109 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			109 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
| // 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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| 
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| #pragma once
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|     ~mongo_sink() { flush_(); }
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| 
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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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| 
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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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| 
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|     void flush_() override {}
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| 
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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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| 
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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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| 
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| }  // namespace sinks
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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_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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| 
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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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| 
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| }  // namespace spdlog
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