Examples with MediaDriver io.aeron.driver.MediaDriver used on opensource projects

Example 56 with MediaDriver

use of io.aeron.driver.MediaDriver in project Aeron by real-logic.

the class RecordingDescriptorCollectorTest method shouldShouldNotReuseDescriptorIfPoolSizeIsZero.

@Test
void shouldShouldNotReuseDescriptorIfPoolSizeIsZero(@TempDir final Path tempDir) {
    try (MediaDriver mediaDriver = MediaDriver.launch(new MediaDriver.Context().dirDeleteOnStart(true));
        Archive ignore = Archive.launch(new Archive.Context().aeronDirectoryName(mediaDriver.aeronDirectoryName()).archiveDir(tempDir.resolve("archive").toFile()).deleteArchiveOnStart(true));
        Aeron aeron = Aeron.connect(new Aeron.Context().aeronDirectoryName(mediaDriver.aeronDirectoryName()));
        AeronArchive aeronArchive = AeronArchive.connect(new AeronArchive.Context().aeron(aeron).ownsAeronClient(false))) {
        createRecordings(aeronArchive, 3);
        final RecordingDescriptorCollector collector = new RecordingDescriptorCollector(0);
        long fromRecordingId = 0;
        int count = aeronArchive.listRecordings(fromRecordingId, 1, collector.reset());
        assertEquals(1, count);
        final RecordingDescriptor desc0 = collector.descriptors().get(0);
        fromRecordingId += count;
        count = aeronArchive.listRecordings(fromRecordingId, 1, collector.reset());
        assertEquals(1, count);
        final RecordingDescriptor desc1 = collector.descriptors().get(0);
        assertNotEquals(desc0.recordingId(), desc1.recordingId());
    }
}

Example 57 with MediaDriver

use of io.aeron.driver.MediaDriver in project Aeron by real-logic.

the class RecordingDescriptorCollectorTest method shouldCollectPagesOfRecordingDescriptors.

@Test
@InterruptAfter(10)
void shouldCollectPagesOfRecordingDescriptors(@TempDir final Path tempDir) {
    try (MediaDriver mediaDriver = MediaDriver.launch(new MediaDriver.Context().dirDeleteOnStart(true));
        Archive ignore = Archive.launch(new Archive.Context().aeronDirectoryName(mediaDriver.aeronDirectoryName()).archiveDir(tempDir.resolve("archive").toFile()).deleteArchiveOnStart(true));
        Aeron aeron = Aeron.connect(new Aeron.Context().aeronDirectoryName(mediaDriver.aeronDirectoryName()));
        AeronArchive aeronArchive = AeronArchive.connect(new AeronArchive.Context().aeron(aeron).ownsAeronClient(false))) {
        final int numRecordings = 10;
        createRecordings(aeronArchive, numRecordings);
        final RecordingDescriptorCollector collector = new RecordingDescriptorCollector(3);
        long fromRecordingId = 0;
        int count;
        while (0 < (count = aeronArchive.listRecordings(fromRecordingId, collector.poolSize(), collector.reset()))) {
            final List<RecordingDescriptor> descriptors = collector.descriptors();
            assertThat(count, lessThanOrEqualTo(collector.poolSize()));
            assertThat(descriptors.size(), lessThanOrEqualTo(collector.poolSize()));
            // noinspection OptionalGetWithoutIsPresent
            final long maxRecordingId = descriptors.stream().mapToLong(RecordingDescriptor::recordingId).max().getAsLong();
            fromRecordingId = maxRecordingId + 1;
        }
    }
}

Example 58 with MediaDriver

use of io.aeron.driver.MediaDriver in project Aeron by real-logic.

the class LifecycleTest method shouldStartAndStopInstantly.

@Test
@InterruptAfter(10)
void shouldStartAndStopInstantly() {
    final MediaDriver.Context driverCtx = new MediaDriver.Context().dirDeleteOnStart(true).errorHandler(Tests::onError);
    try (TestMediaDriver mediaDriver = TestMediaDriver.launch(driverCtx, testWatcher)) {
        final Aeron.Context clientCtx = new Aeron.Context().aeronDirectoryName(mediaDriver.aeronDirectoryName());
        final Aeron aeron = Aeron.connect(clientCtx);
        aeron.close();
    } finally {
        driverCtx.deleteDirectory();
    }
}

Example 59 with MediaDriver

use of io.aeron.driver.MediaDriver in project Aeron by real-logic.

the class LifecycleTest method shouldNotifyOfClientTimestampCounter.

@Test
@InterruptAfter(10)
void shouldNotifyOfClientTimestampCounter() {
    final MediaDriver.Context driverCtx = new MediaDriver.Context().dirDeleteOnStart(true).errorHandler(Tests::onError);
    try (TestMediaDriver mediaDriver = TestMediaDriver.launch(driverCtx, testWatcher)) {
        final Aeron.Context clientCtxOne = new Aeron.Context().aeronDirectoryName(mediaDriver.aeronDirectoryName());
        final Aeron.Context clientCtxTwo = new Aeron.Context().aeronDirectoryName(mediaDriver.aeronDirectoryName());
        try (Aeron aeron = Aeron.connect(clientCtxOne)) {
            final AvailableCounterHandler availableHandler = mock(AvailableCounterHandler.class);
            aeron.addAvailableCounterHandler(availableHandler);
            final UnavailableCounterHandler unavailableHandler = mock(UnavailableCounterHandler.class);
            aeron.addUnavailableCounterHandler(unavailableHandler);
            try (Aeron aeronTwo = Aeron.connect(clientCtxTwo)) {
                aeronTwo.addSubscription("aeron:ipc", 1001);
                verify(availableHandler, timeout(5000)).onAvailableCounter(any(), eq(clientCtxTwo.clientId()), anyInt());
            }
            verify(unavailableHandler, timeout(5000)).onUnavailableCounter(any(), eq(clientCtxTwo.clientId()), anyInt());
        }
    } finally {
        driverCtx.deleteDirectory();
    }
}

Example 60 with MediaDriver

use of io.aeron.driver.MediaDriver in project Aeron by real-logic.

the class BasicAuctionClusterClient method main.

/**
 * Main method for launching the process.
 *
 * @param args passed to the process.
 */
public static void main(final String[] args) {
    // <1>
    final int customerId = Integer.parseInt(System.getProperty("aeron.cluster.tutorial.customerId"));
    // <2>
    final int numOfBids = Integer.parseInt(System.getProperty("aeron.cluster.tutorial.numOfBids"));
    // <3>
    final int bidIntervalMs = Integer.parseInt(System.getProperty("aeron.cluster.tutorial.bidIntervalMs"));
    final String[] hostnames = System.getProperty("aeron.cluster.tutorial.hostnames", "localhost,localhost,localhost").split(",");
    final String ingressEndpoints = ingressEndpoints(Arrays.asList(hostnames));
    final BasicAuctionClusterClient client = new BasicAuctionClusterClient(customerId, numOfBids, bidIntervalMs);
    // tag::connect[]
    try (MediaDriver mediaDriver = MediaDriver.launchEmbedded(// <1>
    new MediaDriver.Context().threadingMode(ThreadingMode.SHARED).dirDeleteOnStart(true).dirDeleteOnShutdown(true));
        AeronCluster aeronCluster = AeronCluster.connect(new AeronCluster.Context().egressListener(// <2>
        client).egressChannel(// <3>
        "aeron:udp?endpoint=localhost:0").aeronDirectoryName(mediaDriver.aeronDirectoryName()).ingressChannel(// <4>
        "aeron:udp").ingressEndpoints(// <5>
        ingressEndpoints))) {
        // end::connect[]
        client.bidInAuction(aeronCluster);
    }
}