] = "http://";
+constexpr const char HTTPS_PROTOCOL[] = "https://";
+constexpr const char ORIGIN_PROTOCOL[] = "//";
 constexpr unsigned MAX_REDIRECTS {5};
 
 Url::Url(const std::string& url): url(url)
@@ -42,7 +55,6 @@ Url::Url(const std::string& url): url(url)
         addr_begin = proto_end + 3;
         if (url.substr(0, proto_end) == "https"){
             protocol = "https";
-            service = protocol;
         }
     }
     // host and service
@@ -68,17 +80,60 @@ Url::Url(const std::string& url): url(url)
     }
 }
 
+std::string
+Url::toString() const
+{
+    std::stringstream ss;
+    if (not protocol.empty()) {
+        ss << protocol << "://";
+    }
+    ss << host;
+    if (not service.empty()) {
+        ss << ':' << service;
+    }
+    ss << target;
+    return ss.str();
+}
+
 // connection
 
 std::atomic_uint Connection::ids_ {1};
 
+std::shared_ptr<asio::ssl::context>
+newTlsClientContext(const std::shared_ptr<dht::Logger>& logger)
+{
+    auto ctx = std::make_shared<asio::ssl::context>(asio::ssl::context::tls_client);
+    ctx->set_verify_mode(asio::ssl::verify_peer | asio::ssl::verify_fail_if_no_peer_cert);
+
+    if (char* path = getenv("CA_ROOT_FILE")) {
+        if (logger)
+            logger->d("Using CA file: %s", path);
+        ctx->load_verify_file(path);
+    } else if (char* path = getenv("CA_ROOT_PATH")) {
+        if (logger)
+            logger->d("Using CA path: %s", path);
+        ctx->add_verify_path(path);
+    } else {
+#ifdef __ANDROID__
+        if (logger)
+            logger->d("Using CA path: /system/etc/security/cacerts");
+        ctx->add_verify_path("/system/etc/security/cacerts");
+#elif defined(WIN32) || defined(__APPLE__)
+        PEMCache::instance(logger).fillX509Store(ctx->native_handle());
+#else
+        if (logger)
+            logger->d("Using default CA path");
+        ctx->set_default_verify_paths();
+#endif
+    }
+    return ctx;
+}
+
 Connection::Connection(asio::io_context& ctx, const bool ssl, std::shared_ptr<dht::Logger> l)
     : id_(Connection::ids_++), ctx_(ctx), istream_(&read_buf_), logger_(l)
 {
-    if (ssl){
-        ssl_ctx_ = std::make_shared<asio::ssl::context>(asio::ssl::context::sslv23);
-        ssl_ctx_->set_default_verify_paths();
-        ssl_ctx_->set_verify_mode(asio::ssl::verify_none);
+    if (ssl) {
+        ssl_ctx_ = newTlsClientContext(l);
         ssl_socket_ = std::make_unique<ssl_socket_t>(ctx_, ssl_ctx_);
         if (logger_)
             logger_->d("[connection:%i] start https session", id_);
@@ -94,16 +149,18 @@ Connection::Connection(asio::io_context& ctx, std::shared_ptr<dht::crypto::Certi
                        const dht::crypto::Identity& identity, std::shared_ptr<dht::Logger> l)
     : id_(Connection::ids_++), ctx_(ctx), istream_(&read_buf_), logger_(l)
 {
-    ssl_ctx_ = std::make_shared<asio::ssl::context>(asio::ssl::context::sslv23);
-    ssl_ctx_->set_default_verify_paths();
     asio::error_code ec;
-    if (server_ca){
+    if (server_ca) {
+        ssl_ctx_ = std::make_shared<asio::ssl::context>(asio::ssl::context::tls_client);
+        ssl_ctx_->set_verify_mode(asio::ssl::verify_peer | asio::ssl::verify_fail_if_no_peer_cert);
         auto ca = server_ca->toString(false/*chain*/);
         ssl_ctx_->add_certificate_authority(asio::const_buffer{ca.data(), ca.size()}, ec);
         if (ec)
             throw std::runtime_error("Error adding certificate authority: " + ec.message());
         else if (logger_)
             logger_->d("[connection:%i] certficate authority %s", id_, server_ca->getUID().c_str());
+    } else {
+        ssl_ctx_ = newTlsClientContext(l);
     }
     if (identity.first){
         auto key = identity.first->serialize();
@@ -120,7 +177,6 @@ Connection::Connection(asio::io_context& ctx, std::shared_ptr<dht::crypto::Certi
         else if (logger_)
             logger_->d("[connection:%i] client certificate %s", id_, identity.second->getUID().c_str());
     }
-    ssl_ctx_->set_verify_mode(asio::ssl::verify_peer | asio::ssl::verify_fail_if_no_peer_cert);
     ssl_socket_ = std::make_unique<ssl_socket_t>(ctx_, ssl_ctx_);
 }
 
@@ -159,30 +215,306 @@ 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;
+
+    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;
+}
+
+static inline X509*
+cert_from_chain(STACK_OF(X509)* fullchain)
+{
+    return sk_X509_value(fullchain, 0);
+}
+
+static X509*
+issuer_from_chain(STACK_OF(X509)* fullchain)
+{
+    X509 *cert, *issuer;
+    X509_NAME *issuer_name;
+
+    cert = cert_from_chain(fullchain);
+    if ((issuer_name = X509_get_issuer_name(cert)) == nullptr)
+        return nullptr;
+
+    issuer = X509_find_by_subject(fullchain, issuer_name);
+    return issuer;
+}
+
+using OscpRequestPtr = std::unique_ptr<OCSP_REQUEST, decltype(&OCSP_REQUEST_free)>;
+struct OscpRequestInfo {
+    OscpRequestPtr req {nullptr, &OCSP_REQUEST_free};
+    std::string data;
+    std::string url;
+};
+
+static std::unique_ptr<OscpRequestInfo>
+ocspRequestFromCert(STACK_OF(X509)* fullchain, const std::shared_ptr<Logger>& logger, bool nonce = false)
+{
+    if (fullchain == nullptr)
+        return {};
+
+    if (sk_X509_num(fullchain) <= 1) {
+        if (logger)
+            logger->e("Cert does not contain a cert chain");
+        return {};
+    }
+    X509* cert = cert_from_chain(fullchain);
+    if (cert == nullptr) {
+        if (logger)
+            logger->e("No certificate found");
+        return {};
+    }
+    X509* issuer = issuer_from_chain(fullchain);
+    if (issuer == nullptr) {
+        if (logger)
+            logger->e("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");
+        return {};
+    }
+    auto url = sk_OPENSSL_STRING_value(urls, 0);
+    if (url == nullptr)
+        return {};
+
+    auto request = std::make_unique<OscpRequestInfo>();
+    request->req = OscpRequestPtr(OCSP_REQUEST_new(), &OCSP_REQUEST_free);
+    request->url = strdup(url);
+    X509_email_free(urls);
+
+    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");
+        return {};
+    }
+    if (OCSP_request_add0_id(request->req.get(), id) == nullptr) {
+        if (logger)
+            logger->e("Unable to add certificate id to request");
+        return {};
+    }
+
+    if (nonce)
+        OCSP_request_add1_nonce(request->req.get(), nullptr, -1);
+
+    int size;
+    uint8_t* data {nullptr};
+    if ((size = i2d_OCSP_REQUEST(request->req.get(), &data)) <= 0) {
+        if (logger)
+            logger->e("Unable to encode ocsp request");
+        return {};
+    }
+    if (data == nullptr) {
+        if (logger)
+            logger->e("Unable to allocte memory");
+        return {};
+    }
+    request->data = std::string((char*)data, (char*)data+size);
+    free(data);
+    return request;
+}
+
+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;
+    OCSP_RESPONSE *resp;
+    OCSP_BASICRESP *bresp;
+    OCSP_CERTID *cid;
+
+    X509* cert = cert_from_chain(fullchain);
+    if (cert == nullptr) {
+        if (logger)
+            logger->e("No certificate found");
+        return false;
+    }
+    X509* issuer = issuer_from_chain(fullchain);
+    if (issuer == nullptr) {
+        if (logger)
+            logger->e("Unable to find issuer for cert");
+        return false;
+    }
+    if ((cid = OCSP_cert_to_id(nullptr, cert, issuer)) == nullptr) {
+        if (logger)
+            logger->e("Unable to get issuer cert/CID");
+        return false;
+    }
+
+    if ((resp = d2i_OCSP_RESPONSE(nullptr, &p, response.size())) == nullptr) {
+        if (logger)
+            logger->e("OCSP response unserializable");
+        return false;
+    }
+
+    if ((bresp = OCSP_response_get1_basic(resp)) == nullptr) {
+        if (logger)
+            logger->e("Failed to load OCSP response");
+        return false;
+    }
+
+    if (OCSP_basic_verify(bresp, fullchain, store, OCSP_TRUSTOTHER) != 1) {
+        if (logger)
+            logger->w("OCSP verify failed");
+        return false;
+    }
+    printf("OCSP response signature validated\n");
+
+    status = OCSP_response_status(resp);
+    if (status != OCSP_RESPONSE_STATUS_SUCCESSFUL) {
+        if (logger)
+            logger->w("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) <= 0) {
+        if (logger)
+            logger->w("No OCSP nonce, or mismatch");
+        return false;
+    }
+
+    if (OCSP_resp_find_status(bresp, cid, &cert_status, &crl_reason,
+        &revtime, &thisupd, &nextupd) != 1) {
+        if (logger)
+            logger->w("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));
+        }
+        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 (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));
+        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));
+    }
+    return true;
+}
+
 void
-Connection::set_ssl_verification(const asio::ip::tcp::endpoint& endpoint, const asio::ssl::verify_mode verify_mode)
+Connection::set_ssl_verification(const std::string& hostname, const asio::ssl::verify_mode verify_mode)
 {
     std::lock_guard<std::mutex> lock(mutex_);
-    if (ssl_socket_ and verify_mode != asio::ssl::verify_none) {
+    if (ssl_socket_) {
+        // Set SNI Hostname (many hosts need this to handshake successfully)
+        SSL_set_tlsext_host_name(ssl_socket_->asio_ssl_stream().native_handle(), hostname.c_str());
         ssl_socket_->asio_ssl_stream().set_verify_mode(verify_mode);
-        ssl_socket_->asio_ssl_stream().set_verify_callback([
-                id = id_,
-                logger = logger_,
-                hostname = endpoint.address().to_string()
-            ] (bool preverified, asio::ssl::verify_context& ctx) -> bool {
-                if (logger)
-                    logger->d("[connection:%i] verify %s compliance to RFC 2818", id, hostname.c_str());
-                if (preverified)
-                    return preverified;
-                // starts from CA and goes down the presented chain
-                auto verifier = asio::ssl::rfc2818_verification(hostname);
-                bool verified = verifier(preverified, ctx);
-                auto verify_ec = X509_STORE_CTX_get_error(ctx.native_handle());
-                if (verified != 0 /*X509_V_OK*/ and logger)
-                    logger->e("[http::connection:%i] ssl verification error=%i", id, verify_ec);
-                return verified;
-            }
-        );
+        if (verify_mode != asio::ssl::verify_none) {
+            ssl_socket_->asio_ssl_stream().set_verify_callback([
+                    id = id_, logger = logger_, hostname
+                ] (bool preverified, asio::ssl::verify_context& ctx) -> bool {
+                    X509* cert = X509_STORE_CTX_get_current_cert(ctx.native_handle());
+                    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);
+                    }
+
+                    // starts from CA and goes down the presented chain
+                    auto verifier = asio::ssl::rfc2818_verification(hostname);
+                    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);
+                    if (verified) {
+                        auto chain = X509_STORE_CTX_get1_chain(ctx.native_handle());
+                        if (auto ocspInfo = ocspRequestFromCert(chain, logger)) {
+                            if (logger)
+                                logger->w("[http::connection:%i] TLS OCSP server: %s, request size: %zu", id, ocspInfo->url.c_str(), ocspInfo->data.size());
+                            bool ocspVerified = false;
+                            asio::io_context io_ctx;
+                            auto ocspReq = std::make_shared<Request>(io_ctx, ocspInfo->url, [&](const Response& ocspResp){
+                                if (ocspResp.status_code == 200) {
+                                    ocspVerified = ocspValidateResponse(*ocspInfo, chain, ocspResp.body, ctx.native_handle()->ctx, logger);
+                                } else {
+                                    if (logger)
+                                        logger->w("[http::connection:%i] TLS OCSP check error", id);
+                                }
+                            }, logger);
+                            ocspReq->set_method(restinio::http_method_post());
+                            ocspReq->set_header_field(restinio::http_field_t::content_type, "application/ocsp-request");
+                            ocspReq->set_body(ocspInfo->data);
+                            ocspReq->send();
+                            io_ctx.run();
+                            if (not ocspVerified)
+                                return false;
+                        }
+                    }
+                    return verified;
+                }
+            );
+        }
     }
 }
 
@@ -242,9 +574,11 @@ 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] allow self-signed certificate in handshake", this_.id_);
+                        this_.logger_->d("[connection:%i] self-signed certificate in handshake: %i", this_.id_, verify_ec);
                     else if (verify_ec != X509_V_OK)
                         this_.logger_->e("[connection:%i] verify handshake error: %i", this_.id_, verify_ec);
+                    else
+                        this_.logger_->w("[connection:%i] verify handshake success", this_.id_);
                 }
             }
             if (cb)
@@ -356,7 +690,7 @@ Connection::timeout(const std::chrono::seconds timeout, HandlerCb cb)
 Resolver::Resolver(asio::io_context& ctx, const std::string& url, std::shared_ptr<dht::Logger> logger)
     : url_(url), resolver_(ctx), destroyed_(std::make_shared<bool>(false)), logger_(logger)
 {
-    resolve(url_.host, url_.service);
+    resolve(url_.host, url_.service.empty() ? url_.protocol : url_.service);
 }
 
 Resolver::Resolver(asio::io_context& ctx, const std::string& host, const std::string& service,
@@ -366,7 +700,7 @@ Resolver::Resolver(asio::io_context& ctx, const std::string& host, const std::st
     url_.host = host;
     url_.service = service;
     url_.protocol = (ssl ? "https" : "http");
-    resolve(url_.host, url_.service);
+    resolve(url_.host, url_.service.empty() ? url_.protocol : url_.service);
 }
 
 Resolver::Resolver(asio::io_context& ctx, std::vector<asio::ip::tcp::endpoint> endpoints, const bool ssl,
@@ -429,13 +763,12 @@ void
 Resolver::resolve(const std::string& host, const std::string& service)
 {
     asio::ip::tcp::resolver::query query_(host, service);
-
     resolver_.async_resolve(query_, [this, host, service, destroyed = destroyed_]
         (const asio::error_code& ec, asio::ip::tcp::resolver::results_type endpoints)
     {
         if (ec == asio::error::operation_aborted or *destroyed)
             return;
-        if (logger_){
+        if (logger_) {
             if (ec)
                 logger_->e("[http:client] [resolver] error for %s:%s: %s",
                            host.c_str(), service.c_str(), ec.message().c_str());
@@ -483,7 +816,29 @@ Request::Request(asio::io_context& ctx, const std::string& url, const Json::Valu
                 logger_->e("[http:request:%i] can't parse response to json", id_, err.c_str());
         }
         if (jsoncb)
-            jsoncb(std::move(json), response.status_code);
+            jsoncb(std::move(json), response);
+    });
+}
+
+Request::Request(asio::io_context& ctx, const std::string& url, OnJsonCb jsoncb, std::shared_ptr<dht::Logger> logger)
+    : logger_(std::move(logger)), id_(Request::ids_++), ctx_(ctx),
+      resolver_(std::make_shared<Resolver>(ctx, url, logger))
+{
+    init_default_headers();
+    set_header_field(restinio::http_field_t::accept, HTTP_HEADER_CONTENT_TYPE_JSON);
+    Json::StreamWriterBuilder wbuilder;
+    set_method(restinio::http_method_get());
+    add_on_done_callback([this, jsoncb](const Response& response) {
+        Json::Value json;
+        if (response.status_code != 0) {
+            std::string err;
+            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());
+        }
+        if (jsoncb)
+            jsoncb(std::move(json), response);
     });
 }
 
@@ -590,7 +945,7 @@ Request::set_method(restinio::http_method_id_t method) {
 
 void
 Request::set_target(std::string target) {
-    header_.request_target(std::move(target));
+    header_.request_target(target.empty() ? "/" : std::move(target));
 }
 
 void
@@ -762,18 +1117,20 @@ Request::connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb)
             eps.append(endpoint.address().to_string() + ":" + std::to_string(endpoint.port()) + " ");
         logger_->d("[http:request:%i] connect begin: %s", id_, eps.c_str());
     }
-    if (get_url().protocol == "https"){
-        if (server_ca_)
+    bool isHttps = get_url().protocol == "https";
+    if (isHttps) {
+        if (server_ca_ or client_identity_.first)
             conn_ = std::make_shared<Connection>(ctx_, server_ca_, client_identity_, logger_);
         else
             conn_ = std::make_shared<Connection>(ctx_, true/*ssl*/, logger_);
+        conn_->set_ssl_verification(get_url().host, asio::ssl::verify_peer | asio::ssl::verify_fail_if_no_peer_cert);
     }
     else
         conn_ = std::make_shared<Connection>(ctx_, false/*ssl*/, logger_);
 
     // try to connect to any until one works
     std::weak_ptr<Request> wthis = shared_from_this();
-    conn_->async_connect(std::move(endpoints), [wthis, cb]
+    conn_->async_connect(std::move(endpoints), [wthis, cb, isHttps]
                         (const asio::error_code& ec, const asio::ip::tcp::endpoint& endpoint){
         auto sthis = wthis.lock();
         if (not sthis)
@@ -788,23 +1145,16 @@ Request::connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb)
             if (this_.logger_)
                 this_.logger_->e("[http:request:%i] connect failed with all endpoints: %s", this_.id_, ec.message().c_str());
         } else {
-            // if (this_.logger_)
-            //     this_.logger_->d("[http:request:%i] connect success", this_.id_);
-
             const auto& url = this_.get_url();
             auto port = endpoint.port();
-            if ((url.protocol == "http" && port == (in_port_t)80)
-             || (url.protocol == "https" && port == (in_port_t)443))
+            if ((!isHttps && port == (in_port_t)80)
+             || (isHttps && port == (in_port_t)443))
                 this_.set_header_field(restinio::http_field_t::host, url.host);
             else
                 this_.set_header_field(restinio::http_field_t::host, url.host + ":" + std::to_string(port));
 
-            if (url.protocol == "https") {
-                if (this_.server_ca_)
-                    this_.conn_->set_ssl_verification(endpoint, asio::ssl::verify_peer
-                                                          | asio::ssl::verify_fail_if_no_peer_cert);
-
-                if (this_.conn_ and this_.conn_->is_open() and this_.conn_->is_ssl()){
+            if (isHttps) {
+                if (this_.conn_ and this_.conn_->is_open() and this_.conn_->is_ssl()) {
                     this_.conn_->async_handshake([id = this_.id_, cb, logger = this_.logger_](const asio::error_code& ec){
                         if (ec == asio::error::operation_aborted)
                             return;
@@ -931,7 +1281,7 @@ Request::handle_request(const asio::error_code& ec)
 }
 
 void
-Request::handle_response(const asio::error_code& ec, size_t n_bytes)
+Request::handle_response(const asio::error_code& ec, size_t /* n_bytes */)
 {
     std::lock_guard<std::mutex> lock(mutex_);
     if (ec && ec != asio::error::eof){
@@ -988,7 +1338,10 @@ Request::onHeadersComplete() {
         }
 
         if (follow_redirect and num_redirect < MAX_REDIRECTS) {
-            auto next = std::make_shared<Request>(ctx_, location_it->second, logger_);
+            auto newUrl = getRelativePath(get_url(), location_it->second);
+            if (logger_)
+                logger_->w("[http:client] [request:%i] redirect to %s", id_, newUrl.c_str());
+            auto next = std::make_shared<Request>(ctx_, newUrl, logger_);
             next->set_method(header_.method());
             next->headers_ = std::move(headers_);
             next->body_ = std::move(body_);
@@ -1018,5 +1371,46 @@ Request::onHeadersComplete() {
     }
 }
 
+bool startsWith(const std::string& haystack, const std::string& needle) {
+    return needle.length() <= haystack.length() 
+        && std::equal(needle.begin(), needle.end(), haystack.begin());
+}
+
+std::string
+Request::getRelativePath(const Url& origin, const std::string& path)
+{
+    if (startsWith(path, HTTP_PROTOCOL)
+    || startsWith(path, HTTPS_PROTOCOL)
+    || startsWith(path, ORIGIN_PROTOCOL)) {
+        // Absolute path
+        return path;
+    }
+    Url newPath = origin;
+    if (not path.empty() and path[0] == '/') {
+        newPath.target = path;
+    } else {
+        if (newPath.target.empty())
+            newPath.target.push_back('/');
+        newPath.target += path;
+    }
+    return newPath.toString();
+}
+
+const Response&
+Request::await()
+{
+    std::mutex mtx;
+    std::unique_lock<std::mutex> lock(mtx);
+    std::condition_variable cv;
+    bool ok {false};
+    add_on_done_callback([&](const Response& resp){
+        std::lock_guard<std::mutex> lk(mtx);
+        ok = true;
+        cv.notify_all();
+    });
+    cv.wait(lock, [&]{ return ok; });
+    return response_;
+}
+
 } // namespace http
 } // namespace dht

src/network_engine.cpp

@@ -560,7 +560,8 @@ NetworkEngine::process(std::unique_ptr<ParsedMessage>&& msg, const SockAddr& fro
             {
                 req->last_try = time_point::min();
                 req->reply_time = time_point::min();
-                onError(req, DhtProtocolException {msg->error_code});
+                if (not req->setError(DhtProtocolException {msg->error_code}))
+                    onError(req, DhtProtocolException {msg->error_code});
             } else {
                 if (logIncoming_)
                     if (logger_)
@@ -1072,27 +1073,11 @@ NetworkEngine::sendListen(Sp<Node> n,
         const InfoHash& hash,
         const Query& query,
         const Blob& token,
-        Sp<Request> previous,
+        Tid socketId,
         RequestCb&& on_done,
-        RequestExpiredCb&& on_expired,
-        SocketCb&& socket_cb)
+        RequestExpiredCb&& on_expired)
 {
-    Tid socket;
     Tid tid (n->getNewTid());
-    if (previous and previous->node == n) {
-        socket = previous->getSocket();
-    } else {
-        if (previous)
-            if (logger_)
-                logger_->e(hash, "[node %s] trying refresh listen contract with wrong node", previous->node->toString().c_str());
-        socket = n->openSocket(std::move(socket_cb));
-    }
-
-    if (not socket) {
-        if (logger_)
-            logger_->e(hash, "[node %s] unable to get a valid socket for listen. Aborting listen", n->toString().c_str());
-        return {};
-    }
     msgpack::sbuffer buffer;
     msgpack::packer<msgpack::sbuffer> pk(&buffer);
     pk.pack_map(5+(config.network?1:0));
@@ -1103,7 +1088,7 @@ NetworkEngine::sendListen(Sp<Node> n,
       pk.pack(KEY_VERSION);   pk.pack(1);
       pk.pack(KEY_REQ_H);     pk.pack(hash);
       pk.pack(KEY_REQ_TOKEN); packToken(pk, token);
-      pk.pack(KEY_REQ_SID);   pk.pack(socket);
+      pk.pack(KEY_REQ_SID);   pk.pack(socketId);
       if (has_query) {
           pk.pack(KEY_REQ_QUERY); pk.pack(query);
       }
@@ -1125,8 +1110,7 @@ NetworkEngine::sendListen(Sp<Node> n,
         [=](const Request& req_status, bool done) { /* on expired */
             if (on_expired)
                 on_expired(req_status, done);
-        },
-        socket
+        }
     );
     sendRequest(req);
     ++out_stats.listen;
@@ -1263,6 +1247,7 @@ NetworkEngine::sendRefreshValue(Sp<Node> n,
                 const Value::Id& vid,
                 const Blob& token,
                 RequestCb&& on_done,
+                RequestErrorCb&& on_error,
                 RequestExpiredCb&& on_expired)
 {
     Tid tid (n->getNewTid());
@@ -1298,6 +1283,7 @@ NetworkEngine::sendRefreshValue(Sp<Node> n,
                 }
             }
         },
+        on_error,
         [=](const Request& req_status, bool done) { /* on expired */
             if (on_expired) {
                 on_expired(req_status, done);

src/node.cpp

@@ -116,7 +116,6 @@ Node::cancelRequest(const Sp<net::Request>& req)
 {
     if (req) {
         req->cancel();
-        closeSocket(req->closeSocket());
         requests_.erase(req->getTid());
     }
 }

src/op_cache.h

@@ -39,8 +39,10 @@ public:
     }
 
     static ValueCallback cacheCallback(ValueCallback&& cb, std::function<void()>&& onCancel) {
-        auto cache = std::make_shared<OpValueCache>(std::forward<ValueCallback>(cb));
-        return [cache, onCancel](const std::vector<Sp<Value>>& vals, bool expired){
+        return [
+            cache = std::make_shared<OpValueCache>(std::forward<ValueCallback>(cb)),
+            onCancel = std::move(onCancel)
+        ](const std::vector<Sp<Value>>& vals, bool expired){
             auto ret = cache->onValue(vals, expired);
             if (not ret)
                 onCancel();
@@ -49,10 +51,9 @@ public:
     }
 
     bool onValue(const std::vector<Sp<Value>>& vals, bool expired, const system_clock::time_point& t = system_clock::time_point::min()) {
-        if (expired)
-            return onValuesExpired(vals, t);
-        else
-            return onValuesAdded(vals, t);
+        return expired 
+            ? onValuesExpired(vals, t) 
+            : onValuesAdded(vals, t);
     }
 
     bool onValuesAdded(const std::vector<Sp<Value>>& vals, const system_clock::time_point& t = system_clock::time_point::min());

src/request.h

@@ -27,6 +27,7 @@ struct Node;
 namespace net {
 
 class NetworkEngine;
+class DhtProtocolException;
 struct ParsedMessage;
 
 /*!
@@ -72,16 +73,19 @@ struct Request {
             Sp<Node> node,
             Blob&& msg,
             std::function<void(const Request&, ParsedMessage&&)> on_done,
-            std::function<void(const Request&, bool)> on_expired,
-            Tid socket = 0) :
-        node(node), tid(tid), type(type), on_done(on_done), on_expired(on_expired), msg(std::move(msg)), socket(socket) { }
+            std::function<void(const Request&, bool)> on_expired) :
+        node(node), tid(tid), type(type), on_done(on_done), on_expired(on_expired), msg(std::move(msg)) { }
+    Request(MessageType type, Tid tid,
+            Sp<Node> node,
+            Blob&& msg,
+            std::function<void(const Request&, ParsedMessage&&)> on_done,
+            std::function<bool(const Request&, DhtProtocolException&&)> on_error,
+            std::function<void(const Request&, bool)> on_expired) :
+        node(node), tid(tid), type(type), on_done(on_done), on_error(on_error), on_expired(on_expired), msg(std::move(msg)) { }
 
     Tid getTid() const { return tid; }
     MessageType getType() const { return type; }
 
-    Tid getSocket() { return socket; }
-    Tid closeSocket() { auto ret = socket; socket = 0; return ret; }
-
     void setExpired() {
         if (pending()) {
             state_ = Request::State::EXPIRED;
@@ -96,6 +100,15 @@ struct Request {
             clear();
         }
     }
+    bool setError(DhtProtocolException&& e) {
+        if (pending()) {
+            state_ = Request::State::EXPIRED;
+            bool handled = on_error and on_error(*this, std::forward<DhtProtocolException>(e));
+            clear();
+            return handled;
+        }
+        return true;
+    }
 
     void cancel() {
         if (pending()) {
@@ -113,6 +126,7 @@ private:
 
     void clear() {
         on_done = {};
+        on_error = {};
         on_expired = {};
         msg = {};
         parts = {};
@@ -128,11 +142,11 @@ private:
     time_point last_try {time_point::min()};   /* time of the last attempt to process the request. */
 
     std::function<void(const Request&, ParsedMessage&&)> on_done {};
+    std::function<bool(const Request&, DhtProtocolException&&)> on_error {};
     std::function<void(const Request&, bool)> on_expired {};
 
     Blob msg {};                      /* the serialized message. */
     std::vector<Blob> parts;
-    Tid socket;   /* the socket used for further reponses. */
 };
 
 } /* namespace net  */

src/search.h

@@ -65,10 +65,16 @@ struct Dht::SearchNode {
         ValueCache cache;
         Sp<Scheduler::Job> cacheExpirationJob {};
         Sp<net::Request> req {};
-        CachedListenStatus(ValueStateCallback&& cb, SyncCallback&& scb)
-         : cache(std::forward<ValueStateCallback>(cb), std::forward<SyncCallback>(scb)) {}
+        Tid socketId {0};
+        CachedListenStatus(ValueStateCallback&& cb, SyncCallback scb, Tid sid)
+         : cache(std::forward<ValueStateCallback>(cb), std::forward<SyncCallback>(scb)), socketId(sid) {}
         CachedListenStatus(CachedListenStatus&&) = delete;
         CachedListenStatus(const CachedListenStatus&) = delete;
+        ~CachedListenStatus() {
+            if (socketId and req and req->node) {
+                req->node->closeSocket(socketId);
+            }
+        }
     };
     using NodeListenerStatus = std::map<Sp<Query>, CachedListenStatus>;
 
@@ -344,13 +350,15 @@ struct Dht::SearchNode {
      * Assuming the node is synced, should the "listen" request with Query q be
      * sent to this node now ?
      */
-    time_point getListenTime(const Sp<Query>& q, duration listen_expire) const {
-        auto listen_status = listenStatus.find(q);
-        if (listen_status == listenStatus.end() or not listen_status->second.req)
+    time_point getListenTime(const decltype(listenStatus)::const_iterator listen_status, duration listen_expire) const {
+        if (listen_status == listenStatus.cend() or not listen_status->second.req)
             return time_point::min();
         return listen_status->second.req->pending() ? time_point::max() :
             listen_status->second.req->reply_time + listen_expire - REANNOUNCE_MARGIN;
     }
+    time_point getListenTime(const Sp<Query>& q, duration listen_expire) const {
+        return getListenTime(listenStatus.find(q), listen_expire);
+    }
 
     /**
      * Is this node expired or candidate
@@ -759,7 +767,6 @@ Dht::Search::insertNode(const Sp<Node>& snode, time_point now, const Blob& token
         }
     }
 
-    bool new_search_node = false;
     if (not found) {
         // find if and where to trim excessive nodes
         auto t = nodes.cend();
@@ -783,9 +790,10 @@ Dht::Search::insertNode(const Sp<Node>& snode, time_point now, const Blob& token
         }
 
         if (full) {
+            bool addNode = n < t;
             if (t != nodes.cend())
                 nodes.resize(std::distance(nodes.cbegin(), t));
-            if (n >= t)
+            if (not addNode)
                 return false;
         }
 
@@ -795,7 +803,6 @@ Dht::Search::insertNode(const Sp<Node>& snode, time_point now, const Blob& token
         }
         n = nodes.emplace(n, std::make_unique<SearchNode>(snode));
         node.setTime(now);
-        new_search_node = true;
         if (node.isExpired()) {
             if (not expired)
                 bad++;
@@ -817,9 +824,9 @@ Dht::Search::insertNode(const Sp<Node>& snode, time_point now, const Blob& token
             (*n)->token = token;
         expired = false;
     }
-    if (new_search_node)
+    if (not found)
         removeExpiredNode(now);
-    return new_search_node;
+    return not found;
 }
 
 std::vector<Sp<Node>>

src/thread_pool.cpp

@@ -107,7 +107,6 @@ ThreadPool::run(std::function<void()>&& cb)
     tasks_.emplace(std::move(cb));
 
     // notify thread
-    l.unlock();
     cv_.notify_one();
 }
 

src/value_cache.h

@@ -192,11 +192,10 @@ private:
         auto v = values.find(vid);
         if (v == values.end())
             return {};
-        const std::vector<Sp<Value>> val {std::move(v->second.data)};
+        std::vector<Sp<Value>> val {std::move(v->second.data)};
         values.erase(v);
-        auto cb = callback;
         CallbackQueue ret;
-        ret.emplace_back([cb, val]{
+        ret.emplace_back([cb = callback, val = std::move(val)]{
             if (cb) cb(val, true);
         });
         return ret;

tests/cryptotester.cpp

@@ -2,6 +2,7 @@
  *  Copyright (C) 2014-2020 Savoir-faire Linux Inc.
  *
  *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
+ *          Vsevolod Ivanov <vsevolod.ivanov@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
@@ -135,6 +136,31 @@ CryptoTester::testCertificateRequest()
     CPPUNIT_ASSERT_MESSAGE(v.toString(), v);
 }
 
+void CryptoTester::testCertificateSerialNumber()
+{
+    static const std::string cert_pem = "-----BEGIN CERTIFICATE-----"
+"MIICDjCCAZSgAwIBAgIIS90uAKp+u/swCgYIKoZIzj0EAwMwTDEQMA4GA1UEAxMH"
+"ZGh0bm9kZTE4MDYGCgmSJomT8ixkAQETKDBlNDQxZTA4YWJmYTQzYTc3ZTVjZDBm"
+"Y2QzMzAzMTc4MjYxMTk0MzIwHhcNMTkxMTA3MDA0MTMwWhcNMjkxMTA0MDA0MTMw"
+"WjBMMRAwDgYDVQQDEwdkaHRub2RlMTgwNgYKCZImiZPyLGQBARMoMGU0NDFlMDhh"
+"YmZhNDNhNzdlNWNkMGZjZDMzMDMxNzgyNjExOTQzMjB2MBAGByqGSM49AgEGBSuB"
+"BAAiA2IABCZ7sBp0Pu+b5yIifoNXchU9crv9won0in++COWynvM4GCLF2Gk6QGhh"
+"YLDxNGsyQjGR7z5AGibvYhNLU0JA4RbmxYWHw4g3wBrPA1jm9hGZ8y5Y8R97d0Hl"
+"VpyreEMjRKNDMEEwHQYDVR0OBBYEFA5EHgir+kOnflzQ/NMwMXgmEZQyMA8GA1Ud"
+"EwEB/wQFMAMBAf8wDwYDVR0PAQH/BAUDAwcGADAKBggqhkjOPQQDAwNoADBlAjEA"
+"kKF/6WReNytwSrJ8JSTToc7xWS5SvAa23Fnla4mywZUxUFS4VSxCMQTjQCknO3iZ"
+"AjBgxXyXYqn0d7vz7S6oAY5TdaD5YFT5MD2c1MAAp8pxQSwdPa9k0ZSoGIEn31Z0"
+"GxU="
+"-----END CERTIFICATE-----";
+    /*
+     * $ openssl x509 -in cert.pem  -noout -serial
+     * serial=4BDD2E00AA7EBBFB
+     */
+    static constexpr std::array<uint8_t, 8> SERIAL {{0x4b,0xdd,0x2e,0x00,0xaa,0x7e,0xbb,0xfb}};
+    auto serial = dht::crypto::Certificate(cert_pem).getSerialNumber();
+    CPPUNIT_ASSERT(std::equal(SERIAL.begin(), SERIAL.end(), serial.begin(), serial.end()));
+}
+
 void
 CryptoTester::tearDown() {
 

tests/cryptotester.h

@@ -2,6 +2,7 @@
  *  Copyright (C) 2014-2020 Savoir-faire Linux Inc.
  *
  *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
+ *          Vsevolod Ivanov <vsevolod.ivanov@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
@@ -30,6 +31,7 @@ class CryptoTester : public CppUnit::TestFixture {
     CPPUNIT_TEST(testSignatureEncryption);
     CPPUNIT_TEST(testCertificateRevocation);
     CPPUNIT_TEST(testCertificateRequest);
+    CPPUNIT_TEST(testCertificateSerialNumber);
     CPPUNIT_TEST_SUITE_END();
 
  public:
@@ -53,6 +55,10 @@ class CryptoTester : public CppUnit::TestFixture {
      * Test certificate requests
      */
     void testCertificateRequest();
+    /**
+     * Test certificate serial number extraction
+     */
+    void testCertificateSerialNumber();
 };
 
 }  // namespace test

tests/httptester.cpp

@@ -61,7 +61,6 @@ HttpTester::test_parse_url() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "http");
     CPPUNIT_ASSERT(parsed.host == "google.com");
-    CPPUNIT_ASSERT(parsed.service == "80");
     CPPUNIT_ASSERT(parsed.target == "/");
 }
 
@@ -75,7 +74,6 @@ HttpTester::test_parse_https_url_no_service() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "https");
     CPPUNIT_ASSERT(parsed.host == "jami.net");
-    CPPUNIT_ASSERT(parsed.service == "https");
     CPPUNIT_ASSERT(parsed.target == "/");
 }
 
@@ -89,8 +87,7 @@ HttpTester::test_parse_url_no_prefix_no_target() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "http");
     CPPUNIT_ASSERT(parsed.host == "google.com");
-    CPPUNIT_ASSERT(parsed.service == "80");
-    CPPUNIT_ASSERT(parsed.target == "/");
+    CPPUNIT_ASSERT(parsed.target == "");
 }
 
 void
@@ -117,7 +114,6 @@ HttpTester::test_parse_url_query() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "http");
     CPPUNIT_ASSERT(parsed.host == "google.com");
-    CPPUNIT_ASSERT(parsed.service == "80");
     CPPUNIT_ASSERT(parsed.target == "/?key=1");
     CPPUNIT_ASSERT(parsed.query == "key=1");
 }
@@ -132,7 +128,6 @@ HttpTester::test_parse_url_fragment() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "http");
     CPPUNIT_ASSERT(parsed.host == "google.com");
-    CPPUNIT_ASSERT(parsed.service == "80");
     CPPUNIT_ASSERT(parsed.target == "/?key=1");
     CPPUNIT_ASSERT(parsed.query == "key=1");
     CPPUNIT_ASSERT(parsed.fragment == "#some-important-id");
@@ -148,7 +143,6 @@ HttpTester::test_parse_url_ipv4() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "http");
     CPPUNIT_ASSERT(parsed.host == "172.217.13.132");
-    CPPUNIT_ASSERT(parsed.service == "80");
     CPPUNIT_ASSERT(parsed.target == "/");
 }
 
@@ -162,8 +156,6 @@ HttpTester::test_parse_url_no_prefix_no_target_ipv4() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "http");
     CPPUNIT_ASSERT(parsed.host == "172.217.13.132");
-    CPPUNIT_ASSERT(parsed.service == "80");
-    CPPUNIT_ASSERT(parsed.target == "/");
 }
 
 void
@@ -190,7 +182,6 @@ HttpTester::test_parse_url_ipv6() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "http");
     CPPUNIT_ASSERT(parsed.host == "2607:f8b0:4006:804::2004");
-    CPPUNIT_ASSERT(parsed.service == "80");
     CPPUNIT_ASSERT(parsed.target == "/");
 }
 
@@ -204,8 +195,6 @@ HttpTester::test_parse_url_no_prefix_no_target_ipv6() {
     CPPUNIT_ASSERT(parsed.url == url);
     CPPUNIT_ASSERT(parsed.protocol == "http");
     CPPUNIT_ASSERT(parsed.host == "2607:f8b0:4006:804::2004");
-    CPPUNIT_ASSERT(parsed.service == "80");
-    CPPUNIT_ASSERT(parsed.target == "/");
 }
 
 void
@@ -235,13 +224,13 @@ HttpTester::test_send_json() {
     Json::Value resp_val;
 
     // Act
-    auto request = std::make_shared<dht::http::Request>(serverProxy->io_context(), 
+    auto request = std::make_shared<dht::http::Request>(serverProxy->io_context(),
         "http://127.0.0.1:8080/key",
         json,
-        [&](Json::Value value, unsigned int status_code) {
+        [&](Json::Value value, const dht::http::Response& response) {
             std::lock_guard<std::mutex> lk(cv_m);
             resp_val = std::move(value);
-            status = status_code;
+            status = response.status_code;
             done = true;
             cv.notify_all();
         });

tools/CMakeLists.txt

@@ -1,38 +1,35 @@
-
-add_executable (dhtnode dhtnode.cpp tools_common.h)
-add_executable (dhtscanner dhtscanner.cpp tools_common.h)
-add_executable (dhtchat dhtchat.cpp tools_common.h)
-add_executable (perftest perftest.cpp tools_common.h)
-
-target_link_libraries (dhtnode LINK_PUBLIC ${READLINE_LIBRARIES})
-target_link_libraries (dhtscanner LINK_PUBLIC ${READLINE_LIBRARIES})
-target_link_libraries (dhtchat LINK_PUBLIC ${READLINE_LIBRARIES})
-target_link_libraries (perftest LINK_PUBLIC ${READLINE_LIBRARIES})
-
 if (OPENDHT_SHARED)
-	target_link_libraries (dhtnode LINK_PUBLIC opendht)
-	target_link_libraries (dhtscanner LINK_PUBLIC opendht)
-	target_link_libraries (dhtchat LINK_PUBLIC opendht)
-	target_link_libraries (perftest LINK_PUBLIC opendht)
+    set (OPENDHT_LIBS opendht)
 else ()
-	target_link_libraries (dhtnode LINK_PUBLIC opendht-static)
-	target_link_libraries (dhtscanner LINK_PUBLIC opendht-static)
-	target_link_libraries (dhtchat LINK_PUBLIC opendht-static)
-	target_link_libraries (perftest LINK_PUBLIC opendht-static)
+    set (OPENDHT_LIBS opendht-static)
+    if (MSVC)
+        set (MSC_COMPAT_SOURCES ${MSC_COMPAT_DIR}/wingetopt.c)
+    endif ()
 endif ()
 
+function (configure_tool name extra_files)
+    add_executable (${name} ${name}.cpp ${extra_files})
+    target_link_libraries (${name} LINK_PUBLIC ${READLINE_LIBRARIES})
+    target_link_libraries (${name} LINK_PUBLIC ${OPENDHT_LIBS})
+    if (MSVC)
+        target_sources(${name} PRIVATE ${MSC_COMPAT_SOURCES})
+        target_include_directories (${name} PRIVATE ${MSC_COMPAT_DIR})
+    endif ()
+endfunction ()
+
+configure_tool (dhtnode tools_common.h)
+configure_tool (dhtscanner tools_common.h)
+configure_tool (dhtchat tools_common.h)
+if (NOT MSVC)
+    configure_tool (perftest tools_common.h)
+endif ()
 if (OPENDHT_HTTP)
-	add_executable (durl durl.cpp)
-	if (OPENDHT_SHARED)
-		target_link_libraries (durl LINK_PUBLIC opendht)
-	else ()
-		target_link_libraries (durl LINK_PUBLIC opendht-static)
-	endif ()
-endif()
+    configure_tool (durl tools_common.h)
+endif ()
 
 if (OPENDHT_C)
-	add_executable (dhtcnode dhtcnode.c)
-	target_link_libraries (dhtcnode LINK_PUBLIC opendht-c ${READLINE_LIBRARIES})
+    add_executable (dhtcnode dhtcnode.c)
+    target_link_libraries (dhtcnode LINK_PUBLIC opendht-c ${READLINE_LIBRARIES})
 endif ()
 
 if (NOT DEFINED CMAKE_INSTALL_BINDIR)
@@ -42,25 +39,25 @@ endif ()
 install (TARGETS dhtnode dhtscanner dhtchat RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
 
 if (OPENDHT_SYSTEMD)
-	execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} systemd --variable=systemdsystemunitdir
-					OUTPUT_VARIABLE SYSTEMD_UNIT_INSTALL_DIR)
-	string(REGEX REPLACE "[ \t\n]+" "" SYSTEMD_UNIT_INSTALL_DIR "${SYSTEMD_UNIT_INSTALL_DIR}")
-	set (systemdunitdir "${SYSTEMD_UNIT_INSTALL_DIR}")
+    execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} systemd --variable=systemdsystemunitdir
+                    OUTPUT_VARIABLE SYSTEMD_UNIT_INSTALL_DIR)
+    string(REGEX REPLACE "[ \t\n]+" "" SYSTEMD_UNIT_INSTALL_DIR "${SYSTEMD_UNIT_INSTALL_DIR}")
+    set (systemdunitdir "${SYSTEMD_UNIT_INSTALL_DIR}")
 
-	configure_file (
-		systemd/dhtnode.service.in
-		systemd/dhtnode.service
-		@ONLY
-	)
-	install (FILES ${CMAKE_CURRENT_BINARY_DIR}/systemd/dhtnode.service DESTINATION ${systemdunitdir})
-	install (FILES systemd/dhtnode.conf DESTINATION ${sysconfdir})
-	if (OPENDHT_PYTHON)
-		configure_file (
-			systemd/dhtcluster.service.in
-			systemd/dhtcluster.service
-			@ONLY
-		)
-		install (FILES ${CMAKE_CURRENT_BINARY_DIR}/systemd/dhtcluster.service DESTINATION ${systemdunitdir})
-		install (FILES systemd/dhtcluster.conf DESTINATION ${sysconfdir})
-	endif()
+    configure_file (
+        systemd/dhtnode.service.in
+        systemd/dhtnode.service
+        @ONLY
+    )
+    install (FILES ${CMAKE_CURRENT_BINARY_DIR}/systemd/dhtnode.service DESTINATION ${systemdunitdir})
+    install (FILES systemd/dhtnode.conf DESTINATION ${sysconfdir})
+    if (OPENDHT_PYTHON)
+        configure_file (
+            systemd/dhtcluster.service.in
+            systemd/dhtcluster.service
+            @ONLY
+        )
+        install (FILES ${CMAKE_CURRENT_BINARY_DIR}/systemd/dhtcluster.service DESTINATION ${systemdunitdir})
+        install (FILES systemd/dhtcluster.conf DESTINATION ${sysconfdir})
+    endif()
 endif ()

tools/dhtchat.cpp

@@ -54,7 +54,7 @@ main(int argc, char **argv)
         print_usage();
         return 0;
     }
-#ifdef WIN32_NATIVE
+#ifdef _MSC_VER
     gnutls_global_init();
 #endif
 
@@ -76,7 +76,7 @@ main(int argc, char **argv)
 
         const InfoHash myid = dht.getId();
 
-#ifndef WIN32_NATIVE
+#ifndef _MSC_VER
         // using the GNU History API
         using_history();
 #endif
@@ -144,7 +144,7 @@ main(int argc, char **argv)
 
     std::cout << std::endl <<  "Stopping node..." << std::endl;
     dht.join();
-#ifdef WIN32_NATIVE
+#ifdef _MSC_VER
     gnutls_global_deinit();
 #endif
     return 0;

tools/dhtnode.cpp

@@ -117,7 +117,7 @@ void cmd_loop(std::shared_ptr<DhtRunner>& node, dht_params& params
     print_node_info(node->getNodeInfo());
     std::cout << " (type 'h' or 'help' for a list of possible commands)" << std::endl << std::endl;
 
-#ifndef WIN32_NATIVE
+#ifndef _MSC_VER
     // using the GNU History API
     using_history();
 #endif
@@ -507,7 +507,7 @@ void cmd_loop(std::shared_ptr<DhtRunner>& node, dht_params& params
 int
 main(int argc, char **argv)
 {
-#ifdef WIN32_NATIVE
+#ifdef _MSC_VER
     gnutls_global_init();
 #endif
     auto params = parseArgs(argc, argv);
@@ -590,7 +590,7 @@ main(int argc, char **argv)
     cv.wait(lk, [&](){ return done; });
 
     node->join();
-#ifdef WIN32_NATIVE
+#ifdef _MSC_VER
     gnutls_global_deinit();
 #endif
     return 0;

tools/dhtproxy_stats.py

@@ -7,7 +7,7 @@ stats_total = {"users":0, "pushListenersCount":0, "listenCount":0, "totalListene
 
 for i in range(80,101):
     print("Collecting stats for proxy " + str(i))
-    response = requests.request('STATS', 'http://127.0.0.1:' + str(i))
+    response = requests.request('GET', 'http://127.0.0.1:' + str(i) + '/node/stats')
 
     if response.status_code == 200:
         result = response.json()

tools/dhtscanner.cpp

@@ -77,7 +77,7 @@ step(DhtRunner& dht, std::atomic_uint& done, std::shared_ptr<NodeSet> all_nodes,
 int
 main(int argc, char **argv)
 {
-#ifdef WIN32_NATIVE
+#ifdef _MSC_VER
     gnutls_global_init();
 #endif
     auto params = parseArgs(argc, argv);
@@ -123,7 +123,7 @@ main(int argc, char **argv)
     }
 
     dht.join();
-#ifdef WIN32_NATIVE
+#ifdef _MSC_VER
     gnutls_global_deinit();
 #endif
     return 0;

tools/durl.cpp

@@ -20,7 +20,11 @@
 #include <opendht/log.h>
 
 #include <asio/io_context.hpp>
+#ifndef _MSC_VER
 #include <getopt.h>
+#else
+#include "wingetopt.h"
+#endif
 
 using namespace dht;
 

tools/perftest.cpp

@@ -132,7 +132,7 @@ benchPingPong(unsigned netSize, unsigned n_parallel) {
 int
 main(int argc, char **argv)
 {
-#ifdef WIN32_NATIVE
+#ifdef _MSC_VER
     gnutls_global_init();
 #endif
     auto params = parseArgs(argc, argv);
@@ -173,7 +173,7 @@ main(int argc, char **argv)
     std::cout << print_duration(totalTime/totalOps) << " per rt, "
             << totalOps/std::chrono::duration<double>(totalTime).count() << " ping per s" << std::endl << std::endl;
 
-#ifdef WIN32_NATIVE
+#ifdef _MSC_VER
     gnutls_global_deinit();
 #endif
     return 0;

tools/systemd/dhtnode.service.in

@@ -1,14 +1,44 @@
 [Unit]
 Description=OpenDHT standalone node
+Documentation=man:dhtnode(1)
 After=network.target
 
 [Service]
-EnvironmentFile=@sysconfdir@/dhtnode.conf
-ExecStart=@bindir@/dhtnode -s $DHT_ARGS
-KillMode=process
-Restart=on-failure
 Type=simple
+User=opendht
+Group=opendht
+ExecStart=@bindir@/dhtnode -s $DHT_ARGS
+Restart=on-failure
+RestartSec=2s
+LimitNOFILE=65536
 DynamicUser=yes
+EnvironmentFile=@sysconfdir@/dhtnode.conf
+KillMode=process
+WorkingDirectory=/tmp
+
+# Hardening
+CapabilityBoundingSet=CAP_NET_BIND_SERVICE
+LockPersonality=yes
+NoNewPrivileges=yes
+PrivateDevices=yes
+PrivateTmp=yes
+PrivateUsers=yes
+ProtectClock=yes
+ProtectControlGroups=yes
+ProtectHome=yes
+ProtectHostname=yes
+ProtectKernelLogs=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+ProtectSystem=strict
+ReadOnlyDirectories=/
+ReadWriteDirectories=-/proc/self
+ReadWriteDirectories=-/var/run
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
+RestrictNamespaces=yes
+RestrictRealtime=yes
+SystemCallArchitectures=native
+SystemCallFilter=@system-service
 
 [Install]
 WantedBy=multi-user.target

tools/tools_common.h

@@ -32,13 +32,14 @@
 #include <opendht/dht_proxy_server.h>
 #endif
 
-#ifndef WIN32_NATIVE
+#ifndef _MSC_VER
 #include <getopt.h>
 #include <readline/readline.h>
 #include <readline/history.h>
 #else
 #define SIGHUP 0
 #include "wingetopt.h"
+#include <io.h>
 #endif
 
 #include <sys/types.h>
@@ -377,7 +378,7 @@ static const constexpr char* PROMPT = ">> ";
 std::string
 readLine(const char* prefix = PROMPT)
 {
-#ifndef WIN32_NATIVE
+#ifndef _MSC_VER
     const char* line_read = readline(prefix);
     if (line_read && *line_read)
         add_history(line_read);
@@ -424,7 +425,7 @@ void signal_handler(int sig)
 
 void setupSignals()
 {
-#ifndef WIN32_NATIVE
+#ifndef _MSC_VER
     signal(SIGCHLD,SIG_IGN); /* ignore child */
     signal(SIGTSTP,SIG_IGN); /* ignore tty signals */
     signal(SIGTTOU,SIG_IGN);
@@ -437,7 +438,7 @@ void setupSignals()
 
 void daemonize()
 {
-#ifndef WIN32_NATIVE
+#ifndef _MSC_VER
     pid_t pid = fork();
     if (pid < 0) exit(EXIT_FAILURE);
     if (pid > 0) exit(EXIT_SUCCESS);