use of io.aeron.cluster.service.ClientSession in project Aeron by real-logic.
the class ClusterNodeRestartTest method launchService.
private void launchService(final AtomicLong msgCounter) {
final ClusteredService service = new StubClusteredService() {
private int nextCorrelationId = 0;
private int counterValue = 0;
public void onStart(final Cluster cluster, final Image snapshotImage) {
super.onStart(cluster, snapshotImage);
if (null != snapshotImage) {
final FragmentHandler fragmentHandler = (buffer, offset, length, header) -> {
nextCorrelationId = buffer.getInt(offset);
offset += SIZE_OF_INT;
counterValue = buffer.getInt(offset);
offset += SIZE_OF_INT;
serviceState.set(buffer.getStringAscii(offset));
};
while (true) {
final int fragments = snapshotImage.poll(fragmentHandler, 1);
if (fragments == 1 || snapshotImage.isEndOfStream()) {
break;
}
idleStrategy.idle();
}
}
}
public void onSessionMessage(final ClientSession session, final long timestamp, final DirectBuffer buffer, final int offset, final int length, final Header header) {
final int sentValue = buffer.getInt(offset + MESSAGE_VALUE_OFFSET);
assertEquals(counterValue, sentValue);
counterValue++;
serviceState.set(Integer.toString(counterValue));
msgCounter.getAndIncrement();
if (TIMER_MESSAGE_LENGTH == length) {
final long correlationId = serviceCorrelationId(nextCorrelationId++);
final long deadlineMs = timestamp + buffer.getLong(offset + TIMER_MESSAGE_DELAY_OFFSET);
while (!cluster.scheduleTimer(correlationId, deadlineMs)) {
idleStrategy.idle();
}
}
}
public void onTakeSnapshot(final ExclusivePublication snapshotPublication) {
final ExpandableArrayBuffer buffer = new ExpandableArrayBuffer();
int length = 0;
buffer.putInt(length, nextCorrelationId);
length += SIZE_OF_INT;
buffer.putInt(length, counterValue);
length += SIZE_OF_INT;
length += buffer.putStringAscii(length, Integer.toString(counterValue));
snapshotPublication.offer(buffer, 0, length);
}
};
container = ClusteredServiceContainer.launch(new ClusteredServiceContainer.Context().clusteredService(service).terminationHook(ClusterTests.NOOP_TERMINATION_HOOK).errorHandler(ClusterTests.errorHandler(0)));
}
use of io.aeron.cluster.service.ClientSession in project Aeron by real-logic.
the class ClusterNodeTest method launchTimedService.
private ClusteredServiceContainer launchTimedService() {
final ClusteredService clusteredService = new StubClusteredService() {
private final ExpandableArrayBuffer buffer = new ExpandableArrayBuffer();
private long clusterSessionId;
private int nextCorrelationId;
private String msg;
public void onSessionMessage(final ClientSession session, final long timestamp, final DirectBuffer buffer, final int offset, final int length, final Header header) {
clusterSessionId = session.id();
msg = buffer.getStringWithoutLengthAscii(offset, length);
final long correlationId = serviceCorrelationId(nextCorrelationId++);
idleStrategy.reset();
while (!cluster.scheduleTimer(correlationId, timestamp + 100)) {
idleStrategy.idle();
}
}
public void onTimerEvent(final long correlationId, final long timestamp) {
final String responseMsg = msg + "-scheduled";
buffer.putStringWithoutLengthAscii(0, responseMsg);
final ClientSession clientSession = cluster.getClientSession(clusterSessionId);
idleStrategy.reset();
while (clientSession.offer(buffer, 0, responseMsg.length()) < 0) {
idleStrategy.idle();
}
}
};
return ClusteredServiceContainer.launch(new ClusteredServiceContainer.Context().clusteredService(clusteredService).terminationHook(ClusterTests.NOOP_TERMINATION_HOOK).errorHandler(ClusterTests.errorHandler(0)));
}
use of io.aeron.cluster.service.ClientSession in project aeron by real-logic.
the class ClusterNodeTest method launchTimedService.
private ClusteredServiceContainer launchTimedService() {
final ClusteredService clusteredService = new StubClusteredService() {
private final ExpandableArrayBuffer buffer = new ExpandableArrayBuffer();
private long clusterSessionId;
private int nextCorrelationId;
private String msg;
public void onSessionMessage(final ClientSession session, final long timestamp, final DirectBuffer buffer, final int offset, final int length, final Header header) {
clusterSessionId = session.id();
msg = buffer.getStringWithoutLengthAscii(offset, length);
final long correlationId = serviceCorrelationId(nextCorrelationId++);
idleStrategy.reset();
while (!cluster.scheduleTimer(correlationId, timestamp + 100)) {
idleStrategy.idle();
}
}
public void onTimerEvent(final long correlationId, final long timestamp) {
final String responseMsg = msg + "-scheduled";
buffer.putStringWithoutLengthAscii(0, responseMsg);
final ClientSession clientSession = cluster.getClientSession(clusterSessionId);
idleStrategy.reset();
while (clientSession.offer(buffer, 0, responseMsg.length()) < 0) {
idleStrategy.idle();
}
}
};
return ClusteredServiceContainer.launch(new ClusteredServiceContainer.Context().clusteredService(clusteredService).terminationHook(ClusterTests.NOOP_TERMINATION_HOOK).errorHandler(ClusterTests.errorHandler(0)));
}
use of io.aeron.cluster.service.ClientSession in project aeron by real-logic.
the class ClusterTimerTest method shouldRescheduleTimerWhenSchedulingWithExistingCorrelationId.
@Test
@InterruptAfter(10)
void shouldRescheduleTimerWhenSchedulingWithExistingCorrelationId() {
final AtomicLong timerCounter1 = new AtomicLong();
final AtomicLong timerCounter2 = new AtomicLong();
final ClusteredService service = new StubClusteredService() {
public void onSessionOpen(final ClientSession session, final long timestamp) {
// Too far in the future
schedule(1, timestamp + 1_000_000);
schedule(1, timestamp + 20);
schedule(2, timestamp + 30);
}
public void onTimerEvent(final long correlationId, final long timestamp) {
if (correlationId == 1) {
timerCounter1.incrementAndGet();
} else {
timerCounter2.incrementAndGet();
}
}
private void schedule(final long correlationId, final long deadlineMs) {
idleStrategy.reset();
while (!cluster.scheduleTimer(correlationId, deadlineMs)) {
idleStrategy.idle();
}
}
};
container = ClusteredServiceContainer.launch(new ClusteredServiceContainer.Context().clusteredService(service).terminationHook(ClusterTests.NOOP_TERMINATION_HOOK).errorHandler(ClusterTests.errorHandler(0)));
connectClient();
Tests.awaitValue(timerCounter2, 1);
assertEquals(1, timerCounter1.get());
ClusterTests.failOnClusterError();
}
use of io.aeron.cluster.service.ClientSession in project aeron by real-logic.
the class ClusterNodeRestartTest method launchService.
private void launchService(final AtomicLong msgCounter) {
final ClusteredService service = new StubClusteredService() {
private int nextCorrelationId = 0;
private int counterValue = 0;
public void onStart(final Cluster cluster, final Image snapshotImage) {
super.onStart(cluster, snapshotImage);
if (null != snapshotImage) {
final FragmentHandler fragmentHandler = (buffer, offset, length, header) -> {
nextCorrelationId = buffer.getInt(offset);
offset += SIZE_OF_INT;
counterValue = buffer.getInt(offset);
offset += SIZE_OF_INT;
serviceState.set(buffer.getStringAscii(offset));
};
while (true) {
final int fragments = snapshotImage.poll(fragmentHandler, 1);
if (fragments == 1 || snapshotImage.isEndOfStream()) {
break;
}
idleStrategy.idle();
}
}
}
public void onSessionMessage(final ClientSession session, final long timestamp, final DirectBuffer buffer, final int offset, final int length, final Header header) {
final int sentValue = buffer.getInt(offset + MESSAGE_VALUE_OFFSET);
assertEquals(counterValue, sentValue);
counterValue++;
serviceState.set(Integer.toString(counterValue));
msgCounter.getAndIncrement();
if (TIMER_MESSAGE_LENGTH == length) {
final long correlationId = serviceCorrelationId(nextCorrelationId++);
final long deadlineMs = timestamp + buffer.getLong(offset + TIMER_MESSAGE_DELAY_OFFSET);
while (!cluster.scheduleTimer(correlationId, deadlineMs)) {
idleStrategy.idle();
}
}
}
public void onTakeSnapshot(final ExclusivePublication snapshotPublication) {
final ExpandableArrayBuffer buffer = new ExpandableArrayBuffer();
int length = 0;
buffer.putInt(length, nextCorrelationId);
length += SIZE_OF_INT;
buffer.putInt(length, counterValue);
length += SIZE_OF_INT;
length += buffer.putStringAscii(length, Integer.toString(counterValue));
snapshotPublication.offer(buffer, 0, length);
}
};
container = ClusteredServiceContainer.launch(new ClusteredServiceContainer.Context().clusteredService(service).terminationHook(ClusterTests.NOOP_TERMINATION_HOOK).errorHandler(ClusterTests.errorHandler(0)));
}
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