diff -r 15096652c4d4 -r d859108aea12 jdk/test/com/sun/nio/sctp/SctpChannel/Send.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/test/com/sun/nio/sctp/SctpChannel/Send.java Thu Apr 16 17:42:00 2009 +0100 @@ -0,0 +1,419 @@ +/* + * Copyright 2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + */ + +/* @test + * @bug 4927640 + * @summary Tests the SCTP protocol implementation + * @author chegar + */ + +import java.net.InetSocketAddress; +import java.net.SocketAddress; +import java.io.IOException; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.TimeUnit; +import java.nio.ByteBuffer; +import java.nio.channels.NotYetConnectedException; +import java.nio.channels.ClosedChannelException; +import com.sun.nio.sctp.AbstractNotificationHandler; +import com.sun.nio.sctp.Association; +import com.sun.nio.sctp.AssociationChangeNotification; +import com.sun.nio.sctp.AssociationChangeNotification.AssocChangeEvent; +import com.sun.nio.sctp.HandlerResult; +import com.sun.nio.sctp.InvalidStreamException; +import com.sun.nio.sctp.MessageInfo; +import com.sun.nio.sctp.Notification; +import com.sun.nio.sctp.SctpChannel; +import com.sun.nio.sctp.SctpServerChannel; +import static java.lang.System.out; +import static java.lang.System.err; + +public class Send { + /* Latches used to synchronize between the client and server so that + * connections without any IO may not be closed without being accepted */ + final CountDownLatch clientFinishedLatch = new CountDownLatch(1); + final CountDownLatch serverFinishedLatch = new CountDownLatch(1); + + SendNotificationHandler handler = new SendNotificationHandler(); + + void test(String[] args) { + SocketAddress address = null; + Server server = null; + + if (!Util.isSCTPSupported()) { + out.println("SCTP protocol is not supported"); + out.println("Test cannot be run"); + return; + } + + if (args.length == 2) { + /* requested to connecct to a specific address */ + try { + int port = Integer.valueOf(args[1]); + address = new InetSocketAddress(args[0], port); + } catch (NumberFormatException nfe) { + err.println(nfe); + } + } else { + /* start server on local machine, default */ + try { + server = new Server(); + server.start(); + address = server.address(); + debug("Server started and listening on " + address); + } catch (IOException ioe) { + ioe.printStackTrace(); + return; + } + } + + doTest(address); + } + + void doTest(SocketAddress peerAddress) { + SctpChannel channel = null; + ByteBuffer buffer = ByteBuffer.allocate(Util.LARGE_BUFFER); + MessageInfo info = MessageInfo.createOutgoing(null, 0); + + try { + channel = SctpChannel.open(); + + /* TEST 1: Verify NotYetConnectedException thrown */ + try { + channel.send(buffer, info); + fail("should have thrown NotYetConnectedException"); + } catch (NotYetConnectedException unused) { + pass(); + } catch (IOException ioe) { + unexpected(ioe); + } + + channel.connect(peerAddress); + /* Receive CommUp */ + channel.receive(buffer, null, handler); + + /* save for TEST 8 */ + Association association = channel.association(); + + /* TEST 2: send small message */ + int streamNumber = 0; + debug("sending on stream number: " + streamNumber); + info = MessageInfo.createOutgoing(null, streamNumber); + buffer.put(Util.SMALL_MESSAGE.getBytes("ISO-8859-1")); + buffer.flip(); + int position = buffer.position(); + int remaining = buffer.remaining(); + + debug("sending small message: " + buffer); + int sent = channel.send(buffer, info); + + check(sent == remaining, "sent should be equal to remaining"); + check(buffer.position() == (position + sent), + "buffers position should have been incremented by sent"); + + buffer.clear(); + + /* TEST 3: send large message */ + streamNumber = handler.maxOutStreams() - 1; + debug("sending on stream number: " + streamNumber); + info = MessageInfo.createOutgoing(null, streamNumber); + buffer.put(Util.LARGE_MESSAGE.getBytes("ISO-8859-1")); + buffer.flip(); + position = buffer.position(); + remaining = buffer.remaining(); + + debug("sending large message: " + buffer); + sent = channel.send(buffer, info); + + check(sent == remaining, "sent should be equal to remaining"); + check(buffer.position() == (position + sent), + "buffers position should have been incremented by sent"); + + /* TEST 4: InvalidStreamExcepton */ + streamNumber = handler.maxInStreams; + info = MessageInfo.createOutgoing(null, streamNumber); + buffer.clear(); + buffer.put(Util.SMALL_MESSAGE.getBytes("ISO-8859-1")); + buffer.flip(); + position = buffer.position(); + remaining = buffer.remaining(); + + debug("sending on stream number: " + streamNumber); + debug("sending small message: " + buffer); + try { + sent = channel.send(buffer, info); + fail("should have thrown InvalidStreamExcepton"); + } catch (InvalidStreamException ise){ + pass(); + } catch (IOException ioe) { + unexpected(ioe); + } + check(buffer.remaining() == remaining, + "remaining should not be changed"); + check(buffer.position() == position, + "buffers position should not be changed"); + + /* TEST 5: Non blocking send should return zero if there is + insufficient room in the underlying output buffer */ + buffer.clear(); + channel.configureBlocking(false); + info = MessageInfo.createOutgoing(null, 1); + buffer.put(Util.LARGE_MESSAGE.getBytes("ISO-8859-1")); + buffer.flip(); + + int count = 0; // do not loop forever + do { + position = buffer.position(); + remaining = buffer.remaining(); + debug("sending large message: " + buffer); + sent = channel.send(buffer, info); + if (sent == 0) { + check(buffer.remaining() == remaining, + "remaining should not be changed"); + check(buffer.position() == position, + "buffers position should not be changed"); + } + buffer.rewind(); + } while (sent != 0 && count++ < 100); + + /* TEST 6: ClosedChannelException */ + channel.close(); + try { + channel.send(buffer, info); + fail("should have thrown ClosedChannelException"); + } catch (ClosedChannelException cce) { + pass(); + } catch (IOException ioe) { + unexpected(ioe); + } + + /* TEST 7: send without previous receive. + * Verify that send can still throw InvalidStreamExcepton */ + debug("Opening new channel."); + channel = SctpChannel.open(peerAddress, 0, 0); + streamNumber = Short.MAX_VALUE - 1; + info = MessageInfo.createOutgoing(null, streamNumber); + buffer.clear(); + buffer.put(Util.SMALL_MESSAGE.getBytes("ISO-8859-1")); + buffer.flip(); + position = buffer.position(); + remaining = buffer.remaining(); + + debug("sending on stream number: " + streamNumber); + debug("sending small message: " + buffer); + try { + sent = channel.send(buffer, info); + fail("should have thrown InvalidStreamExcepton"); + } catch (InvalidStreamException ise){ + pass(); + } catch (IOException ioe) { + unexpected(ioe); + } + check(buffer.remaining() == remaining, + "remaining should not be changed"); + check(buffer.position() == position, + "buffers position should not be changed"); + + /* Receive CommUp */ + channel.receive(buffer, null, handler); + check(handler.receivedCommUp(), "should have received COMM_UP"); + + /* TEST 8: Send to an invalid preferred SocketAddress */ + SocketAddress addr = new InetSocketAddress("123.123.123.123", 3456); + info = MessageInfo.createOutgoing(addr, 0); + debug("sending to " + addr); + debug("sending small message: " + buffer); + try { + sent = channel.send(buffer, info); + fail("Invalid address should have thrown an Exception."); + } catch (Exception e){ + pass(); + debug("OK, caught " + e); + } + } catch (IOException ioe) { + unexpected(ioe); + } finally { + clientFinishedLatch.countDown(); + try { serverFinishedLatch.await(10L, TimeUnit.SECONDS); } + catch (InterruptedException ie) { unexpected(ie); } + if (channel != null) { + try { channel.close(); } + catch (IOException e) { unexpected (e);} + } + } + } + + class Server implements Runnable + { + final InetSocketAddress serverAddr; + private SctpServerChannel ssc; + + public Server() throws IOException { + ssc = SctpServerChannel.open().bind(null); + java.util.Set addrs = ssc.getAllLocalAddresses(); + if (addrs.isEmpty()) + debug("addrs should not be empty"); + + serverAddr = (InetSocketAddress) addrs.iterator().next(); + } + + public void start() { + (new Thread(this, "Server-" + serverAddr.getPort())).start(); + } + + public InetSocketAddress address() { + return serverAddr; + } + + @Override + public void run() { + ByteBuffer buffer = ByteBuffer.allocateDirect(Util.LARGE_BUFFER); + SctpChannel sc1 = null, sc2 = null; + try { + sc1 = ssc.accept(); + + /* receive a small message */ + MessageInfo info; + do { + info = sc1.receive(buffer, null, null); + if (info == null) { + fail("Server: unexpected null from receive"); + return; + } + } while (!info.isComplete()); + + buffer.flip(); + check(info != null, "info is null"); + check(info.streamNumber() == 0, + "message not sent on the correct stream"); + check(info.bytes() == Util.SMALL_MESSAGE.getBytes("ISO-8859-1"). + length, "bytes received not equal to message length"); + check(info.bytes() == buffer.remaining(), "bytes != remaining"); + check(Util.compare(buffer, Util.SMALL_MESSAGE), + "received message not the same as sent message"); + + /* receive a large message */ + buffer.clear(); + do { + info = sc1.receive(buffer, null, null); + if (info == null) { + fail("Server: unexpected null from receive"); + return; + } + } while (!info.isComplete()); + + buffer.flip(); + check(info != null, "info is null"); + check(info.streamNumber() == handler.maxOutStreams() - 1, + "message not sent on the correct stream"); + check(info.bytes() == Util.LARGE_MESSAGE.getBytes("ISO-8859-1"). + length, "bytes received not equal to message length"); + check(info.bytes() == buffer.remaining(), "bytes != remaining"); + check(Util.compare(buffer, Util.LARGE_MESSAGE), + "received message not the same as sent message"); + + /* TEST 7 ++ */ + sc2 = ssc.accept(); + + clientFinishedLatch.await(10L, TimeUnit.SECONDS); + serverFinishedLatch.countDown(); + } catch (IOException ioe) { + unexpected(ioe); + } catch (InterruptedException ie) { + unexpected(ie); + } finally { + try { if (ssc != null) ssc.close(); } + catch (IOException unused) {} + try { if (sc1 != null) sc1.close(); } + catch (IOException unused) {} + try { if (sc2 != null) sc2.close(); } + catch (IOException unused) {} + } + } + } + + class SendNotificationHandler extends AbstractNotificationHandler + { + boolean receivedCommUp; // false + int maxInStreams; + int maxOutStreams; + + public boolean receivedCommUp() { + return receivedCommUp; + } + + public int maxInStreams() { + return maxInStreams; + } + + public int maxOutStreams(){ + return maxOutStreams; + } + + @Override + public HandlerResult handleNotification( + Notification notification, Void attachment) { + fail("Unknown notification type"); + return HandlerResult.CONTINUE; + } + + @Override + public HandlerResult handleNotification( + AssociationChangeNotification notification, Void attachment) { + AssocChangeEvent event = notification.event(); + Association association = notification.association(); + debug("AssociationChangeNotification"); + debug(" Association: " + notification.association()); + debug(" Event: " + event); + + if (event.equals(AssocChangeEvent.COMM_UP)) + receivedCommUp = true; + + this.maxInStreams = association.maxInboundStreams(); + this.maxOutStreams = association.maxOutboundStreams(); + + return HandlerResult.RETURN; + } + } + + //--------------------- 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) {if(debug) { System.out.println(message); } } + 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);} + System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed); + if (failed > 0) throw new AssertionError("Some tests failed");} + +}