Java Code Examples for org.apache.zookeeper.server.quorum.QuorumPeerConfig#ConfigException

public void parseConfig() {
  if (zkProps == null) {
    zkProps = new SolrZkServerProps();
    // set default data dir
    // TODO: use something based on IP+port???  support ensemble all from same solr home?
    zkProps.setDataDir(dataHome);
    zkProps.zkRun = zkRun;
    zkProps.solrPort = Integer.toString(solrPort);
  }
  
  try {
    props = SolrZkServerProps.getProperties(confHome + '/' + "zoo.cfg");
    SolrZkServerProps.injectServers(props, zkRun, zkHost);
    if (props.getProperty("clientPort") == null) {
      props.setProperty("clientPort", Integer.toString(solrPort + 1000));
    }
    zkProps.parseProperties(props);
  } catch (QuorumPeerConfig.ConfigException | IOException e) {
    if (zkRun != null)
      throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, e);
  }
}
 

public MiniZooKeeperCluster(final String dataDir) throws IOException {
    final int zkPort = getFreePort();
    zkNodes = "localhost:" + zkPort;

    server = new Hack();
    zkServerThread = new Thread(new Runnable() {
        @Override
        public void run() {
            try {
                server.initializeAndRun(new String[]{Integer.toString(zkPort), dataDir});
            } catch (QuorumPeerConfig.ConfigException e) {
                throw new RuntimeException(e);
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        }
    });
    zkServerThread.setDaemon(true);
    zkServerThread.start();

    waitForServerStartup();
}
 

private static ZKClientConfig createClientConfig(Optional<File> clientConfigFile) {
    if (clientConfigFile.isPresent()) {
        boolean useSecureClient = Boolean.parseBoolean(getEnvironmentVariable("VESPA_USE_TLS_FOR_ZOOKEEPER_CLIENT").orElse("false"));
        String config = "zookeeper.client.secure=" + useSecureClient + "\n";
        clientConfigFile.get().getParentFile().mkdirs();
        IOUtils.writeFile(clientConfigFile.get(), Utf8.toBytes(config));
        try {
            return new ZKClientConfig(clientConfigFile.get());
        } catch (QuorumPeerConfig.ConfigException e) {
            throw new RuntimeException("Unable to create ZooKeeper client config file " + clientConfigFile.get());
        }
    } else {
        return new ZKClientConfig();
    }
}
 

@Override
public void initializeAndRun(String[] args)
    throws QuorumPeerConfig.ConfigException, IOException {
  // org.apache.log4j.jmx.* is not compatible under log4j-1.2-api, which provides the backward compatibility for
  // log4j 1.* api for log4j2. In order to avoid 'class not found error', the following line disables log4j jmx
  // bean registration for local zookeeper instance
  System.setProperty("zookeeper.jmx.log4j.disable", "true");
  super.initializeAndRun(args);
}
 

@Override
public void initializeAndRun(String[] args)
    throws QuorumPeerConfig.ConfigException, IOException {
  super.initializeAndRun(args);
}
 

/**
 * Starts Zookeeper.
 *
 * @throws IOException if an error occurs during initialization
 * @throws InterruptedException if an error occurs during initialization
 */
public synchronized void start() throws IOException, InterruptedException {
  log.info("Starting Zookeeper on port {}", port);

  dataDir = Files.createTempDirectory(LocalZKServer.class.getSimpleName());
  dataDir.toFile().deleteOnExit();

  QuorumPeerConfig quorumConfig = new QuorumPeerConfig();
  try {
    quorumConfig.parseProperties(ConfigUtils.keyValueToProperties(
        "dataDir", dataDir.toAbsolutePath(),
        "clientPort", port
    ));
  } catch (QuorumPeerConfig.ConfigException e) {
    throw new IllegalArgumentException(e);
  }

  purgeManager =
      new DatadirCleanupManager(quorumConfig.getDataDir(),
                                quorumConfig.getDataLogDir(),
                                quorumConfig.getSnapRetainCount(),
                                quorumConfig.getPurgeInterval());
  purgeManager.start();

  ServerConfig serverConfig = new ServerConfig();
  serverConfig.readFrom(quorumConfig);

  zkServer = new ZooKeeperServer();
  zkServer.setTickTime(serverConfig.getTickTime());
  zkServer.setMinSessionTimeout(serverConfig.getMinSessionTimeout());
  zkServer.setMaxSessionTimeout(serverConfig.getMaxSessionTimeout());

  // These two ServerConfig methods returned String in 3.4.x and File in 3.5.x
  transactionLog = new FileTxnSnapLog(new File(serverConfig.getDataLogDir().toString()),
                                      new File(serverConfig.getDataDir().toString()));
  zkServer.setTxnLogFactory(transactionLog);

  connectionFactory = ServerCnxnFactory.createFactory();
  connectionFactory.configure(serverConfig.getClientPortAddress(), serverConfig.getMaxClientCnxns());
  connectionFactory.startup(zkServer);
}
 

@Override
public void runFromConfig(final ServerConfig config)
    throws IOException {
  ServerConfig newServerConfig = new ServerConfig() {

    public void parse(String[] args) {
      config.parse(args);
    }

    public void parse(String path)
        throws QuorumPeerConfig.ConfigException {
      config.parse(path);
    }

    public void readFrom(QuorumPeerConfig otherConfig) {
      config.readFrom(otherConfig);
    }

    public InetSocketAddress getClientPortAddress() {
      return config.getClientPortAddress();
    }

    public String getDataDir() {
      return config.getDataDir();
    }

    public String getDataLogDir() {
      return config.getDataLogDir();
    }

    public int getTickTime() {
      return config.getTickTime();
    }

    public int getMaxClientCnxns() {
      dataDir = getDataDir();
      dataLogDir = getDataLogDir();
      tickTime = getTickTime();
      minSessionTimeout = getMinSessionTimeout();
      maxSessionTimeout = getMaxSessionTimeout();
      maxClientCnxns = 0;
      return 0;
    }

    public int getMinSessionTimeout() {
      return config.getMinSessionTimeout();
    }

    public int getMaxSessionTimeout() {
      return config.getMaxSessionTimeout();
    }
  };

  newServerConfig.getMaxClientCnxns();

  super.runFromConfig(newServerConfig);
}
 

@Override
public void initializeAndRun(String[] args) throws QuorumPeerConfig.ConfigException, IOException {
    super.initializeAndRun(args);
}