Package org.apache.zookeeper.server

Examples of org.apache.zookeeper.server.ZooKeeperServer

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                hog.remove(0);
                break;
            }
        }
        ClientBase.setupTestEnv();
        ZooKeeperServer zks = new ZooKeeperServer(tmpDir, tmpDir, 3000);

        final int PORT = PortAssignment.unique();
        NIOServerCnxn.Factory f = new NIOServerCnxn.Factory(
                new InetSocketAddress(PORT));
        f.startup(zks);
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     * @throws Exception an exception could be expected
     */
    @Test
    public void testSnapshot() throws Exception {
        File snapDir = new File(testData, "invalidsnap");
        ZooKeeperServer zks = new ZooKeeperServer(snapDir, snapDir, 3000);
        SyncRequestProcessor.setSnapCount(1000);
        final int PORT = Integer.parseInt(HOSTPORT.split(":")[1]);
        NIOServerCnxn.Factory f = new NIOServerCnxn.Factory(
                new InetSocketAddress(PORT));
        f.startup(zks);
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     */
    public void testUpgrade() throws Exception {
        File upgradeDir = new File(testData, "upgrade");
        UpgradeMain upgrade = new UpgradeMain(upgradeDir, upgradeDir);
        upgrade.runUpgrade();
        ZooKeeperServer zks = new ZooKeeperServer(upgradeDir, upgradeDir, 3000);
        SyncRequestProcessor.setSnapCount(1000);
        final int PORT = Integer.parseInt(HOSTPORT.split(":")[1]);
        NIOServerCnxn.Factory f = new NIOServerCnxn.Factory(
                new InetSocketAddress(PORT));
        f.startup(zks);
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        ClientBase.setupTestEnv();
        ZkTmpDir = File.createTempFile("zookeeper", "test");
        ZkTmpDir.delete();
        ZkTmpDir.mkdir();

        zks = new ZooKeeperServer(ZkTmpDir, ZkTmpDir, ZooKeeperDefaultPort);
        serverFactory = new NIOServerCnxn.Factory(new InetSocketAddress(ZooKeeperDefaultPort));
        serverFactory.startup(zks);

        boolean b = ClientBase.waitForServerUp(HOSTPORT, ClientBase.CONNECTION_TIMEOUT);
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    static NIOServerCnxn.Factory createNewServerInstance(File dataDir,
            NIOServerCnxn.Factory factory, String hostPort, int maxCnxns)
        throws IOException, InterruptedException
    {
        ZooKeeperServer zks = new ZooKeeperServer(dataDir, dataDir, 3000);
        final int PORT = getPort(hostPort);
        if (factory == null) {
            factory = new NIOServerCnxn.Factory(PORT,maxCnxns);
        }
        factory.startup(zks);
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   * (and asserts) that the given service be the current active.
   * @throws NoNodeException if no service holds the lock
   */
  private void expireActiveLockHolder(DummyHAService expectedActive)
      throws NoNodeException {
    ZooKeeperServer zks = getServer(serverFactory);
    Stat stat = new Stat();
    byte[] data = zks.getZKDatabase().getData(
        ZKFailoverController.ZK_PARENT_ZNODE_DEFAULT + "/" +
        ActiveStandbyElector.LOCK_FILENAME, stat, null);
   
    assertArrayEquals(Ints.toByteArray(expectedActive.index), data);
    long session = stat.getEphemeralOwner();
    LOG.info("Expiring svc " + expectedActive + "'s zookeeper session " + session);
    zks.closeSession(session);
  }
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   * If the passed svc is null, waits for there to be no active
   * lock holder.
   */
  private void waitForActiveLockHolder(DummyHAService svc)
      throws Exception {
    ZooKeeperServer zks = getServer(serverFactory);
    ActiveStandbyElectorTestUtil.waitForActiveLockData(ctx, zks,
        ZKFailoverController.ZK_PARENT_ZNODE_DEFAULT,
        (svc == null) ? null : Ints.toByteArray(svc.index));
  }
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    ActiveStandbyElector elector = electors[0];
   
    // Let the first elector become active
    elector.ensureParentZNode();
    elector.joinElection(appData);
    ZooKeeperServer zks = getServer(serverFactory);
    ActiveStandbyElectorTestUtil.waitForActiveLockData(null,
        zks, PARENT_DIR, appData);
    Mockito.verify(cb, Mockito.timeout(1000)).becomeActive();
    checkFatalsAndReset();
   
    LOG.info("========================== Expiring session");
    zks.closeSession(elector.getZKSessionIdForTests());

    // Should enter neutral mode when disconnected
    Mockito.verify(cb, Mockito.timeout(1000)).enterNeutralMode();

    // Should re-join the election and regain active
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      if (this.tickTime > 0) {
        tickTimeToUse = this.tickTime;
      } else {
        tickTimeToUse = TICK_TIME;
      }
      ZooKeeperServer server = new ZooKeeperServer(dir, dir, tickTimeToUse);
      NIOServerCnxnFactory standaloneServerFactory;
      while (true) {
        try {
          standaloneServerFactory = new NIOServerCnxnFactory();
          standaloneServerFactory.configure(
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        ClientBase.setupTestEnv();
        File zkTmpDir = File.createTempFile("zookeeper", "test");
        zkTmpDir.delete();
        zkTmpDir.mkdir();

        ZooKeeperServer zks = new ZooKeeperServer(zkTmpDir, zkTmpDir, 2181);

        NIOServerCnxnFactory serverFactory = new NIOServerCnxnFactory();
        serverFactory.configure(new InetSocketAddress(2181), 100);
        serverFactory.startup(zks);

        boolean b = ClientBase.waitForServerUp("127.0.0.1:2181", 5000);
        ServerConfiguration serverConf = new ServerConfiguration();
        serverConf.loadConf(hedwigConfigFile.toURI().toURL());

        logger.info("Zookeeper server up and running!");

        ZooKeeper zkc = new ZooKeeper("127.0.0.1", 2181, null);

        // initialize the zk client with (fake) values
        zkc.create("/ledgers", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
        zkc.create("/ledgers/available", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);

        zkc.close();
        PubSubServer hedwigServer = null;
        try {
            logger.info("starting hedwig broker!");
            hedwigServer = new PubSubServer(serverConf);
            hedwigServer.start();
        } catch (Exception e) {
            e.printStackTrace();
        }
        Assert.assertNotNull("failed to instantiate hedwig pub sub server", hedwigServer);

        hedwigServer.shutdown();
        serverFactory.shutdown();

        zks.shutdown();

        zkTmpDir.delete();

        ClientBase.waitForServerDown("localhost:2181", 10000);
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