Add more rcl tracepoints

tracetools/include/tracetools/tracetools.h

@@ -23,6 +23,21 @@ bool ros_trace_compile_status();
  */
 void ros_trace_rcl_init();
 
+/**
+ * tp: rcl_node_init
+ */
+void ros_trace_rcl_node_init(const char * node_name, const char * namespace);
+
+/**
+ * tp: rcl_publisher_init
+ */
+void ros_trace_rcl_publisher_init(const char * node_name, const char * namespace);
+
+/**
+ * tp: rcl_subscription_init
+ */
+void ros_trace_rcl_subscription_init(const char * node_name, const char * topic_name);
+
 #ifdef __cplusplus
 }
 #endif

tracetools/lttng/tp_call.tp

@@ -8,3 +8,42 @@ TRACEPOINT_EVENT(
     TP_FIELDS(
     )
 )
+
+TRACEPOINT_EVENT(
+    ros2,
+    rcl_node_init,
+    TP_ARGS(
+        const char*, node_name_arg,
+        const char*, namespace_arg
+    ),
+    TP_FIELDS(
+        ctf_string(node_name, node_name_arg)
+        ctf_string(namespace, namespace_arg)
+    )
+)
+
+TRACEPOINT_EVENT(
+    ros2,
+    rcl_publisher_init,
+    TP_ARGS(
+        const char*, node_name_arg,
+        const char*, namespace_arg
+    ),
+    TP_FIELDS(
+        ctf_string(node_name, node_name_arg)
+        ctf_string(namespace, namespace_arg)
+    )
+)
+
+TRACEPOINT_EVENT(
+    ros2,
+    rcl_subscription_init,
+    TP_ARGS(
+        const char*, node_name_arg,
+        const char*, topic_name_arg
+    ),
+    TP_FIELDS(
+        ctf_string(node_name, node_name_arg)
+        ctf_string(topic_name, topic_name_arg)
+    )
+)

tracetools/scripts/setup-lttng.sh

@@ -2,7 +2,10 @@
 
 # set up ust ros2 events
 for event in \
-  ros2:rcl_init
+  ros2:rcl_init \
+  ros2:rcl_node_init \
+  ros2:rcl_publisher_init \
+  ros2:rcl_subscription_init
 do
 	lttng enable-event -c ros2 -u $event
 done

tracetools/src/tracetools.c

@@ -18,3 +18,21 @@ void ros_trace_rcl_init() {
     tracepoint(ros2, rcl_init);
 #endif
 }
+
+void ros_trace_rcl_node_init(const char * node_name, const char * namespace) {
+#ifdef WITH_LTTNG
+    tracepoint(ros2, rcl_node_init, node_name, namespace);
+#endif
+}
+
+void ros_trace_rcl_publisher_init(const char * node_name, const char * namespace) {
+#ifdef WITH_LTTNG
+    tracepoint(ros2, rcl_publisher_init, node_name, namespace);
+#endif
+}
+
+void ros_trace_rcl_subscription_init(const char * node_name, const char * topic_name) {
+#ifdef WITH_LTTNG
+    tracepoint(ros2, rcl_subscription_init, node_name, topic_name);
+#endif
+}