Setup script for NECTAR research cloud VM.

setup.sh

#!/bin/bash

# Fix up config files
cat <<EOF > /etc/resolv.conf
search rc.melbourne.nectar.org.au

nameserver 115.146.82.4
nameserver 115.146.80.4
EOF

sed -i "s_archive.ubuntu.com/ubuntu/_mirror.aarnet.edu.au/pub/ubuntu/archive/_" /etc/apt/sources.list
sed -i "s_security.ubuntu.com/ubuntu_mirror.aarnet.edu.au/pub/ubuntu/archive/_" /etc/apt/sources.list

# Reinitalise apt and install needed tools
apt-get clean
apt-get update
apt-get install -y debootstrap qemu-kvm emacs23-nox emacs-goodies-el uuid

SERVER_IMG="/dev/shm/server.img"
WORKING_DIR="/mnt/server"
IMAGE_SIZE="5G"
EXTRA_OPTS="--include=cloud-init,ssh,openjdk-6-jdk,emacs23-nox,emacs-goodies-el,acpid,language-pack-en,linux-image-virtual"
UUID=`uuidgen`
MIRROR_URL="http://mirror.aarnet.edu.au/pub/ubuntu/archive/"

kvm-img create -f raw $SERVER_IMG $IMAGE_SIZE

# Create a disk image usinf a specified UUID
mkfs.ext4 -U $UUID $SERVER_IMG

# Turn off disk error checking
tune2fs -c 0 -i 0 $SERVER_IMG

mkdir $WORKING_DIR
mount -t ext4 -o loop,defaults,noatime $SERVER_IMG $WORKING_DIR

# Geberate a base system
debootstrap --arch amd64 $EXTRA_OPTS natty $WORKING_DIR ${MIRROR_URL}

CHROOT="chroot $WORKING_DIR"

echo "Copying config files"

echo -n "APT sources"
cp /etc/apt/sources.list  $WORKING_DIR/etc/apt/sources.list
# Fixup file
$CHROOT sed -i "s/maverick/natty/" /etc/apt/sources.list
echo -e "\t[DONE]"

echo -n "fstab"
cat <<FSTAB > $WORKING_DIR/etc/fstab
#
UUID=$UUID  / ext4 defaults,remount-ro 0 0

proc /proc proc nodev,noexec,nosuid 0 0
tmpfs /tmp tmpfs defaults,noexec,nosuid 0 0
FSTAB

echo -e "\t[DONE]"

echo "Timezone"
echo "Australia/Melbourne" > $WORKING_DIR/etc/timezone
$CHROOT dpkg-reconfigure --frontend noninteractive tzdata

echo "Enable serial console"

cat <<TTY  > $WORKING_DIR/etc/init/ttyS0
# ttyS0 - getty
#
# This service maintains a getty on ttyS0 from the point the system is
# started until it is shut down again.

start on stopped rc RUNLEVEL=[2345]
stop on runlevel [!2345]


respawn

exec /sbin/getty -L 115200 ttyS0 vt102
TTY


echo -n "Set up pv-grub"
mkdir $WORKING_DIR/boot/grub/

cat <<GRUB > $WORKING_DIR/boot/grub/menu.lst
default=0
timeout=5

title=DISTRO-NAME "KERNEL VERSION STRING"
    root (hd0)
    kernel /boot/vmlinuz-2.6.38-8-virtual ro console=hvc0 root=UUID=
    initrd /boot/initrd-2.6.38-8-virtual
GRUB

echo -e "\t[DONE]"

This is supposed to be able to take a basic NECTAR VM and use it to create a new VM image of Ubuntu Natty suitable for use on the NECTAR VM.