xash3d-fwgs/engine/server/sv_log.c

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/*
sv_log.c - server logging in multiplayer
Copyright (C) 2017 Uncle Mike
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
*/
#include "common.h"
#include "server.h"
void Log_Open( void )
{
time_t ltime;
struct tm *today;
char szFileBase[ MAX_OSPATH ];
char szTestFile[ MAX_OSPATH ];
file_t *fp = NULL;
const char *temp;
int i;
if( !svs.log.active )
return;
if( sv_log_onefile.value && svs.log.file )
return;
if( !mp_logfile.value )
{
Con_Printf( "Server logging data to console.\n" );
return;
}
Log_Close();
// Find a new log file slot
time( &ltime );
today = localtime( &ltime );
temp = Cvar_VariableString( "logsdir" );
if( COM_CheckString( temp ) && !Q_strchr( temp, ':' ) && !Q_strstr( temp, ".." ))
Q_snprintf( szFileBase, sizeof( szFileBase ), "%s/L%02i%02i", temp, today->tm_mon + 1, today->tm_mday );
else Q_snprintf( szFileBase, sizeof( szFileBase ), "logs/L%02i%02i", today->tm_mon + 1, today->tm_mday );
for ( i = 0; i < 1000; i++ )
{
Q_snprintf( szTestFile, sizeof( szTestFile ), "%s%03i.log", szFileBase, i );
if( FS_FileExists( szTestFile, false ))
continue;
fp = FS_Open( szTestFile, "w", true );
if( fp )
{
Con_Printf( "Server logging data to file %s\n", szTestFile );
}
else
{
i = 1000;
}
break;
}
if( i == 1000 )
{
Con_Printf( "Unable to open logfiles under %s\nLogging disabled\n", szFileBase );
svs.log.active = false;
return;
}
if( fp ) svs.log.file = fp;
Log_Printf( "Log file started (file \"%s\") (game \"%s\") (version \"%i/%s/%d\")\n",
szTestFile, Info_ValueForKey( SV_Serverinfo(), "*gamedir" ), PROTOCOL_VERSION, XASH_VERSION, Q_buildnum() );
}
void Log_Close( void )
{
if( svs.log.file )
{
Log_Printf( "Log file closed\n" );
FS_Close( svs.log.file );
}
svs.log.file = NULL;
}
/*
==================
Log_Printf
Prints a frag log message to the server's frag log file, console, and possible a UDP port.
==================
*/
void Log_Printf( const char *fmt, ... )
{
va_list argptr;
static char string[1024];
char *p;
time_t ltime;
struct tm *today;
int len;
if( !svs.log.active )
return;
time( &ltime );
today = localtime( &ltime );
len = Q_snprintf( string, sizeof( string ), "%02i/%02i/%04i - %02i:%02i:%02i: ",
today->tm_mon+1, today->tm_mday, 1900 + today->tm_year, today->tm_hour, today->tm_min, today->tm_sec );
p = string + len;
va_start( argptr, fmt );
Q_vsnprintf( p, sizeof( string ) - len, fmt, argptr );
va_end( argptr );
if( svs.log.net_log )
Netchan_OutOfBandPrint( NS_SERVER, svs.log.net_address, "log %s", string );
if( svs.log.active && ( svs.maxclients > 1 || sv_log_singleplayer.value != 0.0f ))
{
// echo to server console
if( mp_logecho.value )
Con_Printf( "%s", string );
// echo to log file
if( svs.log.file && mp_logfile.value )
FS_Printf( svs.log.file, "%s", string );
}
}
static void Log_PrintServerCvar( const char *var_name, const char *var_value, void *unused2, void *unused3 )
{
Log_Printf( "Server cvar \"%s\" = \"%s\"\n", var_name, var_value );
}
/*
==================
Log_PrintServerVars
==================
*/
void Log_PrintServerVars( void )
{
if( !svs.log.active )
return;
Log_Printf( "Server cvars start\n" );
Cvar_LookupVars( FCVAR_SERVER, NULL, NULL, (setpair_t)Log_PrintServerCvar );
Log_Printf( "Server cvars end\n" );
}
/*
====================
SV_SetLogAddress_f
====================
*/
void SV_SetLogAddress_f( void )
{
const char *s;
int port;
string addr;
if( Cmd_Argc() != 3 )
{
Con_Printf( "logaddress: usage\nlogaddress ip port\n" );
if( svs.log.active )
Con_Printf( "current: %s\n", NET_AdrToString( svs.log.net_address ));
return;
}
port = Q_atoi( Cmd_Argv( 2 ));
if( !port )
{
Con_Printf( "logaddress: must specify a valid port\n" );
return;
}
s = Cmd_Argv( 1 );
if( !COM_CheckString( s ))
{
Con_Printf( "logaddress: unparseable address\n" );
return;
}
Q_snprintf( addr, sizeof( addr ), "%s:%i", s, port );
if( !NET_StringToAdr( addr, &svs.log.net_address ))
{
Con_Printf( "logaddress: unable to resolve %s\n", addr );
return;
}
svs.log.net_log = true;
Con_Printf( "logaddress: %s\n", NET_AdrToString( svs.log.net_address ));
}
/*
====================
SV_ServerLog_f
====================
*/
void SV_ServerLog_f( void )
{
if( Cmd_Argc() != 2 )
{
Con_Printf("usage: log < on|off >\n" );
if( svs.log.active )
Con_Printf( "currently logging\n" );
else Con_Printf( "not currently logging\n" );
return;
}
if( !Q_stricmp( Cmd_Argv( 1 ), "off" ))
{
if( svs.log.active )
Log_Close();
}
else if( !Q_stricmp( Cmd_Argv( 1 ), "on" ))
{
svs.log.active = true;
Log_Open();
}
else
{
Con_Printf( "log: unknown parameter %s\n", Cmd_Argv( 1 ));
}
return;
}