J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2001 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @bug 4488458 |
| 27 | * @summary IPv4 and IPv6 multicasting broken on Linux |
| 28 | */ |
| 29 | import java.net.*; |
| 30 | import java.io.IOException; |
| 31 | import java.util.Enumeration; |
| 32 | |
| 33 | public class Test { |
| 34 | |
| 35 | static int count = 0; |
| 36 | static int failures = 0; |
| 37 | |
| 38 | void doTest(String address) throws Exception { |
| 39 | boolean failed = false; |
| 40 | |
| 41 | InetAddress ia = InetAddress.getByName(address); |
| 42 | |
| 43 | count++; |
| 44 | System.out.println("**********************"); |
| 45 | System.out.println("Test " + count + ": " + ia); |
| 46 | |
| 47 | MulticastSocket mc = new MulticastSocket(); |
| 48 | int port = mc.getLocalPort(); |
| 49 | DatagramSocket s1 = new DatagramSocket(); |
| 50 | |
| 51 | byte msg[] = "Hello".getBytes(); |
| 52 | DatagramPacket p = new DatagramPacket(msg, msg.length); |
| 53 | |
| 54 | mc.setSoTimeout(2000); |
| 55 | |
| 56 | try { |
| 57 | for (int i=0; i<2; i++) { |
| 58 | |
| 59 | System.out.println("Join: " + ia); |
| 60 | mc.joinGroup(ia); |
| 61 | |
| 62 | /* packets should be received */ |
| 63 | |
| 64 | for (int j=0; j<2; j++) { |
| 65 | p.setAddress(ia); |
| 66 | p.setPort(port); |
| 67 | |
| 68 | System.out.println("Send packet to: " + ia); |
| 69 | s1.send(p); |
| 70 | |
| 71 | try { |
| 72 | mc.receive(p); |
| 73 | System.out.println("Got packet! - Good."); |
| 74 | } catch (SocketTimeoutException e) { |
| 75 | failed = true; |
| 76 | System.out.println("Failed: No packet received within timeout!!!"); |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | System.out.println("Leave: " + ia); |
| 81 | mc.leaveGroup(ia); |
| 82 | |
| 83 | /* |
| 84 | * If there are multiple interface we might be a couple of |
| 85 | * copies still in our queue |
| 86 | */ |
| 87 | try { |
| 88 | while (true) { |
| 89 | mc.receive(p); |
| 90 | } |
| 91 | } catch (SocketTimeoutException e) { } |
| 92 | |
| 93 | /* packets should not be received */ |
| 94 | |
| 95 | p.setAddress(ia); |
| 96 | p.setPort(port); |
| 97 | |
| 98 | s1.send(p); |
| 99 | |
| 100 | try { |
| 101 | mc.receive(p); |
| 102 | System.out.println("Failed: Got packet after leaving group!!!"); |
| 103 | failed = true; |
| 104 | } catch (SocketTimeoutException e) { |
| 105 | System.out.println("No packet received within timeout! - Good."); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | } catch (IOException ioe) { |
| 110 | System.out.println("Failed: Unexpected exception thrown: "); |
| 111 | ioe.printStackTrace(); |
| 112 | failed = true; |
| 113 | } |
| 114 | |
| 115 | mc.close(); |
| 116 | s1.close(); |
| 117 | |
| 118 | if (failed) { |
| 119 | failures++; |
| 120 | System.out.println("Test failed!!"); |
| 121 | } else { |
| 122 | System.out.println("Test passed."); |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | void allTests() throws Exception { |
| 127 | |
| 128 | /* |
| 129 | * Assume machine has IPv4 address |
| 130 | */ |
| 131 | doTest("224.80.80.80"); |
| 132 | |
| 133 | /* |
| 134 | * Check if IPv6 is enabled and the scope of the addresses |
| 135 | */ |
| 136 | boolean has_ipv6 = false; |
| 137 | boolean has_siteaddress = false; |
| 138 | boolean has_linklocaladdress = false; |
| 139 | boolean has_globaladdress = false; |
| 140 | |
| 141 | Enumeration nifs = NetworkInterface.getNetworkInterfaces(); |
| 142 | while (nifs.hasMoreElements()) { |
| 143 | NetworkInterface ni = (NetworkInterface)nifs.nextElement(); |
| 144 | Enumeration addrs = ni.getInetAddresses(); |
| 145 | |
| 146 | while (addrs.hasMoreElements()) { |
| 147 | InetAddress ia = (InetAddress)addrs.nextElement(); |
| 148 | |
| 149 | if (ia instanceof Inet6Address) { |
| 150 | has_ipv6 = true; |
| 151 | if (ia.isLinkLocalAddress()) has_linklocaladdress = true; |
| 152 | if (ia.isSiteLocalAddress()) has_siteaddress = true; |
| 153 | |
| 154 | if (!ia.isLinkLocalAddress() && |
| 155 | !ia.isSiteLocalAddress() && |
| 156 | !ia.isLoopbackAddress()) { |
| 157 | has_globaladdress = true; |
| 158 | } |
| 159 | } |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | /* |
| 164 | * If IPv6 is enabled perform multicast tests with various scopes |
| 165 | */ |
| 166 | if (has_ipv6) { |
| 167 | doTest("ff01::a"); |
| 168 | } |
| 169 | |
| 170 | if (has_linklocaladdress) { |
| 171 | doTest("ff02::a"); |
| 172 | } |
| 173 | |
| 174 | if (has_siteaddress) { |
| 175 | doTest("ff05::a"); |
| 176 | } |
| 177 | |
| 178 | if (has_globaladdress) { |
| 179 | doTest("ff0e::a"); |
| 180 | } |
| 181 | } |
| 182 | |
| 183 | public static void main(String args[]) throws Exception { |
| 184 | Test t = new Test(); |
| 185 | |
| 186 | if (args.length == 0) { |
| 187 | t.allTests(); |
| 188 | } else { |
| 189 | for (int i=0; i<args.length; i++) { |
| 190 | t.doTest(args[i]); |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | System.out.println("**********************"); |
| 195 | System.out.println(count + " test(s) executed. " + failures + |
| 196 | " test(s) failed."); |
| 197 | |
| 198 | if (failures > 0) { |
| 199 | throw new Exception("Test failed - see log file for details"); |
| 200 | } |
| 201 | } |
| 202 | } |