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// Copyright Contributors to the DNF5 project.
// Copyright Contributors to the libdnf project.
// SPDX-License-Identifier: LGPL-2.1-or-later
//
// This file is part of libdnf: https://github.com/rpm-software-management/libdnf/
//
// Libdnf is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 2.1 of the License, or
// (at your option) any later version.
//
// Libdnf is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with libdnf. If not, see <https://www.gnu.org/licenses/>.
#include "libdnf5/logger/logger.hpp"
#include <fmt/chrono.h>
#include <array>
namespace libdnf5 {
namespace {
constexpr auto LEVEL_C_STR =
std::to_array<const char *>({"CRITICAL", "ERROR", "WARNING", "NOTICE", "INFO", "DEBUG", "TRACE"});
}
Logger::Logger() = default;
Logger::~Logger() = default;
const char * Logger::level_to_cstr(Level level) noexcept {
auto ilevel = static_cast<unsigned int>(level);
return ilevel >= LEVEL_C_STR.size() ? "UNDEFINED" : LEVEL_C_STR[ilevel];
}
void Logger::log_line(Level level, const std::string & message) noexcept {
write(std::chrono::system_clock::now(), getpid(), level, message);
}
StringLogger::StringLogger() = default;
StringLogger::~StringLogger() = default;
void StringLogger::write(
const std::chrono::time_point<std::chrono::system_clock> & time,
pid_t pid,
Level level,
const std::string & message) noexcept {
try {
write(fmt::format(
"{:%FT%T%z} [{}] {} {}\n",
std::chrono::time_point_cast<std::chrono::seconds>(time),
pid,
level_to_cstr(level),
message)
.c_str());
} catch (const std::exception & e) {
write("Failed to format: ");
write(message.c_str());
write(" (");
write(e.what());
write(")\n");
}
}
} // namespace libdnf5
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