Package org.apache.zookeeper.server

Examples of org.apache.zookeeper.server.ZKDatabase

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          quorumPeer.setInitLimit(config.getInitLimit());
          quorumPeer.setSyncLimit(config.getSyncLimit());
          quorumPeer.setDynamicConfigFilename(config.getDynamicConfigFilename());
          quorumPeer.setConfigFileName(config.getConfigFilename());
          quorumPeer.setConfigBackwardCompatibility(config.getConfigBackwardCompatibility());
          quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
          quorumPeer.setQuorumVerifier(config.getQuorumVerifier(), false);
          if (config.getLastSeenQuorumVerifier()!=null) {
              quorumPeer.setLastSeenQuorumVerifier(config.getLastSeenQuorumVerifier(), false);
          }
          quorumPeer.initConfigInZKDatabase();
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    static void shutdownServerInstance(NIOServerCnxn.Factory factory,
            String hostPort)
    {     
      if (factory != null) {
          ZKDatabase zkDb = factory.getZooKeeperServer().getZKDatabase();
            factory.shutdown();
            try {
                zkDb.close();
            } catch (IOException ie) {
                LOG.warn("Error closing logs ", ie);
            }
            final int PORT = getPort(hostPort);
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        for(Long l : sessionsRestarted) {
            assertTrue("Should have same set of sessions in both servers, did not expect: " + l, sessionsNotRestarted.contains(l));       
        }     
        assertEquals("Should have same number of sessions", sessionsNotRestarted.size(), sessionsRestarted.size());
        ZKDatabase restarted = qu.getPeer(index).peer.getActiveServer().getZKDatabase();
        ZKDatabase clean =  qu.getPeer(3).peer.getActiveServer().getZKDatabase();
        ZKDatabase lead = qu.getPeer(leaderIndex).peer.getActiveServer().getZKDatabase();
        for(Long l : sessionsRestarted) {
            assertTrue("Should have same set of sessions in both servers, did not expect: " + l, sessionsNotRestarted.contains(l));
            HashSet ephemerals = restarted.getEphemerals(l);
            HashSet cleanEphemerals = clean.getEphemerals(l);
            for(Object o : cleanEphemerals) {
                if(!ephemerals.contains(o)) {
                    LOG.info("Restarted follower doesn't contain ephemeral " + o);
                }
            }
            HashSet leadEphemerals = lead.getEphemerals(l);
            for(Object o : leadEphemerals) {
                if(!cleanEphemerals.contains(o)) {
                    LOG.info("Follower doesn't contain ephemeral from leader " + o);
                }
            }
            assertEquals("Should have same number of ephemerals in both followers", ephemerals.size(), cleanEphemerals.size());           
            assertEquals("Leader should equal follower", lead.getEphemerals(l).size(), cleanEphemerals.size());
        }
    }     
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  }
 
  @After
  public void tearDown() throws IOException, InterruptedException {
    if (zks != null) {
      ZKDatabase zkDb = zks.getZKDatabase();
      factory.shutdown();
      try {
        zkDb.close();
      } catch (IOException ie) {
      }
      final int PORT = Integer.parseInt(hostPort.split(":")[1]);

      Assert.assertTrue("waiting for server down",
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        for(Long l : sessionsRestarted) {
            assertTrue("Should have same set of sessions in both servers, did not expect: " + l, sessionsNotRestarted.contains(l));       
        }     
        assertEquals("Should have same number of sessions", sessionsNotRestarted.size(), sessionsRestarted.size());
        ZKDatabase restarted = qu.getPeer(index).peer.getActiveServer().getZKDatabase();
        ZKDatabase clean =  qu.getPeer(3).peer.getActiveServer().getZKDatabase();
        ZKDatabase lead = qu.getPeer(leaderIndex).peer.getActiveServer().getZKDatabase();
        for(Long l : sessionsRestarted) {
            assertTrue("Should have same set of sessions in both servers, did not expect: " + l, sessionsNotRestarted.contains(l));
            HashSet ephemerals = restarted.getEphemerals(l);
            HashSet cleanEphemerals = clean.getEphemerals(l);
            for(Object o : cleanEphemerals) {
                if(!ephemerals.contains(o)) {
                    LOG.info("Restarted follower doesn't contain ephemeral " + o);
                }
            }
            HashSet leadEphemerals = lead.getEphemerals(l);
            for(Object o : leadEphemerals) {
                if(!cleanEphemerals.contains(o)) {
                    LOG.info("Follower doesn't contain ephemeral from leader " + o);
                }
            }
            assertEquals("Should have same number of ephemerals in both followers", ephemerals.size(), cleanEphemerals.size());           
            assertEquals("Leader should equal follower", lead.getEphemerals(l).size(), cleanEphemerals.size());
        }
    }     
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            if ( cnxnFactory != null )
            {
                ZooKeeperServer     zkServer = getZooKeeperServer(cnxnFactory);
                if ( zkServer != null )
                {
                    ZKDatabase      zkDb = zkServer.getZKDatabase();
                    if ( zkDb != null )
                    {
                        // make ZK server close its log files
                        zkDb.close();
                    }
                }
            }
        }
        catch ( Exception e )
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    static void shutdownServerInstance(ServerCnxnFactory factory,
            String hostPort)
    {
        if (factory != null) {
            ZKDatabase zkDb;
            {
                ZooKeeperServer zs = getServer(factory);
       
                zkDb = zs.getZKDatabase();
            }
            factory.shutdown();
            try {
                zkDb.close();
            } catch (IOException ie) {
                LOG.warn("Error closing logs ", ie);
            }
            final int PORT = getPort(hostPort);
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          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) {
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        ZooKeeper zk = new ZooKeeper("127.0.0.1:" + baseHostPort, 15000, nullWatcher);
        for(int i = 0; i < 50; i++) {
            zk.create("/" + i, new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
        }
        zk.close();
        ZKDatabase zkDb = factory.getZooKeeperServer().getZKDatabase();
        factory.shutdown();
        try {
            zkDb.close();
        } catch (IOException ie) {
            LOG.warn("Error closing logs ", ie);
        }
        int tickTime = 2000;
        int initLimit = 3;
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    static void shutdownServerInstance(NIOServerCnxn.Factory factory,
            String hostPort)
    {     
      if (factory != null) {
          ZKDatabase zkDb = factory.getZooKeeperServer().getZKDatabase();
            factory.shutdown();
            try {
                zkDb.close();
            } catch (IOException ie) {
                LOG.warn("Error closing logs ", ie);
            }
            final int PORT = getPort(hostPort);
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