changed persistence method of firewall rules

files/check_crontab.sh

@@ -10,13 +10,13 @@ if [ ! -f $md5old ]
 then
     printf "Error: %s don't exist\nCreating %s ...\n" "$md5old" "$md5old" >>$log
     md5sum $cron >$md5old
-    exit 1
+    exit 0
 fi
 if [ ! -s $md5old ]
 then
     printf "Error: %s is empty\nadding md5 hash to %s ...\n" "$md5old" "$md5old" >>$log
     md5sum $cron >$md5old
-    exit 1
+    exit 0
 fi
 if [ ! $(md5sum -c $md5old 2>/dev/null | grep $cron | cut -d' ' -f2) = "OK" ]
 then