create_openstack_image.py

#! /usr/bin/python3

import os
import sys
from subprocess import Popen, PIPE

def command(cmd):
    p = Popen(cmd.split(), stdout=PIPE, stderr=PIPE)
    stdout, stderr = p.communicate()

    return stdout if stdout else stderr

if __name__ == '__main__':
    print('Image Generator, Empty for default value')

    name = input('Input VM name: ')
    base = input('Input base Image(trusty/xenial): ')
    size = input('Input VM image size(10, GB for unit): ')

    if not name:
        raise Exception('Name should not be empty')

    if not base:
        base = 'trusty'

    if not size:
        size = 10
    else:
        size = int(size)

    variant = 'ubuntu14.04' if base == 'trusty' else 'ubuntu16.04'

    create_img_cmd = 'qemu-img create -f qcow2 {name}.qcow2 {size}G'
    virt_install_cmd = 'virt-install --virt-type kvm --name {name} --ram 1024 '\
                       '--cdrom=base/{base}.iso '\
                       '--disk={name}.qcow2,format=qcow2 '\
                       '--network network=default '\
                       '--graphics vnc,listen=0.0.0.0 --noautoconsole '\
                       '--os-type=linux --os-variant={variant}'

    os.system(create_img_cmd.format(name=name, size=size))
    os.system(virt_install_cmd.format(name=name, base=base, variant=variant))
    #print(command(create_img_cmd.format(name=name, size=size)))
    #print(command(virt_install_cmd.format(name=name, base=base, variant)))