Examples with Builder org.elasticsearch.cluster.ClusterState.Builder used on opensource projects

Example 1 with Builder

use of org.elasticsearch.cluster.ClusterState.Builder in project elasticsearch by elastic.

the class ClusterService method patchVersionsAndNoMasterBlocks.

private ClusterState patchVersionsAndNoMasterBlocks(ClusterState previousClusterState, ClusterTasksResult<Object> executionResult) {
    ClusterState newClusterState = executionResult.resultingState;
    if (executionResult.noMaster) {
        assert newClusterState == previousClusterState : "state can only be changed by ClusterService when noMaster = true";
        if (previousClusterState.nodes().getMasterNodeId() != null) {
            // remove block if it already exists before adding new one
            assert previousClusterState.blocks().hasGlobalBlock(discoverySettings.getNoMasterBlock().id()) == false : "NO_MASTER_BLOCK should only be added by ClusterService";
            ClusterBlocks clusterBlocks = ClusterBlocks.builder().blocks(previousClusterState.blocks()).addGlobalBlock(discoverySettings.getNoMasterBlock()).build();
            DiscoveryNodes discoveryNodes = new DiscoveryNodes.Builder(previousClusterState.nodes()).masterNodeId(null).build();
            newClusterState = ClusterState.builder(previousClusterState).blocks(clusterBlocks).nodes(discoveryNodes).build();
        }
    } else if (newClusterState.nodes().isLocalNodeElectedMaster() && previousClusterState != newClusterState) {
        // only the master controls the version numbers
        Builder builder = ClusterState.builder(newClusterState).incrementVersion();
        if (previousClusterState.routingTable() != newClusterState.routingTable()) {
            builder.routingTable(RoutingTable.builder(newClusterState.routingTable()).version(newClusterState.routingTable().version() + 1).build());
        }
        if (previousClusterState.metaData() != newClusterState.metaData()) {
            builder.metaData(MetaData.builder(newClusterState.metaData()).version(newClusterState.metaData().version() + 1));
        }
        // remove the no master block, if it exists
        if (newClusterState.blocks().hasGlobalBlock(discoverySettings.getNoMasterBlock().id())) {
            builder.blocks(ClusterBlocks.builder().blocks(newClusterState.blocks()).removeGlobalBlock(discoverySettings.getNoMasterBlock().id()));
        }
        newClusterState = builder.build();
    }
    assert newClusterState.nodes().getMasterNodeId() == null || newClusterState.blocks().hasGlobalBlock(discoverySettings.getNoMasterBlock().id()) == false : "cluster state with master node must not have NO_MASTER_BLOCK";
    return newClusterState;
}

Example 2 with Builder

use of org.elasticsearch.cluster.ClusterState.Builder in project crate by crate.

the class MasterService method patchVersions.

private ClusterState patchVersions(ClusterState previousClusterState, ClusterTasksResult<?> executionResult) {
    ClusterState newClusterState = executionResult.resultingState;
    if (previousClusterState != newClusterState) {
        // only the master controls the version numbers
        Builder builder = incrementVersion(newClusterState);
        if (previousClusterState.routingTable() != newClusterState.routingTable()) {
            builder.routingTable(RoutingTable.builder(newClusterState.routingTable()).version(newClusterState.routingTable().version() + 1).build());
        }
        if (previousClusterState.metadata() != newClusterState.metadata()) {
            builder.metadata(Metadata.builder(newClusterState.metadata()).version(newClusterState.metadata().version() + 1));
        }
        newClusterState = builder.build();
    }
    return newClusterState;
}

Example 3 with Builder

use of org.elasticsearch.cluster.ClusterState.Builder in project crate by crate.

the class TransportAddVotingConfigExclusionsActionTests method testReturnsImmediatelyIfVoteAlreadyWithdrawn.

public void testReturnsImmediatelyIfVoteAlreadyWithdrawn() throws InterruptedException {
    final ClusterState state = clusterService.state();
    setState(clusterService, builder(state).metadata(Metadata.builder(state.metadata()).coordinationMetadata(CoordinationMetadata.builder(state.coordinationMetadata()).lastCommittedConfiguration(VotingConfiguration.of(localNode, otherNode2)).lastAcceptedConfiguration(VotingConfiguration.of(localNode, otherNode2)).build())));
    final CountDownLatch countDownLatch = new CountDownLatch(1);
    // no observer to reconfigure
    transportService.sendRequest(localNode, AddVotingConfigExclusionsAction.NAME, new AddVotingConfigExclusionsRequest(new String[] { "other1" }, TimeValue.ZERO), expectSuccess(r -> {
        assertNotNull(r);
        countDownLatch.countDown();
    }));
    assertTrue(countDownLatch.await(30, TimeUnit.SECONDS));
    assertThat(clusterService.getClusterApplierService().state().getVotingConfigExclusions(), contains(otherNode1Exclusion));
}

Example 4 with Builder

use of org.elasticsearch.cluster.ClusterState.Builder in project crate by crate.

the class TransportAddVotingConfigExclusionsActionTests method setupForTest.

@Before
public void setupForTest() {
    final MockTransport transport = new MockTransport();
    transportService = transport.createTransportService(Settings.EMPTY, threadPool, boundTransportAddress -> localNode, null);
    new TransportAddVotingConfigExclusionsAction(transportService, clusterService, threadPool, // registers action
    new IndexNameExpressionResolver());
    transportService.start();
    transportService.acceptIncomingRequests();
    final VotingConfiguration allNodesConfig = VotingConfiguration.of(localNode, otherNode1, otherNode2);
    setState(clusterService, builder(new ClusterName("cluster")).nodes(new Builder().add(localNode).add(otherNode1).add(otherNode2).add(otherDataNode).localNodeId(localNode.getId()).masterNodeId(localNode.getId())).metadata(Metadata.builder().coordinationMetadata(CoordinationMetadata.builder().lastAcceptedConfiguration(allNodesConfig).lastCommittedConfiguration(allNodesConfig).build())));
    clusterStateObserver = new ClusterStateObserver(clusterService, null, logger);
}

Example 5 with Builder

use of org.elasticsearch.cluster.ClusterState.Builder in project crate by crate.

the class TransportAddVotingConfigExclusionsActionTests method testReturnsErrorIfMaximumExclusionCountExceeded.

public void testReturnsErrorIfMaximumExclusionCountExceeded() throws InterruptedException {
    final Metadata.Builder metadataBuilder = Metadata.builder(clusterService.state().metadata()).persistentSettings(Settings.builder().put(clusterService.state().metadata().persistentSettings()).put(MAXIMUM_VOTING_CONFIG_EXCLUSIONS_SETTING.getKey(), 2).build());
    CoordinationMetadata.Builder coordinationMetadataBuilder = CoordinationMetadata.builder(clusterService.state().coordinationMetadata()).addVotingConfigExclusion(localNodeExclusion);
    final int existingCount, newCount;
    if (randomBoolean()) {
        coordinationMetadataBuilder.addVotingConfigExclusion(otherNode1Exclusion);
        existingCount = 2;
        newCount = 1;
    } else {
        existingCount = 1;
        newCount = 2;
    }
    metadataBuilder.coordinationMetadata(coordinationMetadataBuilder.build());
    final ClusterState.Builder builder = builder(clusterService.state()).metadata(metadataBuilder);
    setState(clusterService, builder);
    final CountDownLatch countDownLatch = new CountDownLatch(1);
    final SetOnce<TransportException> exceptionHolder = new SetOnce<>();
    transportService.sendRequest(localNode, AddVotingConfigExclusionsAction.NAME, new AddVotingConfigExclusionsRequest(new String[] { "other*" }), expectError(e -> {
        exceptionHolder.set(e);
        countDownLatch.countDown();
    }));
    assertTrue(countDownLatch.await(30, TimeUnit.SECONDS));
    final Throwable rootCause = exceptionHolder.get().getRootCause();
    assertThat(rootCause, instanceOf(IllegalArgumentException.class));
    assertThat(rootCause.getMessage(), equalTo("add voting config exclusions request for [other*] would add [" + newCount + "] exclusions to the existing [" + existingCount + "] which would exceed the maximum of [2] set by [cluster.max_voting_config_exclusions]"));
}