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/*
* Copyright (c) 2023, 2024, 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.
*/
import jdk.test.lib.process.ProcessTools;
import javax.net.ssl.*;
import java.io.IOException;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import java.security.Security;
import java.util.List;
/*
* @test id=Server
* @bug 8301379
* @library /test/lib
* @summary Verify that Java will not negotiate disabled cipher suites when the
* other side of the connection requests them.
*
* @library /javax/net/ssl/templates
* @run main/othervm TLSWontNegotiateDisabledCipherAlgos server true
*/
/*
* @test id=Client
* @bug 8301379
* @library /test/lib
* @summary Verify that Java will not negotiate disabled cipher suites when the
* other side of the connection requests them.
*
* @library /javax/net/ssl/templates
* @run main/othervm TLSWontNegotiateDisabledCipherAlgos server false
*/
public class TLSWontNegotiateDisabledCipherAlgos {
public static void main(String [] args) throws Exception {
boolean useDisabledAlgo = Boolean.parseBoolean(args[1]);
if (useDisabledAlgo) {
Security.setProperty("jdk.tls.disabledAlgorithms", "");
}
if (args[0].equals("server")) {
try (TLSServer server = new TLSServer(useDisabledAlgo)) {
List<String> command = List.of(
"TLSWontNegotiateDisabledCipherAlgos",
"client",
Boolean.toString(!useDisabledAlgo),
Integer.toString(server.getListeningPort())
);
ProcessBuilder builder = ProcessTools.createTestJavaProcessBuilder(command);
Process p = builder.inheritIO().start();
server.run();
p.destroy();
}
} else if (args[0].equals("client")) {
try (TLSClient client = new TLSClient(Integer.parseInt(args[2]), useDisabledAlgo)) {
client.run();
}
}
}
private static class TLSClient extends SSLContextTemplate implements AutoCloseable {
private final SSLSocket socket;
public TLSClient(int portNumber, boolean useDisableAlgo) throws Exception {
SSLContext context = createClientSSLContext();
socket = (SSLSocket)context.getSocketFactory().createSocket("localhost", portNumber);
if (useDisableAlgo) {
socket.setEnabledCipherSuites(DisabledAlgorithms.DISABLED_CIPHERSUITES);
}
}
public void run() throws IOException {
try {
socket.getOutputStream().write("SECRET MESSAGE".getBytes(StandardCharsets.UTF_8));
throw new RuntimeException("SSL handshake completed successfully.");
} catch (SSLHandshakeException exc) {
if (!exc.getMessage().equals("Received fatal alert: handshake_failure")) {
throw new RuntimeException("Expected handshake_failure message. Got: "
+ "\"" + exc.getMessage() + "\" message.", exc);
}
}
}
@Override
public void close() throws Exception {
socket.close();
}
}
private static class TLSServer extends SSLContextTemplate implements AutoCloseable {
private SSLServerSocket serverSocket;
public TLSServer(boolean useDisableAlgo) throws Exception {
SSLContext ctx = createServerSSLContext();
serverSocket = (SSLServerSocket) ctx.getServerSocketFactory().createServerSocket(0);
if (useDisableAlgo) {
serverSocket.setEnabledCipherSuites(DisabledAlgorithms.DISABLED_CIPHERSUITES);
}
}
@Override
public void close() throws Exception {
serverSocket.close();
}
public int getListeningPort() {
return serverSocket.getLocalPort();
}
public void run() throws IOException {
try (Socket clientSocket = serverSocket.accept()) {
try {
byte[] bytes = clientSocket.getInputStream().readAllBytes();
throw new RuntimeException("The expected SSLHandshakeException was not thrown.");
} catch (SSLHandshakeException exc) {
if (!exc.getMessage().contains("no cipher suites in common")) {
throw exc;
} else {
System.out.println("Success: The connection could not be negotiated (as expected.)");
}
}
}
}
}
}
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