139 lines
4.5 KiB
C++
139 lines
4.5 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/Logging.h"
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#include "td/telegram/ConfigManager.h"
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#include "td/telegram/FileReferenceManager.h"
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#include "td/telegram/files/FileGcWorker.h"
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#include "td/telegram/files/FileManager.h"
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#include "td/telegram/net/ConnectionCreator.h"
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#include "td/telegram/NotificationManager.h"
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#include "td/telegram/Td.h"
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#include "td/telegram/UpdatesManager.h"
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#include "td/db/binlog/BinlogEvent.h"
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#include "td/net/GetHostByNameActor.h"
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#include "td/net/TransparentProxy.h"
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#include "td/utils/FileLog.h"
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#include "td/utils/logging.h"
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#include "td/utils/misc.h"
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#include <atomic>
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#include <map>
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#include <mutex>
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namespace td {
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static std::mutex logging_mutex;
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static FileLog file_log;
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static TsLog ts_log(&file_log);
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static NullLog null_log;
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#define ADD_TAG(tag) \
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{ #tag, &VERBOSITY_NAME(tag) }
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static const std::map<Slice, int *> log_tags{
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ADD_TAG(td_init), ADD_TAG(update_file), ADD_TAG(connections), ADD_TAG(binlog),
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ADD_TAG(proxy), ADD_TAG(net_query), ADD_TAG(td_requests), ADD_TAG(dc),
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ADD_TAG(files), ADD_TAG(mtproto), ADD_TAG(raw_mtproto), ADD_TAG(fd),
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ADD_TAG(actor), ADD_TAG(sqlite), ADD_TAG(notifications), ADD_TAG(get_difference),
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ADD_TAG(file_gc), ADD_TAG(config_recoverer), ADD_TAG(dns_resolver), ADD_TAG(file_references)};
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#undef ADD_TAG
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Status Logging::set_current_stream(td_api::object_ptr<td_api::LogStream> stream) {
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if (stream == nullptr) {
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return Status::Error("Log stream must not be empty");
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}
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std::lock_guard<std::mutex> lock(logging_mutex);
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switch (stream->get_id()) {
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case td_api::logStreamDefault::ID:
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log_interface = default_log_interface;
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return Status::OK();
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case td_api::logStreamFile::ID: {
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auto file_stream = td_api::move_object_as<td_api::logStreamFile>(stream);
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auto max_log_file_size = file_stream->max_file_size_;
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if (max_log_file_size <= 0) {
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return Status::Error("Max log file size must be positive");
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}
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TRY_STATUS(file_log.init(file_stream->path_, max_log_file_size));
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std::atomic_thread_fence(std::memory_order_release); // better than nothing
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log_interface = &ts_log;
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return Status::OK();
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}
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case td_api::logStreamEmpty::ID:
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log_interface = &null_log;
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return Status::OK();
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default:
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UNREACHABLE();
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return Status::OK();
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}
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}
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Result<td_api::object_ptr<td_api::LogStream>> Logging::get_current_stream() {
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std::lock_guard<std::mutex> lock(logging_mutex);
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if (log_interface == default_log_interface) {
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return td_api::make_object<td_api::logStreamDefault>();
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}
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if (log_interface == &null_log) {
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return td_api::make_object<td_api::logStreamEmpty>();
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}
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if (log_interface == &ts_log) {
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return td_api::make_object<td_api::logStreamFile>(file_log.get_path().str(), file_log.get_rotate_threshold());
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}
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return Status::Error("Log stream is unrecognized");
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}
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Status Logging::set_verbosity_level(int new_verbosity_level) {
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std::lock_guard<std::mutex> lock(logging_mutex);
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if (0 <= new_verbosity_level && new_verbosity_level <= VERBOSITY_NAME(NEVER)) {
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SET_VERBOSITY_LEVEL(VERBOSITY_NAME(FATAL) + new_verbosity_level);
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return Status::OK();
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}
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return Status::Error("Wrong new verbosity level specified");
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}
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int Logging::get_verbosity_level() {
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std::lock_guard<std::mutex> lock(logging_mutex);
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return GET_VERBOSITY_LEVEL();
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}
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vector<string> Logging::get_tags() {
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return transform(log_tags, [](auto &tag) { return tag.first.str(); });
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}
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Status Logging::set_tag_verbosity_level(Slice tag, int new_verbosity_level) {
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auto it = log_tags.find(tag);
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if (it == log_tags.end()) {
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return Status::Error("Log tag is not found");
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}
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std::lock_guard<std::mutex> lock(logging_mutex);
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*it->second = clamp(new_verbosity_level, 1, VERBOSITY_NAME(NEVER));
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return Status::OK();
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}
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Result<int> Logging::get_tag_verbosity_level(Slice tag) {
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auto it = log_tags.find(tag);
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if (it == log_tags.end()) {
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return Status::Error("Log tag is not found");
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}
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std::lock_guard<std::mutex> lock(logging_mutex);
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return *it->second;
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}
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void Logging::add_message(int log_verbosity_level, Slice message) {
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int VERBOSITY_NAME(client) = clamp(log_verbosity_level, 0, VERBOSITY_NAME(NEVER));
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VLOG(client) << message;
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}
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} // namespace td
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