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

Example 16 with VotingConfiguration

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

the class CoordinationStateTests method testHandleCommitWithBadVersion.

public void testHandleCommitWithBadVersion() {
    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, 7L);
    PublishRequest publishRequest = cs1.handleClientValue(state2);
    cs1.handlePublishRequest(publishRequest);
    assertThat(expectThrows(CoordinationStateRejectedException.class, () -> cs1.handleCommit(new ApplyCommitRequest(node1, startJoinRequest1.getTerm(), randomLongBetween(3, 10)))).getMessage(), containsString("does not match current version"));
}

Example 17 with VotingConfiguration

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

the class CoordinationStateTests method testJoinDoesNotWinElection.

public void testJoinDoesNotWinElection() {
    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);
    ClusterState state2 = clusterState(startJoinRequest1.getTerm(), randomLongBetween(2, 20), node1, initialConfig, initialConfig, 42L);
    cs1.handlePublishRequest(new PublishRequest(state2));
    StartJoinRequest startJoinRequest2 = new StartJoinRequest(node2, randomLongBetween(startJoinRequest1.getTerm() + 1, 10));
    Join v1 = cs1.handleStartJoin(startJoinRequest2);
    Join join = new Join(node2, node1, v1.getTerm(), randomLongBetween(0, state2.term()), randomLongBetween(0, state2.version()));
    assertTrue(cs1.handleJoin(join));
    assertFalse(cs1.electionWon());
    assertEquals(cs1.getLastPublishedVersion(), 0L);
    assertFalse(cs1.handleJoin(join));
}

Example 18 with VotingConfiguration

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

the class CoordinationStateTests method testHandleClientValueWithConfigurationChangeButNoJoinQuorum.

public void testHandleClientValueWithConfigurationChangeButNoJoinQuorum() {
    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());
    VotingConfiguration newConfig = new VotingConfiguration(Collections.singleton(node2.getId()));
    ClusterState state2 = clusterState(startJoinRequest1.getTerm(), 2L, node1, initialConfig, newConfig, 42L);
    assertThat(expectThrows(CoordinationStateRejectedException.class, () -> cs1.handleClientValue(state2)).getMessage(), containsString("only allow reconfiguration if joinVotes have quorum for new config"));
}

Example 19 with VotingConfiguration

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

the class CoordinationStateTests method testHandleClientValueWithSameReconfigurationWhileAlreadyReconfiguring.

public void testHandleClientValueWithSameReconfigurationWhileAlreadyReconfiguring() {
    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);
    ClusterState state3 = clusterState(startJoinRequest1.getTerm(), 3L, node1, initialConfig, newConfig1, 42L);
    cs1.handleClientValue(state3);
}

Example 20 with VotingConfiguration

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

the class CoordinationStateTests method testHandlePublishResponseWithCommit.

public void testHandlePublishResponseWithCommit() {
    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(node1, publishResponse);
    assertTrue(applyCommit.isPresent());
    assertThat(applyCommit.get().getSourceNode(), equalTo(node1));
    assertThat(applyCommit.get().getTerm(), equalTo(state2.term()));
    assertThat(applyCommit.get().getVersion(), equalTo(state2.version()));
}