| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the License. You may obtain a |
| * copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License |
| * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
| * or implied. See the License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package org.apache.geode.distributed.internal.tcpserver; |
| |
| import static org.apache.geode.distributed.ConfigurationProperties.ENABLE_CLUSTER_CONFIGURATION; |
| import static org.apache.geode.distributed.ConfigurationProperties.LOCATORS; |
| import static org.apache.geode.distributed.ConfigurationProperties.MCAST_PORT; |
| import static org.assertj.core.api.Assertions.assertThat; |
| import static org.assertj.core.api.Assertions.fail; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Properties; |
| |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| import org.apache.geode.distributed.Locator; |
| import org.apache.geode.distributed.internal.InternalDistributedSystem; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.distributed.internal.membership.gms.locator.FindCoordinatorRequest; |
| import org.apache.geode.distributed.internal.membership.gms.locator.FindCoordinatorResponse; |
| import org.apache.geode.internal.AvailablePortHelper; |
| import org.apache.geode.internal.Version; |
| import org.apache.geode.internal.net.SocketCreator; |
| import org.apache.geode.test.dunit.Invoke; |
| import org.apache.geode.test.dunit.VM; |
| import org.apache.geode.test.dunit.internal.JUnit4DistributedTestCase; |
| import org.apache.geode.test.junit.categories.MembershipTest; |
| |
| /** |
| * This tests the rolling upgrade for locators with different GOSSIPVERSION. |
| */ |
| @Category({MembershipTest.class}) |
| public class TcpServerBackwardCompatDUnitTest extends JUnit4DistributedTestCase { |
| |
| @Override |
| public final void postSetUp() throws Exception { |
| disconnectAllFromDS(); |
| Invoke.invokeInEveryVM("Set TcpServer.isTesting true", () -> { |
| TcpServer.isTesting = true; |
| }); |
| } |
| |
| @Override |
| public final void preTearDown() throws Exception { |
| Invoke.invokeInEveryVM("Set TcpServer.isTesting true", () -> { |
| TcpServer.isTesting = false; |
| }); |
| } |
| |
| /** |
| * This test starts two locators with current GOSSIPVERSION and then shuts down one of them and |
| * restart it with new GOSSIPVERSION and verifies that it has recovered the system View. Then we |
| * upgrade next locator. |
| */ |
| @Test |
| public void testGossipVersionBackwardCompatibility() { |
| |
| final VM locator0 = VM.getVM(0); |
| final VM locator1 = VM.getVM(1); |
| final VM locatorRestart0 = VM.getVM(2); |
| final VM member = VM.getVM(3); |
| |
| int[] ports = AvailablePortHelper.getRandomAvailableTCPPorts(2); |
| |
| // Create properties for locator0 |
| final int port0 = ports[0]; |
| final File logFile0 = null; |
| |
| // Create properties for locator1 |
| final int port1 = ports[1]; |
| final File logFile1 = null; |
| |
| final String locators = |
| VM.getHostName() + "[" + port0 + "]," + VM.getHostName() + "[" + port1 + "]"; |
| |
| final Properties props = new Properties(); |
| props.setProperty(LOCATORS, locators); |
| props.setProperty(MCAST_PORT, "0"); |
| props.setProperty(ENABLE_CLUSTER_CONFIGURATION, "false"); |
| |
| locator0.invoke("Starting first locator on port " + port0, () -> { |
| try { |
| TcpServer.getGossipVersionMapForTestOnly().put(TcpServer.TESTVERSION - 100, |
| Version.CURRENT_ORDINAL); |
| |
| Locator.startLocatorAndDS(port0, logFile0, props); |
| } catch (IOException e) { |
| fail("Locator1 start failed with Gossip Version: " + TcpServer.GOSSIPVERSION + "!", e); |
| } |
| }); |
| |
| // Start a new member to add it to discovery set of locator0. |
| member.invoke("Start a member", () -> { |
| disconnectFromDS(); |
| TcpServer.getGossipVersionMapForTestOnly().put(TcpServer.TESTVERSION - 100, |
| Version.CURRENT_ORDINAL); |
| InternalDistributedSystem.connect(props); |
| }); |
| |
| // Start locator1 with props. |
| locator1.invoke("Starting second locator on port " + port1, |
| () -> restartLocator(port1, logFile1, props)); |
| |
| // Stop first locator currently running in locator0 VM. |
| locator0.invoke("Stopping first locator", () -> { |
| Locator.getLocator().stop(); |
| disconnectFromDS(); |
| }); |
| |
| // Restart first locator in new VM. |
| locatorRestart0.invoke(() -> restartLocator(port0, logFile0, props)); |
| } |
| |
| private void restartLocator(int port0, File logFile0, Properties props) { |
| try { |
| TcpServer.TESTVERSION -= 100; |
| TcpServer.OLDTESTVERSION -= 100; |
| TcpServer.getGossipVersionMapForTestOnly().put(TcpServer.TESTVERSION, |
| Version.CURRENT_ORDINAL); |
| TcpServer.getGossipVersionMapForTestOnly().put(TcpServer.OLDTESTVERSION, |
| Version.GFE_57.ordinal()); |
| |
| Locator.startLocatorAndDS(port0, logFile0, props); |
| |
| // Start a gossip client to connect to first locator "locator0". |
| FindCoordinatorRequest req = new FindCoordinatorRequest( |
| new InternalDistributedMember(SocketCreator.getLocalHost(), 1234)); |
| FindCoordinatorResponse response; |
| |
| response = (FindCoordinatorResponse) new TcpClient() |
| .requestToServer(SocketCreator.getLocalHost(), port0, req, 5000); |
| assertThat(response).isNotNull(); |
| |
| } catch (LocatorCancelException e) { |
| fail("a Locator start failed with Gossip Version: " + TcpServer.GOSSIPVERSION + "!", e); |
| } catch (Exception e) { |
| fail("b Locator start failed with Gossip Version: " + TcpServer.GOSSIPVERSION + "!", e); |
| } |
| } |
| } |