4.0.1

Signed-off-by: Pablo Garrido <pablogs9@gmail.com>

.github/workflows/ci.yml

@@ -3,24 +3,24 @@ name: CI micro-ROS Agent
 on:
     pull_request:
       branches:
-        - 'humble'
+        - 'main'
     schedule:
       - cron: '33 6 * * *'
 
 jobs:
 
     microros_agent_ci:
-      runs-on: ubuntu-latest
+      runs-on: ${{ matrix.os }}
       strategy:
         fail-fast: false
         matrix:
           os: [ ubuntu-20.04 ]
-          ros_distribution: [ humble ]
+          ros_distribution: [ rolling ]
           include:
-            - docker_image: ubuntu:jammy
+            - docker_image: ubuntu:22.04
-              ros_distribution: humble
+              ros_distribution: rolling
       container:
-        image: ubuntu:jammy
+        image: ubuntu:22.04
       steps:
       - uses: actions/checkout@v2
       - uses: ros-tooling/setup-ros@0.3.2

micro_ros_agent/CHANGELOG.rst

@@ -2,7 +2,11 @@
 Changelog for package micro-ros_agent
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-3.0.2 (2022-05-25)
+4.0.1 (2022-06-13)
+------------------
+* Fix memory leak in graph manager (`#147 <https://github.com/micro-ROS/micro-ROS-Agent/issues/147>`_) (`#148 <https://github.com/micro-ROS/micro-ROS-Agent/issues/148>`_)
+
+4.0.0 (2022-05-25)
 ------------------
 
 3.0.1 (2022-03-25)

micro_ros_agent/include/agent/Agent.hpp

@@ -46,7 +46,6 @@ private:
 
     eprosima::uxr::AgentInstance& xrce_dds_agent_instance_;
     std::map<eprosima::fastdds::dds::DomainId_t, std::shared_ptr<graph_manager::GraphManager>> graph_manager_map_;
-    std::string namespace_remapping = "";
 
     std::shared_ptr<graph_manager::GraphManager> find_or_create_graph_manager(eprosima::fastdds::dds::DomainId_t domain_id);
 };

micro_ros_agent/include/agent/graph_manager/graph_manager.hpp

@@ -80,7 +80,7 @@ public:
     /**
      * @brief   Default constructor.
      */
-    GraphManager(eprosima::fastdds::dds::DomainId_t domain_id, std::string namespace_remapping);
+    GraphManager(eprosima::fastdds::dds::DomainId_t domain_id);
 
     /**
      * @brief   Default destructor.
@@ -111,6 +111,12 @@ public:
         const eprosima::fastdds::dds::DomainParticipant* participant,
         bool from_microros = true);
 
+    /**
+     * @brief   Getter for the graph cache.
+     * @return  Reference to inner graph cache
+     */
+    rmw_dds_common::GraphCache& get_graph_cache() { return graphCache_; }
+
     /**
      * @brief   Adds a DDS datawriter to the graph tree.
      * @param   datawriter_guid rtps::GUID_t of the datawriter to be added.
@@ -274,7 +280,6 @@ private:
             std::string& node_namespace);
 
     eprosima::fastdds::dds::DomainId_t domain_id_;
-    std::string namespace_remapping_;
     bool graph_changed_;
     bool display_on_change_;
     std::thread microros_graph_publisher_;

micro_ros_agent/package.xml

@@ -2,7 +2,7 @@
 <?xml-model href="http://download.ros.org/schema/package_format3.xsd" schematypens="http://www.w3.org/2001/XMLSchema"?>
 <package format="3">
   <name>micro_ros_agent</name>
-  <version>3.0.2</version>
+  <version>4.0.1</version>
   <description>micro-ROS Agent package</description>
   <maintainer email="pablogarrido@eprosima.com">Pablo Garrido</maintainer>
   <maintainer email="antoniocuadros@eprosima.com">Antonio Cuadros</maintainer>

micro_ros_agent/src/agent/Agent.cpp

@@ -33,17 +33,6 @@ bool Agent::create(
         char** argv)
 {
     bool result = xrce_dds_agent_instance_.create(argc, argv);
-
-    // Find namespace remapping
-    for (int i = 0; i < argc; i++)
-    {
-        if (strcmp(argv[i], "--namespace-remapping") == 0 && i + 1 < argc)
-        {
-            namespace_remapping = argv[i + 1];
-            std::cout << "Remapping all entities to namespace " << namespace_remapping << std::endl;
-        }
-    }
-
     if (result)
     {
         /**
@@ -304,6 +293,7 @@ void Agent::run()
 
 std::shared_ptr<graph_manager::GraphManager> Agent::find_or_create_graph_manager(eprosima::fastdds::dds::DomainId_t domain_id)
 {
+
 auto it = graph_manager_map_.find(domain_id);
 
     if (it != graph_manager_map_.end()) {
@@ -312,7 +302,7 @@ std::shared_ptr<graph_manager::GraphManager> Agent::find_or_create_graph_manager
         return graph_manager_map_.insert(
             std::make_pair(
                 domain_id,
-                std::make_shared<graph_manager::GraphManager>(domain_id, namespace_remapping)
+                std::make_shared<graph_manager::GraphManager>(domain_id)
             )
         ).first->second;
     }

micro_ros_agent/src/agent/graph_manager/graph_manager.cpp

@@ -26,9 +26,8 @@ namespace uros {
 namespace agent {
 namespace graph_manager {
 
-GraphManager::GraphManager(eprosima::fastdds::dds::DomainId_t domain_id, std::string namespace_remapping)
+GraphManager::GraphManager(eprosima::fastdds::dds::DomainId_t domain_id)
     : domain_id_(domain_id)
-    , namespace_remapping_(namespace_remapping)
     , graph_changed_(false)
     , display_on_change_(false)
     , mtx_()
@@ -314,8 +313,6 @@ void GraphManager::add_participant(
         std::string isolated_node_name, isolated_namespace;
         get_name_and_namespace(qos.name().to_string(), isolated_node_name, isolated_namespace);
 
-        isolated_namespace = namespace_remapping_ + isolated_namespace;
-
         rmw_dds_common::msg::ParticipantEntitiesInfo info =
             graphCache_.add_node(gid, isolated_node_name, isolated_namespace);
 
@@ -358,10 +355,7 @@ void GraphManager::add_datawriter(
 {
     const std::string& topic_name = datawriter->get_topic()->get_name();
     const std::string& type_name = datawriter->get_topic()->get_type_name();
-
+    this->add_datawriter(datawriter_guid, topic_name, type_name,
-    auto remapped_topic_name = namespace_remapping_ + "/" + topic_name;
-
-    this->add_datawriter(datawriter_guid, remapped_topic_name, type_name,
         participant->guid(), datawriter->get_qos());
 }
 
@@ -378,9 +372,7 @@ void GraphManager::add_datawriter(
         "rmw_fastrtps_cpp", participant_guid);
     const rmw_qos_profile_t qos_profile = fastdds_qos_to_rmw_qos(writer_qos);
 
-     auto remapped_topic_name = namespace_remapping_ + "/" + topic_name;
+    graphCache_.add_entity(datawriter_gid, topic_name,
-
-    graphCache_.add_entity(datawriter_gid, remapped_topic_name,
         type_name, participant_gid, qos_profile, false);
 }
 
@@ -449,7 +441,6 @@ void GraphManager::associate_entity(
         {
             std::string isolated_node_name, isolated_namespace;
             get_name_and_namespace(qos.name().c_str(), isolated_node_name, isolated_namespace);
-            isolated_namespace = namespace_remapping_ + isolated_namespace;
             info = graphCache_.associate_writer(
                 entity_gid, participant_gid, isolated_node_name, isolated_namespace);
             break;
@@ -458,7 +449,6 @@ void GraphManager::associate_entity(
         {
             std::string isolated_node_name, isolated_namespace;
             get_name_and_namespace(qos.name().c_str(), isolated_node_name, isolated_namespace);
-            isolated_namespace = namespace_remapping_ + isolated_namespace;
             info = graphCache_.associate_reader(
                 entity_gid, participant_gid, isolated_node_name, isolated_namespace);
             break;
@@ -607,7 +597,7 @@ GraphManager::ParticipantListener::ParticipantListener(
 }
 
 void GraphManager::ParticipantListener::on_participant_discovery(
-        eprosima::fastdds::dds::DomainParticipant* participant,
+        eprosima::fastdds::dds::DomainParticipant* /* participant */,
         eprosima::fastrtps::rtps::ParticipantDiscoveryInfo&& info)
 {
     switch (info.status)
@@ -624,13 +614,15 @@ void GraphManager::ParticipantListener::on_participant_discovery(
             const std::string enclave =
                 std::string(name_found->second.begin(), name_found->second.end());
 
-            graphManager_from_->add_participant(participant, false, enclave);
+            const rmw_gid_t gid = rmw_fastrtps_shared_cpp::create_rmw_gid("rmw_fastrtps_cpp", info.info.m_guid);
+            graphManager_from_->get_graph_cache().add_participant(gid, enclave);
             break;
         }
         case eprosima::fastrtps::rtps::ParticipantDiscoveryInfo::REMOVED_PARTICIPANT:
         case eprosima::fastrtps::rtps::ParticipantDiscoveryInfo::DROPPED_PARTICIPANT:
         {
-            graphManager_from_->remove_participant(participant, false);
+            const rmw_gid_t gid = rmw_fastrtps_shared_cpp::create_rmw_gid("rmw_fastrtps_cpp", info.info.m_guid);
+            graphManager_from_->get_graph_cache().remove_participant(gid);
             break;
         }
         default: