Example usage for org.apache.zookeeper.server.quorum QuorumPeer QuorumPeer

List of usage examples for org.apache.zookeeper.server.quorum QuorumPeer QuorumPeer

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Introduction

In this page you can find the example usage for org.apache.zookeeper.server.quorum QuorumPeer QuorumPeer.

Prototype

public QuorumPeer() throws SaslException

Source Link

Usage

From source file:com.chiralBehaviors.autoconfigure.ZookeeperLauncher.java

License:Open Source License

/**
 * Copied from QuorumPeerMain/*from w  w  w  .ja v  a 2s  .com*/
 */
protected void runFromConfig(QuorumPeerConfig config) throws IOException {
    LOG.info("Starting quorum peer");
    ServerCnxnFactory cnxnFactory = ServerCnxnFactory.createFactory();
    cnxnFactory.configure(config.getClientPortAddress(), config.getMaxClientCnxns());

    quorumPeer = new QuorumPeer();
    quorumPeer.setClientPortAddress(config.getClientPortAddress());
    quorumPeer
            .setTxnFactory(new FileTxnSnapLog(new File(config.getDataLogDir()), new File(config.getDataDir())));
    quorumPeer.setQuorumPeers(config.getServers());
    quorumPeer.setElectionType(config.getElectionAlg());
    quorumPeer.setMyid(config.getServerId());
    quorumPeer.setTickTime(config.getTickTime());
    quorumPeer.setMinSessionTimeout(config.getMinSessionTimeout());
    quorumPeer.setMaxSessionTimeout(config.getMaxSessionTimeout());
    quorumPeer.setInitLimit(config.getInitLimit());
    quorumPeer.setSyncLimit(config.getSyncLimit());
    quorumPeer.setQuorumVerifier(config.getQuorumVerifier());
    quorumPeer.setCnxnFactory(cnxnFactory);
    quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
    quorumPeer.setLearnerType(config.getPeerType());

    quorumPeer.start();
}

From source file:com.glaf.cluster.catalina.session.QuorumPeerMain.java

License:Apache License

public void runFromConfig(QuorumPeerConfig config) throws IOException {
    try {//  ww w.j  ava  2s . co  m
        ManagedUtil.registerLog4jMBeans();
    } catch (JMException e) {
        LOG.warn("Unable to register log4j JMX control", e);
    }

    LOG.info("Starting quorum peer");
    try {
        ServerCnxnFactory cnxnFactory = ServerCnxnFactory.createFactory();
        cnxnFactory.configure(config.getClientPortAddress(), config.getMaxClientCnxns());

        quorumPeer = new QuorumPeer();
        quorumPeer.setClientPortAddress(config.getClientPortAddress());
        quorumPeer.setTxnFactory(
                new FileTxnSnapLog(new File(config.getDataLogDir()), new File(config.getDataDir())));
        quorumPeer.setQuorumPeers(config.getServers());
        quorumPeer.setElectionType(config.getElectionAlg());
        quorumPeer.setMyid(config.getServerId());
        quorumPeer.setTickTime(config.getTickTime());
        quorumPeer.setMinSessionTimeout(config.getMinSessionTimeout());
        quorumPeer.setMaxSessionTimeout(config.getMaxSessionTimeout());
        quorumPeer.setInitLimit(config.getInitLimit());
        quorumPeer.setSyncLimit(config.getSyncLimit());
        quorumPeer.setQuorumVerifier(config.getQuorumVerifier());
        quorumPeer.setCnxnFactory(cnxnFactory);
        quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
        quorumPeer.setLearnerType(config.getPeerType());

        quorumPeer.start();
        quorumPeer.join();
    } catch (InterruptedException e) {
        // warn, but generally this is ok
        LOG.warn("Quorum Peer interrupted", e);
    }
}

From source file:com.linkedin.d2.quorum.ZKPeer.java

License:Apache License

public void setQuorumPeer(int peersCount, Map<Long, QuorumServer> peersView, FileTxnSnapLog fts)
        throws IOException {
    NIOServerCnxn.Factory cnxnFactory = new NIOServerCnxn.Factory(
            new InetSocketAddress("127.0.0.1", _clientPort), _maxClientCnxns);

    _peer = new QuorumPeer();
    _peer.setClientPortAddress(new InetSocketAddress("127.0.0.1", _clientPort));
    _peer.setTxnFactory(fts);/*from  w  w w. j  av  a 2s.  co  m*/
    _peer.setQuorumPeers(peersView);
    _peer.setElectionType(_electionAlg);
    _peer.setMyid(_id);
    _peer.setTickTime(_tickTime);
    _peer.setMinSessionTimeout(_minSessionTimeout);
    _peer.setMaxSessionTimeout(_maxSessionTimeout);
    _peer.setInitLimit(_initLimit);
    _peer.setSyncLimit(_syncLimit);
    _peer.setQuorumVerifier(new QuorumMaj(peersCount));
    _peer.setCnxnFactory(cnxnFactory);
    _peer.setZKDatabase(new ZKDatabase(_peer.getTxnFactory()));
    _peer.setPeerType(LearnerType.PARTICIPANT);

}

From source file:com.nesscomputing.service.discovery.server.zookeeper.ManagedQuorumPeer.java

License:Apache License

@Inject
ManagedQuorumPeer(final QuorumPeerConfig quorumPeerConfig, final NIOServerCnxn.Factory cnxnFactory,
        final FileTxnSnapLog fileTxnSnapLog) {
    quorumPeer = new QuorumPeer();
    quorumPeer.setClientPortAddress(quorumPeerConfig.getClientPortAddress());
    quorumPeer.setTxnFactory(fileTxnSnapLog);
    quorumPeer.setQuorumPeers(quorumPeerConfig.getServers());
    quorumPeer.setElectionType(quorumPeerConfig.getElectionAlg());
    quorumPeer.setMyid(quorumPeerConfig.getServerId());
    quorumPeer.setTickTime(quorumPeerConfig.getTickTime());
    quorumPeer.setMinSessionTimeout(quorumPeerConfig.getMinSessionTimeout());
    quorumPeer.setMaxSessionTimeout(quorumPeerConfig.getMaxSessionTimeout());
    quorumPeer.setInitLimit(quorumPeerConfig.getInitLimit());
    quorumPeer.setSyncLimit(quorumPeerConfig.getSyncLimit());
    quorumPeer.setQuorumVerifier(quorumPeerConfig.getQuorumVerifier());
    quorumPeer.setCnxnFactory(cnxnFactory);
    quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
    quorumPeer.setLearnerType(quorumPeerConfig.getPeerType());
}

From source file:com.splicemachine.test.SpliceZoo.java

License:Apache License

public SpliceZoo(QuorumPeerConfig config, int number) throws IOException {
    this.config = config;
    this.peer = new QuorumPeer();
    ServerCnxnFactory cnxnFactory = ServerCnxnFactory.createFactory();
    cnxnFactory.configure(config.getClientPortAddress(), config.getMaxClientCnxns());
    peer.setClientPortAddress(config.getClientPortAddress());
    peer.setTxnFactory(new FileTxnSnapLog(new File(config.getDataLogDir()), new File(config.getDataDir())));
    peer.setQuorumPeers(config.getServers());
    peer.setElectionType(config.getElectionAlg());
    peer.setMyid(config.getServerId());/*from  w  w w  .j av a  2  s  . com*/
    peer.setTickTime(config.getTickTime());
    peer.setMinSessionTimeout(config.getMinSessionTimeout());
    peer.setMaxSessionTimeout(config.getMaxSessionTimeout());
    peer.setInitLimit(config.getInitLimit());
    peer.setSyncLimit(config.getSyncLimit());
    peer.setQuorumVerifier(config.getQuorumVerifier());
    peer.setCnxnFactory(cnxnFactory);
    peer.setZKDatabase(new ZKDatabase(peer.getTxnFactory()));
    peer.setLearnerType(config.getPeerType());
    peer.setMyid(number);
}

From source file:io.fabric8.core.zookeeper.FabricZooKeeperServer.java

License:Apache License

private Destroyable activateInternal(Map<String, ?> configuration) throws Exception {
    LOGGER.info("Creating zookeeper server with: {}", configuration);

    Properties props = new Properties();
    for (Map.Entry<String, ?> entry : configuration.entrySet()) {
        props.put(entry.getKey(), entry.getValue());
    }/*from  www .  j a va 2 s . c  o  m*/

    //Check required directories exist or create them.
    if (!dataDir.exists() && !dataDir.mkdirs()) {
        throw new IOException("Failed to create ZooKeeper dataDir at: " + dataDir.getAbsolutePath());
    }

    if (!dataLogDir.exists() && !dataLogDir.mkdirs()) {
        throw new IOException("Failed to create ZooKeeper dataLogDir at: " + dataLogDir.getAbsolutePath());
    }

    // Create myid file
    String serverId = (String) props.get(SERVER_ID);
    if (serverId != null) {
        props.remove(SERVER_ID);
        File myId = new File(dataDir, MY_ID);
        if (myId.exists() && !myId.delete()) {
            throw new IOException("Failed to delete " + myId);
        }
        if (myId.getParentFile() == null
                || (!myId.getParentFile().exists() && !myId.getParentFile().mkdirs())) {
            throw new IOException("Failed to create " + myId.getParent());
        }
        FileOutputStream fos = new FileOutputStream(myId);
        try {
            fos.write((serverId + "\n").getBytes());
        } finally {
            fos.close();
        }
    }

    QuorumPeerConfig peerConfig = getPeerConfig(props);

    if (!peerConfig.getServers().isEmpty()) {
        NIOServerCnxnFactory cnxnFactory = new NIOServerCnxnFactory();
        cnxnFactory.configure(peerConfig.getClientPortAddress(), peerConfig.getMaxClientCnxns());

        QuorumPeer quorumPeer = new QuorumPeer();
        quorumPeer.setClientPortAddress(peerConfig.getClientPortAddress());
        quorumPeer.setTxnFactory(
                new FileTxnSnapLog(new File(peerConfig.getDataLogDir()), new File(peerConfig.getDataDir())));
        quorumPeer.setQuorumPeers(peerConfig.getServers());
        quorumPeer.setElectionType(peerConfig.getElectionAlg());
        quorumPeer.setMyid(peerConfig.getServerId());
        quorumPeer.setTickTime(peerConfig.getTickTime());
        quorumPeer.setMinSessionTimeout(peerConfig.getMinSessionTimeout());
        quorumPeer.setMaxSessionTimeout(peerConfig.getMaxSessionTimeout());
        quorumPeer.setInitLimit(peerConfig.getInitLimit());
        quorumPeer.setSyncLimit(peerConfig.getSyncLimit());
        quorumPeer.setQuorumVerifier(peerConfig.getQuorumVerifier());
        quorumPeer.setCnxnFactory(cnxnFactory);
        quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
        quorumPeer.setLearnerType(peerConfig.getPeerType());

        try {
            LOGGER.debug("Starting quorum peer \"%s\" on address %s", quorumPeer.getMyid(),
                    peerConfig.getClientPortAddress());
            quorumPeer.start();
            LOGGER.debug("Started quorum peer \"%s\"", quorumPeer.getMyid());
        } catch (Exception e) {
            LOGGER.warn(String.format("Failed to start quorum peer \"%s\", reason : %s ", quorumPeer.getMyid(),
                    e.getMessage()));
            quorumPeer.shutdown();
            throw e;
        }

        // Register stats provider
        ClusteredServer server = new ClusteredServer(quorumPeer);
        return server;
    } else {
        ServerConfig serverConfig = getServerConfig(peerConfig);

        ZooKeeperServer zkServer = new ZooKeeperServer();
        FileTxnSnapLog ftxn = new FileTxnSnapLog(new File(serverConfig.getDataLogDir()),
                new File(serverConfig.getDataDir()));
        zkServer.setTxnLogFactory(ftxn);
        zkServer.setTickTime(serverConfig.getTickTime());
        zkServer.setMinSessionTimeout(serverConfig.getMinSessionTimeout());
        zkServer.setMaxSessionTimeout(serverConfig.getMaxSessionTimeout());
        NIOServerCnxnFactory cnxnFactory = new NIOServerCnxnFactory() {
            protected void configureSaslLogin() throws IOException {
            }
        };
        cnxnFactory.configure(serverConfig.getClientPortAddress(), serverConfig.getMaxClientCnxns());

        try {
            LOGGER.debug("Starting ZooKeeper server on address %s", peerConfig.getClientPortAddress());
            cnxnFactory.startup(zkServer);
            LOGGER.debug("Started ZooKeeper server");
        } catch (Exception e) {
            LOGGER.warn(String.format("Failed to start ZooKeeper server, reason : %s", e));
            cnxnFactory.shutdown();
            throw e;
        }

        // Register stats provider
        SimpleServer server = new SimpleServer(zkServer, cnxnFactory);

        return server;
    }
}

From source file:io.fabric8.zookeeper.bootstrap.ZooKeeperServerFactory.java

License:Apache License

public ZooKeeperServerFactory(QuorumPeerConfig peerConfig, String serverId)
        throws IOException, InterruptedException {
    this.peerConfig = peerConfig;
    this.serverId = serverId;

    LOGGER.info("Creating zookeeper server with: {}", peerConfig);

    if (!peerConfig.getServers().isEmpty()) {
        NIOServerCnxnFactory cnxnFactory = new NIOServerCnxnFactory();
        cnxnFactory.configure(peerConfig.getClientPortAddress(), peerConfig.getMaxClientCnxns());

        QuorumPeer quorumPeer = new QuorumPeer();
        quorumPeer.setClientPortAddress(peerConfig.getClientPortAddress());
        quorumPeer.setTxnFactory(/*from ww  w. j a  va 2 s.co m*/
                new FileTxnSnapLog(new File(peerConfig.getDataLogDir()), new File(peerConfig.getDataDir())));
        quorumPeer.setQuorumPeers(peerConfig.getServers());
        quorumPeer.setElectionType(peerConfig.getElectionAlg());
        quorumPeer.setMyid(peerConfig.getServerId());
        quorumPeer.setTickTime(peerConfig.getTickTime());
        quorumPeer.setMinSessionTimeout(peerConfig.getMinSessionTimeout());
        quorumPeer.setMaxSessionTimeout(peerConfig.getMaxSessionTimeout());
        quorumPeer.setInitLimit(peerConfig.getInitLimit());
        quorumPeer.setSyncLimit(peerConfig.getSyncLimit());
        quorumPeer.setQuorumVerifier(peerConfig.getQuorumVerifier());
        quorumPeer.setCnxnFactory(cnxnFactory);
        quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
        quorumPeer.setLearnerType(peerConfig.getPeerType());

        try {
            LOGGER.debug("Starting quorum peer \"%s\" on address %s", quorumPeer.getMyid(),
                    peerConfig.getClientPortAddress());
            quorumPeer.start();
            LOGGER.debug("Started quorum peer \"%s\"", quorumPeer.getMyid());
        } catch (Exception e) {
            LOGGER.warn(String.format("Failed to start quorum peer \"%s\", reason : %s ", quorumPeer.getMyid(),
                    e.getMessage()));
            quorumPeer.shutdown();
            throw e;
        }

        updateZooKeeperURL(cnxnFactory.getLocalAddress(), cnxnFactory.getLocalPort());

        // Register stats provider
        this.clusteredServer = new ClusteredServer(quorumPeer);
        /*
                    registration = context.registerService(QuorumStats.Provider.class, server, null);
                
        */
    } else {
        ServerConfig serverConfig = getServerConfig(peerConfig);

        ZooKeeperServer zkServer = new ZooKeeperServer();
        FileTxnSnapLog ftxn = new FileTxnSnapLog(new File(serverConfig.getDataLogDir()),
                new File(serverConfig.getDataDir()));
        zkServer.setTxnLogFactory(ftxn);
        zkServer.setTickTime(serverConfig.getTickTime());
        zkServer.setMinSessionTimeout(serverConfig.getMinSessionTimeout());
        zkServer.setMaxSessionTimeout(serverConfig.getMaxSessionTimeout());
        NIOServerCnxnFactory cnxnFactory = new NIOServerCnxnFactory() {
            protected void configureSaslLogin() throws IOException {
            }
        };
        InetSocketAddress clientPortAddress = serverConfig.getClientPortAddress();
        cnxnFactory.configure(clientPortAddress, serverConfig.getMaxClientCnxns());
        updateZooKeeperURL(cnxnFactory.getLocalAddress(), cnxnFactory.getLocalPort());

        try {
            LOGGER.debug("Starting ZooKeeper server on address %s", peerConfig.getClientPortAddress());
            cnxnFactory.startup(zkServer);
            LOGGER.debug("Started ZooKeeper server");
        } catch (Exception e) {
            LOGGER.warn(String.format("Failed to start ZooKeeper server, reason : %s", e));
            cnxnFactory.shutdown();
            throw e;
        }

        // Register stats provider
        this.simplerServer = new SimpleServer(zkServer, cnxnFactory);
        /*
                    registration = context.registerService(ServerStats.Provider.class, server, null);
        */
    }
}

From source file:org.apache.nifi.controller.state.server.ZooKeeperStateServer.java

License:Apache License

private void startDistributed() throws IOException {
    logger.info("Starting Embedded ZooKeeper Peer");

    try {/*from w w w.  j a  v a2  s.  c o  m*/
        transactionLog = new FileTxnSnapLog(new File(quorumPeerConfig.getDataLogDir()),
                new File(quorumPeerConfig.getDataDir()));

        connectionFactory = ServerCnxnFactory.createFactory();
        connectionFactory.configure(quorumPeerConfig.getClientPortAddress(),
                quorumPeerConfig.getMaxClientCnxns());

        quorumPeer = new QuorumPeer();
        quorumPeer.setClientPortAddress(quorumPeerConfig.getClientPortAddress());
        quorumPeer.setTxnFactory(new FileTxnSnapLog(new File(quorumPeerConfig.getDataLogDir()),
                new File(quorumPeerConfig.getDataDir())));
        quorumPeer.setQuorumPeers(quorumPeerConfig.getServers());
        quorumPeer.setElectionType(quorumPeerConfig.getElectionAlg());
        quorumPeer.setMyid(quorumPeerConfig.getServerId());
        quorumPeer.setTickTime(quorumPeerConfig.getTickTime());
        quorumPeer.setMinSessionTimeout(quorumPeerConfig.getMinSessionTimeout());
        quorumPeer.setMaxSessionTimeout(quorumPeerConfig.getMaxSessionTimeout());
        quorumPeer.setInitLimit(quorumPeerConfig.getInitLimit());
        quorumPeer.setSyncLimit(quorumPeerConfig.getSyncLimit());
        quorumPeer.setQuorumVerifier(quorumPeerConfig.getQuorumVerifier());
        quorumPeer.setCnxnFactory(connectionFactory);
        quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
        quorumPeer.setLearnerType(quorumPeerConfig.getPeerType());
        quorumPeer.setSyncEnabled(quorumPeerConfig.getSyncEnabled());
        quorumPeer.setQuorumListenOnAllIPs(quorumPeerConfig.getQuorumListenOnAllIPs());

        quorumPeer.start();
    } catch (final IOException ioe) {
        throw new IOException("Failed to start embedded ZooKeeper Peer", ioe);
    } catch (final Exception e) {
        throw new RuntimeException("Failed to start embedded ZooKeeper Peer", e);
    }
}

From source file:org.fusesource.fabric.zookeeper.bootstrap.ZooKeeperServerFactory.java

License:Apache License

private Destroyable activateInternal(BundleContext context, Map<String, ?> configuration) throws Exception {
    LOGGER.info("Creating zookeeper server with: {}", configuration);

    Properties props = new Properties();
    for (Entry<String, ?> entry : configuration.entrySet()) {
        props.put(entry.getKey(), entry.getValue());
    }//from  w  w w  . ja v a  2 s  .c  o m

    // Remove the dependency on the current dir from dataDir
    String dataDir = props.getProperty("dataDir");
    if (dataDir != null && dataDir.startsWith(CreateEnsembleOptions.DEFAULT_DATA_DIR)) {
        RuntimeProperties sysprops = runtimeProperties.get();
        dataDir = dataDir.substring(dataDir.indexOf('/'));
        dataDir = sysprops.getProperty(SystemProperties.KARAF_DATA) + dataDir;
        props.setProperty("dataDir", dataDir);
    }

    // Create myid file
    String serverId = (String) props.get("server.id");
    if (serverId != null) {
        props.remove("server.id");
        File myId = new File(dataDir, "myid");
        if (myId.exists() && !myId.delete()) {
            throw new IOException("Failed to delete " + myId);
        }
        if (myId.getParentFile() == null
                || (!myId.getParentFile().exists() && !myId.getParentFile().mkdirs())) {
            throw new IOException("Failed to create " + myId.getParent());
        }
        FileOutputStream fos = new FileOutputStream(myId);
        try {
            fos.write((serverId + "\n").getBytes());
        } finally {
            fos.close();
        }
    }

    QuorumPeerConfig peerConfig = getPeerConfig(props);

    if (!peerConfig.getServers().isEmpty()) {
        NIOServerCnxnFactory cnxnFactory = new NIOServerCnxnFactory();
        cnxnFactory.configure(peerConfig.getClientPortAddress(), peerConfig.getMaxClientCnxns());

        QuorumPeer quorumPeer = new QuorumPeer();
        quorumPeer.setClientPortAddress(peerConfig.getClientPortAddress());
        quorumPeer.setTxnFactory(
                new FileTxnSnapLog(new File(peerConfig.getDataLogDir()), new File(peerConfig.getDataDir())));
        quorumPeer.setQuorumPeers(peerConfig.getServers());
        quorumPeer.setElectionType(peerConfig.getElectionAlg());
        quorumPeer.setMyid(peerConfig.getServerId());
        quorumPeer.setTickTime(peerConfig.getTickTime());
        quorumPeer.setMinSessionTimeout(peerConfig.getMinSessionTimeout());
        quorumPeer.setMaxSessionTimeout(peerConfig.getMaxSessionTimeout());
        quorumPeer.setInitLimit(peerConfig.getInitLimit());
        quorumPeer.setSyncLimit(peerConfig.getSyncLimit());
        quorumPeer.setQuorumVerifier(peerConfig.getQuorumVerifier());
        quorumPeer.setCnxnFactory(cnxnFactory);
        quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
        quorumPeer.setLearnerType(peerConfig.getPeerType());

        try {
            LOGGER.debug("Starting quorum peer \"%s\" on address %s", quorumPeer.getMyid(),
                    peerConfig.getClientPortAddress());
            quorumPeer.start();
            LOGGER.debug("Started quorum peer \"%s\"", quorumPeer.getMyid());
        } catch (Exception e) {
            LOGGER.warn(String.format("Failed to start quorum peer \"%s\", reason : %s ", quorumPeer.getMyid(),
                    e.getMessage()));
            quorumPeer.shutdown();
            throw e;
        }

        // Register stats provider
        ClusteredServer server = new ClusteredServer(quorumPeer);
        registration = context.registerService(QuorumStats.Provider.class, server, null);

        return server;
    } else {
        ServerConfig serverConfig = getServerConfig(peerConfig);

        ZooKeeperServer zkServer = new ZooKeeperServer();
        FileTxnSnapLog ftxn = new FileTxnSnapLog(new File(serverConfig.getDataLogDir()),
                new File(serverConfig.getDataDir()));
        zkServer.setTxnLogFactory(ftxn);
        zkServer.setTickTime(serverConfig.getTickTime());
        zkServer.setMinSessionTimeout(serverConfig.getMinSessionTimeout());
        zkServer.setMaxSessionTimeout(serverConfig.getMaxSessionTimeout());
        NIOServerCnxnFactory cnxnFactory = new NIOServerCnxnFactory() {
            protected void configureSaslLogin() throws IOException {
            }
        };
        cnxnFactory.configure(serverConfig.getClientPortAddress(), serverConfig.getMaxClientCnxns());

        try {
            LOGGER.debug("Starting ZooKeeper server on address %s", peerConfig.getClientPortAddress());
            cnxnFactory.startup(zkServer);
            LOGGER.debug("Started ZooKeeper server");
        } catch (Exception e) {
            LOGGER.warn(String.format("Failed to start ZooKeeper server, reason : %s", e));
            cnxnFactory.shutdown();
            throw e;
        }

        // Register stats provider
        SimpleServer server = new SimpleServer(zkServer, cnxnFactory);
        registration = context.registerService(ServerStats.Provider.class, server, null);

        return server;
    }
}

From source file:org.fusesource.fabric.zookeeper.internal.ZKServerFactoryBean.java

License:Apache License

@Override
protected Object doCreate(Dictionary properties) throws Exception {
    LOGGER.info("Creating zookeeper server with properties: {}", properties);
    Properties props = new Properties();
    for (Enumeration ek = properties.keys(); ek.hasMoreElements();) {
        Object key = ek.nextElement();
        Object val = properties.get(key);
        props.put(key.toString(), val != null ? val.toString() : "");
    }// w  w  w.  j  a v a 2 s. c o  m

    // Create myid file
    String serverId = props.getProperty("server.id");
    if (serverId != null) {
        props.remove("server.id");
        File myId = new File(props.getProperty("dataDir"), "myid");
        if (myId.exists() && !myId.delete()) {
            throw new IOException("Failed to delete " + myId);
        }
        if (myId.getParentFile() == null
                || (!myId.getParentFile().exists() && !myId.getParentFile().mkdirs())) {
            throw new IOException("Failed to create " + myId.getParent());
        }
        FileOutputStream fos = new FileOutputStream(myId);
        try {
            fos.write((serverId + "\n").getBytes());
        } finally {
            fos.close();
        }
    }

    // Load properties
    QuorumPeerConfig config = new QuorumPeerConfig();
    config.parseProperties(props);
    if (!config.getServers().isEmpty()) {
        NIOServerCnxnFactory cnxnFactory = new NIOServerCnxnFactory();
        cnxnFactory.configure(config.getClientPortAddress(), config.getMaxClientCnxns());

        QuorumPeer quorumPeer = new QuorumPeer();
        quorumPeer.setClientPortAddress(config.getClientPortAddress());
        quorumPeer.setTxnFactory(
                new FileTxnSnapLog(new File(config.getDataLogDir()), new File(config.getDataDir())));
        quorumPeer.setQuorumPeers(config.getServers());
        quorumPeer.setElectionType(config.getElectionAlg());
        quorumPeer.setMyid(config.getServerId());
        quorumPeer.setTickTime(config.getTickTime());
        quorumPeer.setMinSessionTimeout(config.getMinSessionTimeout());
        quorumPeer.setMaxSessionTimeout(config.getMaxSessionTimeout());
        quorumPeer.setInitLimit(config.getInitLimit());
        quorumPeer.setSyncLimit(config.getSyncLimit());
        quorumPeer.setQuorumVerifier(config.getQuorumVerifier());
        quorumPeer.setCnxnFactory(cnxnFactory);
        quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
        quorumPeer.setLearnerType(config.getPeerType());

        try {
            LOGGER.debug("Starting quorum peer \"%s\" on address %s", quorumPeer.getMyid(),
                    config.getClientPortAddress());
            quorumPeer.start();
            LOGGER.debug("Started quorum peer \"%s\"", quorumPeer.getMyid());
        } catch (Exception e) {
            LOGGER.warn(String.format("Failed to start quorum peer \"%s\", reason : %s ", quorumPeer.getMyid(),
                    e.getMessage()));
            quorumPeer.shutdown();
            throw e;
        }
        return new ClusteredServer(quorumPeer);
    } else {
        ServerConfig cfg = new ServerConfig();
        cfg.readFrom(config);

        ZooKeeperServer zkServer = new ZooKeeperServer();
        FileTxnSnapLog ftxn = new FileTxnSnapLog(new File(cfg.getDataLogDir()), new File(cfg.getDataDir()));
        zkServer.setTxnLogFactory(ftxn);
        zkServer.setTickTime(cfg.getTickTime());
        zkServer.setMinSessionTimeout(cfg.getMinSessionTimeout());
        zkServer.setMaxSessionTimeout(cfg.getMaxSessionTimeout());
        NIOServerCnxnFactory cnxnFactory = new NIOServerCnxnFactory();
        cnxnFactory.configure(cfg.getClientPortAddress(), cfg.getMaxClientCnxns());

        try {
            LOGGER.debug("Starting ZooKeeper server on address %s", config.getClientPortAddress());
            cnxnFactory.startup(zkServer);
            LOGGER.debug("Started ZooKeeper server");
        } catch (Exception e) {
            LOGGER.warn(String.format("Failed to start ZooKeeper server, reason : %s", e));
            cnxnFactory.shutdown();
            throw e;
        }
        return new SimpleServer(zkServer, cnxnFactory);
    }
}