mirror of
https://github.com/aaronpo97/the-biergarten-app.git
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Aaron Po
6a66619c70
* Update class diagrams * Implement BoundedChannel and multithreaded logging infra * Integrate logging channel system * Update string concatenations to use std::format * Add pretty print log
54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
/**
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* @file services/logging/log_dispatcher.h
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* @brief Dedicated log dispatcher for asynchronous pipeline logging.
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*
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* The dispatcher drains LogEntry values from a bounded channel and forwards
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* them to spdlog on a dedicated thread.
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*/
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#ifndef BIERGARTEN_PIPELINE_INCLUDES_SERVICES_LOGGING_LOG_DISPATCHER_H_
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#define BIERGARTEN_PIPELINE_INCLUDES_SERVICES_LOGGING_LOG_DISPATCHER_H_
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#include <spdlog/spdlog.h>
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#include "concurrency/bounded_channel.h"
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#include "services/logging/log_entry.h"
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/**
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* @class LogDispatcher
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* @brief Consumes log entries from a channel and forwards them to spdlog.
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*
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* Non-copyable and non-movable. Intended to run on its own dedicated thread
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* and exit once the channel has been closed and drained.
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*/
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class LogDispatcher {
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public:
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/**
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* @brief Construct a log dispatcher.
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*
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* @param channel Reference to the bounded channel used for log retrieval.
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*/
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explicit LogDispatcher(BoundedChannel<LogEntry>& channel);
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LogDispatcher(const LogDispatcher&) = delete;
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LogDispatcher& operator=(const LogDispatcher&) = delete;
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LogDispatcher(LogDispatcher&&) = delete;
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LogDispatcher& operator=(LogDispatcher&&) = delete;
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~LogDispatcher() = default;
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/**
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* @brief Drain the channel and forward entries to spdlog.
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*
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* Intended to be called once on a dedicated thread. The loop returns after
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* the channel has been closed and all queued entries have been processed.
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*/
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void Run();
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private:
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BoundedChannel<LogEntry>& channel_;
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static spdlog::level::level_enum ToSpdlogLevel(LogLevel level);
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};
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#endif // BIERGARTEN_PIPELINE_INCLUDES_SERVICES_LOGGING_LOG_DISPATCHER_H_
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