Package com.spotify.helios.agent

Examples of com.spotify.helios.agent.AgentMain

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    assertEquals(CreateJobResponse.Status.OK, created.getStatus());

    final List<AgentMain> agents = Lists.newArrayList();

    for (int i = 0; i < HOSTS; i++) {
      final AgentMain agent =
          startDefaultAgent(host(i), "--no-http", "--no-metrics");
      agents.add(agent);
    }

    for (final AgentMain agent : agents) {
      agent.awaitRunning();
    }

    for (int i = 0; i < HOSTS; i++) {
      awaitHostStatus(client, host(i), UP, LONG_WAIT_SECONDS, SECONDS);
    }
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  @Test
  public void test() throws Exception {
    startDefaultMaster();

    final Range<Integer> portRange = temporaryPorts.localPortRange("agent1", 2);
    final AgentMain agent1 = startDefaultAgent(testHost(), "--port-range=" +
                                                          portRange.lowerEndpoint() + ":" +
                                                          portRange.upperEndpoint());

    try (final DockerClient dockerClient = getNewDockerClient()) {
      final HeliosClient client = defaultClient();

      awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

      final Map<String, PortMapping> ports1 =
          ImmutableMap.of("foo", PortMapping.of(4711),
                          "bar", PortMapping.of(4712, externalPort1));

      final ImmutableMap<String, PortMapping> expectedMapping1 =
          ImmutableMap.of("foo", PortMapping.of(4711, portRange.lowerEndpoint()),
                          "bar", PortMapping.of(4712, externalPort1));

      final Map<String, PortMapping> ports2 =
          ImmutableMap.of("foo", PortMapping.of(4711),
                          "bar", PortMapping.of(4712, externalPort2));

      final ImmutableMap<String, PortMapping> expectedMapping2 =
          ImmutableMap.of("foo", PortMapping.of(4711, portRange.lowerEndpoint() + 1),
                          "bar", PortMapping.of(4712, externalPort2));

      final JobId jobId1 = createJob(testJobName + 1, testJobVersion, BUSYBOX, IDLE_COMMAND,
                                     EMPTY_ENV, ports1);

      assertNotNull(jobId1);
      deployJob(jobId1, testHost());
      final TaskStatus firstTaskStatus1 = awaitJobState(client, testHost(), jobId1, RUNNING,
                                                        LONG_WAIT_SECONDS, SECONDS);

      final JobId jobId2 = createJob(testJobName + 2, testJobVersion, BUSYBOX, IDLE_COMMAND,
                                     EMPTY_ENV, ports2);

      assertNotNull(jobId2);
      deployJob(jobId2, testHost());
      final TaskStatus firstTaskStatus2 = awaitJobState(client, testHost(), jobId2, RUNNING,
                                                        LONG_WAIT_SECONDS, SECONDS);

      assertEquals(expectedMapping1, firstTaskStatus1.getPorts());
      assertEquals(expectedMapping2, firstTaskStatus2.getPorts());

      // TODO (dano): the supervisor should report the allocated ports at all times

      // Verify that port allocation is kept across container restarts
      dockerClient.killContainer(firstTaskStatus1.getContainerId());
      final TaskStatus restartedTaskStatus1 = Polling.await(
          LONG_WAIT_SECONDS, SECONDS, new Callable<TaskStatus>() {
        @Override
        public TaskStatus call() throws Exception {
          final HostStatus hostStatus = client.hostStatus(testHost()).get();
          final TaskStatus taskStatus = hostStatus.getStatuses().get(jobId1);
          return (taskStatus != null && taskStatus.getState() == RUNNING &&
                  !Objects.equals(taskStatus.getContainerId(), firstTaskStatus1.getContainerId()))
                 ? taskStatus : null;
        }
      });
      assertEquals(expectedMapping1, restartedTaskStatus1.getPorts());

      // Verify that port allocation is kept across agent restarts
      agent1.stopAsync().awaitTerminated();
      dockerClient.killContainer(firstTaskStatus2.getContainerId());
      startDefaultAgent(testHost());
      final TaskStatus restartedTaskStatus2 = Polling.await(
          LONG_WAIT_SECONDS, SECONDS, new Callable<TaskStatus>() {
        @Override
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  @Test
  public void test() throws Exception {
    startDefaultMaster();
    final String host = testHost();
    final AgentMain agent = startDefaultAgent(host);

    final HeliosClient client = defaultClient();

    // Create a job
    final Job job = Job.newBuilder()
        .setName(testJobName)
        .setVersion(testJobVersion)
        .setImage(BUSYBOX)
        .setCommand(IDLE_COMMAND)
        .setPorts(ImmutableMap.of("foo", PortMapping.of(4711),
                                  "bar", PortMapping.of(4712, ports.localPort("bar"))))
        .build();
    final JobId jobId = job.getId();
    final CreateJobResponse created = client.createJob(job).get();
    assertEquals(CreateJobResponse.Status.OK, created.getStatus());

    // Wait for agent to come up
    awaitHostRegistered(client, host, LONG_WAIT_SECONDS, SECONDS);
    awaitHostStatus(client, host, UP, LONG_WAIT_SECONDS, SECONDS);

    // Deploy the job on the agent
    final Deployment deployment = Deployment.of(jobId, START);
    final JobDeployResponse deployed = client.deploy(deployment, host).get();
    assertEquals(JobDeployResponse.Status.OK, deployed.getStatus());

    // Wait for the job to run
    awaitJobState(client, host, jobId, RUNNING, LONG_WAIT_SECONDS, SECONDS);

    // Kill off agent
    agent.stopAsync().awaitTerminated();

    // Deregister agent
    final HostDeregisterResponse deregisterResponse = client.deregisterHost(host).get();
    assertEquals(HostDeregisterResponse.Status.OK, deregisterResponse.getStatus());
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  @Test
  public void verifyAgentPushesTaskStateAfterRestore() throws Exception {

    // Start agent once to have it register
    final AgentMain agent1 = startDefaultAgent(testHost());
    awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);
    agent1.stopAsync().awaitTerminated();

    // Deploy job
    final Deployment deployment = Deployment.of(fooJob.getId(), START);
    final JobDeployResponse deployed = client.deploy(deployment, testHost()).get();
    assertEquals(JobDeployResponse.Status.OK, deployed.getStatus());
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    final DockerClient dockerClient = getNewDockerClient();

    final HeliosClient client = defaultClient();

    final AgentMain agent1 = startDefaultAgent(testHost());

    // Create a job
    final Job job = Job.newBuilder()
        .setName(testJobName)
        .setVersion(testJobVersion)
        .setImage(BUSYBOX)
        .setCommand(IDLE_COMMAND)
        .setCreatingUser(TEST_USER)
        .build();
    final JobId jobId = job.getId();
    final CreateJobResponse created = client.createJob(job).get();
    assertEquals(CreateJobResponse.Status.OK, created.getStatus());

    // Wait for agent to come up
    awaitHostRegistered(client, testHost(), LONG_WAIT_SECONDS, SECONDS);
    awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

    // Deploy the job on the agent
    final Deployment deployment = Deployment.of(jobId, START);
    final JobDeployResponse deployed = client.deploy(deployment, testHost()).get();
    assertEquals(JobDeployResponse.Status.OK, deployed.getStatus());

    // Wait for the job to run
    final TaskStatus firstTaskStatus = awaitJobState(client, testHost(), jobId, RUNNING,
                                                     LONG_WAIT_SECONDS, SECONDS);
    assertEquals(job, firstTaskStatus.getJob());
    assertEquals(1, listContainers(dockerClient, testTag).size());
    assertTrue(dockerClient.inspectContainer(firstTaskStatus.getContainerId()).state().running());

    // Stop the agent
    agent1.stopAsync().awaitTerminated();
    awaitHostStatus(client, testHost(), DOWN, LONG_WAIT_SECONDS, SECONDS);

    // Start the agent again
    final AgentMain agent2 = startDefaultAgent(testHost());
    awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

    // Wait for a while and make sure that the same container is still running
    Thread.sleep(5000);
    final HostStatus hostStatus = client.hostStatus(testHost()).get();
    final TaskStatus taskStatus = hostStatus.getStatuses().get(jobId);
    if (firstTaskStatus.getState() == PULLING_IMAGE) {
      final State state = taskStatus.getState();
      assertTrue(state == RUNNING || state == PULLING_IMAGE);
    } else {
      assertEquals(RUNNING, taskStatus.getState());
    }
    assertEquals(firstTaskStatus.getContainerId(), taskStatus.getContainerId());
    assertEquals(1, listContainers(dockerClient, testTag).size());
    assertTrue(dockerClient.inspectContainer(firstTaskStatus.getContainerId()).state().running());

    // Stop the agent
    agent2.stopAsync().awaitTerminated();
    awaitHostStatus(client, testHost(), DOWN, LONG_WAIT_SECONDS, SECONDS);

    // Kill the container
    dockerClient.killContainer(firstTaskStatus.getContainerId());
    assertEquals(0, listContainers(dockerClient, testTag).size());

    // Start the agent again
    final AgentMain agent3 = startDefaultAgent(testHost());
    awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

    // Wait for the job to be restarted in a new container
    final TaskStatus secondTaskStatus = Polling.await(
        LONG_WAIT_SECONDS, SECONDS,
        new Callable<TaskStatus>() {
          @Override
          public TaskStatus call() throws Exception {
            final HostStatus hostStatus = client.hostStatus(testHost()).get();
            final TaskStatus taskStatus = hostStatus.getStatuses().get(jobId);
            return (taskStatus != null && taskStatus.getContainerId() != null &&
                    taskStatus.getState() == RUNNING &&
                    !taskStatus.getContainerId().equals(firstTaskStatus.getContainerId()))
                   ? taskStatus
                   : null;
          }
        });
    assertEquals(1, listContainers(dockerClient, testTag).size());
    assertTrue(dockerClient.inspectContainer(secondTaskStatus.getContainerId()).state().running());

    // Stop the agent
    agent3.stopAsync().awaitTerminated();
    awaitHostStatus(client, testHost(), DOWN, LONG_WAIT_SECONDS, SECONDS);

    // Kill and destroy the container
    dockerClient.killContainer(secondTaskStatus.getContainerId());
    removeContainer(dockerClient, secondTaskStatus.getContainerId());

    // Start the agent again
    final AgentMain agent4 = startDefaultAgent(testHost());
    awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

    // Wait for the task to be restarted in a new container
    final TaskStatus thirdTaskStatus = Polling.await(
        LONG_WAIT_SECONDS, SECONDS, new Callable<TaskStatus>() {
      @Override
      public TaskStatus call() throws Exception {
        final HostStatus hostStatus = client.hostStatus(testHost()).get();
        final TaskStatus taskStatus = hostStatus.getStatuses().get(jobId);
        return (taskStatus != null && taskStatus.getContainerId() != null &&
                taskStatus.getState() == RUNNING &&
                !taskStatus.getContainerId().equals(secondTaskStatus.getContainerId()))
               ? taskStatus
               : null;
      }
    });
    assertEquals(1, listContainers(dockerClient, testTag).size());
    assertTrue(dockerClient.inspectContainer(thirdTaskStatus.getContainerId()).state().running());

    // Stop the agent
    agent4.stopAsync().awaitTerminated();
    awaitHostStatus(client, testHost(), DOWN, LONG_WAIT_SECONDS, SECONDS);

    // Stop the job
    final SetGoalResponse stopped = client.setGoal(Deployment.of(jobId, STOP), testHost()).get();
    assertEquals(SetGoalResponse.Status.OK, stopped.getStatus());

    // Start the agent again
    final AgentMain agent5 = startDefaultAgent(testHost());
    awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

    // Verify that the task is stopped
    awaitJobState(client, testHost(), jobId, STOPPED, LONG_WAIT_SECONDS, SECONDS);
    assertEquals(0, listContainers(dockerClient, testTag).size());

    // Stop the agent
    agent5.stopAsync().awaitTerminated();
    awaitHostStatus(client, testHost(), DOWN, LONG_WAIT_SECONDS, SECONDS);

    // Start the job
    final SetGoalResponse started = client.setGoal(Deployment.of(jobId, START),
                                                   testHost()).get();
    assertEquals(SetGoalResponse.Status.OK, started.getStatus());

    // Start the agent again
    final AgentMain agent6 = startDefaultAgent(testHost());
    awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

    // Verify that the task is started
    awaitJobState(client, testHost(), jobId, RUNNING, LONG_WAIT_SECONDS, SECONDS);
    assertEquals(1, listContainers(dockerClient, testTag).size());

    // Stop the agent
    agent6.stopAsync().awaitTerminated();
    awaitHostStatus(client, testHost(), DOWN, LONG_WAIT_SECONDS, SECONDS);

    // Undeploy the job
    final JobUndeployResponse undeployed = client.undeploy(jobId, testHost()).get();
    assertEquals(JobUndeployResponse.Status.OK, undeployed.getStatus());
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    final DockerClient dockerClient = getNewDockerClient();

    final HeliosClient client = defaultClient();

    final AgentMain agent1 = startDefaultAgent(testHost());

    // Create a job
    final Job job = Job.newBuilder()
        .setName(testJobName)
        .setVersion(testJobVersion)
        .setImage(BUSYBOX)
        .setCommand(IDLE_COMMAND)
        .setCreatingUser(TEST_USER)
        .build();
    final JobId jobId = job.getId();
    final CreateJobResponse created = client.createJob(job).get();
    assertEquals(CreateJobResponse.Status.OK, created.getStatus());

    // Wait for agent to come up
    awaitHostRegistered(client, testHost(), LONG_WAIT_SECONDS, SECONDS);
    awaitHostStatus(client, testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

    // Deploy the job on the agent
    final Deployment deployment = Deployment.of(jobId, START);
    final JobDeployResponse deployed = client.deploy(deployment, testHost()).get();
    assertEquals(JobDeployResponse.Status.OK, deployed.getStatus());

    // Wait for the job to run
    final TaskStatus firstTaskStatus = awaitJobState(client, testHost(), jobId, RUNNING,
                                                     LONG_WAIT_SECONDS, SECONDS);
    assertEquals(job, firstTaskStatus.getJob());
    assertNotNull(dockerClient.inspectContainer(firstTaskStatus.getContainerId()));

    // Stop zookeeper
    zk().stop();

    // Wait for a while and make sure that the container is still running
    Thread.sleep(5000);
    assertTrue(
        dockerClient.inspectContainer(firstTaskStatus.getContainerId()).state().running());

    // Stop the agent
    agent1.stopAsync().awaitTerminated();

    // Start the agent again
    final AgentMain agent2 = startDefaultAgent(testHost());

    // Wait for a while and make sure that the same container is still running
    Thread.sleep(5000);
    assertTrue(
        dockerClient.inspectContainer(firstTaskStatus.getContainerId()).state().running());

    // Kill the container
    dockerClient.killContainer(firstTaskStatus.getContainerId());
    assertFalse(
        dockerClient.inspectContainer(firstTaskStatus.getContainerId()).state().running());

    // Wait for a while and make sure that a new container was spawned
    final String firstRestartedContainerId =
        Polling.await(LONG_WAIT_SECONDS, SECONDS, new Callable<String>() {
          @Override
          public String call() throws Exception {
            final List<Container> containers = listContainers(dockerClient, testTag);
            return containers.size() == 1 ? containers.get(0).id() : null;
          }
        });

    // Stop the agent
    agent2.stopAsync().awaitTerminated();

    // Kill the container
    dockerClient.killContainer(firstRestartedContainerId);
    assertFalse(dockerClient.inspectContainer(firstRestartedContainerId).state().running());
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    first = makeAgent("first");
    second = makeAgent("second");
  }

  private AgentMain makeAgent(String name) throws ArgumentParserException {
    return new AgentMain("-vvvv",
                        "--no-log-setup",
                        "--no-http",
                        "--name=" + name,
                        "--zk=" + zk.connectString(),
                        "--state-dir", stateDir.toString(),
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    services.add(main);
    return main;
  }

  protected AgentMain startAgent(final String... args) throws Exception {
    final AgentMain main = new AgentMain(args);
    main.startAsync().awaitRunning();
    services.add(main);
    return main;
  }
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Related Classes of com.spotify.helios.agent.AgentMain

  • com.spotify.helios.system.AgentRestartTest
  • com.spotify.helios.system.AgentStateDirConflictTest
  • com.spotify.helios.system.AgentZooKeeperDownTolerationTest
  • com.spotify.helios.system.ClusterDeploymentTest
  • com.spotify.helios.system.DeregisterTest
  • com.spotify.helios.system.MultiplePortJobTest
  • com.spotify.helios.system.SystemTestBase
  • com.spotify.helios.system.ZooKeeperRestoreTest
  • java.util.concurrent.atomic.AtomicBoolean
  • sun.misc.Signal
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