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lokinet/llarp/util/file_logger.hpp

54 lines
1.1 KiB
C++

#ifndef LLARP_UTIL_FILE_LOGGER_HPP
#define LLARP_UTIL_FILE_LOGGER_HPP
#include <util/logstream.hpp>
#include <util/thread_pool.hpp>
#include <util/time.hpp>
#include <deque>
namespace llarp
{
/// flushable file based log stream
struct FileLogStream : public ILogStream
{
FileLogStream(thread::ThreadPool* disk, FILE* f, llarp_time_t flushInterval,
bool closefile = true);
~FileLogStream();
void
PreLog(std::stringstream& out, LogLevel lvl, const char* fname, int lineno,
const std::string& nodename) const override;
void
Print(LogLevel, const char*, const std::string& msg) override;
void
Tick(llarp_time_t now) override;
void
PostLog(std::stringstream&) const override
{
}
protected:
std::deque< std::string > m_Lines;
private:
bool
ShouldFlush(llarp_time_t now) const;
void
FlushLinesToDisk(llarp_time_t now);
thread::ThreadPool* m_Disk;
FILE* const m_File;
const llarp_time_t m_FlushInterval;
llarp_time_t m_LastFlush = 0;
const bool m_Close;
};
} // namespace llarp
#endif