def health(estimation_fn=estimate_rough_queue_completion):
"""Return information about the health of the queue in a format that
can be turned into JSON.
"""
# Import this here so that we only need slumber if health is called.
try:
from slumber import data_link
except ImportError: # pragma: no cover
return {}
output = {'queue': {}, 'errors': {}}
output['queue']['all-jobs'] = Job.objects.all().count()
output['queue']['executed'] = Job.objects.exclude(executed=None).count()
output['queue']['executed-details'] = \
get_grouped_aggregate(jobs_type='executed')
output['queue']['oldest-executed'] = data_link(
get_first(Job.objects.exclude(executed=None).order_by('executed')))
output['queue']['most-recent-executed'] = data_link(
get_first(Job.objects.exclude(executed=None).order_by('-executed')))
output['queue']['remaining'] = Job.objects.filter(executed=None,
cancelled=None).count()
# output['queue']['remaining-details'] = \
# get_grouped_aggregate(
# jobs_type='done',
# complement=True)
output['queue']['not-executed'] = \
Job.objects.filter(executed=None, cancelled__isnull=True).count()
output['queue']['not-executed-details'] = \
get_not_exeuted_details()
output['queue']['cancelled'] = \
Job.objects.filter(cancelled__isnull=False).count()
output['queue']['oldest-cancelled'] = data_link(
get_first(Job.objects.exclude(cancelled=None).order_by('cancelled')))
output['queue']['most-recent-cancelled'] = data_link(
get_first(Job.objects.exclude(cancelled=None).order_by('-cancelled')))
output['queue']['cancelled-details'] = \
get_grouped_aggregate(jobs_type='cancelled', complement=True)
output['queue']['estimated-completion-current-job'] = \
estimate_current_job_completion()
output['queue']['estimated-completion'] = estimation_fn()
output['errors']['number'] = Error.objects.all().count()
return output
def health(estimation_fn=estimate_rough_queue_completion):
"""Return information about the health of the queue in a format that
can be turned into JSON.
"""
# Import this here so that we only need slumber if health is called.
try:
from slumber import data_link
except ImportError: # pragma: no cover
return {}
output = {'queue': {}, 'errors': {}}
output['queue']['all-jobs'] = Job.objects.all().count()
output['queue']['executed'] = Job.objects.exclude(executed=None).count()
output['queue']['executed-details'] = \
get_grouped_aggregate(jobs_type='executed')
output['queue']['oldest-executed'] = data_link(get_first(
Job.objects.exclude(executed=None).order_by('executed')))
output['queue']['most-recent-executed'] = data_link(get_first(
Job.objects.exclude(executed=None).order_by('-executed')))
output['queue']['remaining'] = Job.objects.filter(
executed=None, cancelled=None).count()
# output['queue']['remaining-details'] = \
# get_grouped_aggregate(
# jobs_type='done',
# complement=True)
output['queue']['not-executed'] = \
Job.objects.filter(executed=None, cancelled__isnull=True).count()
output['queue']['not-executed-details'] = \
get_not_exeuted_details()
output['queue']['cancelled'] = \
Job.objects.filter(cancelled__isnull=False).count()
output['queue']['oldest-cancelled'] = data_link(get_first(
Job.objects.exclude(cancelled=None).order_by('cancelled')))
output['queue']['most-recent-cancelled'] = data_link(get_first(
Job.objects.exclude(cancelled=None).order_by('-cancelled')))
output['queue']['cancelled-details'] = \
get_grouped_aggregate(jobs_type='cancelled', complement=True)
output['queue']['estimated-completion-current-job'] = \
estimate_current_job_completion()
output['queue']['estimated-completion'] = estimation_fn()
output['errors']['number'] = Error.objects.all().count()
return output
def hal_instance_list(operation, control, builder, query_set, page_size=10):
"""Return a page of JSON-HAL based results across the query set.
"""
from slumber import data_link
starter = control.get('lpk', None)
if starter:
query_set = query_set.filter(pk__lt=starter)
lpk = None
for instance in query_set.order_by('-pk').iterator():
if page_size == 0:
builder.add_link('next', operation(lpk=lpk))
return
else:
page_size -= 1
lpk = instance.pk
item = Builder(data_link(instance))
item.set_property('display', unicode(instance))
builder.embed('page', item)
def hal_instance_list(operation, control, builder, query_set, page_size=10):
"""Return a page of JSON-HAL based results across the query set.
"""
from slumber import data_link
starter = control.get('lpk', None)
if starter:
query_set = query_set.filter(pk__lt=starter)
lpk = None
for instance in query_set.order_by('-pk').iterator():
if page_size == 0:
builder.add_link('next', operation(lpk=lpk))
return
else:
page_size -= 1
lpk = instance.pk
item = Builder(data_link(instance))
item.set_property('display', unicode(instance))
builder.embed('page', item)
def test_data_link(self):
shop = Shop.objects.create(name="Test Cafe")
self.assertEqual(data_link(shop), '/slumber/pizzas/shop/%s/' % shop.pk)
def test_data_link(self):
pizza = Pizza.objects.create(name="Test pizza")
self.assertEqual(data_link(pizza),
'/slumber/slumber_examples/Pizza/data/%s/' % pizza.pk)
def check_pizzas(self, pizzas):
base = from_slumber_scheme('slumber://pizza/slumber_examples/Pizza/')
urls = [urljoin(base, data_link(p)) for p in pizzas]
self.assertEquals(set(urls), self.URLS)
def check_pizzas(self, pizzas):
base = from_slumber_scheme('slumber://pizza/slumber_examples/Pizza/')
urls = [urljoin(base, data_link(p)) for p in pizzas]
self.assertEquals(set(urls), self.URLS)
def test_data_link(self):
shop = Shop.objects.create(name="Test Cafe")
self.assertEqual(data_link(shop), '/slumber/pizzas/shop/%s/' % shop.pk)
def test_data_link(self):
pizza = Pizza.objects.create(name="Test pizza")
self.assertEqual(data_link(pizza),
'/slumber/slumber_examples/Pizza/data/%s/' % pizza.pk)
def test_empty_data_link(self):
self.assertIsNone(data_link(None))
