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Don't iterate over parents, perform a final update at the end

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Matthew Jones 2017-01-24 16:21:50 -05:00
parent 2af98e5f58
commit 22a3e87720
1 changed files with 9 additions and 20 deletions
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29
awx/main/models/jobs.py
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@ -1013,22 +1013,14 @@ class JobEvent(CreatedModifiedModel):
updated_fields.add(field)
return updated_fields
def _update_parent_failed_and_changed(self):
# Propagate failed and changed flags to parent events.
if self.parent_uuid:
parent = JobEvent.objects.filter(uuid=self.parent_uuid)
if parent.exists():
parent = parent[0]
update_fields = []
if self.failed and not parent.failed:
parent.failed = True
update_fields.append('failed')
if self.changed and not parent.changed:
parent.changed = True
update_fields.append('changed')
if update_fields:
parent.save(update_fields=update_fields, from_parent_update=True)
parent._update_parent_failed_and_changed()
def _update_parents_failed_and_changed(self):
# Update parent events to reflect failed, changed
runner_events = JobEvent.objects.filter(job=self.job,
event__startswith='runner_on')
changed_events = runner_events.filter(changed=True)
failed_events = runner_events.filter(failed=True)
JobEvent.objects.filter(uuid__in=changed_events.values_list('parent_uuid', flat=True)).update(changed=True)
JobEvent.objects.filter(uuid__in=failed_events.values_list('parent_uuid', flat=True)).update(failed=True)
def _update_hosts(self, extra_host_pks=None):
# Update job event hosts m2m from host_name, propagate to parent events.
@ -1114,13 +1106,10 @@ class JobEvent(CreatedModifiedModel):
super(JobEvent, self).save(*args, **kwargs)
# Update related objects after this event is saved.
if not from_parent_update:
if self.parent_uuid:
self._update_parent_failed_and_changed()
# FIXME: The update_hosts() call (and its queries) are the current
# performance bottleneck....
if getattr(settings, 'CAPTURE_JOB_EVENT_HOSTS', False):
self._update_hosts()
if self.event == 'playbook_on_stats':
self._update_parents_failed_and_changed()
self._update_host_summary_from_stats()
@classmethod