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/*
* Copyright (c) 2001, 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.
*/
/**
* @test
* @bug 4458951
* @summary Check that Sun's PKIX implementation of
* CertPathValidator.validate() and CertPathBuilder.build() throw an
* InvalidAlgorithmParameterException if any of the TrustAnchors specified
* contain nameConstraints
* @modules java.base/sun.security.util
*/
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.security.InvalidAlgorithmParameterException;
import java.security.cert.CertificateFactory;
import java.security.cert.CertPath;
import java.security.cert.CertPathBuilder;
import java.security.cert.CertPathBuilderResult;
import java.security.cert.CertPathValidator;
import java.security.cert.CertPathValidatorResult;
import java.security.cert.PKIXParameters;
import java.security.cert.PKIXBuilderParameters;
import java.security.cert.TrustAnchor;
import java.security.cert.X509Certificate;
import java.security.cert.X509CertSelector;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import sun.security.util.DerInputStream;
/**
* ValidateNC performs a validation and build of a certification path, using any
* name constraints provided in the trust anchor's certificate. Using
* Sun's provider, the validation and build should fail because name constraints
* on trust anchors are not supported.
*
* @author Steve Hanna
* @author Sean Mullan
*/
public final class ValidateNC {
private static CertPath path;
private static PKIXParameters params;
private static Set anchors;
public static void main(String[] args) throws Exception {
String[] certs = { "sun2labs2.cer", "labs2isrg2.cer" };
createPath(certs);
try {
validate(path, params);
throw new Exception("CertPathValidator should have thrown an " +
"InvalidAlgorithmParameterException");
} catch (InvalidAlgorithmParameterException iape) {
// success!
}
try {
X509CertSelector sel = new X509CertSelector();
sel.setSubject("cn=sean");
PKIXBuilderParameters bparams =
new PKIXBuilderParameters(anchors, sel);
build(bparams);
throw new Exception("CertPathBuilder should have thrown an " +
"InvalidAlgorithmParameterException");
} catch (InvalidAlgorithmParameterException iape) {
// success!
}
}
public static void createPath(String[] certs) throws Exception {
X509Certificate anchorCert = getCertFromFile(certs[0]);
byte [] nameConstraints = anchorCert.getExtensionValue("2.5.29.30");
if (nameConstraints != null) {
DerInputStream in = new DerInputStream(nameConstraints);
nameConstraints = in.getOctetString();
}
TrustAnchor anchor = new TrustAnchor(anchorCert, nameConstraints);
List list = new ArrayList();
for (int i = 1; i < certs.length; i++) {
list.add(0, getCertFromFile(certs[i]));
}
CertificateFactory cf = CertificateFactory.getInstance("X509");
path = cf.generateCertPath(list);
anchors = Collections.singleton(anchor);
params = new PKIXParameters(anchors);
params.setRevocationEnabled(false);
}
/**
* Get a DER-encoded X.509 certificate from a file.
*
* @param certFilePath path to file containing DER-encoded certificate
* @return X509Certificate
* @throws IOException on error
*/
public static X509Certificate getCertFromFile(String certFilePath)
throws IOException {
X509Certificate cert = null;
try {
File certFile = new File(System.getProperty("test.src", "."),
certFilePath);
FileInputStream certFileInputStream =
new FileInputStream(certFile);
CertificateFactory cf = CertificateFactory.getInstance("X509");
cert = (X509Certificate)
cf.generateCertificate(certFileInputStream);
} catch (Exception e) {
e.printStackTrace();
throw new IOException("Can't construct X509Certificate: " +
e.getMessage());
}
return cert;
}
/**
* Perform a PKIX validation.
*
* @param path CertPath to validate
* @param params PKIXParameters to use in validation
* @throws Exception on error
*/
public static void validate(CertPath path, PKIXParameters params)
throws Exception {
CertPathValidator validator =
CertPathValidator.getInstance("PKIX", "SUN");
CertPathValidatorResult cpvr = validator.validate(path, params);
}
/**
* Perform a PKIX build.
*
* @param params PKIXBuilderParameters to use in the build
* @throws Exception on error
*/
public static void build(PKIXBuilderParameters params)
throws Exception {
CertPathBuilder builder =
CertPathBuilder.getInstance("PKIX", "SUN");
CertPathBuilderResult cpbr = builder.build(params);
}
}
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