jenkins-dell-crowbar-vm

#!/bin/bash
#

# force a local default so this can be run on command line
DISTRELEASE=${DISTRELEASE-ubuntu-natty}

MAX_INSTALL_WAIT=40   # 15 sec increments -- 10 minuts
MAX_FIRSTBOOT_WAIT=40

[ -e $(dirname $0)/jenkins-deb-common ] || exit 1
. $(dirname $0)/jenkins-deb-common

jenkins_init
jenkins_set_vars

function err_cleanup_crowbar() {
    # $1 - name
    cd
    sudo umount ${tmpdir}/crowbar-new
    sudo umount ${tmpdir}/crowbar-iso

    if [ "${NOCLEAN-0}" == "1" ]; then
	exit 0
    fi
    sudo virsh destroy ${1}
    sleep 5
    sudo lvremove -f ${LVM_ROOT}/${1}
    sudo rm -rf ${tmpdir}
    exit 1
}

ISO_NAME=${ISO_NAME:-~jenkins/jobs/build-crowbar-admin-iso/workspace/crowbar-rcb-${NOVA_RELEASE}-${MILESTONE}-${BINARY_BUILD_RELEASE}.iso}
kvm_instance_name=crowbar-vm-installer
tmpdir=$(mktemp -d)

trap "err_cleanup_crowbar ${kvm_instance_name}" SIGINT SIGTERM ERR

MEMORY=2048000
sudo lvcreate --size=20g --name=${kvm_instance_name} ${LVM_ROOT}

cp ${ISO_NAME} ${tmpdir}/crowbar-dist.iso
mkdir ${tmpdir}/crowbar-iso
mkdir ${tmpdir}/aufs-overlay
mkdir ${tmpdir}/crowbar-new
sudo mount -oloop ${tmpdir}/crowbar-dist.iso ${tmpdir}/crowbar-iso
sudo mount -t aufs -o br=${tmpdir}/aufs-overlay:${tmpdir}/crowbar-iso none ${tmpdir}/crowbar-new

sudo sed -i -e 's#/dev/sda#/dev/vda#' ${tmpdir}/crowbar-new/preseed/crowbar_admin.seed
sudo sed -i -e 's#console-setup/layoutcode=us#console-setup/layoutcode=us keyboard-configuration/layoutcode=us#' ${tmpdir}/crowbar-new/isolinux/pxelinux.cfg/default

# re-sum the disk
pushd ${tmpdir}/crowbar-new
sudo rm -f isolinux/boot.cat
find . -type f -not -name isolinux.bin -not -name sha1sums -not -path '*/.git/*' | xargs sha1sum -b > ../sha1sums
sudo mv ../sha1sums .

sudo genisoimage -r -cache-inodes -J -l -quiet -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table -o ${tmpdir}/crowbar.iso .
popd

sudo umount ${tmpdir}/crowbar-new
sudo umount ${tmpdir}/crowbar-iso

cat > ${tmpdir}/${kvm_instance_name}.xml <<EOF
<domain type='kvm'>
  <name>${kvm_instance_name}</name>
  <memory>${MEMORY}</memory>
  <currentMemory>${MEMORY}</currentMemory>
  <vcpu>1</vcpu>
  <os>
    <type arch='x86_64' machine='pc-0.12'>hvm</type>
    <boot dev='cdrom'/>
  </os>
  <features>
    <acpi/>
    <apic/>
    <pae/>
  </features>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>destroy</on_reboot>
  <on_crash>restart</on_crash>
  <devices>
    <emulator>/usr/bin/kvm</emulator>
    <disk type='block' device='disk'>
      <driver name='qemu' type='raw'/>
      <source dev='/dev/vg0/${kvm_instance_name}'/>
      <target dev='sda' bus='virtio'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>
    </disk>
    <disk type='block' device='cdrom'>
      <driver name='qemu' type='raw'/>
      <target dev='hdc' bus='ide'/>
      <source dev='${tmpdir}/crowbar.iso'/>
      <readonly/>
    </disk>
    <interface type='bridge'>
      <source bridge='kvmbr0'/>
      <model type='virtio'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
    </interface>
    <serial type='pty'>
      <target port='0'/>
    </serial>
    <console type='pty'>
      <target type='serial' port='0'/>
    </console>
    <input type='tablet' bus='usb'/>
    <input type='mouse' bus='ps2'/>
    <graphics type='vnc' port='-1' autoport='yes'/>
    <sound model='ac97'>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
    </sound>
    <video>
      <model type='cirrus' vram='9216' heads='1'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
    </video>
    <memballoon model='virtio'>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
    </memballoon>
  </devices>
</domain>
EOF

# superfail - wipe first and last gig of the disk to wipe lvm metadata
sudo dd if=/dev/zero of=/dev/vg0/${kvm_instance_name} bs=1M seek=19K count=1K
sudo dd if=/dev/zero of=/dev/vg0/${kvm_instance_name} bs=1M count=1K

chmod 755 ${tmpdir}
sudo virsh create ${tmpdir}/${kvm_instance_name}.xml

count=0
while [[ $count -lt ${MAX_INSTALL_WAIT} ]]; do
    count=$((count + 1))
    sleep 15
    if ( ! sudo virsh list | grep -q ${kvm_instance_name} ); then
	echo "Box stopped!"
	break
    fi
done

sudo qemu-img convert -f host_device -O qcow2 -c ${LVM_ROOT}/${kvm_instance_name} crowbar.qcow2
sudo chown jenkins: crowbar.qcow2

sudo lvremove -f ${LVM_ROOT}/${kvm_instance_name}