Examples with QuorumServer org.apache.zookeeper.server.quorum.QuorumPeer.QuorumServer used on opensource projects

Example 51 with QuorumServer

use of org.apache.zookeeper.server.quorum.QuorumPeer.QuorumServer in project zookeeper by apache.

the class QuorumMaj method toString.

public String toString() {
    StringBuilder sw = new StringBuilder();
    for (QuorumServer member : getAllMembers().values()) {
        String key = "server." + member.id;
        String value = member.toString();
        sw.append(key);
        sw.append('=');
        sw.append(value);
        sw.append('\n');
    }
    String hexVersion = Long.toHexString(version);
    sw.append("version=");
    sw.append(hexVersion);
    return sw.toString();
}

Example 52 with QuorumServer

use of org.apache.zookeeper.server.quorum.QuorumPeer.QuorumServer in project zookeeper by apache.

the class Zab1_0Test method testObserverConversation.

public void testObserverConversation(ObserverConversation conversation) throws Exception {
    File tmpDir = File.createTempFile("test", "dir", testData);
    tmpDir.delete();
    tmpDir.mkdir();
    Thread observerThread = null;
    ConversableObserver observer = null;
    QuorumPeer peer = null;
    try {
        peer = createQuorumPeer(tmpDir);
        peer.setSyncEnabled(true);
        observer = createObserver(tmpDir, peer);
        peer.observer = observer;
        ServerSocket ss = new ServerSocket(0, 50, InetAddress.getByName("127.0.0.1"));
        QuorumServer leaderQS = new QuorumServer(1, (InetSocketAddress) ss.getLocalSocketAddress());
        observer.setLeaderQuorumServer(leaderQS);
        final Observer observerForThread = observer;
        observerThread = new Thread() {

            public void run() {
                try {
                    observerForThread.observeLeader();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        };
        observerThread.start();
        Socket leaderSocket = ss.accept();
        InputArchive ia = BinaryInputArchive.getArchive(leaderSocket.getInputStream());
        OutputArchive oa = BinaryOutputArchive.getArchive(leaderSocket.getOutputStream());
        conversation.converseWithObserver(ia, oa, observer);
    } finally {
        if (observer != null) {
            observer.shutdown();
        }
        if (observerThread != null) {
            observerThread.interrupt();
            observerThread.join();
        }
        if (peer != null) {
            peer.shutdown();
        }
        TestUtils.deleteFileRecursively(tmpDir);
    }
}

Example 53 with QuorumServer

use of org.apache.zookeeper.server.quorum.QuorumPeer.QuorumServer in project zookeeper by apache.

the class RemotePeerBeanTest method testGetClientAddressShouldReturnEmptyStringWhenClientAddressIsNull.

/**
 * Test case for https://issues.apache.org/jira/browse/ZOOKEEPER-2269
 */
@Test
public void testGetClientAddressShouldReturnEmptyStringWhenClientAddressIsNull() {
    InetSocketAddress peerCommunicationAddress = null;
    // Here peerCommunicationAddress is null, also clientAddr is null
    QuorumServer peer = new QuorumServer(1, peerCommunicationAddress);
    RemotePeerBean remotePeerBean = new RemotePeerBean(null, peer);
    String clientAddress = remotePeerBean.getClientAddress();
    assertNotNull(clientAddress);
    assertEquals(0, clientAddress.length());
}

Example 54 with QuorumServer

use of org.apache.zookeeper.server.quorum.QuorumPeer.QuorumServer in project zookeeper by apache.

the class CnxManagerTest method testCnxManagerListenerThreadConfigurableRetry.

/**
 * Test for bug described in https://issues.apache.org/jira/browse/ZOOKEEPER-3320.
 * Test create peer with address which contains unresolvable DNS name,
 * leader election listener thread should stop after N errors.
 *
 * @throws Exception
 */
@Test
public void testCnxManagerListenerThreadConfigurableRetry() throws Exception {
    final Map<Long, QuorumServer> unresolvablePeers = new HashMap<>();
    final long myid = 1L;
    unresolvablePeers.put(myid, new QuorumServer(myid, "unresolvable-domain.org:2182:2183;2181"));
    final QuorumPeer peer = new QuorumPeer(unresolvablePeers, ClientBase.createTmpDir(), ClientBase.createTmpDir(), 2181, 3, myid, 1000, 2, 2, 2);
    final QuorumCnxManager cnxManager = peer.createCnxnManager();
    final QuorumCnxManager.Listener listener = cnxManager.listener;
    final AtomicBoolean errorHappend = new AtomicBoolean(false);
    listener.setSocketBindErrorHandler(() -> errorHappend.set(true));
    listener.start();
    // listener thread should stop and throws error which notify QuorumPeer about error.
    // QuorumPeer should start shutdown process
    // set wait time, if listener contains bug and thread not stops.
    listener.join(15000);
    assertFalse(listener.isAlive());
    assertTrue(errorHappend.get());
    assertFalse(listener.isAlive(), QuorumPeer.class.getSimpleName() + " not stopped after " + "listener thread death");
}

Example 55 with QuorumServer

use of org.apache.zookeeper.server.quorum.QuorumPeer.QuorumServer in project zookeeper by apache.

the class QuorumBase method setupServer.

public void setupServer(int i) throws IOException {
    int tickTime = 2000;
    int initLimit = 3;
    int syncLimit = 3;
    int connectToLearnerMasterLimit = 3;
    if (peers == null) {
        peers = new HashMap<Long, QuorumServer>();
        peers.put(Long.valueOf(1), new QuorumServer(1, new InetSocketAddress(LOCALADDR, port1), new InetSocketAddress(LOCALADDR, portLE1), new InetSocketAddress(LOCALADDR, portClient1), LearnerType.PARTICIPANT));
        peers.put(Long.valueOf(2), new QuorumServer(2, new InetSocketAddress(LOCALADDR, port2), new InetSocketAddress(LOCALADDR, portLE2), new InetSocketAddress(LOCALADDR, portClient2), LearnerType.PARTICIPANT));
        peers.put(Long.valueOf(3), new QuorumServer(3, new InetSocketAddress(LOCALADDR, port3), new InetSocketAddress(LOCALADDR, portLE3), new InetSocketAddress(LOCALADDR, portClient3), LearnerType.PARTICIPANT));
        peers.put(Long.valueOf(4), new QuorumServer(4, new InetSocketAddress(LOCALADDR, port4), new InetSocketAddress(LOCALADDR, portLE4), new InetSocketAddress(LOCALADDR, portClient4), LearnerType.PARTICIPANT));
        peers.put(Long.valueOf(5), new QuorumServer(5, new InetSocketAddress(LOCALADDR, port5), new InetSocketAddress(LOCALADDR, portLE5), new InetSocketAddress(LOCALADDR, portClient5), LearnerType.PARTICIPANT));
    }
    switch(i) {
        case 1:
            LOG.info("creating QuorumPeer 1 port {}", portClient1);
            s1 = new QuorumPeer(peers, s1dir, s1dir, portClient1, 3, 1, tickTime, initLimit, syncLimit, connectToLearnerMasterLimit);
            assertEquals(portClient1, s1.getClientPort());
            break;
        case 2:
            LOG.info("creating QuorumPeer 2 port {}", portClient2);
            s2 = new QuorumPeer(peers, s2dir, s2dir, portClient2, 3, 2, tickTime, initLimit, syncLimit, connectToLearnerMasterLimit);
            assertEquals(portClient2, s2.getClientPort());
            break;
        case 3:
            LOG.info("creating QuorumPeer 3 port {}", portClient3);
            s3 = new QuorumPeer(peers, s3dir, s3dir, portClient3, 3, 3, tickTime, initLimit, syncLimit, connectToLearnerMasterLimit);
            assertEquals(portClient3, s3.getClientPort());
            break;
        case 4:
            LOG.info("creating QuorumPeer 4 port {}", portClient4);
            s4 = new QuorumPeer(peers, s4dir, s4dir, portClient4, 3, 4, tickTime, initLimit, syncLimit, connectToLearnerMasterLimit);
            assertEquals(portClient4, s4.getClientPort());
            break;
        case 5:
            LOG.info("creating QuorumPeer 5 port {}", portClient5);
            s5 = new QuorumPeer(peers, s5dir, s5dir, portClient5, 3, 5, tickTime, initLimit, syncLimit, connectToLearnerMasterLimit);
            assertEquals(portClient5, s5.getClientPort());
    }
}