virt-sysprep

Reset, unconfigure, or customize a virtual machine image. More information: https://manned.org/virt-sysprep.

• List all supported operations (enabled operations are indicated with asterisks):

virt-sysprep --list-operations

• Remove sensitive system data from a virtual machine image:

sudo virt-sysprep {{[-a|--add]}} {{path/to/image.qcow2}}

• Specify a virtual machine by its name and run all enabled operations but don’t actually apply the changes:

sudo virt-sysprep {{[-d|--domain]}} {{vm_name}} {{[-n|--dry-run]}}

• Run only the specified operations:

sudo virt-sysprep {{[-d|--domain]}} {{vm_name}} --operations {{operation1,operation2,...}}

• Generate a new /etc/machine-id file and enable customizations to be able to change the host name to avoid network conflicts:

sudo virt-sysprep {{[-d|--domain]}} {{vm_name}} --enable {{customizations}} --hostname {{host_name}} --operation {{machine-id}}

• Display help:

virt-sysprep {{[-he|--help]}}