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|
# scripts/01-patches.sh
Patch_chroot ()
{
# Some maintainer scripts can detect if they are in a chrooted system.
# Therefore, we create the corresponding file.
case "${1}" in
apply)
# Create chroot file
echo "live" > "${LIFE_CHROOT}"/etc/debian_chroot
;;
deapply)
# Remove chroot file
rm -f "${LIVE_CHROOT}"/etc/debian_chroot
;;
esac
}
Patch_network ()
{
# Packages which are manually installed inside the chroot are installed
# from the network. Therefore, we need to be able to resolv hosts.
case "${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_linuximage ()
{
# The linux-image package asks interactively for initial ramdisk
# creation. Therefore, we preconfigure /etc/kernel-img.conf.
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
}
|
