Index: scripts/crypt_setup.sh
===================================================================
diff -u -rb9654575709e02aecc01a01d246d7af578679387 -rafc592ea044004b8b710c31bff8e7edde4e1d4c9
--- scripts/crypt_setup.sh	(.../crypt_setup.sh)	(revision b9654575709e02aecc01a01d246d7af578679387)
+++ scripts/crypt_setup.sh	(.../crypt_setup.sh)	(revision afc592ea044004b8b710c31bff8e7edde4e1d4c9)
@@ -100,6 +100,19 @@
     checkOutput "mount      -t ext4    $LOC_MAP $LOC_VAR" $ERR_CRYPTSETUP_MOUNT_MOUNT   
 }
 
+function reset_luks_partition()
+{
+    # TODO this needs some discussions.
+
+    #umount_luks_partition
+
+    # checkOutput "mkdir      -p         $LOC_VAR         " $ERR_CRYPTSETUP_CREATE_MKDIR
+    # checkOutput "cryptsetup luksFormat $LOC_DEV         " $ERR_CRYPTSETUP_CREATE_FORMAT     $PASSWORD
+    # checkOutput "cryptsetup luksOpen   $LOC_DEV $LOC_DIR" $ERR_CRYPTSETUP_CREATE_OPEN       $PASSWORD
+    # checkOutput "mkfs.ext4             $LOC_MAP         " $ERR_CRYPTSETUP_CREATE_MKFS
+    # checkOutput "mount      -t ext4    $LOC_MAP $LOC_VAR" $ERR_CRYPTSETUP_CREATE_MOUNT
+}
+
 function handleCommand() {
     # Handle the first argument to script, one of start, stop, erase, restart, force-reload or status
     case $1 in
@@ -117,6 +130,11 @@
         unmount_luks_partition
         ;;
 
+    decommission)
+        checkPassword
+        reset_luks_partition
+        ;;
+
     *)
         echo "unknown command"
         exit $ERR_CRYPTSETUP_UNKNOWN