com.alipay.sofa.jraft.RaftGroupService Java Examples

The following examples show how to use com.alipay.sofa.jraft.RaftGroupService. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: TestCluster.java From sofa-jraft with Apache License 2.0

5 votes

public boolean stop(final Endpoint listenAddr) throws InterruptedException {
    final Node node = removeNode(listenAddr);
    final CountDownLatch latch = new CountDownLatch(1);
    if (node != null) {
        node.shutdown(new ExpectClosure(latch));
        node.join();
        latch.await();
    }
    final RaftGroupService raftGroupService = this.serverMap.remove(listenAddr.toString());
    raftGroupService.shutdown();
    raftGroupService.join();
    return node != null;
}

Example #2

Source File: AtomicRangeGroup.java From sofa-jraft with Apache License 2.0

5 votes

public AtomicRangeGroup(String dataPath, String groupId, PeerId serverId, long minSlot, long maxSlot,
                        NodeOptions nodeOptions, RpcServer rpcServer) throws IOException {
    // Init file path
    FileUtils.forceMkdir(new File(dataPath));
    this.minSlot = minSlot;
    this.maxSlot = maxSlot;

    // Init statemachine
    this.fsm = new AtomicStateMachine();

    // Set statemachine to bootstrap options
    nodeOptions.setFsm(this.fsm);
    nodeOptions.setEnableMetrics(true);
    nodeOptions.getRaftOptions().setReplicatorPipeline(true);
    nodeOptions.getRaftOptions().setSync(true);
    nodeOptions.getRaftOptions().setReadOnlyOptions(ReadOnlyOption.ReadOnlySafe);

    // Set the data path
    // Log, required
    nodeOptions.setLogUri(dataPath + File.separator + "log");
    // Metadata, required
    nodeOptions.setRaftMetaUri(dataPath + File.separator + "raft_meta");
    // Snapshot, not required, but recommend
    nodeOptions.setSnapshotUri(dataPath + File.separator + "snapshot");
    // Init raft group service framework
    this.raftGroupService = new RaftGroupService(groupId, serverId, nodeOptions, rpcServer);
    // Startup node
    this.node = this.raftGroupService.start();

    final ConsoleReporter reporter = ConsoleReporter.forRegistry(node.getNodeMetrics().getMetricRegistry())
        .convertRatesTo(TimeUnit.SECONDS).convertDurationsTo(TimeUnit.MILLISECONDS).build();
    reporter.start(60, TimeUnit.SECONDS);

}

Example #3

Source File: TestCluster.java From sofa-jraft with Apache License 2.0

5 votes

public boolean stop(final Endpoint listenAddr) throws InterruptedException {
    final Node node = removeNode(listenAddr);
    final CountDownLatch latch = new CountDownLatch(1);
    if (node != null) {
        node.shutdown(new ExpectClosure(latch));
        node.join();
        latch.await();
    }
    final RaftGroupService raftGroupService = this.serverMap.remove(listenAddr.toString());
    raftGroupService.shutdown();
    raftGroupService.join();
    return node != null;
}

Example #4

Source File: CounterServer.java From sofa-jraft with Apache License 2.0

5 votes

public CounterServer(final String dataPath, final String groupId, final PeerId serverId,
                     final NodeOptions nodeOptions) throws IOException {
    // 初始化路径
    FileUtils.forceMkdir(new File(dataPath));

    // 这里让 raft RPC 和业务 RPC 使用同一个 RPC server, 通常也可以分开
    final RpcServer rpcServer = RaftRpcServerFactory.createRaftRpcServer(serverId.getEndpoint());
    // 注册业务处理器
    CounterService counterService = new CounterServiceImpl(this);
    rpcServer.registerProcessor(new GetValueRequestProcessor(counterService));
    rpcServer.registerProcessor(new IncrementAndGetRequestProcessor(counterService));
    // 初始化状态机
    this.fsm = new CounterStateMachine();
    // 设置状态机到启动参数
    nodeOptions.setFsm(this.fsm);
    // 设置存储路径
    // 日志, 必须
    nodeOptions.setLogUri(dataPath + File.separator + "log");
    // 元信息, 必须
    nodeOptions.setRaftMetaUri(dataPath + File.separator + "raft_meta");
    // snapshot, 可选, 一般都推荐
    nodeOptions.setSnapshotUri(dataPath + File.separator + "snapshot");
    // 初始化 raft group 服务框架
    this.raftGroupService = new RaftGroupService(groupId, serverId, nodeOptions, rpcServer);
    // 启动
    this.node = this.raftGroupService.start();
}

Example #5

Source File: RaftServer.java From sofa-registry with Apache License 2.0

5 votes

/**
 * start raft server
 * @param raftServerConfig
 * @throws IOException
 */
public void start(RaftServerConfig raftServerConfig) throws IOException {

    FileUtils.forceMkdir(new File(dataPath));

    serverHandlers.add(new RaftServerHandler(this));
    serverHandlers.add(new RaftServerConnectionHandler());

    boltServer = new BoltServer(new URL(NetUtil.getLocalAddress().getHostAddress(),
        serverId.getPort()), serverHandlers);

    boltServer.initServer();

    RpcServer rpcServer = boltServer.getRpcServer();

    RaftRpcServerFactory.addRaftRequestProcessors(rpcServer);

    this.fsm = ServiceStateMachine.getInstance();
    this.fsm.setLeaderProcessListener(leaderProcessListener);
    this.fsm.setFollowerProcessListener(followerProcessListener);

    NodeOptions nodeOptions = initNodeOptions(raftServerConfig);

    this.raftGroupService = new RaftGroupService(groupId, serverId, nodeOptions, rpcServer);
    //start
    this.node = this.raftGroupService.start();

    if (raftServerConfig.isEnableMetrics()) {
        ReporterUtils.startSlf4jReporter(raftServerConfig.getEnableMetricsReporterPeriod(),
            node.getNodeMetrics().getMetricRegistry(), raftServerConfig.getMetricsLogger());
    }

    RpcClient raftClient = ((AbstractBoltClientService) (((NodeImpl) node).getRpcService()))
        .getRpcClient();

    NotifyLeaderChangeHandler notifyLeaderChangeHandler = new NotifyLeaderChangeHandler(
        groupId, null);
    raftClient.registerUserProcessor(new SyncUserProcessorAdapter(notifyLeaderChangeHandler));
}

Example #6

Source File: DmetaServer.java From distkv with BSD 3-Clause "New" or "Revised" License

5 votes

public DmetaServer(final String dataPath, final String groupId, final PeerId serverId,
                   final NodeOptions nodeOptions) throws IOException {
  // init path
  FileUtils.forceMkdir(new File(dataPath));

  // make raft RPC and work RPC use same RPC server
  final RpcServer rpcServer = new RpcServer(serverId.getPort());
  RaftRpcServerFactory.addRaftRequestProcessors(rpcServer);
  // Registration processor
  rpcServer.registerUserProcessor(new HeartbeatRequestProcessor(this));
  rpcServer.registerUserProcessor(new GetGlobalViewRequestProcessor(this));
  // init StateMachine
  this.fsm = new MetaStateMachine();
  // set StateMachine
  nodeOptions.setFsm(this.fsm);
  // set data path
  // log
  nodeOptions.setLogUri(dataPath + File.separator + "log" + serverId.getPort());
  // meta info
  nodeOptions.setRaftMetaUri(dataPath + File.separator + "raft_meta");
  // snapshot,optional
  nodeOptions.setSnapshotUri(dataPath + File.separator + "counter_snapshot");
  // init raft group framework
  this.raftGroupService = new RaftGroupService(groupId, serverId, nodeOptions, rpcServer);
  // start
  this.node = this.raftGroupService.start();
}

Example #7

Source File: KVStateMachineTest.java From sofa-jraft with Apache License 2.0

4 votes

@Before
public void setup() throws IOException, InterruptedException {
    final Region region = new Region();
    region.setId(1);
    final StoreEngine storeEngine = new MockStoreEngine();
    final KVStoreStateMachine fsm = new KVStoreStateMachine(region, storeEngine);
    final NodeOptions nodeOpts = new NodeOptions();
    final Configuration conf = new Configuration();
    conf.addPeer(PeerId.parsePeer("127.0.0.1:8081"));
    nodeOpts.setInitialConf(conf);
    nodeOpts.setFsm(fsm);

    final String raftDataPath = "raft_st_test";
    this.raftDataPath = new File(raftDataPath);
    if (this.raftDataPath.exists()) {
        FileUtils.forceDelete(this.raftDataPath);
    }
    FileUtils.forceMkdir(this.raftDataPath);

    final Path logUri = Paths.get(raftDataPath, "log");
    nodeOpts.setLogUri(logUri.toString());

    final Path meteUri = Paths.get(raftDataPath, "meta");
    nodeOpts.setRaftMetaUri(meteUri.toString());

    final Path snapshotUri = Paths.get(raftDataPath, "snapshot");
    nodeOpts.setSnapshotUri(snapshotUri.toString());

    final Endpoint serverAddress = new Endpoint("127.0.0.1", 8081);
    final PeerId serverId = new PeerId(serverAddress, 0);
    this.raftGroupService = new RaftGroupService("st_test", serverId, nodeOpts, null, true);

    final Node node = this.raftGroupService.start(false);

    for (int i = 0; i < 100; i++) {
        if (node.isLeader()) {
            break;
        }
        Thread.sleep(100);
    }

    final RawKVStore rawKVStore = storeEngine.getRawKVStore();
    this.raftRawKVStore = new RaftRawKVStore(node, rawKVStore, null);
}

Example #8

Source File: TestCluster.java From sofa-jraft with Apache License 2.0

4 votes

public boolean start(final Endpoint listenAddr, final boolean emptyPeers, final int snapshotIntervalSecs,
                     final boolean enableMetrics, final SnapshotThrottle snapshotThrottle,
                     final RaftOptions raftOptions, final int priority) throws IOException {

    if (this.serverMap.get(listenAddr.toString()) != null) {
        return true;
    }

    final NodeOptions nodeOptions = new NodeOptions();
    nodeOptions.setElectionTimeoutMs(this.electionTimeoutMs);
    nodeOptions.setEnableMetrics(enableMetrics);
    nodeOptions.setSnapshotThrottle(snapshotThrottle);
    nodeOptions.setSnapshotIntervalSecs(snapshotIntervalSecs);
    if (raftOptions != null) {
        nodeOptions.setRaftOptions(raftOptions);
    }
    final String serverDataPath = this.dataPath + File.separator + listenAddr.toString().replace(':', '_');
    FileUtils.forceMkdir(new File(serverDataPath));
    nodeOptions.setLogUri(serverDataPath + File.separator + "logs");
    nodeOptions.setRaftMetaUri(serverDataPath + File.separator + "meta");
    nodeOptions.setSnapshotUri(serverDataPath + File.separator + "snapshot");
    nodeOptions.setElectionPriority(priority);

    final MockStateMachine fsm = new MockStateMachine(listenAddr);
    nodeOptions.setFsm(fsm);

    if (!emptyPeers) {
        nodeOptions.setInitialConf(new Configuration(this.peers, this.learners));
    }

    final RpcServer rpcServer = RaftRpcServerFactory.createRaftRpcServer(listenAddr);
    final RaftGroupService server = new RaftGroupService(this.name, new PeerId(listenAddr, 0, priority),
        nodeOptions, rpcServer);

    this.lock.lock();
    try {
        if (this.serverMap.put(listenAddr.toString(), server) == null) {
            final Node node = server.start();

            this.fsms.put(new PeerId(listenAddr, 0), fsm);
            this.nodes.add((NodeImpl) node);
            return true;
        }
    } finally {
        this.lock.unlock();
    }
    return false;
}

Example #9

Source File: TestCluster.java From sofa-jraft with Apache License 2.0

4 votes

public boolean start(final Endpoint listenAddr, final boolean emptyPeers, final int snapshotIntervalSecs,
                     final boolean enableMetrics, final SnapshotThrottle snapshotThrottle,
                     final RaftOptions raftOptions) throws IOException {

    if (this.serverMap.get(listenAddr.toString()) != null) {
        return true;
    }

    final NodeOptions nodeOptions = new NodeOptions();
    nodeOptions.setElectionTimeoutMs(this.electionTimeoutMs);
    nodeOptions.setEnableMetrics(enableMetrics);
    nodeOptions.setSnapshotThrottle(snapshotThrottle);
    nodeOptions.setSnapshotIntervalSecs(snapshotIntervalSecs);
    if (raftOptions != null) {
        nodeOptions.setRaftOptions(raftOptions);
    }
    final String serverDataPath = this.dataPath + File.separator + listenAddr.toString().replace(':', '_');
    FileUtils.forceMkdir(new File(serverDataPath));
    nodeOptions.setLogUri(serverDataPath + File.separator + "logs");
    nodeOptions.setRaftMetaUri(serverDataPath + File.separator + "meta");
    nodeOptions.setSnapshotUri(serverDataPath + File.separator + "snapshot");
    final MockStateMachine fsm = new MockStateMachine(listenAddr);
    nodeOptions.setFsm(fsm);

    if (!emptyPeers) {
        nodeOptions.setInitialConf(new Configuration(this.peers, this.learners));
    }

    final RpcServer rpcServer = RaftRpcServerFactory.createRaftRpcServer(listenAddr);
    final RaftGroupService server = new RaftGroupService(this.name, new PeerId(listenAddr, 0), nodeOptions,
        rpcServer);

    this.lock.lock();
    try {
        if (this.serverMap.put(listenAddr.toString(), server) == null) {
            final Node node = server.start();

            this.fsms.put(new PeerId(listenAddr, 0), fsm);
            this.nodes.add((NodeImpl) node);
            return true;
        }
    } finally {
        this.lock.unlock();
    }
    return false;
}

Example #10

Source File: AtomicRangeGroup.java From sofa-jraft with Apache License 2.0

4 votes

public RaftGroupService RaftGroupService() {
    return this.raftGroupService;
}

Example #11

Source File: TestCluster.java From sofa-jraft with Apache License 2.0

4 votes

public boolean start(final Endpoint listenAddr, final boolean emptyPeers, final int snapshotIntervalSecs,
                     final boolean enableMetrics, final SnapshotThrottle snapshotThrottle,
                     final RaftOptions raftOptions, final int priority) throws IOException {

    if (this.serverMap.get(listenAddr.toString()) != null) {
        return true;
    }

    final NodeOptions nodeOptions = new NodeOptions();
    nodeOptions.setElectionTimeoutMs(this.electionTimeoutMs);
    nodeOptions.setEnableMetrics(enableMetrics);
    nodeOptions.setSnapshotThrottle(snapshotThrottle);
    nodeOptions.setSnapshotIntervalSecs(snapshotIntervalSecs);
    nodeOptions.setServiceFactory(this.raftServiceFactory);
    if (raftOptions != null) {
        nodeOptions.setRaftOptions(raftOptions);
    }
    final String serverDataPath = this.dataPath + File.separator + listenAddr.toString().replace(':', '_');
    FileUtils.forceMkdir(new File(serverDataPath));
    nodeOptions.setLogUri(serverDataPath + File.separator + "logs");
    nodeOptions.setRaftMetaUri(serverDataPath + File.separator + "meta");
    nodeOptions.setSnapshotUri(serverDataPath + File.separator + "snapshot");
    nodeOptions.setElectionPriority(priority);

    final MockStateMachine fsm = new MockStateMachine(listenAddr);
    nodeOptions.setFsm(fsm);

    if (!emptyPeers) {
        nodeOptions.setInitialConf(new Configuration(this.peers, this.learners));
    }

    final RpcServer rpcServer = RaftRpcServerFactory.createRaftRpcServer(listenAddr);
    final RaftGroupService server = new RaftGroupService(this.name, new PeerId(listenAddr, 0, priority),
        nodeOptions, rpcServer);

    this.lock.lock();
    try {
        if (this.serverMap.put(listenAddr.toString(), server) == null) {
            final Node node = server.start();

            this.fsms.put(new PeerId(listenAddr, 0), fsm);
            this.nodes.add((NodeImpl) node);
            return true;
        }
    } finally {
        this.lock.unlock();
    }
    return false;
}

Example #12

Source File: TestCluster.java From sofa-jraft with Apache License 2.0

4 votes

public boolean start(final Endpoint listenAddr, final boolean emptyPeers, final int snapshotIntervalSecs,
                     final boolean enableMetrics, final SnapshotThrottle snapshotThrottle,
                     final RaftOptions raftOptions) throws IOException {

    if (this.serverMap.get(listenAddr.toString()) != null) {
        return true;
    }

    final NodeOptions nodeOptions = new NodeOptions();
    nodeOptions.setElectionTimeoutMs(this.electionTimeoutMs);
    nodeOptions.setEnableMetrics(enableMetrics);
    nodeOptions.setSnapshotThrottle(snapshotThrottle);
    nodeOptions.setSnapshotIntervalSecs(snapshotIntervalSecs);
    nodeOptions.setServiceFactory(this.raftServiceFactory);
    if (raftOptions != null) {
        nodeOptions.setRaftOptions(raftOptions);
    }
    final String serverDataPath = this.dataPath + File.separator + listenAddr.toString().replace(':', '_');
    FileUtils.forceMkdir(new File(serverDataPath));
    nodeOptions.setLogUri(serverDataPath + File.separator + "logs");
    nodeOptions.setRaftMetaUri(serverDataPath + File.separator + "meta");
    nodeOptions.setSnapshotUri(serverDataPath + File.separator + "snapshot");
    final MockStateMachine fsm = new MockStateMachine(listenAddr);
    nodeOptions.setFsm(fsm);

    if (!emptyPeers) {
        nodeOptions.setInitialConf(new Configuration(this.peers, this.learners));
    }

    final RpcServer rpcServer = RaftRpcServerFactory.createRaftRpcServer(listenAddr);
    final RaftGroupService server = new RaftGroupService(this.name, new PeerId(listenAddr, 0), nodeOptions,
        rpcServer);

    this.lock.lock();
    try {
        if (this.serverMap.put(listenAddr.toString(), server) == null) {
            final Node node = server.start();

            this.fsms.put(new PeerId(listenAddr, 0), fsm);
            this.nodes.add((NodeImpl) node);
            return true;
        }
    } finally {
        this.lock.unlock();
    }
    return false;
}

Example #13

Source File: CounterServer.java From sofa-jraft with Apache License 2.0

4 votes

public RaftGroupService RaftGroupService() {
    return this.raftGroupService;
}

Example #14

Source File: DmetaServer.java From distkv with BSD 3-Clause "New" or "Revised" License

4 votes

public RaftGroupService getRaftGroupService() {
  return this.raftGroupService;
}

Example #15

Source File: KitRaft.java From KitDB with Apache License 2.0

4 votes

public KitRaft(GroupConfig groupConfig, NodeConfig nodeConfig, DB db) throws IOException {

        NodeOptions nodeOptions = new NodeOptions();

        RaftOptions raftOptions = new RaftOptions();
        raftOptions.setDisruptorBufferSize(16 * 16384);
        raftOptions.setApplyBatch(128);
        raftOptions.setSync(false);
        nodeOptions.setRaftOptions(raftOptions);

        nodeOptions.setElectionTimeoutMs(groupConfig.getElectionTimeoutMs());
        nodeOptions.setDisableCli(true);
        nodeOptions.setSnapshotIntervalSecs(groupConfig.getSnapshotIntervalSecs());

        PeerId serverId = new PeerId();
        if (!serverId.parse(nodeConfig.getNode())) {
            throw new IllegalArgumentException("Fail to parse serverId:" + nodeConfig.getNode());
        }

        Configuration initConf = new Configuration();
        if (!initConf.parse(groupConfig.getInitNodes())) {
            throw new IllegalArgumentException("Fail to parse initConf:" + groupConfig.getInitNodes());
        }

        nodeOptions.setInitialConf(initConf);

        String raftDir = nodeConfig.getRaftDir();
        FileUtils.forceMkdir(new File(raftDir));

        RpcServer rpcServer = new RpcServer(serverId.getPort());
        RaftRpcServerFactory.addRaftRequestProcessors(rpcServer);

        this.dbsm = new DBStateMachine();
        dbsm.setDbRequestProcessor(new DBRequestProcessor(this));
        dbsm.setDB(db);
        nodeOptions.setFsm(this.dbsm);

        nodeOptions.setLogUri(raftDir + File.separator + "log");
        nodeOptions.setRaftMetaUri(raftDir + File.separator + "raft_meta");
        nodeOptions.setSnapshotUri(raftDir + File.separator + "snapshot");

        this.raftGroupService = new RaftGroupService(groupConfig.getGroup(), serverId, nodeOptions, rpcServer);
        // 启动
        this.node = this.raftGroupService.start();
    }

Example #16

Source File: KitRaft.java From KitDB with Apache License 2.0

4 votes

protected RaftGroupService RaftGroupService() {
    return this.raftGroupService;
}