| /* |
| * 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.overseer; |
| |
| import java.io.IOException; |
| import java.lang.invoke.MethodHandles; |
| |
| import org.apache.lucene.util.LuceneTestCase; |
| import org.apache.solr.SolrTestCaseJ4; |
| import org.apache.solr.client.solrj.request.CollectionAdminRequest; |
| import org.apache.solr.client.solrj.response.CollectionAdminResponse; |
| import org.apache.solr.cloud.SolrCloudTestCase; |
| import org.apache.solr.common.cloud.CollectionProperties; |
| import org.apache.solr.common.cloud.ZkStateReader; |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| @LuceneTestCase.Slow |
| @SolrTestCaseJ4.SuppressSSL |
| public class ZkCollectionPropsCachingTest extends SolrCloudTestCase { |
| // |
| // NOTE: This class can only have one test because our test for caching is to nuke the SolrZkClient to |
| // verify that a cached load is going to hit the cache, not try to talk to zk. Any other ZK related test |
| // method in this class will fail if it runs after testReadWriteCached, so don't add one! :) |
| // |
| private String collectionName; |
| private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| |
| @BeforeClass |
| public static void setupClass() throws Exception { |
| Boolean useLegacyCloud = rarely(); |
| log.info("Using legacyCloud?: {}", useLegacyCloud); |
| |
| configureCluster(4) |
| .withProperty(ZkStateReader.LEGACY_CLOUD, String.valueOf(useLegacyCloud)) |
| .addConfig("conf", configset("cloud-minimal")) |
| .configure(); |
| } |
| |
| @Before |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| |
| collectionName = "CollectionPropsTest" + System.nanoTime(); |
| |
| CollectionAdminRequest.Create request = CollectionAdminRequest.createCollection(collectionName, "conf", 2, 2); |
| CollectionAdminResponse response = request.process(cluster.getSolrClient()); |
| assertTrue("Unable to create collection: " + response.toString(), response.isSuccess()); |
| } |
| |
| @Test |
| public void testReadWriteCached() throws InterruptedException, IOException { |
| ZkStateReader zkStateReader = cluster.getSolrClient().getZkStateReader(); |
| |
| CollectionProperties collectionProps = new CollectionProperties(zkClient()); |
| |
| collectionProps.setCollectionProperty(collectionName, "property1", "value1"); |
| checkValue("property1", "value1"); //Should be no cache, so the change should take effect immediately |
| |
| zkStateReader.getCollectionProperties(collectionName,9000); |
| zkStateReader.getZkClient().close(); |
| assertFalse(zkStateReader.isClosed()); |
| checkValue("property1", "value1"); //Should be cached, so the change should not try to hit zk |
| |
| Thread.sleep(10000); // test the timeout feature |
| try { |
| checkValue("property1", "value1"); //Should not be cached anymore |
| fail("cache should have expired, prev line should throw an exception trying to access zookeeper after closed"); |
| } catch (Exception e) { |
| // expected, because we killed the client in zkStateReader. |
| } |
| } |
| |
| private void checkValue(String propertyName, String expectedValue) throws InterruptedException { |
| final Object value = cluster.getSolrClient().getZkStateReader().getCollectionProperties(collectionName).get(propertyName); |
| assertEquals("Unexpected value for collection property: " + propertyName, expectedValue, value); |
| } |
| |
| |
| |
| } |