hugojosefson / virsh-transient-disk

Converts a VM definition from virsh(1) to a new one with the disk marked transient.

@hugojosefson/virsh-transient-disk

Converts a base VM image XML definition from virsh(1), to a similar definition with these modifications:

• Sets a new UUID.
• Sets the name as specified in CLI argument --name.
• Sets the disk as transient.

Usage

No installation needed, thanks to npx.

virsh -c qemu:///system dumpxml dev-dispvm \
  | npx @hugojosefson/virsh-transient-disk --name new-transient \
  > new-transient.xml

virsh -c qemu:///system define new-transient.xml

See also

• libvirt Domain XML format: https://libvirt.org/formatdomain.html#elementsDisks