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logger.cpp
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172 lines (155 loc) · 4.92 KB
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// Copyright 2017 Open Source Robotics Foundation, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <filesystem>
#include <memory>
#include <string>
#include <utility>
#include "rcl_logging_interface/rcl_logging_interface.h"
#include "rcl/error_handling.h"
#include "rcl/logging_rosout.h"
#include "rclcpp/exceptions.hpp"
#include "rclcpp/logger.hpp"
#include "rclcpp/logging.hpp"
#include "./logging_mutex.hpp"
namespace rclcpp
{
Logger
get_logger(const std::string & name)
{
#if RCLCPP_LOGGING_ENABLED
return rclcpp::Logger(name);
#else
(void)name;
return rclcpp::Logger();
#endif
}
Logger
get_node_logger(const rcl_node_t * node)
{
const char * logger_name = rcl_node_get_logger_name(node);
if (nullptr == logger_name) {
auto logger = rclcpp::get_logger("rclcpp");
RCLCPP_ERROR(
logger, "failed to get logger name from node at address %p",
static_cast<void *>(const_cast<rcl_node_t *>(node)));
return logger;
}
return rclcpp::get_logger(logger_name);
}
// TODO(ahcorde): Remove deprecated class on the next release (in Rolling after Kilted).
#if !defined(_WIN32)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#else // !defined(_WIN32)
# pragma warning(push)
# pragma warning(disable: 4996)
#endif
rcpputils::fs::path
get_logging_directory()
{
char * log_dir = NULL;
auto allocator = rcutils_get_default_allocator();
rcl_logging_ret_t ret = rcl_logging_get_logging_directory(allocator, &log_dir);
if (RCL_LOGGING_RET_OK != ret) {
rclcpp::exceptions::throw_from_rcl_error(ret);
}
std::string path{log_dir};
allocator.deallocate(log_dir, allocator.state);
return path;
}
// remove warning suppression
#if !defined(_WIN32)
# pragma GCC diagnostic pop
#else // !defined(_WIN32)
# pragma warning(pop)
#endif
std::filesystem::path
get_log_directory()
{
char * log_dir = NULL;
auto allocator = rcutils_get_default_allocator();
rcl_logging_ret_t ret = rcl_logging_get_logging_directory(allocator, &log_dir);
if (RCL_LOGGING_RET_OK != ret) {
rclcpp::exceptions::throw_from_rcl_error(ret);
}
std::string path{log_dir};
allocator.deallocate(log_dir, allocator.state);
return path;
}
Logger
Logger::get_child(const std::string & suffix)
{
if (!name_) {
return Logger();
}
rcl_ret_t rcl_ret = RCL_RET_OK;
std::shared_ptr<std::recursive_mutex> logging_mutex;
logging_mutex = get_global_logging_mutex();
{
std::lock_guard<std::recursive_mutex> guard(*logging_mutex);
rcl_ret = rcl_logging_rosout_add_sublogger((*name_).c_str(), suffix.c_str());
if (RCL_RET_NOT_FOUND == rcl_ret) {
rcl_reset_error();
} else if (RCL_RET_OK != rcl_ret) {
exceptions::throw_from_rcl_error(
rcl_ret, "failed to call rcl_logging_rosout_add_sublogger",
rcl_get_error_state(), rcl_reset_error);
}
}
Logger logger(*name_ + RCUTILS_LOGGING_SEPARATOR_STRING + suffix);
if (RCL_RET_OK == rcl_ret) {
logger.logger_sublogger_pairname_.reset(
new std::pair<std::string, std::string>({*name_, suffix}),
[logging_mutex](std::pair<std::string, std::string> * logger_sublogger_pairname_ptr) {
std::lock_guard<std::recursive_mutex> guard(*logging_mutex);
rcl_ret_t rcl_ret = rcl_logging_rosout_remove_sublogger(
logger_sublogger_pairname_ptr->first.c_str(),
logger_sublogger_pairname_ptr->second.c_str());
delete logger_sublogger_pairname_ptr;
if (RCL_RET_OK != rcl_ret) {
rcl_reset_error();
}
});
}
return logger;
}
void
Logger::set_level(Level level)
{
rcutils_ret_t rcutils_ret = rcutils_logging_set_logger_level(
get_name(),
static_cast<RCUTILS_LOG_SEVERITY>(level));
if (rcutils_ret != RCUTILS_RET_OK) {
if (rcutils_ret == RCUTILS_RET_INVALID_ARGUMENT) {
exceptions::throw_from_rcl_error(
RCL_RET_INVALID_ARGUMENT, "Invalid parameter",
rcutils_get_error_state(), rcutils_reset_error);
}
exceptions::throw_from_rcl_error(
RCL_RET_ERROR, "Couldn't set logger level",
rcutils_get_error_state(), rcutils_reset_error);
}
}
Logger::Level
Logger::get_effective_level() const
{
int logger_level = rcutils_logging_get_logger_effective_level(get_name());
if (logger_level < 0) {
exceptions::throw_from_rcl_error(
RCL_RET_ERROR, "Couldn't get logger level",
rcutils_get_error_state(), rcutils_reset_error);
}
return static_cast<Level>(logger_level);
}
} // namespace rclcpp