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// Cyphesis Online RPG Server and AI Engine
// Copyright (C) 2000-2003 Alistair Riddoch
//
// 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 2 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.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
// $Id: log.cpp,v 1.29 2008-04-29 15:33:59 alriddoch Exp $
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "log.h"
#include "globals.h"
#include "compose.hpp"
#include <iostream>
#include <fstream>
#include <cstring>
extern "C" {
#ifdef HAVE_SYSLOG_H
#include <syslog.h>
#endif // HAVE_SYSLOG_H
#include <errno.h>
}
#ifndef _WIN32
static const char * TIME_FORMAT = "%F %T";
#else
static const char * TIME_FORMAT = "%Y-%m-%d %H:%M:%S";
#endif
static void logDate(std::ostream & log_stream)
{
struct tm * local_time;
const time_t now = time(NULL);
#ifdef HAVE_LOCALTIME_R
struct tm local_time_buffer;
local_time = &local_time_buffer;
if (localtime_r(&now, local_time) != local_time) {
log_stream << "[TIME_ERROR]";
return;
}
#else // HAVE_LOCALTIME_R
local_time = localtime(&now);
#endif // HAVE_LOCALTIME_R
char buf[256];
int count = strftime(buf, sizeof(buf) / sizeof(char), TIME_FORMAT, local_time);
if (count == 0) {
log_stream << "[TIME_ERROR]";
return;
}
log_stream << buf;
}
static std::ofstream event_log;
static void open_event_log()
{
std::string event_log_file = var_directory + "/tmp/cyphesis_event.log";
event_log.open(event_log_file.c_str(), std::ios::out | std::ios::app);
if (!event_log.is_open()) {
log(ERROR, String::compose("Unable to open event log file \"%1\"",
event_log_file));
logSysError(ERROR);
}
}
bool testEventLog(const char * path)
{
event_log.open(path, std::ios::out);
return event_log.is_open();
}
void initLogger()
{
#ifdef HAVE_SYSLOG
std::string ident = String::compose("Cyphesis{%1}", instance);
if (daemon_flag) {
openlog(strdup(ident.c_str()), LOG_PID, LOG_DAEMON);
}
#endif // HAVE_SYSLOG
open_event_log();
}
void rotateLogger()
{
if (event_log.is_open()) {
event_log.close();
}
open_event_log();
}
void log(LogLevel lvl, const std::string & msg)
{
#ifdef HAVE_SYSLOG
if (daemon_flag) {
int type;
switch (lvl) {
case SCRIPT:
case INFO:
type = LOG_INFO;
break;
case NOTICE:
type = LOG_NOTICE;
break;
case WARNING:
type = LOG_WARNING;
break;
case SCRIPT_ERROR:
case ERROR:
type = LOG_ERR;
break;
case CRITICAL:
type = LOG_CRIT;
break;
default:
type = LOG_CRIT;
break;
};
syslog(type, msg.c_str());
} else {
#else // HAVE_SYSLOG
{
#endif // HAVE_SYSLOG
const char * type;
switch (lvl) {
case INFO:
type = "INFO";
break;
case SCRIPT:
type = "SCRIPT";
break;
case NOTICE:
type = "NOTICE";
break;
case WARNING:
type = "WARNING";
break;
case ERROR:
type = "ERROR";
break;
case SCRIPT_ERROR:
type = "SCRIPT_ERROR";
break;
case CRITICAL:
type = "CRITICAL";
break;
default:
type = "UNKNOWN";
break;
};
logDate(std::cerr);
std::cerr << " " << type << " " << msg << std::endl << std::flush;
}
}
void logEvent(LogEvent lev, const std::string & msg)
{
if (!event_log.is_open()) {
return;
}
const char * type;
switch (lev) {
case START:
type = "START";
break;
case STOP:
type = "STOP";
break;
case CONNECT:
type = "CONNECT";
break;
case DISCONNECT:
type = "DISCONNECT";
break;
case LOGIN:
type = "LOGIN";
break;
case LOGOUT:
type = "LOGOUT";
break;
case TAKE_CHAR:
type = "TAKE_CHAR";
break;
case DROP_CHAR:
type = "DROP_CHAR";
break;
default:
type = "UNKNOWN";
break;
};
logDate(event_log);
event_log << " " << type << " " << msg << std::endl << std::flush;
}
void logSysError(LogLevel lvl)
{
char * err = strerror(errno);
if (err != NULL) {
log(lvl, err);
} else {
log(ERROR, "Error getting error message from system.");
}
}
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