proxy server: allow to ping push

Up until now, these were only set by the GNU Build System in
configure.ac, and so the pkg-config files generated from CMake builds
did not have the right Libs.private and Requires.private, especially
useful when linking statically.

.github/workflows/ccpp.yml

@@ -59,9 +59,9 @@ jobs:
     - name: restinio
       run: |
         mkdir restinio && cd restinio
-        wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz
-        ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz
-        cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev
+        wget https://github.com/aberaud/restinio/archive/bbaa034dbcc7555ce67df0f8a1475591a7441733.tar.gz
+        ls -l && tar -xzf bbaa034dbcc7555ce67df0f8a1475591a7441733.tar.gz
+        cd restinio-bbaa034dbcc7555ce67df0f8a1475591a7441733/dev
         cmake -DCMAKE_INSTALL_PREFIX=/usr/local -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
                 -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
                 -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none .
@@ -77,7 +77,7 @@ jobs:
         export PKG_CONFIG_PATH="/usr/local/opt/openssl@3/lib/pkgconfig"
         cmake .. -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Debug \
                  -DOPENDHT_C=On -DOPENDHT_TESTS=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off \
-                 -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On
+                 -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On -DOPENDHT_PUSH_NOTIFICATIONS=On
 
     - name: make
       run: cd build && make

.github/workflows/clang-analyzer.yml

@@ -1,6 +1,6 @@
 name: Clang Static Analysis
-on:
-  push
+on: [push, pull_request]
+
 jobs:
   clang-analyzer:
     name: Clang Static Analysis
@@ -18,9 +18,9 @@ jobs:
       - name: restinio
         run: |
           mkdir restinio && cd restinio \
-          && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-          && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-          && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
+          && wget https://github.com/aberaud/restinio/archive/bbaa034dbcc7555ce67df0f8a1475591a7441733.tar.gz \
+          && ls -l && tar -xzf bbaa034dbcc7555ce67df0f8a1475591a7441733.tar.gz \
+          && cd restinio-bbaa034dbcc7555ce67df0f8a1475591a7441733/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 . \
@@ -30,6 +30,6 @@ jobs:
       - name: cmake
         run: |
           mkdir build && cd build && \
-          cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Debug -DOPENDHT_C=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On
+          cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Debug -DOPENDHT_C=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On -DOPENDHT_PUSH_NOTIFICATIONS=On
       - name: scan-build
         run: cd build && scan-build --status-bugs make

CMakeLists.txt

@@ -14,7 +14,7 @@ include(FindPkgConfig)
 include(cmake/CheckAtomic.cmake)
 
 set (opendht_VERSION_MAJOR 2)
-set (opendht_VERSION_MINOR 4.10)
+set (opendht_VERSION_MINOR 4.12)
 set (opendht_VERSION ${opendht_VERSION_MAJOR}.${opendht_VERSION_MINOR})
 set (PACKAGE_VERSION ${opendht_VERSION})
 set (VERSION "${opendht_VERSION}")
@@ -57,19 +57,18 @@ if (NOT MSVC)
     set (THREADS_PREFER_PTHREAD_FLAG TRUE)
     find_package (Threads)
     find_package (PkgConfig REQUIRED)
-    find_package (GnuTLS 3.3 REQUIRED)
-    pkg_search_module (Nettle REQUIRED nettle)
-    check_include_file_cxx(msgpack.hpp HAVE_MSGPACKCXX)
-    if (NOT HAVE_MSGPACKCXX)
-        find_package (msgpack REQUIRED)
-    endif()
+    pkg_search_module (GnuTLS REQUIRED IMPORTED_TARGET gnutls)
+    pkg_search_module (Nettle REQUIRED IMPORTED_TARGET nettle)
+    find_package (msgpack REQUIRED NAMES msgpackc-cxx msgpack msgpack-cxx)
     if (OPENDHT_TOOLS)
         find_package (Readline 6 REQUIRED)
     endif ()
-    pkg_search_module(argon2 REQUIRED libargon2)
-    pkg_search_module(Jsoncpp jsoncpp)
+    pkg_search_module(argon2 REQUIRED IMPORTED_TARGET libargon2)
+    set(argon2_lib ", libargon2")
+    pkg_search_module(Jsoncpp IMPORTED_TARGET jsoncpp)
     if (Jsoncpp_FOUND)
         add_definitions(-DOPENDHT_JSONCPP)
+        set(jsoncpp_lib ", jsoncpp")
         list (APPEND opendht_SOURCES
           src/base64.h
           src/base64.cpp
@@ -86,16 +85,16 @@ if (NOT MSVC)
         add_library(fmt SHARED IMPORTED)
         find_library(HTTP_PARSER_LIBRARY http_parser)
         add_library(http_parser SHARED IMPORTED)
+        set(http_parser_lib "-lhttp_parser")
         if (NOT Jsoncpp_FOUND)
             message(SEND_ERROR "Jsoncpp is required for DHT proxy support")
         endif()
         if (OPENDHT_PROXY_OPENSSL)
             # https://cmake.org/cmake/help/latest/module/FindOpenSSL.html
-            pkg_search_module(OPENSSL REQUIRED openssl)
+            pkg_search_module(OPENSSL REQUIRED IMPORTED_TARGET openssl)
             if (OPENSSL_FOUND)
                 message(STATUS "Found OpenSSL ${OPENSSL_VERSION} ${OPENSSL_INCLUDE_DIRS}")
-                include_directories(SYSTEM ${OPENSSL_INCLUDE_DIRS})
-                link_directories (${OPENSSL_LIBRARY_DIRS})
+                set(openssl_lib ", openssl")
             else ()
                 message(SEND_ERROR "OpenSSL is required for DHT proxy as specified")
             endif()
@@ -156,27 +155,12 @@ else ()
     add_definitions(-DOPENDHT_LOG=false)
 endif()
 
-if (MSGPACK_INCLUDE_DIRS)
-    include_directories (SYSTEM "${MSGPACK_INCLUDE_DIRS}")
-endif ()
-if (GNUTLS_INCLUDE_DIRS)
-    include_directories (SYSTEM "${GNUTLS_INCLUDE_DIRS}")
-endif ()
-if (Nettle_INCLUDE_DIRS)
-    include_directories (SYSTEM "${Nettle_INCLUDE_DIRS}")
-endif ()
 if (ASIO_INCLUDE_DIR)
     include_directories (SYSTEM "${ASIO_INCLUDE_DIR}")
 endif ()
 if (Restinio_INCLUDE_DIR)
     include_directories (SYSTEM "${Restinio_INCLUDE_DIR}")
 endif ()
-if (Jsoncpp_INCLUDE_DIRS)
-    include_directories (SYSTEM "${Jsoncpp_INCLUDE_DIRS}")
-endif ()
-link_directories (${Nettle_LIBRARY_DIRS})
-link_directories (${Jsoncpp_LIBRARY_DIRS})
-link_directories (${argon2_LIBRARY_DIRS})
 include_directories (
     ./
     include/
@@ -318,10 +302,15 @@ if (OPENDHT_STATIC)
         set_target_properties (opendht-static PROPERTIES OUTPUT_NAME "opendht")
         target_include_directories(opendht-static SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
         target_link_libraries(opendht-static
-            PRIVATE ${argon2_LIBRARIES}
-            PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${GNUTLS_LIBRARIES} ${Nettle_STATIC_LIBRARIES}
-                   ${Jsoncpp_STATIC_LIBRARIES} ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY}
-                   ${OPENSSL_STATIC_LIBRARIES})
+            PRIVATE PkgConfig::argon2
+            PUBLIC ${CMAKE_THREAD_LIBS_INIT} PkgConfig::GnuTLS PkgConfig::Nettle msgpackc-cxx
+                ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY})
+        if (Jsoncpp_FOUND)
+            target_link_libraries(opendht-static PUBLIC PkgConfig::Jsoncpp)
+        endif()
+        if (OPENDHT_PROXY_OPENSSL)
+            target_link_libraries(opendht-static PUBLIC PkgConfig::OPENSSL)
+        endif()
         if (APPLE)
             target_link_libraries(opendht-static PRIVATE SYSTEM "-framework CoreFoundation" "-framework Security")
         endif()
@@ -384,12 +373,16 @@ if (OPENDHT_SHARED)
     set_target_properties (opendht PROPERTIES IMPORT_SUFFIX "_import.lib")
     set_target_properties (opendht PROPERTIES SOVERSION ${opendht_VERSION_MAJOR} VERSION ${opendht_VERSION})
     target_compile_definitions(opendht PRIVATE OPENDHT_BUILD)
-    target_include_directories(opendht SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
     target_link_libraries(opendht
-        PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${OPENSSL_LIBRARIES}
-        PRIVATE ${GNUTLS_LIBRARIES} ${Nettle_LIBRARIES}
-                ${Jsoncpp_LIBRARIES}
-                ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY} ${argon2_LIBRARIES})
+        PUBLIC ${CMAKE_THREAD_LIBS_INIT} msgpackc-cxx
+        PRIVATE PkgConfig::GnuTLS PkgConfig::Nettle
+                ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY} PkgConfig::argon2)
+    if (Jsoncpp_FOUND)
+        target_link_libraries(opendht PUBLIC PkgConfig::Jsoncpp)
+    endif()
+    if (OPENDHT_PROXY_OPENSSL)
+        target_link_libraries(opendht PUBLIC PkgConfig::OPENSSL)
+    endif()    
     if (APPLE)
         target_link_libraries(opendht PRIVATE SYSTEM "-framework CoreFoundation" "-framework Security")
     endif ()
@@ -405,6 +398,7 @@ if (OPENDHT_C)
         )
         target_compile_definitions(opendht-c PRIVATE OPENDHT_C_BUILD)
         target_link_libraries(opendht-c PRIVATE opendht)
+        set_target_properties (opendht-c PROPERTIES SOVERSION ${opendht_VERSION_MAJOR} VERSION ${opendht_VERSION})
         install (TARGETS opendht-c DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht-c)
     endif ()
 
@@ -413,6 +407,7 @@ if (OPENDHT_C)
             c/opendht.cpp
             c/opendht_c.h
         )
+        set_target_properties (opendht-c-static PROPERTIES OUTPUT_NAME "opendht-c")
         target_link_libraries(opendht-c-static PRIVATE opendht-static)
         install (TARGETS opendht-c-static DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht-c-static)
     endif ()
@@ -456,7 +451,7 @@ install (FILES ${CMAKE_CURRENT_BINARY_DIR}/opendhtConfigVersion.cmake DESTINATIO
 
 # Unit tests
 if (OPENDHT_TESTS)
-    pkg_search_module(Cppunit REQUIRED cppunit)
+    pkg_search_module(Cppunit REQUIRED IMPORTED_TARGET cppunit)
     # unit testing
     list (APPEND test_FILES
         tests/infohashtester.h
@@ -499,12 +494,11 @@ if (OPENDHT_TESTS)
     endif ()
     target_link_libraries(opendht_unit_tests
        ${CMAKE_THREAD_LIBS_INIT}
-       ${Cppunit_LIBRARIES}
+       PkgConfig::Cppunit
        ${GNUTLS_LIBRARIES}
-       ${Jsoncpp_LIBRARIES}
     )
     if (OPENDHT_PROXY_OPENSSL)
-        target_link_libraries(opendht_unit_tests ${OPENSSL_LIBRARIES})
+        target_link_libraries(opendht_unit_tests PkgConfig::OPENSSL)
     endif()
     enable_testing()
     add_test(TEST opendht_unit_tests)

c/opendht.cpp

@@ -343,6 +343,7 @@ int dht_runner_run_config(dht_runner* r, in_port_t port, const dht_runner_config
         config.push_node_id = conf->push_node_id ? std::string(conf->push_node_id) : std::string{};
         config.push_token = conf->push_token ? std::string(conf->push_token) : std::string{};
         config.push_topic = conf->push_topic ? std::string(conf->push_topic) : std::string{};
+        config.push_platform = conf->push_platform ? std::string(conf->push_platform) : std::string{};
         config.peer_discovery = conf->peer_discovery;
         config.peer_publish = conf->peer_publish;
 

c/opendht_c.h

@@ -147,6 +147,7 @@ struct OPENDHT_PUBLIC dht_runner_config {
     const char* push_node_id;
     const char* push_token;
     const char* push_topic;
+    const char* push_platform;
     bool peer_discovery;
     bool peer_publish;
     dht_certificate* server_ca;

configure.ac

@@ -1,7 +1,7 @@
 dnl define macros
 m4_define([opendht_major_version], 2)
 m4_define([opendht_minor_version], 4)
-m4_define([opendht_patch_version], 10)
+m4_define([opendht_patch_version], 12)
 m4_define([opendht_version],
 		  [opendht_major_version.opendht_minor_version.opendht_patch_version])
 

docker/DockerfileDeps

@@ -18,9 +18,9 @@ RUN apt-get update && apt-get install -y \
 
 RUN echo "*** Downloading RESTinio ***" \
     && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
+    && wget https://github.com/aberaud/restinio/archive/bbaa034dbcc7555ce67df0f8a1475591a7441733.tar.gz \
+    && ls -l && tar -xzf bbaa034dbcc7555ce67df0f8a1475591a7441733.tar.gz \
+    && cd restinio-bbaa034dbcc7555ce67df0f8a1475591a7441733/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/DockerfileDepsLlvm

@@ -22,9 +22,9 @@ ENV CXX c++
 
 RUN echo "*** Downloading RESTinio ***" \
     && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
+    && wget https://github.com/aberaud/restinio/archive/bbaa034dbcc7555ce67df0f8a1475591a7441733.tar.gz \
+    && ls -l && tar -xzf bbaa034dbcc7555ce67df0f8a1475591a7441733.tar.gz \
+    && cd restinio-bbaa034dbcc7555ce67df0f8a1475591a7441733/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 . \

include/opendht/crypto.h

@@ -93,7 +93,7 @@ struct OPENDHT_PUBLIC PublicKey
     ~PublicKey();
     explicit operator bool() const { return pk; }
     bool operator ==(const PublicKey& o) const {
-        return pk == o.pk || getId() == o.getId();
+        return pk == o.pk || getLongId() == o.getLongId();
     }
     bool operator !=(const PublicKey& o) const {
         return !(*this == o);

include/opendht/dht_interface.h

@@ -266,6 +266,7 @@ public:
     virtual void setPushNotificationToken(const std::string&) {};
 
     virtual void setPushNotificationTopic(const std::string&) {};
+    virtual void setPushNotificationPlatform(const std::string&) {};
 
     /**
      * Call linked callback with a push notification

include/opendht/dht_proxy_client.h

@@ -75,6 +75,14 @@ public:
 #endif
     }
 
+    virtual void setPushNotificationPlatform(const std::string& platform) override {
+#ifdef OPENDHT_PUSH_NOTIFICATIONS
+        platform_ = platform;
+#else
+        (void) platform;
+#endif
+    }
+
     virtual ~DhtProxyClient();
 
     /**
@@ -360,6 +368,7 @@ private:
      * Note: Each context is used in one thread only
      */
     asio::io_context httpContext_;
+    mutable std::mutex resolverLock_;
     std::shared_ptr<http::Resolver> resolver_;
 
     mutable std::mutex requestLock_;
@@ -415,6 +424,20 @@ private:
      */
     std::string notificationTopic_ {};
 
+    /**
+     * Platform for push notifications (supported android, ios, unifiedpush)
+     */
+    std::string platform_
+#ifdef __ANDROID__
+    {"android"};
+#else
+#ifdef __APPLE__
+    {"ios"};
+#else
+    {};
+#endif
+#endif
+
     const std::function<void()> loopSignal_;
 
 #ifdef OPENDHT_PUSH_NOTIFICATIONS

include/opendht/dht_proxy_server.h

@@ -40,7 +40,8 @@ namespace dht {
 enum class PushType {
     None = 0,
     Android,
-    iOS
+    iOS,
+    UnifiedPush
 };
 }
 MSGPACK_ADD_ENUM(dht::PushType)
@@ -277,6 +278,9 @@ private:
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
     PushType getTypeFromString(const std::string& type);
     std::string getDefaultTopic(PushType type);
+
+    RequestStatus pingPush(restinio::request_handle_t request,
+                         restinio::router::route_params_t /*params*/);
     /**
      * Subscribe to push notifications for an iOS or Android device.
      * Method: SUBSCRIBE "/{InfoHash: .*}"
@@ -392,7 +396,7 @@ private:
         template <typename Packer>
         void msgpack_pack(Packer& p) const
         {
-            p.pack_map(2 + (sessionCtx ? 1 : 0) + (clientId.empty() ? 0 : 1) + (type == PushType::None ? 0 : 2));
+            p.pack_map(2 + (sessionCtx ? 1 : 0) + (clientId.empty() ? 0 : 1) + (type == PushType::None ? 0 : 2) + (topic.empty() ? 0 : 1));
             p.pack("value"); p.pack(value);
             p.pack("exp"); p.pack(to_time_t(expiration));
             if (not clientId.empty()) {
@@ -406,6 +410,9 @@ private:
                 p.pack("t"); p.pack(type);
                 p.pack("token"); p.pack(pushToken);
             }
+            if (not topic.empty()) {
+                p.pack("top"); p.pack(topic);
+            }
         }
 
         void msgpack_unpack(const msgpack::object& o);
@@ -437,7 +444,7 @@ private:
         template <typename Packer>
         void msgpack_pack(Packer& p) const
         {
-            p.pack_map(sessionCtx ? 4 : 3);
+            p.pack_map(3 + (sessionCtx ? 1 : 0) + (topic.empty() ? 0 : 1));
             p.pack("cid"); p.pack(clientId);
             p.pack("exp"); p.pack(to_time_t(expiration));
             if (sessionCtx) {
@@ -445,6 +452,9 @@ private:
                 p.pack("sid"); p.pack(sessionCtx->sessionId);
             }
             p.pack("t"); p.pack(type);
+            if (!topic.empty()) {
+                p.pack("top"); p.pack(topic);
+            }
         }
 
         void msgpack_unpack(const msgpack::object& o);

include/opendht/dhtrunner.h

@@ -62,6 +62,7 @@ public:
         std::string push_node_id {};
         std::string push_token {};
         std::string push_topic {};
+        std::string push_platform {};
         bool peer_discovery {false};
         bool peer_publish {false};
         std::shared_ptr<dht::crypto::Certificate> server_ca;
@@ -453,6 +454,11 @@ public:
      */
     void setPushNotificationTopic(const std::string& topic);
 
+     /**
+     * Sets the push notification platform
+     */
+    void setPushNotificationPlatform(const std::string& platform);
+
     /**
      * Insert a push notification to process for OpenDHT
      */

include/opendht/infohash.h

@@ -249,6 +249,8 @@ public:
     template <size_t M>
     OPENDHT_PUBLIC friend std::istream& operator>> (std::istream& s, Hash<M>& h);
 
+    /** Returns view to thread-allocated memory, only valid until the next call to this function. */
+    std::string_view to_view() const { return std::string_view(to_c_str(), N*2); }
     const char* to_c_str() const;
 
     std::string toString() const;

include/opendht/value.h

@@ -171,29 +171,29 @@ struct OPENDHT_PUBLIC Value
         template<typename Functor>
         Filter(Functor f) : std::function<bool(const Value&)>::function(f) {}
 
-        Filter chain(Filter&& f2) {
+        inline Filter chain(Filter&& f2) {
             auto f1 = *this;
             return chain(std::move(f1), std::move(f2));
         }
-        Filter chainOr(Filter&& f2) {
+        inline Filter chainOr(Filter&& f2) {
             auto f1 = *this;
             return chainOr(std::move(f1), std::move(f2));
         }
-        static Filter chain(Filter&& f1, Filter&& f2) {
+        static inline Filter chain(Filter&& f1, Filter&& f2) {
             if (not f1) return std::move(f2);
             if (not f2) return std::move(f1);
             return [f1 = std::move(f1), f2 = std::move(f2)](const Value& v) {
                 return f1(v) and f2(v);
             };
         }
-        static Filter chain(const Filter& f1, const Filter& f2) {
+        static inline Filter chain(const Filter& f1, const Filter& f2) {
             if (not f1) return f2;
             if (not f2) return f1;
             return [f1,f2](const Value& v) {
                 return f1(v) and f2(v);
             };
         }
-        static Filter chainAll(std::vector<Filter>&& set) {
+        static inline Filter chainAll(std::vector<Filter>&& set) {
             if (set.empty()) return {};
             return [set = std::move(set)](const Value& v) {
                 for (const auto& f : set)
@@ -202,16 +202,16 @@ struct OPENDHT_PUBLIC Value
                 return true;
             };
         }
-        static Filter chain(std::initializer_list<Filter> l) {
+        static inline Filter chain(std::initializer_list<Filter> l) {
             return chainAll(std::vector<Filter>(l.begin(), l.end()));
         }
-        static Filter chainOr(Filter&& f1, Filter&& f2) {
+        static inline Filter chainOr(Filter&& f1, Filter&& f2) {
             if (not f1 or not f2) return {};
             return [f1=std::move(f1),f2=std::move(f2)](const Value& v) {
                 return f1(v) or f2(v);
             };
         }
-        static Filter notFilter(Filter&& f) {
+        static inline Filter notFilter(Filter&& f) {
             if (not f) return [](const Value&) { return false; };
             return [f = std::move(f)](const Value& v) { return not f(v); };
         }
@@ -228,50 +228,50 @@ struct OPENDHT_PUBLIC Value
 
     /* Sneaky functions disguised in classes */
 
-    static const Filter AllFilter() {
+    static inline Filter AllFilter() {
         return {};
     }
 
-    static Filter TypeFilter(const ValueType& t) {
+    static inline Filter TypeFilter(const ValueType& t) {
         return [tid = t.id](const Value& v) {
             return v.type == tid;
         };
     }
-    static Filter TypeFilter(const ValueType::Id& tid) {
+    static inline Filter TypeFilter(const ValueType::Id& tid) {
         return [tid](const Value& v) {
             return v.type == tid;
         };
     }
 
-    static Filter IdFilter(const Id id) {
+    static inline Filter IdFilter(const Id id) {
         return [id](const Value& v) {
             return v.id == id;
         };
     }
 
-    static Filter RecipientFilter(const InfoHash& r) {
+    static inline Filter RecipientFilter(const InfoHash& r) {
         return [r](const Value& v) {
             return v.recipient == r;
         };
     }
 
-    static Filter OwnerFilter(const crypto::PublicKey& pk) {
+    static inline Filter OwnerFilter(const crypto::PublicKey& pk) {
         return OwnerFilter(pk.getId());
     }
 
-    static Filter OwnerFilter(const InfoHash& pkh) {
+    static inline Filter OwnerFilter(const InfoHash& pkh) {
         return [pkh](const Value& v) {
             return v.owner and v.owner->getId() == pkh;
         };
     }
 
-    static Filter SeqNumFilter(uint16_t seq_no) {
+    static inline Filter SeqNumFilter(uint16_t seq_no) {
         return [seq_no](const Value& v) {
             return v.seq == seq_no;
         };
     }
 
-    static Filter UserTypeFilter(std::string ut) {
+    static inline Filter UserTypeFilter(std::string ut) {
         return [ut = std::move(ut)](const Value& v) {
             return v.user_type == ut;
         };
@@ -427,7 +427,7 @@ struct OPENDHT_PUBLIC Value
     /**
      * Returns true if value contents are equals (not considering the value ID)
      */
-    inline bool contentEquals(const Value& o) {
+    inline bool contentEquals(const Value& o) const {
         return isEncrypted() ? cypher == o.cypher :
             ((owner == o.owner || (owner and o.owner and *owner == *o.owner))
                 && type == o.type
@@ -436,9 +436,12 @@ struct OPENDHT_PUBLIC Value
                 && signature == o.signature);
     }
 
-    inline bool operator== (const Value& o) {
+    inline bool operator== (const Value& o) const {
         return id == o.id and contentEquals(o);
     }
+    inline bool operator!= (const Value& o) const {
+        return !(*this == o);
+    }
 
     inline void setRecipient(const InfoHash& r) {
         recipient = r;
@@ -804,11 +807,11 @@ struct OPENDHT_PUBLIC Where
      *
      * @return the resulting Where instance.
      */
-    Where& id(Value::Id id) {
+    Where&& id(Value::Id id) {
         FieldValue fv {Value::Field::Id, id};
         if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
             filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
     }
 
     /**
@@ -818,11 +821,11 @@ struct OPENDHT_PUBLIC Where
      *
      * @return the resulting Where instance.
      */
-    Where& valueType(ValueType::Id type) {
+    Where&& valueType(ValueType::Id type) {
         FieldValue fv {Value::Field::ValueType, type};
         if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
             filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
     }
 
     /**
@@ -832,11 +835,11 @@ struct OPENDHT_PUBLIC Where
      *
      * @return the resulting Where instance.
      */
-    Where& owner(InfoHash owner_pk_hash) {
+    Where&& owner(InfoHash owner_pk_hash) {
         FieldValue fv {Value::Field::OwnerPk, owner_pk_hash};
         if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
             filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
     }
 
     /**
@@ -846,11 +849,11 @@ struct OPENDHT_PUBLIC Where
      *
      * @return the resulting Where instance.
      */
-    Where& seq(uint16_t seq_no) {
+    Where&& seq(uint16_t seq_no) {
         FieldValue fv {Value::Field::SeqNum, seq_no};
         if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
             filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
     }
 
     /**
@@ -860,11 +863,11 @@ struct OPENDHT_PUBLIC Where
      *
      * @return the resulting Where instance.
      */
-    Where& userType(std::string_view user_type) {
+    Where&& userType(std::string_view user_type) {
         FieldValue fv {Value::Field::UserType, Blob {user_type.begin(), user_type.end()}};
         if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
             filters_.emplace_back(std::move(fv));
-        return *this;
+        return std::move(*this);
     }
 
     /**
@@ -873,7 +876,10 @@ struct OPENDHT_PUBLIC Where
      * @return the resulting Value::Filter.
      */
     Value::Filter getFilter() const {
-        if (filters_.empty()) return {};
+        if (filters_.empty())
+            return {};
+        if (filters_.size() == 1)
+            return filters_[0].getLocalFilter();
         std::vector<Value::Filter> fset;
         fset.reserve(filters_.size());
         for (const auto& f : filters_) {

rust/Cargo.toml

@@ -8,4 +8,4 @@ edition = "2018"
 
 [dependencies]
 libc="0.2.0"
-os_socketaddr="0.1.0"
+os_socketaddr="0.2.3"

rust/src/dhtrunner.rs

@@ -48,6 +48,7 @@ impl DhtRunnerConfig {
             push_node_id: ptr::null(),
             push_token: ptr::null(),
             push_topic: ptr::null(),
+            push_platform: ptr::null(),
             peer_discovery: false,
             peer_publish: false,
             server_ca: ptr::null_mut(),
@@ -78,6 +79,10 @@ impl DhtRunnerConfig {
         self.push_topic = CString::new(push_topic).unwrap().as_ptr();
     }
 
+    pub fn set_push_platform(&mut self, push_platform: &str) {
+        self.push_platform = CString::new(push_platform).unwrap().as_ptr();
+    }
+
     pub fn set_identity(&mut self, certificate: Box<DhtCertificate>, privatekey: Box<PrivateKey>) {
         self.dht_config.id.privatekey = Box::into_raw(privatekey);
         self.dht_config.id.certificate = Box::into_raw(certificate);

rust/src/ffi.rs

@@ -119,6 +119,7 @@ pub struct DhtRunnerConfig
     pub push_node_id: *const c_char,
     pub push_token: *const c_char,
     pub push_topic: *const c_char,
+    pub push_platform: *const c_char,
     pub peer_discovery: bool,
     pub peer_publish: bool,
     pub server_ca: *mut DhtCertificate,

src/dht.cpp

@@ -1289,10 +1289,11 @@ Dht::storageStore(const InfoHash& id, const Sp<Value>& value, time_point created
         if (total_store_size > max_store_size) {
             auto value = vs->data;
             auto value_diff = store.second.values_diff;
+            auto value_edit = store.second.edited_values;
             expireStore();
-            storageChanged(id, st->second, value, value_diff > 0);
+            storageChanged(id, st->second, value, value_diff > 0 || value_edit > 0);
         } else {
-            storageChanged(id, st->second, vs->data, store.second.values_diff > 0);
+            storageChanged(id, st->second, vs->data, store.second.values_diff > 0 || store.second.edited_values > 0);
         }
     }
 

src/dht_proxy_client.cpp

@@ -191,7 +191,10 @@ void
 DhtProxyClient::stop()
 {
     if (not isDestroying_.exchange(true)) {
-        resolver_.reset();
+        {
+            std::lock_guard<std::mutex> l(resolverLock_);
+            resolver_.reset();
+        }
         cancelAllListeners();
         if (infoState_)
             infoState_->cancel = true;
@@ -322,19 +325,23 @@ DhtProxyClient::get(const InfoHash& key, GetCallback cb, DoneCallback donecb, Va
         setHeaderFields(*request);
 
         auto opstate = std::make_shared<OperationState>();
-        Value::Filter filter = w.empty() ? f : f.chain(w.getFilter());
 
-        auto rxBuf = std::make_shared<LineSplit>();
-        request->add_on_body_callback([this, key, opstate, filter, rxBuf, cb](const char* at, size_t length){
+        request->add_on_body_callback([
+            this,
+            key,
+            opstate,
+            filter = Value::Filter::chain(std::move(f), w.getFilter()),
+            rxBuf = std::make_shared<LineSplit>(),
+            cb
+        ](const char* at, size_t length){
             try {
-                auto& b = *rxBuf;
-                b.append(at, length);
+                rxBuf->append(at, length);
                 // one value per body line
                 std::vector<Sp<Value>> values;
-                while (b.getLine('\n') and !opstate->stop) {
+                while (rxBuf->getLine('\n') and !opstate->stop) {
                     std::string err;
                     Json::Value json;
-                    const auto& line = b.line();
+                    const auto& line = rxBuf->line();
                     if (!jsonReader_->parse(line.data(), line.data() + line.size(), &json, &err)){
                         opstate->ok.store(false);
                         return;
@@ -464,7 +471,9 @@ DhtProxyClient::handleRefreshPut(const asio::error_code &ec, InfoHash key, Value
 std::shared_ptr<http::Request>
 DhtProxyClient::buildRequest(const std::string& target)
 {
+    std::unique_lock<std::mutex> l(resolverLock_);
     auto resolver = resolver_;
+    l.unlock();
     if (not resolver)
         resolver = std::make_shared<http::Resolver>(httpContext_, proxyUrl_, logger_);
     auto request = target.empty()
@@ -630,6 +639,7 @@ DhtProxyClient::getProxyInfos()
     auto resolver = std::make_shared<http::Resolver>(httpContext_, proxyUrl_, logger_);
     queryProxyInfo(infoState, resolver, AF_INET);
     queryProxyInfo(infoState, resolver, AF_INET6);
+    std::lock_guard<std::mutex> l(resolverLock_);
     resolver_ = resolver;
 }
 
@@ -802,7 +812,7 @@ DhtProxyClient::listen(const InfoHash& key, ValueCallback cb, Value::Filter filt
     std::lock_guard<std::mutex> lock(searchLock_);
     auto& search = searches_[key];
     auto query = std::make_shared<Query>(Select{}, std::move(where));
-    return search.ops.listen(cb, query, filter, [this, key](Sp<Query>, ValueCallback cb, SyncCallback) -> size_t {
+    return search.ops.listen(cb, query, std::move(filter), [this, key](Sp<Query>, ValueCallback cb, SyncCallback) -> size_t {
         // Find search
         auto search = searches_.find(key);
         if (search == searches_.end()) {
@@ -1325,13 +1335,8 @@ DhtProxyClient::getPushRequest(Json::Value& body) const
     body["key"] = deviceKey_;
     body["client_id"] = pushClientId_;
     body["session_id"] = pushSessionId_;
-#ifdef __ANDROID__
-    body["platform"] = "android";
-#endif
-#ifdef __APPLE__
     body["topic"] = notificationTopic_;
-    body["platform"] = "ios";
-#endif
+    body["platform"] = platform_;
 }
 
 std::string

src/dht_proxy_server.cpp

@@ -173,6 +173,9 @@ DhtProxyServer::PermanentPut::msgpack_unpack(const msgpack::object& o)
     if (auto val = findMapValue(o, "value"sv)) {
         value = std::make_shared<dht::Value>(*val);
     }
+    if (auto top = findMapValue(o, "top"sv)) {
+        topic = top->as<std::string>();
+    }
 }
 
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
@@ -194,6 +197,9 @@ DhtProxyServer::Listener::msgpack_unpack(const msgpack::object& o)
     if (auto t = findMapValue(o, "t"sv)) {
         type = t->as<PushType>();
     }
+    if (auto top = findMapValue(o, "top"sv)) {
+        topic = top->as<std::string>();
+    }
 }
 #endif
 
@@ -409,7 +415,7 @@ DhtProxyServer::loadState(Is& is, size_t size) {
                                         json["s"] = sessionCtx->sessionId;
                                     }
                                     if (expired and values.size() < 2){
-                                        std::stringstream ss;
+                                        std::ostringstream ss;
                                         for(size_t i = 0; i < values.size(); ++i){
                                             if(i != 0) ss << ",";
                                             ss << values[i]->id;
@@ -625,6 +631,8 @@ DhtProxyServer::createRestRouter()
     // key.listen
     router->http_get("/key/:hash/listen", std::bind(&DhtProxyServer::listen, this, _1, _2));
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
+    // node.pingPush
+    router->http_post("/node/pingPush", std::bind(&DhtProxyServer::pingPush, this, _1, _2));
     // key.subscribe
     router->add_handler(restinio::http_method_subscribe(),
                         "/key/:hash", std::bind(&DhtProxyServer::subscribe, this, _1, _2));
@@ -756,14 +764,53 @@ DhtProxyServer::getTypeFromString(const std::string& type) {
         return PushType::Android;
     else if (type == "ios")
         return PushType::iOS;
+    else if (type == "unifiedpush")
+        return PushType::UnifiedPush;
     return PushType::None;
 }
 
 std::string
-DhtProxyServer::getDefaultTopic(PushType type) {
+DhtProxyServer::getDefaultTopic(PushType) {
     return bundleId_;
 }
 
+RequestStatus
+DhtProxyServer::pingPush(restinio::request_handle_t request,
+                         restinio::router::route_params_t /*params*/)
+{
+    requestNum_++;
+    try {
+        std::string err;
+        Json::Value r;
+        auto* char_data = reinterpret_cast<const char*>(request->body().data());
+        auto reader = std::unique_ptr<Json::CharReader>(jsonReaderBuilder_.newCharReader());
+        if (!reader->parse(char_data, char_data + request->body().size(), &r, &err)){
+            auto response = initHttpResponse(request->create_response(restinio::status_bad_request()));
+            response.set_body(RESP_MSG_JSON_INCORRECT);
+            return response.done();
+        }
+        const Json::Value& root(r); // parse using const Json so [] never creates element
+        auto pushToken = root["key"].asString();
+        if (pushToken.empty()){
+            auto response = initHttpResponse(request->create_response(restinio::status_bad_request()));
+            response.set_body(RESP_MSG_NO_TOKEN);
+            return response.done();
+        }
+        auto type = getTypeFromString(root["platform"].asString());
+        auto topic = root["topic"].asString();
+        if (topic.empty()) {
+            topic = getDefaultTopic(type);
+        }
+        Json::Value json;
+        json["to"] = root["client_id"];
+        json["pong"] = true;
+        sendPushNotification(pushToken, std::move(json), type, true, topic);
+    } catch (...) {
+        return serverError(*request);
+    }
+    return restinio::request_handling_status_t::accepted;
+}
+
 RequestStatus
 DhtProxyServer::subscribe(restinio::request_handle_t request,
                           restinio::router::route_params_t params)
@@ -886,8 +933,8 @@ DhtProxyServer::subscribe(restinio::request_handle_t request,
                         json["s"] = sessionCtx->sessionId;
                     }
                     if (expired and values.size() < 2){
-                        std::stringstream ss;
-                        for(size_t i = 0; i < values.size(); ++i){
+                        std::ostringstream ss;
+                        for(size_t i = 0; i < values.size(); ++i) {
                             if(i != 0) ss << ",";
                             ss << values[i]->id;
                         }
@@ -961,7 +1008,7 @@ DhtProxyServer::handleNotifyPushListenExpire(const asio::error_code &ec, const s
             logger_->e("[proxy:server] [subscribe] error sending put refresh: %s", ec.message().c_str());
     }
     if (logger_)
-        logger_->d("[proxy:server] [subscribe] sending put refresh to %s token", pushToken.c_str());
+        logger_->d("[proxy:server] [subscribe] sending refresh to %s token", pushToken.c_str());
     sendPushNotification(pushToken, jsonProvider(), type, false, topic);
 }
 
@@ -1011,50 +1058,63 @@ DhtProxyServer::sendPushNotification(const std::string& token, Json::Value&& jso
 
     unsigned reqid = 0;
     try {
-        auto request = std::make_shared<http::Request>(io_context(), pushHostPort_.first, pushHostPort_.second,
-                                                                    httpsServer_ ? true : false, logger_);
+        std::shared_ptr<http::Request> request;
+        http::Url tokenUrl(token);
+        if (type == PushType::UnifiedPush)
+            request = std::make_shared<http::Request>(io_context(), tokenUrl.protocol + "://" + tokenUrl.host, logger_);
+        else
+            request = std::make_shared<http::Request>(io_context(), pushHostPort_.first, pushHostPort_.second, pushHostPort_.first.find("https://") == 0, logger_);;
         reqid = request->id();
-        request->set_target("/api/push");
+        request->set_target(type == PushType::UnifiedPush ? (tokenUrl.target) : "/api/push");
         request->set_method(restinio::http_method_post());
-        request->set_header_field(restinio::http_field_t::host, pushServer_.c_str());
+        request->set_header_field(restinio::http_field_t::host, type == PushType::UnifiedPush ? tokenUrl.host.c_str() : pushServer_.c_str());
         request->set_header_field(restinio::http_field_t::user_agent, "RESTinio client");
         request->set_header_field(restinio::http_field_t::accept, "*/*");
         request->set_header_field(restinio::http_field_t::content_type, "application/json");
 
-        // NOTE: see https://github.com/appleboy/gorush
-        Json::Value notification(Json::objectValue);
-        Json::Value tokens(Json::arrayValue);
-        tokens[0] = token;
-        notification["tokens"] = std::move(tokens);
-        notification["platform"] = type == PushType::Android ? 2 : 1;
-        notification["data"] = std::move(json);
-        notification["priority"] = highPriority ? "high" : "normal";
-        if (type == PushType::Android)
-            notification["time_to_live"] = 3600 * 24; // 24 hours
-        else {
-            const auto expiration = std::chrono::system_clock::now() + std::chrono::hours(24);
-            uint32_t exp = std::chrono::duration_cast<std::chrono::seconds>(expiration.time_since_epoch()).count();
-            notification["expiration"] = exp;
-            if (!topic.empty())
-                notification["topic"] = topic;
-            if (highPriority) {
-                Json::Value alert(Json::objectValue);
-                alert["title"]="hello";
-                notification["push_type"] = "alert";
-                notification["alert"] = alert;
-                notification["mutable_content"] = true;
-            } else {
-                notification["push_type"] = "background";
-                notification["content_available"] = true;
+        if (type == PushType::UnifiedPush) {
+            Json::Value notification(Json::objectValue);
+            notification["message"] = Json::writeString(jsonBuilder_, std::move(json));
+            notification["topic"] = token;
+            notification["priority"] = highPriority ? 5 : 1;
+            request->set_body(Json::writeString(jsonBuilder_, std::move(json)));
+        } else {
+            // NOTE: see https://github.com/appleboy/gorush
+            Json::Value notification(Json::objectValue);
+            Json::Value tokens(Json::arrayValue);
+            tokens[0] = token;
+            notification["tokens"] = std::move(tokens);
+            notification["platform"] = type == PushType::Android ? 2 : 1;
+            notification["data"] = std::move(json);
+            notification["priority"] = highPriority ? "high" : "normal";
+            if (type == PushType::Android)
+                notification["time_to_live"] = 3600 * 24; // 24 hours
+            else {
+                const auto expiration = std::chrono::system_clock::now() + std::chrono::hours(24);
+                uint32_t exp = std::chrono::duration_cast<std::chrono::seconds>(expiration.time_since_epoch()).count();
+                notification["expiration"] = exp;
+                if (!topic.empty())
+                    notification["topic"] = topic;
+                if (highPriority) {
+                    Json::Value alert(Json::objectValue);
+                    alert["title"]="hello";
+                    notification["push_type"] = "alert";
+                    notification["alert"] = alert;
+                    notification["mutable_content"] = true;
+                } else {
+                    notification["push_type"] = "background";
+                    notification["content_available"] = true;
+                }
             }
+
+            Json::Value notifications(Json::arrayValue);
+            notifications[0] = notification;
+
+            Json::Value content;
+            content["notifications"] = std::move(notifications);
+            request->set_body(Json::writeString(jsonBuilder_, content));
         }
 
-        Json::Value notifications(Json::arrayValue);
-        notifications[0] = notification;
-
-        Json::Value content;
-        content["notifications"] = std::move(notifications);
-        request->set_body(Json::writeString(jsonBuilder_, content));
         request->add_on_state_change_callback([this, reqid]
                                               (http::Request::State state, const http::Response& response){
             if (state == http::Request::State::DONE){
@@ -1072,7 +1132,7 @@ DhtProxyServer::sendPushNotification(const std::string& token, Json::Value&& jso
     }
     catch (const std::exception &e){
         if (logger_)
-            logger_->e("[proxy:server] [notification] error send push: %i", e.what());
+            logger_->e("[proxy:server] [notification] error send push: %s", e.what());
         if (reqid) {
             std::lock_guard<std::mutex> l(requestLock_);
             requests_.erase(reqid);
@@ -1170,7 +1230,7 @@ DhtProxyServer::put(restinio::request_handle_t request,
                                 }
                             }
                             auto response = initHttpResponse(request->create_response());
-                            response.append_body(Json::writeString(jsonBuilder_, value->toJson()) + "\n");
+                            response.append_body(Json::writeString(jsonBuilder_, pp.second.value->toJson()) + "\n");
                             return response.done();
                         }
                     }
@@ -1182,9 +1242,8 @@ DhtProxyServer::put(restinio::request_handle_t request,
                 pput.value = value;
                 pput.expiration = timeout;
                 if (not pput.expireTimer) {
-                    auto &ctx = io_context();
                     // cancel permanent put
-                    pput.expireTimer = std::make_unique<asio::steady_timer>(ctx, timeout);
+                    pput.expireTimer = std::make_unique<asio::steady_timer>(io_context(), timeout);
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
                     if (not pushToken.empty()) {
                         pput.pushToken = pushToken;
@@ -1194,24 +1253,6 @@ DhtProxyServer::put(restinio::request_handle_t request,
                             topic = getDefaultTopic(pput.type);
                         pput.topic = topic;
                         pput.sessionCtx = std::make_shared<PushSessionContext>(sessionId);
-                        // notify push listen expire
-                        auto jsonProvider = [infoHash, clientId, vid, sessionCtx = pput.sessionCtx](){
-                            Json::Value json;
-                            json["timeout"] = infoHash.toString();
-                            json["to"] = clientId;
-                            json["vid"] = std::to_string(vid);
-                            std::lock_guard<std::mutex> l(sessionCtx->lock);
-                            json["s"] = sessionCtx->sessionId;
-                            return json;
-                        };
-                        if (!pput.expireNotifyTimer)
-                            pput.expireNotifyTimer = std::make_unique<asio::steady_timer>(ctx,
-                                                     timeout - proxy::OP_MARGIN);
-                        else
-                            pput.expireNotifyTimer->expires_at(timeout - proxy::OP_MARGIN);
-                        pput.expireNotifyTimer->async_wait(std::bind(
-                            &DhtProxyServer::handleNotifyPushListenExpire, this,
-                            std::placeholders::_1, pushToken, std::move(jsonProvider), pput.type, pput.topic));
                     }
 #endif
                 } else {
@@ -1224,12 +1265,34 @@ DhtProxyServer::put(restinio::request_handle_t request,
                         }
                     }
                     pput.expireTimer->expires_at(timeout);
-                    if (pput.expireNotifyTimer)
-                        pput.expireNotifyTimer->expires_at(timeout - proxy::OP_MARGIN);
                 }
                 pput.expireTimer->async_wait(std::bind(&DhtProxyServer::handleCancelPermamentPut, this,
                                                 std::placeholders::_1, infoHash, vid));
+
+#ifdef OPENDHT_PUSH_NOTIFICATIONS
+                // notify put permanent expiration
+                if (pput.sessionCtx) {
+                    auto jsonProvider = [infoHash, clientId, vid, sessionCtx = pput.sessionCtx](){
+                        Json::Value json;
+                        json["timeout"] = infoHash.toString();
+                        json["to"] = clientId;
+                        json["vid"] = std::to_string(vid);
+                        std::lock_guard<std::mutex> l(sessionCtx->lock);
+                        json["s"] = sessionCtx->sessionId;
+                        return json;
+                    };
+                    if (!pput.expireNotifyTimer)
+                        pput.expireNotifyTimer = std::make_unique<asio::steady_timer>(io_context(),
+                                                    timeout - proxy::OP_MARGIN);
+                    else
+                        pput.expireNotifyTimer->expires_at(timeout - proxy::OP_MARGIN);
+                    pput.expireNotifyTimer->async_wait(std::bind(
+                        &DhtProxyServer::handleNotifyPushListenExpire, this,
+                        std::placeholders::_1, pushToken, std::move(jsonProvider), pput.type, pput.topic));
+                }
+#endif
             }
+
             dht_->put(infoHash, value, [this, request, value](bool ok){
                 if (ok){
                     auto response = initHttpResponse(request->create_response());

src/dhtrunner.cpp

@@ -1115,6 +1115,8 @@ DhtRunner::enableProxy(bool proxify)
             dht_via_proxy->setPushNotificationToken(config_.push_token);
         if (not config_.push_topic.empty())
             dht_via_proxy->setPushNotificationTopic(config_.push_topic);
+        if (not config_.push_platform.empty())
+            dht_via_proxy->setPushNotificationPlatform(config_.push_platform);
         dht_ = std::make_unique<SecureDht>(std::move(dht_via_proxy), config_.dht_config, identityAnnouncedCb_, logger_);
         // and use it
         use_proxy = proxify;
@@ -1162,6 +1164,18 @@ DhtRunner::setPushNotificationTopic(const std::string& topic) {
 #endif
 }
 
+void
+DhtRunner::setPushNotificationPlatform(const std::string& platform) {
+    std::lock_guard<std::mutex> lck(dht_mtx);
+#if defined(OPENDHT_PROXY_CLIENT) && defined(OPENDHT_PUSH_NOTIFICATIONS)
+    config_.push_platform = platform;
+    if (dht_)
+        dht_->setPushNotificationPlatform(platform);
+#else
+    (void) platform;
+#endif
+}
+
 void
 DhtRunner::pushNotificationReceived(const std::map<std::string, std::string>& data)
 {

src/op_cache.cpp

@@ -28,6 +28,12 @@ OpValueCache::onValuesAdded(const std::vector<Sp<Value>>& vals, const system_clo
         auto viop = values.emplace(v->id, v);
         if (viop.second) {
             newValues.emplace_back(v);
+        } else if (*viop.first->second.data != *v) {
+            // Special case for edition
+            if (v->seq > viop.first->second.data->seq) {
+                viop.first->second.data = v;
+                newValues.emplace_back(v);
+            }
         } else {
             viop.first->second.refCount++;
         }

src/securedht.cpp

@@ -79,13 +79,16 @@ SecureDht::secureType(ValueType&& type)
     type.editPolicy = [this,type](InfoHash id, const Sp<Value>& o, Sp<Value>& n, const InfoHash& nid, const SockAddr& a) {
         if (not o->isSigned())
             return type.editPolicy(id, o, n, nid, a);
-        if (o->owner != n->owner or not n->isSigned()) {
+        if (*o->owner != *n->owner or not n->isSigned()) {
+            if (logger_)
+                logger_->w("Edition forbidden: not signed or wrong owner.");
+            return false;
+        }
+        if (not n->checkSignature()) {
             if (logger_)
                 logger_->w("Edition forbidden: signature verification failed.");
             return false;
         }
-        if (not n->checkSignature())
-            return false;
         if (o->seq == n->seq) {
             // If the data is exactly the same,
             // it can be reannounced, possibly by someone else.
@@ -326,7 +329,7 @@ SecureDht::listen(const InfoHash& id, GetCallback cb, Value::Filter f, Where w)
 void
 SecureDht::putSigned(const InfoHash& hash, Sp<Value> val, DoneCallback callback, bool permanent)
 {
-    if (not key_)  {
+    if (not key_ or not hash or not val)  {
         if (callback)
             callback(false, {});
         return;
@@ -365,7 +368,7 @@ SecureDht::putSigned(const InfoHash& hash, Sp<Value> val, DoneCallback callback,
             dht_->put(hash, val, callback, time_point::max(), permanent);
         },
         Value::IdFilter(val->id),
-        std::move(Where().id(val->id))
+        Where().id(val->id)
     );
 }
 

src/storage.h

@@ -100,6 +100,8 @@ struct Storage {
         ssize_t values_diff;
         /** Difference in number of listeners */
         ssize_t listeners_diff;
+        /** Number of edited values */
+        size_t edited_values;
     };
 
     Storage() {}
@@ -230,7 +232,7 @@ Storage::store(const InfoHash& id, const Sp<Value>& value, time_point created, t
                 sb->insert(id, *value, expiration);
             it->data = value;
             total_size += size_diff;
-            return std::make_pair(&(*it), StoreDiff{size_diff, 0, 0});
+            return std::make_pair(&(*it), StoreDiff{size_diff, 0, 0, 1});
         }
     } else {
         //DHT_LOG.DEBUG("Storing %s -> %s", id.toString().c_str(), value->toString().c_str());
@@ -240,7 +242,7 @@ Storage::store(const InfoHash& id, const Sp<Value>& value, time_point created, t
             values.back().store_bucket = sb;
             if (sb)
                 sb->insert(id, *value, expiration);
-            return std::make_pair(&values.back(), StoreDiff{size_new, 1, 0});
+            return std::make_pair(&values.back(), StoreDiff{size_new, 1, 0, 0});
         }
     }
     return std::make_pair(nullptr, StoreDiff{});
@@ -272,7 +274,7 @@ Storage::clear()
     ssize_t tot_size = total_size;
     values.clear();
     total_size = 0;
-    return {-tot_size, -num_values, 0};
+    return {-tot_size, -num_values, 0, 0};
 }
 
 std::pair<ssize_t, std::vector<Sp<Value>>>

tests/dhtrunnertester.cpp

@@ -209,6 +209,7 @@ DhtRunnerTester::testIdOps() {
     std::mutex mutex;
     std::condition_variable cv;
     unsigned valueCount(0);
+    unsigned valueCountEdit(0);
 
     dht::DhtRunner::Config config2;
     config2.dht_config.node_config.max_peer_req_per_sec = -1;
@@ -280,10 +281,44 @@ DhtRunnerTester::testIdOps() {
         return true;
     });
 
+    auto key2 = dht::InfoHash::get("key2");
+    auto editValue = std::make_shared<dht::Value>("v1");
+    node1.putSigned(key2, editValue, [&](bool ok){
+        CPPUNIT_ASSERT(ok);
+        std::lock_guard<std::mutex> lk(mutex);
+        valueCountEdit++;
+        cv.notify_all();
+    });
+    node2.listen(key2, [&](const std::vector<std::shared_ptr<dht::Value>>& values, bool expired){
+        for (const auto& v : values) {
+            if (v->seq == 0)
+                CPPUNIT_ASSERT_EQUAL("v1"s, dht::unpackMsg<std::string>(v->data));
+            else if (v->seq == 1)
+                CPPUNIT_ASSERT_EQUAL("v2"s, dht::unpackMsg<std::string>(v->data));
+            CPPUNIT_ASSERT_EQUAL(v->owner->getLongId(), node1.getPublicKey()->getLongId());
+        }
+        std::lock_guard<std::mutex> lk(mutex);
+        valueCountEdit += values.size();
+        cv.notify_all();
+        return true;
+    });
+
     {
         std::unique_lock<std::mutex> lk(mutex);
-        CPPUNIT_ASSERT(cv.wait_for(lk, 20s, [&]{ return valueCount == 7; }));
+        CPPUNIT_ASSERT(cv.wait_for(lk, 20s, [&]{ return valueCount == 7 && valueCountEdit == 2; }));
     }
+
+    // editValue->data = dht::packMsg("v2");
+    editValue = std::make_shared<dht::Value>(editValue->id);
+    editValue->data = dht::packMsg("v2");
+    node1.putSigned(key2, editValue, [&](bool ok){
+        CPPUNIT_ASSERT(ok);
+        std::lock_guard<std::mutex> lk(mutex);
+        valueCountEdit++;
+        cv.notify_all();
+    });
+    std::unique_lock<std::mutex> lk(mutex);
+    CPPUNIT_ASSERT(cv.wait_for(lk, 20s, [&]{ return valueCountEdit == 4; }));
 }
 
 void
@@ -297,7 +332,7 @@ DhtRunnerTester::testListenLotOfBytes() {
     std::string data(10000, 'a');
 
     auto foo = dht::InfoHash::get("foo");
-    constexpr unsigned N = 50;
+    constexpr unsigned N = 1024;
 
     for (unsigned i=0; i<N; i++) {
         node2.put(foo, data, [&](bool ok) {

tools/dhtnode.cpp

@@ -43,7 +43,7 @@ void print_version() {
 }
 
 void print_usage() {
-    std::cout << "Usage: dhtnode [-v [-l logfile]] [-i] [-d] [-n network_id] [-p local_port] [-b bootstrap_host[:port]] [--proxyserver local_port] [--proxyserverssl local_port] [--bundleid bundleid]" << std::endl << std::endl;
+    std::cout << "Usage: dhtnode [-v [-l logfile]] [-i] [-d] [-n network_id] [-p local_port] [-b bootstrap_host[:port]] [--proxyserver local_port] [--proxyserverssl local_port] [--bundleid bundleid] [--openpush endpoint]" << std::endl << std::endl;
     print_info();
 }
 

tools/tools_common.h

@@ -243,7 +243,7 @@ parseArgs(int argc, char **argv) {
     int opt;
     std::string privkey;
     std::string proxy_privkey;
-    while ((opt = getopt_long(argc, argv, "hidsvDUPp:n:b:f:l:", long_options, nullptr)) != -1) {
+    while ((opt = getopt_long(argc, argv, "hidsvODUPp:n:b:f:l:", long_options, nullptr)) != -1) {
         switch (opt) {
         case 'p': {
                 int port_arg = atoi(optarg);