/[pxelator]/bin/squashfs-overlay.sh
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /bin/squashfs-overlay.sh

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Revision 536 - (show annotations)
Fri Sep 17 21:12:38 2010 UTC (13 years, 6 months ago) by dpavlin
File MIME type: application/x-sh
File size: 820 byte(s)
make it more robust

exit on errors, install squashfs-tools if needed

1 #!/bin/sh -x
2
3 from=/srv/pxelator/tftp/webconverger/iso/live/filesystem.squashfs
4 path=/srv/pxelator/tftp/webconverger/custom.squashfs
5
6 from=/srv/pxelator/tftp/debian_live/debian-live-60alpha2-i386-standard.squashfs
7 path=/srv/pxelator/tftp/debian_live/custom.squashfs
8
9 if mount | egrep '/tmp/(base|export|changes)' ; then
10 sudo umount -l /tmp/changes
11 sudo umount -l /tmp/base
12 sudo umount -l /tmp/export
13 echo "umounted"
14 exit
15 fi
16
17 sudo apt-get install squashfs-tools
18
19 sudo mount $from /tmp/base/ -o loop || exit
20
21 mkdir /tmp/changes /tmp/base /tmp/export
22
23 sudo mount -t aufs -o br:/tmp/changes/:/tmp/base/ none /tmp/export/ || exit
24
25
26 echo "Now modify your installation"
27 sudo chroot /tmp/export || exit
28
29
30 sudo mksquashfs /tmp/export/ $path.new && mv $path $path.old && mv $path.new $path && chmod 444 $path && ls -al $path

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