| /* |
| * 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.accumulo.server.util; |
| |
| import static org.easymock.EasyMock.createMock; |
| import static org.easymock.EasyMock.createNiceMock; |
| import static org.easymock.EasyMock.expect; |
| import static org.easymock.EasyMock.replay; |
| import static org.easymock.EasyMock.verify; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| import java.net.InetAddress; |
| import java.net.ServerSocket; |
| import java.net.UnknownHostException; |
| import java.util.List; |
| import java.util.concurrent.ExecutorService; |
| |
| import org.apache.accumulo.core.client.AccumuloException; |
| import org.apache.accumulo.core.client.AccumuloSecurityException; |
| import org.apache.accumulo.core.client.Connector; |
| import org.apache.accumulo.core.client.Instance; |
| import org.apache.accumulo.core.client.impl.thrift.ClientService.Iface; |
| import org.apache.accumulo.core.client.impl.thrift.ClientService.Processor; |
| import org.apache.accumulo.core.client.security.tokens.AuthenticationToken; |
| import org.apache.accumulo.core.conf.AccumuloConfiguration; |
| import org.apache.accumulo.core.conf.ConfigurationCopy; |
| import org.apache.accumulo.core.conf.Property; |
| import org.apache.accumulo.server.AccumuloServerContext; |
| import org.apache.accumulo.server.client.ClientServiceHandler; |
| import org.apache.accumulo.server.conf.ServerConfigurationFactory; |
| import org.apache.accumulo.server.rpc.RpcWrapper; |
| import org.apache.accumulo.server.rpc.ServerAddress; |
| import org.apache.accumulo.server.rpc.TServerUtils; |
| import org.apache.thrift.server.TServer; |
| import org.apache.thrift.transport.TServerSocket; |
| import org.junit.After; |
| import org.junit.Test; |
| |
| public class TServerUtilsTest { |
| |
| protected static class TestInstance implements Instance { |
| |
| @Override |
| public String getRootTabletLocation() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public List<String> getMasterLocations() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public String getInstanceID() { |
| return "1111"; |
| } |
| |
| @Override |
| public String getInstanceName() { |
| return "test"; |
| } |
| |
| @Override |
| public String getZooKeepers() { |
| return ""; |
| } |
| |
| @Override |
| public int getZooKeepersSessionTimeOut() { |
| return 30; |
| } |
| |
| @Override |
| public Connector getConnector(String principal, AuthenticationToken token) throws AccumuloException, AccumuloSecurityException { |
| throw new UnsupportedOperationException(); |
| } |
| |
| } |
| |
| protected static class TestServerConfigurationFactory extends ServerConfigurationFactory { |
| |
| private ConfigurationCopy conf = null; |
| |
| public TestServerConfigurationFactory(Instance instance) { |
| super(instance); |
| conf = new ConfigurationCopy(AccumuloConfiguration.getDefaultConfiguration()); |
| } |
| |
| @Override |
| public synchronized AccumuloConfiguration getConfiguration() { |
| return conf; |
| } |
| |
| } |
| |
| private static class TServerWithoutES extends TServer { |
| boolean stopCalled; |
| |
| TServerWithoutES(TServerSocket socket) { |
| super(new TServer.Args(socket)); |
| stopCalled = false; |
| } |
| |
| @Override |
| public void serve() {} |
| |
| @Override |
| public void stop() { |
| stopCalled = true; |
| } |
| } |
| |
| private static class TServerWithES extends TServerWithoutES { |
| final ExecutorService executorService_; |
| |
| TServerWithES(TServerSocket socket) { |
| super(socket); |
| executorService_ = createMock(ExecutorService.class); |
| expect(executorService_.shutdownNow()).andReturn(null); |
| replay(executorService_); |
| } |
| } |
| |
| @Test |
| public void testStopTServer_ES() { |
| TServerSocket socket = createNiceMock(TServerSocket.class); |
| TServerWithES s = new TServerWithES(socket); |
| TServerUtils.stopTServer(s); |
| assertTrue(s.stopCalled); |
| verify(s.executorService_); |
| } |
| |
| @Test |
| public void testStopTServer_NoES() { |
| TServerSocket socket = createNiceMock(TServerSocket.class); |
| TServerWithoutES s = new TServerWithoutES(socket); |
| TServerUtils.stopTServer(s); |
| assertTrue(s.stopCalled); |
| } |
| |
| @Test |
| public void testStopTServer_Null() { |
| TServerUtils.stopTServer(null); |
| // not dying is enough |
| } |
| |
| private static final TestInstance instance = new TestInstance(); |
| private static final TestServerConfigurationFactory factory = new TestServerConfigurationFactory(instance); |
| |
| @After |
| public void resetProperty() { |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_CLIENTPORT, Property.TSERV_CLIENTPORT.getDefaultValue()); |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_PORTSEARCH, Property.TSERV_PORTSEARCH.getDefaultValue()); |
| } |
| |
| @Test |
| public void testStartServerZeroPort() throws Exception { |
| TServer server = null; |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_CLIENTPORT, "0"); |
| try { |
| ServerAddress address = startServer(); |
| assertNotNull(address); |
| server = address.getServer(); |
| assertNotNull(server); |
| assertTrue(address.getAddress().getPort() > 1024); |
| } finally { |
| if (null != server) { |
| TServerUtils.stopTServer(server); |
| } |
| } |
| } |
| |
| @Test |
| public void testStartServerFreePort() throws Exception { |
| TServer server = null; |
| int port = getFreePort(1024); |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_CLIENTPORT, Integer.toString(port)); |
| try { |
| ServerAddress address = startServer(); |
| assertNotNull(address); |
| server = address.getServer(); |
| assertNotNull(server); |
| assertEquals(port, address.getAddress().getPort()); |
| } finally { |
| if (null != server) { |
| TServerUtils.stopTServer(server); |
| } |
| } |
| } |
| |
| @Test(expected = UnknownHostException.class) |
| public void testStartServerUsedPort() throws Exception { |
| int port = getFreePort(1024); |
| InetAddress addr = InetAddress.getByName("localhost"); |
| // Bind to the port |
| ServerSocket s = new ServerSocket(port, 50, addr); |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_CLIENTPORT, Integer.toString(port)); |
| try { |
| startServer(); |
| } finally { |
| s.close(); |
| } |
| } |
| |
| @Test |
| public void testStartServerUsedPortWithSearch() throws Exception { |
| TServer server = null; |
| int[] port = findTwoFreeSequentialPorts(1024); |
| // Bind to the port |
| InetAddress addr = InetAddress.getByName("localhost"); |
| ServerSocket s = new ServerSocket(port[0], 50, addr); |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_CLIENTPORT, Integer.toString(port[0])); |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_PORTSEARCH, "true"); |
| try { |
| ServerAddress address = startServer(); |
| assertNotNull(address); |
| server = address.getServer(); |
| assertNotNull(server); |
| assertEquals(port[1], address.getAddress().getPort()); |
| } finally { |
| if (null != server) { |
| TServerUtils.stopTServer(server); |
| } |
| s.close(); |
| } |
| } |
| |
| @Test |
| public void testStartServerPortRange() throws Exception { |
| TServer server = null; |
| int[] port = findTwoFreeSequentialPorts(1024); |
| String portRange = Integer.toString(port[0]) + "-" + Integer.toString(port[1]); |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_CLIENTPORT, portRange); |
| try { |
| ServerAddress address = startServer(); |
| assertNotNull(address); |
| server = address.getServer(); |
| assertNotNull(server); |
| assertTrue(port[0] == address.getAddress().getPort() || port[1] == address.getAddress().getPort()); |
| } finally { |
| if (null != server) { |
| TServerUtils.stopTServer(server); |
| } |
| } |
| } |
| |
| @Test |
| public void testStartServerPortRangeFirstPortUsed() throws Exception { |
| TServer server = null; |
| InetAddress addr = InetAddress.getByName("localhost"); |
| int[] port = findTwoFreeSequentialPorts(1024); |
| String portRange = Integer.toString(port[0]) + "-" + Integer.toString(port[1]); |
| // Bind to the port |
| ServerSocket s = new ServerSocket(port[0], 50, addr); |
| ((ConfigurationCopy) factory.getConfiguration()).set(Property.TSERV_CLIENTPORT, portRange); |
| try { |
| ServerAddress address = startServer(); |
| assertNotNull(address); |
| server = address.getServer(); |
| assertNotNull(server); |
| assertTrue(port[1] == address.getAddress().getPort()); |
| } finally { |
| if (null != server) { |
| TServerUtils.stopTServer(server); |
| } |
| s.close(); |
| } |
| } |
| |
| private int[] findTwoFreeSequentialPorts(int startingAddress) throws UnknownHostException { |
| boolean sequential = false; |
| int low = startingAddress; |
| int high = 0; |
| do { |
| low = getFreePort(low); |
| high = getFreePort(low + 1); |
| sequential = ((high - low) == 1); |
| } while (!sequential); |
| return new int[] {low, high}; |
| } |
| |
| private int getFreePort(int startingAddress) throws UnknownHostException { |
| final InetAddress addr = InetAddress.getByName("localhost"); |
| for (int i = startingAddress; i < 65535; i++) { |
| try { |
| ServerSocket s = new ServerSocket(i, 50, addr); |
| int port = s.getLocalPort(); |
| s.close(); |
| return port; |
| } catch (IOException e) { |
| // keep trying |
| } |
| } |
| throw new RuntimeException("Unable to find open port"); |
| } |
| |
| private ServerAddress startServer() throws Exception { |
| AccumuloServerContext ctx = new AccumuloServerContext(factory); |
| ClientServiceHandler clientHandler = new ClientServiceHandler(ctx, null, null); |
| Iface rpcProxy = RpcWrapper.service(clientHandler, new Processor<Iface>(clientHandler)); |
| Processor<Iface> processor = new Processor<>(rpcProxy); |
| // "localhost" explicitly to make sure we can always bind to that interface (avoids DNS misconfiguration) |
| String hostname = "localhost"; |
| |
| return TServerUtils.startServer(ctx, hostname, Property.TSERV_CLIENTPORT, processor, "TServerUtilsTest", "TServerUtilsTestThread", |
| Property.TSERV_PORTSEARCH, Property.TSERV_MINTHREADS, Property.TSERV_THREADCHECK, Property.GENERAL_MAX_MESSAGE_SIZE); |
| |
| } |
| } |