+# 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
+ update-grub -y
+ if [ -f /boot/grub/menu.lst ] ; then
+ sed -i "s/^# groot=.*/# groot=(${GROOT})/g" /boot/grub/menu.lst
+ sed -i "s|^# kopt=root=.*|# kopt=root=${TARGET} ro|g" /boot/grub/menu.lst
+ # not sure why savedefault does not work for me; any ideas?
+ sed -i "s/^savedefault.*/# &/g" /boot/grub/menu.lst
+ update-grub -y
+ fi
+ fi
+}
+# }}}
+
+# make sure we don't have any running processes left {{{
+services() {
+ for service in ssh mdadm mdadm-raid ; do
+ [ -x "/etc/init.d/$service" ] && "/etc/init.d/$service" stop
+ done
+}
+# }}}
+
+# unmount all filesystems in chroot, make sure nothing is left {{{
+finalize() {
+ 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
+}
+# }}}