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/*
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* Copyright (c) 2015, 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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// SunJSSE does not support dynamic system properties, no way to re-use
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// system properties in samevm/agentvm mode.
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/*
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* @test
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* @bug 8043758
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* @summary Datagram Transport Layer Security (DTLS)
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35315
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* @modules java.base/sun.security.util
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* @build DTLSOverDatagram
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30904
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* @run main/othervm InvalidRecords
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*/
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import java.net.DatagramPacket;
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import java.net.SocketAddress;
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/**
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* Test that if handshake messages are crasged, the handshake would fail
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* because of handshaking hash verification.
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*/
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public class InvalidRecords extends DTLSOverDatagram {
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boolean needInvalidRecords = true;
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public static void main(String[] args) throws Exception {
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InvalidRecords testCase = new InvalidRecords();
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testCase.runTest(testCase);
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}
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@Override
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public boolean isGoodJob() {
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return false;
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}
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@Override
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DatagramPacket createHandshakePacket(byte[] ba, SocketAddress socketAddr) {
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50768
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if ((ba.length >= 60) &&
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(ba[0x00] == (byte)0x16) && (ba[0x0D] == (byte)0x01) &&
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(ba[0x3B] == (byte)0x00) && (ba[0x3C] > 0)) {
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// ba[0x00]: record type
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// ba[0x0D]: handshake type
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// ba[0x3B]: length of session ID
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// ba[0x3C]: length of cookie
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if (!needInvalidRecords) {
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// The 2nd ClientHello with cookie. The 1st one should be
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// rejected as expected.
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//
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// This may happen if the last few bytes of the packet are
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// for supported_version extension.
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throw new RuntimeException(
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"the crashed handshake message was rejected as expected");
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}
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// ClientHello with cookie
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needInvalidRecords = false;
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System.out.println("invalidate ClientHello message");
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if (ba[ba.length - 1] == (byte)0xFF) {
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ba[ba.length - 1] = (byte)0xFE;
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} else {
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ba[ba.length - 1] = (byte)0xFF;
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}
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}
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return super.createHandshakePacket(ba, socketAddr);
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}
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}
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