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|
#!/bin/sh
# make-live - utility to build Debian Live systems
#
# Copyright (C) 2006 Daniel Baumann <daniel@debian.org>
# Copyright (C) 2006 Marco Amadori <marco.amadori@gmail.com>
#
# make-live comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
# This is free software, and you are welcome to redistribute it
# under certain conditions; see COPYING for details.
Patch_chroot ()
{
# Some maintainer scripts can detect if they are in a chrooted system.
# Therefore, we create the needed file.
case "${1}" in
apply)
# Create chroot file
echo "debian-live" > "${LIVE_CHROOT}"/etc/debian_chroot
;;
deapply)
# Remove chroot file
rm -f "${LIVE_CHROOT}"/etc/debian_chroot
;;
esac
}
Patch_runlevel ()
{
# Disabling all init scripts with a blocking policy as in
# /usr/share/doc/sysv-rc/README.policy-rc.d.gz.
case "${1}" in
apply)
# Create init policy
echo > "${LIVE_CHROOT}"/usr/sbin/policy-rc.d <<EOF
#!/bin/sh
exit 101
EOF
chmod 0755 "${LIVE_CHROOT}"/usr/sbin/policy-rc.d
;;
deapply)
# Removing init policy
rm -f "${LIVE_CHROOT}"/usr/sbin/policy-rc.d
;;
esac
}
Patch_network ()
{
# Packages which are manually installed inside the chroot are installed
# from the network. Therefore, we need to be able to resolv hosts.
case "${1}" in
apply)
# Save host lookup table
if [ -f "${LIVE_CHROOT}"/etc/hosts ]
then
cp "${LIVE_CHROOT}"/etc/hosts "${LIVE_CHROOT}"/etc/hosts.orig
fi
# Save resolver configuration
if [ -f "${LIVE_CHROOT}"/etc/resolv.conf ]
then
cp "${LIVE_CHROOT}"/etc/resolv.conf "${LIVE_CHROOT}"/etc/resolv.conf.orig
fi
# Copy host lookup table
if [ -f /etc/hosts ]
then
cp /etc/hosts "${LIVE_CHROOT}"/etc/hosts
fi
# Copy resolver configuration
if [ -f /etc/resolv.conf ]
then
cp /etc/resolv.conf "${LIVE_CHROOT}"/etc/resolv.conf
fi
;;
deapply)
# Restore host lookup table
if [ -f "${LIVE_CHROOT}"/etc/hosts.orig ]
then
mv "${LIVE_CHROOT}"/etc/hosts.orig "${LIVE_CHROOT}"/etc/hosts
fi
# Restore resolver configuration
if [ -f "${LIVE_CHROOT}"/etc/resolv.conf.orig ]
then
mv "${LIVE_CHROOT}"/etc/resolv.conf.orig "${LIVE_CHROOT}"/etc/resolv.conf
fi
;;
esac
}
Patch_linux ()
{
# The linux-image package asks interactively for initial ramdisk
# creation. Therefore, we preconfigure /etc/kernel-img.conf.
# FIXME: preseeding?
case "${1}" in
apply)
# Write configuration option
echo "do_initrd = Yes" >> "${LIVE_CHROOT}"/etc/kernel-img.conf
;;
deapply)
# Remove configuration file
rm -f "${LIVE_CHROOT}"/etc/kernel-img.conf
;;
esac
}
|
