//PKCS12Tool.java
//-------------------------------------
//part of YACY
//(C) by Michael Peter Christen; mc@yacy.net
//first published on http://www.anomic.de
//Frankfurt, Germany, 2006
//
//This file ist contributed by Martin Thelian
//
// $LastChangedDate: 2011-03-08 02:51:51 +0100 (Di, 08. Mär 2011) $
// $LastChangedRevision: 7567 $
// $LastChangedBy: low012 $
//
//This program is free software; you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation; either version 2 of the License, or
//(at your option) any later version.
//
//This program 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 for more details.
//
//You should have received a copy of the GNU General Public License
//along with this program; if not, write to the Free Software
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package de.anomic.tools;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.security.Key;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
import java.security.cert.Certificate;
import java.security.cert.CertificateException;
import java.util.Enumeration;
public class PKCS12Tool {
private final KeyStore kspkcs12;
private final String kspkcs12Pass;
public PKCS12Tool(final String pkcs12FileName, final String pkcs12Pwd) throws KeyStoreException, NoSuchAlgorithmException, CertificateException, FileNotFoundException, IOException {
if (pkcs12FileName == null) throw new NullPointerException();
this.kspkcs12Pass = pkcs12Pwd;
// creating PKCS12 keystore
this.kspkcs12 = KeyStore.getInstance("PKCS12");
// load pkcs12 file into keystore object
final FileInputStream fileIn = new FileInputStream(pkcs12FileName);
this.kspkcs12.load(fileIn,(pkcs12Pwd!=null)?pkcs12Pwd.toCharArray():null);
// close stream
fileIn.close();
}
public Enumeration<String> aliases() throws KeyStoreException {
return this.kspkcs12.aliases();
}
public void printAliases() throws KeyStoreException {
final Enumeration<String> aliases = aliases();
while (aliases.hasMoreElements()) {
System.out.println(aliases.nextElement());
}
}
public void importToJKS(final String jksName, final String jksPassword) throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException, UnrecoverableKeyException {
// creating java keystore
final KeyStore jks=KeyStore.getInstance("JKS");
// loading keystore from file
FileInputStream jksFileIn = null;
final File jksFile = new File(jksName);
if (jksFile.exists()) {
System.err.println("Loading java keystore from file '" + jksFile + "'");
jksFileIn = new FileInputStream(jksFile);
} else{
System.err.println("Creating new java keystore '" + jksFile + "'");
}
jks.load(jksFileIn,(jksPassword!=null)?jksPassword.toCharArray():null);
if (jksFileIn != null) jksFileIn.close();
final Enumeration<String> pkcs12Aliases = aliases();
while (pkcs12Aliases.hasMoreElements()) {
final String strAlias = pkcs12Aliases.nextElement();
System.err.println("Importing Alias '" + strAlias + "'");
if (this.kspkcs12.isKeyEntry(strAlias)) {
System.err.println("- Alias has key");
final Key key = this.kspkcs12.getKey(strAlias, (this.kspkcs12Pass!=null)?this.kspkcs12Pass.toCharArray():null);
System.err.println("- Alias key imported");
final Certificate[] chain = this.kspkcs12.getCertificateChain(strAlias);
System.err.println("- Alias certificate chain size: " + chain.length);
jks.setKeyEntry(strAlias, key, (jksPassword!=null)?jksPassword.toCharArray():null, chain);
}
}
// storing jdk into file
System.err.print("Storing java keystore");
final FileOutputStream jksFileOut = new FileOutputStream(jksName);
jks.store(jksFileOut,(jksPassword!=null)?jksPassword.toCharArray():null);
jksFileOut.close();
System.err.print("Import finished.");
}
/**
* @param args
*/
public static void main(final String[] args) throws Exception {
final PKCS12Tool pkcs12 = new PKCS12Tool("c:/temp/keystore.pkcs12","test");
//pkcs12.printAliases();
pkcs12.importToJKS("c:/temp/jks.ks", "test");
}
}