| /* |
| * 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.client.thin; |
| |
| import org.apache.ignite.client.ClientConnectionException; |
| import org.apache.ignite.testframework.GridTestUtils; |
| import org.junit.Test; |
| |
| /** |
| * Test endpoints discovery by thin client. |
| */ |
| public class ThinClientEnpointsDiscoveryTest extends ThinClientAbstractPartitionAwarenessTest { |
| /** {@inheritDoc} */ |
| @Override protected void afterTest() throws Exception { |
| super.afterTest(); |
| |
| stopAllGrids(); |
| } |
| |
| /** */ |
| @Test |
| public void testEndpointsDiscovery() throws Exception { |
| startGrids(3); |
| |
| // Set only subset of nodes to connect, but wait for init of all nodes channels (other nodes should be discovered). |
| initClient(getClientConfiguration(0, 4), 0, 1, 2); |
| |
| stopGrid(0); |
| |
| detectTopologyChange(); |
| |
| // Address of stopped node removed. |
| assertTrue(GridTestUtils.waitForCondition(() -> channels[0].isClosed(), WAIT_TIMEOUT)); |
| |
| channels[0] = null; |
| |
| startGrid(0); |
| |
| startGrid(3); |
| |
| detectTopologyChange(); |
| |
| // Addresses of new nodes discovered. |
| awaitChannelsInit(0, 3); |
| } |
| |
| /** */ |
| @Test |
| public void testEndpointsDiscoveryDisabled() throws Exception { |
| startGrids(2); |
| |
| // Set only subset of nodes to connect, but wait for init of all nodes channels (other nodes should be discovered). |
| initClient(getClientConfiguration(0).setClusterDiscoveryEnabled(false), 0); |
| |
| Thread.sleep(300); |
| |
| assertNull(channels[1]); |
| assertNull(channels[2]); |
| assertNull(channels[3]); |
| } |
| |
| /** */ |
| @Test |
| public void testDiscoveryAfterAllNodesFailed() throws Exception { |
| startGrids(2); |
| |
| awaitPartitionMapExchange(); |
| |
| initClient(getClientConfiguration(0), 0, 1); |
| |
| Integer key = primaryKey(grid(1).cache(PART_CACHE_NAME)); |
| |
| // Any request to cache through any channel to initialize cache's partitions map. |
| client.cache(PART_CACHE_NAME).get(0); |
| |
| assertOpOnChannel(null, ClientOperation.CACHE_PARTITIONS); |
| assertOpOnChannel(null, ClientOperation.CACHE_GET); |
| |
| stopGrid(0); |
| |
| // Send request through channel 1 to ensure that channel 0 is closed due to discovered topology change |
| // (not by failure on channel 0). |
| client.cache(PART_CACHE_NAME).put(key, key); |
| |
| assertOpOnChannel(channels[1], ClientOperation.CACHE_PUT); |
| |
| assertTrue(GridTestUtils.waitForCondition(() -> channels[0].isClosed(), WAIT_TIMEOUT)); |
| |
| channels[0] = null; |
| |
| // At this moment we know only address of node 1. |
| stopGrid(1); |
| |
| try { |
| detectTopologyChange(); |
| |
| fail(); |
| } |
| catch (ClientConnectionException ignore) { |
| // Expected. |
| } |
| |
| startGrid(0); |
| |
| // We should be able to connect to node 0 again. |
| detectTopologyChange(); |
| |
| awaitChannelsInit(0); |
| } |
| } |