lokinet/llarp/util/logging/file_logger.hpp
Jeff Becker 5c457ff486
refactor logging to use std::source_location
* use std::source_location instead of godawful macros in logging
* remove unused/absolutely haram af json logstream
* fix bug in android logger where it doesn't respect eLogNone
2021-10-06 11:10:48 -04:00

72 lines
1.5 KiB
C++

#pragma once
#include "logstream.hpp"
#include <llarp/util/thread/queue.hpp>
#include <llarp/util/time.hpp>
#include <deque>
namespace llarp
{
/// flushable file based log stream
struct FileLogStream : public ILogStream
{
using Work_t = std::function<void(void)>;
FileLogStream(
std::function<void(Work_t)> io, FILE* f, llarp_time_t flushInterval, bool closefile = true);
~FileLogStream() override;
void
PreLog(
std::stringstream& out,
LogLevel lvl,
std::string_view filename,
int lineno,
const std::string& nodename) const override;
void
Print(LogLevel, std::string_view filename, const std::string& msg) override;
void
Tick(llarp_time_t now) override;
void
PostLog(std::stringstream&) const override{};
void
AppendLog(
LogLevel lvl,
std::string_view filename,
int lineno,
const std::string& nodename,
const std::string msg) override;
virtual void
ImmediateFlush() override;
using Lines_t = thread::Queue<std::string>;
protected:
Lines_t m_Lines;
private:
static void
Flush(Lines_t* const, FILE* const);
bool
ShouldFlush(llarp_time_t now) const;
void
FlushLinesToDisk(llarp_time_t now);
const std::function<void(Work_t)> m_Disk;
FILE* const m_File;
const llarp_time_t m_FlushInterval;
llarp_time_t m_LastFlush = 0s;
const bool m_Close;
};
} // namespace llarp