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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 2 along with this work; if not, write to the Free Software Foundation,
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/*
 * @test
 * @bug 8215694
 * @summary keytool cannot generate RSASSA-PSS certificates
 * @library /test/lib
 * @modules java.base/sun.security.util
 *          java.base/sun.security.x509
 * @run main PSS
 */

import jdk.test.lib.Asserts;
import jdk.test.lib.SecurityTools;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.security.DerUtils;
import sun.security.util.ObjectIdentifier;
import sun.security.x509.AlgorithmId;

import java.io.File;
import java.security.KeyStore;
import java.security.cert.X509Certificate;

public class PSS {

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

        genkeypair("p", "-keyalg RSASSA-PSS -sigalg RSASSA-PSS")
                .shouldHaveExitValue(0);

        genkeypair("a", "-keyalg RSA -sigalg RSASSA-PSS -keysize 2048")
                .shouldHaveExitValue(0);

        genkeypair("b", "-keyalg RSA -sigalg RSASSA-PSS -keysize 4096")
                .shouldHaveExitValue(0);

        genkeypair("c", "-keyalg RSA -sigalg RSASSA-PSS -keysize 8192")
                .shouldHaveExitValue(0);

        KeyStore ks = KeyStore.getInstance(
                new File("ks"), "changeit".toCharArray());

        check((X509Certificate)ks.getCertificate("p"), "RSASSA-PSS",
                AlgorithmId.SHA256_oid);

        check((X509Certificate)ks.getCertificate("a"), "RSA",
                AlgorithmId.SHA256_oid);

        check((X509Certificate)ks.getCertificate("b"), "RSA",
                AlgorithmId.SHA384_oid);

        check((X509Certificate)ks.getCertificate("c"), "RSA",
                AlgorithmId.SHA512_oid);

        // More commands
        kt("-certreq -alias p -sigalg RSASSA-PSS -file p.req")
                .shouldHaveExitValue(0);

        kt("-gencert -alias a -sigalg RSASSA-PSS -infile p.req -outfile p.cert")
                .shouldHaveExitValue(0);

        kt("-importcert -alias p -file p.cert")
                .shouldHaveExitValue(0);

        kt("-selfcert -alias p -sigalg RSASSA-PSS")
                .shouldHaveExitValue(0);
    }

    static OutputAnalyzer genkeypair(String alias, String options)
            throws Exception {
        return kt("-genkeypair -alias " + alias
                + " -dname CN=" + alias + " " + options);
    }

    static OutputAnalyzer kt(String cmd)
            throws Exception {
        return SecurityTools.keytool("-storepass changeit -keypass changeit "
                + "-keystore ks " + cmd);
    }

    static void check(X509Certificate cert, String expectedKeyAlg,
            ObjectIdentifier expectedMdAlg) throws Exception {
        Asserts.assertEQ(cert.getPublicKey().getAlgorithm(), expectedKeyAlg);
        Asserts.assertEQ(cert.getSigAlgName(), "RSASSA-PSS");
        DerUtils.checkAlg(cert.getSigAlgParams(), "000", expectedMdAlg);
    }
}