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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
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* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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* language governing permissions and limitations under the License.
*
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* file and include the License file at packager/legal/LICENSE.txt.
*
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* exception as provided by Oracle in the GPL Version 2 section of the License
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*
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*/
package com.sun.enterprise.security.provider;
import java.io.*;
import java.net.*;
import java.security.*;
import java.util.Arrays;
import sun.net.www.ParseUtil;
import sun.security.util.Debug;
import sun.security.util.Password;
/**
* A utility class for getting a KeyStore instance from policy information.
* In addition, a supporting getInputStream method.
*
* @version 1.2
*/
public class PolicyUtil {
// standard PKCS11 KeyStore type
private static final String P11KEYSTORE = "PKCS11";
// reserved word
private static final String NONE = "NONE";
/*
* Fast path reading from file urls in order to avoid calling
* FileURLConnection.connect() which can be quite slow the first time
* it is called. We really should clean up FileURLConnection so that
* this is not a problem but in the meantime this fix helps reduce
* start up time noticeably for the new launcher. -- DAC
*/
public static InputStream getInputStream(URL url) throws IOException {
if ("file".equals(url.getProtocol())) {
String path = url.getFile().replace('/', File.separatorChar);
path = ParseUtil.decode(path);
return new FileInputStream(path);
} else {
return url.openStream();
}
}
/**
* this is intended for use by policytool and the policy parser to
* instantiate a KeyStore from the information in the GUI/policy file
*/
public static KeyStore getKeyStore
(URL policyUrl, // URL of policy file
String keyStoreName, // input: keyStore URL
String keyStoreType, // input: keyStore type
String keyStoreProvider, // input: keyStore provider
String storePassURL, // input: keyStore password
Debug debug)
throws KeyStoreException, MalformedURLException, IOException,
NoSuchProviderException, NoSuchAlgorithmException,
java.security.cert.CertificateException {
if (keyStoreName == null) {
throw new IllegalArgumentException("null KeyStore name");
}
char[] keyStorePassword = null;
try {
KeyStore ks;
if (keyStoreType == null) {
keyStoreType = KeyStore.getDefaultType();
}
if (P11KEYSTORE.equalsIgnoreCase(keyStoreType) &&
!NONE.equals(keyStoreName)) {
throw new IllegalArgumentException
("Invalid value (" +
keyStoreName +
") for keystore URL. If the keystore type is \"" +
P11KEYSTORE +
"\", the keystore url must be \"" +
NONE +
"\"");
}
if (keyStoreProvider != null) {
ks = KeyStore.getInstance(keyStoreType, keyStoreProvider);
} else {
ks = KeyStore.getInstance(keyStoreType);
}
if (storePassURL != null) {
URL passURL;
try {
passURL = new URL(storePassURL);
// absolute URL
} catch (MalformedURLException e) {
// relative URL
if (policyUrl == null) {
throw e;
}
passURL = new URL(policyUrl, storePassURL);
}
if (debug != null) {
debug.println("reading password"+passURL);
}
InputStream in = passURL.openStream();
keyStorePassword = Password.readPassword(in);
in.close();
}
if (NONE.equals(keyStoreName)) {
ks.load(null, keyStorePassword);
return ks;
} else {
/*
* location of keystore is specified as absolute URL in policy
* file, or is relative to URL of policy file
*/
URL keyStoreUrl = null;
try {
keyStoreUrl = new URL(keyStoreName);
// absolute URL
} catch (MalformedURLException e) {
// relative URL
if (policyUrl == null) {
throw e;
}
keyStoreUrl = new URL(policyUrl, keyStoreName);
}
if (debug != null) {
debug.println("reading keystore"+keyStoreUrl);
}
InputStream inStream = null;
try {
inStream = new BufferedInputStream(getInputStream(keyStoreUrl));
ks.load(inStream, keyStorePassword);
} finally {
inStream.close();
}
return ks;
}
} finally {
if (keyStorePassword != null) {
Arrays.fill(keyStorePassword, ' ');
}
}
}
}