Fix locale-specific time

In `zpool status -t`, scrub date/time is reported using the C locale, while trim time is reported using the current one. This is inconsistent. This patch fixes that. Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de> Reviewed-by: Tony Hutter <hutter2@llnl.gov> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Maxim Filimonov <che@bein.link> Closes openzfs#15878 Closes openzfs#15879
amotin · Apr 8, 2024 · f07389d · f07389d
1 parent aa5445c
commit f07389d
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Showing 2 changed files with 8 additions and 8 deletions.
diff --git a/cmd/zpool/zpool_main.c b/cmd/zpool/zpool_main.c
@@ -2289,7 +2289,6 @@ print_status_initialize(vdev_stat_t *vs, boolean_t verbose)
 		    !vs->vs_scan_removing) {
 			char zbuf[1024];
 			char tbuf[256];
-			struct tm zaction_ts;
 
 			time_t t = vs->vs_initialize_action_time;
 			int initialize_pct = 100;
@@ -2299,8 +2298,8 @@ print_status_initialize(vdev_stat_t *vs, boolean_t verbose)
 				    100 / (vs->vs_initialize_bytes_est + 1));
 			}
 
-			(void) localtime_r(&t, &zaction_ts);
-			(void) strftime(tbuf, sizeof (tbuf), "%c", &zaction_ts);
+			(void) ctime_r(&t, tbuf);
+			tbuf[24] = 0;
 
 			switch (vs->vs_initialize_state) {
 			case VDEV_INITIALIZE_SUSPENDED:
@@ -2340,7 +2339,6 @@ print_status_trim(vdev_stat_t *vs, boolean_t verbose)
 		    !vs->vs_scan_removing) {
 			char zbuf[1024];
 			char tbuf[256];
-			struct tm zaction_ts;
 
 			time_t t = vs->vs_trim_action_time;
 			int trim_pct = 100;
@@ -2349,8 +2347,8 @@ print_status_trim(vdev_stat_t *vs, boolean_t verbose)
 				    100 / (vs->vs_trim_bytes_est + 1));
 			}
 
-			(void) localtime_r(&t, &zaction_ts);
-			(void) strftime(tbuf, sizeof (tbuf), "%c", &zaction_ts);
+			(void) ctime_r(&t, tbuf);
+			tbuf[24] = 0;
 
 			switch (vs->vs_trim_state) {
 			case VDEV_TRIM_SUSPENDED:

diff --git a/lib/libzfs/libzfs_pool.c b/lib/libzfs/libzfs_pool.c
@@ -1900,7 +1900,8 @@ zpool_rewind_exclaim(libzfs_handle_t *hdl, const char *name, boolean_t dryrun,
 	(void) nvlist_lookup_int64(nv, ZPOOL_CONFIG_REWIND_TIME, &loss);
 
 	if (localtime_r((time_t *)&rewindto, &t) != NULL &&
-	    strftime(timestr, 128, "%c", &t) != 0) {
+	    ctime_r((time_t *)&rewindto, timestr) != NULL) {
+		timestr[24] = 0;
 		if (dryrun) {
 			(void) printf(dgettext(TEXT_DOMAIN,
 			    "Would be able to return %s "
@@ -1962,7 +1963,8 @@ zpool_explain_recover(libzfs_handle_t *hdl, const char *name, int reason,
 	    "Recovery is possible, but will result in some data loss.\n"));
 
 	if (localtime_r((time_t *)&rewindto, &t) != NULL &&
-	    strftime(timestr, 128, "%c", &t) != 0) {
+	    ctime_r((time_t *)&rewindto, timestr) != NULL) {
+		timestr[24] = 0;
 		(void) printf(dgettext(TEXT_DOMAIN,
 		    "\tReturning the pool to its state as of %s\n"
 		    "\tshould correct the problem.  "),