ovlsnapshot: status

scripts/ovlsnapshot

@@ -41,9 +41,9 @@ usage()
 	echo "usage: $SCRIPT_NAME version"
 	echo
 	echo "$FSTYPE snapshot commands:"
-	echo "usage: $SCRIPT_NAME list [<path>|-a]"
+	echo "usage: $SCRIPT_NAME {mount|status} <path>"
+	echo "usage: $SCRIPT_NAME {umount|list} [<path>|-a]"
 	echo "usage: $SCRIPT_NAME {create|take}  <path>[[/]@[/]<snapshot-name>] (default-name=<date.time>)"
-	echo "usage: $SCRIPT_NAME {mount|umount}  <path>"
 	echo "usage: $SCRIPT_NAME {delete|remove} <path>[/]@[/]<snapshot-name>"
 	echo
 	echo "snapshot command parameter may be given in ZFS style <path>@<snapshot-name>"
@@ -230,6 +230,22 @@ list_all_mounted_snapshots()
 	done )
 }
 
+snapshot_status()
+{
+	if ! snapshot_exists ; then
+		echo "No $FSTYPE snapshots at '$MNT'."
+		return 1
+	fi
+
+	# List snapshot overlays of snapshot mount
+	if snapshot_is_mounted ; then
+		echo "$FSTYPE snapshot at '$MNT' is mounted:"
+		list_snapshot_mounts $MNT
+	else
+		echo "$FSTYPE snapshot at '$MNT' is not mounted."
+	fi
+}
+
 # Global commands that take no <path>[@<snapshot>] argument
 [ -n "$CMD" ] || usage
 case "$CMD" in
@@ -250,6 +266,15 @@ esac
 # Snapshot commands that take <path>[@<snapshot>] argument
 [ "$2" = help ] || parse_path_snapshot_arg "$2"
 case "$CMD" in
+  status)
+	if [ "$2" = help ]; then
+		echo "status: display status of $FSTYPE snapshot mount at <path>."
+		echo "usage: $SCRIPT_NAME status <path>"
+		exit 0
+	fi
+	snapshot_status
+	echo .
+	;;
   list)
 	if [ "$2" = help ]; then
 		echo "list: display list and status of $FSTYPE snapshots."
@@ -267,18 +292,7 @@ case "$CMD" in
 		# List all snapshots overlays of all snapshot mounts
 		list_all_mounted_snapshots
 		exit 0
-	elif ! snapshot_exists ; then
-		echo "No $FSTYPE snapshots at '$MNT'."
-		exit 0
-	else
-		# List snapshot overlays of snapshot mount
-		if snapshot_is_mounted ; then
-			echo "$FSTYPE snapshot at '$MNT' is mounted:"
-			list_snapshot_mounts $MNT
-		else
-			echo "$FSTYPE snapshot at '$MNT' is not mounted."
-		fi
-		echo
+	elif snapshot_status ; then
 		list_snapshots
 	fi
 	echo .