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Don't hardcode '.txt.' log file name suffix (resolve #333)

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Signed-off-by: Ľubomír Carik <Lubomir.Carik@gmail.com>
This commit is contained in:
Ľubomír Carik 2017-02-28 00:59:23 +01:00
parent d7a8db8f63
commit fd8df5b820
5 changed files with 40 additions and 45 deletions
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4
example/example.cpp
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@ -39,7 +39,7 @@ int main(int, char*[])
// Create basic file logger (not rotated)
auto my_logger = spd::basic_logger_mt("basic_logger", "logs/basic.txt");
auto my_logger = spd::basic_logger_mt("basic_logger", "logs/basic");
my_logger->info("Some log message");
// Create a file rotating logger with 5mb size max and 3 rotated files
@ -106,7 +106,7 @@ void async_example()
{
size_t q_size = 4096; //queue size must be power of 2
spdlog::set_async_mode(q_size);
auto async_file = spd::daily_logger_st("async_file_logger", "logs/async_log.txt");
auto async_file = spd::daily_logger_st("async_file_logger", "logs/async_log");
for (int i = 0; i < 100; ++i)
async_file->info("Async message #{}", i);

8
include/spdlog/details/spdlog_impl.h
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@ -61,23 +61,23 @@ inline std::shared_ptr<spdlog::logger> spdlog::basic_logger_st(const std::string
// Create multi/single threaded rotating file logger
inline std::shared_ptr<spdlog::logger> spdlog::rotating_logger_mt(const std::string& logger_name, const filename_t& filename, size_t max_file_size, size_t max_files)
{
return create<spdlog::sinks::rotating_file_sink_mt>(logger_name, filename, SPDLOG_FILENAME_T("txt"), max_file_size, max_files);
return create<spdlog::sinks::rotating_file_sink_mt>(logger_name, filename, max_file_size, max_files);
}
inline std::shared_ptr<spdlog::logger> spdlog::rotating_logger_st(const std::string& logger_name, const filename_t& filename, size_t max_file_size, size_t max_files)
{
return create<spdlog::sinks::rotating_file_sink_st>(logger_name, filename, SPDLOG_FILENAME_T("txt"), max_file_size, max_files);
return create<spdlog::sinks::rotating_file_sink_st>(logger_name, filename, max_file_size, max_files);
}
// Create file logger which creates new file at midnight):
inline std::shared_ptr<spdlog::logger> spdlog::daily_logger_mt(const std::string& logger_name, const filename_t& filename, int hour, int minute)
{
return create<spdlog::sinks::daily_file_sink_mt>(logger_name, filename, SPDLOG_FILENAME_T("txt"), hour, minute);
return create<spdlog::sinks::daily_file_sink_mt>(logger_name, filename, hour, minute);
}
inline std::shared_ptr<spdlog::logger> spdlog::daily_logger_st(const std::string& logger_name, const filename_t& filename, int hour, int minute)
{
return create<spdlog::sinks::daily_file_sink_st>(logger_name, filename, SPDLOG_FILENAME_T("txt"), hour, minute);
return create<spdlog::sinks::daily_file_sink_st>(logger_name, filename, hour, minute);
}

47
include/spdlog/sinks/file_sinks.h
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@ -64,16 +64,15 @@ template<class Mutex>
class rotating_file_sink : public base_sink < Mutex >
{
public:
rotating_file_sink(const filename_t &base_filename, const filename_t &extension,
std::size_t max_size, std::size_t max_files ) :
rotating_file_sink(const filename_t &base_filename,
std::size_t max_size, std::size_t max_files) :
_base_filename(base_filename),
_extension(extension),
_max_size(max_size),
_max_files(max_files),
_current_size(0),
_file_helper()
{
_file_helper.open(calc_filename(_base_filename, 0, _extension));
_file_helper.open(calc_filename(_base_filename, 0));
_current_size = _file_helper.size(); //expensive. called only once
}
@ -95,21 +94,21 @@ protected:
}
private:
static filename_t calc_filename(const filename_t& filename, std::size_t index, const filename_t& extension)
static filename_t calc_filename(const filename_t& filename, std::size_t index)
{
std::conditional<std::is_same<filename_t::value_type, char>::value, fmt::MemoryWriter, fmt::WMemoryWriter>::type w;
if (index)
w.write(SPDLOG_FILENAME_T("{}.{}.{}"), filename, index, extension);
w.write(SPDLOG_FILENAME_T("{}.{}"), filename, index);
else
w.write(SPDLOG_FILENAME_T("{}.{}"), filename, extension);
w.write(SPDLOG_FILENAME_T("{}"), filename);
return w.str();
}
// Rotate files:
// log.txt -> log.1.txt
// log.1.txt -> log2.txt
// log.2.txt -> log3.txt
// log.3.txt -> delete
// log.txt -> log.txt.1
// log.txt.1 -> log.txt.2
// log.txt.2 -> log.txt.3
// lo3.txt.3 -> delete
void _rotate()
{
@ -117,8 +116,8 @@ private:
_file_helper.close();
for (auto i = _max_files; i > 0; --i)
{
filename_t src = calc_filename(_base_filename, i - 1, _extension);
filename_t target = calc_filename(_base_filename, i, _extension);
filename_t src = calc_filename(_base_filename, i - 1);
filename_t target = calc_filename(_base_filename, i);
if (details::file_helper::file_exists(target))
{
@ -135,7 +134,6 @@ private:
_file_helper.reopen(true);
}
filename_t _base_filename;
filename_t _extension;
std::size_t _max_size;
std::size_t _max_files;
std::size_t _current_size;
@ -150,27 +148,27 @@ typedef rotating_file_sink<details::null_mutex>rotating_file_sink_st;
*/
struct default_daily_file_name_calculator
{
// Create filename for the form basename.YYYY-MM-DD_hh-mm.extension
static filename_t calc_filename(const filename_t& basename, const filename_t& extension)
// Create filename for the form basename.YYYY-MM-DD_hh-mm
static filename_t calc_filename(const filename_t& basename)
{
std::tm tm = spdlog::details::os::localtime();
std::conditional<std::is_same<filename_t::value_type, char>::value, fmt::MemoryWriter, fmt::WMemoryWriter>::type w;
w.write(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}-{:02d}.{}"), basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, extension);
w.write(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}-{:02d}"), basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min);
return w.str();
}
};
/*
* Generator of daily log file names in format basename.YYYY-MM-DD.extension
* Generator of daily log file names in format basename.YYYY-MM-DD
*/
struct dateonly_daily_file_name_calculator
{
// Create filename for the form basename.YYYY-MM-DD.extension
static filename_t calc_filename(const filename_t& basename, const filename_t& extension)
// Create filename for the form basename.YYYY-MM-DD
static filename_t calc_filename(const filename_t& basename)
{
std::tm tm = spdlog::details::os::localtime();
std::conditional<std::is_same<filename_t::value_type, char>::value, fmt::MemoryWriter, fmt::WMemoryWriter>::type w;
w.write(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}.{}"), basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, extension);
w.write(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}"), basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
return w.str();
}
};
@ -185,17 +183,15 @@ public:
//create daily file sink which rotates on given time
daily_file_sink(
const filename_t& base_filename,
const filename_t& extension,
int rotation_hour,
int rotation_minute) : _base_filename(base_filename),
_extension(extension),
_rotation_h(rotation_hour),
_rotation_m(rotation_minute)
{
if (rotation_hour < 0 || rotation_hour > 23 || rotation_minute < 0 || rotation_minute > 59)
throw spdlog_ex("daily_file_sink: Invalid rotation time in ctor");
_rotation_tp = _next_rotation_tp();
_file_helper.open(FileNameCalc::calc_filename(_base_filename, _extension));
_file_helper.open(FileNameCalc::calc_filename(_base_filename));
}
void flush() override
@ -208,7 +204,7 @@ protected:
{
if (std::chrono::system_clock::now() >= _rotation_tp)
{
_file_helper.open(FileNameCalc::calc_filename(_base_filename, _extension));
_file_helper.open(FileNameCalc::calc_filename(_base_filename));
_rotation_tp = _next_rotation_tp();
}
_file_helper.write(msg);
@ -231,7 +227,6 @@ private:
}
filename_t _base_filename;
filename_t _extension;
int _rotation_h;
int _rotation_m;
std::chrono::system_clock::time_point _rotation_tp;

2
include/spdlog/spdlog.h
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@ -124,7 +124,7 @@ std::shared_ptr<logger> create(const std::string& logger_name, const It& sinks_b
// Create and register a logger with templated sink type
// Example:
// spdlog::create<daily_file_sink_st>("mylog", "dailylog_filename", "txt");
// spdlog::create<daily_file_sink_st>("mylog", "dailylog_filename");
template <typename Sink, typename... Args>
std::shared_ptr<spdlog::logger> create(const std::string& logger_name, Args...);

24
tests/file_log.cpp
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@ -7,7 +7,7 @@
TEST_CASE("simple_file_logger", "[simple_logger]]")
{
prepare_logdir();
std::string filename = "logs/simple_log.txt";
std::string filename = "logs/simple_log";
auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("logger", filename);
logger->set_pattern("%v");
@ -24,7 +24,7 @@ TEST_CASE("simple_file_logger", "[simple_logger]]")
TEST_CASE("flush_on", "[flush_on]]")
{
prepare_logdir();
std::string filename = "logs/simple_log.txt";
std::string filename = "logs/simple_log";
auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("logger", filename);
logger->set_pattern("%v");
@ -50,7 +50,7 @@ TEST_CASE("rotating_file_logger1", "[rotating_logger]]")
logger->info("Test message {}", i);
logger->flush();
auto filename = basename + ".txt";
auto filename = basename;
REQUIRE(count_lines(filename) == 10);
}
@ -64,14 +64,14 @@ TEST_CASE("rotating_file_logger2", "[rotating_logger]]")
logger->info("Test message {}", i);
logger->flush();
auto filename = basename + ".txt";
auto filename = basename;
REQUIRE(count_lines(filename) == 10);
for (int i = 0; i < 1000; i++)
logger->info("Test message {}", i);
logger->flush();
REQUIRE(get_filesize(filename) <= 1024);
auto filename1 = basename + ".1.txt";
auto filename1 = basename + ".1";
REQUIRE(get_filesize(filename1) <= 1024);
}
@ -83,7 +83,7 @@ TEST_CASE("daily_logger", "[daily_logger]]")
std::string basename = "logs/daily_log";
std::tm tm = spdlog::details::os::localtime();
fmt::MemoryWriter w;
w.write("{}_{:04d}-{:02d}-{:02d}_{:02d}-{:02d}.txt", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min);
w.write("{}_{:04d}-{:02d}-{:02d}_{:02d}-{:02d}", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min);
auto logger = spdlog::daily_logger_mt("logger", basename, 0, 0);
logger->flush_on(spdlog::level::info);
@ -106,9 +106,9 @@ TEST_CASE("daily_logger with dateonly calculator", "[daily_logger_dateonly]]")
std::string basename = "logs/daily_dateonly";
std::tm tm = spdlog::details::os::localtime();
fmt::MemoryWriter w;
w.write("{}_{:04d}-{:02d}-{:02d}.txt", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
w.write("{}_{:04d}-{:02d}-{:02d}", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
auto logger = spdlog::create<sink_type>("logger", basename, "txt", 0, 0);
auto logger = spdlog::create<sink_type>("logger", basename, 0, 0);
for (int i = 0; i < 10; ++i)
logger->info("Test message {}", i);
logger->flush();
@ -118,11 +118,11 @@ TEST_CASE("daily_logger with dateonly calculator", "[daily_logger_dateonly]]")
struct custom_daily_file_name_calculator
{
static spdlog::filename_t calc_filename(const spdlog::filename_t& basename, const spdlog::filename_t& extension)
static spdlog::filename_t calc_filename(const spdlog::filename_t& basename)
{
std::tm tm = spdlog::details::os::localtime();
fmt::MemoryWriter w;
w.write("{}{:04d}{:02d}{:02d}.{}", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, extension);
w.write("{}{:04d}{:02d}{:02d}", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
return w.str();
}
};
@ -138,9 +138,9 @@ TEST_CASE("daily_logger with custom calculator", "[daily_logger_custom]]")
std::string basename = "logs/daily_dateonly";
std::tm tm = spdlog::details::os::localtime();
fmt::MemoryWriter w;
w.write("{}{:04d}{:02d}{:02d}.txt", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
w.write("{}{:04d}{:02d}{:02d}", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
auto logger = spdlog::create<sink_type>("logger", basename, "txt", 0, 0);
auto logger = spdlog::create<sink_type>("logger", basename, 0, 0);
for (int i = 0; i < 10; ++i)
logger->info("Test message {}", i);