109 lines
3.9 KiB
C
109 lines
3.9 KiB
C
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// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
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// Distributed under the MIT License (http://opensource.org/licenses/MIT)
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#pragma once
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//
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// Custom sink for mongodb
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// Building and using requires mongocxx library.
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// For building mongocxx library check the url below
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// http://mongocxx.org/mongocxx-v3/installation/
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//
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#include "spdlog/common.h"
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#include "spdlog/details/log_msg.h"
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#include "spdlog/sinks/base_sink.h"
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#include <spdlog/details/synchronous_factory.h>
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#include <bsoncxx/builder/stream/document.hpp>
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#include <bsoncxx/types.hpp>
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#include <bsoncxx/view_or_value.hpp>
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#include <mongocxx/client.hpp>
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#include <mongocxx/instance.hpp>
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#include <mongocxx/uri.hpp>
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namespace spdlog {
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namespace sinks {
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template <typename Mutex>
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class mongo_sink : public base_sink<Mutex> {
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public:
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mongo_sink(const std::string &db_name,
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const std::string &collection_name,
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const std::string &uri = "mongodb://localhost:27017") try
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: mongo_sink(std::make_shared<mongocxx::instance>(), db_name, collection_name, uri) {
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} catch (const std::exception &e) {
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throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what()));
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}
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mongo_sink(std::shared_ptr<mongocxx::instance> instance,
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const std::string &db_name,
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const std::string &collection_name,
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const std::string &uri = "mongodb://localhost:27017")
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: instance_(std::move(instance)),
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db_name_(db_name),
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coll_name_(collection_name) {
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try {
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client_ = spdlog::details::make_unique<mongocxx::client>(mongocxx::uri{uri});
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} catch (const std::exception &e) {
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throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what()));
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}
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}
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~mongo_sink() { flush_(); }
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protected:
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void sink_it_(const details::log_msg &msg) override {
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using bsoncxx::builder::stream::document;
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using bsoncxx::builder::stream::finalize;
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if (client_ != nullptr) {
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auto doc = document{} << "timestamp" << bsoncxx::types::b_date(msg.time) << "level"
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<< level::to_string_view(msg.level).data() << "level_num"
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<< msg.level << "message"
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<< std::string(msg.payload.begin(), msg.payload.end())
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<< "logger_name"
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<< std::string(msg.logger_name.begin(), msg.logger_name.end())
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<< "thread_id" << static_cast<int>(msg.thread_id) << finalize;
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client_->database(db_name_).collection(coll_name_).insert_one(doc.view());
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}
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}
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void flush_() override {}
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private:
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std::shared_ptr<mongocxx::instance> instance_;
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std::string db_name_;
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std::string coll_name_;
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std::unique_ptr<mongocxx::client> client_ = nullptr;
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};
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#include "spdlog/details/null_mutex.h"
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#include <mutex>
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using mongo_sink_mt = mongo_sink<std::mutex>;
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using mongo_sink_st = mongo_sink<spdlog::details::null_mutex>;
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} // namespace sinks
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template <typename Factory = spdlog::synchronous_factory>
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inline std::shared_ptr<logger> mongo_logger_mt(
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const std::string &logger_name,
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const std::string &db_name,
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const std::string &collection_name,
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const std::string &uri = "mongodb://localhost:27017") {
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return Factory::template create<sinks::mongo_sink_mt>(logger_name, db_name, collection_name,
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uri);
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}
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template <typename Factory = spdlog::synchronous_factory>
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inline std::shared_ptr<logger> mongo_logger_st(
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const std::string &logger_name,
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const std::string &db_name,
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const std::string &collection_name,
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const std::string &uri = "mongodb://localhost:27017") {
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return Factory::template create<sinks::mongo_sink_st>(logger_name, db_name, collection_name,
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uri);
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}
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} // namespace spdlog
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