/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
* add the following below this CDDL HEADER, with the fields enclosed
* by brackets "[]" replaced with your own identifying information:
* Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
*
* Copyright 2008-2010 Sun Microsystems, Inc.
* Portions copyright 2011-2013 ForgeRock AS
*/
package org.opends.quicksetup.util;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.Certificate;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.Enumeration;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Class used to get the KeyStore that the graphical utilities use.
*
*/
public class UIKeyStore extends KeyStore
{
private static KeyStore keyStore = null;
private static final Logger LOG = Logger.getLogger(
UIKeyStore.class.getName());
/**
* This should never be called.
*/
private UIKeyStore()
{
super(null, null, null);
}
/**
* Returns the KeyStore to be used by graphical applications.
* @return the KeyStore to be used by graphical applications.
* @throws IOException if there was a file system access error.
* @throws KeyStoreException if there was a problem while reading the key
* store.
* @throws CertificateException if an error with a certificate occurred.
* @throws NoSuchAlgorithmException if the used algorithm is not supported
* by the system.
*/
public static KeyStore getInstance() throws IOException, KeyStoreException,
CertificateException, NoSuchAlgorithmException
{
if (keyStore == null)
{
keyStore = KeyStore.getInstance(KeyStore.getDefaultType());
String keyStorePath = getKeyStorePath();
File f = new File(keyStorePath);
if (!f.exists())
{
LOG.log(Level.INFO, "Path "+keyStorePath+ " does not exist");
keyStorePath = null;
}
else if (f.isDirectory())
{
LOG.log(Level.SEVERE, "Path "+keyStorePath+ " is a directory");
keyStorePath = null;
}
else if (!f.canRead())
{
LOG.log(Level.SEVERE, "Path "+keyStorePath+ " is not readable");
keyStorePath = null;
}
else if (!f.canWrite())
{
LOG.log(Level.SEVERE, "Path "+keyStorePath+ " is not writable");
keyStorePath = null;
}
if (keyStorePath != null)
{
FileInputStream fos = new FileInputStream(keyStorePath);
try
{
keyStore.load(fos, null);
}
catch (Throwable t)
{
LOG.log(Level.SEVERE, "Error reading key store on "+keyStorePath, t);
keyStore.load(null, null);
}
fos.close();
}
else
{
keyStore.load(null, null);
}
loadLocalAdminTrustStore(keyStore);
}
return keyStore;
}
/**
* Updates the Key Store with the provided certificate chain.
* @param chain the certificate chain to be accepted.
* @throws IOException if there was a file system access error.
* @throws KeyStoreException if there was a problem while reading or writing
* to the key store.
* @throws CertificateException if an error with a certificate occurred.
* @throws NoSuchAlgorithmException if the used algorithm is not supported
* by the system.
*/
public static void acceptCertificate(X509Certificate[] chain)
throws IOException,KeyStoreException, CertificateException,
NoSuchAlgorithmException
{
LOG.log(Level.INFO, "Accepting certificate chain.");
KeyStore k = getInstance();
for (X509Certificate aChain : chain) {
if (!containsCertificate(aChain, k)) {
String alias = aChain.getSubjectDN().getName();
int j = 1;
while (k.containsAlias(alias)) {
alias = aChain.getSubjectDN().getName() + "-" + j;
j++;
}
k.setCertificateEntry(alias, aChain);
}
}
String keyStorePath = getKeyStorePath();
File f = new File(keyStorePath);
if (!f.exists())
{
Utils.createFile(f);
}
FileOutputStream fos = new FileOutputStream(getKeyStorePath(), false);
k.store(fos, new char[]{});
fos.close();
}
/**
* Returns the path where we store the keystore for the graphical
* applications.
* @return the path where we store the keystore for the graphical
* applications.
*/
private static String getKeyStorePath()
{
return System.getProperty("user.home") + File.separator +
".opendj" + File.separator + "gui-keystore";
}
/**
* Loads the local admin truststore.
* @param keyStore the keystore where the admin truststore will be loaded.
*/
private static void loadLocalAdminTrustStore(KeyStore keyStore)
{
String adminTrustStorePath = getLocalAdminTrustStorePath();
File f = new File(adminTrustStorePath);
if (!f.exists())
{
LOG.log(Level.INFO, "Path "+adminTrustStorePath+ " does not exist");
adminTrustStorePath = null;
}
else if (f.isDirectory())
{
LOG.log(Level.SEVERE, "Path "+adminTrustStorePath+ " is a directory");
adminTrustStorePath = null;
}
else if (!f.canRead())
{
LOG.log(Level.SEVERE, "Path "+adminTrustStorePath+ " is not readable");
adminTrustStorePath = null;
}
if (adminTrustStorePath != null)
{
FileInputStream fos = null;
try
{
fos = new FileInputStream(adminTrustStorePath);
KeyStore adminKeyStore =
KeyStore.getInstance(KeyStore.getDefaultType());
adminKeyStore.load(fos, null);
Enumeration<String> aliases = adminKeyStore.aliases();
while (aliases.hasMoreElements())
{
String alias = aliases.nextElement();
if (adminKeyStore.isCertificateEntry(alias))
{
keyStore.setCertificateEntry(alias,
adminKeyStore.getCertificate(alias));
}
else
{
keyStore.setEntry(alias, adminKeyStore.getEntry(alias, null), null);
}
}
}
catch (Throwable t)
{
LOG.log(Level.SEVERE, "Error reading admin key store on "+
adminTrustStorePath, t);
}
finally
{
try
{
if (fos != null)
{
fos.close();
}
}
catch (Throwable t)
{
LOG.log(Level.SEVERE, "Error closing admin key store on "+
adminTrustStorePath, t);
}
}
}
}
/**
* Returns the path where the local admin trust store is.
* @return the path where the local admin trust store is.
*/
private static String getLocalAdminTrustStorePath()
{
String instancePath =
Utils.getInstancePathFromInstallPath(Utils.getInstallPathFromClasspath());
return instancePath + File.separator + "config" +
File.separator + "admin-truststore";
}
/**
* Returns whether the key store contains the provided certificate or not.
* @param cert the certificate.
* @param keyStore the key store.
* @return whether the key store contains the provided certificate or not.
* @throws KeyStoreException if an error occurs reading the contents of the
* key store.
*/
private static boolean containsCertificate(X509Certificate cert,
KeyStore keyStore) throws KeyStoreException
{
boolean found = false;
Enumeration<String> aliases = keyStore.aliases();
while (aliases.hasMoreElements() && !found)
{
String alias = aliases.nextElement();
if (keyStore.isCertificateEntry(alias))
{
Certificate c = keyStore.getCertificate(alias);
found = c.equals(cert);
}
}
return found;
}
}