add logger level service to lifecycle node. (ros2#2277)

Signed-off-by: Tomoya Fujita <Tomoya.Fujita@sony.com>

rclcpp_lifecycle/src/lifecycle_node.cpp

@@ -152,6 +152,10 @@ LifecycleNode::LifecycleNode(
       &LifecycleNodeInterface::on_deactivate, this,
       std::placeholders::_1));
   register_on_error(std::bind(&LifecycleNodeInterface::on_error, this, std::placeholders::_1));
+
+  if (options.enable_logger_service()) {
+    node_logging_->create_logger_services(node_services_);
+  }
 }
 
 LifecycleNode::~LifecycleNode()

rclcpp_lifecycle/test/test_lifecycle_node.cpp

@@ -25,6 +25,8 @@
 #include "lifecycle_msgs/msg/transition.hpp"
 
 #include "rcl_lifecycle/rcl_lifecycle.h"
+#include "rcl_interfaces/srv/get_logger_levels.hpp"
+#include "rcl_interfaces/srv/set_logger_levels.hpp"
 
 #include "rclcpp/rclcpp.hpp"
 #include "rclcpp_lifecycle/lifecycle_node.hpp"
@@ -34,6 +36,8 @@
 using lifecycle_msgs::msg::State;
 using lifecycle_msgs::msg::Transition;
 
+using namespace std::chrono_literals;
+
 static const std::chrono::nanoseconds DEFAULT_EVENT_TIMEOUT = std::chrono::seconds(3);
 static const std::chrono::nanoseconds DEFAULT_EVENT_SLEEP_PERIOD = std::chrono::milliseconds(100);
 
@@ -249,6 +253,35 @@ TEST_F(TestDefaultStateMachine, empty_initializer_rcl_errors) {
   }
 }
 
+TEST_F(TestDefaultStateMachine, check_logger_services_exist) {
+  // Logger level services are disabled
+  {
+    rclcpp::NodeOptions options = rclcpp::NodeOptions();
+    options.enable_logger_service(false);
+    auto node = std::make_shared<rclcpp_lifecycle::LifecycleNode>(
+      "test_logger_service", "/test", options);
+    auto get_client = node->create_client<rcl_interfaces::srv::GetLoggerLevels>(
+      "/test/test_logger_service/get_logger_levels");
+    ASSERT_FALSE(get_client->wait_for_service(2s));
+    auto set_client = node->create_client<rcl_interfaces::srv::SetLoggerLevels>(
+      "/test/test_logger_service/set_logger_levels");
+    ASSERT_FALSE(set_client->wait_for_service(2s));
+  }
+  // Logger level services are enabled
+  {
+    rclcpp::NodeOptions options = rclcpp::NodeOptions();
+    options.enable_logger_service(true);
+    auto node = std::make_shared<rclcpp_lifecycle::LifecycleNode>(
+      "test_logger_service", "/test", options);
+    auto get_client = node->create_client<rcl_interfaces::srv::GetLoggerLevels>(
+      "/test/test_logger_service/get_logger_levels");
+    ASSERT_TRUE(get_client->wait_for_service(2s));
+    auto set_client = node->create_client<rcl_interfaces::srv::SetLoggerLevels>(
+      "/test/test_logger_service/set_logger_levels");
+    ASSERT_TRUE(set_client->wait_for_service(2s));
+  }
+}
+
 TEST_F(TestDefaultStateMachine, trigger_transition) {
   auto test_node = std::make_shared<EmptyLifecycleNode>("testnode");