/* * 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.flink.streaming.connectors.redis; import org.apache.flink.streaming.connectors.redis.common.config.FlinkJedisSentinelConfig; import org.apache.flink.streaming.connectors.redis.common.container.RedisCommandsContainer; import org.apache.flink.streaming.connectors.redis.common.container.RedisCommandsContainerBuilder; import org.apache.flink.util.TestLogger; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import redis.clients.jedis.Jedis; import redis.clients.jedis.JedisSentinelPool; import redis.embedded.RedisCluster; import redis.embedded.util.JedisUtil; import java.io.IOException; import java.util.Set; import org.junit.After; import org.junit.Before; import org.junit.BeforeClass; import org.junit.AfterClass; import org.junit.Test; import static org.junit.Assert.assertEquals; public class RedisSentinelClusterTest extends TestLogger { private static final Logger LOG = LoggerFactory.getLogger(RedisSentinelClusterTest.class); private static RedisCluster cluster; private static final String REDIS_MASTER = "master"; private static final String TEST_KEY = "testKey"; private static final String TEST_VALUE = "testValue"; private JedisSentinelPool jedisSentinelPool; private FlinkJedisSentinelConfig jedisSentinelConfig; @BeforeClass public static void setUpCluster(){ cluster = RedisCluster.builder().ephemeralSentinels().quorumSize(1) .replicationGroup(REDIS_MASTER, 1) .build(); cluster.start(); LOG.info("Started redis cluster {}", cluster); } @Before public void setUp() { Set<String> hosts = JedisUtil.sentinelHosts(cluster); jedisSentinelConfig = new FlinkJedisSentinelConfig.Builder().setMasterName(REDIS_MASTER) .setSentinels(hosts).build(); jedisSentinelPool = new JedisSentinelPool(jedisSentinelConfig.getMasterName(), jedisSentinelConfig.getSentinels()); } @Test public void testRedisSentinelOperation() { RedisCommandsContainer redisContainer = RedisCommandsContainerBuilder.build(jedisSentinelConfig); Jedis jedis = null; try{ jedis = jedisSentinelPool.getResource(); redisContainer.set(TEST_KEY, TEST_VALUE); assertEquals(TEST_VALUE, jedis.get(TEST_KEY)); }finally { if (jedis != null){ jedis.close(); } } } @After public void tearDown() throws IOException { if (jedisSentinelPool != null) { jedisSentinelPool.close(); } } @AfterClass public static void tearDownCluster() throws IOException { if (cluster != null) { cluster.stop(); LOG.info("Stopped redis cluster"); } } }