Package org.apache.s4

Examples of org.apache.s4.TestListener

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*/
public class AssignmentsFromZKTest1 extends ZKBaseTest {

    @Test
    public void testAssignmentFor1Cluster() throws Exception {
        TaskSetup taskSetup = new TaskSetup(CommTestUtils.ZK_STRING);
        final String topologyNames = "cluster1";
        testAssignment(taskSetup, topologyNames);
    }
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public class ClustersFromZKTest extends ZKBaseTest {

    @Test
    @Ignore
    public void testAssignmentFor1Topology() throws InterruptedException, Exception {
        TaskSetup taskSetup = new TaskSetup(CommTestUtils.ZK_STRING);
        final String clustersString = "cluster1";
        testAssignment(taskSetup, clustersString);
    }
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    }

    @Test
    public void testAssignmentFor2Topologies() throws Exception {
        Thread.sleep(2000);
        TaskSetup taskSetup = new TaskSetup(CommTestUtils.ZK_STRING);
        final String clustersString = "cluster2, cluster3";
        testAssignment(taskSetup, clustersString);

    }
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    }

    private void initializeS4Node() throws ConfigurationException, IOException, InterruptedException, KeeperException {
        // 1. start s4 nodes. Check that no app is deployed.
        TaskSetup taskSetup = new TaskSetup("localhost:" + CommTestUtils.ZK_PORT);
        taskSetup.clean("s4");
        taskSetup.setup(PRODUCER_CLUSTER, 1, 1300);

        TaskSetup taskSetup2 = new TaskSetup("localhost:" + CommTestUtils.ZK_PORT);
        taskSetup2.setup(CONSUMER_CLUSTER, 1, 1400);

        zkClient = new ZkClient("localhost:" + CommTestUtils.ZK_PORT);
        zkClient.setZkSerializer(new ZNRecordSerializer());
        List<String> processes = zkClient.getChildren("/s4/clusters/" + PRODUCER_CLUSTER + "/process");
        Assert.assertTrue(processes.size() == 0);
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        Tools.parseArgs(clusterArgs, args);
        try {

            logger.info("preparing new cluster [{}] with [{}] node(s)", clusterArgs.clusterName, clusterArgs.nbTasks);

            TaskSetup taskSetup = new TaskSetup(clusterArgs.zkConnectionString);
            taskSetup.clean(clusterArgs.clusterName);
            taskSetup.setup(clusterArgs.clusterName, clusterArgs.nbTasks, clusterArgs.firstListeningPort);
            logger.info("New cluster configuration uploaded into zookeeper");
        } catch (Exception e) {
            logger.error("Cannot initialize zookeeper with specified configuration", e);
        }
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                } else {
                    clusterConfigs = Collections.emptyList();
                }
            }
            for (ClusterConfig config : clusterConfigs) {
                TaskSetup taskSetup = new TaskSetup("localhost:" + zkArgs.zkPort);
                taskSetup.clean(config.clusterName);
                taskSetup.setup(config.clusterName, config.nbTasks, config.firstListeningPort);
                logger.info("Defined S4 cluster [{}] with [{}] tasks with first listening port [{}]", new String[] {
                        config.clusterName, String.valueOf(config.nbTasks), String.valueOf(config.firstListeningPort) });
            }

        } catch (Exception e) {
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public class TopologyFromZKTest extends ZKBaseTest {

    @Test
    public void testAssignment() throws Exception {
        TaskSetup taskSetup = new TaskSetup(zookeeperAddress);
        final String clusterName = "test-s4-cluster";
        taskSetup.clean(clusterName);
        taskSetup.setup(clusterName, 10);

        final TopologyFromZK topologyFromZK = new TopologyFromZK(clusterName, zookeeperAddress, 30000, 30000);
        final Lock lock = new ReentrantLock();
        final Condition signal = lock.newCondition();
        TopologyChangeListener listener = new TopologyChangeListener() {
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        bind(RemoteStreams.class).toInstance(Mockito.mock(RemoteStreams.class));
        bind(RemoteSenders.class).toInstance(Mockito.mock(RemoteSenders.class));
        bind(RemoteEmitters.class).toInstance(Mockito.mock(RemoteEmitters.class));
        bind(RemoteEmitterFactory.class).toInstance(Mockito.mock(RemoteEmitterFactory.class));
        bind(Clusters.class).toInstance(Mockito.mock(Clusters.class));
        Assignment mockedAssignment = Mockito.mock(Assignment.class);
        Mockito.when(mockedAssignment.assignClusterNode()).thenReturn(new ClusterNode(0, 0, "machine", "Task-0"));
        bind(Assignment.class).toInstance(mockedAssignment);
        Names.bindProperties(binder(), ImmutableMap.of("s4.cluster.name", "testCluster"));
    }
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        refreshCluster();
        this.topology.addListener(this);
    }

    private boolean connectTo(Integer partitionId) {
        ClusterNode clusterNode = partitionNodeMap.get(partitionId);

        if (clusterNode == null) {

            logger.error("No ClusterNode exists for partitionId " + partitionId);
            refreshCluster();
            return false;
        }

        try {
            ChannelFuture connectFuture = this.bootstrap.connect(new InetSocketAddress(clusterNode.getMachineName(),
                    clusterNode.getPort()));
            connectFuture.await();
            if (connectFuture.isSuccess()) {
                channels.add(connectFuture.getChannel());
                partitionChannelMap.forcePut(partitionId, connectFuture.getChannel());
                return true;
            }
        } catch (InterruptedException ie) {
            logger.error(String.format("Interrupted while connecting to %s:%d", clusterNode.getMachineName(),
                    clusterNode.getPort()));
            Thread.currentThread().interrupt();
        }
        return false;
    }
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                if (partition == null) {
                    logger.error("Illegal partition for clusterNode - " + clusterNode);
                    return;
                }

                ClusterNode oldNode = partitionNodeMap.remove(partition);
                if (oldNode != null && !oldNode.equals(clusterNode)) {
                    removeChannel(partition);
                }
                partitionNodeMap.forcePut(partition, clusterNode);
            }
        } finally {
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