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Unified Diff: appengine/swarming/server/lease_management_test.py

Issue 2386793002: Reimplement Machine Provider integration (Closed)
Patch Set: Created 4 years, 2 months ago
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Index: appengine/swarming/server/lease_management_test.py
diff --git a/appengine/swarming/server/lease_management_test.py b/appengine/swarming/server/lease_management_test.py
index 83baebd83514cc8c36b6e7ac96a82a59f5e73136..024de1a9034960f4a6dfce1295d2a4c3e149aae9 100755
--- a/appengine/swarming/server/lease_management_test.py
+++ b/appengine/swarming/server/lease_management_test.py
@@ -36,521 +36,193 @@ def rpc_to_json(rpc_message):
return json.loads(protojson.encode_message(rpc_message))
-class CleanUpBotsTest(test_case.TestCase):
- """Tests for lease_management.clean_up_bots."""
+class DrainExcessTest(test_case.TestCase):
+ """Tests for lease_management.drain_excess."""
def test_no_machine_types(self):
- lease_management.clean_up_bots()
+ lease_management.drain_excess()
- def test_none_pending_deletion(self):
- machine_type = lease_management.MachineType(
- id='none-pending-deletion',
- target_size=2,
- )
- machine_type.put()
-
- lease_management.clean_up_bots()
- updated_machine_type = machine_type.key.get()
- self.failIf(updated_machine_type.pending_deletion)
-
- def test_pending_deletion(self):
- bot_ids = []
- for i in xrange(200):
- bot_ids.append('fake-bot-%d' % i)
- bot_management.BotInfo(key=bot_management.get_info_key(bot_ids[-1])).put()
- machine_type = lease_management.MachineType(
- id='few-pending-deletion',
- pending_deletion=bot_ids,
- target_size=2,
- )
- machine_type.put()
+ self.failIf(lease_management.MachineLease.query().count())
- lease_management.clean_up_bots()
- updated_machine_type = machine_type.key.get()
- self.failIf(updated_machine_type.pending_deletion)
- for bot_id in bot_ids:
- self.failIf(bot_management.get_info_key(bot_id).get())
+ def test_nothing_to_drain(self):
+ key = lease_management.MachineType(
+ target_size=1,
+ ).put()
+ key = lease_management.MachineLease(
+ id='%s-0' % key.id(),
+ machine_type=key,
+ ).put()
+ lease_management.drain_excess()
-class ClearBotsPendingDeletionTest(test_case.TestCase):
- """Tests for lease_management._clear_bots_pending_deletion."""
+ self.assertEqual(lease_management.MachineLease.query().count(), 1)
+ self.failIf(key.get().drained)
- def test_machine_type_not_found(self):
- machine_type = lease_management.MachineType(
- id='not-found',
- pending_deletion=['fake-bot-1', 'fake-bot-2'],
- )
+ def test_drain_one(self):
+ key = lease_management.MachineType(
+ target_size=0,
+ ).put()
+ key = lease_management.MachineLease(
+ id='%s-0' % key.id(),
+ machine_type=key,
+ ).put()
- lease_management._clear_bots_pending_deletion(
- machine_type.key, ['fake-bot-1', 'fake-bot-2'])
- self.assertEqual(len(machine_type.pending_deletion), 2)
-
- def test_machine_type_none_pending_deletion(self):
- machine_type = lease_management.MachineType(
- id='none-pending-deletion',
- target_size=2,
- )
- machine_type.put()
+ lease_management.drain_excess()
- lease_management._clear_bots_pending_deletion(machine_type.key, [])
- updated_machine_type = machine_type.key.get()
- self.failIf(updated_machine_type.pending_deletion)
+ self.assertEqual(lease_management.MachineLease.query().count(), 1)
+ self.assertTrue(key.get().drained)
- def test_machine_type_pending_deletion(self):
- machine_type = lease_management.MachineType(
- id='pending-deletion',
- pending_deletion=['fake-bot-1', 'fake-bot-2'],
+ def test_drain_all(self):
+ key = lease_management.MachineType(
+ enabled=False,
+ target_size=3,
+ ).put()
+ lease_management.MachineLease(
+ id='%s-0' % key.id(),
+ machine_type=key,
+ ).put()
+ lease_management.MachineLease(
+ id='%s-1' % key.id(),
+ machine_type=key,
+ ).put()
+ lease_management.MachineLease(
+ id='%s-2' % key.id(),
+ machine_type=key,
+ ).put()
+
+ lease_management.drain_excess()
+
+ self.assertEqual(lease_management.MachineLease.query().count(), 3)
+ for machine_lease in lease_management.MachineLease.query():
+ self.assertTrue(machine_lease.drained)
+
+ def test_drain_batched(self):
+ key = lease_management.MachineType(
+ enabled=False,
target_size=2,
- )
- machine_type.put()
-
- lease_management._clear_bots_pending_deletion(
- machine_type.key, ['fake-bot-1'])
- updated_machine_type = machine_type.key.get()
- self.assertEqual(len(updated_machine_type.pending_deletion), 1)
- self.assertEqual(updated_machine_type.pending_deletion[0], 'fake-bot-2')
-
-
-class GenerateLeaseRequestsTest(test_case.TestCase):
- """Tests for lease_management.generate_lease_requests."""
-
- def test_machine_type_not_found(self):
- machine_type = lease_management.MachineType(
- id='not-found',
- leases=[
- lease_management.MachineLease(
- client_request_id='fake-id',
- request_hash='fake-hash',
- ),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
+ ).put()
+ lease_management.MachineLease(
+ id='%s-0' % key.id(),
+ machine_type=key,
+ ).put()
+ lease_management.MachineLease(
+ id='%s-1' % key.id(),
+ machine_type=key,
+ ).put()
+ key = lease_management.MachineType(
+ enabled=False,
target_size=2,
- )
+ ).put()
+ lease_management.MachineLease(
+ id='%s-0' % key.id(),
+ machine_type=key,
+ ).put()
+ lease_management.MachineLease(
+ id='%s-1' % key.id(),
+ machine_type=key,
+ ).put()
+ key = lease_management.MachineType(
+ target_size=0,
+ ).put()
+ lease_management.MachineLease(
+ id='%s-0' % key.id(),
+ machine_type=key,
+ ).put()
+
+ # Choice of 2, 2, 1 above and 3 here ensures at least one batch contains
+ # MachineLease entities created for two different MachineTypes.
+ lease_management.drain_excess(max_concurrent=3)
+
+ self.assertEqual(lease_management.MachineLease.query().count(), 5)
+ for machine_lease in lease_management.MachineLease.query():
+ self.assertTrue(machine_lease.drained)
+
+
+
+class EnsureEntitiesExistTest(test_case.TestCase):
+ """Tests for lease_management.ensure_entities_exist."""
- requests = lease_management.generate_lease_requests(
- machine_type.key, 'example', 'https://example.com')
- self.failIf(requests)
+ def test_no_machine_types(self):
+ lease_management.ensure_entities_exist()
- def test_machine_type_not_enabled(self):
- machine_type = lease_management.MachineType(
- id='not-enabled',
+ self.failIf(lease_management.MachineLease.query().count())
+
+ def test_no_enabled_machine_types(self):
+ lease_management.MachineType(
enabled=False,
- leases=[
- lease_management.MachineLease(
- client_request_id='fake-id-1',
- request_hash='fake-hash',
- ),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- request_count=1,
- target_size=2,
- )
- machine_type.put()
-
- requests = lease_management.generate_lease_requests(
- machine_type.key, 'example', 'https://example.com')
- self.assertEqual(len(requests), 1)
- self.assertEqual(requests[0].request_id, 'fake-id-1')
-
- def test_need_one(self):
- machine_type = lease_management.MachineType(
- id='need-one',
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=1,
- )
- machine_type.put()
-
- requests = lease_management.generate_lease_requests(
- machine_type.key, 'example', 'https://example.com')
- updated_machine_type = machine_type.key.get()
- self.assertEqual(len(requests), 1)
- self.assertEqual(len(updated_machine_type.leases), 1)
- self.assertEqual(
- updated_machine_type.leases[0].client_request_id, 'need-one-1')
- self.assertEqual(updated_machine_type.request_count, 1)
-
-
-class CleanUpExpiredLeasesTest(test_case.TestCase):
- """Tests for lease_management._clean_up_expired_leases."""
-
- def test_machine_type_no_leases(self):
- machine_type = lease_management.MachineType(
- id='no-leases',
- leases=[],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
-
- expired = lease_management._clean_up_expired_leases(machine_type)
- self.failIf(expired)
- self.failIf(machine_type.leases)
- self.failIf(machine_type.pending_deletion)
-
- def test_machine_type_no_expired_leases(self):
- machine_type = lease_management.MachineType(
- id='no-leases',
- leases=[
- lease_management.MachineLease(
- client_request_id='fake-id-1',
- request_hash='fake-hash-1',
- ),
- lease_management.MachineLease(
- client_request_id='fake-id-2',
- hostname='fake-host',
- lease_expiration_ts=(
- utils.utcnow() + datetime.timedelta(seconds=60)),
- request_hash='fake-hash-2',
- ),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
-
- expired = lease_management._clean_up_expired_leases(machine_type)
- self.failIf(expired)
- self.assertEqual(len(machine_type.leases), 2)
- self.failIf(machine_type.pending_deletion)
-
- def test_machine_type_one_expired_lease(self):
- machine_type = lease_management.MachineType(
- id='no-leases',
- leases=[
- lease_management.MachineLease(
- client_request_id='fake-id-1',
- request_hash='fake-hash-1',
- ),
- lease_management.MachineLease(
- client_request_id='fake-id-2',
- hostname='fake-host-2',
- lease_expiration_ts=utils.EPOCH,
- request_hash='fake-hash-2',
- ),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- pending_deletion=[
- 'fake-host-3',
- ],
- target_size=2,
- )
-
- expired = lease_management._clean_up_expired_leases(machine_type)
- self.assertEqual(len(expired), 1)
- self.assertEqual(expired[0], 'fake-host-2')
- self.assertEqual(len(machine_type.leases), 1)
- self.assertEqual(machine_type.leases[0].client_request_id, 'fake-id-1')
- self.assertEqual(machine_type.leases[0].request_hash, 'fake-hash-1')
- self.assertEqual(len(machine_type.pending_deletion), 2)
- hostnames = sorted(machine_type.pending_deletion)
- self.assertEqual(hostnames[0], 'fake-host-2')
- self.assertEqual(hostnames[1], 'fake-host-3')
-
-
-class GenerateLeaseRequestStatusUpdatesTest(test_case.TestCase):
- """Tests for lease_management._generate_lease_request_status_updates."""
-
- def test_machine_type_no_leases(self):
- machine_type = lease_management.MachineType(
- id='no-leases',
- leases=[],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
-
- requests = lease_management._generate_lease_request_status_updates(
- machine_type, 'example', 'https://example.com')
- self.failIf(requests)
-
- def test_machine_type_none_pending(self):
- machine_type = lease_management.MachineType(
- id='none-pending',
- leases=[
- lease_management.MachineLease(
- client_request_id='fake-id',
- hostname='fake-host',
- request_hash='fake-hash',
- ),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
-
- requests = lease_management._generate_lease_request_status_updates(
- machine_type, 'example', 'https://example.com')
- self.failIf(requests)
-
- def test_machine_type_one_pending(self):
- machine_type = lease_management.MachineType(
- id='one-pending',
- leases=[
- lease_management.MachineLease(
- client_request_id='fake-id-1',
- hostname='fake-host-1',
- request_hash='fake-hash-1',
- ),
- lease_management.MachineLease(
- client_request_id='fake-id-2',
- hostname='fake-host-2',
- request_hash='fake-hash-2',
- ),
- lease_management.MachineLease(
- client_request_id='fake-id-3',
- request_hash='fake-hash-3',
- ),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
+ target_size=3,
+ ).put()
+
+ lease_management.ensure_entities_exist()
+
+ self.failIf(lease_management.MachineLease.query().count())
+
+ def test_one_enabled_machine_type(self):
+ lease_management.MachineType(
+ target_size=1,
+ ).put()
+
+ lease_management.ensure_entities_exist()
+
+ self.assertEqual(lease_management.MachineLease.query().count(), 1)
+
+ def test_two_enabled_machine_types(self):
+ lease_management.MachineType(
+ id='a',
+ target_size=1,
+ ).put()
+ lease_management.MachineType(
+ id='b',
+ target_size=1,
+ ).put()
+
+ lease_management.ensure_entities_exist()
+
+ self.assertEqual(lease_management.MachineLease.query().count(), 2)
+ self.failUnless(lease_management.MachineLease.get_by_id('a-0'))
+ self.failUnless(lease_management.MachineLease.get_by_id('b-0'))
+
+ def test_one_machine_type_multiple_batches(self):
+ lease_management.MachineType(
+ id='machine-type',
+ target_size=5,
+ ).put()
+
+ # Choice of 3 here and 5 above ensures MachineLeases are created in two
+ # batches of differing sizes.
+ lease_management.ensure_entities_exist(max_concurrent=3)
+
+ self.assertEqual(lease_management.MachineLease.query().count(), 5)
+ self.failUnless(lease_management.MachineLease.get_by_id('machine-type-0'))
+ self.failUnless(lease_management.MachineLease.get_by_id('machine-type-1'))
+ self.failUnless(lease_management.MachineLease.get_by_id('machine-type-2'))
+ self.failUnless(lease_management.MachineLease.get_by_id('machine-type-3'))
+ self.failUnless(lease_management.MachineLease.get_by_id('machine-type-4'))
+
+ def test_three_machine_types_multiple_batches(self):
+ lease_management.MachineType(
+ id='a',
target_size=2,
- )
-
- requests = lease_management._generate_lease_request_status_updates(
- machine_type, 'example', 'https://example.com')
- self.assertEqual(len(requests), 1)
- self.assertEqual(requests[0].request_id, 'fake-id-3')
-
-
-class GenerateLeaseRequestsForNewMachinesTest(test_case.TestCase):
- """Tests for lease_management._generate_lease_requests_for_new_machines."""
-
- def test_machine_type_at_capacity(self):
- machine_type = lease_management.MachineType(
- id='at-capacity',
- leases=[
- lease_management.MachineLease(
- client_request_id='fake-id-1',
- request_hash='fake-hash-1',
- ),
- lease_management.MachineLease(
- client_request_id='fake-id-2',
- request_hash='fake-hash-2',
- ),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
+ ).put()
+ lease_management.MachineType(
+ id='b',
target_size=2,
- )
-
- requests = lease_management._generate_lease_requests_for_new_machines(
- machine_type, 'example', 'https://example.com')
- self.failIf(requests)
-
- def test_need_one(self):
- machine_type = lease_management.MachineType(
- id='need-one',
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=1,
- )
-
- requests = lease_management._generate_lease_requests_for_new_machines(
- machine_type, 'example', 'https://example.com')
- self.assertEqual(len(requests), 1)
-
- def test_ensure_correct_request_ids(self):
- machine_type = lease_management.MachineType(
- id='ensure-correct-request-ids',
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- request_count=2,
- target_size=2,
- )
-
- requests = lease_management._generate_lease_requests_for_new_machines(
- machine_type, 'example', 'https://example.com')
- self.assertEqual(len(requests), 2)
- request_ids = sorted(request.request_id for request in requests)
- self.assertEqual(request_ids[0], 'ensure-correct-request-ids-3')
- self.assertEqual(request_ids[1], 'ensure-correct-request-ids-4')
-
-
-class UpdateLeasesTest(test_case.TestCase):
- """Tests for lease_management.update_leases."""
-
- def test_leases_fulfilled(self):
- machine_type = lease_management.MachineType(
- id='fulfilled',
- leases=[
- lease_management.MachineLease(client_request_id='fake-id-1'),
- lease_management.MachineLease(client_request_id='fake-id-2'),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
- machine_type.put()
-
- responses = rpc_to_json(machine_provider.BatchedLeaseResponse(responses=[
- machine_provider.LeaseResponse(
- client_request_id='fake-id-1',
- hostname='fake-host-1',
- lease_expiration_ts=1,
- request_hash='fake-hash-1',
- state=machine_provider.LeaseRequestState.FULFILLED,
- ),
- machine_provider.LeaseResponse(
- client_request_id='fake-id-2',
- hostname='fake-host-2',
- lease_expiration_ts=2,
- request_hash='fake-hash-2',
- state=machine_provider.LeaseRequestState.FULFILLED,
- ),
- ]))
-
- lease_management.update_leases(machine_type.key, responses['responses'])
- updated_machine_type = machine_type.key.get()
- self.assertEqual(len(updated_machine_type.leases), 2)
- self.failUnless(updated_machine_type.leases[0].hostname)
- self.failUnless(updated_machine_type.leases[1].hostname)
- self.failUnless(updated_machine_type.leases[0].lease_expiration_ts)
- self.failUnless(updated_machine_type.leases[1].lease_expiration_ts)
- request_hashes = sorted(
- lease.request_hash for lease in updated_machine_type.leases)
- self.assertEqual(request_hashes[0], 'fake-hash-1')
- self.assertEqual(request_hashes[1], 'fake-hash-2')
-
- def test_lease_denied(self):
- machine_type = lease_management.MachineType(
- id='denied',
- leases=[
- lease_management.MachineLease(client_request_id='fake-id-1'),
- lease_management.MachineLease(client_request_id='fake-id-2'),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
- machine_type.put()
-
- responses = rpc_to_json(machine_provider.BatchedLeaseResponse(responses=[
- machine_provider.LeaseResponse(
- client_request_id='fake-id-1',
- request_hash='fake-hash-1',
- state=machine_provider.LeaseRequestState.DENIED,
- ),
- ]))
-
- lease_management.update_leases(machine_type.key, responses['responses'])
- updated_machine_type = machine_type.key.get()
- self.assertEqual(len(updated_machine_type.leases), 1)
- self.assertEqual(
- updated_machine_type.leases[0].client_request_id, 'fake-id-2')
- self.failIf(updated_machine_type.leases[0].hostname)
- self.failIf(updated_machine_type.leases[0].lease_expiration_ts)
- self.failIf(updated_machine_type.leases[0].request_hash)
-
- def test_lease_untriaged(self):
- machine_type = lease_management.MachineType(
- id='untriaged',
- leases=[
- lease_management.MachineLease(client_request_id='fake-id-1'),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
- machine_type.put()
-
- responses = rpc_to_json(machine_provider.BatchedLeaseResponse(responses=[
- machine_provider.LeaseResponse(
- client_request_id='fake-id-1',
- request_hash='fake-hash-1',
- state=machine_provider.LeaseRequestState.UNTRIAGED,
- ),
- ]))
-
- lease_management.update_leases(machine_type.key, responses['responses'])
- updated_machine_type = machine_type.key.get()
- self.assertEqual(len(updated_machine_type.leases), 1)
- self.assertEqual(
- updated_machine_type.leases[0].client_request_id, 'fake-id-1')
- self.failIf(updated_machine_type.leases[0].hostname)
- self.failIf(updated_machine_type.leases[0].lease_expiration_ts)
- self.assertEqual(updated_machine_type.leases[0].request_hash, 'fake-hash-1')
-
- def test_lease_expired(self):
- machine_type = lease_management.MachineType(
- id='untriaged',
- leases=[
- lease_management.MachineLease(client_request_id='fake-id-1'),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
- machine_type.put()
-
- responses = rpc_to_json(machine_provider.BatchedLeaseResponse(responses=[
- machine_provider.LeaseResponse(
- client_request_id='fake-id-1',
- request_hash='fake-hash-1',
- state=machine_provider.LeaseRequestState.FULFILLED,
- ),
- ]))
-
- lease_management.update_leases(machine_type.key, responses['responses'])
- updated_machine_type = machine_type.key.get()
- self.failIf(updated_machine_type.leases)
-
- def test_lease_errors(self):
- machine_type = lease_management.MachineType(
- id='errors',
- leases=[
- lease_management.MachineLease(client_request_id='fake-id-1'),
- lease_management.MachineLease(client_request_id='fake-id-2'),
- lease_management.MachineLease(client_request_id='fake-id-3'),
- ],
- mp_dimensions=machine_provider.Dimensions(
- os_family=machine_provider.OSFamily.LINUX,
- ),
- target_size=2,
- )
- machine_type.put()
-
- responses = rpc_to_json(machine_provider.BatchedLeaseResponse(responses=[
- machine_provider.LeaseResponse(
- client_request_id='fake-id-1',
- error=machine_provider.LeaseRequestError.DEADLINE_EXCEEDED,
- ),
- machine_provider.LeaseResponse(
- client_request_id='fake-id-2',
- error=machine_provider.LeaseRequestError.REQUEST_ID_REUSE,
- ),
- machine_provider.LeaseResponse(
- client_request_id='fake-id-3',
- error=machine_provider.LeaseRequestError.TRANSIENT_ERROR,
- ),
- ]))
-
- lease_management.update_leases(machine_type.key, responses['responses'])
- updated_machine_type = machine_type.key.get()
- self.assertEqual(len(updated_machine_type.leases), 2)
- request_ids = sorted(
- request.client_request_id for request in updated_machine_type.leases)
- self.assertEqual(request_ids[0], 'fake-id-1')
- self.assertEqual(request_ids[1], 'fake-id-3')
+ ).put()
+ lease_management.MachineType(
+ id='c',
+ target_size=1,
+ ).put()
+
+ # Choice of 2, 2, 1 above and 3 here ensures at least one batch contains
+ # MachineLease entities created for two different MachineTypes.
+ lease_management.ensure_entities_exist(max_concurrent=3)
+
+ self.assertEqual(lease_management.MachineLease.query().count(), 5)
+ self.failUnless(lease_management.MachineLease.get_by_id('a-0'))
+ self.failUnless(lease_management.MachineLease.get_by_id('a-1'))
+ self.failUnless(lease_management.MachineLease.get_by_id('b-0'))
+ self.failUnless(lease_management.MachineLease.get_by_id('b-1'))
+ self.failUnless(lease_management.MachineLease.get_by_id('c-0'))
if __name__ == '__main__':
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