1 /* 2 * Copyright (c) 2001, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 * @bug 8195160 26 * @summary Unit test for socket-channel adaptors 27 * @requires (os.family == "linux") 28 * @library .. /test/lib 29 * @build jdk.test.lib.Utils TestServers 30 * @build RsocketTest 31 * @run main/othervm -Djava.net.preferIPv4Stack=true AdaptSocket 32 */ 33 34 import java.io.*; 35 import java.net.*; 36 import java.nio.channels.*; 37 import java.util.Arrays; 38 import jdk.net.Sockets; 39 40 public class AdaptSocket { 41 42 static final java.io.PrintStream out = System.out; 43 44 static void test(TestServers.AbstractServer server, 45 int timeout, 46 boolean shouldTimeout) 47 throws Exception 48 { 49 out.println(); 50 51 InetSocketAddress isa = new InetSocketAddress(server.getAddress(), server.getPort()); 52 SocketChannel sc = Sockets.openRdmaSocketChannel(); 53 Socket so = sc.socket(); 54 out.println("opened: " + so); 55 out.println(" " + sc); 56 57 so.setTcpNoDelay(true); 58 so.setKeepAlive(true); 59 so.setReceiveBufferSize(512); 60 so.setSendBufferSize(512); 61 62 if (timeout == 0) 63 so.connect(isa); 64 else { 65 try { 66 so.connect(isa, timeout); 67 } catch (SocketTimeoutException x) { 68 if (shouldTimeout) { 69 out.println("Connection timed out, as expected"); 70 return; 71 } else { 72 throw x; 73 } 74 } 75 } 76 out.println("connected: " + so); 77 out.println(" " + sc); 78 byte[] bb = new byte[100]; 79 int n = so.getInputStream().read(bb); 80 String s = new String(bb, 0, n - 2, "US-ASCII"); 81 out.println(isa + " says: \"" + s + "\""); 82 so.shutdownInput(); 83 out.println("ishut: " + sc); 84 so.shutdownOutput(); 85 out.println("oshut: " + sc); 86 so.close(); 87 out.println("closed: " + so); 88 out.println(" " + sc); 89 } 90 91 static String dataString = "foo\r\n"; 92 93 static void testRead(Socket so, boolean shouldTimeout) 94 throws Exception 95 { 96 String data = "foo\r\n"; 97 so.getOutputStream().write(dataString.getBytes("US-ASCII")); 98 InputStream is = so.getInputStream(); 99 try { 100 byte[] b = new byte[100]; 101 int n = is.read(b); 102 if (shouldTimeout) { 103 throw new Exception("Should time out, but not, data: " + Arrays.toString(b)); 104 } 105 if (n != 5) { 106 throw new Exception("Incorrect number of bytes read: " + n); 107 } 108 if (!dataString.equals(new String(b, 0, n, "US-ASCII"))) { 109 throw new Exception("Incorrect data read: " + n); 110 } 111 } catch (SocketTimeoutException x) { 112 if (shouldTimeout) { 113 out.println("Read timed out, as expected"); 114 return; 115 } 116 throw x; 117 } 118 } 119 120 static void testRead(TestServers.EchoServer echoServer, 121 int timeout, 122 boolean shouldTimeout) 123 throws Exception 124 { 125 out.println(); 126 127 InetSocketAddress isa 128 = new InetSocketAddress(echoServer.getAddress(), 129 echoServer.getPort()); 130 SocketChannel sc = Sockets.openRdmaSocketChannel(); 131 sc.connect(isa); 132 Socket so = sc.socket(); 133 out.println("connected: " + so); 134 out.println(" " + sc); 135 136 if (timeout > 0) 137 so.setSoTimeout(timeout); 138 out.println("timeout: " + so.getSoTimeout()); 139 140 testRead(so, shouldTimeout); 141 for (int i = 0; i < 4; i++) { 142 out.println("loop: " + i); 143 testRead(so, shouldTimeout); 144 } 145 146 sc.close(); 147 } 148 149 public static void main(String[] args) throws Exception { 150 if (!RsocketTest.isRsocketAvailable()) 151 return; 152 153 try (TestServers.DayTimeServer dayTimeServer 154 = TestServers.DayTimeServer.startNewServer()) { 155 test(dayTimeServer, 0, false); 156 test(dayTimeServer, 1000, false); 157 } 158 159 try (TestServers.DayTimeServer lingerDayTimeServer 160 = TestServers.DayTimeServer.startNewServer(100)) { 161 // this test no longer really test the connection timeout 162 // since there is no way to prevent the server from eagerly 163 // accepting connection... 164 test(lingerDayTimeServer, 10, true); 165 } 166 167 try (TestServers.EchoServer echoServer 168 = TestServers.EchoServer.startNewServer()) { 169 testRead(echoServer, 0, false); 170 testRead(echoServer, 8000, false); 171 } 172 173 try (TestServers.NoResponseServer noResponseServer 174 = TestServers.NoResponseServer.startNewServer()) { 175 testRead(noResponseServer, 10, true); 176 } 177 } 178 }