/*
* 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.spark.network;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.apache.spark.network.client.TransportClient;
import org.apache.spark.network.client.TransportClientFactory;
import org.apache.spark.network.server.NoOpRpcHandler;
import org.apache.spark.network.server.RpcHandler;
import org.apache.spark.network.server.TransportServer;
import org.apache.spark.network.util.JavaUtils;
import org.apache.spark.network.util.SystemPropertyConfigProvider;
import org.apache.spark.network.util.TransportConf;
public class TransportClientFactorySuite {
private TransportConf conf;
private TransportContext context;
private TransportServer server1;
private TransportServer server2;
@Before
public void setUp() {
conf = new TransportConf(new SystemPropertyConfigProvider());
RpcHandler rpcHandler = new NoOpRpcHandler();
context = new TransportContext(conf, rpcHandler);
server1 = context.createServer();
server2 = context.createServer();
}
@After
public void tearDown() {
JavaUtils.closeQuietly(server1);
JavaUtils.closeQuietly(server2);
}
@Test
public void createAndReuseBlockClients() throws IOException {
TransportClientFactory factory = context.createClientFactory();
TransportClient c1 = factory.createClient(TestUtils.getLocalHost(), server1.getPort());
TransportClient c2 = factory.createClient(TestUtils.getLocalHost(), server1.getPort());
TransportClient c3 = factory.createClient(TestUtils.getLocalHost(), server2.getPort());
assertTrue(c1.isActive());
assertTrue(c3.isActive());
assertTrue(c1 == c2);
assertTrue(c1 != c3);
factory.close();
}
@Test
public void neverReturnInactiveClients() throws IOException, InterruptedException {
TransportClientFactory factory = context.createClientFactory();
TransportClient c1 = factory.createClient(TestUtils.getLocalHost(), server1.getPort());
c1.close();
long start = System.currentTimeMillis();
while (c1.isActive() && (System.currentTimeMillis() - start) < 3000) {
Thread.sleep(10);
}
assertFalse(c1.isActive());
TransportClient c2 = factory.createClient(TestUtils.getLocalHost(), server1.getPort());
assertFalse(c1 == c2);
assertTrue(c2.isActive());
factory.close();
}
@Test
public void closeBlockClientsWithFactory() throws IOException {
TransportClientFactory factory = context.createClientFactory();
TransportClient c1 = factory.createClient(TestUtils.getLocalHost(), server1.getPort());
TransportClient c2 = factory.createClient(TestUtils.getLocalHost(), server2.getPort());
assertTrue(c1.isActive());
assertTrue(c2.isActive());
factory.close();
assertFalse(c1.isActive());
assertFalse(c2.isActive());
}
}