forked from HubSpot/Singularity
/
SingularityMesosTaskBuilderTest.java
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/
SingularityMesosTaskBuilderTest.java
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package com.hubspot.singularity.mesos;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.atomic.AtomicLong;
import org.apache.mesos.Protos;
import org.apache.mesos.Protos.ContainerInfo.Type;
import org.apache.mesos.Protos.FrameworkID;
import org.apache.mesos.Protos.Offer;
import org.apache.mesos.Protos.OfferID;
import org.apache.mesos.Protos.SlaveID;
import org.apache.mesos.Protos.Volume.Mode;
import org.junit.Before;
import org.junit.Test;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.base.Optional;
import com.hubspot.mesos.Resources;
import com.hubspot.mesos.SingularityContainerInfo;
import com.hubspot.mesos.SingularityContainerType;
import com.hubspot.mesos.SingularityDockerInfo;
import com.hubspot.mesos.SingularityDockerNetworkType;
import com.hubspot.mesos.SingularityDockerPortMapping;
import com.hubspot.mesos.SingularityDockerVolumeMode;
import com.hubspot.mesos.SingularityPortMappingType;
import com.hubspot.mesos.SingularityVolume;
import com.hubspot.singularity.RequestType;
import com.hubspot.singularity.SingularityDeploy;
import com.hubspot.singularity.SingularityDeployBuilder;
import com.hubspot.singularity.SingularityPendingRequest.PendingType;
import com.hubspot.singularity.SingularityPendingTask;
import com.hubspot.singularity.SingularityPendingTaskId;
import com.hubspot.singularity.SingularityRequest;
import com.hubspot.singularity.SingularityRequestBuilder;
import com.hubspot.singularity.SingularityTask;
import com.hubspot.singularity.SingularityTaskRequest;
import com.hubspot.singularity.config.SingularityConfiguration;
import com.hubspot.singularity.data.ExecutorIdGenerator;
public class SingularityMesosTaskBuilderTest {
private SingularityMesosTaskBuilder builder;
private Resources taskResources;
private Resources executorResources;
private Offer offer;
private SingularityPendingTask pendingTask;
@Before
public void createMocks() {
pendingTask = new SingularityPendingTask(new SingularityPendingTaskId("test", "1", 0, 1, PendingType.IMMEDIATE, 0), Collections.<String> emptyList(),
Optional.<String> absent(), Optional.<String> absent());
final SingularitySlaveAndRackHelper slaveAndRackHelper = mock(SingularitySlaveAndRackHelper.class);
final ExecutorIdGenerator idGenerator = mock(ExecutorIdGenerator.class);
when(idGenerator.getNextExecutorId()).then(new CreateFakeId());
builder = new SingularityMesosTaskBuilder(new ObjectMapper(), slaveAndRackHelper, idGenerator, new SingularityConfiguration());
taskResources = new Resources(1, 1, 0);
executorResources = new Resources(0.1, 1, 0);
offer = Offer.newBuilder()
.setSlaveId(SlaveID.newBuilder().setValue("1"))
.setId(OfferID.newBuilder().setValue("1"))
.setFrameworkId(FrameworkID.newBuilder().setValue("1"))
.setHostname("test")
.build();
when(slaveAndRackHelper.getRackId(offer)).thenReturn(Optional.<String> absent());
when(slaveAndRackHelper.getMaybeTruncatedHost(offer)).thenReturn("host");
when(slaveAndRackHelper.getRackIdOrDefault(offer)).thenReturn("DEFAULT");
}
@Test
public void testShellCommand() {
final SingularityRequest request = new SingularityRequestBuilder("test", RequestType.WORKER).build();
final SingularityDeploy deploy = new SingularityDeployBuilder("test", "1")
.setCommand(Optional.of("/bin/echo hi"))
.build();
final SingularityTaskRequest taskRequest = new SingularityTaskRequest(request, deploy, pendingTask);
final SingularityTask task = builder.buildTask(offer, null, taskRequest, taskResources, executorResources);
assertEquals("/bin/echo hi", task.getMesosTask().getCommand().getValue());
assertEquals(0, task.getMesosTask().getCommand().getArgumentsCount());
assertTrue(task.getMesosTask().getCommand().getShell());
}
@Test
public void testArgumentCommand() {
final SingularityRequest request = new SingularityRequestBuilder("test", RequestType.WORKER).build();
final SingularityDeploy deploy = new SingularityDeployBuilder("test", "1")
.setCommand(Optional.of("/bin/echo"))
.setArguments(Optional.of(Collections.singletonList("wat")))
.build();
final SingularityTaskRequest taskRequest = new SingularityTaskRequest(request, deploy, pendingTask);
final SingularityTask task = builder.buildTask(offer, null, taskRequest, taskResources, executorResources);
assertEquals("/bin/echo", task.getMesosTask().getCommand().getValue());
assertEquals(1, task.getMesosTask().getCommand().getArgumentsCount());
assertEquals("wat", task.getMesosTask().getCommand().getArguments(0));
assertFalse(task.getMesosTask().getCommand().getShell());
}
@Test
public void testDockerTask() {
taskResources = new Resources(1, 1, 1);
final Protos.Resource portsResource = Protos.Resource.newBuilder()
.setName("ports")
.setType(Protos.Value.Type.RANGES)
.setRanges(Protos.Value.Ranges.newBuilder()
.addRange(Protos.Value.Range.newBuilder()
.setBegin(31000)
.setEnd(31000).build()).build()).build();
final SingularityDockerPortMapping literalMapping = new SingularityDockerPortMapping(Optional.<SingularityPortMappingType>absent(), 80, Optional.of(SingularityPortMappingType.LITERAL), 8080, Optional.<String>absent());
final SingularityDockerPortMapping offerMapping = new SingularityDockerPortMapping(Optional.<SingularityPortMappingType>absent(), 81, Optional.of(SingularityPortMappingType.FROM_OFFER), 0, Optional.of("udp"));
final SingularityRequest request = new SingularityRequestBuilder("test", RequestType.WORKER).build();
final SingularityContainerInfo containerInfo = new SingularityContainerInfo(
SingularityContainerType.DOCKER,
Optional.of(Arrays.asList(
new SingularityVolume("/container", Optional.of("/host"), SingularityDockerVolumeMode.RW),
new SingularityVolume("/container/${TASK_REQUEST_ID}/${TASK_DEPLOY_ID}", Optional.of("/host/${TASK_ID}"), SingularityDockerVolumeMode.RO))),
Optional.of(new SingularityDockerInfo("docker-image", true, SingularityDockerNetworkType.BRIDGE, Optional.of(Arrays.asList(literalMapping, offerMapping)))));
final SingularityDeploy deploy = new SingularityDeployBuilder("test", "1")
.setContainerInfo(Optional.of(containerInfo))
.setCommand(Optional.of("/bin/echo"))
.setArguments(Optional.of(Collections.singletonList("wat")))
.build();
final SingularityTaskRequest taskRequest = new SingularityTaskRequest(request, deploy, pendingTask);
final SingularityTask task = builder.buildTask(offer, Collections.singletonList(portsResource), taskRequest, taskResources, executorResources);
assertEquals("/bin/echo", task.getMesosTask().getCommand().getValue());
assertEquals(1, task.getMesosTask().getCommand().getArgumentsCount());
assertEquals("wat", task.getMesosTask().getCommand().getArguments(0));
assertFalse(task.getMesosTask().getCommand().getShell());
assertEquals(Type.DOCKER, task.getMesosTask().getContainer().getType());
assertEquals("docker-image", task.getMesosTask().getContainer().getDocker().getImage());
assertTrue(task.getMesosTask().getContainer().getDocker().getPrivileged());
assertEquals("/container", task.getMesosTask().getContainer().getVolumes(0).getContainerPath());
assertEquals("/host", task.getMesosTask().getContainer().getVolumes(0).getHostPath());
assertEquals(Mode.RW, task.getMesosTask().getContainer().getVolumes(0).getMode());
assertEquals(String.format("/container/%s/%s", task.getTaskRequest().getDeploy().getRequestId(), task.getTaskRequest().getDeploy().getId()), task.getMesosTask().getContainer().getVolumes(1).getContainerPath());
assertEquals(String.format("/host/%s", task.getMesosTask().getTaskId().getValue()), task.getMesosTask().getContainer().getVolumes(1).getHostPath());
assertEquals(Mode.RO, task.getMesosTask().getContainer().getVolumes(1).getMode());
assertEquals(80, task.getMesosTask().getContainer().getDocker().getPortMappings(0).getContainerPort());
assertEquals(8080, task.getMesosTask().getContainer().getDocker().getPortMappings(0).getHostPort());
assertEquals("tcp", task.getMesosTask().getContainer().getDocker().getPortMappings(0).getProtocol());
assertEquals(81, task.getMesosTask().getContainer().getDocker().getPortMappings(1).getContainerPort());
assertEquals(31000, task.getMesosTask().getContainer().getDocker().getPortMappings(1).getHostPort());
assertEquals("udp", task.getMesosTask().getContainer().getDocker().getPortMappings(1).getProtocol());
assertEquals(Protos.ContainerInfo.DockerInfo.Network.BRIDGE, task.getMesosTask().getContainer().getDocker().getNetwork());
}
@Test
public void testDockerMinimalNetworking() {
taskResources = new Resources(1, 1, 0);
final SingularityRequest request = new SingularityRequestBuilder("test", RequestType.WORKER).build();
final SingularityContainerInfo containerInfo = new SingularityContainerInfo(
SingularityContainerType.DOCKER,
Optional.<List<SingularityVolume>>absent(),
Optional.of(new SingularityDockerInfo("docker-image", true, SingularityDockerNetworkType.NONE,
Optional.<List<SingularityDockerPortMapping>>absent())));
final SingularityDeploy deploy = new SingularityDeployBuilder("test", "1")
.setContainerInfo(Optional.of(containerInfo))
.build();
final SingularityTaskRequest taskRequest = new SingularityTaskRequest(request, deploy, pendingTask);
final SingularityTask task = builder.buildTask(offer, Collections.<Protos.Resource>emptyList(), taskRequest, taskResources, executorResources);
assertEquals(Type.DOCKER, task.getMesosTask().getContainer().getType());
assertEquals(Protos.ContainerInfo.DockerInfo.Network.NONE, task.getMesosTask().getContainer().getDocker().getNetwork());
}
private static class CreateFakeId implements Answer<String> {
private final AtomicLong string = new AtomicLong();
@Override
public String answer(InvocationOnMock invocation) throws Throwable {
return String.valueOf(string.incrementAndGet());
}
}
}