Examples with AeronCluster io.aeron.cluster.client.AeronCluster used on opensource projects

Example 31 with AeronCluster

use of io.aeron.cluster.client.AeronCluster in project aeron by real-logic.

the class ClusterNodeTest method shouldEchoMessageViaServiceUsingDirectOffer.

@Test
@InterruptAfter(10)
public void shouldEchoMessageViaServiceUsingDirectOffer() {
    final ExpandableArrayBuffer msgBuffer = new ExpandableArrayBuffer();
    final String msg = "Hello World!";
    msgBuffer.putStringWithoutLengthAscii(0, msg);
    final MutableInteger messageCount = new MutableInteger();
    final EgressListener listener = (clusterSessionId, timestamp, buffer, offset, length, header) -> {
        assertEquals(msg, buffer.getStringWithoutLengthAscii(offset, length));
        messageCount.value += 1;
    };
    container = launchEchoService();
    aeronCluster = connectToCluster(listener);
    offerMessage(msgBuffer, msg);
    awaitResponse(messageCount);
    ClusterTests.failOnClusterError();
}

Example 32 with AeronCluster

use of io.aeron.cluster.client.AeronCluster in project aeron by real-logic.

the class ClusterNodeTest method shouldEchoMessageViaServiceUsingTryClaim.

@Test
@InterruptAfter(10)
public void shouldEchoMessageViaServiceUsingTryClaim() {
    final ExpandableArrayBuffer msgBuffer = new ExpandableArrayBuffer();
    final String msg = "Hello World!";
    msgBuffer.putStringWithoutLengthAscii(0, msg);
    final MutableInteger messageCount = new MutableInteger();
    final EgressListener listener = (clusterSessionId, timestamp, buffer, offset, length, header) -> {
        assertEquals(msg, buffer.getStringWithoutLengthAscii(offset, length));
        messageCount.value += 1;
    };
    container = launchEchoService();
    aeronCluster = connectToCluster(listener);
    final BufferClaim bufferClaim = new BufferClaim();
    long publicationResult;
    do {
        publicationResult = aeronCluster.tryClaim(msg.length(), bufferClaim);
        if (publicationResult > 0) {
            final int offset = bufferClaim.offset() + AeronCluster.SESSION_HEADER_LENGTH;
            bufferClaim.buffer().putBytes(offset, msgBuffer, 0, msg.length());
            bufferClaim.commit();
        } else {
            Tests.yield();
        }
    } while (publicationResult < 0);
    offerMessage(msgBuffer, msg);
    awaitResponse(messageCount);
    ClusterTests.failOnClusterError();
}

Example 33 with AeronCluster

use of io.aeron.cluster.client.AeronCluster in project aeron by real-logic.

the class ClusterTest method shouldTakeASnapshotAfterReceivingAdminRequestOfTypeSnapshot.

@Test
@InterruptAfter(20)
void shouldTakeASnapshotAfterReceivingAdminRequestOfTypeSnapshot() {
    cluster = aCluster().withStaticNodes(3).withAuthorisationServiceSupplier(() -> AuthorisationService.ALLOW_ALL).start();
    systemTestWatcher.cluster(cluster);
    final TestNode leader = cluster.awaitLeader();
    final long requestCorrelationId = System.nanoTime();
    final MutableBoolean responseReceived = injectAdminResponseEgressListener(requestCorrelationId, AdminRequestType.SNAPSHOT, AdminResponseCode.OK, "");
    final AeronCluster client = cluster.connectClient();
    while (!client.sendAdminRequestToTakeASnapshot(requestCorrelationId)) {
        Tests.yield();
    }
    while (!responseReceived.get()) {
        client.pollEgress();
        Tests.yield();
    }
    cluster.awaitSnapshotCount(1);
    cluster.awaitNeutralControlToggle(leader);
}

Example 34 with AeronCluster

use of io.aeron.cluster.client.AeronCluster in project aeron by real-logic.

the class ClusterTest method shouldCloseClientOnTimeout.

@Test
@InterruptAfter(20)
public void shouldCloseClientOnTimeout() {
    cluster = aCluster().withStaticNodes(3).start();
    systemTestWatcher.cluster(cluster);
    final TestNode leader = cluster.awaitLeader();
    final AeronCluster client = cluster.connectClient();
    final ConsensusModule.Context context = leader.consensusModule().context();
    assertEquals(0, context.timedOutClientCounter().get());
    assertFalse(client.isClosed());
    Tests.sleep(NANOSECONDS.toMillis(context.sessionTimeoutNs()));
    cluster.shouldErrorOnClientClose(false);
    while (!client.isClosed()) {
        Tests.sleep(1);
        client.pollEgress();
    }
    assertEquals(1, context.timedOutClientCounter().get());
}

Example 35 with AeronCluster

use of io.aeron.cluster.client.AeronCluster in project aeron by real-logic.

the class MultiModuleSharedDriverTest method shouldSupportTwoMultiNodeClusters.

@Test
@InterruptAfter(30)
public void shouldSupportTwoMultiNodeClusters() {
    try (MultiClusterNode node0 = new MultiClusterNode(0, systemTestWatcher.dataCollector());
        MultiClusterNode node1 = new MultiClusterNode(1, systemTestWatcher.dataCollector())) {
        final MutableReference<String> egress = new MutableReference<>();
        final EgressListener egressListener = (clusterSessionId, timestamp, buffer, offset, length, header) -> egress.set(buffer.getStringWithoutLengthAscii(offset, length));
        try (AeronCluster client0 = AeronCluster.connect(new AeronCluster.Context().aeronDirectoryName(node0.archivingMediaDriver.mediaDriver().aeronDirectoryName()).egressListener(egressListener).ingressChannel("aeron:udp?term-length=64k").ingressEndpoints(TestCluster.ingressEndpoints(0, 2)).egressChannel("aeron:udp?endpoint=localhost:9020"));
            AeronCluster client1 = AeronCluster.connect(new AeronCluster.Context().aeronDirectoryName(node1.archivingMediaDriver.mediaDriver().aeronDirectoryName()).egressListener(egressListener).ingressChannel("aeron:udp?term-length=64k").ingressEndpoints(TestCluster.ingressEndpoints(1, 2)).egressChannel("aeron:udp?endpoint=localhost:9120"))) {
            echoMessage(client0, "Message 0", egress);
            echoMessage(client1, "Message 1", egress);
        }
    }
}