Fuel devops replace disk

dos_add_disk.py

import os
import sys

from devops import models

def main(env_name, node_name, size=300, add=True):
    # value in GB
    size = size * 1000000000
    env = models.Environment.get(name=env_name)
    node = env.get_node(name=node_name)

    # remove all exists disks
    vol_name = "enlarge-" + node.disk_devices[0].volume.name
    if add != True:
        for disk in node.disk_devices:
            disk.delete()
    vol = models.Volume.volume_create(name=vol_name,
                                      capacity=size,
                                      environment=env)
    models.DiskDevice.node_attach_volume(node=node, volume=vol)
    node.driver.node_destroy(node)
    node.driver.node_undefine(node)
    vol.define()
    node.define()
    os.system('virsh start %s_%s' % (env_name, node_name))


if __name__ == "__main__":
    main(*sys.argv[1:])