| /* |
| * 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.solr.cloud; |
| |
| import java.lang.invoke.MethodHandles; |
| import java.util.Set; |
| |
| import org.apache.solr.SolrTestCaseJ4.SuppressSSL; |
| import org.apache.solr.client.solrj.embedded.JettySolrRunner; |
| import org.apache.solr.client.solrj.request.CollectionAdminRequest; |
| import org.apache.solr.common.cloud.OnReconnect; |
| import org.apache.solr.common.cloud.Replica; |
| import org.apache.solr.core.CoreContainer; |
| import org.apache.solr.core.SolrCore; |
| import org.apache.solr.schema.ZkIndexSchemaReader; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import static org.apache.solr.common.cloud.ZkStateReader.CORE_NAME_PROP; |
| |
| @SuppressSSL(bugUrl = "https://issues.apache.org/jira/browse/SOLR-5776") |
| public class TestOnReconnectListenerSupport extends AbstractFullDistribZkTestBase { |
| |
| private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| |
| public TestOnReconnectListenerSupport() { |
| super(); |
| sliceCount = 2; |
| fixShardCount(3); |
| } |
| |
| @BeforeClass |
| public static void initSysProperties() { |
| System.setProperty("managed.schema.mutable", "false"); |
| System.setProperty("enable.update.log", "true"); |
| } |
| |
| @Override |
| protected String getCloudSolrConfig() { |
| return "solrconfig-managed-schema.xml"; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| waitForThingsToLevelOut(30000); |
| |
| String testCollectionName = "c8n_onreconnect_1x1"; |
| String shardId = "shard1"; |
| createCollectionRetry(testCollectionName, "conf1", 1, 1, 1); |
| cloudClient.setDefaultCollection(testCollectionName); |
| |
| Replica leader = getShardLeader(testCollectionName, shardId, 30 /* timeout secs */); |
| JettySolrRunner leaderJetty = getJettyOnPort(getReplicaPort(leader)); |
| |
| // get the ZkController for the node hosting the leader |
| CoreContainer cores = leaderJetty.getCoreContainer(); |
| ZkController zkController = cores.getZkController(); |
| assertNotNull("ZkController is null", zkController); |
| |
| String leaderCoreName = leader.getStr(CORE_NAME_PROP); |
| String leaderCoreId; |
| try (SolrCore leaderCore = cores.getCore(leaderCoreName)) { |
| assertNotNull("SolrCore for "+leaderCoreName+" not found!", leaderCore); |
| leaderCoreId = leaderCore.getName()+":"+leaderCore.getStartNanoTime(); |
| } |
| |
| // verify the ZkIndexSchemaReader is a registered OnReconnect listener |
| Set<OnReconnect> listeners = zkController.getCurrentOnReconnectListeners(); |
| assertNotNull("ZkController returned null OnReconnect listeners", listeners); |
| ZkIndexSchemaReader expectedListener = null; |
| for (OnReconnect listener : listeners) { |
| if (listener instanceof ZkIndexSchemaReader) { |
| ZkIndexSchemaReader reader = (ZkIndexSchemaReader)listener; |
| if (leaderCoreId.equals(reader.getUniqueCoreId())) { |
| expectedListener = reader; |
| break; |
| } |
| } |
| } |
| assertNotNull("ZkIndexSchemaReader for core " + leaderCoreName + |
| " not registered as an OnReconnect listener and should be", expectedListener); |
| |
| // reload the collection |
| boolean wasReloaded = reloadCollection(leader, testCollectionName); |
| assertTrue("Collection '" + testCollectionName + "' failed to reload within a reasonable amount of time!", |
| wasReloaded); |
| |
| // after reload, the new core should be registered as an OnReconnect listener and the old should not be |
| String reloadedLeaderCoreId; |
| try (SolrCore leaderCore = cores.getCore(leaderCoreName)) { |
| reloadedLeaderCoreId = leaderCore.getName()+":"+leaderCore.getStartNanoTime(); |
| } |
| |
| // they shouldn't be equal after reload |
| assertTrue(!leaderCoreId.equals(reloadedLeaderCoreId)); |
| |
| listeners = zkController.getCurrentOnReconnectListeners(); |
| assertNotNull("ZkController returned null OnReconnect listeners", listeners); |
| |
| expectedListener = null; // reset |
| for (OnReconnect listener : listeners) { |
| if (listener instanceof ZkIndexSchemaReader) { |
| ZkIndexSchemaReader reader = (ZkIndexSchemaReader)listener; |
| if (leaderCoreId.equals(reader.getUniqueCoreId())) { |
| fail("Previous core "+leaderCoreId+ |
| " should no longer be a registered OnReconnect listener! Current listeners: "+listeners); |
| } else if (reloadedLeaderCoreId.equals(reader.getUniqueCoreId())) { |
| expectedListener = reader; |
| break; |
| } |
| } |
| } |
| |
| assertNotNull("ZkIndexSchemaReader for core "+reloadedLeaderCoreId+ |
| " not registered as an OnReconnect listener and should be", expectedListener); |
| |
| // try to clean up |
| try { |
| CollectionAdminRequest.deleteCollection(testCollectionName).process(cloudClient); |
| } catch (Exception e) { |
| // don't fail the test |
| log.warn("Could not delete collection {} after test completed", testCollectionName); |
| } |
| |
| listeners = zkController.getCurrentOnReconnectListeners(); |
| for (OnReconnect listener : listeners) { |
| if (listener instanceof ZkIndexSchemaReader) { |
| ZkIndexSchemaReader reader = (ZkIndexSchemaReader)listener; |
| if (reloadedLeaderCoreId.equals(reader.getUniqueCoreId())) { |
| fail("Previous core "+reloadedLeaderCoreId+ |
| " should no longer be a registered OnReconnect listener after collection delete!"); |
| } |
| } |
| } |
| |
| log.info("TestOnReconnectListenerSupport succeeded ... shutting down now!"); |
| } |
| } |