changeset 13399:f9a4a8cbbf49

8146192: Add test for JDK-8049321 Reviewed-by: mullan
author xuelei
date Thu, 24 Dec 2015 15:22:04 +0000
parents d0a642db657b
children 35859ef93e99
files test/javax/net/ssl/TLSv12/SignatureAlgorithms.java
diffstat 1 files changed, 595 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/javax/net/ssl/TLSv12/SignatureAlgorithms.java	Thu Dec 24 15:22:04 2015 +0000
@@ -0,0 +1,595 @@
+/*
+ * 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+//
+// SunJSSE does not support dynamic system properties, no way to re-use
+// system properties in samevm/agentvm mode.
+//
+
+/*
+ * @test
+ * @bug 8049321
+ * @summary Support SHA256WithDSA in JSSE
+ * @modules java.base/sun.misc
+ * @run main/othervm SignatureAlgorithms PKIX "SHA-224,SHA-256"
+ *                   TLS_DHE_DSS_WITH_AES_128_CBC_SHA
+ * @run main/othervm SignatureAlgorithms PKIX "SHA-1,SHA-224"
+ *                   TLS_DHE_DSS_WITH_AES_128_CBC_SHA
+ * @run main/othervm SignatureAlgorithms PKIX "SHA-1,SHA-256"
+ *                   TLS_DHE_DSS_WITH_AES_128_CBC_SHA
+ * @run main/othervm SignatureAlgorithms PKIX "SHA-224,SHA-256"
+ *                   TLS_DHE_DSS_WITH_AES_128_CBC_SHA256
+ * @run main/othervm SignatureAlgorithms PKIX "SHA-1,SHA-224"
+ *                   TLS_DHE_DSS_WITH_AES_128_CBC_SHA256
+ * @run main/othervm SignatureAlgorithms PKIX "SHA-1,SHA-256"
+ *                   TLS_DHE_DSS_WITH_AES_128_CBC_SHA256
+ */
+
+import java.net.*;
+import java.util.*;
+import java.io.*;
+import javax.net.ssl.*;
+import java.security.Security;
+import java.security.KeyStore;
+import java.security.KeyFactory;
+import java.security.cert.Certificate;
+import java.security.cert.X509Certificate;
+import java.security.cert.CertificateFactory;
+import java.security.spec.*;
+import java.security.interfaces.*;
+import sun.misc.BASE64Decoder;
+
+
+public class SignatureAlgorithms {
+
+    /*
+     * =============================================================
+     * Set the various variables needed for the tests, then
+     * specify what tests to run on each side.
+     */
+
+    /*
+     * Should we run the client or server in a separate thread?
+     * Both sides can throw exceptions, but do you have a preference
+     * as to which side should be the main thread.
+     */
+    static boolean separateServerThread = true;
+
+    /*
+     * Where do we find the keystores?
+     */
+    // Certificates and key (DSA) used in the test.
+    static String trustedCertStr =
+        "-----BEGIN CERTIFICATE-----\n" +
+        "MIIDYTCCAyGgAwIBAgIJAK8/gw6zg/DPMAkGByqGSM44BAMwOzELMAkGA1UEBhMC\n" +
+        "VVMxDTALBgNVBAoTBEphdmExHTAbBgNVBAsTFFN1bkpTU0UgVGVzdCBTZXJpdmNl\n" +
+        "MB4XDTE1MTIwMzEzNTIyNVoXDTM2MTExMjEzNTIyNVowOzELMAkGA1UEBhMCVVMx\n" +
+        "DTALBgNVBAoTBEphdmExHTAbBgNVBAsTFFN1bkpTU0UgVGVzdCBTZXJpdmNlMIIB\n" +
+        "uDCCASwGByqGSM44BAEwggEfAoGBAPH+b+GSMX6KS7jXDRevzc464DFG4X+uxu5V\n" +
+        "b3U4yhsU8A8cuH4gwin6L/IDkmZQ7N0zC0jRsiGVSMsFETTq10F39pH2eBfUv/hJ\n" +
+        "cLfBnIjBEtVqV/dExK88Hul2sZ4mQihQ4issPl7hsroS9EWYicnX0oNAqAB9PO5Y\n" +
+        "zKbfpL7TAhUA13WW48rln2UP/LaAgtnzKhqcNtMCgYEA3Rv0GirTbAaor8iURd82\n" +
+        "b5FlDTevOCTuq7ZIpfZVV30neS7cBYNet6m/3/4cfUlbbrqhbqIJ2I+I81drnN0Y\n" +
+        "lyN4KkuxEcB6OTwfWkIUj6rvPaCQrBH8Q213bDq3HHtYNaP8OoeQUyVXW+SEGADC\n" +
+        "J1+z8uqP3lIB6ltdgOiV/GQDgYUAAoGBAOXRppuJSGdt6AiZkb81P1DCUgIUlZFI\n" +
+        "J9GxWrjbbHDmGllMwPNhK6dU7LJKJJuYVPW+95rUGlSJEjRqSlHuyHkNb6e3e7qx\n" +
+        "tmx1/oIyq+oLult50hBS7uBvLLR0JbIKjBzzkudL8Rjze4G/Wq7KDM2T1JOP49tW\n" +
+        "eocCvaC8h8uQo4GtMIGqMB0GA1UdDgQWBBT17HcqLllsqnZzP+kElcGcBGmubjBr\n" +
+        "BgNVHSMEZDBigBT17HcqLllsqnZzP+kElcGcBGmubqE/pD0wOzELMAkGA1UEBhMC\n" +
+        "VVMxDTALBgNVBAoTBEphdmExHTAbBgNVBAsTFFN1bkpTU0UgVGVzdCBTZXJpdmNl\n" +
+        "ggkArz+DDrOD8M8wDwYDVR0TAQH/BAUwAwEB/zALBgNVHQ8EBAMCAQYwCQYHKoZI\n" +
+        "zjgEAwMvADAsAhQ6Y1I6LtIEBMqNo8o6GIe4LLEJuwIUbVQUKi8tvtWyRoxm8AFV\n" +
+        "0axJYUU=\n" +
+        "-----END CERTIFICATE-----";
+
+    static String[] targetCertStr = {
+        // DSA-SHA1
+        "-----BEGIN CERTIFICATE-----\n" +
+        "MIIDKTCCAumgAwIBAgIJAOy5c0b+8stFMAkGByqGSM44BAMwOzELMAkGA1UEBhMC\n" +
+        "VVMxDTALBgNVBAoTBEphdmExHTAbBgNVBAsTFFN1bkpTU0UgVGVzdCBTZXJpdmNl\n" +
+        "MB4XDTE1MTIwMzEzNTIyNVoXDTM1MDgyMDEzNTIyNVowTzELMAkGA1UEBhMCVVMx\n" +
+        "DTALBgNVBAoMBEphdmExHTAbBgNVBAsMFFN1bkpTU0UgVGVzdCBTZXJpdmNlMRIw\n" +
+        "EAYDVQQDDAlsb2NhbGhvc3QwggG3MIIBLAYHKoZIzjgEATCCAR8CgYEA8f5v4ZIx\n" +
+        "fopLuNcNF6/NzjrgMUbhf67G7lVvdTjKGxTwDxy4fiDCKfov8gOSZlDs3TMLSNGy\n" +
+        "IZVIywURNOrXQXf2kfZ4F9S/+Elwt8GciMES1WpX90TErzwe6XaxniZCKFDiKyw+\n" +
+        "XuGyuhL0RZiJydfSg0CoAH087ljMpt+kvtMCFQDXdZbjyuWfZQ/8toCC2fMqGpw2\n" +
+        "0wKBgQDdG/QaKtNsBqivyJRF3zZvkWUNN684JO6rtkil9lVXfSd5LtwFg163qb/f\n" +
+        "/hx9SVtuuqFuognYj4jzV2uc3RiXI3gqS7ERwHo5PB9aQhSPqu89oJCsEfxDbXds\n" +
+        "Orcce1g1o/w6h5BTJVdb5IQYAMInX7Py6o/eUgHqW12A6JX8ZAOBhAACgYB+zYqn\n" +
+        "jJwG4GZpBIN/6qhzbp0flChsV+Trlu0SL0agAQzb6XdI/4JnO87Pgbxaxh3VNAj3\n" +
+        "3+Ghr1NLBuBfTKzJ4j9msWT3EpLupkMyNtXvBYM0iyMrll67lSjMdv++wLEw35Af\n" +
+        "/bzVcjGyA5Q0i0cuEzDmHTVfi0OydynbwSLxtKNjMGEwCwYDVR0PBAQDAgPoMB0G\n" +
+        "A1UdDgQWBBQXJI8AxM0qsYCbbkIMuI5zJ+nMEDAfBgNVHSMEGDAWgBT17HcqLlls\n" +
+        "qnZzP+kElcGcBGmubjASBgNVHREBAf8ECDAGhwR/AAABMAkGByqGSM44BAMDLwAw\n" +
+        "LAIUXgyJ0xll4FrZAKXi8bj7Kiz+SA4CFH9WCSZIBYA9lmJkiTgRS7iM/6IC\n" +
+        "-----END CERTIFICATE-----",
+
+        // DSA-SHA224
+        "-----BEGIN CERTIFICATE-----\n" +
+        "MIIDLzCCAuugAwIBAgIJAOy5c0b+8stGMAsGCWCGSAFlAwQDATA7MQswCQYDVQQG\n" +
+        "EwJVUzENMAsGA1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2\n" +
+        "Y2UwHhcNMTUxMjAzMTU0NDM5WhcNMzUwODIwMTU0NDM5WjBPMQswCQYDVQQGEwJV\n" +
+        "UzENMAsGA1UECgwESmF2YTEdMBsGA1UECwwUU3VuSlNTRSBUZXN0IFNlcml2Y2Ux\n" +
+        "EjAQBgNVBAMMCWxvY2FsaG9zdDCCAbcwggEsBgcqhkjOOAQBMIIBHwKBgQDx/m/h\n" +
+        "kjF+iku41w0Xr83OOuAxRuF/rsbuVW91OMobFPAPHLh+IMIp+i/yA5JmUOzdMwtI\n" +
+        "0bIhlUjLBRE06tdBd/aR9ngX1L/4SXC3wZyIwRLValf3RMSvPB7pdrGeJkIoUOIr\n" +
+        "LD5e4bK6EvRFmInJ19KDQKgAfTzuWMym36S+0wIVANd1luPK5Z9lD/y2gILZ8yoa\n" +
+        "nDbTAoGBAN0b9Boq02wGqK/IlEXfNm+RZQ03rzgk7qu2SKX2VVd9J3ku3AWDXrep\n" +
+        "v9/+HH1JW266oW6iCdiPiPNXa5zdGJcjeCpLsRHAejk8H1pCFI+q7z2gkKwR/ENt\n" +
+        "d2w6txx7WDWj/DqHkFMlV1vkhBgAwidfs/Lqj95SAepbXYDolfxkA4GEAAKBgA81\n" +
+        "CJKEv+pwiqYgxtw/9rkQ9748WP3mKrEC06kjUG+94/Z9dQloNFFfj6LiO1bymc5l\n" +
+        "6QIR8XCi4Po3N80K3+WxhBGFhY+RkVWTh43JV8epb41aH2qiWErarBwBGEh8LyGT\n" +
+        "i30db+Nkz2gfvyz9H/9T0jmYgfLEOlMCusali1qHo2MwYTALBgNVHQ8EBAMCA+gw\n" +
+        "HQYDVR0OBBYEFBqSP0S4+X+zOCTEnlp2hbAjV/W5MB8GA1UdIwQYMBaAFPXsdyou\n" +
+        "WWyqdnM/6QSVwZwEaa5uMBIGA1UdEQEB/wQIMAaHBH8AAAEwCwYJYIZIAWUDBAMB\n" +
+        "AzEAMC4CFQChiRaOnAnsCSJFwdpK22jSxU/mhQIVALgLbj/G39+1Ej8UuSWnEQyU\n" +
+        "4DA+\n" +
+        "-----END CERTIFICATE-----",
+
+        // DSA-SHA256
+        "-----BEGIN CERTIFICATE-----\n" +
+        "MIIDLTCCAuugAwIBAgIJAOy5c0b+8stHMAsGCWCGSAFlAwQDAjA7MQswCQYDVQQG\n" +
+        "EwJVUzENMAsGA1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2\n" +
+        "Y2UwHhcNMTUxMjAzMTU0NjUxWhcNMzUwODIwMTU0NjUxWjBPMQswCQYDVQQGEwJV\n" +
+        "UzENMAsGA1UECgwESmF2YTEdMBsGA1UECwwUU3VuSlNTRSBUZXN0IFNlcml2Y2Ux\n" +
+        "EjAQBgNVBAMMCWxvY2FsaG9zdDCCAbcwggEsBgcqhkjOOAQBMIIBHwKBgQDx/m/h\n" +
+        "kjF+iku41w0Xr83OOuAxRuF/rsbuVW91OMobFPAPHLh+IMIp+i/yA5JmUOzdMwtI\n" +
+        "0bIhlUjLBRE06tdBd/aR9ngX1L/4SXC3wZyIwRLValf3RMSvPB7pdrGeJkIoUOIr\n" +
+        "LD5e4bK6EvRFmInJ19KDQKgAfTzuWMym36S+0wIVANd1luPK5Z9lD/y2gILZ8yoa\n" +
+        "nDbTAoGBAN0b9Boq02wGqK/IlEXfNm+RZQ03rzgk7qu2SKX2VVd9J3ku3AWDXrep\n" +
+        "v9/+HH1JW266oW6iCdiPiPNXa5zdGJcjeCpLsRHAejk8H1pCFI+q7z2gkKwR/ENt\n" +
+        "d2w6txx7WDWj/DqHkFMlV1vkhBgAwidfs/Lqj95SAepbXYDolfxkA4GEAAKBgEF7\n" +
+        "2qiYxGrjX4KCOy0k5nK/RYlgLy4gYDChihQpiaa+fbA5JOBOxPWsh7rdtmJuDrEJ\n" +
+        "keacU223+DIhOKC49fa+EvhLNqo6U1oPn8n/yvBsvvnWkcynw5KfNzaLlaPmzugh\n" +
+        "v9xl/GhyZNAXc1QUcW3C+ceHVNrKnkfbTKZz5eRSo2MwYTALBgNVHQ8EBAMCA+gw\n" +
+        "HQYDVR0OBBYEFNMkPrt40oO9Dpy+bcbQdEvOlNlyMB8GA1UdIwQYMBaAFPXsdyou\n" +
+        "WWyqdnM/6QSVwZwEaa5uMBIGA1UdEQEB/wQIMAaHBH8AAAEwCwYJYIZIAWUDBAMC\n" +
+        "Ay8AMCwCFCvA2QiKSe/n+6GqSYQwgQ/zL5M9AhQfSiuWdMJKWpgPJKakvzhBUbMb\n" +
+        "vA==\n" +
+        "-----END CERTIFICATE-----"};
+
+    // Private key in the format of PKCS#8, key size is 1024 bits.
+    static String[] targetPrivateKey = {
+        // For cert DSA-SHA1
+        "MIIBSwIBADCCASwGByqGSM44BAEwggEfAoGBAPH+b+GSMX6KS7jXDRevzc464DFG\n" +
+        "4X+uxu5Vb3U4yhsU8A8cuH4gwin6L/IDkmZQ7N0zC0jRsiGVSMsFETTq10F39pH2\n" +
+        "eBfUv/hJcLfBnIjBEtVqV/dExK88Hul2sZ4mQihQ4issPl7hsroS9EWYicnX0oNA\n" +
+        "qAB9PO5YzKbfpL7TAhUA13WW48rln2UP/LaAgtnzKhqcNtMCgYEA3Rv0GirTbAao\n" +
+        "r8iURd82b5FlDTevOCTuq7ZIpfZVV30neS7cBYNet6m/3/4cfUlbbrqhbqIJ2I+I\n" +
+        "81drnN0YlyN4KkuxEcB6OTwfWkIUj6rvPaCQrBH8Q213bDq3HHtYNaP8OoeQUyVX\n" +
+        "W+SEGADCJ1+z8uqP3lIB6ltdgOiV/GQEFgIUOiB7J/lrFrNduQ8nDNTe8VspoAI=",
+
+        // For cert DSA-SHA224
+        "MIIBSwIBADCCASwGByqGSM44BAEwggEfAoGBAPH+b+GSMX6KS7jXDRevzc464DFG\n" +
+        "4X+uxu5Vb3U4yhsU8A8cuH4gwin6L/IDkmZQ7N0zC0jRsiGVSMsFETTq10F39pH2\n" +
+        "eBfUv/hJcLfBnIjBEtVqV/dExK88Hul2sZ4mQihQ4issPl7hsroS9EWYicnX0oNA\n" +
+        "qAB9PO5YzKbfpL7TAhUA13WW48rln2UP/LaAgtnzKhqcNtMCgYEA3Rv0GirTbAao\n" +
+        "r8iURd82b5FlDTevOCTuq7ZIpfZVV30neS7cBYNet6m/3/4cfUlbbrqhbqIJ2I+I\n" +
+        "81drnN0YlyN4KkuxEcB6OTwfWkIUj6rvPaCQrBH8Q213bDq3HHtYNaP8OoeQUyVX\n" +
+        "W+SEGADCJ1+z8uqP3lIB6ltdgOiV/GQEFgIUOj9F5mxWd9W1tiLSdsOAt8BUBzE=",
+
+        // For cert DSA-SHA256
+        "MIIBSwIBADCCASwGByqGSM44BAEwggEfAoGBAPH+b+GSMX6KS7jXDRevzc464DFG\n" +
+        "4X+uxu5Vb3U4yhsU8A8cuH4gwin6L/IDkmZQ7N0zC0jRsiGVSMsFETTq10F39pH2\n" +
+        "eBfUv/hJcLfBnIjBEtVqV/dExK88Hul2sZ4mQihQ4issPl7hsroS9EWYicnX0oNA\n" +
+        "qAB9PO5YzKbfpL7TAhUA13WW48rln2UP/LaAgtnzKhqcNtMCgYEA3Rv0GirTbAao\n" +
+        "r8iURd82b5FlDTevOCTuq7ZIpfZVV30neS7cBYNet6m/3/4cfUlbbrqhbqIJ2I+I\n" +
+        "81drnN0YlyN4KkuxEcB6OTwfWkIUj6rvPaCQrBH8Q213bDq3HHtYNaP8OoeQUyVX\n" +
+        "W+SEGADCJ1+z8uqP3lIB6ltdgOiV/GQEFgIUQ2WGgg+OO39Aujj0e4lM4pP4/9g="};
+
+
+    static char passphrase[] = "passphrase".toCharArray();
+
+    /*
+     * Turn on SSL debugging?
+     */
+    static boolean debug = false;
+
+    /*
+     * Is the server ready to serve?
+     */
+    volatile boolean serverReady = false;
+
+    /*
+     * Define the server side of the test.
+     *
+     * If the server prematurely exits, serverReady will be set to true
+     * to avoid infinite hangs.
+     */
+    void doServerSide() throws Exception {
+
+        SSLContext context = generateSSLContext(
+                null, targetCertStr, targetPrivateKey);
+        SSLServerSocketFactory sslssf = context.getServerSocketFactory();
+        try (SSLServerSocket sslServerSocket =
+                (SSLServerSocket)sslssf.createServerSocket(serverPort)) {
+
+            serverPort = sslServerSocket.getLocalPort();
+
+            /*
+             * Signal Client, we're ready for his connect.
+             */
+            serverReady = true;
+
+            try (SSLSocket sslSocket = (SSLSocket)sslServerSocket.accept()) {
+                sslSocket.setEnabledCipherSuites(
+                        sslSocket.getSupportedCipherSuites());
+                InputStream sslIS = sslSocket.getInputStream();
+                OutputStream sslOS = sslSocket.getOutputStream();
+
+                sslIS.read();
+                sslOS.write('A');
+                sslOS.flush();
+
+                dumpSignatureAlgorithms(sslSocket);
+            }
+        }
+    }
+
+    /*
+     * Define the client side of the test.
+     *
+     * If the server prematurely exits, serverReady will be set to true
+     * to avoid infinite hangs.
+     */
+    void doClientSide() throws Exception {
+
+        /*
+         * Wait for server to get started.
+         */
+        while (!serverReady) {
+            Thread.sleep(50);
+        }
+
+        SSLContext context = generateSSLContext(trustedCertStr, null, null);
+        SSLSocketFactory sslsf = context.getSocketFactory();
+
+        try (SSLSocket sslSocket =
+                (SSLSocket)sslsf.createSocket("localhost", serverPort)) {
+
+            // enable TLSv1.2 only
+            sslSocket.setEnabledProtocols(new String[] {"TLSv1.2"});
+
+            // enable a block cipher
+            sslSocket.setEnabledCipherSuites(new String[] {cipherSuite});
+
+            InputStream sslIS = sslSocket.getInputStream();
+            OutputStream sslOS = sslSocket.getOutputStream();
+
+            sslOS.write('B');
+            sslOS.flush();
+            sslIS.read();
+
+            dumpSignatureAlgorithms(sslSocket);
+        }
+    }
+
+    static void dumpSignatureAlgorithms(SSLSocket sslSocket) throws Exception {
+
+        boolean isClient = sslSocket.getUseClientMode();
+        String mode = "[" + (isClient ? "Client" : "Server") + "]";
+        ExtendedSSLSession session =
+                (ExtendedSSLSession)sslSocket.getSession();
+        String[] signAlgs = session.getLocalSupportedSignatureAlgorithms();
+        System.out.println(
+                mode + " local supported signature algorithms: " +
+                Arrays.asList(signAlgs));
+
+        if (!isClient) {
+            signAlgs = session.getPeerSupportedSignatureAlgorithms();
+            System.out.println(
+                mode + " peer supported signature algorithms: " +
+                Arrays.asList(signAlgs));
+        } else {
+            Certificate[] serverCerts = session.getPeerCertificates();
+
+            // server should always send the authentication cert.
+            String sigAlg = ((X509Certificate)serverCerts[0]).getSigAlgName();
+            System.out.println(
+                mode + " the signature algorithm of server certificate: " +
+                sigAlg);
+            if (sigAlg.contains("SHA1")) {
+                if (disabledAlgorithms.contains("SHA-1")) {
+                    throw new Exception(
+                            "Not the expected server certificate. " +
+                            "SHA-1 should be disabled");
+                }
+            } else if (sigAlg.contains("SHA224")) {
+                if (disabledAlgorithms.contains("SHA-224")) {
+                    throw new Exception(
+                            "Not the expected server certificate. " +
+                            "SHA-224 should be disabled");
+                }
+            } else {    // SHA-256
+                if (disabledAlgorithms.contains("SHA-256")) {
+                    throw new Exception(
+                            "Not the expected server certificate. " +
+                            "SHA-256 should be disabled");
+                }
+            }
+        }
+    }
+
+    /*
+     * =============================================================
+     * The remainder is just support stuff
+     */
+    private static String tmAlgorithm;          // trust manager
+    private static String disabledAlgorithms;   // disabled algorithms
+    private static String cipherSuite;          // cipher suite
+
+    private static void parseArguments(String[] args) {
+        tmAlgorithm = args[0];
+        disabledAlgorithms = args[1];
+        cipherSuite = args[2];
+    }
+
+    private static SSLContext generateSSLContext(String trustedCertStr,
+            String[] keyCertStrs, String[] keySpecStrs) throws Exception {
+
+        // generate certificate from cert string
+        CertificateFactory cf = CertificateFactory.getInstance("X.509");
+
+        // create a key store
+        KeyStore ks = KeyStore.getInstance("JKS");
+        ks.load(null, null);
+
+        // import the trused cert
+        Certificate trusedCert = null;
+        ByteArrayInputStream is = null;
+        if (trustedCertStr != null) {
+            is = new ByteArrayInputStream(trustedCertStr.getBytes());
+            trusedCert = cf.generateCertificate(is);
+            is.close();
+
+            ks.setCertificateEntry("DSA Signer", trusedCert);
+        }
+
+        if (keyCertStrs != null && keyCertStrs.length != 0) {
+            for (int i = 0; i < keyCertStrs.length; i++) {
+                String keyCertStr = keyCertStrs[i];
+                String keySpecStr = keySpecStrs[i];
+
+                // generate the private key.
+                PKCS8EncodedKeySpec priKeySpec = new PKCS8EncodedKeySpec(
+                                new BASE64Decoder().decodeBuffer(keySpecStr));
+                KeyFactory kf = KeyFactory.getInstance("DSA");
+                DSAPrivateKey priKey =
+                        (DSAPrivateKey)kf.generatePrivate(priKeySpec);
+
+                // generate certificate chain
+                is = new ByteArrayInputStream(keyCertStr.getBytes());
+                Certificate keyCert = cf.generateCertificate(is);
+                is.close();
+
+                Certificate[] chain = null;
+                if (trusedCert != null) {
+                    chain = new Certificate[2];
+                    chain[0] = keyCert;
+                    chain[1] = trusedCert;
+                } else {
+                    chain = new Certificate[1];
+                    chain[0] = keyCert;
+                }
+
+                // import the key entry.
+                ks.setKeyEntry("DSA Entry " + i, priKey, passphrase, chain);
+            }
+        }
+
+        // create SSL context
+        TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmAlgorithm);
+        tmf.init(ks);
+
+        SSLContext ctx = SSLContext.getInstance("TLS");
+        if (keyCertStrs != null && keyCertStrs.length != 0) {
+            KeyManagerFactory kmf = KeyManagerFactory.getInstance("NewSunX509");
+            kmf.init(ks, passphrase);
+
+            ctx.init(kmf.getKeyManagers(), tmf.getTrustManagers(), null);
+            ks = null;
+        } else {
+            ctx.init(null, tmf.getTrustManagers(), null);
+        }
+
+        return ctx;
+    }
+
+
+    // use any free port by default
+    volatile int serverPort = 0;
+
+    volatile Exception serverException = null;
+    volatile Exception clientException = null;
+
+    public static void main(String[] args) throws Exception {
+        /*
+         * debug option
+         */
+        if (debug) {
+            System.setProperty("javax.net.debug", "all");
+        }
+
+        /*
+         * Get the customized arguments.
+         */
+        parseArguments(args);
+
+
+        /*
+         * Ignore testing on Windows if only SHA-224 is available.
+         */
+        if ((Security.getProvider("SunMSCAPI") != null) &&
+                (disabledAlgorithms.contains("SHA-1")) &&
+                (disabledAlgorithms.contains("SHA-256"))) {
+
+            System.out.println(
+                "Windows system does not support SHA-224 algorithms yet. " +
+                "Ignore the testing");
+
+            return;
+        }
+
+        /*
+         * Expose the target algorithms by diabling unexpected algorithms.
+         */
+        Security.setProperty(
+                "jdk.certpath.disabledAlgorithms", disabledAlgorithms);
+
+        /*
+         * Reset the security property to make sure that the algorithms
+         * and keys used in this test are not disabled by default.
+         */
+        Security.setProperty( "jdk.tls.disabledAlgorithms", "");
+
+        /*
+         * Start the tests.
+         */
+        new SignatureAlgorithms();
+    }
+
+    Thread clientThread = null;
+    Thread serverThread = null;
+
+    /*
+     * Primary constructor, used to drive remainder of the test.
+     *
+     * Fork off the other side, then do your work.
+     */
+    SignatureAlgorithms() throws Exception {
+        try {
+            if (separateServerThread) {
+                startServer(true);
+                startClient(false);
+            } else {
+                startClient(true);
+                startServer(false);
+            }
+        } catch (Exception e) {
+            // swallow for now.  Show later
+        }
+
+        /*
+         * Wait for other side to close down.
+         */
+        if (separateServerThread) {
+            serverThread.join();
+        } else {
+            clientThread.join();
+        }
+
+        /*
+         * When we get here, the test is pretty much over.
+         * Which side threw the error?
+         */
+        Exception local;
+        Exception remote;
+        String whichRemote;
+
+        if (separateServerThread) {
+            remote = serverException;
+            local = clientException;
+            whichRemote = "server";
+        } else {
+            remote = clientException;
+            local = serverException;
+            whichRemote = "client";
+        }
+
+        /*
+         * If both failed, return the curthread's exception, but also
+         * print the remote side Exception
+         */
+        if ((local != null) && (remote != null)) {
+            System.out.println(whichRemote + " also threw:");
+            remote.printStackTrace();
+            System.out.println();
+            throw local;
+        }
+
+        if (remote != null) {
+            throw remote;
+        }
+
+        if (local != null) {
+            throw local;
+        }
+    }
+
+    void startServer(boolean newThread) throws Exception {
+        if (newThread) {
+            serverThread = new Thread() {
+                public void run() {
+                    try {
+                        doServerSide();
+                    } catch (Exception e) {
+                        /*
+                         * Our server thread just died.
+                         *
+                         * Release the client, if not active already...
+                         */
+                        System.err.println("Server died..." + e);
+                        serverReady = true;
+                        serverException = e;
+                    }
+                }
+            };
+            serverThread.start();
+        } else {
+            try {
+                doServerSide();
+            } catch (Exception e) {
+                serverException = e;
+            } finally {
+                serverReady = true;
+            }
+        }
+    }
+
+    void startClient(boolean newThread) throws Exception {
+        if (newThread) {
+            clientThread = new Thread() {
+                public void run() {
+                    try {
+                        doClientSide();
+                    } catch (Exception e) {
+                        /*
+                         * Our client thread just died.
+                         */
+                        System.err.println("Client died..." + e);
+                        clientException = e;
+                    }
+                }
+            };
+            clientThread.start();
+        } else {
+            try {
+                doClientSide();
+            } catch (Exception e) {
+                clientException = e;
+            }
+        }
+    }
+}