3 # Copyright (C) 2007 Google Inc.
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
26 swap_uuid=$(/sbin/vol_id --uuid $swapdev )
27 root_uuid=$(/sbin/vol_id --uuid $blockdev )
29 TMPDIR=`mktemp -d` || exit 1
30 trap "umount $TMPDIR; rmdir $TMPDIR" EXIT
32 # If it's not a block device try to mount it via loopback device.
33 # This is needed for file disks.
35 if [ ! -b $blockdev ]; then
36 MOUNT_OPTIONS="$MOUNT_OPTIONS -o loop"
38 mount $MOUNT_OPTIONS $blockdev $TMPDIR
40 ( cd $TMPDIR; restore -r -y -f - )
41 rm -f $TMPDIR/etc/udev/rules.d/z25_persistent-net.rules
43 # Fix /etc/fstab with the new volumes' UUIDs
44 if [ -e $TMPDIR/etc/fstab ]; then
45 ROOT_LINE="UUID=$root_uuid / ext3 defaults 0 1"
46 SWAP_LINE="UUID=$swap_uuid swap swap defaults 0 0"
47 cat $TMPDIR/etc/fstab | \
48 sed -re "s#^(/dev/sda|UUID=[a-f0-9-]+)\s+/\s+.*\$#$ROOT_LINE#" \
49 -re "s#^(/dev/sdb|UUID=[a-f0-9-]+)\s+swap\s+.*\$#$SWAP_LINE#" \
50 > $TMPDIR/etc/fstab.new
51 mv $TMPDIR/etc/fstab.new $TMPDIR/etc/fstab