Examples with NetView org.apache.geode.distributed.internal.membership.NetView used on opensource projects

Example 71 with NetView

use of org.apache.geode.distributed.internal.membership.NetView in project geode by apache.

the class GMSJoinLeaveJUnitTest method testNoViewAckCausesRemovalMessage.

@Test
public void testNoViewAckCausesRemovalMessage() throws Exception {
    initMocks(true);
    when(healthMonitor.checkIfAvailable(isA(InternalDistributedMember.class), isA(String.class), isA(Boolean.class))).thenReturn(false);
    prepareAndInstallView(mockMembers[0], createMemberList(mockMembers[0], gmsJoinLeaveMemberId));
    NetView oldView = gmsJoinLeave.getView();
    NetView newView = new NetView(oldView, oldView.getViewId() + 1);
    // the new view will remove the old coordinator (normal shutdown) and add a new member
    // who will not ack the view. This should cause it to be removed from the system
    // with a RemoveMemberMessage
    newView.add(mockMembers[2]);
    newView.remove(mockMembers[0]);
    InstallViewMessage installViewMessage = getInstallViewMessage(newView, credentials, false);
    gmsJoinLeave.processMessage(installViewMessage);
    // this test's member-timeout * 3
    Awaitility.await().atMost(6, SECONDS).until(() -> gmsJoinLeave.getView().getViewId() != oldView.getViewId());
    assertTrue(gmsJoinLeave.isCoordinator());
    // wait for suspect processing
    verify(healthMonitor, timeout(10000).atLeast(1)).checkIfAvailable(isA(DistributedMember.class), isA(String.class), isA(Boolean.class));
// verify(messenger, atLeast(1)).send(isA(RemoveMemberMessage.class));
}

Example 72 with NetView

use of org.apache.geode.distributed.internal.membership.NetView in project geode by apache.

the class GMSQuorumCheckerJUnitTest method testQuorumCheckerMajorityRespond.

@Test
public void testQuorumCheckerMajorityRespond() throws Exception {
    NetView view = prepareView();
    Set<Integer> pongResponders = new HashSet<Integer>();
    for (int i = 0; i < mockMembers.length - 1; i++) {
        pongResponders.add(mockMembers[i].getPort());
    }
    PingMessageAnswer answerer = new PingMessageAnswer(channel, pongResponders);
    Mockito.doAnswer(answerer).when(channel).send(any(Message.class));
    GMSQuorumChecker qc = new GMSQuorumChecker(view, 51, channel);
    qc.initialize();
    boolean quorum = qc.checkForQuorum(500);
    assertTrue(quorum);
    assertSame(view.getMembers().size(), answerer.getPingCount());
}

Example 73 with NetView

use of org.apache.geode.distributed.internal.membership.NetView in project geode by apache.

the class GMSQuorumCheckerJUnitTest method testQuorumCheckerAllRespond.

@Test
public void testQuorumCheckerAllRespond() throws Exception {
    NetView view = prepareView();
    Set<Integer> pongResponders = new HashSet<Integer>();
    for (int i = 0; i < mockMembers.length; i++) {
        pongResponders.add(mockMembers[i].getPort());
    }
    PingMessageAnswer answerer = new PingMessageAnswer(channel, pongResponders);
    Mockito.doAnswer(answerer).when(channel).send(any(Message.class));
    GMSQuorumChecker qc = new GMSQuorumChecker(view, 51, channel);
    qc.initialize();
    boolean quorum = qc.checkForQuorum(500);
    assertTrue(quorum);
    assertSame(view.getMembers().size(), answerer.getPingCount());
    assertTrue(qc.checkForQuorum(500));
    assertSame(qc.getMembershipInfo(), channel);
}

Example 74 with NetView

use of org.apache.geode.distributed.internal.membership.NetView in project geode by apache.

the class GMSQuorumCheckerJUnitTest method testQuorumCheckerNotEnoughWeightForQuorum.

@Test
public void testQuorumCheckerNotEnoughWeightForQuorum() throws Exception {
    NetView view = prepareView();
    Set<Integer> pongResponders = new HashSet<Integer>();
    pongResponders.add(mockMembers[0].getPort());
    PingMessageAnswer answerer = new PingMessageAnswer(channel, pongResponders);
    Mockito.doAnswer(answerer).when(channel).send(any(Message.class));
    GMSQuorumChecker qc = new GMSQuorumChecker(view, 51, channel);
    qc.initialize();
    boolean quorum = qc.checkForQuorum(500);
    assertFalse(quorum);
    assertSame(view.getMembers().size(), answerer.getPingCount());
}

Example 75 with NetView

use of org.apache.geode.distributed.internal.membership.NetView in project geode by apache.

the class LocatorDUnitTest method testCollocatedLocatorWithSecurity.

//////// Test Methods
/**
   * This tests that the locator can resume control as coordinator after all locators have been shut
   * down and one is restarted. It's necessary to have a lock service start so elder failover is
   * forced to happen. Prior to fixing how this worked it hung with the restarted locator trying to
   * become elder again because it put its address at the beginning of the new view it sent out.
   */
@Test
public void testCollocatedLocatorWithSecurity() throws Exception {
    disconnectAllFromDS();
    Host host = Host.getHost(0);
    VM vm1 = host.getVM(1);
    VM vm2 = host.getVM(2);
    VM vm3 = host.getVM(3);
    port1 = AvailablePort.getRandomAvailablePort(AvailablePort.SOCKET);
    DistributedTestUtils.deleteLocatorStateFile(port1);
    final String locators = NetworkUtils.getServerHostName(host) + "[" + port1 + "]";
    final Properties properties = new Properties();
    properties.put(MCAST_PORT, "0");
    properties.put(START_LOCATOR, locators);
    properties.put(LOG_LEVEL, LogWriterUtils.getDUnitLogLevel());
    properties.put(SECURITY_PEER_AUTH_INIT, "org.apache.geode.distributed.AuthInitializer.create");
    properties.put(SECURITY_PEER_AUTHENTICATOR, "org.apache.geode.distributed.MyAuthenticator.create");
    properties.put(ENABLE_CLUSTER_CONFIGURATION, "false");
    properties.put(USE_CLUSTER_CONFIGURATION, "false");
    addDSProps(properties);
    system = (InternalDistributedSystem) DistributedSystem.connect(properties);
    InternalDistributedMember mbr = system.getDistributedMember();
    assertEquals("expected the VM to have NORMAL vmKind", DistributionManager.NORMAL_DM_TYPE, system.getDistributedMember().getVmKind());
    properties.remove(START_LOCATOR);
    properties.put(LOG_LEVEL, LogWriterUtils.getDUnitLogLevel());
    properties.put(LOCATORS, locators);
    SerializableRunnable startSystem = new SerializableRunnable("start system") {

        public void run() {
            system = (InternalDistributedSystem) DistributedSystem.connect(properties);
        }
    };
    vm1.invoke(startSystem);
    vm2.invoke(startSystem);
    // ensure that I, as a collocated locator owner, can create a cache region
    Cache cache = CacheFactory.create(system);
    Region r = cache.createRegionFactory(RegionShortcut.REPLICATE).create("test-region");
    assertNotNull("expected to create a region", r);
    // create a lock service and have every vm get a lock
    DistributedLockService service = DistributedLockService.create("test service", system);
    service.becomeLockGrantor();
    service.lock("foo0", 0, 0);
    vm1.invoke("get the lock service and lock something", () -> DistributedLockService.create("test service", system).lock("foo1", 0, 0));
    vm2.invoke("get the lock service and lock something", () -> DistributedLockService.create("test service", system).lock("foo2", 0, 0));
    // cause elder failover. vm1 will become the lock grantor
    system.disconnect();
    try {
        vm1.invoke("ensure grantor failover", () -> {
            DistributedLockService serviceNamed = DistributedLockService.getServiceNamed("test service");
            serviceNamed.lock("foo3", 0, 0);
            Awaitility.waitAtMost(10000, TimeUnit.MILLISECONDS).pollInterval(200, TimeUnit.MILLISECONDS).until(() -> serviceNamed.isLockGrantor());
            assertTrue(serviceNamed.isLockGrantor());
        });
        properties.put(START_LOCATOR, locators);
        properties.put(LOG_LEVEL, LogWriterUtils.getDUnitLogLevel());
        system = (InternalDistributedSystem) DistributedSystem.connect(properties);
        System.out.println("done connecting distributed system.  Membership view is " + MembershipManagerHelper.getMembershipManager(system).getView());
        assertEquals("should be the coordinator", system.getDistributedMember(), MembershipManagerHelper.getCoordinator(system));
        NetView view = MembershipManagerHelper.getMembershipManager(system).getView();
        org.apache.geode.test.dunit.LogWriterUtils.getLogWriter().info("view after becoming coordinator is " + view);
        assertNotSame("should not be the first member in the view (" + view + ")", system.getDistributedMember(), view.get(0));
        service = DistributedLockService.create("test service", system);
        // now force a non-elder VM to get a lock. This will hang if the bug is not fixed
        vm2.invoke("get the lock service and lock something", () -> {
            DistributedLockService.getServiceNamed("test service").lock("foo4", 0, 0);
        });
        assertFalse("should not have become lock grantor", service.isLockGrantor());
        // Now demonstrate that a new member can join and use the lock service
        properties.remove(START_LOCATOR);
        vm3.invoke(startSystem);
        vm3.invoke("get the lock service and lock something(2)", () -> DistributedLockService.create("test service", system).lock("foo5", 0, 0));
    } finally {
        disconnectAllFromDS();
    }
}