source: hybrid/branches/releng-9.0/nanobsd/files/tools/updatep2@ 10827

#!/bin/sh

#

# Copyright (c) 2004-2005 Poul-Henning Kamp.

# All rights reserved.

#

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# modification, are permitted provided that the following conditions

# are met:

# 1. Redistributions of source code must retain the above copyright

#    notice, this list of conditions and the following disclaimer.

# 2. Redistributions in binary form must reproduce the above copyright

#    notice, this list of conditions and the following disclaimer in the

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#

# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND

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# $FreeBSD: src/tools/tools/nanobsd/Files/root/updatep2,v 1.2.6.1 2008/11/25 02:59:29 kensmith Exp $

#

# Script to update partition 2 on a NanoBSD system.

#

# usage:

#       ssh somewhere cat image.s1 | sh updatep2

#



set -e



. /etc/nanobsd.conf



if mount | grep ${NANO_DRIVE}s2 > /dev/null ; then

        echo "You are running partition 2 already"

        echo "you probably want to use 'updatep1' instead"

        exit 1

fi



# Blow away old system.

dd if=/dev/zero of=/dev/${NANO_DRIVE}s2 bs=1m count=1 > /dev/null 2>&1



# Copy in new system

dd of=/dev/${NANO_DRIVE}s2 obs=64k



# Check that it worked

fsck_ffs -n /dev/${NANO_DRIVE}s2a



# Update the /etc/fstab

trap "umount /mnt" 1 2 15 EXIT

mount /dev/${NANO_DRIVE}s2a /mnt

sed -i "" "s/${NANO_DRIVE}s1/${NANO_DRIVE}s2/" /mnt/conf/base/etc/fstab

sed -i "" "s/${NANO_DRIVE}s1/${NANO_DRIVE}s2/" /mnt/etc/fstab

umount /mnt

trap 1 2 15 EXIT



gpart set -a active -i 2 ${NANO_DRIVE}