From b3a7fa44c96f8492723a4f07ae491941d8ac8faa Mon Sep 17 00:00:00 2001
From: Vincent Riquer <v.riquer@b2f-concept.com>
Date: Tue, 15 Nov 2011 19:48:37 +0100
Subject: [PATCH] detect interruption, skip rotation

---
 remote-backup | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/remote-backup b/remote-backup
index f41eb88..4725092 100755
--- a/remote-backup
+++ b/remote-backup
@@ -129,6 +129,10 @@ rotateBackup() {
 	then
 		echo "Previous backup failed, skipping rotation."
 		rm "$SNAPSHOT_RW/$NAME/daily.0"
+	elif [ -f "$SNAPSHOT_RW/$NAME/daily.0/unfinished.remote-backup" ]
+	then
+		echo "Previous backup interrupted, skipping rotation."
+		rm "$SNAPSHOT_RW/$NAME/daily.0/unfinished.remote-backup"
 	else
 # step 1: delete the oldest snapshot, if it exists:
 		if [ -d "$SNAPSHOT_RW/$NAME/daily.${MAX_ROTATE}" ]
@@ -175,7 +179,11 @@ runBackup() {
 	$RSYNC							\
 		$RSYNC_OPTS					\
 		"${REMOTE_LOCATION}"		\
-		"$SNAPSHOT_RW/$NAME/$1"
+		"$SNAPSHOT_RW/$NAME/$1"		\
+	||  if [ -d "$SNAPSHOT_RW/$NAME/$1" ]
+		then
+			touch "$SNAPSHOT_RW/$NAME/$1/unfinished.remote-backup"
+		fi
 
 # step 5: update the mtime of daily.0 to reflect the snapshot time
 	$TOUCH "$SNAPSHOT_RW/$NAME/$1"