354 lines
14 KiB
Java
354 lines
14 KiB
Java
/*
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* Copyright (c) 2009, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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* @bug 4927640
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* @summary Tests the SCTP protocol implementation
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* @author chegar
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*/
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import java.net.*;
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import java.io.*;
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import java.util.List;
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import java.util.Set;
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import java.util.Iterator;
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import java.nio.ByteBuffer;
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import java.nio.channels.AlreadyBoundException;
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import java.nio.channels.AlreadyConnectedException;
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import java.nio.channels.ClosedChannelException;
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import java.nio.channels.UnsupportedAddressTypeException;
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import com.sun.nio.sctp.AssociationChangeNotification;
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import com.sun.nio.sctp.AbstractNotificationHandler;
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import com.sun.nio.sctp.HandlerResult;
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import com.sun.nio.sctp.IllegalUnbindException;
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import com.sun.nio.sctp.MessageInfo;
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import com.sun.nio.sctp.PeerAddressChangeNotification;
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import com.sun.nio.sctp.SctpChannel;
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import com.sun.nio.sctp.SctpServerChannel;
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import com.sun.nio.sctp.ShutdownNotification;
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import static java.lang.System.out;
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/**
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* Tests bind, bindAddress, unbindAddress, getLocalAddress, and
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* getAllLocalAddresses.
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*/
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public class Bind {
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void test(String[] args) {
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if (!Util.isSCTPSupported()) {
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out.println("SCTP protocol is not supported");
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out.println("Test cannot be run");
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return;
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}
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/* Simply bind tests */
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testBind();
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/* Test unconnected */
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testBindUnbind(false);
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/* Test connected */
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/* Adding/Removing addresses from a connected association is optional.
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* This test can be run on systems that support dynamic address
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* reconfiguration */
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//testBindUnbind(true);
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}
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void testBind() {
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SctpChannel channel = null;
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try {
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channel = SctpChannel.open();
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/* TEST 1: empty set if channel is not bound */
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check(channel.getAllLocalAddresses().isEmpty(),
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"getAllLocalAddresses returned non empty set for unbound channel");
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/* TEST 2: null to bind the channel to an automatically assigned
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* socket address */
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channel.bind(null);
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/* TEST 3: non empty set if the channel is bound */
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check(!channel.getAllLocalAddresses().isEmpty(),
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"getAllLocalAddresses returned empty set for bound channel");
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debug("getAllLocalAddresses on channel bound to the wildcard:\n"
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+ channel.getAllLocalAddresses());
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/* TEST 4: AlreadyBoundException if this channel is already bound */
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try { channel.bind(null); }
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catch (AlreadyBoundException unused) { pass(); }
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catch (IOException ioe) { unexpected(ioe); }
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/* TEST 5: UnsupportedAddressTypeException */
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try {
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channel.close(); /* open a new unbound channel for test */
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channel = SctpChannel.open();
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channel.bind(new UnsupportedSocketAddress());
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fail("UnsupportedSocketAddress expected");
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} catch (UnsupportedAddressTypeException unused) { pass();
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} catch (IOException ioe) { unexpected(ioe); }
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/* TEST 6: AlreadyConnectedException */
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try {
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channel.close(); /* open a new unbound channel for test */
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channel = SctpChannel.open();
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try (var peer = connectChannel(channel)) {
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channel.bind(null);
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fail("AlreadyConnectedException expected");
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}
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} catch (AlreadyConnectedException unused) { pass();
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} catch (IOException ioe) { unexpected(ioe); }
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/* TEST 7: ClosedChannelException - If this channel is closed */
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try {
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channel.close(); /* open a new unbound channel for test */
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channel = SctpChannel.open();
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channel.close();
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channel.bind(null);
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fail("ClosedChannelException expected");
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} catch (ClosedChannelException unused) { pass();
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} catch (IOException ioe) { unexpected(ioe); }
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/* TEST 8: ClosedChannelException if channel is closed */
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try {
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channel.getAllLocalAddresses();
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fail("should have thrown ClosedChannelException");
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} catch (ClosedChannelException cce) {
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pass();
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} catch (Exception ioe) {
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unexpected(ioe);
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}
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} catch (IOException ioe) {
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unexpected(ioe);
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} finally {
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try { channel.close(); }
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catch (IOException ioe) { unexpected(ioe); }
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}
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}
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void testBindUnbind(boolean connected) {
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SctpChannel channel = null;
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SctpChannel peerChannel = null;
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debug("testBindUnbind, connected: " + connected);
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try {
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channel = SctpChannel.open();
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List<InetAddress> addresses = Util.getAddresses(true, false);
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Iterator iterator = addresses.iterator();
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InetSocketAddress a = new InetSocketAddress((InetAddress)iterator.next(), 0);
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debug("channel.bind( " + a + ")");
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channel.bind(a);
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while (iterator.hasNext()) {
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InetAddress ia = (InetAddress)iterator.next();
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debug("channel.bindAddress(" + ia + ")");
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channel.bindAddress(ia);
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}
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if (debug) {Util.dumpAddresses(channel, out);}
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if (connected) {
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/* Test with connected channel */
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peerChannel = connectChannel(channel);
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}
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/* TEST 1: bind/unbindAddresses on the system addresses */
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debug("bind/unbindAddresses on the system addresses");
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List<InetAddress> addrs = Util.getAddresses(true, false);
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for (InetAddress addr : addrs) {
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try {
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debug("unbindAddress: " + addr);
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check(boundAddress(channel, addr), "trying to remove address that is not bound");
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channel.unbindAddress(addr);
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if (debug) {Util.dumpAddresses(channel, out);}
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check(!boundAddress(channel, addr), "address was not removed");
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debug("bindAddress: " + addr);
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channel.bindAddress(addr);
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if (debug) {Util.dumpAddresses(channel, out);}
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check(boundAddress(channel, addr), "address is not bound");
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} catch (IOException ioe) {
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unexpected(ioe);
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}
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}
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/* TEST 2: bindAddress - already bound address. */
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InetAddress againAddress = addrs.get(0);
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try {
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debug("bind already bound address " + againAddress);
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channel.bindAddress(againAddress);
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} catch (AlreadyBoundException unused) {
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debug("Caught AlreadyBoundException - OK");
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pass();
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} catch (IOException ioe) {
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unexpected(ioe);
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}
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/* TEST 3: bind non local address */
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try {
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InetAddress nla = InetAddress.getByName("123.123.123.123");
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debug("bind non local address " + nla);
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channel.bindAddress(nla);
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} catch (IOException ioe) {
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debug("Informative only " + ioe);
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}
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/* TEST 4: unbind address that is not bound */
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try {
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debug("unbind address that is not bound " + againAddress);
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/* remove address first then again */
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channel.unbindAddress(againAddress);
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channel.unbindAddress(againAddress);
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} catch (IllegalUnbindException unused) {
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debug("Caught IllegalUnbindException - OK");
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pass();
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} catch (IOException ioe) {
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unexpected(ioe);
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}
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/* TEST 5: unbind address that is not bound */
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try {
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InetAddress nla = InetAddress.getByName("123.123.123.123");
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debug("unbind address that is not bound " + nla);
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channel.unbindAddress(nla);
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} catch (IllegalUnbindException unused) {
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debug("Caught IllegalUnbindException - OK");
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pass();
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} catch (IOException ioe) {
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unexpected(ioe);
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}
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if (connected) {
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channel.shutdown();
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BindNotificationHandler handler = new BindNotificationHandler();
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ByteBuffer buffer = ByteBuffer.allocate(10);
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MessageInfo info;
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while((info = peerChannel.receive(buffer, null, handler)) != null) {
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if (info != null) {
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if (info.bytes() == -1) {
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debug("peerChannel Reached EOF");
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break;
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}
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}
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}
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while((info = channel.receive(buffer, null, handler)) != null) {
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if (info != null) {
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if (info.bytes() == -1) {
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debug("channel Reached EOF");
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break;
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}
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}
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}
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}
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} catch (IOException ioe) {
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ioe.printStackTrace();
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} finally {
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try { if (channel != null) channel.close(); }
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catch (IOException ioe) { unexpected(ioe); }
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try { if (peerChannel != null) peerChannel.close(); }
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catch (IOException ioe) { unexpected(ioe); }
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}
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}
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boolean boundAddress(SctpChannel channel, InetAddress addr)
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throws IOException {
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for (SocketAddress boundAddr : channel.getAllLocalAddresses()) {
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if (((InetSocketAddress) boundAddr).getAddress().equals(addr))
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return true;
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}
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return false;
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}
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SctpChannel connectChannel(SctpChannel channel)
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throws IOException {
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debug("connecting channel...");
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try {
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SctpServerChannel ssc = SctpServerChannel.open();
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ssc.bind(null);
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Set<SocketAddress> addrs = ssc.getAllLocalAddresses();
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Iterator<SocketAddress> iterator = addrs.iterator();
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SocketAddress addr = iterator.next();
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debug("using " + addr + "...");
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channel.connect(addr);
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SctpChannel peerChannel = ssc.accept();
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ssc.close();
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debug("connected");
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return peerChannel;
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} catch (IOException ioe) {
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debug("Cannot connect channel");
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unexpected(ioe);
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throw ioe;
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}
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}
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class BindNotificationHandler extends AbstractNotificationHandler<Object>
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{
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@Override
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public HandlerResult handleNotification(
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AssociationChangeNotification acn, Object unused)
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{
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debug("AssociationChangeNotification: " + acn);
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return HandlerResult.CONTINUE;
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}
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@Override
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public HandlerResult handleNotification(
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PeerAddressChangeNotification pacn, Object unused)
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{
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debug("PeerAddressChangeNotification: " + pacn);
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return HandlerResult.CONTINUE;
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}
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@Override
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public HandlerResult handleNotification(
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ShutdownNotification sn, Object unused)
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{
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debug("ShutdownNotification: " + sn);
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return HandlerResult.CONTINUE;
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}
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}
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class UnsupportedSocketAddress extends SocketAddress { }
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//--------------------- Infrastructure ---------------------------
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boolean debug = true;
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volatile int passed = 0, failed = 0;
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void pass() {passed++;}
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void fail() {failed++; Thread.dumpStack();}
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void fail(String msg) {System.err.println(msg); fail();}
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void unexpected(Throwable t) {failed++; t.printStackTrace();}
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void check(boolean cond) {if (cond) pass(); else fail();}
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void check(boolean cond, String failMessage) {if (cond) pass(); else fail(failMessage);}
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void debug(String message) {if(debug) { System.out.println(message); } }
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public static void main(String[] args) throws Throwable {
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Class<?> k = new Object(){}.getClass().getEnclosingClass();
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try {k.getMethod("instanceMain",String[].class)
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.invoke( k.newInstance(), (Object) args);}
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catch (Throwable e) {throw e.getCause();}}
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public void instanceMain(String[] args) throws Throwable {
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try {test(args);} catch (Throwable t) {unexpected(t);}
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System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
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if (failed > 0) throw new AssertionError("Some tests failed");}
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}
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