--- bin/webc-overlay.sh	2009/09/29 19:23:41	442
+++ bin/webc-overlay.sh	2009/10/01 11:23:05	448
@@ -1,3 +1,13 @@
+#!/bin/sh -x
+
+if mount | egrep '/tmp/(base|export|changes)' ; then
+	sudo umount -l /tmp/changes
+	sudo umount -l /tmp/base
+	sudo umount -l /tmp/export
+	echo "umounted"
+	exit
+fi
+
 sudo mount /srv/pxelator/tftp/webconverger/iso/live/filesystem.squashfs /tmp/base/ -o loop
 
 mkdir /tmp/changes /tmp/base /tmp/export
@@ -6,4 +16,8 @@
 
 sudo chroot /tmp/export
 
-sudo mksquashfs /tmp/export/ /srv/pxelator/tftp/webconverger/custom.squashfs
+path=/srv/pxelator/tftp/webconverger/custom.squashfs
+
+test -e $path && mv $path $path.old
+
+sudo mksquashfs /tmp/export/ $path