Examples with MockScheduler org.apache.kafka.common.utils.MockScheduler used on opensource projects

Example 11 with MockScheduler

use of org.apache.kafka.common.utils.MockScheduler in project kafka by apache.

the class CoordinatorTest method testWorkersExitingAtDifferentTimes.

@Test
public void testWorkersExitingAtDifferentTimes() throws Exception {
    MockTime time = new MockTime(0, 0, 0);
    Scheduler scheduler = new MockScheduler(time);
    try (MiniTrogdorCluster cluster = new MiniTrogdorCluster.Builder().addCoordinator("node01").addAgent("node02").addAgent("node03").scheduler(scheduler).build()) {
        CoordinatorClient coordinatorClient = cluster.coordinatorClient();
        new ExpectedTasks().waitFor(coordinatorClient);
        HashMap<String, Long> nodeToExitMs = new HashMap<>();
        nodeToExitMs.put("node02", 10L);
        nodeToExitMs.put("node03", 20L);
        SampleTaskSpec fooSpec = new SampleTaskSpec(2, 100, nodeToExitMs, "");
        coordinatorClient.createTask(new CreateTaskRequest("foo", fooSpec));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskPending(fooSpec)).build()).waitFor(coordinatorClient);
        time.sleep(2);
        ObjectNode status1 = new ObjectNode(JsonNodeFactory.instance);
        status1.set("node02", new TextNode("active"));
        status1.set("node03", new TextNode("active"));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskRunning(fooSpec, 2, status1)).workerState(new WorkerRunning("foo", fooSpec, 2, new TextNode("active"))).build()).waitFor(coordinatorClient).waitFor(cluster.agentClient("node02")).waitFor(cluster.agentClient("node03"));
        time.sleep(10);
        ObjectNode status2 = new ObjectNode(JsonNodeFactory.instance);
        status2.set("node02", new TextNode("halted"));
        status2.set("node03", new TextNode("active"));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskRunning(fooSpec, 2, status2)).workerState(new WorkerRunning("foo", fooSpec, 2, new TextNode("active"))).build()).waitFor(coordinatorClient).waitFor(cluster.agentClient("node03"));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskRunning(fooSpec, 2, status2)).workerState(new WorkerDone("foo", fooSpec, 2, 12, new TextNode("halted"), "")).build()).waitFor(cluster.agentClient("node02"));
        time.sleep(10);
        ObjectNode status3 = new ObjectNode(JsonNodeFactory.instance);
        status3.set("node02", new TextNode("halted"));
        status3.set("node03", new TextNode("halted"));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskDone(fooSpec, 2, 22, "", false, status3)).build()).waitFor(coordinatorClient);
    }
}

Example 12 with MockScheduler

use of org.apache.kafka.common.utils.MockScheduler in project kafka by apache.

the class CoordinatorTest method testTaskRequest.

@Test
public void testTaskRequest() throws Exception {
    MockTime time = new MockTime(0, 0, 0);
    Scheduler scheduler = new MockScheduler(time);
    try (MiniTrogdorCluster cluster = new MiniTrogdorCluster.Builder().addCoordinator("node01").addAgent("node02").scheduler(scheduler).build()) {
        CoordinatorClient coordinatorClient = cluster.coordinatorClient();
        NoOpTaskSpec fooSpec = new NoOpTaskSpec(1, 10);
        coordinatorClient.createTask(new CreateTaskRequest("foo", fooSpec));
        TaskState expectedState = new ExpectedTaskBuilder("foo").taskState(new TaskPending(fooSpec)).build().taskState();
        TaskState resp = coordinatorClient.task(new TaskRequest("foo"));
        assertEquals(expectedState, resp);
        time.sleep(2);
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskRunning(fooSpec, 2, new TextNode("active"))).workerState(new WorkerRunning("foo", fooSpec, 2, new TextNode("active"))).build()).waitFor(coordinatorClient).waitFor(cluster.agentClient("node02"));
        assertThrows(NotFoundException.class, () -> coordinatorClient.task(new TaskRequest("non-existent-foo")));
    }
}

Example 13 with MockScheduler

use of org.apache.kafka.common.utils.MockScheduler in project kafka by apache.

the class CoordinatorTest method testNetworkPartitionFault.

@Test
public void testNetworkPartitionFault() throws Exception {
    CapturingCommandRunner runner = new CapturingCommandRunner();
    MockTime time = new MockTime(0, 0, 0);
    Scheduler scheduler = new MockScheduler(time);
    try (MiniTrogdorCluster cluster = new MiniTrogdorCluster.Builder().addCoordinator("node01").addAgent("node01").addAgent("node02").addAgent("node03").commandRunner(runner).scheduler(scheduler).build()) {
        CoordinatorClient coordinatorClient = cluster.coordinatorClient();
        NetworkPartitionFaultSpec spec = new NetworkPartitionFaultSpec(0, Long.MAX_VALUE, createPartitionLists(new String[][] { new String[] { "node01", "node02" }, new String[] { "node03" } }));
        coordinatorClient.createTask(new CreateTaskRequest("netpart", spec));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("netpart").taskSpec(spec).build()).waitFor(coordinatorClient);
        checkLines("-A", runner);
    }
    checkLines("-D", runner);
}

Example 14 with MockScheduler

use of org.apache.kafka.common.utils.MockScheduler in project kafka by apache.

the class CoordinatorTest method testTaskCancellation.

@Test
public void testTaskCancellation() throws Exception {
    MockTime time = new MockTime(0, 0, 0);
    Scheduler scheduler = new MockScheduler(time);
    try (MiniTrogdorCluster cluster = new MiniTrogdorCluster.Builder().addCoordinator("node01").addAgent("node01").addAgent("node02").scheduler(scheduler).build()) {
        CoordinatorClient coordinatorClient = cluster.coordinatorClient();
        AgentClient agentClient1 = cluster.agentClient("node01");
        AgentClient agentClient2 = cluster.agentClient("node02");
        new ExpectedTasks().waitFor(coordinatorClient).waitFor(agentClient1).waitFor(agentClient2);
        NoOpTaskSpec fooSpec = new NoOpTaskSpec(5, 7);
        coordinatorClient.createTask(new CreateTaskRequest("foo", fooSpec));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskPending(fooSpec)).build()).waitFor(coordinatorClient).waitFor(agentClient1).waitFor(agentClient2);
        time.sleep(11);
        ObjectNode status1 = new ObjectNode(JsonNodeFactory.instance);
        status1.set("node01", new TextNode("active"));
        status1.set("node02", new TextNode("active"));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskRunning(fooSpec, 11, status1)).workerState(new WorkerRunning("foo", fooSpec, 11, new TextNode("active"))).build()).waitFor(coordinatorClient).waitFor(agentClient1).waitFor(agentClient2);
        ObjectNode status2 = new ObjectNode(JsonNodeFactory.instance);
        status2.set("node01", new TextNode("done"));
        status2.set("node02", new TextNode("done"));
        time.sleep(7);
        coordinatorClient.stopTask(new StopTaskRequest("foo"));
        new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").taskState(new TaskDone(fooSpec, 11, 18, "", true, status2)).workerState(new WorkerDone("foo", fooSpec, 11, 18, new TextNode("done"), "")).build()).waitFor(coordinatorClient).waitFor(agentClient1).waitFor(agentClient2);
        coordinatorClient.destroyTask(new DestroyTaskRequest("foo"));
        new ExpectedTasks().waitFor(coordinatorClient).waitFor(agentClient1).waitFor(agentClient2);
    }
}

Example 15 with MockScheduler

use of org.apache.kafka.common.utils.MockScheduler in project apache-kafka-on-k8s by banzaicloud.

the class AgentTest method testWorkerCompletions.

@Test
public void testWorkerCompletions() throws Exception {
    MockTime time = new MockTime(0, 0, 0);
    MockScheduler scheduler = new MockScheduler(time);
    Agent agent = createAgent(scheduler);
    AgentClient client = new AgentClient.Builder().maxTries(10).target("localhost", agent.port()).build();
    new ExpectedTasks().waitFor(client);
    SampleTaskSpec fooSpec = new SampleTaskSpec(0, 900000, 1, "");
    client.createWorker(new CreateWorkerRequest("foo", fooSpec));
    new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").workerState(new WorkerRunning(fooSpec, 0, "")).build()).waitFor(client);
    SampleTaskSpec barSpec = new SampleTaskSpec(0, 900000, 2, "baz");
    client.createWorker(new CreateWorkerRequest("bar", barSpec));
    time.sleep(1);
    new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").workerState(new WorkerDone(fooSpec, 0, 1, "", "")).build()).addTask(new ExpectedTaskBuilder("bar").workerState(new WorkerRunning(barSpec, 0, "")).build()).waitFor(client);
    time.sleep(1);
    new ExpectedTasks().addTask(new ExpectedTaskBuilder("foo").workerState(new WorkerDone(fooSpec, 0, 1, "", "")).build()).addTask(new ExpectedTaskBuilder("bar").workerState(new WorkerDone(barSpec, 0, 2, "", "baz")).build()).waitFor(client);
}