Examples with QuorumHierarchical org.apache.zookeeper.server.quorum.flexible.QuorumHierarchical used on opensource projects

Example 1 with QuorumHierarchical

use of org.apache.zookeeper.server.quorum.flexible.QuorumHierarchical in project zookeeper by apache.

the class FLEZeroWeightTest method testZeroWeightQuorum.

@Test
public void testZeroWeightQuorum() throws Exception {
    LOG.info("TestZeroWeightQuorum: " + getTestName() + ", " + count);
    for (int i = 0; i < count; i++) {
        InetSocketAddress addr1 = new InetSocketAddress("127.0.0.1", PortAssignment.unique());
        InetSocketAddress addr2 = new InetSocketAddress("127.0.0.1", PortAssignment.unique());
        InetSocketAddress addr3 = new InetSocketAddress("127.0.0.1", PortAssignment.unique());
        port[i] = addr3.getPort();
        qp.setProperty("server." + i, "127.0.0.1:" + addr1.getPort() + ":" + addr2.getPort() + ";" + port[i]);
        peers.put(Long.valueOf(i), new QuorumServer(i, addr1, addr2, addr3));
        tmpdir[i] = ClientBase.createTmpDir();
    }
    for (int i = 0; i < count; i++) {
        QuorumHierarchical hq = new QuorumHierarchical(qp);
        QuorumPeer peer = new QuorumPeer(peers, tmpdir[i], tmpdir[i], port[i], 3, i, 1000, 2, 2, hq);
        peer.startLeaderElection();
        LEThread thread = new LEThread(peer, i);
        thread.start();
        threads.add(thread);
    }
    LOG.info("Started threads " + getTestName());
    for (int i = 0; i < threads.size(); i++) {
        threads.get(i).join(15000);
        if (threads.get(i).isAlive()) {
            Assert.fail("Threads didn't join");
        } else {
            if (threads.get(i).fail)
                Assert.fail("Elected zero-weight server");
        }
    }
}

Example 2 with QuorumHierarchical

use of org.apache.zookeeper.server.quorum.flexible.QuorumHierarchical in project zookeeper by apache.

the class HierarchicalQuorumTest method startServers.

/**
     * Starts 5 Learners. When withObservers == false, all 5 are Followers.
     * When withObservers == true, 3 are Followers and 2 Observers.
     * @param withObservers
     * @throws Exception
     */
void startServers(boolean withObservers) throws Exception {
    int tickTime = 2000;
    int initLimit = 3;
    int syncLimit = 3;
    HashMap<Long, QuorumServer> peers = new HashMap<Long, QuorumServer>();
    peers.put(Long.valueOf(1), new QuorumServer(1, new InetSocketAddress("127.0.0.1", port1), new InetSocketAddress("127.0.0.1", leport1), new InetSocketAddress("127.0.0.1", clientport1)));
    peers.put(Long.valueOf(2), new QuorumServer(2, new InetSocketAddress("127.0.0.1", port2), new InetSocketAddress("127.0.0.1", leport2), new InetSocketAddress("127.0.0.1", clientport2)));
    peers.put(Long.valueOf(3), new QuorumServer(3, new InetSocketAddress("127.0.0.1", port3), new InetSocketAddress("127.0.0.1", leport3), new InetSocketAddress("127.0.0.1", clientport3)));
    peers.put(Long.valueOf(4), new QuorumServer(4, new InetSocketAddress("127.0.0.1", port4), new InetSocketAddress("127.0.0.1", leport4), new InetSocketAddress("127.0.0.1", clientport4), withObservers ? QuorumPeer.LearnerType.OBSERVER : QuorumPeer.LearnerType.PARTICIPANT));
    peers.put(Long.valueOf(5), new QuorumServer(5, new InetSocketAddress("127.0.0.1", port5), new InetSocketAddress("127.0.0.1", leport5), new InetSocketAddress("127.0.0.1", clientport5), withObservers ? QuorumPeer.LearnerType.OBSERVER : QuorumPeer.LearnerType.PARTICIPANT));
    LOG.info("creating QuorumPeer 1 port " + clientport1);
    if (withObservers) {
        qp.setProperty("server.4", "127.0.0.1:" + port4 + ":" + leport4 + ":observer" + ";" + clientport4);
        qp.setProperty("server.5", "127.0.0.1:" + port5 + ":" + leport5 + ":observer" + ";" + clientport5);
    }
    QuorumHierarchical hq1 = new QuorumHierarchical(qp);
    s1 = new QuorumPeer(peers, s1dir, s1dir, clientport1, 3, 1, tickTime, initLimit, syncLimit, hq1);
    Assert.assertEquals(clientport1, s1.getClientPort());
    LOG.info("creating QuorumPeer 2 port " + clientport2);
    QuorumHierarchical hq2 = new QuorumHierarchical(qp);
    s2 = new QuorumPeer(peers, s2dir, s2dir, clientport2, 3, 2, tickTime, initLimit, syncLimit, hq2);
    Assert.assertEquals(clientport2, s2.getClientPort());
    LOG.info("creating QuorumPeer 3 port " + clientport3);
    QuorumHierarchical hq3 = new QuorumHierarchical(qp);
    s3 = new QuorumPeer(peers, s3dir, s3dir, clientport3, 3, 3, tickTime, initLimit, syncLimit, hq3);
    Assert.assertEquals(clientport3, s3.getClientPort());
    LOG.info("creating QuorumPeer 4 port " + clientport4);
    QuorumHierarchical hq4 = new QuorumHierarchical(qp);
    s4 = new QuorumPeer(peers, s4dir, s4dir, clientport4, 3, 4, tickTime, initLimit, syncLimit, hq4);
    if (withObservers) {
        s4.setLearnerType(QuorumPeer.LearnerType.OBSERVER);
    }
    Assert.assertEquals(clientport4, s4.getClientPort());
    LOG.info("creating QuorumPeer 5 port " + clientport5);
    QuorumHierarchical hq5 = new QuorumHierarchical(qp);
    s5 = new QuorumPeer(peers, s5dir, s5dir, clientport5, 3, 5, tickTime, initLimit, syncLimit, hq5);
    if (withObservers) {
        s5.setLearnerType(QuorumPeer.LearnerType.OBSERVER);
    }
    Assert.assertEquals(clientport5, s5.getClientPort());
    // Observers are currently only compatible with LeaderElection
    if (withObservers) {
        s1.setElectionType(0);
        s2.setElectionType(0);
        s3.setElectionType(0);
        s4.setElectionType(0);
        s5.setElectionType(0);
    }
    LOG.info("start QuorumPeer 1");
    s1.start();
    LOG.info("start QuorumPeer 2");
    s2.start();
    LOG.info("start QuorumPeer 3");
    s3.start();
    LOG.info("start QuorumPeer 4" + (withObservers ? "(observer)" : ""));
    s4.start();
    LOG.info("start QuorumPeer 5" + (withObservers ? "(observer)" : ""));
    s5.start();
    LOG.info("started QuorumPeer 5");
    LOG.info("Closing ports " + hostPort);
    for (String hp : hostPort.split(",")) {
        Assert.assertTrue("waiting for server up", ClientBase.waitForServerUp(hp, CONNECTION_TIMEOUT));
        LOG.info(hp + " is accepting client connections");
    }
    // interesting to see what's there...
    JMXEnv.dump();
    // make sure we have these 5 servers listed
    Set<String> ensureNames = new LinkedHashSet<String>();
    for (int i = 1; i <= 5; i++) {
        ensureNames.add("InMemoryDataTree");
    }
    for (int i = 1; i <= 5; i++) {
        ensureNames.add("name0=ReplicatedServer_id" + i + ",name1=replica." + i + ",name2=");
    }
    for (int i = 1; i <= 5; i++) {
        for (int j = 1; j <= 5; j++) {
            ensureNames.add("name0=ReplicatedServer_id" + i + ",name1=replica." + j);
        }
    }
    for (int i = 1; i <= 5; i++) {
        ensureNames.add("name0=ReplicatedServer_id" + i);
    }
    JMXEnv.ensureAll(ensureNames.toArray(new String[ensureNames.size()]));
    for (int i = 1; i <= 5; i++) {
        String bean = CommonNames.DOMAIN + ":name0=ReplicatedServer_id" + i + ",name1=replica." + i;
        JMXEnv.ensureBeanAttribute(bean, "ConfigVersion");
        JMXEnv.ensureBeanAttribute(bean, "LearnerType");
        JMXEnv.ensureBeanAttribute(bean, "ClientAddress");
        JMXEnv.ensureBeanAttribute(bean, "ElectionAddress");
        JMXEnv.ensureBeanAttribute(bean, "QuorumSystemInfo");
    }
}