1#!/bin/sh
2#
3# Copyright (c) 2004-2005 Poul-Henning Kamp.
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26#
27#
28# Script to update partition 2 on a NanoBSD system.
29#
30# usage:
31#	ssh somewhere cat image.s1 | sh updatep2
32#
33
34set -e
35
36. /etc/nanobsd.conf
37
38if mount | grep ${NANO_DRIVE}s2 > /dev/null ; then
39	echo "You are running partition 2 already"
40	echo "you probably want to use 'updatep1' instead"
41	exit 1
42fi
43
44# Blow away old system.
45dd if=/dev/zero of=/dev/${NANO_DRIVE}s2 bs=1m count=1 > /dev/null 2>&1
46
47# Copy in new system
48dd of=/dev/${NANO_DRIVE}s2 obs=64k
49
50# Check that it worked
51fsck_ffs -n /dev/${NANO_DRIVE}s2a
52
53# Update the /etc/fstab
54trap "umount /mnt" 1 2 15 EXIT
55mount /dev/${NANO_DRIVE}s2a /mnt
56sed -i "" "s/${NANO_DRIVE}s1/${NANO_DRIVE}s2/" /mnt/conf/base/etc/fstab
57sed -i "" "s/${NANO_DRIVE}s1/${NANO_DRIVE}s2/" /mnt/etc/fstab
58umount /mnt
59trap 1 2 15 EXIT
60gpart set -a active -i 2 ${NANO_DRIVE}
61