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

Example 41 with NetView

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

the class GMSJoinLeaveJUnitTest method testRemoveAndLeaveIsNotACrash.

@Test
public void testRemoveAndLeaveIsNotACrash() throws Exception {
    // simultaneous leave & remove requests for a member
    // should not result in it's being seen as a crashed member
    initMocks();
    final int viewInstallationTime = 15000;
    when(healthMonitor.checkIfAvailable(isA(InternalDistributedMember.class), isA(String.class), isA(Boolean.class))).thenReturn(true);
    // ensures multiple requests are queued for a view
    gmsJoinLeave.delayViewCreationForTest(5000);
    // change
    GMSJoinLeaveTestHelper.becomeCoordinatorForTest(gmsJoinLeave);
    Awaitility.await().atMost(viewInstallationTime, MILLISECONDS).until(() -> gmsJoinLeave.getView() != null);
    NetView oldView = gmsJoinLeave.getView();
    NetView newView = new NetView(oldView, oldView.getViewId() + 1);
    newView.add(mockMembers[1]);
    newView.add(mockMembers[2]);
    gmsJoinLeave.installView(newView);
    gmsJoinLeave.memberShutdown(mockMembers[1], "shutting down for test");
    gmsJoinLeave.remove(mockMembers[1], "removing for test");
    Awaitility.await().atMost(viewInstallationTime, MILLISECONDS).until(() -> gmsJoinLeave.getView().getViewId() > newView.getViewId());
    assertFalse(gmsJoinLeave.getView().getCrashedMembers().contains(mockMembers[1]));
}

Example 42 with NetView

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

the class GMSJoinLeaveJUnitTest method testBecomeCoordinator.

@Test
public void testBecomeCoordinator() throws Exception {
    String reason = "testing";
    initMocks();
    prepareAndInstallView(mockMembers[0], createMemberList(mockMembers[0], gmsJoinLeaveMemberId));
    NetView view = gmsJoinLeave.getView();
    view.add(gmsJoinLeaveMemberId);
    InternalDistributedMember creator = view.getCreator();
    LeaveRequestMessage msg = new LeaveRequestMessage(creator, creator, reason);
    msg.setSender(creator);
    gmsJoinLeave.processMessage(msg);
    assertTrue("Expected becomeCoordinator to be invoked", gmsJoinLeave.isCoordinator());
}

Example 43 with NetView

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

the class GMSJoinLeaveJUnitTest method testRejectOlderView.

@Test
public void testRejectOlderView() throws IOException {
    initMocks();
    prepareAndInstallView(mockMembers[0], createMemberList(mockMembers[0], gmsJoinLeaveMemberId));
    List<InternalDistributedMember> mbrs = new LinkedList<>();
    mbrs.add(mockMembers[0]);
    mbrs.add(mockMembers[1]);
    // try to install an older view where viewId < currentView.viewId
    NetView olderNetView = new NetView(mockMembers[0], 0, mbrs);
    InstallViewMessage installViewMessage = getInstallViewMessage(olderNetView, credentials, false);
    gmsJoinLeave.processMessage(installViewMessage);
    Assert.assertNotEquals(gmsJoinLeave.getView(), olderNetView);
}

Example 44 with NetView

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

the class GMSJoinLeaveJUnitTest method prepareAndInstallView.

/**
   * prepares and install a view
   * 
   * @throws IOException
   */
private void prepareAndInstallView(InternalDistributedMember coordinator, List<InternalDistributedMember> members) throws IOException {
    int viewId = 1;
    when(services.getMessenger()).thenReturn(messenger);
    // prepare the view
    NetView netView = new NetView(coordinator, viewId, members);
    InstallViewMessage installViewMessage = getInstallViewMessage(netView, credentials, true);
    gmsJoinLeave.processMessage(installViewMessage);
    verify(messenger).send(isA(ViewAckMessage.class));
    // install the view
    installViewMessage = getInstallViewMessage(netView, credentials, false);
    gmsJoinLeave.processMessage(installViewMessage);
    Assert.assertEquals(netView, gmsJoinLeave.getView());
}

Example 45 with NetView

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

the class GMSJoinLeaveJUnitTest method testDuplicateLeaveRequestDoesNotCauseNewView.

@Test
public void testDuplicateLeaveRequestDoesNotCauseNewView() throws Exception {
    String reason = "testing";
    initMocks();
    gmsJoinLeave.unitTesting.add("noRandomViewChange");
    prepareAndInstallView(gmsJoinLeaveMemberId, createMemberList(gmsJoinLeaveMemberId, mockMembers[0]));
    GMSJoinLeaveTestHelper.becomeCoordinatorForTest(gmsJoinLeave);
    LeaveRequestMessage msg = new LeaveRequestMessage(gmsJoinLeave.getMemberID(), mockMembers[0], reason);
    msg.setSender(mockMembers[0]);
    gmsJoinLeave.processMessage(msg);
    msg = new LeaveRequestMessage(gmsJoinLeave.getMemberID(), mockMembers[0], reason);
    msg.setSender(mockMembers[0]);
    gmsJoinLeave.processMessage(msg);
    waitForViewAndNoRequestsInProgress(7);
    NetView view = gmsJoinLeave.getView();
    assertTrue("expected member to be removed: " + mockMembers[0] + "; view: " + view, !view.contains(mockMembers[0]));
    assertTrue("expected member to be in shutdownMembers collection: " + mockMembers[0] + "; view: " + view, view.getShutdownMembers().contains(mockMembers[0]));
}