#!/usr/bin/env bash # Make sure that we have the proper version of ubuntu (only works on oneiric) if ! egrep -q "oneiric" /etc/lsb-release; then echo "This script only works with ubuntu oneiric." exit 1 fi # Keep track of the current directory TOOLS_DIR=$(cd $(dirname "$0") && pwd) TOP_DIR=`cd $TOOLS_DIR/..; pwd` cd $TOP_DIR # Source params source ./stackrc # Ubuntu distro to install DIST_NAME=${DIST_NAME:-oneiric} # Configure how large the VM should be GUEST_SIZE=${GUEST_SIZE:-10G} # exit on error to stop unexpected errors set -o errexit set -o xtrace # Abort if localrc is not set if [ ! -e $TOP_DIR/localrc ]; then echo "You must have a localrc with ALL necessary passwords defined before proceeding." echo "See stack.sh for required passwords." exit 1 fi # Install deps if needed DEPS="kvm libvirt-bin kpartx cloud-utils" dpkg -l $DEPS || apt-get install -y --force-yes $DEPS # Where to store files and instances WORK_DIR=${WORK_DIR:-/opt/kvmstack} # Where to store images image_dir=$WORK_DIR/images/$DIST_NAME mkdir -p $image_dir # Original version of built image uec_url=http://uec-images.ubuntu.com/$DIST_NAME/current/$DIST_NAME-server-cloudimg-amd64.tar.gz tarball=$image_dir/$(basename $uec_url) # download the base uec image if we haven't already if [ ! -f $tarball ]; then curl $uec_url -o $tarball (cd $image_dir && tar -Sxvzf $tarball) resize-part-image $image_dir/*.img $GUEST_SIZE $image_dir/disk cp $image_dir/*-vmlinuz-virtual $image_dir/kernel fi # Configure the root password of the vm to be the same as ``ADMIN_PASSWORD`` ROOT_PASSWORD=${ADMIN_PASSWORD:-password} # Name of our instance, used by libvirt GUEST_NAME=${GUEST_NAME:-devstack} # Mop up after previous runs virsh destroy $GUEST_NAME || true # Where this vm is stored vm_dir=$WORK_DIR/instances/$GUEST_NAME # Create vm dir and remove old disk mkdir -p $vm_dir rm -f $vm_dir/disk # Create a copy of the base image qemu-img create -f qcow2 -b $image_dir/disk $vm_dir/disk # Back to devstack cd $TOP_DIR GUEST_NETWORK=${GUEST_NETWORK:-1} GUEST_RECREATE_NET=${GUEST_RECREATE_NET:-yes} GUEST_IP=${GUEST_IP:-192.168.$GUEST_NETWORK.50} GUEST_CIDR=${GUEST_CIDR:-$GUEST_IP/24} GUEST_NETMASK=${GUEST_NETMASK:-255.255.255.0} GUEST_GATEWAY=${GUEST_GATEWAY:-192.168.$GUEST_NETWORK.1} GUEST_MAC=${GUEST_MAC:-"02:16:3e:07:69:`printf '%02X' $GUEST_NETWORK`"} GUEST_RAM=${GUEST_RAM:-1524288} GUEST_CORES=${GUEST_CORES:-1} # libvirt.xml configuration NET_XML=$vm_dir/net.xml NET_NAME=${NET_NAME:-devstack-$GUEST_NETWORK} cat > $NET_XML < $NET_NAME EOF if [[ "$GUEST_RECREATE_NET" == "yes" ]]; then virsh net-destroy $NET_NAME || true # destroying the network isn't enough to delete the leases rm -f /var/lib/libvirt/dnsmasq/$NET_NAME.leases virsh net-create $vm_dir/net.xml fi # libvirt.xml configuration LIBVIRT_XML=$vm_dir/libvirt.xml cat > $LIBVIRT_XML < $GUEST_NAME $GUEST_RAM hvm $image_dir/kernel root=/dev/vda ro console=ttyS0 init=/usr/lib/cloud-init/uncloud-init ds=nocloud-net;s=http://192.168.$GUEST_NETWORK.1:4567/ ubuntu-pass=ubuntu $GUEST_CORES EOF rm -rf $vm_dir/uec cp -r $TOOLS_DIR/uec $vm_dir/uec # set metadata cat > $vm_dir/uec/meta-data< $vm_dir/uec/user-data< localrc <