[PATCH] log: add full time and date to the log messages

[Federico Simoncelli]

In order to correlate sanlock logs with other logs (eg: libvirt, VDSM)
it is useful to log the full time and date of the messages.

Signed-off-by: Federico Simoncelli <fsimonce(a)redhat.com&gt;
---
 src/log.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/src/log.c b/src/log.c
index 73595fc..614a855 100644
--- a/src/log.c
+++ b/src/log.c
@@ -20,6 +20,7 @@
 #include <syslog.h>
 #include <pthread.h>
 #include <sys/socket.h>
+#include <sys/time.h>
 #include <stdarg.h>
 
 #include "sanlock_internal.h"
@@ -117,6 +118,8 @@ void log_level(uint32_t space_id, uint32_t token_id, char *name_in,
int level, c
 	char name[NAME_ID_SIZE + 1];
 	int ret, pos = 0;
 	int len = LOG_STR_LEN - 2; /* leave room for \n\0 */
+	struct timeval cur_time;
+	struct tm time_info;
 
 	memset(name, 0, sizeof(name));
 
@@ -131,6 +134,12 @@ void log_level(uint32_t space_id, uint32_t token_id, char *name_in,
int level, c
 
 	pthread_mutex_lock(&log_mutex);
 
+	gettimeofday(&cur_time, NULL);
+	localtime_r(&cur_time.tv_sec, &time_info);
+	ret = strftime(log_str + pos, len - pos,
+		       "%Y-%m-%d %H:%M:%S%z: ", &time_info);
+	pos += ret;
+
 	ret = snprintf(log_str + pos, len - pos, "%llu %s",
 		       (unsigned long long)monotime(), name);
 	pos += ret;
-- 
1.7.1