Examples with FlipMemberVotingStatesForAllShardsOutput org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.cluster.admin.rev151013.FlipMemberVotingStatesForAllShardsOutput used on opensource projects

Example 1 with FlipMemberVotingStatesForAllShardsOutput

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.cluster.admin.rev151013.FlipMemberVotingStatesForAllShardsOutput in project controller by opendaylight.

the class ClusterAdminRpcServiceTest method testFlipMemberVotingStates.

@Test
public void testFlipMemberVotingStates() throws Exception {
    String name = "testFlipMemberVotingStates";
    ServerConfigurationPayload persistedServerConfig = new ServerConfigurationPayload(Arrays.asList(new ServerInfo("member-1", true), new ServerInfo("member-2", true), new ServerInfo("member-3", false)));
    setupPersistedServerConfigPayload(persistedServerConfig, "member-1", name, "cars", "people");
    setupPersistedServerConfigPayload(persistedServerConfig, "member-2", name, "cars", "people");
    setupPersistedServerConfigPayload(persistedServerConfig, "member-3", name, "cars", "people");
    String moduleShardsConfig = "module-shards-member1-and-2-and-3.conf";
    final MemberNode leaderNode1 = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name).moduleShardsConfig(moduleShardsConfig).datastoreContextBuilder(DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(300).shardElectionTimeoutFactor(1)).build();
    final MemberNode replicaNode2 = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name).moduleShardsConfig(moduleShardsConfig).build();
    final MemberNode replicaNode3 = MemberNode.builder(memberNodes).akkaConfig("Member3").testName(name).moduleShardsConfig(moduleShardsConfig).build();
    leaderNode1.configDataStore().waitTillReady();
    leaderNode1.operDataStore().waitTillReady();
    replicaNode3.configDataStore().waitTillReady();
    replicaNode3.operDataStore().waitTillReady();
    verifyVotingStates(leaderNode1.configDataStore(), "cars", new SimpleEntry<>("member-1", TRUE), new SimpleEntry<>("member-2", TRUE), new SimpleEntry<>("member-3", FALSE));
    ClusterAdminRpcService service3 = new ClusterAdminRpcService(replicaNode3.configDataStore(), replicaNode3.operDataStore(), null);
    RpcResult<FlipMemberVotingStatesForAllShardsOutput> rpcResult = service3.flipMemberVotingStatesForAllShards().get(10, TimeUnit.SECONDS);
    FlipMemberVotingStatesForAllShardsOutput result = verifySuccessfulRpcResult(rpcResult);
    verifyShardResults(result.getShardResult(), successShardResult("cars", DataStoreType.Config), successShardResult("people", DataStoreType.Config), successShardResult("cars", DataStoreType.Operational), successShardResult("people", DataStoreType.Operational));
    verifyVotingStates(new AbstractDataStore[] { leaderNode1.configDataStore(), leaderNode1.operDataStore(), replicaNode2.configDataStore(), replicaNode2.operDataStore(), replicaNode3.configDataStore(), replicaNode3.operDataStore() }, new String[] { "cars", "people" }, new SimpleEntry<>("member-1", FALSE), new SimpleEntry<>("member-2", FALSE), new SimpleEntry<>("member-3", TRUE));
    // Leadership should have transferred to member 3 since it is the only remaining voting member.
    verifyRaftState(leaderNode1.configDataStore(), "cars", raftState -> {
        assertNotNull("Expected non-null leader Id", raftState.getLeader());
        assertTrue("Expected leader member-1. Actual: " + raftState.getLeader(), raftState.getLeader().contains("member-3"));
    });
    verifyRaftState(leaderNode1.operDataStore(), "cars", raftState -> {
        assertNotNull("Expected non-null leader Id", raftState.getLeader());
        assertTrue("Expected leader member-1. Actual: " + raftState.getLeader(), raftState.getLeader().contains("member-3"));
    });
    // Flip the voting states back to the original states.
    rpcResult = service3.flipMemberVotingStatesForAllShards().get(10, TimeUnit.SECONDS);
    result = verifySuccessfulRpcResult(rpcResult);
    verifyShardResults(result.getShardResult(), successShardResult("cars", DataStoreType.Config), successShardResult("people", DataStoreType.Config), successShardResult("cars", DataStoreType.Operational), successShardResult("people", DataStoreType.Operational));
    verifyVotingStates(new AbstractDataStore[] { leaderNode1.configDataStore(), leaderNode1.operDataStore(), replicaNode2.configDataStore(), replicaNode2.operDataStore(), replicaNode3.configDataStore(), replicaNode3.operDataStore() }, new String[] { "cars", "people" }, new SimpleEntry<>("member-1", TRUE), new SimpleEntry<>("member-2", TRUE), new SimpleEntry<>("member-3", FALSE));
    // Leadership should have transferred to member 1 or 2.
    verifyRaftState(leaderNode1.configDataStore(), "cars", raftState -> {
        assertNotNull("Expected non-null leader Id", raftState.getLeader());
        assertTrue("Expected leader member-1 or member-2. Actual: " + raftState.getLeader(), raftState.getLeader().contains("member-1") || raftState.getLeader().contains("member-2"));
    });
}

Example 2 with FlipMemberVotingStatesForAllShardsOutput

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.cluster.admin.rev151013.FlipMemberVotingStatesForAllShardsOutput in project controller by opendaylight.

the class ClusterAdminRpcService method flipMemberVotingStatesForAllShards.

@Override
public Future<RpcResult<FlipMemberVotingStatesForAllShardsOutput>> flipMemberVotingStatesForAllShards() {
    final List<Entry<ListenableFuture<Success>, ShardResultBuilder>> shardResultData = new ArrayList<>();
    Function<String, Object> messageSupplier = FlipShardMembersVotingStatus::new;
    LOG.info("Flip member voting states for all shards");
    sendMessageToManagerForConfiguredShards(DataStoreType.Config, shardResultData, messageSupplier);
    sendMessageToManagerForConfiguredShards(DataStoreType.Operational, shardResultData, messageSupplier);
    return waitForShardResults(shardResultData, shardResults -> new FlipMemberVotingStatesForAllShardsOutputBuilder().setShardResult(shardResults).build(), "Failed to change member voting states");
}

Example 3 with FlipMemberVotingStatesForAllShardsOutput

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.cluster.admin.rev151013.FlipMemberVotingStatesForAllShardsOutput in project controller by opendaylight.

the class ClusterAdminRpcServiceTest method testFlipMemberVotingStatesWithVotingMembersDown.

@Test
public void testFlipMemberVotingStatesWithVotingMembersDown() throws Exception {
    String name = "testFlipMemberVotingStatesWithVotingMembersDown";
    // Members 4, 5, and 6 are initially non-voting and simulated as down by not starting them up.
    ServerConfigurationPayload persistedServerConfig = new ServerConfigurationPayload(Arrays.asList(new ServerInfo("member-1", true), new ServerInfo("member-2", true), new ServerInfo("member-3", true), new ServerInfo("member-4", false), new ServerInfo("member-5", false), new ServerInfo("member-6", false)));
    setupPersistedServerConfigPayload(persistedServerConfig, "member-1", name, "cars", "people");
    setupPersistedServerConfigPayload(persistedServerConfig, "member-2", name, "cars", "people");
    setupPersistedServerConfigPayload(persistedServerConfig, "member-3", name, "cars", "people");
    String moduleShardsConfig = "module-shards-member1-and-2-and-3.conf";
    final MemberNode leaderNode1 = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name).moduleShardsConfig(moduleShardsConfig).datastoreContextBuilder(DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(300).shardElectionTimeoutFactor(1)).build();
    final MemberNode replicaNode2 = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name).moduleShardsConfig(moduleShardsConfig).build();
    final MemberNode replicaNode3 = MemberNode.builder(memberNodes).akkaConfig("Member3").testName(name).moduleShardsConfig(moduleShardsConfig).build();
    leaderNode1.configDataStore().waitTillReady();
    leaderNode1.operDataStore().waitTillReady();
    verifyVotingStates(leaderNode1.configDataStore(), "cars", new SimpleEntry<>("member-1", TRUE), new SimpleEntry<>("member-2", TRUE), new SimpleEntry<>("member-3", TRUE), new SimpleEntry<>("member-4", FALSE), new SimpleEntry<>("member-5", FALSE), new SimpleEntry<>("member-6", FALSE));
    ClusterAdminRpcService service1 = new ClusterAdminRpcService(leaderNode1.configDataStore(), leaderNode1.operDataStore(), null);
    RpcResult<FlipMemberVotingStatesForAllShardsOutput> rpcResult = service1.flipMemberVotingStatesForAllShards().get(10, TimeUnit.SECONDS);
    FlipMemberVotingStatesForAllShardsOutput result = verifySuccessfulRpcResult(rpcResult);
    verifyShardResults(result.getShardResult(), successShardResult("cars", DataStoreType.Config), successShardResult("people", DataStoreType.Config), successShardResult("cars", DataStoreType.Operational), successShardResult("people", DataStoreType.Operational));
    // Members 2 and 3 are now non-voting but should get replicated with the new new server config.
    verifyVotingStates(new AbstractDataStore[] { leaderNode1.configDataStore(), leaderNode1.operDataStore(), replicaNode2.configDataStore(), replicaNode2.operDataStore(), replicaNode3.configDataStore(), replicaNode3.operDataStore() }, new String[] { "cars", "people" }, new SimpleEntry<>("member-1", FALSE), new SimpleEntry<>("member-2", FALSE), new SimpleEntry<>("member-3", FALSE), new SimpleEntry<>("member-4", TRUE), new SimpleEntry<>("member-5", TRUE), new SimpleEntry<>("member-6", TRUE));
    // The leader (member 1) was changed to non-voting but it shouldn't be able to step down as leader yet
    // b/c it can't get a majority consensus with all voting members down. So verify it remains the leader.
    verifyRaftState(leaderNode1.configDataStore(), "cars", raftState -> {
        assertNotNull("Expected non-null leader Id", raftState.getLeader());
        assertTrue("Expected leader member-1", raftState.getLeader().contains("member-1"));
    });
}

Example 4 with FlipMemberVotingStatesForAllShardsOutput

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.cluster.admin.rev151013.FlipMemberVotingStatesForAllShardsOutput in project controller by opendaylight.

the class ClusterAdminRpcServiceTest method testFlipMemberVotingStatesWithNoInitialLeader.

@Test
public void testFlipMemberVotingStatesWithNoInitialLeader() throws Exception {
    String name = "testFlipMemberVotingStatesWithNoInitialLeader";
    // Members 1, 2, and 3 are initially started up as non-voting. Members 4, 5, and 6 are initially
    // non-voting and simulated as down by not starting them up.
    ServerConfigurationPayload persistedServerConfig = new ServerConfigurationPayload(Arrays.asList(new ServerInfo("member-1", false), new ServerInfo("member-2", false), new ServerInfo("member-3", false), new ServerInfo("member-4", true), new ServerInfo("member-5", true), new ServerInfo("member-6", true)));
    setupPersistedServerConfigPayload(persistedServerConfig, "member-1", name, "cars", "people");
    setupPersistedServerConfigPayload(persistedServerConfig, "member-2", name, "cars", "people");
    setupPersistedServerConfigPayload(persistedServerConfig, "member-3", name, "cars", "people");
    String moduleShardsConfig = "module-shards-member1-and-2-and-3.conf";
    final MemberNode replicaNode1 = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name).moduleShardsConfig(moduleShardsConfig).datastoreContextBuilder(DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(300).shardElectionTimeoutFactor(1)).build();
    final MemberNode replicaNode2 = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name).moduleShardsConfig(moduleShardsConfig).build();
    final MemberNode replicaNode3 = MemberNode.builder(memberNodes).akkaConfig("Member3").testName(name).moduleShardsConfig(moduleShardsConfig).build();
    // Initially there won't be a leader b/c all the up nodes are non-voting.
    replicaNode1.waitForMembersUp("member-2", "member-3");
    verifyVotingStates(replicaNode1.configDataStore(), "cars", new SimpleEntry<>("member-1", FALSE), new SimpleEntry<>("member-2", FALSE), new SimpleEntry<>("member-3", FALSE), new SimpleEntry<>("member-4", TRUE), new SimpleEntry<>("member-5", TRUE), new SimpleEntry<>("member-6", TRUE));
    verifyRaftState(replicaNode1.configDataStore(), "cars", raftState -> assertEquals("Expected raft state", RaftState.Follower.toString(), raftState.getRaftState()));
    ClusterAdminRpcService service1 = new ClusterAdminRpcService(replicaNode1.configDataStore(), replicaNode1.operDataStore(), null);
    RpcResult<FlipMemberVotingStatesForAllShardsOutput> rpcResult = service1.flipMemberVotingStatesForAllShards().get(10, TimeUnit.SECONDS);
    FlipMemberVotingStatesForAllShardsOutput result = verifySuccessfulRpcResult(rpcResult);
    verifyShardResults(result.getShardResult(), successShardResult("cars", DataStoreType.Config), successShardResult("people", DataStoreType.Config), successShardResult("cars", DataStoreType.Operational), successShardResult("people", DataStoreType.Operational));
    verifyVotingStates(new AbstractDataStore[] { replicaNode1.configDataStore(), replicaNode1.operDataStore(), replicaNode2.configDataStore(), replicaNode2.operDataStore(), replicaNode3.configDataStore(), replicaNode3.operDataStore() }, new String[] { "cars", "people" }, new SimpleEntry<>("member-1", TRUE), new SimpleEntry<>("member-2", TRUE), new SimpleEntry<>("member-3", TRUE), new SimpleEntry<>("member-4", FALSE), new SimpleEntry<>("member-5", FALSE), new SimpleEntry<>("member-6", FALSE));
    // Since member 1 was changed to voting and there was no leader, it should've started and election
    // and become leader
    verifyRaftState(replicaNode1.configDataStore(), "cars", raftState -> {
        assertNotNull("Expected non-null leader Id", raftState.getLeader());
        assertTrue("Expected leader member-1. Actual: " + raftState.getLeader(), raftState.getLeader().contains("member-1"));
    });
    verifyRaftState(replicaNode1.operDataStore(), "cars", raftState -> {
        assertNotNull("Expected non-null leader Id", raftState.getLeader());
        assertTrue("Expected leader member-1. Actual: " + raftState.getLeader(), raftState.getLeader().contains("member-1"));
    });
}