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author | F1F7Y <64418963+F1F7Y@users.noreply.github.com> | 2023-06-30 03:10:24 +0200 |
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committer | GitHub <noreply@github.com> | 2023-06-29 21:10:24 -0400 |
commit | 71f0ee98ccc85d41ba7587d122c83011ab1e25c3 (patch) | |
tree | c362337bedb5d341c3f063e9a0b4840fb8b8ba2c /thirdparty/spdlog/sinks/syslog_sink.h | |
parent | efd907105cf7906c78253631f75bf4fd83f769db (diff) | |
download | NorthstarLauncher-71f0ee98ccc85d41ba7587d122c83011ab1e25c3.tar.gz NorthstarLauncher-71f0ee98ccc85d41ba7587d122c83011ab1e25c3.zip |
Reorganize third-party dependencies into `thirdparty` directory (#491)
* rename `include` to `thirdparty`
* remove duplicate minhook in wsock32
* move minhook into its own directory
* move openssl lib into separate directories
Diffstat (limited to 'thirdparty/spdlog/sinks/syslog_sink.h')
-rw-r--r-- | thirdparty/spdlog/sinks/syslog_sink.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/thirdparty/spdlog/sinks/syslog_sink.h b/thirdparty/spdlog/sinks/syslog_sink.h new file mode 100644 index 00000000..7c38fcb5 --- /dev/null +++ b/thirdparty/spdlog/sinks/syslog_sink.h @@ -0,0 +1,109 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/details/synchronous_factory.h> + +#include <array> +#include <string> +#include <syslog.h> + +namespace spdlog { +namespace sinks { +/** + * Sink that write to syslog using the `syscall()` library call. + */ +template<typename Mutex> +class syslog_sink : public base_sink<Mutex> +{ + +public: + syslog_sink(std::string ident, int syslog_option, int syslog_facility, bool enable_formatting) + : enable_formatting_{enable_formatting} + , syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}} + , ident_{std::move(ident)} + { + // set ident to be program name if empty + ::openlog(ident_.empty() ? nullptr : ident_.c_str(), syslog_option, syslog_facility); + } + + ~syslog_sink() override + { + ::closelog(); + } + + syslog_sink(const syslog_sink &) = delete; + syslog_sink &operator=(const syslog_sink &) = delete; + +protected: + void sink_it_(const details::log_msg &msg) override + { + string_view_t payload; + memory_buf_t formatted; + if (enable_formatting_) + { + base_sink<Mutex>::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } + else + { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if (length > static_cast<size_t>(std::numeric_limits<int>::max())) + { + length = static_cast<size_t>(std::numeric_limits<int>::max()); + } + + ::syslog(syslog_prio_from_level(msg), "%.*s", static_cast<int>(length), payload.data()); + } + + void flush_() override {} + bool enable_formatting_ = false; + +private: + using levels_array = std::array<int, 7>; + levels_array syslog_levels_; + // must store the ident because the man says openlog might use the pointer as + // is and not a string copy + const std::string ident_; + + // + // Simply maps spdlog's log level to syslog priority level. + // + int syslog_prio_from_level(const details::log_msg &msg) const + { + return syslog_levels_.at(static_cast<levels_array::size_type>(msg.level)); + } +}; + +using syslog_sink_mt = syslog_sink<std::mutex>; +using syslog_sink_st = syslog_sink<details::null_mutex>; +} // namespace sinks + +// Create and register a syslog logger +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> syslog_logger_mt(const std::string &logger_name, const std::string &syslog_ident = "", int syslog_option = 0, + int syslog_facility = LOG_USER, bool enable_formatting = false) +{ + return Factory::template create<sinks::syslog_sink_mt>(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> syslog_logger_st(const std::string &logger_name, const std::string &syslog_ident = "", int syslog_option = 0, + int syslog_facility = LOG_USER, bool enable_formatting = false) +{ + return Factory::template create<sinks::syslog_sink_st>(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); +} +} // namespace spdlog |