131 lines
4.1 KiB
Bash
Executable File
131 lines
4.1 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright 2013 Hewlett-Packard Development Company, L.P.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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set -e
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SCRIPT_NAME=$(basename $0)
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SCRIPT_HOME=$(dirname $0)
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PATH=$PATH:/usr/sbin:/sbin
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# Some defaults
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ARCH=i386
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BRIDGE=brbm
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OVSBRIDGE=
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MEMORY=2097152
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CPUS=1
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export IMAGE_NAME=seed
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LIBVIRT_NIC_DRIVER=${LIBVIRT_NIC_DRIVER:-"virtio"}
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LIBVIRT_DISK_BUS_TYPE=${LIBVIRT_DISK_BUS_TYPE:-"sata"}
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function show_options () {
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echo "Usage: $SCRIPT_NAME [options] <element> [<element> ...]"
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echo
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echo "Create a VM definition for the seed VM."
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echo "See ../scripts/devtest.sh"
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echo
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echo "Options:"
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echo " -a i386|amd64 -- set the architecture of the VM (i386)"
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echo " -o name -- set the name of the VM and image file"
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echo " (seed) - must match that from boot-seed-vm"
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echo " -m memory -- define amount of memory to use"
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echo " -c cpus -- define number of CPUs to use"
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echo " -b bridge -- define a baremetal bridge to use"
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echo " -p bridge -- define an ovs bridge to use for the public interface"
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echo " -e engine -- set the virt engine to use"
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echo " (defaults to kvm if available, otherwise"
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echo " qemu)"
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echo
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exit $1
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}
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TEMP=`getopt -o ha:o:m:c:b:p:e: -n $SCRIPT_NAME -- "$@"`
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if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
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# Note the quotes around `$TEMP': they are essential!
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eval set -- "$TEMP"
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while true ; do
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case "$1" in
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-a) export ARCH=$2; shift 2 ;;
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-o) export IMAGE_NAME=$2; shift 2 ;;
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-m) export MEMORY=$2; shift 2 ;;
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-c) export CPUS=$2; shift 2 ;;
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-b) export BRIDGE=$2; shift 2 ;;
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-p) export OVSBRIDGE=$2; shift 2 ;;
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-e) export ENGINE=$2; shift 2 ;;
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-h) show_options 0;;
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--) shift ; break ;;
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*) echo "Error: unsupported option $1." ; exit 1 ;;
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esac
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done
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EXTRA_ARGS=${1:-''}
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if [ -n "$EXTRA_ARGS" ]; then
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show_options 1
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fi
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if [[ -z "$ENGINE" ]]; then
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if [ -d /sys/module/kvm ]; then
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ENGINE=kvm
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else
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ENGINE=qemu
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if test -r /proc/cpuinfo && grep -q "vmx\|svm" /proc/cpuinfo; then
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echo 'CPU supports virtualization but the kvm module is not loaded.'
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fi
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echo 'Using qemu as virtualization engine. Warning!: things will be extremely slow.'
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fi
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fi
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SEED_ARCH=
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case $ARCH in
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i386) SEED_ARCH='i686'; ;;
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amd64|x86_64) SEED_ARCH='x86_64'; ;;
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*) echo "Unsupported arch $ARCH!" ; exit 1 ;;
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esac
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which virsh >/dev/null || die "Error: virsh not found in path"
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sudo virsh destroy $IMAGE_NAME 2>/dev/null || echo "$IMAGE_NAME VM not running"
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sudo virsh undefine $IMAGE_NAME --managed-save 2>/dev/null || echo "$IMAGE_NAME VM not defined"
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sudo touch /var/lib/libvirt/images/$IMAGE_NAME.qcow2
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EXTRAOPTS=
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if [ -n "$OVSBRIDGE" ] ; then
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EXTRAOPTS="--ovsbridge $OVSBRIDGE"
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fi
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if [[ $DIB_COMMON_ELEMENTS == *enable-serial-console* ]]; then
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EXTRAOPTS="${EXTRAOPTS} --enable-serial-console"
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fi
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configure-vm $EXTRAOPTS \
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--name $IMAGE_NAME \
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--image /var/lib/libvirt/images/$IMAGE_NAME.qcow2 \
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--diskbus $LIBVIRT_DISK_BUS_TYPE \
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--baremetal-interface $BRIDGE \
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--engine $ENGINE \
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--arch $SEED_ARCH \
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--memory $MEMORY \
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--cpus $CPUS \
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--libvirt-nic-driver $LIBVIRT_NIC_DRIVER \
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--seed
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MAC=$(sudo virsh dumpxml $IMAGE_NAME | grep "mac address" | head -1 | awk -F "'" '{print $2}')
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echo "Seed VM created with MAC ${MAC}"
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