logging: localtime logging, cmdline, volume set option

Despite the fact that appliances generally use UTC, some
users really want log entries in localtime.

fixes gluster/glusterfs#272

feature page: https://review.gluster.org/17807

Change-Id: I5fbf2c3eedd9eb128fb3f851dd67b2f4081c8bba
Signed-off-by: Kaleb S. KEITHLEY <kkeithle@redhat.com>
Reviewed-on: https://review.gluster.org/16911
CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
Smoke: Gluster Build System <jenkins@build.gluster.org>
Reviewed-by: Samikshan Bairagya <samikshan@gmail.com>
Reviewed-by: Shyamsundar Ranganathan <srangana@redhat.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/libglusterfs/src/logging.c b/libglusterfs/src/logging.c
index c09adecc4f1..0f238d00738 100644
--- a/libglusterfs/src/logging.c
+++ b/libglusterfs/src/logging.c
@@ -141,6 +141,31 @@ gf_log_set_loglevel (gf_loglevel_t level)
                 ctx->log.loglevel = level;
 }
 
+int
+gf_log_get_localtime (void)
+{
+        glusterfs_ctx_t *ctx = NULL;
+
+        ctx = THIS->ctx;
+
+        if (ctx)
+                return ctx->log.localtime;
+        else
+                /* return global defaults (see gf_log_globals_init) */
+                return 0;
+}
+
+void
+gf_log_set_localtime (int on_off)
+{
+        glusterfs_ctx_t *ctx = NULL;
+
+        ctx = THIS->ctx;
+
+        if (ctx)
+                ctx->log.localtime = on_off;
+}
+
 void
 gf_log_flush (void)
 {
@@ -655,6 +680,7 @@ gf_log_globals_init (void *data, gf_loglevel_t level)
         ctx->log.logformat        = gf_logformat_withmsgid;
         ctx->log.lru_size         = GF_LOG_LRU_BUFSIZE_DEFAULT;
         ctx->log.timeout          = GF_LOG_FLUSH_TIMEOUT_DEFAULT;
+        ctx->log.localtime        = GF_LOG_LOCALTIME_DEFAULT;
 
         pthread_mutex_init (&ctx->log.log_buf_lock, NULL);