@Test
public void testAssignmentClearedOnError() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
offerManager.launchTask(MESOS_OFFER.getId(), TASK_INFO);
expectLastCall().andThrow(new OfferManager.LaunchException("expected"));
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST)).andReturn(ImmutableSet.of());
expect(
stateManager.assignTask(
storeProvider,
Tasks.id(TASK),
MESOS_OFFER.getHostname(),
MESOS_OFFER.getSlaveId(),
ImmutableMap.of(PORT_NAME, PORT)))
.andReturn(TASK.getAssignedTask());
expect(
stateManager.changeState(
storeProvider, Tasks.id(TASK), Optional.of(PENDING), LOST, LAUNCH_FAILED_MSG))
.andReturn(StateChangeResult.SUCCESS);
expect(taskFactory.createFrom(TASK.getAssignedTask(), MESOS_OFFER.getSlaveId()))
.andReturn(TASK_INFO);
control.replay();
assertFalse(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
NO_RESERVATION));
}
@Test
public void testAssignNoVetoes() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
offerManager.launchTask(MESOS_OFFER.getId(), TASK_INFO);
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST)).andReturn(ImmutableSet.of());
expect(
stateManager.assignTask(
storeProvider,
Tasks.id(TASK),
MESOS_OFFER.getHostname(),
MESOS_OFFER.getSlaveId(),
ImmutableMap.of(PORT_NAME, PORT)))
.andReturn(TASK.getAssignedTask());
expect(taskFactory.createFrom(TASK.getAssignedTask(), MESOS_OFFER.getSlaveId()))
.andReturn(TASK_INFO);
control.replay();
assertTrue(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
ImmutableMap.of(SLAVE_ID, GROUP_KEY)));
}
@Test
public void testAssignmentSkippedForReservedSlave() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
control.replay();
assertFalse(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
ImmutableMap.of(
SLAVE_ID,
TaskGroupKey.from(
ITaskConfig.build(new TaskConfig().setJob(new JobKey("other", "e", "n")))))));
}
@Test
public void testAssignerDoesNotReturnOnFirstMismatch() throws Exception {
// Ensures scheduling loop does not terminate prematurely when the first mismatch is identified.
HostOffer mismatched =
new HostOffer(
Offer.newBuilder()
.setId(OfferID.newBuilder().setValue("offerId0"))
.setFrameworkId(FrameworkID.newBuilder().setValue("frameworkId"))
.setSlaveId(SlaveID.newBuilder().setValue("slaveId0"))
.setHostname("hostName0")
.addResources(
Resource.newBuilder()
.setName("ports")
.setType(Type.RANGES)
.setRanges(
Ranges.newBuilder()
.addRange(Range.newBuilder().setBegin(PORT).setEnd(PORT))))
.build(),
IHostAttributes.build(new HostAttributes()));
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(mismatched, OFFER));
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT).times(2);
expect(
filter.filter(
new UnusedResource(
Resources.from(mismatched.getOffer()).slot(), mismatched.getAttributes()),
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY)))
.andReturn(ImmutableSet.of(Veto.constraintMismatch("constraint mismatch")));
offerManager.banOffer(mismatched.getOffer().getId(), GROUP_KEY);
expect(
filter.filter(
new UnusedResource(Resources.from(OFFER.getOffer()).slot(), OFFER.getAttributes()),
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY)))
.andReturn(ImmutableSet.of());
expect(
stateManager.assignTask(
storeProvider,
Tasks.id(TASK),
OFFER.getOffer().getHostname(),
OFFER.getOffer().getSlaveId(),
ImmutableMap.of(PORT_NAME, PORT)))
.andReturn(TASK.getAssignedTask());
expect(taskFactory.createFrom(TASK.getAssignedTask(), OFFER.getOffer().getSlaveId()))
.andReturn(TASK_INFO);
offerManager.launchTask(OFFER.getOffer().getId(), TASK_INFO);
control.replay();
assertTrue(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
ImmutableMap.of(SLAVE_ID, GROUP_KEY)));
}
public class NotifyingSchedulingFilterTest extends EasyMockTest {
private static final ITaskConfig TASK =
ITaskConfig.build(new TaskConfig().setNumCpus(1).setRamMb(1024).setDiskMb(1024));
private static final TaskGroupKey GROUP_KEY = TaskGroupKey.from(TASK);
private static final UnusedResource RESOURCE =
new UnusedResource(
ResourceSlot.from(TASK).withOverhead(TaskExecutors.NO_OVERHEAD_EXECUTOR),
IHostAttributes.build(
new HostAttributes().setHost("host").setMode(MaintenanceMode.NONE)));
private static final ResourceRequest REQUEST =
new ResourceRequest(TASK, AttributeAggregate.EMPTY);
private static final Veto VETO_1 = Veto.insufficientResources("ram", 1);
private static final Veto VETO_2 = Veto.insufficientResources("ram", 2);
private SchedulingFilter filter;
private EventSink eventSink;
private SchedulingFilter delegate;
@Before
public void setUp() {
delegate = createMock(SchedulingFilter.class);
eventSink = createMock(EventSink.class);
filter = new NotifyingSchedulingFilter(delegate, eventSink);
}
@Test
public void testEvents() {
Set<Veto> vetoes = ImmutableSet.of(VETO_1, VETO_2);
expect(delegate.filter(RESOURCE, REQUEST)).andReturn(vetoes);
eventSink.post(new Vetoed(GROUP_KEY, vetoes));
control.replay();
assertEquals(vetoes, filter.filter(RESOURCE, REQUEST));
}
@Test
public void testNoVetoes() {
Set<Veto> vetoes = ImmutableSet.of();
expect(delegate.filter(RESOURCE, REQUEST)).andReturn(vetoes);
control.replay();
assertEquals(vetoes, filter.filter(RESOURCE, REQUEST));
}
}
@Test
public void testTaskWithReservedSlaveLandsElsewhere() throws Exception {
// Ensures slave/task reservation relationship is only enforced in slave->task direction
// and permissive in task->slave direction. In other words, a task with a slave reservation
// should still be tried against other unreserved slaves.
HostOffer offer =
new HostOffer(
Offer.newBuilder()
.setId(OfferID.newBuilder().setValue("offerId0"))
.setFrameworkId(FrameworkID.newBuilder().setValue("frameworkId"))
.setSlaveId(SlaveID.newBuilder().setValue("slaveId0"))
.setHostname("hostName0")
.addResources(
Resource.newBuilder()
.setName("ports")
.setType(Type.RANGES)
.setRanges(
Ranges.newBuilder()
.addRange(Range.newBuilder().setBegin(PORT).setEnd(PORT))))
.build(),
IHostAttributes.build(new HostAttributes()));
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(offer, OFFER));
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST)).andReturn(ImmutableSet.of());
expect(
stateManager.assignTask(
storeProvider,
Tasks.id(TASK),
offer.getOffer().getHostname(),
offer.getOffer().getSlaveId(),
ImmutableMap.of(PORT_NAME, PORT)))
.andReturn(TASK.getAssignedTask());
expect(taskFactory.createFrom(TASK.getAssignedTask(), offer.getOffer().getSlaveId()))
.andReturn(TASK_INFO);
offerManager.launchTask(offer.getOffer().getId(), TASK_INFO);
control.replay();
assertTrue(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
ImmutableMap.of(SLAVE_ID, GROUP_KEY)));
}
@Test
public void testAssignVetoesWithNoStaticBan() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST))
.andReturn(ImmutableSet.of(Veto.unsatisfiedLimit("limit")));
control.replay();
assertFalse(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
NO_RESERVATION));
}
@Test
public void testGetPendingReason() throws Exception {
Builder query = Query.unscoped().byJob(JOB_KEY);
Builder filterQuery = Query.unscoped().byJob(JOB_KEY).byStatus(ScheduleStatus.PENDING);
String taskId1 = "task_id_test1";
String taskId2 = "task_id_test2";
ImmutableSet<Veto> result =
ImmutableSet.of(Veto.constraintMismatch("first"), Veto.constraintMismatch("second"));
ITaskConfig taskConfig = ITaskConfig.build(defaultTask(true));
IScheduledTask pendingTask1 =
IScheduledTask.build(
new ScheduledTask()
.setAssignedTask(
new AssignedTask().setTaskId(taskId1).setTask(taskConfig.newBuilder()))
.setStatus(ScheduleStatus.PENDING));
IScheduledTask pendingTask2 =
IScheduledTask.build(
new ScheduledTask()
.setAssignedTask(
new AssignedTask().setTaskId(taskId2).setTask(taskConfig.newBuilder()))
.setStatus(ScheduleStatus.PENDING));
storageUtil.expectTaskFetch(filterQuery, pendingTask1, pendingTask2);
expect(nearestFit.getNearestFit(TaskGroupKey.from(taskConfig))).andReturn(result).times(2);
control.replay();
String reason = "Constraint not satisfied: first,Constraint not satisfied: second";
Set<PendingReason> expected =
ImmutableSet.of(
new PendingReason().setTaskId(taskId1).setReason(reason),
new PendingReason().setTaskId(taskId2).setReason(reason));
Response response = assertOkResponse(thrift.getPendingReason(query.get()));
assertEquals(expected, response.getResult().getGetPendingReasonResult().getReasons());
}
public class TaskAssignerImplTest extends EasyMockTest {
private static final int PORT = 5000;
private static final String SLAVE_ID = "slaveId";
private static final Offer MESOS_OFFER =
Offer.newBuilder()
.setId(OfferID.newBuilder().setValue("offerId"))
.setFrameworkId(FrameworkID.newBuilder().setValue("frameworkId"))
.setSlaveId(SlaveID.newBuilder().setValue(SLAVE_ID))
.setHostname("hostName")
.addResources(
Resource.newBuilder()
.setName("ports")
.setType(Type.RANGES)
.setRanges(
Ranges.newBuilder().addRange(Range.newBuilder().setBegin(PORT).setEnd(PORT))))
.build();
private static final HostOffer OFFER =
new HostOffer(MESOS_OFFER, IHostAttributes.build(new HostAttributes()));
private static final String PORT_NAME = "http";
private static final IScheduledTask TASK =
IScheduledTask.build(
new ScheduledTask()
.setAssignedTask(
new AssignedTask()
.setTaskId("taskId")
.setTask(
new TaskConfig()
.setJob(new JobKey("r", "e", "n"))
.setExecutorConfig(new ExecutorConfig().setData("opaque data"))
.setRequestedPorts(ImmutableSet.of(PORT_NAME)))));
private static final TaskGroupKey GROUP_KEY = TaskGroupKey.from(TASK.getAssignedTask().getTask());
private static final TaskInfo TASK_INFO =
TaskInfo.newBuilder()
.setName("taskName")
.setTaskId(TaskID.newBuilder().setValue(Tasks.id(TASK)))
.setSlaveId(MESOS_OFFER.getSlaveId())
.build();
private static final Map<String, TaskGroupKey> NO_RESERVATION = ImmutableMap.of();
private static final UnusedResource UNUSED =
new UnusedResource(Resources.from(MESOS_OFFER).slot(), OFFER.getAttributes());
private static final ResourceRequest RESOURCE_REQUEST =
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY);
private MutableStoreProvider storeProvider;
private StateManager stateManager;
private SchedulingFilter filter;
private MesosTaskFactory taskFactory;
private OfferManager offerManager;
private TaskAssigner assigner;
private TierManager tierManager;
@Before
public void setUp() throws Exception {
storeProvider = createMock(MutableStoreProvider.class);
filter = createMock(SchedulingFilter.class);
taskFactory = createMock(MesosTaskFactory.class);
stateManager = createMock(StateManager.class);
offerManager = createMock(OfferManager.class);
tierManager = createMock(TierManager.class);
assigner = new TaskAssignerImpl(stateManager, filter, taskFactory, offerManager, tierManager);
}
@Test
public void testAssignNoVetoes() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
offerManager.launchTask(MESOS_OFFER.getId(), TASK_INFO);
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST)).andReturn(ImmutableSet.of());
expect(
stateManager.assignTask(
storeProvider,
Tasks.id(TASK),
MESOS_OFFER.getHostname(),
MESOS_OFFER.getSlaveId(),
ImmutableMap.of(PORT_NAME, PORT)))
.andReturn(TASK.getAssignedTask());
expect(taskFactory.createFrom(TASK.getAssignedTask(), MESOS_OFFER.getSlaveId()))
.andReturn(TASK_INFO);
control.replay();
assertTrue(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
ImmutableMap.of(SLAVE_ID, GROUP_KEY)));
}
@Test
public void testAssignVetoesWithStaticBan() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
offerManager.banOffer(MESOS_OFFER.getId(), GROUP_KEY);
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST))
.andReturn(ImmutableSet.of(Veto.constraintMismatch("denied")));
control.replay();
assertFalse(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
NO_RESERVATION));
}
@Test
public void testAssignVetoesWithNoStaticBan() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST))
.andReturn(ImmutableSet.of(Veto.unsatisfiedLimit("limit")));
control.replay();
assertFalse(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
NO_RESERVATION));
}
@Test
public void testAssignmentClearedOnError() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
offerManager.launchTask(MESOS_OFFER.getId(), TASK_INFO);
expectLastCall().andThrow(new OfferManager.LaunchException("expected"));
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST)).andReturn(ImmutableSet.of());
expect(
stateManager.assignTask(
storeProvider,
Tasks.id(TASK),
MESOS_OFFER.getHostname(),
MESOS_OFFER.getSlaveId(),
ImmutableMap.of(PORT_NAME, PORT)))
.andReturn(TASK.getAssignedTask());
expect(
stateManager.changeState(
storeProvider, Tasks.id(TASK), Optional.of(PENDING), LOST, LAUNCH_FAILED_MSG))
.andReturn(StateChangeResult.SUCCESS);
expect(taskFactory.createFrom(TASK.getAssignedTask(), MESOS_OFFER.getSlaveId()))
.andReturn(TASK_INFO);
control.replay();
assertFalse(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
NO_RESERVATION));
}
@Test
public void testAssignmentSkippedForReservedSlave() throws Exception {
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(OFFER));
control.replay();
assertFalse(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
ImmutableMap.of(
SLAVE_ID,
TaskGroupKey.from(
ITaskConfig.build(new TaskConfig().setJob(new JobKey("other", "e", "n")))))));
}
@Test
public void testTaskWithReservedSlaveLandsElsewhere() throws Exception {
// Ensures slave/task reservation relationship is only enforced in slave->task direction
// and permissive in task->slave direction. In other words, a task with a slave reservation
// should still be tried against other unreserved slaves.
HostOffer offer =
new HostOffer(
Offer.newBuilder()
.setId(OfferID.newBuilder().setValue("offerId0"))
.setFrameworkId(FrameworkID.newBuilder().setValue("frameworkId"))
.setSlaveId(SlaveID.newBuilder().setValue("slaveId0"))
.setHostname("hostName0")
.addResources(
Resource.newBuilder()
.setName("ports")
.setType(Type.RANGES)
.setRanges(
Ranges.newBuilder()
.addRange(Range.newBuilder().setBegin(PORT).setEnd(PORT))))
.build(),
IHostAttributes.build(new HostAttributes()));
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(offer, OFFER));
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT);
expect(filter.filter(UNUSED, RESOURCE_REQUEST)).andReturn(ImmutableSet.of());
expect(
stateManager.assignTask(
storeProvider,
Tasks.id(TASK),
offer.getOffer().getHostname(),
offer.getOffer().getSlaveId(),
ImmutableMap.of(PORT_NAME, PORT)))
.andReturn(TASK.getAssignedTask());
expect(taskFactory.createFrom(TASK.getAssignedTask(), offer.getOffer().getSlaveId()))
.andReturn(TASK_INFO);
offerManager.launchTask(offer.getOffer().getId(), TASK_INFO);
control.replay();
assertTrue(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
ImmutableMap.of(SLAVE_ID, GROUP_KEY)));
}
@Test
public void testAssignerDoesNotReturnOnFirstMismatch() throws Exception {
// Ensures scheduling loop does not terminate prematurely when the first mismatch is identified.
HostOffer mismatched =
new HostOffer(
Offer.newBuilder()
.setId(OfferID.newBuilder().setValue("offerId0"))
.setFrameworkId(FrameworkID.newBuilder().setValue("frameworkId"))
.setSlaveId(SlaveID.newBuilder().setValue("slaveId0"))
.setHostname("hostName0")
.addResources(
Resource.newBuilder()
.setName("ports")
.setType(Type.RANGES)
.setRanges(
Ranges.newBuilder()
.addRange(Range.newBuilder().setBegin(PORT).setEnd(PORT))))
.build(),
IHostAttributes.build(new HostAttributes()));
expect(offerManager.getOffers(GROUP_KEY)).andReturn(ImmutableSet.of(mismatched, OFFER));
expect(tierManager.getTier(TASK.getAssignedTask().getTask())).andReturn(DEFAULT).times(2);
expect(
filter.filter(
new UnusedResource(
Resources.from(mismatched.getOffer()).slot(), mismatched.getAttributes()),
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY)))
.andReturn(ImmutableSet.of(Veto.constraintMismatch("constraint mismatch")));
offerManager.banOffer(mismatched.getOffer().getId(), GROUP_KEY);
expect(
filter.filter(
new UnusedResource(Resources.from(OFFER.getOffer()).slot(), OFFER.getAttributes()),
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY)))
.andReturn(ImmutableSet.of());
expect(
stateManager.assignTask(
storeProvider,
Tasks.id(TASK),
OFFER.getOffer().getHostname(),
OFFER.getOffer().getSlaveId(),
ImmutableMap.of(PORT_NAME, PORT)))
.andReturn(TASK.getAssignedTask());
expect(taskFactory.createFrom(TASK.getAssignedTask(), OFFER.getOffer().getSlaveId()))
.andReturn(TASK_INFO);
offerManager.launchTask(OFFER.getOffer().getId(), TASK_INFO);
control.replay();
assertTrue(
assigner.maybeAssign(
storeProvider,
new ResourceRequest(TASK.getAssignedTask().getTask(), EMPTY),
TaskGroupKey.from(TASK.getAssignedTask().getTask()),
Tasks.id(TASK),
ImmutableMap.of(SLAVE_ID, GROUP_KEY)));
}
}
