J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2004-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package sun.security.util; |
| 27 | |
| 28 | import java.io.*; |
| 29 | import java.net.*; |
| 30 | import java.security.*; |
| 31 | import java.util.Arrays; |
| 32 | |
| 33 | import sun.net.www.ParseUtil; |
| 34 | |
| 35 | |
| 36 | /** |
| 37 | * A utility class for getting a KeyStore instance from policy information. |
| 38 | * In addition, a supporting getInputStream method. |
| 39 | * |
| 40 | */ |
| 41 | public class PolicyUtil { |
| 42 | |
| 43 | // standard PKCS11 KeyStore type |
| 44 | private static final String P11KEYSTORE = "PKCS11"; |
| 45 | |
| 46 | // reserved word |
| 47 | private static final String NONE = "NONE"; |
| 48 | |
| 49 | /* |
| 50 | * Fast path reading from file urls in order to avoid calling |
| 51 | * FileURLConnection.connect() which can be quite slow the first time |
| 52 | * it is called. We really should clean up FileURLConnection so that |
| 53 | * this is not a problem but in the meantime this fix helps reduce |
| 54 | * start up time noticeably for the new launcher. -- DAC |
| 55 | */ |
| 56 | public static InputStream getInputStream(URL url) throws IOException { |
| 57 | if ("file".equals(url.getProtocol())) { |
| 58 | String path = url.getFile().replace('/', File.separatorChar); |
| 59 | path = ParseUtil.decode(path); |
| 60 | return new FileInputStream(path); |
| 61 | } else { |
| 62 | return url.openStream(); |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * this is intended for use by policytool and the policy parser to |
| 68 | * instantiate a KeyStore from the information in the GUI/policy file |
| 69 | */ |
| 70 | public static KeyStore getKeyStore |
| 71 | (URL policyUrl, // URL of policy file |
| 72 | String keyStoreName, // input: keyStore URL |
| 73 | String keyStoreType, // input: keyStore type |
| 74 | String keyStoreProvider, // input: keyStore provider |
| 75 | String storePassURL, // input: keyStore password |
| 76 | Debug debug) |
| 77 | throws KeyStoreException, MalformedURLException, IOException, |
| 78 | NoSuchProviderException, NoSuchAlgorithmException, |
| 79 | java.security.cert.CertificateException { |
| 80 | |
| 81 | if (keyStoreName == null) { |
| 82 | throw new IllegalArgumentException("null KeyStore name"); |
| 83 | } |
| 84 | |
| 85 | char[] keyStorePassword = null; |
| 86 | try { |
| 87 | KeyStore ks; |
| 88 | if (keyStoreType == null) { |
| 89 | keyStoreType = KeyStore.getDefaultType(); |
| 90 | } |
| 91 | |
| 92 | if (P11KEYSTORE.equalsIgnoreCase(keyStoreType) && |
| 93 | !NONE.equals(keyStoreName)) { |
| 94 | throw new IllegalArgumentException |
| 95 | ("Invalid value (" + |
| 96 | keyStoreName + |
| 97 | ") for keystore URL. If the keystore type is \"" + |
| 98 | P11KEYSTORE + |
| 99 | "\", the keystore url must be \"" + |
| 100 | NONE + |
| 101 | "\""); |
| 102 | } |
| 103 | |
| 104 | if (keyStoreProvider != null) { |
| 105 | ks = KeyStore.getInstance(keyStoreType, keyStoreProvider); |
| 106 | } else { |
| 107 | ks = KeyStore.getInstance(keyStoreType); |
| 108 | } |
| 109 | |
| 110 | if (storePassURL != null) { |
| 111 | URL passURL; |
| 112 | try { |
| 113 | passURL = new URL(storePassURL); |
| 114 | // absolute URL |
| 115 | } catch (MalformedURLException e) { |
| 116 | // relative URL |
| 117 | if (policyUrl == null) { |
| 118 | throw e; |
| 119 | } |
| 120 | passURL = new URL(policyUrl, storePassURL); |
| 121 | } |
| 122 | |
| 123 | if (debug != null) { |
| 124 | debug.println("reading password"+passURL); |
| 125 | } |
| 126 | |
| 127 | InputStream in = null; |
| 128 | try { |
| 129 | in = passURL.openStream(); |
| 130 | keyStorePassword = Password.readPassword(in); |
| 131 | } finally { |
| 132 | if (in != null) { |
| 133 | in.close(); |
| 134 | } |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | if (NONE.equals(keyStoreName)) { |
| 139 | ks.load(null, keyStorePassword); |
| 140 | return ks; |
| 141 | } else { |
| 142 | /* |
| 143 | * location of keystore is specified as absolute URL in policy |
| 144 | * file, or is relative to URL of policy file |
| 145 | */ |
| 146 | URL keyStoreUrl = null; |
| 147 | try { |
| 148 | keyStoreUrl = new URL(keyStoreName); |
| 149 | // absolute URL |
| 150 | } catch (MalformedURLException e) { |
| 151 | // relative URL |
| 152 | if (policyUrl == null) { |
| 153 | throw e; |
| 154 | } |
| 155 | keyStoreUrl = new URL(policyUrl, keyStoreName); |
| 156 | } |
| 157 | |
| 158 | if (debug != null) { |
| 159 | debug.println("reading keystore"+keyStoreUrl); |
| 160 | } |
| 161 | |
| 162 | InputStream inStream = null; |
| 163 | try { |
| 164 | inStream = |
| 165 | new BufferedInputStream(getInputStream(keyStoreUrl)); |
| 166 | ks.load(inStream, keyStorePassword); |
| 167 | } finally { |
| 168 | inStream.close(); |
| 169 | } |
| 170 | return ks; |
| 171 | } |
| 172 | } finally { |
| 173 | if (keyStorePassword != null) { |
| 174 | Arrays.fill(keyStorePassword, ' '); |
| 175 | } |
| 176 | } |
| 177 | } |
| 178 | } |