Add node name to the Read(Write)SplitEvent message

rosbag2_interfaces/msg/ReadSplitEvent.msg

@@ -1,4 +1,8 @@
 # The full path of the file that was finished and closed
 string closed_file
+
 # The full path of the new file that was opened to continue playback
 string opened_file
+
+# The fully qualified node name of the event sender
+string node_name

rosbag2_interfaces/msg/WriteSplitEvent.msg

@@ -1,4 +1,8 @@
 # The full path of the file that was finished and closed
 string closed_file
+
 # The full path of the new file that was created to continue recording
 string opened_file
+
+# The fully qualified node name of the event sender
+string node_name

rosbag2_transport/src/rosbag2_transport/player.cpp

@@ -1176,6 +1176,7 @@ void PlayerImpl::prepare_publishers()
       auto message = rosbag2_interfaces::msg::ReadSplitEvent();
       message.closed_file = info.closed_file;
       message.opened_file = info.opened_file;
+      message.node_name = owner_->get_fully_qualified_name();
       split_event_pub_->publish(message);
     };
   reader_->add_event_callbacks(callbacks);

rosbag2_transport/src/rosbag2_transport/recorder.cpp

@@ -373,6 +373,7 @@ void RecorderImpl::event_publisher_thread_main()
       auto message = rosbag2_interfaces::msg::WriteSplitEvent();
       message.closed_file = bag_split_info_.closed_file;
       message.opened_file = bag_split_info_.opened_file;
+      message.node_name = node->get_fully_qualified_name();
       try {
         split_event_pub_->publish(message);
       } catch (const std::exception & e) {