1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 8035807 27 * @summary Confirm that old and new Base64 encodings are compatible. 28 * @modules java.base/sun.misc 29 */ 30 31 import java.io.*; 32 import java.lang.reflect.Method; 33 import java.util.*; 34 import javax.naming.*; 35 import javax.naming.directory.*; 36 37 /* 38 * RFC 2713 specifies an encoding for Java objects stored in an LDAP directory. 39 * Section 3.6 specifies how a binary-valued JNDI RefAddr object is encoded 40 * in the value of a javaReferenceAttribute LDAP attribute: first the RefAddr 41 * object is serialized and then it is encoded using Base64. 42 * 43 * Since JDK 9, the JNDI/LDAP provider uses the public Base64 encoder which 44 * adheres strictly to the MIME encoding rules. The encoder inserts '\r\n' 45 * as the line separator at intervals of 76 characters. Previously the 46 * JNDI/LDAP provider used a private Base64 encoder which inserted '\n' 47 * as the line separator. It is a compatible change. 48 * 49 * This test demonstrates that there is no compatability problem when 50 * decoding using the new Base64 coder: 51 * 52 * encoded bytes captured from s.m.BASE64Encoder, decode with j.u.Base64.Decoder => OK 53 * encoded bytes captured from j.u.Base64.Encoder, decode with j.u.Base64.Decoder => OK 54 * 55 * 56 * NOTE: The two Base64 encodings used in this test were captured from 57 * LDAP protocol exchanges during attempts by the JNDI/LDAP provider 58 * to store a JNDI Reference test object. 59 */ 60 61 public class Base64Test { 62 /* 63 * The old Base64 encoding uses '\n' as the line separator at 76 character 64 * intervals: 65 * 66 * 0000: 72 4F 30 41 42 58 4E 79 41 42 70 71 59 58 5A 68 rO0ABXNyABpqYXZh 67 * 0010: 65 43 35 75 59 57 31 70 62 6D 63 75 51 6D 6C 75 eC5uYW1pbmcuQmlu 68 * 0020: 59 58 4A 35 55 6D 56 6D 51 57 52 6B 63 74 43 61 YXJ5UmVmQWRkctCa 69 * 0030: 6B 37 4C 65 73 34 68 48 41 67 41 42 57 77 41 44 k7Les4hHAgABWwAD 70 * 0040: 59 6E 56 6D 64 41 41 43 57 30 4A 34 0A 63 67 41 YnVmdAACW0J4.cgA < 71 * 0050: 55 61 6D 46 32 59 58 67 75 62 6D 46 74 61 57 35 UamF2YXgubmFtaW5 72 * 0060: 6E 4C 6C 4A 6C 5A 6B 46 6B 5A 48 4C 72 6F 41 65 nLlJlZkFkZHLroAe 73 * 0070: 61 41 6A 69 76 53 67 49 41 41 55 77 41 43 47 46 aAjivSgIAAUwACGF 74 * 0080: 6B 5A 48 4A 55 65 58 42 6C 64 41 41 53 54 47 70 kZHJUeXBldAASTGp 75 * 0090: 68 64 6D 45 76 62 47 46 75 0A 5A 79 39 54 64 48 hdmEvbGFu.Zy9TdH < 76 * 00A0: 4A 70 62 6D 63 37 65 48 42 30 41 41 52 30 5A 58 Jpbmc7eHB0AAR0ZX 77 * 00B0: 4E 30 64 58 49 41 41 6C 74 43 72 50 4D 58 2B 41 N0dXIAAltCrPMX+A 78 * 00C0: 59 49 56 4F 41 43 41 41 42 34 63 41 41 41 41 49 YIVOACAAB4cAAAAI 79 * 00D0: 41 41 41 51 49 44 42 41 55 47 42 77 67 4A 43 67 AAAQIDBAUGBwgJCg 80 * 00E0: 73 4D 44 51 34 50 0A 45 42 45 53 45 78 51 56 46 sMDQ4P.EBESExQVF < 81 * 00F0: 68 63 59 47 52 6F 62 48 42 30 65 48 79 41 68 49 hcYGRobHB0eHyAhI 82 * 0100: 69 4D 6B 4A 53 59 6E 4B 43 6B 71 4B 79 77 74 4C iMkJSYnKCkqKywtL 83 * 0110: 69 38 77 4D 54 49 7A 4E 44 55 32 4E 7A 67 35 4F i8wMTIzNDU2Nzg5O 84 * 0120: 6A 73 38 50 54 34 2F 51 45 46 43 51 30 52 46 52 js8PT4/QEFCQ0RFR 85 * 0130: 6B 64 49 0A 53 55 70 4C 54 45 31 4F 54 31 42 52 kdI.SUpLTE1OT1BR < 86 * 0140: 55 6C 4E 55 56 56 5A 58 57 46 6C 61 57 31 78 64 UlNUVVZXWFlaW1xd 87 * 0150: 58 6C 39 67 59 57 4A 6A 5A 47 56 6D 5A 32 68 70 Xl9gYWJjZGVmZ2hp 88 * 0160: 61 6D 74 73 62 57 35 76 63 48 46 79 63 33 52 31 amtsbW5vcHFyc3R1 89 * 0170: 64 6E 64 34 65 58 70 37 66 48 31 2B 66 77 3D 3D dnd4eXp7fH1+fw== 90 * 0180: 0A < 91 */ 92 private static final String OLD_ENCODING = "rO0ABXNyABpqYXZheC5uYW1pbmcuQmluYXJ5UmVmQWRkctCak7Les4hHAgABWwADYnVmdAACW0J4\ncgAUamF2YXgubmFtaW5nLlJlZkFkZHLroAeaAjivSgIAAUwACGFkZHJUeXBldAASTGphdmEvbGFu\nZy9TdHJpbmc7eHB0AAR0ZXN0dXIAAltCrPMX+AYIVOACAAB4cAAAAIAAAQIDBAUGBwgJCgsMDQ4P\nEBESExQVFhcYGRobHB0eHyAhIiMkJSYnKCkqKywtLi8wMTIzNDU2Nzg5Ojs8PT4/QEFCQ0RFRkdI\nSUpLTE1OT1BRUlNUVVZXWFlaW1xdXl9gYWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXp7fH1+fw==\n"; 93 94 /* 95 * The new Base64 encoding uses '\r\n' as the line separator at 76 character 96 * intervals: 97 * 98 * 0000: 72 4F 30 41 42 58 4E 79 41 42 70 71 59 58 5A 68 rO0ABXNyABpqYXZh 99 * 0010: 65 43 35 75 59 57 31 70 62 6D 63 75 51 6D 6C 75 eC5uYW1pbmcuQmlu 100 * 0020: 59 58 4A 35 55 6D 56 6D 51 57 52 6B 63 74 43 61 YXJ5UmVmQWRkctCa 101 * 0030: 6B 37 4C 65 73 34 68 48 41 67 41 42 57 77 41 44 k7Les4hHAgABWwAD 102 * 0040: 59 6E 56 6D 64 41 41 43 57 30 4A 34 0D 0A 63 67 YnVmdAACW0J4..cg < 103 * 0050: 41 55 61 6D 46 32 59 58 67 75 62 6D 46 74 61 57 AUamF2YXgubmFtaW 104 * 0060: 35 6E 4C 6C 4A 6C 5A 6B 46 6B 5A 48 4C 72 6F 41 5nLlJlZkFkZHLroA 105 * 0070: 65 61 41 6A 69 76 53 67 49 41 41 55 77 41 43 47 eaAjivSgIAAUwACG 106 * 0080: 46 6B 5A 48 4A 55 65 58 42 6C 64 41 41 53 54 47 FkZHJUeXBldAASTG 107 * 0090: 70 68 64 6D 45 76 62 47 46 75 0D 0A 5A 79 39 54 phdmEvbGFu..Zy9T < 108 * 00A0: 64 48 4A 70 62 6D 63 37 65 48 42 30 41 41 52 30 dHJpbmc7eHB0AAR0 109 * 00B0: 5A 58 4E 30 64 58 49 41 41 6C 74 43 72 50 4D 58 ZXN0dXIAAltCrPMX 110 * 00C0: 2B 41 59 49 56 4F 41 43 41 41 42 34 63 41 41 41 +AYIVOACAAB4cAAA 111 * 00D0: 41 49 41 41 41 51 49 44 42 41 55 47 42 77 67 4A AIAAAQIDBAUGBwgJ 112 * 00E0: 43 67 73 4D 44 51 34 50 0D 0A 45 42 45 53 45 78 CgsMDQ4P..EBESEx < 113 * 00F0: 51 56 46 68 63 59 47 52 6F 62 48 42 30 65 48 79 QVFhcYGRobHB0eHy 114 * 0100: 41 68 49 69 4D 6B 4A 53 59 6E 4B 43 6B 71 4B 79 AhIiMkJSYnKCkqKy 115 * 0110: 77 74 4C 69 38 77 4D 54 49 7A 4E 44 55 32 4E 7A wtLi8wMTIzNDU2Nz 116 * 0120: 67 35 4F 6A 73 38 50 54 34 2F 51 45 46 43 51 30 g5Ojs8PT4/QEFCQ0 117 * 0130: 52 46 52 6B 64 49 0D 0A 53 55 70 4C 54 45 31 4F RFRkdI..SUpLTE1O < 118 * 0140: 54 31 42 52 55 6C 4E 55 56 56 5A 58 57 46 6C 61 T1BRUlNUVVZXWFla 119 * 0150: 57 31 78 64 58 6C 39 67 59 57 4A 6A 5A 47 56 6D W1xdXl9gYWJjZGVm 120 * 0160: 5A 32 68 70 61 6D 74 73 62 57 35 76 63 48 46 79 Z2hpamtsbW5vcHFy 121 * 0170: 63 33 52 31 64 6E 64 34 65 58 70 37 66 48 31 2B c3R1dnd4eXp7fH1+ 122 * 0180: 66 77 3D 3D 123 */ 124 private static final String NEW_ENCODING = "rO0ABXNyABpqYXZheC5uYW1pbmcuQmluYXJ5UmVmQWRkctCak7Les4hHAgABWwADYnVmdAACW0J4\r\ncgAUamF2YXgubmFtaW5nLlJlZkFkZHLroAeaAjivSgIAAUwACGFkZHJUeXBldAASTGphdmEvbGFu\r\nZy9TdHJpbmc7eHB0AAR0ZXN0dXIAAltCrPMX+AYIVOACAAB4cAAAAIAAAQIDBAUGBwgJCgsMDQ4P\r\nEBESExQVFhcYGRobHB0eHyAhIiMkJSYnKCkqKywtLi8wMTIzNDU2Nzg5Ojs8PT4/QEFCQ0RFRkdI\r\nSUpLTE1OT1BRUlNUVVZXWFlaW1xdXl9gYWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXp7fH1+fw=="; 125 126 /* 127 * Binary-valued JNDI RefAddr test object 128 */ 129 private static final RefAddr BINARY_REF_ADDR = 130 new BinaryRefAddr("test", new byte[] { 131 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 132 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 133 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 134 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, 135 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 136 0x3C, 0x3D, 0x3E, 0x3F, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 137 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 138 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F, 139 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 140 0x6C, 0x6D, 0x6E, 0x6F, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 141 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F 142 }); 143 144 public static void main(String[] args) throws Exception { 145 146 System.out.println("\nOriginal RefAddr object:\n" + BINARY_REF_ADDR); 147 System.out.println("Old Base64 encoded serialized RefAddr object:\n" + 148 OLD_ENCODING + "\n"); 149 System.out.println("Decode using new Base64 decoder..."); 150 deserialize(Base64.getMimeDecoder().decode(OLD_ENCODING)); 151 152 System.out.println("----"); 153 154 System.out.println("\nOriginal RefAddr object:\n" + BINARY_REF_ADDR); 155 System.out.println("New Base64 encoded serialized RefAddr object:\n" + 156 NEW_ENCODING + "\n"); 157 System.out.println("Decode using new Base64 decoder..."); 158 deserialize(Base64.getMimeDecoder().decode(NEW_ENCODING)); 159 160 System.out.println("----"); 161 } 162 163 /* 164 * Deserialize the decoded Base64 bytes to recover the BinaryRefAddr object. 165 */ 166 private static void deserialize(byte[] bytes) throws Exception { 167 168 //System.out.println("\nSerialized RefAddr object: "); 169 //System.out.println(new sun.misc.HexDumpEncoder().encode(bytes)); 170 171 ObjectInputStream objectStream = 172 new ObjectInputStream(new ByteArrayInputStream(bytes)); 173 Object object = objectStream.readObject(); 174 if (!BINARY_REF_ADDR.equals(object)) { 175 throw new Exception("Recovered object does not match the original"); 176 } 177 System.out.println("Recovered RefAddr object:\n" + object); 178 } 179 180 /* 181 * Dumps the encoding of a JNDI Reference object during an attempt to store 182 * in an LDAP directory. 183 */ 184 private static void storeObjectInLDAP() { 185 Hashtable env = new Hashtable(); 186 env.put(Context.REFERRAL, "follow"); // omit an LDAP control 187 env.put("java.naming.ldap.version", "3"); // omit LDAP bind operation 188 env.put("com.sun.jndi.ldap.trace.ber", System.err); // dump protocol 189 try { 190 DirContext ctx = new InitialDirContext(env); 191 Reference reference = new Reference("test", BINARY_REF_ADDR); 192 ctx.bind("ldap://ldap.example.com/cn=test", reference); 193 } catch (NamingException ignore) { 194 } 195 } 196 } --- EOF ---