| /* |
| * 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.directory.server.ntp; |
| |
| |
| import static org.junit.Assert.assertTrue; |
| |
| import java.net.InetAddress; |
| import java.util.concurrent.Executors; |
| |
| import org.apache.commons.net.ntp.NTPUDPClient; |
| import org.apache.commons.net.ntp.TimeInfo; |
| import org.apache.directory.server.protocol.shared.transport.TcpTransport; |
| import org.apache.directory.server.protocol.shared.transport.UdpTransport; |
| import org.apache.mina.filter.executor.ExecutorFilter; |
| import org.apache.mina.util.AvailablePortFinder; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| |
| |
| /** |
| * An test testing the Network Time Protocol (NTP). |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class NtpITest |
| { |
| private NtpServer ntpConfig; |
| private int port; |
| |
| |
| /** |
| * Set up a partition for EXAMPLE.COM and enable the NTP service. The LDAP service is disabled. |
| */ |
| @Before |
| public void setUp() throws Exception |
| { |
| ntpConfig = new NtpServer(); |
| port = AvailablePortFinder.getNextAvailable(); |
| TcpTransport tcpTransport = new TcpTransport( port ); |
| UdpTransport udpTransport = new UdpTransport( port ); |
| ntpConfig.setTransports( tcpTransport, udpTransport ); |
| ntpConfig.getDatagramAcceptor( udpTransport ).getFilterChain().addLast( "executor", |
| new ExecutorFilter( Executors.newCachedThreadPool() ) ); |
| ntpConfig.getSocketAcceptor( tcpTransport ).getFilterChain().addLast( "executor", |
| new ExecutorFilter( Executors.newCachedThreadPool() ) ); |
| ntpConfig.setEnabled( true ); |
| ntpConfig.start(); |
| } |
| |
| |
| /** |
| * Tests to make sure NTP works when enabled in the server. |
| * |
| * @throws Exception if there are errors |
| */ |
| @Test |
| @Ignore |
| // Fails with a timeout !!! |
| public void testNtp() throws Exception |
| { |
| InetAddress host = InetAddress.getByName( null ); |
| |
| NTPUDPClient ntp = new NTPUDPClient(); |
| ntp.setDefaultTimeout( 500000 ); |
| |
| long currentTime = System.currentTimeMillis(); |
| TimeInfo timeInfo = ntp.getTime( host, port ); |
| long returnTime = timeInfo.getReturnTime(); |
| assertTrue( Math.abs( currentTime - returnTime ) < 1000 ); |
| |
| timeInfo.computeDetails(); |
| |
| String offsetMsg = "Expected offset in range (-1000, 1000), but was " + timeInfo.getOffset(); |
| assertTrue( offsetMsg, -1000 < timeInfo.getOffset() && timeInfo.getOffset() < 1000 ); |
| String delayMsg = "Expected delay in range [0, 1000), but was " + timeInfo.getOffset(); |
| assertTrue( delayMsg, 0 <= timeInfo.getDelay() && timeInfo.getDelay() < 1000 ); |
| } |
| |
| |
| /** |
| * Tear down. |
| */ |
| @After |
| public void tearDown() throws Exception |
| { |
| ntpConfig.stop(); |
| } |
| } |