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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 *

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 * 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

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 * 2 along with this work; if not, write to the Free Software Foundation,

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/*

 * @test

 * @bug 8138766

 * @summary New default -sigalg for keytool

 * @modules java.base/sun.security.tools.keytool

 * @run main/othervm DefaultSignatureAlgorithm RSA 1024 SHA256withRSA

 * @run main/othervm DefaultSignatureAlgorithm RSA 3072 SHA256withRSA

 * @run main/othervm DefaultSignatureAlgorithm RSA 3073 SHA384withRSA

 * @run main/othervm DefaultSignatureAlgorithm DSA 1024 SHA256withDSA

 * @run main/othervm/timeout=700 DefaultSignatureAlgorithm DSA 3072

 *      SHA256withDSA

 * @run main/othervm DefaultSignatureAlgorithm EC 192 SHA256withECDSA

 * @run main/othervm DefaultSignatureAlgorithm EC 384 SHA384withECDSA

 * @run main/othervm DefaultSignatureAlgorithm EC 571 SHA512withECDSA

 * @run main/othervm DefaultSignatureAlgorithm EC 571 SHA256withECDSA

 *      SHA256withECDSA

 */

import sun.security.tools.keytool.Main;

import java.io.File;

import java.security.KeyStore;

import java.security.cert.X509Certificate;

public class DefaultSignatureAlgorithm {

    public static void main(String[] args) throws Exception {

        if(args == null || args.length < 3) {

            throw new RuntimeException("Invalid arguments provided.");

        }

        String sigAlg = (args.length == 4) ? args[3] : null;

        run(args[0], Integer.valueOf(args[1]), args[2], sigAlg);

    }

    private static void run(String keyAlg, int keySize,

                    String expectedSigAlg, String sigAlg) throws Exception {

        String alias = keyAlg + keySize + System.currentTimeMillis();

        String cmd = "-keystore ks -storepass changeit" +

                " -keypass changeit -alias " + alias +

                " -keyalg " + keyAlg + " -keysize " + keySize +

                " -genkeypair -dname CN=" + alias + " -debug";

        if (sigAlg != null) {

            cmd += " -sigalg " + sigAlg;

        }

        Main.main(cmd.split(" "));

        KeyStore ks = KeyStore.getInstance(

                new File("ks"), "changeit".toCharArray());

        X509Certificate cert = (X509Certificate)ks.getCertificate(alias);

        String actualSigAlg = cert.getSigAlgName();

        if (!actualSigAlg.equals(expectedSigAlg)) {

            throw new Exception("Failure at " + alias + ": expected "

                    + expectedSigAlg + ", actually " + actualSigAlg);

        }

    }

}