1 | // |
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2 | // $Id: InteractiveTrustManager.java 918 2010-01-08 22:21:44Z etienne_sf $ |
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3 | // |
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4 | // jupload - A file upload applet. |
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5 | // |
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6 | // Copyright 2007 The JUpload Team |
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7 | // |
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8 | // Created: 30.05.2007 |
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9 | // Creator: felfert |
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10 | // Last modified: $Date: 2010-01-08 20:21:44 -0200 (Sex, 08 Jan 2010) $ |
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11 | // |
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12 | // This program is free software; you can redistribute it and/or modify |
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13 | // it under the terms of the GNU General Public License as published by |
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14 | // the Free Software Foundation; either version 2 of the License, or |
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15 | // (at your option) any later version. |
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16 | // |
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17 | // This program is distributed in the hope that it will be useful, |
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18 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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19 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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20 | // GNU General Public License for more details. |
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21 | // |
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22 | // You should have received a copy of the GNU General Public License |
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23 | // along with this program; if not, write to the Free Software |
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24 | // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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25 | |
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26 | package wjhk.jupload2.upload.helper; |
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27 | |
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28 | import java.awt.BorderLayout; |
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29 | import java.io.File; |
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30 | import java.io.FileInputStream; |
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31 | import java.io.FileOutputStream; |
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32 | import java.io.IOException; |
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33 | import java.security.KeyStore; |
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34 | import java.security.KeyStoreException; |
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35 | import java.security.MessageDigest; |
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36 | import java.security.NoSuchAlgorithmException; |
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37 | import java.security.UnrecoverableKeyException; |
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38 | import java.security.cert.CertificateException; |
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39 | import java.security.cert.CertificateExpiredException; |
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40 | import java.security.cert.CertificateNotYetValidException; |
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41 | import java.security.cert.X509Certificate; |
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42 | import java.util.Iterator; |
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43 | import java.util.StringTokenizer; |
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44 | import java.util.Vector; |
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45 | |
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46 | import javax.crypto.BadPaddingException; |
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47 | import javax.net.ssl.KeyManager; |
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48 | import javax.net.ssl.KeyManagerFactory; |
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49 | import javax.net.ssl.TrustManager; |
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50 | import javax.net.ssl.TrustManagerFactory; |
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51 | import javax.net.ssl.X509TrustManager; |
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52 | import javax.security.auth.callback.Callback; |
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53 | import javax.security.auth.callback.CallbackHandler; |
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54 | import javax.security.auth.callback.PasswordCallback; |
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55 | import javax.security.auth.callback.UnsupportedCallbackException; |
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56 | import javax.swing.BorderFactory; |
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57 | import javax.swing.JButton; |
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58 | import javax.swing.JEditorPane; |
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59 | import javax.swing.JLabel; |
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60 | import javax.swing.JOptionPane; |
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61 | import javax.swing.JPanel; |
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62 | import javax.swing.JPasswordField; |
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63 | |
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64 | import wjhk.jupload2.policies.UploadPolicy; |
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65 | |
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66 | /** |
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67 | * An implementation of {@link javax.net.ssl.X509TrustManager} which can operate |
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68 | * in different modes. If mode is {@link #NONE}, then any server certificate is |
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69 | * accepted and no certificate-based client authentication is performed. If mode |
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70 | * is SERVER, then server certificates are verified and if verification is |
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71 | * unsuccessful, a dialog is presented to the user, which allows accepting a |
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72 | * certificate temporarily or permanently. If mode is CLIENT, then |
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73 | * certificate-based client authentication is performed. Finally, there is a |
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74 | * mode STRICT, which combines both SERVER and CLIENT modes. |
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75 | * |
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76 | * @author felfert |
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77 | */ |
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78 | public class InteractiveTrustManager implements X509TrustManager, |
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79 | CallbackHandler { |
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80 | |
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81 | /** |
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82 | * Mode for accepting any certificate. |
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83 | */ |
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84 | public final static int NONE = 0; |
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85 | |
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86 | /** |
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87 | * Mode for verifying server certificate chains. |
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88 | */ |
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89 | public final static int SERVER = 1; |
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90 | |
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91 | /** |
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92 | * Mode for using client certificates. |
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93 | */ |
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94 | public final static int CLIENT = 2; |
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95 | |
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96 | /** |
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97 | * Mode for performing both client authentication and server cert |
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98 | * verification. |
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99 | */ |
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100 | public final static int STRICT = SERVER + CLIENT; |
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101 | |
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102 | private UploadPolicy uploadPolicy; |
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103 | |
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104 | private int mode = STRICT; |
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105 | |
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106 | private String hostname; |
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107 | |
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108 | private final static String TS = ".truststore"; |
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109 | |
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110 | private final static String TSKEY = "javax.net.ssl.trustStore"; |
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111 | |
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112 | private final static String USERTS = System.getProperty("user.home") |
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113 | + File.separator + TS; |
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114 | |
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115 | /** |
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116 | * Absolute path of the truststore to use. |
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117 | */ |
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118 | private String tsname = null; |
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119 | |
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120 | private String tspasswd = null; |
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121 | |
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122 | private TrustManagerFactory tmf = null; |
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123 | |
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124 | private KeyManagerFactory kmf = null; |
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125 | |
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126 | /** |
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127 | * The truststore for validation of server certificates |
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128 | */ |
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129 | private KeyStore ts = null; |
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130 | |
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131 | /** |
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132 | * The keystore for client certificates. |
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133 | */ |
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134 | private KeyStore ks = null; |
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135 | |
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136 | private String getPassword(String storename) { |
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137 | JPasswordField pwf = new JPasswordField(16); |
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138 | JLabel l = new JLabel(this.uploadPolicy.getLocalizedString( |
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139 | "itm_prompt_pass", storename)); |
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140 | l.setLabelFor(pwf); |
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141 | JPanel p = new JPanel(new BorderLayout(10, 0)); |
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142 | p.setBorder(BorderFactory.createEmptyBorder(5, 10, 5, 10)); |
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143 | p.add(l, BorderLayout.LINE_START); |
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144 | p.add(pwf, BorderLayout.LINE_END); |
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145 | int res = JOptionPane.showConfirmDialog(null, p, this.uploadPolicy |
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146 | .getLocalizedString("itm_title_pass", storename), |
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147 | JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE); |
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148 | if (res == JOptionPane.OK_OPTION) |
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149 | return new String(pwf.getPassword()); |
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150 | return null; |
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151 | } |
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152 | |
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153 | /** |
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154 | * @see javax.security.auth.callback.CallbackHandler#handle(javax.security.auth.callback.Callback[]) |
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155 | */ |
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156 | public void handle(Callback[] callbacks) |
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157 | throws UnsupportedCallbackException { |
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158 | |
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159 | for (int i = 0; i < callbacks.length; i++) { |
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160 | if (callbacks[i] instanceof PasswordCallback) { |
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161 | // prompt the user for sensitive information |
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162 | PasswordCallback pc = (PasswordCallback) callbacks[i]; |
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163 | String pw = getPassword(pc.getPrompt()); |
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164 | pc.setPassword((pw == null) ? null : pw.toCharArray()); |
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165 | pw = null; |
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166 | } else { |
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167 | throw new UnsupportedCallbackException(callbacks[i], |
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168 | "Unrecognized Callback"); |
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169 | } |
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170 | } |
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171 | } |
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172 | |
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173 | /** |
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174 | * Create a new instance. |
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175 | * |
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176 | * @param p The UploadPolicy to use for this instance. |
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177 | * @param hostname |
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178 | * @param passwd An optional password for the truststore. |
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179 | * @throws NoSuchAlgorithmException |
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180 | * @throws KeyStoreException |
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181 | * @throws CertificateException |
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182 | * @throws IllegalArgumentException |
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183 | * @throws UnrecoverableKeyException |
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184 | */ |
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185 | public InteractiveTrustManager(UploadPolicy p, String hostname, |
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186 | String passwd) throws NoSuchAlgorithmException, KeyStoreException, |
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187 | CertificateException, IllegalArgumentException, |
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188 | UnrecoverableKeyException { |
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189 | this.mode = p.getSslVerifyCert(); |
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190 | this.uploadPolicy = p; |
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191 | if ((this.mode & SERVER) != 0) { |
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192 | if (null == passwd) |
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193 | // The default password as distributed by Sun. |
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194 | passwd = "changeit"; |
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195 | this.tsname = System.getProperty(TSKEY); |
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196 | if (null == this.tsname) { |
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197 | // The default system-wide truststore |
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198 | this.tsname = System.getProperty("java.home") + File.separator |
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199 | + "lib" + File.separator + "security" + File.separator |
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200 | + "cacerts"; |
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201 | // If the a user-specific truststore exists, it has precedence. |
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202 | if (new File(USERTS).exists()) |
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203 | this.tsname = USERTS; |
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204 | } |
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205 | if (null == hostname || hostname.length() == 0) |
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206 | throw new IllegalArgumentException( |
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207 | "hostname may not be null or empty."); |
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208 | this.hostname = hostname; |
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209 | // Initialize the keystore only once, so that we can |
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210 | // reuse it during the session |
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211 | if (null == this.ts) { |
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212 | this.ts = KeyStore.getInstance(KeyStore.getDefaultType()); |
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213 | while (true) { |
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214 | try { |
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215 | FileInputStream is = new FileInputStream(this.tsname); |
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216 | this.ts.load(is, passwd.toCharArray()); |
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217 | is.close(); |
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218 | // need it later for eventual storing. |
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219 | this.tspasswd = passwd; |
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220 | break; |
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221 | } catch (IOException e) { |
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222 | if (e |
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223 | .getMessage() |
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224 | .equals( |
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225 | "Keystore was tampered with, or password was incorrect")) { |
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226 | passwd = getPassword(this.uploadPolicy |
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227 | .getLocalizedString("itm_tstore")); |
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228 | if (null != passwd) |
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229 | continue; |
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230 | } |
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231 | throw new KeyStoreException("Could not load truststore"); |
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232 | } |
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233 | } |
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234 | } |
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235 | this.tmf = TrustManagerFactory.getInstance(TrustManagerFactory |
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236 | .getDefaultAlgorithm()); |
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237 | this.tmf.init(this.ts); |
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238 | } |
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239 | if ((this.mode & CLIENT) != 0) { |
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240 | String ksname = System.getProperty("javax.net.ssl.keyStore"); |
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241 | if (null == ksname) |
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242 | ksname = System.getProperty("user.home") + File.separator |
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243 | + ".keystore"; |
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244 | String cpass = "changeit"; |
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245 | File f = new File(ksname); |
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246 | if (!(f.exists() && f.isFile())) |
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247 | throw new KeyStoreException("Keystore " + ksname |
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248 | + " does not exist."); |
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249 | if (null == this.kmf) { |
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250 | String kstype = ksname.toLowerCase().endsWith(".p12") ? "PKCS12" |
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251 | : KeyStore.getDefaultType(); |
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252 | this.ks = KeyStore.getInstance(kstype); |
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253 | while (true) { |
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254 | try { |
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255 | FileInputStream is = new FileInputStream(ksname); |
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256 | this.ks.load(is, cpass.toCharArray()); |
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257 | is.close(); |
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258 | break; |
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259 | } catch (IOException e) { |
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260 | if ((e.getCause() instanceof BadPaddingException) |
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261 | || (e.getMessage() |
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262 | .equals("Keystore was tampered with, or password was incorrect"))) { |
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263 | cpass = getPassword("Keystore"); |
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264 | if (null != cpass) |
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265 | continue; |
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266 | } |
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267 | throw new KeyStoreException("Could not load keystore: " |
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268 | + e.getMessage()); |
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269 | } |
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270 | } |
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271 | this.kmf = KeyManagerFactory.getInstance(KeyManagerFactory |
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272 | .getDefaultAlgorithm()); |
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273 | this.kmf.init(this.ks, cpass.toCharArray()); |
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274 | } |
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275 | } |
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276 | |
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277 | } |
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278 | |
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279 | /** |
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280 | * Retrieve key managers. |
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281 | * |
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282 | * @return The current array of key managers. |
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283 | */ |
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284 | public KeyManager[] getKeyManagers() { |
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285 | return ((this.mode & CLIENT) == 0) ? null : this.kmf.getKeyManagers(); |
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286 | } |
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287 | |
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288 | /** |
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289 | * Retrieve trust managers. |
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290 | * |
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291 | * @return The current array of trust managers |
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292 | */ |
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293 | public X509TrustManager[] getTrustManagers() { |
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294 | return new X509TrustManager[] { |
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295 | this |
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296 | }; |
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297 | } |
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298 | |
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299 | /** |
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300 | * As this class is used on the client side only, The implementation of this |
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301 | * method does nothing. |
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302 | * |
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303 | * @see javax.net.ssl.X509TrustManager#checkClientTrusted(java.security.cert.X509Certificate[], |
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304 | * java.lang.String) |
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305 | */ |
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306 | public void checkClientTrusted(X509Certificate[] arg0, String arg1) { |
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307 | // Nothing to do. |
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308 | } |
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309 | |
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310 | /** |
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311 | * Format a DN. This method formats a DN (Distinguished Name) string as |
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312 | * returned from {@link javax.security.auth.x500.X500Principal#getName()} to |
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313 | * HTML table columns. |
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314 | * |
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315 | * @param dn The DN to format. |
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316 | * @param cn An optional CN (Common Name) to match against the CN in the DN. |
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317 | * If this parameter is non null and the CN, encoded in the DN |
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318 | * does not match the CN specified, it is considered an error and |
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319 | * the CN is printed accordingly (red). |
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320 | * @param reason A vector of error-strings. If the CN-comparison fails, an |
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321 | * explanation is added to this vector. |
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322 | * @return A string, containing the HTML code rendering the given DN in a |
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323 | * table. |
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324 | */ |
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325 | private String formatDN(String dn, String cn, Vector<String> reason) { |
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326 | StringBuffer ret = new StringBuffer(); |
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327 | StringTokenizer t = new StringTokenizer(dn, ","); |
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328 | while (t.hasMoreTokens()) { |
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329 | String tok = t.nextToken(); |
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330 | while (tok.endsWith("\\")) |
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331 | tok += t.nextToken(); |
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332 | String kv[] = tok.split("=", 2); |
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333 | if (kv.length == 2) { |
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334 | if (kv[0].equals("C")) |
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335 | ret.append("<tr><td>").append( |
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336 | this.uploadPolicy.getLocalizedString("itm_cert_C")) |
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337 | .append("</td><td>").append(kv[1]).append( |
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338 | "</td></tr>\n"); |
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339 | if (kv[0].equals("CN")) { |
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340 | boolean ok = true; |
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341 | if (null != cn) |
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342 | ok = cn.equals(kv[1]); |
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343 | ret.append("<tr><td>") |
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344 | .append( |
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345 | this.uploadPolicy |
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346 | .getLocalizedString("itm_cert_CN")) |
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347 | .append("</td><td"); |
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348 | ret.append(ok ? ">" : " class=\"err\">").append(kv[1]) |
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349 | .append("</td></tr>\n"); |
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350 | if (!ok) |
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351 | reason.add(this.uploadPolicy.getLocalizedString( |
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352 | "itm_reason_cnmatch", cn)); |
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353 | } |
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354 | if (kv[0].equals("L")) |
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355 | ret.append("<tr><td>").append( |
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356 | this.uploadPolicy.getLocalizedString("itm_cert_L")) |
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357 | .append("</td><td>").append(kv[1]).append( |
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358 | "</td></tr>\n"); |
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359 | if (kv[0].equals("ST")) |
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360 | ret.append("<tr><td>") |
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361 | .append( |
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362 | this.uploadPolicy |
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363 | .getLocalizedString("itm_cert_ST")) |
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364 | .append("</td><td>").append(kv[1]).append( |
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365 | "</td></tr>\n"); |
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366 | if (kv[0].equals("O")) |
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367 | ret.append("<tr><td>").append( |
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368 | this.uploadPolicy.getLocalizedString("itm_cert_O")) |
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369 | .append("</td><td>").append(kv[1]).append( |
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370 | "</td></tr>\n"); |
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371 | if (kv[0].equals("OU")) |
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372 | ret.append("<tr><td>") |
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373 | .append( |
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374 | this.uploadPolicy |
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375 | .getLocalizedString("itm_cert_OU")) |
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376 | .append("</td><td>").append(kv[1]).append( |
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377 | "</td></tr>\n"); |
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378 | } |
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379 | } |
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380 | return ret.toString(); |
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381 | } |
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382 | |
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383 | private void CertDialog(X509Certificate c) throws CertificateException { |
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384 | int i; |
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385 | boolean expired = false; |
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386 | boolean notyet = false; |
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387 | Vector<String> reason = new Vector<String>(); |
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388 | reason.add(this.uploadPolicy.getLocalizedString("itm_reason_itrust")); |
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389 | try { |
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390 | c.checkValidity(); |
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391 | } catch (CertificateExpiredException e1) { |
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392 | expired = true; |
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393 | reason.add(this.uploadPolicy |
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394 | .getLocalizedString("itm_reason_expired")); |
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395 | } catch (CertificateNotYetValidException e2) { |
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396 | notyet = true; |
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397 | reason.add(this.uploadPolicy |
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398 | .getLocalizedString("itm_reason_notyet")); |
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399 | } |
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400 | |
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401 | StringBuffer msg = new StringBuffer(); |
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402 | msg.append("<html><head>"); |
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403 | msg.append("<style type=\"text/css\">\n"); |
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404 | msg.append("td, th, p, body { "); |
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405 | msg.append("font-family: Arial, Helvetica, sans-serif; "); |
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406 | msg.append("font-size: 12pt; "); |
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407 | // PLAF hassle. The PLAF renders controls with different text colors, |
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408 | // but |
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409 | // does not set SystemColor.controlText. So we create a dummy button and |
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410 | // retrieve its text color. |
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411 | Integer ii = Integer |
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412 | .valueOf(new JButton(".").getForeground().getRGB() & 0x00ffffff); |
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413 | msg.append("color: ").append(String.format("#%06x", ii)).append(" }\n"); |
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414 | msg.append("th { text-align: left; }\n"); |
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415 | msg.append("td { margin-left: 20; }\n"); |
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416 | msg.append(".err { color: red; }\n"); |
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417 | msg.append("</style>\n"); |
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418 | msg.append("</head><body>"); |
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419 | msg.append("<h3>").append( |
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420 | this.uploadPolicy.getLocalizedString("itm_fail_verify")) |
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421 | .append("</h3>"); |
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422 | msg.append("<h4>").append( |
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423 | this.uploadPolicy.getLocalizedString("itm_cert_details")) |
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424 | .append("</h4>"); |
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425 | msg.append("<table>"); |
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426 | msg.append("<tr><th colspan=2>").append( |
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427 | this.uploadPolicy.getLocalizedString("itm_cert_subject")) |
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428 | .append("</th></tr>"); |
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429 | msg.append(formatDN(c.getSubjectX500Principal().getName(), |
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430 | this.hostname, reason)); |
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431 | msg.append("<tr><td>").append( |
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432 | this.uploadPolicy.getLocalizedString("itm_cert_nbefore")) |
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433 | .append("</td>"); |
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434 | msg.append(notyet ? "<td class=\"err\">" : "<td>").append( |
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435 | c.getNotBefore()).append("</td></tr>\n"); |
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436 | msg.append("<tr><td>").append( |
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437 | this.uploadPolicy.getLocalizedString("itm_cert_nafter")) |
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438 | .append("</td>"); |
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439 | msg.append(expired ? "<td class=\"err\">" : "<td>").append( |
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440 | c.getNotAfter()).append("</td></tr>\n"); |
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441 | msg.append("<tr><td>").append( |
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442 | this.uploadPolicy.getLocalizedString("itm_cert_serial")) |
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443 | .append("</td><td>"); |
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444 | msg.append(c.getSerialNumber()); |
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445 | msg.append("</td></tr>\n"); |
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446 | msg.append("<tr><td>") |
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447 | .append( |
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448 | this.uploadPolicy.getLocalizedString("itm_cert_fprint", |
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449 | "SHA1")).append("</td><td>"); |
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450 | MessageDigest d; |
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451 | StringBuffer fp = new StringBuffer(); |
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452 | try { |
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453 | d = MessageDigest.getInstance("SHA1"); |
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454 | } catch (NoSuchAlgorithmException e) { |
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455 | throw new CertificateException( |
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456 | "Unable to calculate certificate SHA1 fingerprint: " |
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457 | + e.getMessage()); |
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458 | } |
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459 | byte[] sha1sum = d.digest(c.getEncoded()); |
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460 | for (i = 0; i < sha1sum.length; i++) { |
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461 | if (i > 0) |
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462 | fp.append(":"); |
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463 | fp.append(Integer.toHexString((sha1sum[i] >> 4) & 0x0f)); |
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464 | fp.append(Integer.toHexString(sha1sum[i] & 0x0f)); |
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465 | } |
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466 | msg.append(fp).append("</td></tr>\n"); |
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467 | fp.setLength(0); |
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468 | msg.append("<tr><td>").append( |
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469 | this.uploadPolicy.getLocalizedString("itm_cert_fprint", "MD5")) |
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470 | .append("</td><td>"); |
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471 | try { |
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472 | d = MessageDigest.getInstance("MD5"); |
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473 | } catch (NoSuchAlgorithmException e) { |
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474 | throw new CertificateException( |
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475 | "Unable to calculate certificate MD5 fingerprint: " |
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476 | + e.getMessage()); |
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477 | } |
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478 | byte[] md5sum = d.digest(c.getEncoded()); |
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479 | for (i = 0; i < md5sum.length; i++) { |
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480 | if (i > 0) |
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481 | fp.append(":"); |
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482 | fp.append(Integer.toHexString((md5sum[i] >> 4) & 0x0f)); |
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483 | fp.append(Integer.toHexString(md5sum[i] & 0x0f)); |
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484 | } |
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485 | msg.append(fp).append("</td></tr>\n"); |
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486 | msg.append("</table><table>"); |
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487 | msg.append("<tr><th colspan=2>").append( |
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488 | this.uploadPolicy.getLocalizedString("itm_cert_issuer")) |
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489 | .append("</th></tr>"); |
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490 | msg |
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491 | .append(formatDN(c.getIssuerX500Principal().getName(), null, |
---|
492 | reason)); |
---|
493 | msg.append("</table>"); |
---|
494 | msg.append("<p><b>").append( |
---|
495 | this.uploadPolicy.getLocalizedString("itm_reasons")).append( |
---|
496 | "</b><br><ul>"); |
---|
497 | Iterator<String> it = reason.iterator(); |
---|
498 | while (it.hasNext()) { |
---|
499 | msg.append("<li>" + it.next() + "</li>\n"); |
---|
500 | } |
---|
501 | msg.append("</ul></p>"); |
---|
502 | msg.append("<p><b>").append( |
---|
503 | this.uploadPolicy.getLocalizedString("itm_accept_prompt")) |
---|
504 | .append("</b></p>"); |
---|
505 | msg.append("</body></html>"); |
---|
506 | |
---|
507 | JPanel p = new JPanel(); |
---|
508 | p.setLayout(new BorderLayout()); |
---|
509 | JEditorPane ep = new JEditorPane("text/html", msg.toString()); |
---|
510 | ep.setEditable(false); |
---|
511 | ep.setBackground(p.getBackground()); |
---|
512 | p.add(ep, BorderLayout.CENTER); |
---|
513 | |
---|
514 | String no = this.uploadPolicy.getLocalizedString("itm_accept_no"); |
---|
515 | int ans = JOptionPane.showOptionDialog(null, p, |
---|
516 | "SSL Certificate Alert", JOptionPane.YES_NO_CANCEL_OPTION, |
---|
517 | JOptionPane.WARNING_MESSAGE, null, new String[] { |
---|
518 | this.uploadPolicy |
---|
519 | .getLocalizedString("itm_accept_always"), |
---|
520 | this.uploadPolicy.getLocalizedString("itm_accept_now"), |
---|
521 | no |
---|
522 | }, no); |
---|
523 | switch (ans) { |
---|
524 | case JOptionPane.CANCEL_OPTION: |
---|
525 | case JOptionPane.CLOSED_OPTION: |
---|
526 | throw new CertificateException("Server certificate rejected."); |
---|
527 | case JOptionPane.NO_OPTION: |
---|
528 | case JOptionPane.YES_OPTION: |
---|
529 | // Add certificate to truststore |
---|
530 | try { |
---|
531 | this.ts.setCertificateEntry(fp.toString(), c); |
---|
532 | } catch (KeyStoreException e) { |
---|
533 | throw new CertificateException( |
---|
534 | "Unable to add certificate: " + e.getMessage()); |
---|
535 | } |
---|
536 | if (ans == JOptionPane.YES_OPTION) { |
---|
537 | // Save truststore for permanent acceptance. |
---|
538 | // If not explicitely specified, we save to a |
---|
539 | // user-truststore. |
---|
540 | if (null == System.getProperty(TSKEY)) |
---|
541 | this.tsname = USERTS; |
---|
542 | while (true) { |
---|
543 | try { |
---|
544 | File f = new File(this.tsname); |
---|
545 | boolean old = false; |
---|
546 | if (f.exists()) { |
---|
547 | if (!f.renameTo(new File(this.tsname + ".old"))) |
---|
548 | throw new IOException( |
---|
549 | "Could not rename truststore"); |
---|
550 | old = true; |
---|
551 | } else { |
---|
552 | // New truststore, get a new password. |
---|
553 | this.tspasswd = this |
---|
554 | .getPassword(this.uploadPolicy |
---|
555 | .getLocalizedString("itm_new_tstore")); |
---|
556 | if (null == this.tspasswd) |
---|
557 | this.tspasswd = "changeit"; |
---|
558 | } |
---|
559 | FileOutputStream os = new FileOutputStream( |
---|
560 | this.tsname); |
---|
561 | this.ts.store(os, this.tspasswd.toCharArray()); |
---|
562 | os.close(); |
---|
563 | if (old && (!f.delete())) |
---|
564 | throw new IOException( |
---|
565 | "Could not delete old truststore"); |
---|
566 | // Must re-initialize TrustManagerFactory |
---|
567 | this.tmf.init(this.ts); |
---|
568 | System.out.println("Saved cert to " + this.tsname); |
---|
569 | break; |
---|
570 | } catch (Exception e) { |
---|
571 | if (this.tsname.equals(USERTS)) |
---|
572 | throw new CertificateException(e); |
---|
573 | this.tsname = USERTS; |
---|
574 | } |
---|
575 | } |
---|
576 | } |
---|
577 | } |
---|
578 | } |
---|
579 | |
---|
580 | /** |
---|
581 | * @see javax.net.ssl.X509TrustManager#checkServerTrusted(java.security.cert.X509Certificate[], |
---|
582 | * java.lang.String) |
---|
583 | */ |
---|
584 | public void checkServerTrusted(X509Certificate[] chain, String authType) |
---|
585 | throws CertificateException { |
---|
586 | if ((this.mode & SERVER) != 0) { |
---|
587 | if (null == chain || chain.length == 0) |
---|
588 | throw new IllegalArgumentException( |
---|
589 | "Certificate chain is null or empty"); |
---|
590 | |
---|
591 | int i; |
---|
592 | TrustManager[] mgrs = this.tmf.getTrustManagers(); |
---|
593 | for (i = 0; i < mgrs.length; i++) { |
---|
594 | if (mgrs[i] instanceof X509TrustManager) { |
---|
595 | X509TrustManager m = (X509TrustManager) (mgrs[i]); |
---|
596 | try { |
---|
597 | m.checkServerTrusted(chain, authType); |
---|
598 | return; |
---|
599 | } catch (Exception e) { |
---|
600 | // try next |
---|
601 | } |
---|
602 | } |
---|
603 | } |
---|
604 | |
---|
605 | // If we get here, the certificate could not be verified. |
---|
606 | // Ask the user what to do. |
---|
607 | CertDialog(chain[0]); |
---|
608 | } |
---|
609 | // In dummy mode: Nothing to do. |
---|
610 | } |
---|
611 | |
---|
612 | /** |
---|
613 | * @see javax.net.ssl.X509TrustManager#getAcceptedIssuers() |
---|
614 | */ |
---|
615 | public X509Certificate[] getAcceptedIssuers() { |
---|
616 | System.out.println("getAcceptedIssuers"); |
---|
617 | return new X509Certificate[0]; |
---|
618 | } |
---|
619 | } |
---|