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rtpengine
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logging: choose the log facility from the command line, or log to stderr

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pull/23/head
Camille Oudot 11 years ago
parent 54f903da3f
commit faf3e22b9e
8 changed files with 123 additions and 6 deletions
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4
daemon/call.c
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@ -1094,7 +1094,9 @@ retry:
for (i = 0; i < 100; i++)
close(i);
openlog("rtpengine/child", LOG_PID | LOG_NDELAY, LOG_DAEMON);
if (!_log_stderr) {
openlog("rtpengine/child", LOG_PID | LOG_NDELAY, LOG_DAEMON);
}
ilog(LOG_INFO, "Initiating XMLRPC call for tag "STR_FORMAT"", STR_FMT(tag));
alarm(5);

64
daemon/log.c
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@ -19,7 +19,65 @@ volatile gint log_level = LOG_DEBUG;
#define MAX_LOG_LINE_LENGTH 500
#endif
write_log_t write_log = (write_log_t) syslog;
const _fac_code_t _facilitynames[] =
{
{ "auth", LOG_AUTH },
{ "authpriv", LOG_AUTHPRIV },
{ "cron", LOG_CRON },
{ "daemon", LOG_DAEMON },
{ "ftp", LOG_FTP },
{ "kern", LOG_KERN },
{ "lpr", LOG_LPR },
{ "mail", LOG_MAIL },
{ "news", LOG_NEWS },
{ "syslog", LOG_SYSLOG },
{ "user", LOG_USER },
{ "uucp", LOG_UUCP },
{ "local0", LOG_LOCAL0 },
{ "local1", LOG_LOCAL1 },
{ "local2", LOG_LOCAL2 },
{ "local3", LOG_LOCAL3 },
{ "local4", LOG_LOCAL4 },
{ "local5", LOG_LOCAL5 },
{ "local6", LOG_LOCAL6 },
{ "local7", LOG_LOCAL7 },
{ NULL, -1 }
};
const char const* prio_str[] = {
"EMERG",
"ALERT",
"CRIT",
"ERR",
"WARNING",
"NOTICE",
"INFO",
"DEBUG"
};
gboolean _log_stderr = 0;
int _log_facility = LOG_DAEMON;
void log_to_stderr(int facility_priority, char *format, ...) {
char *msg;
int ret;
va_list ap;
va_start(ap, format);
ret = vasprintf(&msg, format, ap);
va_end(ap);
if (ret < 0) {
fprintf(stderr,"ERR: Failed to print log message - message dropped\n");
return;
}
fprintf(stderr, "%s: %s\n", prio_str[facility_priority & LOG_PRIMASK], msg);
free(msg);
}
void ilog(int prio, const char *fmt, ...) {
char prefix[256];
@ -60,20 +118,20 @@ void ilog(int prio, const char *fmt, ...) {
va_end(ap);
if (ret < 0) {
syslog(LOG_ERROR, "Failed to print syslog message - message dropped");
write_log(LOG_ERROR, "Failed to print syslog message - message dropped");
return;
}
piece = msg;
while (ret > MAX_LOG_LINE_LENGTH) {
syslog(xprio, "%s%s%.*s ...", prefix, infix, MAX_LOG_LINE_LENGTH, piece);
write_log(xprio, "%s%s%.*s ...", prefix, infix, MAX_LOG_LINE_LENGTH, piece);
ret -= MAX_LOG_LINE_LENGTH;
piece += MAX_LOG_LINE_LENGTH;
infix = "... ";
}
syslog(xprio, "%s%s%s", prefix, infix, piece);
write_log(xprio, "%s%s%s", prefix, infix, piece);
free(msg);
}

13
daemon/log.h
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@ -20,8 +20,21 @@ struct log_info {
} e;
};
extern gboolean _log_stderr;
extern int _log_facility;
typedef struct _fac_code {
char *c_name;
int c_val;
} _fac_code_t;
extern const _fac_code_t _facilitynames[];
typedef void (* write_log_t) (int facility_priority, char *format, ...) __attribute__ ((format (printf, 2, 3)));
extern write_log_t write_log;
void log_to_stderr(int facility_priority, char *format, ...) __attribute__ ((format (printf, 2, 3)));
extern struct log_info __thread log_info;
extern volatile gint log_level;

39
daemon/main.c
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@ -232,6 +232,26 @@ fail:
return -1;
}
static int parse_log_facility(char *name, int *dst) {
int i;
for (i = 0 ; _facilitynames[i].c_name; i++) {
if (strcmp(_facilitynames[i].c_name, name) == 0) {
*dst = _facilitynames[i].c_val;
return 1;
}
}
return 0;
}
static void print_available_log_facilities () {
int i;
fprintf(stderr, "available facilities:");
for (i = 0 ; _facilitynames[i].c_name; i++) {
fprintf(stderr, " %s", _facilitynames[i].c_name);
}
fprintf(stderr, "\n");
}
static void options(int *argc, char ***argv) {
@ -243,6 +263,7 @@ static void options(int *argc, char ***argv) {
char *listenudps = NULL;
char *listenngs = NULL;
char *redisps = NULL;
char *log_facility_s = NULL;
int version = 0;
GOptionEntry e[] = {
@ -267,6 +288,8 @@ static void options(int *argc, char ***argv) {
{ "redis-db", 'R', 0, G_OPTION_ARG_INT, &redis_db, "Which Redis DB to use", "INT" },
{ "b2b-url", 'b', 0, G_OPTION_ARG_STRING, &b2b_url, "XMLRPC URL of B2B UA" , "STRING" },
{ "log-level", 'L', 0, G_OPTION_ARG_INT, (void *)&log_level, "Mask log priorities above this level", "INT" },
{ "log-facility", 0, 0, G_OPTION_ARG_STRING, &log_facility_s, "Syslog facility to use for logging", "daemon|local0|...|local7"},
{ "log-stderr", 'E', 0, G_OPTION_ARG_NONE, &_log_stderr, "Log on stderr instead of syslog", NULL },
{ "xmlrpc-format", 'x', 0, G_OPTION_ARG_INT, &xmlrpc_fmt, "XMLRPC timeout request format to use. 0: SEMS DI, 1: call-id only", "INT" },
{ NULL, }
};
@ -341,6 +364,17 @@ static void options(int *argc, char ***argv) {
if ((log_level < LOG_EMERG) || (log_level > LOG_DEBUG))
die("Invalid log level (--log_level)\n");
setlogmask(LOG_UPTO(log_level));
if (log_facility_s) {
if (!parse_log_facility(log_facility_s, &_log_facility)) {
print_available_log_facilities();
die ("Invalid log facility '%s' (--log-facility)\n", log_facility_s);
}
}
if (_log_stderr) {
write_log = log_to_stderr;
}
}
@ -378,7 +412,8 @@ static void init_everything() {
#if !GLIB_CHECK_VERSION(2,32,0)
g_thread_init(NULL);
#endif
openlog("rtpengine", LOG_PID | LOG_NDELAY, LOG_DAEMON);
if (!_log_stderr)
openlog("rtpengine", LOG_PID | LOG_NDELAY, _log_facility);
signals();
resources();
sdp_init();
@ -556,8 +591,8 @@ static void poller_loop(void *d) {
int main(int argc, char **argv) {
struct main_context ctx;
init_everything();
options(&argc, &argv);
init_everything();
create_everything(&ctx);
ilog(LOG_INFO, "Startup complete, version %s", RTPENGINE_VERSION);

1
debian/ngcp-rtpengine-daemon.default vendored
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@ -19,3 +19,4 @@ TABLE=0
# REDIS_DB=1
# B2B_URL=http://127.0.0.1:8090/
# LOG_LEVEL=6
# LOG_FACILITY=daemon

1
debian/ngcp-rtpengine-daemon.init vendored
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@ -63,6 +63,7 @@ OPTIONS=""
[ -z "$NO_FALLBACK" -o \( "$NO_FALLBACK" != "1" -a "$NO_FALLBACK" != "yes" \) ] || OPTIONS="$OPTIONS --no-fallback"
OPTIONS="$OPTIONS --table=$TABLE"
[ -z "$LOG_LEVEL" ] || OPTIONS="$OPTIONS --log-level=$LOG_LEVEL"
[ -z "$LOG_FACILITY" ] || OPTIONS="$OPTIONS --log-facility=$LOG_FACILITY"
if test "$FORK" = "no" ; then
OPTIONS="$OPTIONS --foreground"
fi

5
el/rtpengine.init
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@ -136,6 +136,11 @@ build_opts() {
then
OPTS+=" --log-level=$LOG_LEVEL"
fi
if [[ -n "$LOG_FACILITY" ]]
then
OPTS+=" --log-facility=$LOG_FACILITY"
fi
}
start() {

2
el/rtpengine.sysconfig
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@ -33,6 +33,8 @@ LISTEN_UDP=127.0.0.1:2222 # IP address and port combination for UDP
# traffic. Default: 40000
#
#LOG_LEVEL=6 # Log level to use
#LOG_FACILITY=daemon # Syslog facility to use
# The following items are for use with NGCP
#REDIS=127.0.0.1:6379
#REDIS_DB=0

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