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Make /api/v1/jobs/{id}/job_tasks/ scale.
This commit fixes an issue where the `job_tasks` endpoint scaled poorly as the number of job tasks increased. AC-1341
This commit is contained in:
Luke Sneeringer
parent
e8ab260f31
commit
461e4d5e2a
103
awx/api/views.py
103
awx/api/views.py
@ -1528,40 +1528,89 @@ class JobJobTasksList(BaseJobEventsList):
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def get(self, request, *args, **kwargs):
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tasks = []
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job = get_object_or_404(self.parent_model, pk=self.kwargs['pk'])
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parent_task = get_object_or_404(job.job_events, pk=int(request.QUERY_PARAMS.get('event_id', -1)))
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for task_start_event in parent_task.children.filter(Q(event='playbook_on_task_start') | Q(event='playbook_on_setup')):
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task_data = dict(id=task_start_event.id, name="Gathering Facts" if task_start_event.event == 'playbook_on_setup' else task_start_event.task,
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created=task_start_event.created, modified=task_start_event.modified,
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failed=False, changed=False, host_count=0, reported_hosts=0, successful_count=0, failed_count=0,
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changed_count=0, skipped_count=0)
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for child_event in task_start_event.children.all():
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if child_event.event == 'runner_on_failed':
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parent_task = get_object_or_404(job.job_events,
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pk=int(request.QUERY_PARAMS.get('event_id', -1)),
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)
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# Some events correspond to a playbook or task starting up,
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# and these are what we're interested in here.
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STARTING_EVENTS = ('playbook_on_task_start', 'playbook_on_setup')
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# We need to pull information about each start event.
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#
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# This is super tricky, because this table has a one-to-many
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# relationship with itself (parent-child), and we're getting
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# information for an arbitrary number of children. This means we
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# need stats on grandchildren, sorted by child.
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raw_data = (JobEvent.objects.filter(parent__parent=parent_task,
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parent__event__in=STARTING_EVENTS)
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.values('parent__id', 'event', 'changed')
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.annotate(num=Count('event'))
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.order_by('parent__id'))
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# The data above will come back in a list, but we are going to
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# want to access it based on the parent id, so map it into a
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# dictionary.
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data = {}
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for line in raw_data:
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parent_id = line.pop('parent__id')
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data.setdefault(parent_id, [])
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data[parent_id].append(line)
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# Iterate over the start events and compile information about each one.
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qs = parent_task.children.filter(event__in=STARTING_EVENTS)
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for task_start_event in qs:
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# Create initial task data.
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task_data = {
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'changed': False,
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'changed_count': 0,
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'created': task_start_event.created,
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'failed': False,
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'failed_count': 0,
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'host_count': 0,
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'id': task_start_event.id,
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'modified': task_start_event.modified,
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'name': 'Gathering Facts' if
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task_start_event.event == 'playbook_on_setup' else
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task_start_event.task,
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'reported_hosts': 0,
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'skipped_count': 0,
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'successful_count': 0,
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}
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# Iterate over the data compiled for this child event, and
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# make appropriate changes to the task data.
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for child_data in data.get(task_start_event.id, []):
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if child_data['event'] == 'runner_on_failed':
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task_data['failed'] = True
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task_data['host_count'] += 1
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task_data['reported_hosts'] += 1
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task_data['failed_count'] += 1
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elif child_event.event == 'runner_on_ok':
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task_data['host_count'] += 1
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task_data['reported_hosts'] += 1
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if child_event.changed:
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task_data['changed_count'] += 1
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task_data['host_count'] += child_data['num']
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task_data['reported_hosts'] += child_data['num']
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task_data['failed_count'] += child_data['num']
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elif child_data['event'] == 'runner_on_ok':
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task_data['host_count'] += child_data['num']
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task_data['reported_hosts'] += child_data['num']
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if child_data['changed']:
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task_data['changed_count'] += child_data['num']
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task_data['changed'] = True
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else:
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task_data['successful_count'] += 1
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elif child_event.event == 'runner_on_skipped':
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task_data['host_count'] += 1
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task_data['reported_hosts'] += 1
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task_data['skipped_count'] += 1
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elif child_event.event == 'runner_on_error':
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task_data['host_count'] += 1
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task_data['reported_hosts'] += 1
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task_data['successful_count'] += child_data['num']
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elif child_data['event'] == 'runner_on_skipped':
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task_data['host_count'] += child_data['num']
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task_data['reported_hosts'] += child_data['num']
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task_data['skipped_count'] += child_data['num']
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elif child_data['event'] == 'runner_on_error':
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task_data['host_count'] += child_data['num']
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task_data['reported_hosts'] += child_data['num']
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task_data['failed'] = True
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task_data['failed_count'] += 1
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elif child_event.event == 'runner_on_no_hosts':
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task_data['host_count'] += 1
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task_data['failed_count'] += child_data['num']
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elif child_data['event'] == 'runner_on_no_hosts':
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task_data['host_count'] += child_data['num']
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tasks.append(task_data)
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# Okay, we're done; return response data.
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return Response(tasks)
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class UnifiedJobTemplateList(ListAPIView):
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model = UnifiedJobTemplate
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