/*
* Copyright ( c ) 2003 , 2019 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
/*
* @ test
* @ bug 4868820
* @ key intermittent
* @ summary IPv6 support for Windows XP and 2003 server .
* This test requires binding to the wildcard address and as such
* may fail intermittently on some platforms .
* @ library / test / lib
* @ build jdk . test . lib . NetworkConfiguration
* jdk . test . lib . Platform
* @ run main UdpTest - d
*/
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.Inet4Address;
import java.net.Inet6Address;
import java.net.InetAddress;
import java.net.PortUnreachableException;
import java.net.SocketTimeoutException;
public class UdpTest extends Tests {
static DatagramSocket c3, s1, s2, s3;
static InetAddress s1peer, s2peer;
static InetAddress ia4any;
static InetAddress ia6any;
static Inet6Address ia6addr;
static InetAddress ia6bad; /* a global 6to4 IPv6 address, which cant be connected to */
static InetAddress ia6rem1;
static Inet4Address ia4addr;
static {
try {
ia4any = InetAddress.getByName ("0.0.0.0" );
ia6any = InetAddress.getByName ("::0" );
try {
ia6bad = InetAddress.getByName ("2002:819c:dc29:1:1322:33ff:fe44:5566%net0" );
} catch (Exception e) {
ia6bad = InetAddress.getByName ("2002:819c:dc29:1:1322:33ff:fe44:5566" );
}
//ia6rem1 = InetAddress.getByName ("fe80::a00:20ff:feed:b08d%eth0");
//ia6rem1 = InetAddress.getByName ("129.156.220.63");
} catch (Exception e) {
e.printStackTrace();
}
ia6addr = getFirstLocalIPv6Address ();
ia4addr = getFirstLocalIPv4Address ();
}
public static void main (String[] args) throws Exception {
checkDebug(args);
if (ia4addr == null ) {
System.out.println ("No local IPv4 addresses: exiting now" );
return ;
}
if (ia6addr == null ) {
System.out.println ("No local IPv6 addresses: exiting now" );
return ;
}
dprintln ("Local Addresses" );
dprintln (ia4addr.toString());
dprintln (ia6addr.toString());
test1 ();
test2 ();
if (!isLinux()) {
test3 ();
}
test4 ();
}
/* basic UDP connectivity test using IPv6 only and IPv4/IPv6 together */
static void test1 () throws Exception {
System.out.println("Test1 starting" );
s1 = new DatagramSocket ();
s2 = new DatagramSocket ();
simpleDataExchange (s1, ia4addr, s2, ia4addr);
s1.close (); s2.close ();
/* IPv6 */
s1 = new DatagramSocket ();
s2 = new DatagramSocket ();
simpleDataExchange (s1, ia6addr, s2, ia6addr);
s1.close (); s2.close ();
/* IPv6 only */
s1 = new DatagramSocket (0 , ia6addr);
s2 = new DatagramSocket (0 , ia6addr);
simpleDataExchange (s1, ia6addr, s2, ia6addr);
s1.close (); s2.close ();
/* IPv6 and IPv4 */
s1 = new DatagramSocket ();
s2 = new DatagramSocket ();
simpleDataExchange (s1, ia6addr, s2, ia4addr);
s1.close (); s2.close ();
/* listen on anyaddr and check receive from IPv4 and IPv6 */
s1 = new DatagramSocket ();
s2 = new DatagramSocket (0 , ia6addr);
s3 = new DatagramSocket (0 , ia4addr);
datagramEcho (s2, s1, ia6addr);
datagramEcho (s3, s1, ia4addr);
s1.close (); s2.close (); s3.close();
System.out.println ("Test1: OK" );
}
/* check timeouts on receive */
static void test2 () throws Exception {
System.out.println("Test2 starting" );
s1 = new DatagramSocket ();
s2 = new DatagramSocket ();
s1.setSoTimeout (4000 );
long t1 = System.currentTimeMillis();
try {
s1.receive (new DatagramPacket (new byte [128 ], 128 ));
throw new Exception ("expected receive timeout " );
} catch (SocketTimeoutException e) {
}
checkTime (System.currentTimeMillis() - t1, 4000 );
/* check data can be exchanged now */
simpleDataExchange (s1, ia6addr, s2, ia4addr);
/* double check timeout still works */
t1 = System.currentTimeMillis();
try {
s1.receive (new DatagramPacket (new byte [128 ], 128 ));
throw new Exception ("expected receive timeout " );
} catch (SocketTimeoutException e) {
}
checkTime (System.currentTimeMillis() - t1, 4000 );
/* check receive works after a delay < timeout */
final DatagramSocket s = s2;
final InetAddress ia6 = ia6addr;
final int port = s1.getLocalPort();
s1.setSoTimeout(10000 );
runAfter (2000 , new Runnable () {
public void run () {
try {
DatagramPacket p = new DatagramPacket ("Hello 123" .getBytes(), 0 , 8 , ia6, port);
s.send (p);
} catch (Exception e) {}
}
});
t1 = System.currentTimeMillis();
s1.receive (new DatagramPacket (new byte [128 ], 128 ));
checkTime (System.currentTimeMillis() - t1, 2000 , 10000 );
s1.close ();
s2.close ();
System.out.println ("Test2: OK" );
}
/* check connected sockets */
static void test3 () throws Exception {
System.out.println("Test3 starting" );
s1 = new DatagramSocket ();
s2 = new DatagramSocket ();
s1.connect (ia6addr, s2.getLocalPort());
datagramEcho (s1, s2, null );
s1.close (); s2.close();
System.out.println ("Test3: OK" );
}
/* check PortUnreachable */
static void test4 () throws Exception {
System.out.println("Test4 starting" );
s1 = new DatagramSocket ();
s1.connect (ia6addr, 5000 );
s1.setSoTimeout (3000 );
try {
DatagramPacket p = new DatagramPacket ("HelloWorld" .getBytes(), "HelloWorld" .length());
s1.send (p);
p = new DatagramPacket (new byte [128 ], 128 );
s1.receive (p);
} catch (PortUnreachableException e) {
System.out.println ("Test4: OK" );
return ;
} catch (SocketTimeoutException e) {
System.out.println ("Test4: failed. Never mind, it's an OS bug" );
}
}
}
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