spdlogwarp.cpp
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/*
*
* Created on: 2020-12-13
* Author: liuhang
*/
//fmtlib https://fmt.dev/latest/api.html#format-api
#include "spdlog/spdlogwarp.hh"
#include <stdarg.h>
#include <iostream>
#include <sstream>
#include <chrono>
#include <mutex>
#include "spdlog/fmt/fmt.h"
#define _SPD_FORMAT_ "%Y-%m-%d %H:%M:%S.%e%z|%l|[%s:%#:%t] %v"
#define _SPD_FORMAT_2 "%Y-%m-%d %H:%M:%S.%e%z|{}|{}|%l|[%s:%#:%t] %v"
std::shared_ptr<spdlog::logger> SLog::m_globalLog;
std::map<std::string, std::shared_ptr<spdlog::logger>> SLog::m_trace;
std::map<std::string, std::shared_ptr<spdlog::logger>> SLog::m_loggers;
std::string SLog::m_logdir;
std::string SLog::m_appname;
std::string SLog::m_lastymd = "";
std::atomic<int> SLog::m_state(0);
bool SLog::m_inited = false;
std::mutex SLog::m_lock;
void cslog(const char *text)
{
SLog::global()->info(text);
}
std::string SLog::getymd()
{
std::chrono::system_clock::time_point now = std::chrono::system_clock::now();
time_t tt = std::chrono::system_clock::to_time_t(now);
tm utc_tm = *gmtime(&tt);
tm local_tm = *localtime(&tt);
return fmt::format("{:04}-{:02}-{:02}-{:02}", 1900+local_tm.tm_year, local_tm.tm_mon + 1, local_tm.tm_mday, local_tm.tm_min);
}
static std::string get_before_ymd(int days)
{
std::chrono::duration<int, std::ratio<60 * 60 * 24>> nday(7);
std::chrono::system_clock::time_point before =
std::chrono::system_clock::now() - nday;
time_t tt = std::chrono::system_clock::to_time_t(before);
tm utc_tm = *gmtime(&tt);
tm local_tm = *localtime(&tt);
return fmt::format("{:04}-{:02}-{:02}-{:02}", 1900+local_tm.tm_year, local_tm.tm_mon + 1, local_tm.tm_mday, local_tm.tm_min);
}
static std::string getext(const std::string &appname)
{
if(appname.find(".log") == std::string::npos && appname.find(".txt") == std::string::npos)
return ".log";
else
return "";
}
void SLog::makesure_dir(const std::string &path)
{
std::string dirstr = path;
DIR *dirptr = opendir(dirstr.c_str());
if (dirptr == NULL) {
int ret = mkdir(dirstr.c_str(), (S_IRWXU | S_IRWXG | S_IRWXO));
if (ret == 0) {
} else {
}
}
else
{
closedir(dirptr);
}
}
void SLog::monitor_thread() {
while (1) {
std::string curymd = getymd();
if (curymd != m_lastymd) {
m_state = 1;
printf("spdlog::drop_all() ymd:%s, m_lastymd:%s", curymd.c_str(), m_lastymd.c_str());
m_lastymd = curymd;
spdlog::drop_all();
m_loggers.clear();
m_trace.clear();
auto console_sink = std::make_shared<spdlog::sinks::stdout_color_sink_mt>();
console_sink->set_level(spdlog::level::debug);
std::string logname = m_logdir + "/" + getymd() + "/" + m_appname + getext(m_appname);
auto file_sink = std::make_shared<spdlog::sinks::rotating_file_sink_mt>(logname, LOG_SIZE, 100);
file_sink->set_level(spdlog::level::debug);
auto globallog = std::shared_ptr<spdlog::logger>(new spdlog::logger(m_appname, {console_sink, file_sink}));
m_globalLog.swap(globallog);
m_globalLog->set_level(spdlog::level::debug);
spdlog::set_pattern(_SPD_FORMAT_);
m_globalLog->set_pattern(fmt::format(_SPD_FORMAT_2, m_appname, "global"));
m_globalLog->info("rebuild spdlog success");
set_default_logger(m_globalLog);
m_state = 0;
}
std::this_thread::sleep_for(std::chrono::seconds(5));
}
}
void SLog::init(const std::string &logdir, const std::string &appname)
{
m_logdir = logdir;
m_state = 0;
m_appname = appname;
makesure_dir(logdir);
makesure_dir(logdir + "/" + getymd());
m_lastymd = getymd();
std::thread th = std::thread(monitor_thread);
th.detach();
auto console_sink = std::make_shared<spdlog::sinks::stdout_color_sink_mt>();
console_sink->set_level(spdlog::level::debug);
std::string logname = logdir + "/" + getymd() + "/" + appname + getext(appname);
auto file_sink = std::make_shared<spdlog::sinks::rotating_file_sink_mt>(logname, LOG_SIZE, 100);
file_sink->set_level(spdlog::level::debug);
m_globalLog = std::shared_ptr<spdlog::logger>(new spdlog::logger(appname, {console_sink, file_sink}));
m_globalLog->set_level(spdlog::level::debug);
spdlog::set_pattern(_SPD_FORMAT_);
m_globalLog->set_pattern(fmt::format(_SPD_FORMAT_2, appname, "global"));
m_globalLog->info("init spdlog success");
set_default_logger(m_globalLog);
spdlog::flush_every(std::chrono::seconds(1));
m_inited = true;
}
std::shared_ptr<spdlog::logger> SLog::get(const std::string &name)
{
while(m_state)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
std::shared_ptr<spdlog::logger> _logger;
std::lock_guard<std::mutex> autolock(m_lock);
auto iter = m_loggers.find(name);
if (iter == m_loggers.end())
{
auto console_sink = std::make_shared<spdlog::sinks::stdout_color_sink_mt>();
console_sink->set_level(spdlog::level::debug);
makesure_dir(m_logdir + "/" + getymd());
std::string logname = m_logdir + "/" + getymd() + "/" + name + getext(name);
auto file_sink = std::make_shared<spdlog::sinks::rotating_file_sink_mt>(logname, LOG_SIZE, 300);
file_sink->set_level(spdlog::level::debug);
_logger = std::shared_ptr<spdlog::logger>(new spdlog::logger(name, {console_sink, file_sink}));
_logger->set_pattern(fmt::format(_SPD_FORMAT_2, m_appname, name));
spdlog::register_logger(_logger);
m_loggers[name] = _logger;
}
else
{
_logger = iter->second;
}
return _logger;
}
std::shared_ptr<spdlog::logger> SLog::get_trace(const std::string &name)
{
while(m_state)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
std::shared_ptr<spdlog::logger> _logger;
auto iter = m_trace.find(name);
if (iter == m_trace.end())
{
auto console_sink = std::make_shared<spdlog::sinks::stdout_color_sink_mt>();
// console_sink->set_level(spdlog::level::debug);
makesure_dir(m_logdir + "/" + getymd());
std::string logname = m_logdir + "/" + getymd() + "/" + name + getext(name);
auto file_sink = std::make_shared<spdlog::sinks::rotating_file_sink_mt>(logname, LOG_SIZE, 100);
// file_sink->set_level(spdlog::level::debug);
_logger = std::shared_ptr<spdlog::logger>(new spdlog::logger(name, {console_sink, file_sink}));
_logger->set_pattern(fmt::format(_SPD_FORMAT_2, m_appname, name));
_logger->enable_backtrace(512);
m_trace[name] = _logger;
m_globalLog->info("add new trace name:{}", name);
}
else
{
_logger = iter->second;
}
return _logger;
}
void SLog::dump_trace()
{
m_globalLog->info("dump_trace, m_trace.size() == {}", m_trace.size());
for (auto iter = m_trace.begin(); iter != m_trace.end(); iter++)
{
m_globalLog->info("dump trace name:{}", iter->first);
auto _logger = iter->second;
_logger->dump_backtrace();
}
}
void SLog::transto(std::string &x)
{
for (std::size_t i = 0; i < x.length() - 1; i++)
{
if (x[i] == '%' && x[i + 1] != '%' && x[std::max((int)i - 1, 0)] != '\\')
{
x[i] = '{';
x[i + 1] = '}';
}
}
}
void SLog::cleanup()
{
spdlog::drop_all();
m_loggers.clear();
}