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/*
* Copyright (c) 2015, 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 8067846
* @summary Test for send failed notification
*/
import com.sun.nio.sctp.*;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.nio.ByteBuffer;
import static java.lang.System.out;
import static java.nio.ByteBuffer.*;
public class SendFailed {
static final SocketAddress remoteAddress = new InetSocketAddress("127.0.0.1", 3000);
static final int[] bufferSizes =
{ 20, 49, 50, 51, 100, 101, 1024, 1025, 4095, 4096, 4097, 8191, 8192, 8193};
void test(String[] args) throws IOException {
SocketAddress address = null;
String os = System.getProperty("os.name").toLowerCase();
if (!Util.isSCTPSupported()) {
out.println("SCTP protocol is not supported");
out.println("Test cannot be run");
return;
} else if (os.startsWith("sunos")) {
out.println("Test not supported on Solaris");
out.println("Test cannot be run");
return;
}
System.out.println("remote address: " + remoteAddress);
System.out.println("Note, remote address should not be up");
/* combinations with various buffer sizes, and offsets */
for (int send=0; send < bufferSizes.length; send++) {
for (int recv=0; recv < bufferSizes.length; recv++) {
for (boolean direct : new boolean[] {true, false})
runWithManyOffsets(bufferSizes[send], bufferSizes[recv], direct);
}
}
}
void runWithManyOffsets(int sendBufferSize, int recvBufferSize, boolean direct)
throws IOException
{
doTest(sendBufferSize, recvBufferSize, direct, 0);
doTest(sendBufferSize, recvBufferSize, direct, 1);
doTest(sendBufferSize, recvBufferSize, direct, 3);
doTest(sendBufferSize, recvBufferSize, direct, 7);
doTest(sendBufferSize, recvBufferSize, direct, 9);
doTest(sendBufferSize, recvBufferSize, direct, 13);
doTest(sendBufferSize, recvBufferSize, direct, 15);
}
void doTest(int sendBufferSize, int recvBufferSize, boolean direct, int offset)
throws IOException
{
debug("%n--- Testing with send size:[%d], recv size:[%d], offset:[%d] "
+ ", direct [%s]. ", sendBufferSize, recvBufferSize, offset, direct);
try (SctpMultiChannel channel = SctpMultiChannel.open()) {
MessageInfo messageInfo = MessageInfo.createOutgoing(remoteAddress, 0);
ByteBuffer sendBuffer = filledBuffer(sendBufferSize, direct);
debug("%nAttempting to send to %s. ", remoteAddress);
int sent = channel.send(sendBuffer, messageInfo);
sendBuffer.flip();
SendFailedNotificationHandler handler =
new SendFailedNotificationHandler();
ByteBuffer recvBuffer = direct ? allocateDirect(recvBufferSize)
: allocate((recvBufferSize));
channel.receive(recvBuffer, null, handler);
// verify sent buffer received by send failed notification
ByteBuffer buffer = handler.getSendFailedByteBuffer();
check(buffer.remaining() == sent);
check(buffer.position() == 0);
check(buffer.limit() == sent);
assertSameContent(sendBuffer, handler.getSendFailedByteBuffer());
}
}
class SendFailedNotificationHandler extends AbstractNotificationHandler<Object>
{
/** Reference to the buffer captured in send failed notification */
private ByteBuffer sentBuffer;
@Override
public HandlerResult handleNotification(
Notification notification, Object attachment) {
fail("Unknown notification type");
return HandlerResult.CONTINUE;
}
@Override
public HandlerResult handleNotification(
AssociationChangeNotification notification, Object attachment) {
AssociationChangeNotification.AssocChangeEvent event = notification.event();
debug("%nAssociationChangeNotification");
debug("%n Association: %s. ", notification.association());
debug("%n Event: %s. ", event);
return HandlerResult.CONTINUE;
}
@Override
public HandlerResult handleNotification(
SendFailedNotification notification, Object attachment) {
debug("%nSendFailedNotification: %s. ", notification);
sentBuffer = notification.buffer();
return HandlerResult.RETURN;
}
public ByteBuffer getSendFailedByteBuffer() {
return sentBuffer;
}
@Override
public HandlerResult handleNotification(
PeerAddressChangeNotification pacn, Object attachment)
{
debug("%nPeerAddressChangeNotification: %s", pacn);
return HandlerResult.CONTINUE;
}
@Override
public HandlerResult handleNotification(
ShutdownNotification notification, Object attachment) {
debug("%nShutdownNotification");
debug("%n Association: %s. ", notification.association());
return HandlerResult.CONTINUE;
}
}
static ByteBuffer filledBuffer(int size, boolean direct) {
ByteBuffer buffer = direct ? allocateDirect(size) : allocate((size));
for (int i=0; i< size; i++)
buffer.put((byte)i);
buffer.flip();
return buffer;
}
static void assertSameContent(ByteBuffer bb1, ByteBuffer bb2) {
if (!bb1.equals(bb2))
throw new RuntimeException("Buffers are not equal; bb1: " + bb1 + ", bb2: " + bb2);
}
//--------------------- Infrastructure ---------------------------
boolean debug = true;
volatile int passed = 0, failed = 0;
void pass() {passed++;}
void fail() {failed++; Thread.dumpStack();}
void fail(String msg) {System.err.println(msg); fail();}
void unexpected(Throwable t) {failed++; t.printStackTrace();}
void check(boolean cond) {if (cond) pass(); else fail();}
void check(boolean cond, String failMessage) {if (cond) pass(); else fail(failMessage);}
void debug(String message, Object... args) {if(debug) { out.printf(message, args); } }
public static void main(String[] args) throws Throwable {
Class<?> k = new Object(){}.getClass().getEnclosingClass();
try {k.getMethod("instanceMain",String[].class)
.invoke( k.newInstance(), (Object) args);}
catch (Throwable e) {throw e.getCause();}}
public void instanceMain(String[] args) throws Throwable {
try {test(args);} catch (Throwable t) {unexpected(t);}
out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
if (failed > 0) throw new AssertionError("Some tests failed");}
}
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