livecd-rootfs/live-build/ubuntu-cpc/hooks/032-root-squashfs.binary
Robert C Jennings 83b4f5338c live-build/ubuntu-cpc/functions: Add teardown_mountpoint to reverse setup_mountpoint
* live-build/ubuntu-cpc/functions: Add a function, teardown_mountpoint,
  to reverse the work done in setup_mountpoint.  Lack of this function
  has forced users of setup_mountpoint to implement this separately
  and the implementations have diverged. (LP: #1716992)
* live-build/ubuntu-cpc/functions: Remove umount_settle function.
  The was only used where teardown_mountpoint was lacking.
2017-09-13 13:31:12 -05:00

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#!/bin/bash -ex
# vi: ts=4 noexpandtab
#
# Generate a squashfs root and manifest
case $IMAGE_TARGETS in
""|*squashfs*)
;;
*)
echo "Skipping squashfs build"
exit 0
;;
esac
if [ -n "$SUBARCH" ]; then
echo "Skipping rootfs build for subarch flavor build"
exit 0
fi
. config/functions
mkdir binary/boot/squashfs.dir
cp -a chroot/* binary/boot/squashfs.dir
setup_mountpoint binary/boot/squashfs.dir
chroot binary/boot/squashfs.dir dpkg-divert --local --rename /usr/sbin/grub-probe
chroot binary/boot/squashfs.dir touch /usr/sbin/grub-probe
chroot binary/boot/squashfs.dir chmod +x /usr/sbin/grub-probe
env DEBIAN_FRONTEND=noninteractive chroot binary/boot/squashfs.dir apt-get --purge remove --assume-yes '^linux-.*' 'linux-base+'
env DEBIAN_FRONTEND=noninteractive chroot binary/boot/squashfs.dir apt-get --purge remove --assume-yes '^grub-.*'
env DEBIAN_FRONTEND=noninteractive chroot binary/boot/squashfs.dir apt-get autoremove --purge --assume-yes
chroot binary/boot/squashfs.dir mkdir /lib/modules
chroot binary/boot/squashfs.dir rm /usr/sbin/grub-probe
chroot binary/boot/squashfs.dir dpkg-divert --remove --local --rename /usr/sbin/grub-probe
teardown_mountpoint binary/boot/squashfs.dir
squashfs_f="${PWD}/livecd.ubuntu-cpc.squashfs"
squashfs_f_manifest="${squashfs_f}.manifest"
dpkg-query --admindir=binary/boot/squashfs.dir/var/lib/dpkg -W > ${squashfs_f_manifest}
(cd "binary/boot/squashfs.dir/" &&
mksquashfs . ${squashfs_f} \
-no-progress -xattrs -comp xz )