| /* |
| * 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.ignite.internal; |
| |
| import java.util.Collection; |
| import java.util.UUID; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.cluster.ClusterNode; |
| import org.apache.ignite.events.DiscoveryEvent; |
| import org.apache.ignite.events.Event; |
| import org.apache.ignite.internal.util.typedef.G; |
| import org.apache.ignite.lang.IgnitePredicate; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.apache.ignite.testframework.junits.common.GridCommonTest; |
| import org.junit.Test; |
| |
| import static org.apache.ignite.events.EventType.EVTS_DISCOVERY; |
| import static org.apache.ignite.events.EventType.EVT_NODE_FAILED; |
| import static org.apache.ignite.events.EventType.EVT_NODE_LEFT; |
| import static org.apache.ignite.events.EventType.EVT_NODE_METRICS_UPDATED; |
| |
| /** |
| * Starts two grids on the same vm, checks topologies of each grid and discovery |
| * events while stopping one them. |
| */ |
| @GridCommonTest(group = "Kernal Self") |
| public class GridSameVmStartupSelfTest extends GridCommonAbstractTest { |
| /** |
| * |
| */ |
| public GridSameVmStartupSelfTest() { |
| super(false); |
| } |
| |
| /** |
| * JUnit. |
| * |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testSameVmStartup() throws Exception { |
| Ignite ignite1 = startGrid(1); |
| |
| Collection<ClusterNode> top1 = ignite1.cluster().forRemotes().nodes(); |
| |
| try { |
| assert top1.isEmpty() : "Grid1 topology is not empty: " + top1; |
| |
| // Start another grid. |
| Ignite ignite2 = startGrid(2); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| |
| int size1 = ignite1.cluster().forRemotes().nodes().size(); |
| int size2 = ignite2.cluster().forRemotes().nodes().size(); |
| |
| assert size1 == 1 : "Invalid number of remote nodes discovered: " + size1; |
| assert size2 == 1 : "Invalid number of remote nodes discovered: " + size2; |
| |
| final UUID grid1LocNodeId = ignite1.cluster().localNode().id(); |
| |
| ignite2.events().localListen(new IgnitePredicate<Event>() { |
| @Override public boolean apply(Event evt) { |
| boolean tcpDiscovery = tcpDiscovery(); |
| |
| if (tcpDiscovery) |
| assert evt.type() != EVT_NODE_FAILED : "Node1 did not exit gracefully."; |
| |
| if (evt instanceof DiscoveryEvent) { |
| // Local node can send METRICS_UPDATED event. |
| assert ((DiscoveryEvent) evt).eventNode().id().equals(grid1LocNodeId) || |
| evt.type() == EVT_NODE_METRICS_UPDATED : |
| "Received event about invalid node [received=" + |
| ((DiscoveryEvent) evt).eventNode().id() + ", expected=" + grid1LocNodeId + |
| ", type=" + evt.type() + ']'; |
| |
| if (tcpDiscovery) { |
| if (evt.type() == EVT_NODE_LEFT) |
| latch.countDown(); |
| } |
| else { |
| if (evt.type() == EVT_NODE_LEFT || evt.type() == EVT_NODE_FAILED) |
| latch.countDown(); |
| } |
| } |
| |
| return true; |
| } |
| }, EVTS_DISCOVERY); |
| |
| stopGrid(1); |
| |
| assertTrue(latch.await(10, TimeUnit.SECONDS)); |
| |
| Collection<ClusterNode> top2 = ignite2.cluster().forRemotes().nodes(); |
| |
| assert top2.isEmpty() : "Grid2 topology is not empty: " + top2; |
| } |
| finally { |
| stopGrid(1); |
| stopGrid(2); |
| } |
| |
| assert G.allGrids().isEmpty(); |
| } |
| } |