jdk/test/javax/net/ssl/DTLS/DTLSSequenceNumberTest.java
changeset 31057 babdeee3c007
child 40949 be7a612613ae
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/net/ssl/DTLS/DTLSSequenceNumberTest.java	Fri Jun 05 12:22:36 2015 +0300
@@ -0,0 +1,176 @@
+/*
+ * 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 8043758
+ * @summary Testing DTLS records sequence number property support in application
+ *          data exchange.
+ * @key randomness
+ * @library /sun/security/krb5/auto /lib/testlibrary /javax/net/ssl/TLSCommon
+ * @run main/othervm -Dtest.security.protocol=DTLS
+ *      -Dtest.mode=norm DTLSSequenceNumberTest
+ * @run main/othervm -Dtest.security.protocol=DTLS
+ *      -Dtest.mode=norm_sni DTLSSequenceNumberTest
+ * @run main/othervm -Dtest.security.protocol=DTLS
+ *      -Dtest.mode=krb DTLSSequenceNumberTest
+ */
+
+import java.nio.ByteBuffer;
+import java.util.TreeMap;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLEngine;
+import javax.net.ssl.SSLEngineResult;
+import javax.net.ssl.SSLException;
+import java.util.Random;
+import jdk.testlibrary.RandomFactory;
+
+/**
+ * Testing DTLS records sequence number property support in application data
+ * exchange.
+ */
+public class DTLSSequenceNumberTest extends SSLEngineTestCase {
+
+    private final String BIG_MESSAGE = "Very very big message. One two three"
+            + " four five six seven eight nine ten eleven twelve thirteen"
+            + " fourteen fifteen sixteen seventeen eighteen nineteen twenty.";
+    private final byte[] BIG_MESSAGE_BYTES = BIG_MESSAGE.getBytes();
+    private final int PIECES_NUMBER = 15;
+
+    public static void main(String[] args) {
+        DTLSSequenceNumberTest test = new DTLSSequenceNumberTest();
+        setUpAndStartKDCIfNeeded();
+        test.runTests();
+    }
+
+    @Override
+    protected void testOneCipher(String cipher) throws SSLException {
+        SSLContext context = getContext();
+        int maxPacketSize = getMaxPacketSize();
+        boolean useSNI = !TEST_MODE.equals("norm");
+        SSLEngine clientEngine = getClientSSLEngine(context, useSNI);
+        SSLEngine serverEngine = getServerSSLEngine(context, useSNI);
+        clientEngine.setEnabledCipherSuites(new String[]{cipher});
+        serverEngine.setEnabledCipherSuites(new String[]{cipher});
+        serverEngine.setNeedClientAuth(!cipher.contains("anon"));
+        doHandshake(clientEngine, serverEngine, maxPacketSize,
+                HandshakeMode.INITIAL_HANDSHAKE);
+        checkSeqNumPropertyWithAppDataSend(clientEngine, serverEngine);
+        checkSeqNumPropertyWithAppDataSend(serverEngine, clientEngine);
+    }
+
+    private void checkSeqNumPropertyWithAppDataSend(SSLEngine sendEngine,
+            SSLEngine recvEngine) throws SSLException {
+        String sender, reciever;
+        if (sendEngine.getUseClientMode() && !recvEngine.getUseClientMode()) {
+            sender = "Client";
+            reciever = "Server";
+        } else if (recvEngine.getUseClientMode() && !sendEngine.getUseClientMode()) {
+            sender = "Server";
+            reciever = "Client";
+        } else {
+            throw new Error("Both engines are in the same mode");
+        }
+        System.out.println("================================================="
+                + "===========");
+        System.out.println("Checking DTLS sequence number support"
+                + " by sending data from " + sender + " to " + reciever);
+        ByteBuffer[] sentMessages = new ByteBuffer[PIECES_NUMBER];
+        ByteBuffer[] netBuffers = new ByteBuffer[PIECES_NUMBER];
+        TreeMap<Long, ByteBuffer> recvMap = new TreeMap<>(Long::compareUnsigned);
+        int symbolsInAMessage;
+        int symbolsInTheLastMessage;
+        int[] recievingSequence = new int[PIECES_NUMBER];
+        for (int i = 0; i < PIECES_NUMBER; i++) {
+            recievingSequence[i] = i;
+        }
+        shuffleArray(recievingSequence);
+        if (BIG_MESSAGE.length() % PIECES_NUMBER == 0) {
+            symbolsInAMessage = BIG_MESSAGE.length() / PIECES_NUMBER;
+            symbolsInTheLastMessage = symbolsInAMessage;
+        } else {
+            symbolsInAMessage = BIG_MESSAGE.length() / (PIECES_NUMBER - 1);
+            symbolsInTheLastMessage = BIG_MESSAGE.length() % (PIECES_NUMBER - 1);
+        }
+        for (int i = 0; i < PIECES_NUMBER - 1; i++) {
+            sentMessages[i] = ByteBuffer.wrap(BIG_MESSAGE_BYTES,
+                    i * symbolsInAMessage, symbolsInAMessage);
+        }
+        sentMessages[PIECES_NUMBER - 1] = ByteBuffer.wrap(BIG_MESSAGE_BYTES,
+                (PIECES_NUMBER - 1) * symbolsInAMessage, symbolsInTheLastMessage);
+        long prevSeqNum = 0L;
+        //Wrapping massages in direct order
+        for (int i = 0; i < PIECES_NUMBER; i++) {
+            netBuffers[i] = ByteBuffer.allocate(sendEngine.getSession()
+                    .getPacketBufferSize());
+            SSLEngineResult[] r = new SSLEngineResult[1];
+            netBuffers[i] = doWrap(sendEngine, sender, 0, sentMessages[i], r);
+            long seqNum = r[0].sequenceNumber();
+            if (Long.compareUnsigned(seqNum, prevSeqNum) <= 0) {
+                throw new AssertionError("Sequence number of the wrapped "
+                        + "message is less or equal than that of the"
+                        + " previous one! "
+                        + "Was " + prevSeqNum + ", now " + seqNum + ".");
+            }
+            prevSeqNum = seqNum;
+        }
+        //Unwrapping messages in random order and trying to reconstruct order
+        //from sequence number.
+        for (int i = 0; i < PIECES_NUMBER; i++) {
+            int recvNow = recievingSequence[i];
+            SSLEngineResult[] r = new SSLEngineResult[1];
+            ByteBuffer recvMassage = doUnWrap(recvEngine, reciever,
+                    netBuffers[recvNow], r);
+            long seqNum = r[0].sequenceNumber();
+            recvMap.put(seqNum, recvMassage);
+        }
+        int mapSize = recvMap.size();
+        if (mapSize != PIECES_NUMBER) {
+            throw new AssertionError("The number of received massages "
+                    + mapSize + " is not equal to the number of sent messages "
+                    + PIECES_NUMBER + "!");
+        }
+        byte[] recvBigMsgBytes = new byte[BIG_MESSAGE_BYTES.length];
+        int counter = 0;
+        for (ByteBuffer msg : recvMap.values()) {
+            System.arraycopy(msg.array(), 0, recvBigMsgBytes,
+                    counter * symbolsInAMessage, msg.remaining());
+            counter++;
+        }
+        String recvBigMsg = new String(recvBigMsgBytes);
+        if (!recvBigMsg.equals(BIG_MESSAGE)) {
+            throw new AssertionError("Received big message is not equal to"
+                    + " one that was sent! Received message is: " + recvBigMsg);
+        }
+    }
+
+    private static void shuffleArray(int[] ar) {
+        final Random RNG = RandomFactory.getRandom();
+        for (int i = ar.length - 1; i > 0; i--) {
+            int index = RNG.nextInt(i + 1);
+            int a = ar[index];
+            ar[index] = ar[i];
+            ar[i] = a;
+        }
+    }
+}