def save(self, *args, **kwargs):
self.full_clean()
# Grab a copy of the outlet pre-save so that we can determine
# which hosts need to have their fencing reconfigured.
try:
old_self = PowerControlDeviceOutlet.objects.get(pk=self.pk)
except PowerControlDeviceOutlet.DoesNotExist:
old_self = None
super(PowerControlDeviceOutlet, self).save(*args, **kwargs)
# Need to force a commit here to ensure that the updated outlet
# configuration is available to other threads (e.g. fence reconfig).
from django.db import transaction
transaction.commit()
reconfigure = {'reconfigure_fencing': True}
previous = old_self.host if old_self else None
for host in self._hosts_for_fence_reconfiguration(self.host, previous):
if host.pacemaker_configuration:
job_scheduler_notify.notify(host.pacemaker_configuration,
tznow(), reconfigure)
else:
job_log.debug("Skipping reconfiguration of non-server %s" %
host)
def save(self, *args, **kwargs):
self.full_clean()
# Grab a copy of the outlet pre-save so that we can determine
# which hosts need to have their fencing reconfigured.
try:
old_self = PowerControlDeviceOutlet.objects.get(pk=self.pk)
except PowerControlDeviceOutlet.DoesNotExist:
old_self = None
super(PowerControlDeviceOutlet, self).save(*args, **kwargs)
reconfigure = {"reconfigure_fencing": True}
previous = old_self.host if old_self else None
for host in self._hosts_for_fence_reconfiguration(self.host, previous):
if host.pacemaker_configuration:
job_scheduler_notify.notify(host.pacemaker_configuration,
tznow(), reconfigure)
else:
job_log.debug("Skipping reconfiguration of non-server %s" %
host)
def _hosts_for_fence_reconfiguration(self, current, previous):
hosts = []
job_log.debug("Fence reconfiguration plan for new: %s, old: %s" %
(current, previous))
if current:
job_log.debug("* %s: add outlet %s" % (current, self.id))
hosts.append(current)
if previous and previous != current:
job_log.debug("* %s: remove outlet %s" % (previous, self.id))
hosts.append(previous)
return hosts
