+# grub configuration/installation {{{
+grub() {
+ if [ -z "$GROOT" ] ; then
+ echo "Warning: \$GROOT is not defined, will not adjust grub configuration therefore."
+ else
+ echo "Adjusting grub configuration for use on ${GROOT}."
+
+ # copy stage-files to /boot/grub/
+ [ -d /boot/grub/ ] || mkdir /boot/grub
+ # i386 specific:
+ [ -d /usr/lib/grub/i386-pc ] && cp /usr/lib/grub/i386-pc/* /boot/grub/
+ # amd64 specific:
+ [ -d /usr/lib/grub/x86_64-pc ] && cp /usr/lib/grub/x86_64-pc/* /boot/grub/
+ # sarge ships grub files in another directory
+ [ "$RELEASE" = 'sarge' ] && cp /lib/grub/i386-pc/* /boot/grub/
+
+ # finally install grub
+ if [ -x /usr/sbin/update-grub ] ; then
+ UPDATEGRUB='/usr/sbin/update-grub'
+ else
+ UPDATEGRUB='/sbin/update-grub'
+ fi
+ $UPDATEGRUB -y
+ if [ -f /boot/grub/menu.lst ] ; then
+ sed -i "s/^# groot=.*/# groot=(${GROOT})/g" /boot/grub/menu.lst
+ if [ -n "$TARGET_UUID" ] ; then
+ sed -i "s|^# kopt=root=.*|# kopt=root=UUID=${TARGET_UUID} ro ${BOOT_APPEND}|g" /boot/grub/menu.lst
+ else
+ sed -i "s|^# kopt=root=.*|# kopt=root=${TARGET} ro ${BOOT_APPEND}|g" /boot/grub/menu.lst
+ fi
+ # not sure why savedefault does not work for me; any ideas?
+ sed -i "s/^savedefault.*/# &/g" /boot/grub/menu.lst
+ $UPDATEGRUB -y
+ fi
+ fi
+}
+# }}}
+
+# make sure we don't have any running processes left {{{
+services() {
+ for service in ssh mdadm mdadm-raid ; do
+ if [ -x /etc/init.d/"$service" ] ; then
+ /etc/init.d/"$service" stop || /bin/true
+ fi
+ done
+}
+# }}}
+
+# unmount all filesystems in chroot, make sure nothing is left {{{
+finalize() {
+ # make sure we don't leave any sensible data
+ rm -f /etc/debootstrap/variables
+ [ -n "$POLICYRCD" ] && rm -f /usr/sbin/policy-rc.d
+ umount -a 1>/dev/null 2>/dev/null || true
+ umount /proc 1>/dev/null 2>/dev/null || true
+ umount /proc 1>/dev/null 2>/dev/null || true
+ umount -a 1>/dev/null 2>/dev/null || true
+}
+# }}}