log_file.cpp File Reference

Implements log file lifecycle helpers. More...

#include "src/logging/log_file.h"
#include <array>
#include <cerrno>
#include <cstdio>
#include <cstring>
#include <deque>
#include <string>
#include "src/platform/filesystem_utils.h"
#include "src/startup/storage_paths.h"

Include dependency graph for log_file.cpp:

Functions
bool	logging::append_log_file_entry (const LogEntry &entry, const std::string &filePath=default_log_file_path(), std::string *errorMessage=nullptr)
	Append one formatted log entry to the persisted log file.
std::string	logging::default_log_file_path ()
	Return the default path used for persisted log output.
LoadLogFileResult	logging::load_log_file (const std::string &filePath=default_log_file_path(), std::size_t maxLines=64U)
	Load recent lines from the persisted log file.
bool	logging::reset_log_file (const std::string &filePath=default_log_file_path(), std::string *errorMessage=nullptr)
	Truncate or recreate the persisted log file.

Detailed Description

Implements log file lifecycle helpers.

Function Documentation

append_log_file_entry()

bool logging::append_log_file_entry	(	const LogEntry &	entry,
		const std::string &	filePath = default_log_file_path(),
		std::string *	errorMessage = nullptr )

Append one formatted log entry to the persisted log file.

Parameters

entry	Structured log entry to append.
filePath	Target log file path.
errorMessage	Optional output for I/O failures.

Returns

true when the entry was written successfully.

default_log_file_path()

std::string logging::default_log_file_path

(

)

Return the default path used for persisted log output.

Returns

Default log file path.

load_log_file()

LoadLogFileResult logging::load_log_file	(	const std::string &	filePath = default_log_file_path(),
		std::size_t	maxLines = 64U )

Load recent lines from the persisted log file.

Parameters

filePath	Target log file path.
maxLines	Maximum number of trailing lines to retain.

Returns

Loaded log file contents and any error details.

reset_log_file()

bool logging::reset_log_file	(	const std::string &	filePath = default_log_file_path(),
		std::string *	errorMessage = nullptr )

Truncate or recreate the persisted log file.

Parameters

filePath	Path to reset.
errorMessage	Optional output for I/O failures.

Returns

true when the file was reset successfully.