#!/bin/bash
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#set -x
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set -e
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function usage() {
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cat <<DELIM__
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usage: $(basename $0) [options]
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Options:
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-b, --bridge BRNAME Which linux bridge to attach to
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-c, --cpu NUM Number of CPUs to reserve to the instance (default 4)
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-g, --github_token X HTTP Github oauth token (for buildbots)
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-k, --kickstart KS Path to kickstart file to use (required)
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-m, --mirror URL URL at which to reach netinstallable packages
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-M, --mem NUM Number of MB to reserve to the instance (default 4094)
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-n, --name NAME Name of the instance (required)
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-p, --password PASS Password to set in the VM
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-s, --size NUM Size in GB to reserve for the virtual HDD (default 40GB)
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DELIM__
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}
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TEMP=$(getopt -o b:c:k:m:M:n:p:s: --long bridge:,cpu:,kickstart:,mirror:,mem:,name:,password:size: -- "$@")
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if [[ $? -ne 0 ]]; then
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usage
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exit 1
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fi
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eval set -- "$TEMP"
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while true; do
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case "$1" in
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-b|--bridge) BRIDGE="$2"; shift 2 ;;
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-c|--cpu) CPU="$2"; shift 2 ;;
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-k|--kickstart) KICKSTART="$2"; shift 2 ;;
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-n|--name) NAME="$2"; shift 2 ;;
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-m|--mirror) MIRROR="$2"; shift 2 ;;
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-M|--mem) MEM="$2"; shift 2 ;;
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-p|--password) PASSWORD="$2"; shift 2 ;;
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-s|--size) SIZE="$2"; shift 2 ;;
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--) shift; break ;;
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*) usage; exit 1
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;;
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esac
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done
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[[ ! -f "$KICKSTART" ]] && { usage; exit 1; }
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[[ -z "$NAME" ]] && { usage; exit 1; }
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PASSWORD=${PASSWORD:-"iovisor"}
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BRIDGE=${BRIDGE:-virbr0}
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MIRROR=${MIRROR:-http://mirror.pnl.gov/fedora/linux/releases/22}
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MEM=${MEM:-4094}
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CPU=${CPU:-4}
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SIZE=${SIZE:-40}
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if [[ "$(id -u)" != "0" ]]; then
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sudo="sudo"
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fi
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if ! which virt-install &> /dev/null; then
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echo "Error: virt-install is not installed"
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exit 1
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fi
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libvirt_dir=/var/lib/libvirt/images
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img_name=$NAME
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tmpdir=$(mktemp -d /tmp/virt-install_XXXXX)
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tmp_ks_file=$tmpdir/$img_name.ks
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function cleanup() {
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set +e
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[[ -d "$tmpdir" ]] && rm -fr "$tmpdir"
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local destroy_kvm=n
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[[ -f "/etc/libvirt/qemu/$img_name.xml" ]] && read -p "Destroy libvirt VM (y/n)? " destroy_kvm
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if [[ "$destroy_kvm" != n* ]]; then
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virsh destroy $img_name
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virsh undefine $img_name
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virsh vol-delete $img_name.img --pool default
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$sudo rm -f $libvirt_dir/$img_name.img
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fi
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}
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trap cleanup EXIT
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ruby <<DELIM__
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require 'erb'
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@password="$PASSWORD"
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@name="$NAME"
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@domain="example.com"
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@github_access_token="$GITHUB_ACCESS_TOKEN"
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@mirror="$MIRROR"
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File.open('$tmp_ks_file', 'w') do |f|
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f.puts ERB.new(File.open('$KICKSTART', 'rb').read, nil, '-').result()
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end
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DELIM__
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tree=$MIRROR/Server/x86_64/os/
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virt-install --connect=qemu:///system \
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--network=bridge:$BRIDGE \
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--initrd-inject=$tmp_ks_file \
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--controller type=scsi,model=virtio-scsi \
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--extra-args="ks=file:/$(basename $tmp_ks_file) console=tty0 console=ttyS0,115200" \
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--name=$img_name \
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--disk $libvirt_dir/$img_name.img,cache=none,format=qcow2,size=$SIZE,bus=scsi \
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--ram $MEM \
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--vcpus=$CPU \
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--check-cpu \
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--accelerate \
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--hvm \
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--location=$tree \
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--nographics
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echo "SUCCESS"
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exit 0
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