Examples with VotingConfiguration org.elasticsearch.cluster.coordination.CoordinationMetadata.VotingConfiguration used on opensource projects

Example 6 with VotingConfiguration

use of org.elasticsearch.cluster.coordination.CoordinationMetadata.VotingConfiguration in project crate by crate.

the class CoordinationStateTests method testJoinWithBadCurrentTerm.

public void testJoinWithBadCurrentTerm() {
    VotingConfiguration initialConfig = new VotingConfiguration(Collections.singleton(node1.getId()));
    ClusterState state1 = clusterState(0L, 0L, node1, initialConfig, initialConfig, 42L);
    cs1.setInitialState(state1);
    StartJoinRequest startJoinRequest1 = new StartJoinRequest(node2, randomLongBetween(1, 5));
    cs1.handleStartJoin(startJoinRequest1);
    Join badJoin = new Join(randomFrom(node1, node2), node1, randomLongBetween(0, startJoinRequest1.getTerm() - 1), randomNonNegativeLong(), randomNonNegativeLong());
    assertThat(expectThrows(CoordinationStateRejectedException.class, () -> cs1.handleJoin(badJoin)).getMessage(), containsString("does not match current term"));
}

Example 7 with VotingConfiguration

use of org.elasticsearch.cluster.coordination.CoordinationMetadata.VotingConfiguration in project crate by crate.

the class CoordinationStateTests method testHandleClientValueWithDifferentReconfigurationWhileAlreadyReconfiguring.

public void testHandleClientValueWithDifferentReconfigurationWhileAlreadyReconfiguring() {
    VotingConfiguration initialConfig = new VotingConfiguration(Collections.singleton(node1.getId()));
    ClusterState state1 = clusterState(0L, 0L, node1, initialConfig, initialConfig, 42L);
    cs1.setInitialState(state1);
    StartJoinRequest startJoinRequest1 = new StartJoinRequest(node1, randomLongBetween(1, 5));
    Join v1 = cs1.handleStartJoin(startJoinRequest1);
    Join v2 = cs2.handleStartJoin(startJoinRequest1);
    assertTrue(cs1.handleJoin(v1));
    assertTrue(cs1.electionWon());
    assertTrue(cs1.handleJoin(v2));
    VotingConfiguration newConfig1 = new VotingConfiguration(Collections.singleton(node2.getId()));
    ClusterState state2 = clusterState(startJoinRequest1.getTerm(), 2L, node1, initialConfig, newConfig1, 42L);
    PublishRequest publishRequest = cs1.handleClientValue(state2);
    cs1.handlePublishRequest(publishRequest);
    VotingConfiguration newConfig2 = new VotingConfiguration(Collections.singleton(node3.getId()));
    ClusterState state3 = clusterState(startJoinRequest1.getTerm(), 3L, node1, initialConfig, newConfig2, 42L);
    assertThat(expectThrows(CoordinationStateRejectedException.class, () -> cs1.handleClientValue(state3)).getMessage(), containsString("only allow reconfiguration while not already reconfiguring"));
}

Example 8 with VotingConfiguration

use of org.elasticsearch.cluster.coordination.CoordinationMetadata.VotingConfiguration in project crate by crate.

the class CoordinationStateTests method testHandlePublishRequestWithBadTerm.

public void testHandlePublishRequestWithBadTerm() {
    VotingConfiguration initialConfig = new VotingConfiguration(Collections.singleton(node1.getId()));
    ClusterState state1 = clusterState(0L, 0L, node1, initialConfig, initialConfig, 42L);
    cs1.setInitialState(state1);
    StartJoinRequest startJoinRequest1 = new StartJoinRequest(node1, randomLongBetween(1, 5));
    Join v1 = cs1.handleStartJoin(startJoinRequest1);
    if (randomBoolean()) {
        assertTrue(cs1.handleJoin(v1));
        assertTrue(cs1.electionWon());
    }
    long term = randomBoolean() ? randomLongBetween(startJoinRequest1.getTerm() + 1, 10) : randomLongBetween(0, startJoinRequest1.getTerm() - 1);
    ClusterState state2 = clusterState(term, 2L, node1, initialConfig, initialConfig, 42L);
    assertThat(expectThrows(CoordinationStateRejectedException.class, () -> cs1.handlePublishRequest(new PublishRequest(state2))).getMessage(), containsString("does not match current term"));
}

Example 9 with VotingConfiguration

use of org.elasticsearch.cluster.coordination.CoordinationMetadata.VotingConfiguration in project crate by crate.

the class CoordinationStateTests method testJoinDoesNotWinElectionWhenOnlyLastAcceptedConfigQuorum.

public void testJoinDoesNotWinElectionWhenOnlyLastAcceptedConfigQuorum() {
    VotingConfiguration configNode1 = new VotingConfiguration(Collections.singleton(node1.getId()));
    VotingConfiguration configNode2 = new VotingConfiguration(Collections.singleton(node2.getId()));
    ClusterState state1 = clusterState(0L, 0L, node1, configNode2, configNode1, 42L);
    cs1.setInitialState(state1);
    StartJoinRequest startJoinRequest = new StartJoinRequest(node1, randomLongBetween(1, 5));
    Join join = cs1.handleStartJoin(startJoinRequest);
    assertTrue(cs1.handleJoin(join));
    assertFalse(cs1.electionWon());
    assertEquals(cs1.getLastPublishedVersion(), 0L);
    assertFalse(cs1.handleJoin(join));
}

Example 10 with VotingConfiguration

use of org.elasticsearch.cluster.coordination.CoordinationMetadata.VotingConfiguration in project crate by crate.

the class CoordinationStateTests method testHandlePublishResponseWithoutCommit.

public void testHandlePublishResponseWithoutCommit() {
    VotingConfiguration initialConfig = new VotingConfiguration(Collections.singleton(node1.getId()));
    ClusterState state1 = clusterState(0L, 0L, node1, initialConfig, initialConfig, 42L);
    cs1.setInitialState(state1);
    StartJoinRequest startJoinRequest1 = new StartJoinRequest(node1, randomLongBetween(1, 5));
    Join v1 = cs1.handleStartJoin(startJoinRequest1);
    assertTrue(cs1.handleJoin(v1));
    assertTrue(cs1.electionWon());
    ClusterState state2 = clusterState(startJoinRequest1.getTerm(), 2L, node1, initialConfig, initialConfig, 42L);
    PublishRequest publishRequest = cs1.handleClientValue(state2);
    PublishResponse publishResponse = cs1.handlePublishRequest(publishRequest);
    Optional<ApplyCommitRequest> applyCommit = cs1.handlePublishResponse(node2, publishResponse);
    assertFalse(applyCommit.isPresent());
}