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debug: Add syslog backend

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Signed-off-by: Christof Schmitt <cs@samba.org>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
This commit is contained in:
Christof Schmitt 2015-03-23 13:30:31 +11:00
parent 978fee84d0
commit 2681c31170
1 changed files with 46 additions and 8 deletions
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54
lib/util/debug.c
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@ -138,6 +138,42 @@ static void debug_file_log(int msg_level,
write(state.fd, msg, strlen(msg));
}
#ifdef WITH_SYSLOG
static void debug_syslog_reload(bool enabled, bool previously_enabled,
const char *prog_name)
{
if (enabled && !previously_enabled) {
#ifdef LOG_DAEMON
openlog(prog_name, LOG_PID, SYSLOG_FACILITY);
#else
/* for old systems that have no facility codes. */
openlog(prog_name, LOG_PID );
#endif
return;
}
if (!enabled && previously_enabled) {
closelog();
}
}
static void debug_syslog_log(int msg_level,
const char *msg, const char *msg_no_nl)
{
int priority;
priority = debug_level_to_priority(msg_level);
/*
* Specify the facility to interoperate with other syslog
* callers (vfs_full_audit for example).
*/
priority |= SYSLOG_FACILITY;
syslog(priority, "%s", msg);
}
#endif /* WITH_SYSLOG */
static struct debug_backend {
const char *name;
int log_level;
@ -149,6 +185,13 @@ static struct debug_backend {
.name = "file",
.log = debug_file_log,
},
#ifdef WITH_SYSLOG
{
.name = "syslog",
.reload = debug_syslog_reload,
.log = debug_syslog_log,
},
#endif
};
static struct debug_backend *debug_find_backend(const char *name)
@ -676,16 +719,11 @@ void setup_logging(const char *prog_name, enum debug_logtype new_logtype)
}
reopen_logs_internal();
if (state.logtype == DEBUG_FILE) {
#ifdef WITH_SYSLOG
#ifdef LOG_DAEMON
openlog(state.prog_name, LOG_PID, SYSLOG_FACILITY );
#else
/* for old systems that have no facility codes. */
openlog(state.prog_name, LOG_PID );
#endif
#endif
if (state.logtype == DEBUG_FILE) {
debug_syslog_reload(true, false, state.prog_name);
}
#endif
}
/***************************************************************************