Examples with TestCluster io.aeron.test.cluster.TestCluster used on opensource projects

Example 1 with TestCluster

use of io.aeron.test.cluster.TestCluster in project Aeron by real-logic.

the class ClusterBackupTest method shouldBackupClusterNoSnapshotsAndNonEmptyLogWithReQuery.

@Test
@InterruptAfter(30)
public void shouldBackupClusterNoSnapshotsAndNonEmptyLogWithReQuery() {
    final TestCluster cluster = aCluster().withStaticNodes(3).start();
    systemTestWatcher.cluster(cluster);
    final TestNode leader = cluster.awaitLeader();
    final int messageCount = 10;
    cluster.connectClient();
    cluster.sendMessages(messageCount);
    cluster.awaitResponseMessageCount(messageCount);
    cluster.awaitServicesMessageCount(messageCount);
    final long logPosition = leader.service().cluster().logPosition();
    final TestBackupNode backupNode = cluster.startClusterBackupNode(true);
    cluster.awaitBackupState(ClusterBackup.State.BACKING_UP);
    cluster.awaitBackupLiveLogPosition(logPosition);
    assertTrue(backupNode.nextBackupQueryDeadlineMs(0));
    cluster.sendMessages(5);
    cluster.awaitResponseMessageCount(messageCount + 5);
    cluster.awaitServiceMessageCount(leader, messageCount + 5);
    final long nextLogPosition = leader.service().cluster().logPosition();
    cluster.awaitBackupState(ClusterBackup.State.BACKING_UP);
    cluster.awaitBackupLiveLogPosition(nextLogPosition);
    cluster.stopAllNodes();
    final TestNode node = cluster.startStaticNodeFromBackup();
    cluster.awaitLeader();
    assertEquals(messageCount + 5, node.service().messageCount());
}

Example 2 with TestCluster

use of io.aeron.test.cluster.TestCluster in project Aeron by real-logic.

the class ClusterBackupTest method shouldBackupClusterWithSnapshot.

@Test
@InterruptAfter(30)
public void shouldBackupClusterWithSnapshot() {
    final TestCluster cluster = aCluster().withStaticNodes(3).start();
    systemTestWatcher.cluster(cluster);
    final TestNode leader = cluster.awaitLeader();
    final int messageCount = 10;
    cluster.connectClient();
    cluster.sendMessages(messageCount);
    cluster.awaitResponseMessageCount(messageCount);
    cluster.awaitServicesMessageCount(messageCount);
    cluster.takeSnapshot(leader);
    cluster.awaitSnapshotCount(1);
    final long logPosition = leader.service().cluster().logPosition();
    cluster.startClusterBackupNode(true);
    cluster.awaitBackupState(ClusterBackup.State.BACKING_UP);
    cluster.awaitBackupLiveLogPosition(logPosition);
    cluster.stopAllNodes();
    final TestNode node = cluster.startStaticNodeFromBackup();
    cluster.awaitLeader();
    assertEquals(messageCount, node.service().messageCount());
    assertTrue(node.service().wasSnapshotLoaded());
}

Example 3 with TestCluster

use of io.aeron.test.cluster.TestCluster in project Aeron by real-logic.

the class ClusterBackupTest method shouldBeAbleToGetTimeOfNextBackupQuery.

@Test
@InterruptAfter(30)
public void shouldBeAbleToGetTimeOfNextBackupQuery() {
    final TestCluster cluster = aCluster().withStaticNodes(3).start();
    systemTestWatcher.cluster(cluster);
    cluster.awaitLeader();
    final TestBackupNode backupNode = cluster.startClusterBackupNode(true);
    cluster.awaitBackupState(ClusterBackup.State.BACKING_UP);
    final long nowMs = backupNode.epochClock().time();
    assertThat(backupNode.nextBackupQueryDeadlineMs(), greaterThan(nowMs));
}

Example 4 with TestCluster

use of io.aeron.test.cluster.TestCluster in project Aeron by real-logic.

the class ClusterBackupTest method shouldBackupClusterNoSnapshotsAndNonEmptyLogWithFailure.

@Test
@InterruptAfter(60)
public void shouldBackupClusterNoSnapshotsAndNonEmptyLogWithFailure() {
    final TestCluster cluster = aCluster().withStaticNodes(3).start();
    systemTestWatcher.cluster(cluster);
    final TestNode leaderOne = cluster.awaitLeader();
    final int messageCount = 10;
    final AeronCluster aeronCluster = cluster.connectClient();
    cluster.sendMessages(messageCount);
    cluster.awaitResponseMessageCount(messageCount);
    cluster.awaitServicesMessageCount(messageCount);
    final long logPosition = leaderOne.service().cluster().logPosition();
    cluster.startClusterBackupNode(true);
    aeronCluster.sendKeepAlive();
    cluster.awaitBackupState(ClusterBackup.State.BACKING_UP);
    aeronCluster.sendKeepAlive();
    cluster.awaitBackupLiveLogPosition(logPosition);
    cluster.stopNode(leaderOne);
    final TestNode leaderTwo = cluster.awaitLeader();
    cluster.awaitNewLeadershipEvent(1);
    cluster.sendMessages(5);
    cluster.awaitResponseMessageCount(messageCount + 5);
    final long nextLogPosition = leaderTwo.service().cluster().logPosition();
    cluster.awaitBackupState(ClusterBackup.State.BACKING_UP);
    cluster.awaitBackupLiveLogPosition(nextLogPosition);
    cluster.stopAllNodes();
    final TestNode node = cluster.startStaticNodeFromBackup();
    cluster.awaitLeader();
    assertEquals(messageCount + 5, node.service().messageCount());
    assertFalse(node.service().wasSnapshotLoaded());
}

Example 5 with TestCluster

use of io.aeron.test.cluster.TestCluster in project Aeron by real-logic.

the class ClusterBackupTest method shouldBackupClusterNoSnapshotsAndThenSendMessages.

@Test
@InterruptAfter(30)
public void shouldBackupClusterNoSnapshotsAndThenSendMessages() {
    final TestCluster cluster = aCluster().withStaticNodes(3).start();
    systemTestWatcher.cluster(cluster);
    final TestNode leader = cluster.awaitLeader();
    cluster.startClusterBackupNode(true);
    cluster.awaitBackupState(ClusterBackup.State.BACKING_UP);
    final int messageCount = 10;
    cluster.connectClient();
    cluster.sendMessages(messageCount);
    cluster.awaitResponseMessageCount(messageCount);
    cluster.awaitServicesMessageCount(messageCount);
    final long logPosition = leader.service().cluster().logPosition();
    cluster.awaitBackupLiveLogPosition(logPosition);
    cluster.stopAllNodes();
    final TestNode node = cluster.startStaticNodeFromBackup();
    cluster.awaitLeader();
    assertEquals(messageCount, node.service().messageCount());
    assertFalse(node.service().wasSnapshotLoaded());
}