def test_no_machine_id(self):
request = rpc_messages.LeaseRequest(
dimensions=rpc_messages.Dimensions(
os_family=rpc_messages.OSFamily.LINUX,
),
duration=1,
request_id='fake-id',
)
lease_key = models.LeaseRequest(
deduplication_checksum=
models.LeaseRequest.compute_deduplication_checksum(request),
owner=auth_testing.DEFAULT_MOCKED_IDENTITY,
released=True,
request=request,
response=rpc_messages.LeaseResponse(
client_request_id='fake-id',
),
).put()
machine_key = models.CatalogMachineEntry(
id='id',
dimensions=rpc_messages.Dimensions(
os_family=rpc_messages.OSFamily.LINUX,
),
).put()
handlers_cron.release_lease(lease_key)
self.assertFalse(lease_key.get().response.lease_expiration_ts)
self.assertFalse(lease_key.get().released)
self.assertFalse(machine_key.get().lease_expiration_ts)
def test_no_expiration_ts(self):
self.mock(utils, 'enqueue_task', lambda *args, **kwargs: True)
request = rpc_messages.LeaseRequest(
dimensions=rpc_messages.Dimensions(
hostname='fake-host',
os_family=rpc_messages.OSFamily.LINUX,
),
duration=1,
request_id='fake-id',
)
lease_request_key = models.LeaseRequest(
id='id',
deduplication_checksum=
models.LeaseRequest.compute_deduplication_checksum(request),
owner=auth_testing.DEFAULT_MOCKED_IDENTITY,
request=request,
response=rpc_messages.LeaseResponse(
client_request_id='fake-id',
hostname='fake-host',
),
).put()
machine_key = models.CatalogMachineEntry(
dimensions=rpc_messages.Dimensions(
os_family=rpc_messages.OSFamily.LINUX,
),
lease_id=lease_request_key.id(),
policies=rpc_messages.Policies(
machine_service_account='fake-service-account',
),
).put()
handlers_cron.reclaim_machine(machine_key, utils.utcnow())
self.assertTrue(lease_request_key.get().response.hostname)
def test_lease_not_found(self):
machine_key = models.CatalogMachineEntry(
id='id',
dimensions=rpc_messages.Dimensions(
os_family=rpc_messages.OSFamily.LINUX,
),
).put()
handlers_cron.release_lease(ndb.Key(models.LeaseRequest, 'fake-request'))
self.assertFalse(machine_key.get().lease_expiration_ts)
def test_get(self):
models.CatalogMachineEntry(
key=models.CatalogMachineEntry._generate_key('DUMMY', 'fake-host'),
dimensions=rpc_messages.Dimensions(hostname='fake-host'),
).put()
request = rpc_to_json(
rpc_messages.CatalogMachineRetrievalRequest(
hostname='fake-host', ))
self.mock_get_current_backend()
response = jsonish_dict_to_rpc(
self.call_api('get', request).json,
rpc_messages.CatalogMachineRetrievalResponse,
)
self.assertEqual(response.dimensions.hostname, 'fake-host')
def test_exact_match(self):
request = rpc_messages.LeaseRequest(
dimensions=rpc_messages.Dimensions(
disk_gb=100,
num_cpus=2,
os_family=rpc_messages.OSFamily.LINUX,
),
)
entry = models.CatalogMachineEntry(
dimensions=rpc_messages.Dimensions(
disk_gb=100,
num_cpus=2,
os_family=rpc_messages.OSFamily.LINUX,
),
)
self.assertTrue(handlers_cron.can_fulfill(entry, request))
def test_leased_task_failed(self):
self.mock(utils, 'enqueue_task', lambda *args, **kwargs: False)
machine_key = models.CatalogMachineEntry(
id='machine-id',
dimensions=rpc_messages.Dimensions(
os_family=rpc_messages.OSFamily.LINUX,
),
policies=rpc_messages.Policies(
machine_service_account='service-account',
),
state=models.CatalogMachineEntryStates.AVAILABLE,
).put()
request = rpc_messages.LeaseRequest(
dimensions=rpc_messages.Dimensions(
os_family=rpc_messages.OSFamily.LINUX,
),
duration=1,
request_id='request-id',
)
lease_request_key = models.LeaseRequest(
id='lease-id',
deduplication_checksum=
models.LeaseRequest.compute_deduplication_checksum(request),
owner=auth_testing.DEFAULT_MOCKED_IDENTITY,
request=request,
response=rpc_messages.LeaseResponse(
client_request_id='client-request-id',
state=rpc_messages.LeaseRequestState.UNTRIAGED,
),
).put()
with self.assertRaises(handlers_cron.TaskEnqueuingError):
handlers_cron.lease_machine(machine_key, lease_request_key.get())
self.assertFalse(lease_request_key.get().machine_id)
self.assertEqual(
lease_request_key.get().response.state,
rpc_messages.LeaseRequestState.UNTRIAGED,
)
self.assertFalse(machine_key.get().lease_id)
self.assertEqual(
machine_key.get().state,
models.CatalogMachineEntryStates.AVAILABLE,
)
def test_mismatch(self):
request = rpc_messages.LeaseRequest(
dimensions=rpc_messages.Dimensions(
disk_gb=100,
num_cpus=4,
os_family=rpc_messages.OSFamily.LINUX,
),
)
entry = models.CatalogMachineEntry(
dimensions=rpc_messages.Dimensions(
disk_gb=100,
hostname='fake-host',
memory_gb=8.0,
num_cpus=2,
os_family=rpc_messages.OSFamily.LINUX,
),
)
self.assertFalse(handlers_cron.can_fulfill(entry, request))
def test_reclaim_immediately(self):
request = rpc_messages.LeaseRequest(
dimensions=rpc_messages.Dimensions(
os_family=rpc_messages.OSFamily.LINUX,
),
duration=0,
request_id='fake-id',
)
lease = models.LeaseRequest(
deduplication_checksum=
models.LeaseRequest.compute_deduplication_checksum(request),
key=models.LeaseRequest.generate_key(
auth_testing.DEFAULT_MOCKED_IDENTITY.to_bytes(),
request,
),
owner=auth_testing.DEFAULT_MOCKED_IDENTITY,
request=request,
response=rpc_messages.LeaseResponse(
client_request_id='fake-id',
),
)
dimensions = rpc_messages.Dimensions(
backend=rpc_messages.Backend.DUMMY,
hostname='fake-host',
os_family=rpc_messages.OSFamily.LINUX,
)
machine = models.CatalogMachineEntry(
dimensions=dimensions,
key=models.CatalogMachineEntry.generate_key(dimensions),
lease_id=lease.key.id(),
lease_expiration_ts=datetime.datetime.utcfromtimestamp(1),
policies=rpc_messages.Policies(
machine_service_account='fake-service-account',
),
state=models.CatalogMachineEntryStates.AVAILABLE,
).put()
lease.machine_id = machine.id()
lease.put()
self.app.get(
'/internal/cron/process-machine-reclamations',
headers={'X-AppEngine-Cron': 'true'},
)
def test_one_request_one_matching_machine_entry_lease_expiration_ts(self):
ts = int(utils.time_time())
request = rpc_messages.LeaseRequest(
dimensions=rpc_messages.Dimensions(
os_family=rpc_messages.OSFamily.LINUX,
),
lease_expiration_ts=ts,
request_id='fake-id',
)
key = models.LeaseRequest(
deduplication_checksum=
models.LeaseRequest.compute_deduplication_checksum(request),
key=models.LeaseRequest.generate_key(
auth_testing.DEFAULT_MOCKED_IDENTITY.to_bytes(),
request,
),
owner=auth_testing.DEFAULT_MOCKED_IDENTITY,
request=request,
response=rpc_messages.LeaseResponse(
client_request_id='fake-id',
state=rpc_messages.LeaseRequestState.UNTRIAGED,
),
).put()
dimensions = rpc_messages.Dimensions(
backend=rpc_messages.Backend.DUMMY,
hostname='fake-host',
os_family=rpc_messages.OSFamily.LINUX,
)
models.CatalogMachineEntry(
key=models.CatalogMachineEntry.generate_key(dimensions),
dimensions=dimensions,
policies=rpc_messages.Policies(
machine_service_account='fake-service-account',
),
state=models.CatalogMachineEntryStates.AVAILABLE,
).put()
self.app.get(
'/internal/cron/process-lease-requests',
headers={'X-AppEngine-Cron': 'true'},
)
self.assertEqual(key.get().response.lease_expiration_ts, ts)
def _add_machine(self, request):
"""Handles datastore operations for CatalogMachineAdditionRequests."""
entry = models.CatalogMachineEntry.generate_key(
request.dimensions).get()
if entry:
# Enforces per-backend hostname uniqueness.
logging.warning('Hostname reuse:\nOriginally used for: \n%s',
entry)
return rpc_messages.CatalogManipulationResponse(
error=rpc_messages.CatalogManipulationRequestError.
HOSTNAME_REUSE,
machine_addition_request=request,
)
models.CatalogMachineEntry(
key=models.CatalogMachineEntry.generate_key(request.dimensions),
dimensions=request.dimensions,
policies=request.policies,
state=models.CatalogMachineEntryStates.AVAILABLE,
).put()
return rpc_messages.CatalogManipulationResponse(
machine_addition_request=request, )
def test_reclaimed(self):
lease_key = models.LeaseRequest(
id='fake-id',
deduplication_checksum='checksum',
machine_id='fake-host',
owner=auth_testing.DEFAULT_MOCKED_IDENTITY,
request=rpc_messages.LeaseRequest(
dimensions=rpc_messages.Dimensions(),
request_id='request-id',
),
response=rpc_messages.LeaseResponse(
client_request_id='request-id',
hostname='fake-host',
),
).put()
machine_key = models.CatalogMachineEntry(
dimensions=rpc_messages.Dimensions(),
lease_id=lease_key.id(),
).put()
handlers_queues.reclaim(machine_key)
self.assertFalse(lease_key.get().machine_id)
self.assertFalse(lease_key.get().response.hostname)
self.assertFalse(machine_key.get())
