asterisk/main/syslog.c

177 lines
4.0 KiB
C

/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2009, malleable, LLC.
*
* Sean Bright <sean@malleable.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*! \file
*
* \brief Asterisk Syslog Utility Functions
* \author Sean Bright <sean@malleable.com>
*/
/*** MODULEINFO
<support_level>core</support_level>
***/
#include "asterisk.h"
#include "asterisk/utils.h"
#include "asterisk/syslog.h"
#include <syslog.h>
static const struct {
const char *name;
int value;
} facility_map[] = {
/* POSIX only specifies USER and LOCAL0 - LOCAL7 */
{ "user", LOG_USER },
{ "local0", LOG_LOCAL0 },
{ "local1", LOG_LOCAL1 },
{ "local2", LOG_LOCAL2 },
{ "local3", LOG_LOCAL3 },
{ "local4", LOG_LOCAL4 },
{ "local5", LOG_LOCAL5 },
{ "local6", LOG_LOCAL6 },
{ "local7", LOG_LOCAL7 },
#if defined(HAVE_SYSLOG_FACILITY_LOG_KERN)
{ "kern", LOG_KERN },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_MAIL)
{ "mail", LOG_MAIL },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_DAEMON)
{ "daemon", LOG_DAEMON },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_AUTH)
{ "auth", LOG_AUTH },
{ "security", LOG_AUTH },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_AUTHPRIV)
{ "authpriv", LOG_AUTHPRIV },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_SYSLOG)
{ "syslog", LOG_SYSLOG },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_FTP)
{ "ftp", LOG_FTP },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_LPR)
{ "lpr", LOG_LPR },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_NEWS)
{ "news", LOG_NEWS },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_UUCP)
{ "uucp", LOG_UUCP },
#endif
#if defined(HAVE_SYSLOG_FACILITY_LOG_CRON)
{ "cron", LOG_CRON },
#endif
};
int ast_syslog_facility(const char *facility)
{
int index;
for (index = 0; index < ARRAY_LEN(facility_map); index++) {
if (!strcasecmp(facility_map[index].name, facility)) {
return facility_map[index].value;
}
}
return -1;
}
const char *ast_syslog_facility_name(int facility)
{
int index;
for (index = 0; index < ARRAY_LEN(facility_map); index++) {
if (facility_map[index].value == facility) {
return facility_map[index].name;
}
}
return NULL;
}
static const struct {
const char *name;
int value;
} priority_map[] = {
{ "alert", LOG_ALERT },
{ "crit", LOG_CRIT },
{ "debug", LOG_DEBUG },
{ "emerg", LOG_EMERG },
{ "err", LOG_ERR },
{ "error", LOG_ERR },
{ "info", LOG_INFO },
{ "notice", LOG_NOTICE },
{ "warning", LOG_WARNING },
};
int ast_syslog_priority(const char *priority)
{
int index;
for (index = 0; index < ARRAY_LEN(priority_map); index++) {
if (!strcasecmp(priority_map[index].name, priority)) {
return priority_map[index].value;
}
}
return -1;
}
const char *ast_syslog_priority_name(int priority)
{
int index;
for (index = 0; index < ARRAY_LEN(priority_map); index++) {
if (priority_map[index].value == priority) {
return priority_map[index].name;
}
}
return NULL;
}
static const int logger_level_to_syslog_map[] = {
[__LOG_DEBUG] = LOG_DEBUG,
[1] = LOG_INFO, /* Only kept for backwards compatibility */
[__LOG_NOTICE] = LOG_NOTICE,
[__LOG_WARNING] = LOG_WARNING,
[__LOG_ERROR] = LOG_ERR,
[__LOG_VERBOSE] = LOG_DEBUG,
[__LOG_DTMF] = LOG_DEBUG,
};
int ast_syslog_priority_from_loglevel(int level)
{
/* First 16 levels are reserved for system use.
* Default to using LOG_NOTICE for dynamic logging.
*/
if (level >= 16 && level < ASTNUMLOGLEVELS) {
return LOG_NOTICE;
}
if (level < 0 || level >= ARRAY_LEN(logger_level_to_syslog_map)) {
return -1;
}
return logger_level_to_syslog_map[level];
}