kvminstall

Python CLI helper for virt-install(1)

Installation

If you haven't already, install KVM.

yum groupinstall Virtualization

Use pip to install.

pip install kvminstall

This will automatically install the utility into your PATH.

Usage

usage: kvminstall [-h] [-c CLONE] [-i IMAGE] [-v VCPUS] [-r RAM] [-d DISK]
                      [-D DOMAIN] [-N NETWORK] [--type TYPE]
                      [--variant VARIANT] [-f CONFIGFILE]
                      name

positional arguments:
  name                  name of the new virtual machine

optional arguments:
  -h, --help            show this help message and exit
  -c CLONE, --clone CLONE
                        name of the source logical volume to be cloned
  -i IMAGE, --image IMAGE
                        image file to duplicate
  -v VCPUS, --vcpus VCPUS
                        number of virtual CPUs
  -r RAM, --ram RAM     amount of RAM in MB
  -d DISK, --disk DISK  disk size in GB
  -D DOMAIN, --domain DOMAIN
                        domainname for dhcp / dnsmasq
  -N NETWORK, --network NETWORK
                        libvirt network
  -I IPADDRESS, --ipaddress IPADDRESS
                        specify the 4th octet of the IP address
  --type TYPE           os type, i.e., linux
  --variant VARIANT     os variant, i.e., rhel7
  -f CONFIGFILE, --configfile CONFIGFILE
                        specify an alternate config file, default=~/.config
                        /kvm-install/config.yaml

Example

Assume that you have a pre-built base image with an LVM backend in the libvirt_lvm VG.

kvminstall -c /dev/libvirt_lvm/rhel71base examplevm

For a more complete example, see this blog entry.