| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.example.as2; |
| |
| import java.io.IOException; |
| import java.math.BigInteger; |
| import java.security.GeneralSecurityException; |
| import java.security.KeyPair; |
| import java.security.PrivateKey; |
| import java.security.PublicKey; |
| import java.security.cert.X509Certificate; |
| import java.util.Date; |
| |
| import org.bouncycastle.asn1.x500.X500Name; |
| import org.bouncycastle.asn1.x509.AuthorityKeyIdentifier; |
| import org.bouncycastle.asn1.x509.Extension; |
| import org.bouncycastle.asn1.x509.SubjectKeyIdentifier; |
| import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo; |
| import org.bouncycastle.cert.X509v3CertificateBuilder; |
| import org.bouncycastle.cert.bc.BcX509ExtensionUtils; |
| import org.bouncycastle.cert.jcajce.JcaX509CertificateConverter; |
| import org.bouncycastle.cert.jcajce.JcaX509v3CertificateBuilder; |
| import org.bouncycastle.operator.OperatorCreationException; |
| import org.bouncycastle.operator.jcajce.JcaContentSignerBuilder; |
| |
| public final class Utils { |
| // |
| // certificate serial number seed. |
| // |
| static int serialNo = 1; |
| |
| private Utils() { |
| } |
| |
| public static AuthorityKeyIdentifier createAuthorityKeyId(PublicKey pub) throws IOException { |
| SubjectPublicKeyInfo info = SubjectPublicKeyInfo.getInstance(pub.getEncoded()); |
| |
| BcX509ExtensionUtils utils = new BcX509ExtensionUtils(); |
| return utils.createAuthorityKeyIdentifier(info); |
| } |
| |
| public static SubjectKeyIdentifier createSubjectKeyId(PublicKey pub) throws IOException { |
| SubjectPublicKeyInfo info = SubjectPublicKeyInfo.getInstance(pub.getEncoded()); |
| |
| return new BcX509ExtensionUtils().createSubjectKeyIdentifier(info); |
| } |
| |
| /** |
| * create a basic X509 certificate from the given keys |
| */ |
| public static X509Certificate makeCertificate(KeyPair subKP, String subDN, KeyPair issKP, String issDN) |
| throws GeneralSecurityException, IOException, OperatorCreationException { |
| PublicKey subPub = subKP.getPublic(); |
| PrivateKey issPriv = issKP.getPrivate(); |
| PublicKey issPub = issKP.getPublic(); |
| |
| X509v3CertificateBuilder v3CertGen = new JcaX509v3CertificateBuilder(new X500Name(issDN), |
| BigInteger.valueOf(serialNo++), new Date(System.currentTimeMillis()), |
| new Date(System.currentTimeMillis() + (1000L * 60 * 60 * 24 * 100)), new X500Name(subDN), subPub); |
| |
| v3CertGen.addExtension(Extension.subjectKeyIdentifier, false, createSubjectKeyId(subPub)); |
| |
| v3CertGen.addExtension(Extension.authorityKeyIdentifier, false, createAuthorityKeyId(issPub)); |
| |
| return new JcaX509CertificateConverter().setProvider("BC").getCertificate( |
| v3CertGen.build(new JcaContentSignerBuilder("MD5withRSA").setProvider("BC").build(issPriv))); |
| } |
| |
| } |