add nolock to snapshots and protect curl existance

- also remove trailing white space

bin/backup

@@ -17,6 +17,7 @@ fi
 TARGET=$1
 ACTION=$2
 RESTIC=$(which restic)
+CURL=$(which curl)
 
 check_config() {
 	CONFIG=/etc/backup/$1.repo
@@ -61,7 +62,9 @@ do_local_backup () {
 	$RESTIC --exclude-file /etc/backup/local.exclude backup --hostname $BACKUP_HOSTNAME $BACKUP_DIR 
 
 	if [ -n "$HEALTHCHECK_URL" ]; then
-		curl -fsS --retry 4 "$HEALTHCHECK_URL"  > /dev/null
+		if [[ ! -e $CURL ]]; then
+			$CURL -fsS --retry 4 "$HEALTHCHECK_URL"  > /dev/null
+		fi
 	fi
 }
 
@@ -74,7 +77,7 @@ do_monitor () {
 	CRIT=$5
 
 	# Get last line and parse into variables. Removes header and is empty when no snapshot exists for host
-	LAST=`$RESTIC	snapshots -H $3 | sed 1,2d | tail -n 1`
+	LAST=`$RESTIC	snapshots --no-lock -H $3 | sed 1,2d | tail -n 1`
 	if [ ! $? -eq 0 ]; then
 		exit 1;
 	fi