gc_bless_example.sh

$ sudo vmsctl -m connection_url=qemu:///system bless vms-test vms-live-image
<11761> [INFO] vmsrun.py:601 vmsrun [exec False]: vmsd save hypervisor=kvm memsrv=file:///var/gridcentric/vms-live-image.gc memtap=null:// id=11731 pages=262144 vcpus=1 generation=0e210d2c-534b4e32-4e32-b43e-c828abb6bf7d fd=4 dir.cache=/dev/shm/vms control.filepattern=/dev/shm/vms/control/ dir.store=/var/gridcentric log.prefix=<save.11731>  module.path=/usr/lib64/vms:/usr/lib/vms debugfd=2 kvm.mem_path=/proc/11731/fd/7 kvm.qmp_path=/tmp/qmp_vms_mon-rkk5P8.sock file.sparse=1 kvm.hmp_path=/tmp/hmp_vms_mon-3zPG4G.sock replace.spec=
<11761> [INFO] image.py:63 Running command /usr/bin/qemu-img-vms convert -O qcow2 /var/lib/libvirt/images/vms-test.img /var/gridcentric/vms-live-image.0.disk
<11761> [WARNING] management.py:212 Unable to change the ownership of the vms file /dev/shm/vms/prefetch.0e210d2c-534b4e32-4e32-b43e-c828abb6bf7d.
<11761> [WARNING] management.py:212 Unable to change the ownership of the vms file /dev/shm/vms/share.0e210d2c-534b4e32-4e32-b43e-c828abb6bf7d.
newname = vms-live-image
network = None
artifacts = {'files': [{'path': '/var/gridcentric/vms-live-image.xml'}, {'path': '/var/gridcentric/vms-live-image.gc'}, {'path': '/var/gridcentric/vms-live-image.0.disk'}], 'logical_volumes': []}

gc_bless_vm.sh

vmsctl -m connection_url=qemu:///system bless <master VM> <snapshot>

gc_discard_example.sh

$ sudo vmsctl -m connection_url=qemu:///system discard vms-live-image

gc_discard_vm.sh

vmsctl -m connection_url=qemu:///system discard <snapshot>

gc_dumpxml_master.sh

$ virsh dumpxml vms-test > vms-clone.xml

gc_install_agent.sh

# Install Gridcentric signing key
wget -O - http://downloads.gridcentric.com/packages/gridcentric.key | sudo apt-key add -

# Add Gridcentric repository
echo deb http://downloads.gridcentric.com/packages/agent/linux/ubuntu/ gridcentric multiverse | sudo tee -a /etc/apt/sources.list.d/gridcentric.list

# Update apt
sudo apt-get update

# Install the VMS agent
sudo apt-get -y install linux-headers-`uname -r`
sudo apt-get -y install vms-agent

gc_launch_example.sh

$ sudo vmsctl -m connection_url=qemu:///system launch vms-live-image vms-clone.xml
<11931> [INFO] image.py:63 Running command /usr/bin/qemu-img-vms create -f qcow2 -b /var/gridcentric/vms-live-image.0.disk -F qcow2 /var/lib/libvirt/images/vms-clone.img
<11931> [INFO] management.py:421 creating domain
[......]
<qemu:commandline><qemu:arg value="-gc"/><qemu:arg value="/var/gridcentric/vms-live-image.gc,rebase={},load_iff=/home/ubuntu/load_iff.ArTPok,vmsargs={&quot;replacements&quot;: [],, &quot;valgrind&quot;: null,, &quot;gdb&quot;: false,, &quot;params&quot;: {},, &quot;noreplace&quot;: false,, &quot;options&quot;: {}},replace={}"/></qemu:commandline></domain>
<11931> [INFO] management.py:423 done creating domain
<11931> [INFO] management.py:38 Waiting for VMS domain for 'vms-clone'
vms-clone.xml

gc_launch_vm.sh

vmsctl -m connection_url=qemu:///system launch <snapshot> <clone XML file>

gc_virsh_list_post.sh

$ virsh list
 Id Name                 State
----------------------------------
  3 vms-test             running
  4 vms-clone            running

vms-clone.xml

<domain type='kvm' id='3'>
  <name>vms-clone</name>
  <memory>1048576</memory>
  <currentMemory>1048576</currentMemory>
  <vcpu>1</vcpu>
  <os>
    <type arch='x86_64' machine='pc-1.0'>hvm</type>
    <boot dev='hd'/>
  </os>
  <features>
    <acpi/>
    <apic/>
    <pae/>
  </features>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>restart</on_reboot>
  <on_crash>restart</on_crash>
  <devices>
    <emulator>/usr/bin/kvm</emulator>
    <disk type='file' device='disk'>
      <driver name='qemu' type='qcow2'/>
      <source file='/var/lib/libvirt/images/vms-clone.img'/>
      <target dev='vda' bus='virtio'/>
      <alias name='virtio-disk0'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
    </disk>
    <interface type='network'>
      <source network='default'/>
      <target dev='vnet0'/>
      <model type='virtio'/>
      <alias name='net0'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
    </interface>
    <serial type='pty'>
      <source path='/dev/pts/1'/>
      <target port='0'/>
      <alias name='serial0'/>
    </serial>
    <console type='pty' tty='/dev/pts/1'>
      <source path='/dev/pts/1'/>
      <target type='serial' port='0'/>
      <alias name='serial0'/>
    </console>
    <input type='mouse' bus='ps2'/>
    <graphics type='vnc' port='5900' autoport='yes'/>
    <video>
      <model type='cirrus' vram='9216' heads='1'/>
      <alias name='video0'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
    </video>
    <memballoon model='virtio'>
      <alias name='balloon0'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>
    </memballoon>
  </devices>
  <seclabel type='dynamic' model='apparmor' relabel='yes'>
    <label>libvirt-658ba53a-5c70-97ad-936d-c71f70d147a4</label>
    <imagelabel>libvirt-658ba53a-5c70-97ad-936d-c71f70d147a4</imagelabel>
  </seclabel>
</domain>