forked from metin2/server
Database now runs on linux
This commit is contained in:
469
libthecore/src/log.cpp
Normal file
469
libthecore/src/log.cpp
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@ -0,0 +1,469 @@
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/*
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* Filename: log.c
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* Description: local log file <20><><EFBFBD><EFBFBD>
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*
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* Author: <20><><EFBFBD><EFBFBD> aka. Cronan
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*/
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#define __LIBTHECORE__
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#include "stdafx.h"
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#ifndef __WIN32__
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#define SYSLOG_FILENAME "syslog"
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#define SYSERR_FILENAME "syserr"
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#define PTS_FILENAME "PTS"
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#else
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#define SYSLOG_FILENAME "syslog.txt"
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#define SYSERR_FILENAME "syserr.txt"
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#define PTS_FILENAME "PTS.txt"
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#endif
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typedef struct log_file_s * LPLOGFILE;
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typedef struct log_file_s LOGFILE;
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struct log_file_s
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{
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char* filename;
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FILE* fp;
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int last_hour;
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int last_day;
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};
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LPLOGFILE log_file_sys = NULL;
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LPLOGFILE log_file_err = NULL;
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LPLOGFILE log_file_pt = NULL;
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static char log_dir[32] = { 0, };
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unsigned int log_keep_days = 3;
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// Internal functions
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LPLOGFILE log_file_init(const char* filename, const char *openmode);
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void log_file_destroy(LPLOGFILE logfile);
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void log_file_rotate(LPLOGFILE logfile);
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void log_file_check(LPLOGFILE logfile);
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void log_file_set_dir(const char *dir);
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static unsigned int log_level_bits = 0;
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void log_set_level(unsigned int bit)
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{
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log_level_bits |= bit;
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}
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void log_unset_level(unsigned int bit)
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{
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log_level_bits &= ~bit;
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}
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void log_set_expiration_days(unsigned int days)
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{
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log_keep_days = days;
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}
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int log_get_expiration_days(void)
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{
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return log_keep_days;
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}
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int log_init(void)
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{
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log_file_set_dir("./log");
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do
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{
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log_file_sys = log_file_init(SYSLOG_FILENAME, "a+");
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if( NULL == log_file_sys ) break;
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log_file_err = log_file_init(SYSERR_FILENAME, "a+");
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if( NULL == log_file_err ) break;
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log_file_pt = log_file_init(PTS_FILENAME, "w");
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if( NULL == log_file_pt ) break;
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return true;
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}
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while( false );
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return false;
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}
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void log_destroy(void)
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{
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log_file_destroy(log_file_sys);
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log_file_destroy(log_file_err);
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log_file_destroy(log_file_pt);
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log_file_sys = NULL;
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log_file_err = NULL;
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log_file_pt = NULL;
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}
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void log_rotate(void)
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{
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log_file_check(log_file_sys);
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log_file_check(log_file_err);
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log_file_check(log_file_pt);
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log_file_rotate(log_file_sys);
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}
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#ifndef __WIN32__
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void _sys_err(const char *func, int line, const char *format, ...)
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{
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va_list args;
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time_t ct = time(0);
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char *time_s = asctime(localtime(&ct));
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struct timeval tv;
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int nMiliSec = 0;
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gettimeofday(&tv, NULL);
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char buf[1024 + 2]; // \n<><6E> <20><><EFBFBD>̱<EFBFBD> <20><><EFBFBD><EFBFBD>..
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int len;
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if (!log_file_err)
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return;
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time_s[strlen(time_s) - 1] = '\0';
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len = snprintf(buf, 1024, "SYSERR: %-15.15s.%d :: %s: ", time_s + 4, tv.tv_usec, func);
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buf[1025] = '\0';
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if (len < 1024)
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{
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va_start(args, format);
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vsnprintf(buf + len, 1024 - len, format, args);
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va_end(args);
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}
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strcat(buf, "\n");
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// log_file_err <20><> <20><><EFBFBD><EFBFBD>
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fputs(buf, log_file_err->fp);
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fflush(log_file_err->fp);
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// log_file_sys <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
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fputs(buf, log_file_sys->fp);
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fflush(log_file_sys->fp);
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}
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#else
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void _sys_err(const char *func, int line, const char *format, ...)
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{
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va_list args;
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time_t ct = time(0);
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char *time_s = asctime(localtime(&ct));
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char buf[1024 + 2]; // \n<><6E> <20><><EFBFBD>̱<EFBFBD> <20><><EFBFBD><EFBFBD>..
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int len;
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if (!log_file_err)
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return;
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time_s[strlen(time_s) - 1] = '\0';
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len = snprintf(buf, 1024, "SYSERR: %-15.15s :: %s: ", time_s + 4, func);
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buf[1025] = '\0';
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if (len < 1024)
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{
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va_start(args, format);
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vsnprintf(buf + len, 1024 - len, format, args);
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va_end(args);
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}
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strcat(buf, "\n");
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// log_file_err <20><> <20><><EFBFBD><EFBFBD>
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fputs(buf, log_file_err->fp);
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fflush(log_file_err->fp);
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// log_file_sys <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
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fputs(buf, log_file_sys->fp);
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fflush(log_file_sys->fp);
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fputs(buf, stdout);
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fflush(stdout);
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}
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#endif
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static char sys_log_header_string[33] = { 0, };
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void sys_log_header(const char *header)
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{
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strncpy(sys_log_header_string, header, 32);
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}
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void sys_log(unsigned int bit, const char *format, ...)
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{
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va_list args;
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struct timeval tv;
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int nMiliSec = 0;
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gettimeofday(&tv, NULL);
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if (bit != 0 && !(log_level_bits & bit))
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return;
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if (log_file_sys)
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{
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time_t ct = time(0);
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char *time_s = asctime(localtime(&ct));
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fprintf(log_file_sys->fp, sys_log_header_string);
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time_s[strlen(time_s) - 1] = '\0';
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fprintf(log_file_sys->fp, "%-15.15s.%d :: ", time_s + 4, tv.tv_usec );
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va_start(args, format);
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vfprintf(log_file_sys->fp, format, args);
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va_end(args);
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fputc('\n', log_file_sys->fp);
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fflush(log_file_sys->fp);
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}
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#ifndef __WIN32__
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// log_level<65><6C> 1 <20>̻<EFBFBD><CCBB><EFBFBD> <20><><EFBFBD>쿡<EFBFBD><ECBFA1> <20><EFBFBD>Ʈ<EFBFBD><C6AE> <20><><EFBFBD>찡 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> stdout<75><74><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>Ѵ<EFBFBD>.
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if (log_level_bits > 1)
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{
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#endif
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fprintf(stdout, sys_log_header_string);
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va_start(args, format);
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vfprintf(stdout, format, args);
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va_end(args);
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fputc('\n', stdout);
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fflush(stdout);
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#ifndef __WIN32__
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}
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#endif
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}
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void pt_log(const char *format, ...)
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{
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va_list args;
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if (!log_file_pt)
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return;
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va_start(args, format);
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vfprintf(log_file_pt->fp, format, args);
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va_end(args);
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fputc('\n', log_file_pt->fp);
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fflush(log_file_pt->fp);
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}
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LPLOGFILE log_file_init(const char * filename, const char * openmode)
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{
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LPLOGFILE logfile;
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FILE * fp;
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struct tm curr_tm;
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time_t time_s;
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time_s = time(0);
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curr_tm = *localtime(&time_s);
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fp = fopen(filename, openmode);
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if (!fp)
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return NULL;
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logfile = (LPLOGFILE) malloc(sizeof(LOGFILE));
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logfile->filename = strdup(filename);
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logfile->fp = fp;
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logfile->last_hour = curr_tm.tm_hour;
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logfile->last_day = curr_tm.tm_mday;
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return (logfile);
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}
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void log_file_destroy(LPLOGFILE logfile)
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{
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if (logfile == NULL) {
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return;
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}
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if (logfile->filename)
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{
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free(logfile->filename);
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logfile->filename = NULL;
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}
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if (logfile->fp)
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{
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fclose(logfile->fp);
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logfile->fp = NULL;
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}
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free(logfile);
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}
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void log_file_check(LPLOGFILE logfile)
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{
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struct stat sb;
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD> <20>ٽ<EFBFBD> <20><><EFBFBD><EFBFBD>.
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if (stat(logfile->filename, &sb) != 0 && errno == ENOENT)
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{
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fclose(logfile->fp);
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logfile->fp = fopen(logfile->filename, "a+");
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}
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}
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void log_file_delete_old(const char *filename)
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{
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struct stat sb;
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int num1, num2;
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char buf[32];
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char system_cmd[64];
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struct tm new_tm;
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if (stat(filename, &sb) == -1)
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{
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perror("log_file_delete_old: stat");
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return;
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}
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if (!S_ISDIR(sb.st_mode))
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return;
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new_tm = *tm_calc(NULL, -log_keep_days);
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sprintf(buf, "%04d%02d%02d", new_tm.tm_year + 1900, new_tm.tm_mon + 1, new_tm.tm_mday);
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num1 = atoi(buf);
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#ifndef __WIN32__
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{
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struct dirent ** namelist;
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int n;
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n = scandir(filename, &namelist, 0, alphasort);
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if (n < 0)
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perror("scandir");
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else
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{
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char name[MAXNAMLEN+1];
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while (n-- > 0)
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{
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strncpy(name, namelist[n]->d_name, 255);
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name[255] = '\0';
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free(namelist[n]);
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if (*name == '.')
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continue;
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if (!isdigit(*name))
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continue;
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num2 = atoi(name);
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if (num2 <= num1)
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{
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sprintf(system_cmd, "rm -rf %s/%s", filename, name);
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system(system_cmd);
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sys_log(0, "%s: SYSTEM_CMD: %s", __FUNCTION__, system_cmd);
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fprintf(stderr, "%s: SYSTEM_CMD: %s %s:%d %s:%d\n", __FUNCTION__, system_cmd, buf, num1, name, num2);
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}
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}
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}
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free(namelist);
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}
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#else
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{
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WIN32_FIND_DATA fdata;
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HANDLE hFind;
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if ((hFind = FindFirstFile(filename, &fdata)) != INVALID_HANDLE_VALUE)
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{
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do
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{
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if (!isdigit(*fdata.cFileName))
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continue;
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num2 = atoi(fdata.cFileName);
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if (num2 <= num1)
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{
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sprintf(system_cmd, "del %s\\%s", filename, fdata.cFileName);
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system(system_cmd);
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sys_log(0, "SYSTEM_CMD: %s", system_cmd);
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}
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}
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while (FindNextFile(hFind, &fdata));
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}
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}
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#endif
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}
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void log_file_rotate(LPLOGFILE logfile)
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{
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struct tm curr_tm;
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time_t time_s;
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char dir[128];
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char system_cmd[128];
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time_s = time(0);
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curr_tm = *localtime(&time_s);
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if (curr_tm.tm_mday != logfile->last_day)
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{
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struct tm new_tm;
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new_tm = *tm_calc(&curr_tm, -3);
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#ifndef __WIN32__
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sprintf(system_cmd, "rm -rf %s/%04d%02d%02d", log_dir, new_tm.tm_year + 1900, new_tm.tm_mon + 1, new_tm.tm_mday);
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#else
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sprintf(system_cmd, "del %s\\%04d%02d%02d", log_dir, new_tm.tm_year + 1900, new_tm.tm_mon + 1, new_tm.tm_mday);
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#endif
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system(system_cmd);
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sys_log(0, "SYSTEM_CMD: %s", system_cmd);
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logfile->last_day = curr_tm.tm_mday;
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}
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if (curr_tm.tm_hour != logfile->last_hour)
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{
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struct stat stat_buf;
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snprintf(dir, 128, "%s/%04d%02d%02d", log_dir, curr_tm.tm_year + 1900, curr_tm.tm_mon + 1, curr_tm.tm_mday);
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if (stat(dir, &stat_buf) != 0 || S_ISDIR(stat_buf.st_mode))
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{
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#ifdef __WIN32__
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CreateDirectory(dir, NULL);
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#else
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mkdir(dir, S_IRWXU);
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#endif
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}
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sys_log(0, "SYSTEM: LOG ROTATE (%04d-%02d-%02d %d)",
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curr_tm.tm_year + 1900, curr_tm.tm_mon + 1, curr_tm.tm_mday, logfile->last_hour);
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// <20>α<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>ݰ<EFBFBD>
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fclose(logfile->fp);
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// <20>ű<EFBFBD><C5B1><EFBFBD>.
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#ifndef __WIN32__
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snprintf(system_cmd, 128, "mv %s %s/%s.%02d", logfile->filename, dir, logfile->filename, logfile->last_hour);
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#else
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snprintf(system_cmd, 128, "move %s %s\\%s.%02d", logfile->filename, dir, logfile->filename, logfile->last_hour);
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#endif
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system(system_cmd);
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>ð<EFBFBD> <20><><EFBFBD><EFBFBD>
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logfile->last_hour = curr_tm.tm_hour;
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// <20>α<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>ٽ<EFBFBD> <20><><EFBFBD><EFBFBD>.
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logfile->fp = fopen(logfile->filename, "a+");
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}
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}
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void log_file_set_dir(const char *dir)
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{
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strcpy(log_dir, dir);
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log_file_delete_old(log_dir);
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}
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