J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1999-2007 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.ssl; |
| 27 | |
| 28 | import java.io.PrintStream; |
| 29 | import java.security.AccessController; |
| 30 | |
| 31 | import sun.security.action.GetPropertyAction; |
| 32 | |
| 33 | /** |
| 34 | * This class has be shamefully lifted from sun.security.util.Debug |
| 35 | * |
| 36 | * @author Gary Ellison |
| 37 | */ |
| 38 | public class Debug { |
| 39 | |
| 40 | private String prefix; |
| 41 | |
| 42 | private static String args; |
| 43 | |
| 44 | static { |
| 45 | args = java.security.AccessController.doPrivileged( |
| 46 | new GetPropertyAction("javax.net.debug", "")); |
| 47 | args = args.toLowerCase(); |
| 48 | if (args.equals("help")) { |
| 49 | Help(); |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | public static void Help() |
| 54 | { |
| 55 | System.err.println(); |
| 56 | System.err.println("all turn on all debugging"); |
| 57 | System.err.println("ssl turn on ssl debugging"); |
| 58 | System.err.println(); |
| 59 | System.err.println("The following can be used with ssl:"); |
| 60 | System.err.println("\trecord enable per-record tracing"); |
| 61 | System.err.println("\thandshake print each handshake message"); |
| 62 | System.err.println("\tkeygen print key generation data"); |
| 63 | System.err.println("\tsession print session activity"); |
| 64 | System.err.println("\tdefaultctx print default SSL initialization"); |
| 65 | System.err.println("\tsslctx print SSLContext tracing"); |
| 66 | System.err.println("\tsessioncache print session cache tracing"); |
| 67 | System.err.println("\tkeymanager print key manager tracing"); |
| 68 | System.err.println("\ttrustmanager print trust manager tracing"); |
| 69 | System.err.println("\tpluggability print pluggability tracing"); |
| 70 | System.err.println(); |
| 71 | System.err.println("\thandshake debugging can be widened with:"); |
| 72 | System.err.println("\tdata hex dump of each handshake message"); |
| 73 | System.err.println("\tverbose verbose handshake message printing"); |
| 74 | System.err.println(); |
| 75 | System.err.println("\trecord debugging can be widened with:"); |
| 76 | System.err.println("\tplaintext hex dump of record plaintext"); |
| 77 | System.err.println("\tpacket print raw SSL/TLS packets"); |
| 78 | System.err.println(); |
| 79 | System.exit(0); |
| 80 | } |
| 81 | |
| 82 | /** |
| 83 | * Get a Debug object corresponding to whether or not the given |
| 84 | * option is set. Set the prefix to be the same as option. |
| 85 | */ |
| 86 | |
| 87 | public static Debug getInstance(String option) |
| 88 | { |
| 89 | return getInstance(option, option); |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * Get a Debug object corresponding to whether or not the given |
| 94 | * option is set. Set the prefix to be prefix. |
| 95 | */ |
| 96 | public static Debug getInstance(String option, String prefix) |
| 97 | { |
| 98 | if (isOn(option)) { |
| 99 | Debug d = new Debug(); |
| 100 | d.prefix = prefix; |
| 101 | return d; |
| 102 | } else { |
| 103 | return null; |
| 104 | } |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * True if the property "javax.net.debug" contains the |
| 109 | * string "option". |
| 110 | */ |
| 111 | public static boolean isOn(String option) |
| 112 | { |
| 113 | if (args == null) { |
| 114 | return false; |
| 115 | } else { |
| 116 | int n = 0; |
| 117 | option = option.toLowerCase(); |
| 118 | |
| 119 | if (args.indexOf("all") != -1) { |
| 120 | return true; |
| 121 | } else if ((n = args.indexOf("ssl")) != -1) { |
| 122 | if (args.indexOf("sslctx", n) == -1) { |
| 123 | // don't enable data and plaintext options by default |
| 124 | if (!(option.equals("data") |
| 125 | || option.equals("packet") |
| 126 | || option.equals("plaintext"))) { |
| 127 | return true; |
| 128 | } |
| 129 | } |
| 130 | } |
| 131 | return (args.indexOf(option) != -1); |
| 132 | } |
| 133 | } |
| 134 | |
| 135 | /** |
| 136 | * print a message to stderr that is prefixed with the prefix |
| 137 | * created from the call to getInstance. |
| 138 | */ |
| 139 | |
| 140 | public void println(String message) |
| 141 | { |
| 142 | System.err.println(prefix + ": "+message); |
| 143 | } |
| 144 | |
| 145 | /** |
| 146 | * print a blank line to stderr that is prefixed with the prefix. |
| 147 | */ |
| 148 | |
| 149 | public void println() |
| 150 | { |
| 151 | System.err.println(prefix + ":"); |
| 152 | } |
| 153 | |
| 154 | /** |
| 155 | * print a message to stderr that is prefixed with the prefix. |
| 156 | */ |
| 157 | |
| 158 | public static void println(String prefix, String message) |
| 159 | { |
| 160 | System.err.println(prefix + ": "+message); |
| 161 | } |
| 162 | |
| 163 | static void println(PrintStream s, String name, byte[] data) { |
| 164 | s.print(name + ": { "); |
| 165 | if (data == null) { |
| 166 | s.print("null"); |
| 167 | } else { |
| 168 | for (int i = 0; i < data.length; i++) { |
| 169 | if (i != 0) s.print(", "); |
| 170 | s.print(data[i] & 0x0ff); |
| 171 | } |
| 172 | } |
| 173 | s.println(" }"); |
| 174 | } |
| 175 | |
| 176 | /** |
| 177 | * Return the value of the boolean System property propName. |
| 178 | * |
| 179 | * Note use of doPrivileged(). Do make accessible to applications. |
| 180 | */ |
| 181 | static boolean getBooleanProperty(String propName, boolean defaultValue) { |
| 182 | // if set, require value of either true or false |
| 183 | String b = AccessController.doPrivileged( |
| 184 | new GetPropertyAction(propName)); |
| 185 | if (b == null) { |
| 186 | return defaultValue; |
| 187 | } else if (b.equalsIgnoreCase("false")) { |
| 188 | return false; |
| 189 | } else if (b.equalsIgnoreCase("true")) { |
| 190 | return true; |
| 191 | } else { |
| 192 | throw new RuntimeException("Value of " + propName |
| 193 | + " must either be 'true' or 'false'"); |
| 194 | } |
| 195 | } |
| 196 | |
| 197 | static String toString(byte[] b) { |
| 198 | return sun.security.util.Debug.toString(b); |
| 199 | } |
| 200 | } |