Examples with ClusterFormationState org.opensearch.cluster.coordination.ClusterFormationFailureHelper.ClusterFormationState used on opensource projects

Example 1 with ClusterFormationState

use of org.opensearch.cluster.coordination.ClusterFormationFailureHelper.ClusterFormationState in project OpenSearch by opensearch-project.

the class ClusterFormationFailureHelperTests method testDescriptionOnMasterIneligibleNodes.

public void testDescriptionOnMasterIneligibleNodes() {
    final DiscoveryNode localNode = new DiscoveryNode("local", buildNewFakeTransportAddress(), emptyMap(), emptySet(), Version.CURRENT);
    final ClusterState clusterState = ClusterState.builder(ClusterName.DEFAULT).version(12L).metadata(Metadata.builder().coordinationMetadata(CoordinationMetadata.builder().term(4L).build())).nodes(DiscoveryNodes.builder().add(localNode).localNodeId(localNode.getId())).build();
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), emptyList(), 15L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet: have discovered []; discovery will continue using [] from hosts providers " + "and [] from last-known cluster state; node term 15, last-accepted version 12 in term 4"));
    final TransportAddress otherAddress = buildNewFakeTransportAddress();
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, singletonList(otherAddress), emptyList(), 16L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet: have discovered []; discovery will continue using [" + otherAddress + "] from hosts providers and [] from last-known cluster state; node term 16, last-accepted version 12 in term 4"));
    final DiscoveryNode otherNode = new DiscoveryNode("other", buildNewFakeTransportAddress(), Version.CURRENT);
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), singletonList(otherNode), 17L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet: have discovered [" + otherNode + "]; discovery will continue using [] from hosts providers " + "and [] from last-known cluster state; node term 17, last-accepted version 12 in term 4"));
}

Example 2 with ClusterFormationState

use of org.opensearch.cluster.coordination.ClusterFormationFailureHelper.ClusterFormationState in project OpenSearch by opensearch-project.

the class ClusterFormationFailureHelperTests method testDescriptionAfterDetachCluster.

public void testDescriptionAfterDetachCluster() {
    final DiscoveryNode localNode = new DiscoveryNode("local", buildNewFakeTransportAddress(), Version.CURRENT);
    final ClusterState clusterState = state(localNode, VotingConfiguration.MUST_JOIN_ELECTED_MASTER.getNodeIds().toArray(new String[0]));
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), emptyList(), 0L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet and this node was detached from its previous cluster, " + "have discovered []; " + "discovery will continue using [] from hosts providers and [" + localNode + "] from last-known cluster state; node term 0, last-accepted version 0 in term 0"));
    final TransportAddress otherAddress = buildNewFakeTransportAddress();
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, singletonList(otherAddress), emptyList(), 0L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet and this node was detached from its previous cluster, " + "have discovered []; " + "discovery will continue using [" + otherAddress + "] from hosts providers and [" + localNode + "] from last-known cluster state; node term 0, last-accepted version 0 in term 0"));
    final DiscoveryNode otherNode = new DiscoveryNode("otherNode", buildNewFakeTransportAddress(), Version.CURRENT);
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), singletonList(otherNode), 0L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet and this node was detached from its previous cluster, " + "have discovered [" + otherNode + "]; " + "discovery will continue using [] from hosts providers and [" + localNode + "] from last-known cluster state; node term 0, last-accepted version 0 in term 0"));
    final DiscoveryNode yetAnotherNode = new DiscoveryNode("yetAnotherNode", buildNewFakeTransportAddress(), Version.CURRENT);
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), singletonList(yetAnotherNode), 0L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet and this node was detached from its previous cluster, " + "have discovered [" + yetAnotherNode + "]; " + "discovery will continue using [] from hosts providers and [" + localNode + "] from last-known cluster state; node term 0, last-accepted version 0 in term 0"));
}

Example 3 with ClusterFormationState

use of org.opensearch.cluster.coordination.ClusterFormationFailureHelper.ClusterFormationState in project OpenSearch by opensearch-project.

the class ClusterFormationFailureHelperTests method testDescriptionForBWCState.

public void testDescriptionForBWCState() {
    final DiscoveryNode localNode = new DiscoveryNode("local", buildNewFakeTransportAddress(), emptyMap(), emptySet(), Version.CURRENT);
    final ClusterState clusterState = ClusterState.builder(ClusterName.DEFAULT).metadata(Metadata.builder().version(// check that we use metadata version in case of BWC term 0
    42L).coordinationMetadata(CoordinationMetadata.builder().term(Coordinator.ZEN1_BWC_TERM).build()).build()).nodes(DiscoveryNodes.builder().add(localNode).localNodeId(localNode.getId())).build();
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), emptyList(), 15L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet: have discovered []; discovery will continue using [] from hosts providers " + "and [] from last-known cluster state; node term 15, last-accepted version 42 in term 0"));
}

Example 4 with ClusterFormationState

use of org.opensearch.cluster.coordination.ClusterFormationFailureHelper.ClusterFormationState in project OpenSearch by opensearch-project.

the class ClusterFormationFailureHelperTests method testScheduling.

public void testScheduling() {
    final long expectedDelayMillis;
    final Settings.Builder settingsBuilder = Settings.builder();
    if (randomBoolean()) {
        expectedDelayMillis = ClusterFormationFailureHelper.DISCOVERY_CLUSTER_FORMATION_WARNING_TIMEOUT_SETTING.get(Settings.EMPTY).millis();
    } else {
        expectedDelayMillis = randomLongBetween(100, 100000);
        settingsBuilder.put(ClusterFormationFailureHelper.DISCOVERY_CLUSTER_FORMATION_WARNING_TIMEOUT_SETTING.getKey(), expectedDelayMillis + "ms");
    }
    final DiscoveryNode localNode = new DiscoveryNode("local", buildNewFakeTransportAddress(), emptyMap(), emptySet(), Version.CURRENT);
    final ClusterState clusterState = ClusterState.builder(ClusterName.DEFAULT).nodes(DiscoveryNodes.builder().add(localNode).localNodeId(localNode.getId())).build();
    final DeterministicTaskQueue deterministicTaskQueue = new DeterministicTaskQueue(Settings.builder().put(NODE_NAME_SETTING.getKey(), "node").build(), random());
    final AtomicLong warningCount = new AtomicLong();
    final AtomicLong logLastFailedJoinAttemptWarningCount = new AtomicLong();
    final ClusterFormationFailureHelper clusterFormationFailureHelper = new ClusterFormationFailureHelper(settingsBuilder.build(), () -> {
        warningCount.incrementAndGet();
        return new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), emptyList(), 0L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info"));
    }, deterministicTaskQueue.getThreadPool(), logLastFailedJoinAttemptWarningCount::incrementAndGet);
    deterministicTaskQueue.runAllTasks();
    assertThat("should not schedule anything yet", warningCount.get(), is(0L));
    final long startTimeMillis = deterministicTaskQueue.getCurrentTimeMillis();
    clusterFormationFailureHelper.start();
    while (warningCount.get() == 0) {
        assertTrue(clusterFormationFailureHelper.isRunning());
        if (deterministicTaskQueue.hasRunnableTasks()) {
            deterministicTaskQueue.runRandomTask();
        } else {
            deterministicTaskQueue.advanceTime();
        }
    }
    assertThat(warningCount.get(), is(1L));
    assertThat(deterministicTaskQueue.getCurrentTimeMillis() - startTimeMillis, is(expectedDelayMillis));
    while (warningCount.get() < 5) {
        assertTrue(clusterFormationFailureHelper.isRunning());
        if (deterministicTaskQueue.hasRunnableTasks()) {
            deterministicTaskQueue.runRandomTask();
        } else {
            deterministicTaskQueue.advanceTime();
        }
    }
    assertThat(deterministicTaskQueue.getCurrentTimeMillis() - startTimeMillis, equalTo(5 * expectedDelayMillis));
    clusterFormationFailureHelper.stop();
    assertFalse(clusterFormationFailureHelper.isRunning());
    deterministicTaskQueue.runAllTasksInTimeOrder();
    assertThat(warningCount.get(), is(5L));
    assertThat(logLastFailedJoinAttemptWarningCount.get(), is(5L));
    warningCount.set(0);
    logLastFailedJoinAttemptWarningCount.set(0);
    clusterFormationFailureHelper.start();
    clusterFormationFailureHelper.stop();
    clusterFormationFailureHelper.start();
    final long secondStartTimeMillis = deterministicTaskQueue.getCurrentTimeMillis();
    while (warningCount.get() < 5) {
        assertTrue(clusterFormationFailureHelper.isRunning());
        if (deterministicTaskQueue.hasRunnableTasks()) {
            deterministicTaskQueue.runRandomTask();
        } else {
            deterministicTaskQueue.advanceTime();
        }
    }
    assertThat(deterministicTaskQueue.getCurrentTimeMillis() - secondStartTimeMillis, equalTo(5 * expectedDelayMillis));
    clusterFormationFailureHelper.stop();
    assertFalse(clusterFormationFailureHelper.isRunning());
    deterministicTaskQueue.runAllTasksInTimeOrder();
    assertThat(warningCount.get(), is(5L));
    assertThat(logLastFailedJoinAttemptWarningCount.get(), is(5L));
}

Example 5 with ClusterFormationState

use of org.opensearch.cluster.coordination.ClusterFormationFailureHelper.ClusterFormationState in project OpenSearch by opensearch-project.

the class ClusterFormationFailureHelperTests method testDescriptionBeforeBootstrapping.

public void testDescriptionBeforeBootstrapping() {
    final DiscoveryNode localNode = new DiscoveryNode("local", buildNewFakeTransportAddress(), Version.CURRENT);
    final ClusterState clusterState = ClusterState.builder(ClusterName.DEFAULT).version(7L).metadata(Metadata.builder().coordinationMetadata(CoordinationMetadata.builder().term(4L).build())).nodes(DiscoveryNodes.builder().add(localNode).localNodeId(localNode.getId())).build();
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), emptyList(), 1L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet, this node has not previously joined a bootstrapped cluster, and " + "[cluster.initial_master_nodes] is empty on this node: have discovered []; " + "discovery will continue using [] from hosts providers and [" + localNode + "] from last-known cluster state; node term 1, last-accepted version 7 in term 4"));
    final TransportAddress otherAddress = buildNewFakeTransportAddress();
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, singletonList(otherAddress), emptyList(), 2L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet, this node has not previously joined a bootstrapped cluster, and " + "[cluster.initial_master_nodes] is empty on this node: have discovered []; " + "discovery will continue using [" + otherAddress + "] from hosts providers and [" + localNode + "] from last-known cluster state; node term 2, last-accepted version 7 in term 4"));
    final DiscoveryNode otherNode = new DiscoveryNode("other", buildNewFakeTransportAddress(), Version.CURRENT);
    assertThat(new ClusterFormationState(Settings.EMPTY, clusterState, emptyList(), singletonList(otherNode), 3L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet, this node has not previously joined a bootstrapped cluster, and " + "[cluster.initial_master_nodes] is empty on this node: have discovered [" + otherNode + "]; " + "discovery will continue using [] from hosts providers and [" + localNode + "] from last-known cluster state; node term 3, last-accepted version 7 in term 4"));
    assertThat(new ClusterFormationState(Settings.builder().putList(INITIAL_MASTER_NODES_SETTING.getKey(), "other").build(), clusterState, emptyList(), emptyList(), 4L, electionStrategy, new StatusInfo(HEALTHY, "healthy-info")).getDescription(), is("master not discovered yet, this node has not previously joined a bootstrapped cluster, and " + "this node must discover master-eligible nodes [other] to bootstrap a cluster: have discovered []; " + "discovery will continue using [] from hosts providers and [" + localNode + "] from last-known cluster state; node term 4, last-accepted version 7 in term 4"));
}