@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)));
}