/usr/lib/python3/dist-packages/provisioningserver/drivers/power/virsh.py is in python3-maas-provisioningserver 2.0.0~beta3+bzr4941-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | # Copyright 2015 Canonical Ltd. This software is licensed under the
# GNU Affero General Public License version 3 (see the file LICENSE).
"""Virsh Power Driver."""
__all__ = []
from provisioningserver.drivers.hardware.virsh import (
power_control_virsh,
power_state_virsh,
)
from provisioningserver.drivers.power import PowerDriver
from provisioningserver.utils import shell
REQUIRED_PACKAGES = [["virsh", "libvirt-bin"],
["virt-login-shell", "libvirt-bin"]]
def extract_virsh_parameters(context):
poweraddr = context.get('power_address')
machine = context.get('power_id')
password = context.get('power_pass')
return poweraddr, machine, password
class VirshPowerDriver(PowerDriver):
name = 'virsh'
description = "Virsh Power Driver."
settings = []
def detect_missing_packages(self):
missing_packages = set()
for binary, package in REQUIRED_PACKAGES:
if not shell.has_command_available(binary):
missing_packages.add(package)
return list(missing_packages)
def power_on(self, system_id, context):
"""Power on Virsh node."""
power_change = 'on'
poweraddr, machine, password = extract_virsh_parameters(context)
power_control_virsh(
poweraddr, machine, power_change, password)
def power_off(self, system_id, context):
"""Power off Virsh node."""
power_change = 'off'
poweraddr, machine, password = extract_virsh_parameters(context)
power_control_virsh(
poweraddr, machine, power_change, password)
def power_query(self, system_id, context):
"""Power query Virsh node."""
poweraddr, machine, password = extract_virsh_parameters(context)
return power_state_virsh(poweraddr, machine, password)
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