Source code for cobbler.modules.installation.post_power

Post install trigger for Cobbler to power cycle the guest if needed

# SPDX-License-Identifier: GPL-2.0-or-later
# SPDX-FileCopyrightText: Copyright 2010 Bill Peck <>

import time
from threading import Thread
from typing import TYPE_CHECKING, List

    from cobbler.api import CobblerAPI
    from cobbler.items.system import System

[docs]class RebootSystemThread(Thread): """ TODO """ def __init__(self, api: "CobblerAPI", target: "System"): Thread.__init__(self) self.api = api = target
[docs] def run(self) -> None: time.sleep(30) self.api.power_system(, "reboot")
[docs]def register() -> str: """ The mandatory Cobbler module registration hook. """ # this pure python trigger acts as if it were a legacy shell-trigger, but is much faster. # the return of this method indicates the trigger type return "/var/lib/cobbler/triggers/install/post/*"
[docs]def run(api: "CobblerAPI", args: List[str]) -> int: """ Obligatory trigger hook. :param api: The api to resolve information with. :param args: This is an array containing two objects. 0: The str "system". All other content will result in an early exit of the trigger. 1: The name of the target system. :return: ``0`` on success. """ objtype = args[0] name = args[1] if objtype == "system": target = api.find_system(name) else: return 0 if isinstance(target, list): raise ValueError("Ambigous match for search result!") if target and "postreboot" in target.autoinstall_meta: # Run this in a thread so the system has a chance to finish and umount the filesystem current = RebootSystemThread(api, target) current.start() return 0