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566 | daniel-mar | 1 | <?php |
2 | |||
3 | /* |
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4 | * OIDplus 2.0 |
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1086 | daniel-mar | 5 | * Copyright 2019 - 2023 Daniel Marschall, ViaThinkSoft |
566 | daniel-mar | 6 | * |
7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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8 | * you may not use this file except in compliance with the License. |
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9 | * You may obtain a copy of the License at |
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10 | * |
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11 | * http://www.apache.org/licenses/LICENSE-2.0 |
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12 | * |
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13 | * Unless required by applicable law or agreed to in writing, software |
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14 | * distributed under the License is distributed on an "AS IS" BASIS, |
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15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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16 | * See the License for the specific language governing permissions and |
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17 | * limitations under the License. |
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18 | */ |
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19 | |||
1050 | daniel-mar | 20 | namespace ViaThinkSoft\OIDplus; |
566 | daniel-mar | 21 | |
1086 | daniel-mar | 22 | // phpcs:disable PSR1.Files.SideEffects |
23 | \defined('INSIDE_OIDPLUS') or die; |
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24 | // phpcs:enable PSR1.Files.SideEffects |
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25 | |||
566 | daniel-mar | 26 | class OIDplusAuthContentStoreJWT extends OIDplusAuthContentStoreDummy { |
27 | |||
1130 | daniel-mar | 28 | /** |
29 | * Cookie name for the JWT auth token |
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30 | */ |
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585 | daniel-mar | 31 | const COOKIE_NAME = 'OIDPLUS_AUTH_JWT'; |
32 | |||
1130 | daniel-mar | 33 | /** |
34 | * "Automated AJAX" plugin |
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35 | */ |
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1265 | daniel-mar | 36 | const JWT_GENERATOR_AJAX = 10; |
1130 | daniel-mar | 37 | /** |
1265 | daniel-mar | 38 | * "REST API" plugin |
39 | */ |
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40 | const JWT_GENERATOR_REST = 20; |
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41 | /** |
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1130 | daniel-mar | 42 | * "Remember me" login method |
43 | */ |
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1265 | daniel-mar | 44 | const JWT_GENERATOR_LOGIN = 40; |
1130 | daniel-mar | 45 | /** |
46 | * "Manually crafted" JWT tokens |
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47 | */ |
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1265 | daniel-mar | 48 | const JWT_GENERATOR_MANUAL = 80; |
585 | daniel-mar | 49 | |
1116 | daniel-mar | 50 | /** |
51 | * @param int $gen OIDplusAuthContentStoreJWT::JWT_GENERATOR_... |
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52 | * @param string $sub |
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53 | * @return string |
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54 | */ |
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55 | private static function jwtGetBlacklistConfigKey(int $gen, string $sub): string { |
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1265 | daniel-mar | 56 | // Note: Needs to be <= 50 characters! If $gen is 2 chars, then the config key is 49 chars long |
585 | daniel-mar | 57 | return 'jwt_blacklist_gen('.$gen.')_sub('.trim(base64_encode(md5($sub,true)),'=').')'; |
58 | } |
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59 | |||
1116 | daniel-mar | 60 | /** |
1265 | daniel-mar | 61 | * @param int $gen |
62 | */ |
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63 | private static function generatorName($gen) { |
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64 | // Note: The strings are not translated, because the name is used in config keys or logs |
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65 | if ($gen === self::JWT_GENERATOR_AJAX) return 'Automated AJAX calls'; |
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66 | if ($gen === self::JWT_GENERATOR_REST) return 'REST API'; |
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67 | if ($gen === self::JWT_GENERATOR_LOGIN) return 'Login ("Remember me")'; |
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68 | if ($gen === self::JWT_GENERATOR_MANUAL) return 'Manually created'; |
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69 | return 'Unknown generator'; |
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70 | } |
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71 | |||
72 | /** |
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1116 | daniel-mar | 73 | * @param int $gen OIDplusAuthContentStoreJWT::JWT_GENERATOR_... |
74 | * @param string $sub |
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75 | * @return void |
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76 | * @throws OIDplusException |
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77 | */ |
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78 | public static function jwtBlacklist(int $gen, string $sub) { |
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585 | daniel-mar | 79 | $cfg = self::jwtGetBlacklistConfigKey($gen, $sub); |
80 | $bl_time = time()-1; |
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81 | |||
1265 | daniel-mar | 82 | $gen_desc = self::generatorName($gen); |
585 | daniel-mar | 83 | |
1116 | daniel-mar | 84 | OIDplus::config()->prepareConfigKey($cfg, 'Revoke timestamp of all JWT tokens for $sub with generator $gen ($gen_desc)', "$bl_time", OIDplusConfig::PROTECTION_HIDDEN, function($value) {}); |
585 | daniel-mar | 85 | OIDplus::config()->setValue($cfg, $bl_time); |
86 | } |
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87 | |||
1116 | daniel-mar | 88 | /** |
89 | * @param int $gen OIDplusAuthContentStoreJWT::JWT_GENERATOR_... |
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90 | * @param string $sub |
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91 | * @return int |
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92 | * @throws OIDplusException |
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93 | */ |
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94 | public static function jwtGetBlacklistTime(int $gen, string $sub): int { |
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585 | daniel-mar | 95 | $cfg = self::jwtGetBlacklistConfigKey($gen, $sub); |
1116 | daniel-mar | 96 | return (int)OIDplus::config()->getValue($cfg,0); |
585 | daniel-mar | 97 | } |
98 | |||
1116 | daniel-mar | 99 | /** |
1298 | daniel-mar | 100 | * We include a hash of the server-secret here (ssh = server-secret-hash), so that the JWT can be invalidated by changing the server-secret |
101 | * @return string |
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102 | * @throws OIDplusException |
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103 | */ |
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104 | private static function getSsh(): string { |
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105 | return OIDplus::authUtils()->makeSecret(['bb1aebd6-fe6a-11ed-a553-3c4a92df8582']); |
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106 | } |
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107 | |||
108 | /** |
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1265 | daniel-mar | 109 | * Do various checks if the token is allowed and not blacklisted |
1116 | daniel-mar | 110 | * @param OIDplusAuthContentStore $contentProvider |
1277 | daniel-mar | 111 | * @param int|null $validGenerators Bitmask which generators to allow (null = allow all) |
1116 | daniel-mar | 112 | * @return void |
113 | * @throws OIDplusException |
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114 | */ |
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1277 | daniel-mar | 115 | private static function jwtSecurityCheck(OIDplusAuthContentStore $contentProvider, int $validGenerators=null) { |
585 | daniel-mar | 116 | // Check if the token is intended for us |
699 | daniel-mar | 117 | if ($contentProvider->getValue('aud','') !== OIDplus::getEditionInfo()['jwtaud']) { |
585 | daniel-mar | 118 | throw new OIDplusException(_L('Token has wrong audience')); |
119 | } |
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1298 | daniel-mar | 120 | |
121 | if ($contentProvider->getValue('oidplus_ssh', '') !== self::getSsh()) { |
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122 | throw new OIDplusException(_L('"Server Secret" was changed; therefore the JWT is not valid anymore')); |
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123 | } |
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124 | |||
585 | daniel-mar | 125 | $gen = $contentProvider->getValue('oidplus_generator', -1); |
126 | |||
127 | $has_admin = $contentProvider->isAdminLoggedIn(); |
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128 | $has_ra = $contentProvider->raNumLoggedIn() > 0; |
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129 | |||
130 | // Check if the token generator is allowed |
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131 | if ($gen === self::JWT_GENERATOR_AJAX) { |
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132 | if (($has_admin) && !OIDplus::baseConfig()->getValue('JWT_ALLOW_AJAX_ADMIN', true)) { |
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635 | daniel-mar | 133 | // Generator: plugins/viathinksoft/adminPages/910_automated_ajax_calls/OIDplusPageAdminAutomatedAJAXCalls.class.php |
585 | daniel-mar | 134 | throw new OIDplusException(_L('The administrator has disabled this feature. (Base configuration setting %1).','JWT_ALLOW_AJAX_ADMIN')); |
135 | } |
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136 | if (($has_ra) && !OIDplus::baseConfig()->getValue('JWT_ALLOW_AJAX_USER', true)) { |
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635 | daniel-mar | 137 | // Generator: plugins/viathinksoft/raPages/910_automated_ajax_calls/OIDplusPageRaAutomatedAJAXCalls.class.php |
585 | daniel-mar | 138 | throw new OIDplusException(_L('The administrator has disabled this feature. (Base configuration setting %1).','JWT_ALLOW_AJAX_USER')); |
139 | } |
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140 | } |
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1265 | daniel-mar | 141 | else if ($gen === self::JWT_GENERATOR_REST) { |
142 | if (($has_admin) && !OIDplus::baseConfig()->getValue('JWT_ALLOW_REST_ADMIN', true)) { |
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143 | // Generator: plugins/viathinksoft/adminPages/911_rest_api/OIDplusPageAdminRestApi.class.php |
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144 | throw new OIDplusException(_L('The administrator has disabled this feature. (Base configuration setting %1).','JWT_ALLOW_REST_ADMIN')); |
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145 | } |
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146 | if (($has_ra) && !OIDplus::baseConfig()->getValue('JWT_ALLOW_REST_USER', true)) { |
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147 | // Generator: plugins/viathinksoft/raPages/911_rest_api/OIDplusPageRaRestApi.class.php |
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148 | throw new OIDplusException(_L('The administrator has disabled this feature. (Base configuration setting %1).','JWT_ALLOW_REST_USER')); |
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149 | } |
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150 | } |
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585 | daniel-mar | 151 | else if ($gen === self::JWT_GENERATOR_LOGIN) { |
152 | // Used for feature "Remember me" (use JWT token in a cookie as alternative to PHP session): |
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153 | // - No PHP session will be used |
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154 | // - Session will not be bound to IP address (therefore, you can switch between mobile/WiFi for example) |
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155 | // - No server-side session needed |
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156 | if (($has_admin) && !OIDplus::baseConfig()->getValue('JWT_ALLOW_LOGIN_ADMIN', true)) { |
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157 | throw new OIDplusException(_L('The administrator has disabled this feature. (Base configuration setting %1).','JWT_ALLOW_LOGIN_ADMIN')); |
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158 | } |
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159 | if (($has_ra) && !OIDplus::baseConfig()->getValue('JWT_ALLOW_LOGIN_USER', true)) { |
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160 | throw new OIDplusException(_L('The administrator has disabled this feature. (Base configuration setting %1).','JWT_ALLOW_LOGIN_USER')); |
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161 | } |
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162 | } |
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163 | else if ($gen === self::JWT_GENERATOR_MANUAL) { |
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164 | // Generator 2 are "hand-crafted" tokens |
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165 | if (!OIDplus::baseConfig()->getValue('JWT_ALLOW_MANUAL', false)) { |
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166 | throw new OIDplusException(_L('The administrator has disabled this feature. (Base configuration setting %1).','JWT_ALLOW_MANUAL')); |
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167 | } |
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168 | } else { |
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169 | throw new OIDplusException(_L('Token generator %1 not recognized',$gen)); |
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170 | } |
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171 | |||
172 | // Make sure that the IAT (issued at time) isn't in a blacklisted timeframe |
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173 | // When an user believes that a token was compromised, then they can blacklist the tokens identified by their "iat" ("Issued at") property |
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174 | // When a user logs out of a "remember me" session, the JWT token will be blacklisted as well |
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175 | // Small side effect: All "remember me" sessions of that user will be revoked then |
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1281 | daniel-mar | 176 | $iat = $contentProvider->getValue('iat',0); |
177 | if (($iat-120/*leeway 2min*/) > time()) { |
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178 | // Token was created in the future. Something is wrong! |
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179 | throw new OIDplusException(_L('JWT Token cannot be verified because the server time is wrong')); |
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180 | } |
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585 | daniel-mar | 181 | $sublist = $contentProvider->loggedInRaList(); |
1281 | daniel-mar | 182 | $usernames = array(); |
183 | foreach ($sublist as $sub) { |
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184 | $usernames[] = $sub->raEmail(); |
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585 | daniel-mar | 185 | } |
1281 | daniel-mar | 186 | if ($has_admin) $usernames[] = 'admin'; |
187 | foreach ($usernames as $username) { |
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188 | $bl_time = self::jwtGetBlacklistTime($gen, $username); |
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585 | daniel-mar | 189 | if ($iat <= $bl_time) { |
1281 | daniel-mar | 190 | // Token is blacklisted (it was created before the last blacklist time) |
585 | daniel-mar | 191 | throw new OIDplusException(_L('The JWT token was blacklisted on %1. Please generate a new one',date('d F Y, H:i:s',$bl_time))); |
192 | } |
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193 | } |
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194 | |||
195 | // Optional feature: Limit the JWT to a specific IP address |
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196 | // Currently not used in OIDplus |
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197 | $ip = $contentProvider->getValue('ip',''); |
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198 | if ($ip !== '') { |
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199 | if (isset($_SERVER['REMOTE_ADDR']) && ($ip !== $_SERVER['REMOTE_ADDR'])) { |
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200 | throw new OIDplusException(_L('Your IP address is not allowed to use this token')); |
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201 | } |
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202 | } |
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203 | |||
1265 | daniel-mar | 204 | // Checks if JWT are dependent on the generator |
1277 | daniel-mar | 205 | if (!is_null($validGenerators)) { |
1265 | daniel-mar | 206 | if (($gen & $validGenerators) === 0) { |
207 | throw new OIDplusException(_L('This kind of JWT token (%1) cannot be used in this request type', self::generatorName($gen))); |
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585 | daniel-mar | 208 | } |
209 | } |
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210 | } |
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211 | |||
212 | // Override abstract functions |
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213 | |||
1116 | daniel-mar | 214 | /** |
215 | * @return void |
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216 | */ |
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585 | daniel-mar | 217 | public function activate() { |
620 | daniel-mar | 218 | // Send cookie at the end of the HTTP request, in case there are multiple activate() calls |
639 | daniel-mar | 219 | OIDplus::register_shutdown_function(array($this,'activateNow')); |
620 | daniel-mar | 220 | } |
221 | |||
1116 | daniel-mar | 222 | /** |
223 | * @return void |
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224 | * @throws OIDplusException |
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225 | */ |
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620 | daniel-mar | 226 | public function activateNow() { |
585 | daniel-mar | 227 | $token = $this->getJWTToken(); |
228 | $exp = $this->getValue('exp',0); |
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229 | OIDplus::cookieUtils()->setcookie(self::COOKIE_NAME, $token, $exp, false); |
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230 | } |
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231 | |||
1116 | daniel-mar | 232 | /** |
233 | * @return void |
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234 | * @throws OIDplusException |
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235 | */ |
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585 | daniel-mar | 236 | public function destroySession() { |
237 | OIDplus::cookieUtils()->unsetcookie(self::COOKIE_NAME); |
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238 | } |
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239 | |||
1116 | daniel-mar | 240 | /** |
241 | * @param string $email |
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242 | * @return void |
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243 | * @throws OIDplusException |
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244 | */ |
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245 | public function raLogout(string $email) { |
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585 | daniel-mar | 246 | $gen = $this->getValue('oidplus_generator', -1); |
247 | if ($gen >= 0) self::jwtBlacklist($gen, $email); |
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248 | parent::raLogout($email); |
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249 | } |
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250 | |||
1116 | daniel-mar | 251 | /** |
252 | * @param string $email |
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253 | * @param string $loginfo |
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254 | * @return void |
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255 | * @throws OIDplusException |
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256 | */ |
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257 | public function raLogoutEx(string $email, string &$loginfo) { |
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585 | daniel-mar | 258 | $this->raLogout($email); |
259 | $loginfo = 'from JWT session'; |
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260 | } |
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261 | |||
1116 | daniel-mar | 262 | /** |
263 | * @return void |
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264 | * @throws OIDplusException |
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265 | */ |
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585 | daniel-mar | 266 | public function adminLogout() { |
267 | $gen = $this->getValue('oidplus_generator', -1); |
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268 | if ($gen >= 0) self::jwtBlacklist($gen, 'admin'); |
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269 | parent::adminLogout(); |
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270 | } |
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271 | |||
1116 | daniel-mar | 272 | /** |
273 | * @param string $loginfo |
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274 | * @return void |
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275 | * @throws OIDplusException |
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276 | */ |
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277 | public function adminLogoutEx(string &$loginfo) { |
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585 | daniel-mar | 278 | $this->adminLogout(); |
279 | $loginfo = 'from JWT session'; |
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280 | } |
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281 | |||
620 | daniel-mar | 282 | private static $contentProvider = null; |
1116 | daniel-mar | 283 | |
284 | /** |
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285 | * @return OIDplusAuthContentStore|null |
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286 | * @throws OIDplusException |
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287 | */ |
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288 | public static function getActiveProvider()/*: ?OIDplusAuthContentStore*/ { |
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620 | daniel-mar | 289 | if (!self::$contentProvider) { |
585 | daniel-mar | 290 | |
1265 | daniel-mar | 291 | $tmp = null; |
292 | $silent_error = false; |
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585 | daniel-mar | 293 | |
1265 | daniel-mar | 294 | try { |
585 | daniel-mar | 295 | |
1265 | daniel-mar | 296 | $rel_url = substr($_SERVER['REQUEST_URI'], strlen(OIDplus::webpath(null, OIDplus::PATH_RELATIVE_TO_ROOT))); |
297 | if (str_starts_with($rel_url, 'rest/')) { // <== TODO: Find a way how to move this into the plugin, since REST does not belong to the core. |
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298 | |||
299 | // REST may only use Bearer Authentication |
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300 | $bearer = getBearerToken(); |
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301 | if (!is_null($bearer)) { |
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302 | $silent_error = false; |
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303 | $tmp = new OIDplusAuthContentStoreJWT(); |
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304 | $tmp->loadJWT($bearer); |
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305 | self::jwtSecurityCheck($tmp, self::JWT_GENERATOR_REST | self::JWT_GENERATOR_MANUAL); |
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585 | daniel-mar | 306 | } |
1265 | daniel-mar | 307 | |
308 | } else { |
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309 | |||
310 | // A web-visitor (HTML and AJAX, but not REST) can use a JWT "remember me" Cookie |
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311 | if (isset($_COOKIE[self::COOKIE_NAME])) { |
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312 | $silent_error = true; |
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313 | $tmp = new OIDplusAuthContentStoreJWT(); |
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314 | $tmp->loadJWT($_COOKIE[self::COOKIE_NAME]); |
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315 | self::jwtSecurityCheck($tmp, self::JWT_GENERATOR_LOGIN | self::JWT_GENERATOR_MANUAL); |
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316 | } |
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317 | |||
318 | // AJAX may additionally use GET/POST automated AJAX (in addition to the normal JWT "remember me" Cookie) |
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319 | if (isset($_SERVER['SCRIPT_FILENAME']) && (strtolower(basename($_SERVER['SCRIPT_FILENAME'])) !== 'ajax.php')) { |
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320 | if (isset($_POST[self::COOKIE_NAME])) { |
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321 | $silent_error = false; |
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322 | $tmp = new OIDplusAuthContentStoreJWT(); |
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323 | $tmp->loadJWT($_POST[self::COOKIE_NAME]); |
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324 | self::jwtSecurityCheck($tmp, self::JWT_GENERATOR_AJAX | self::JWT_GENERATOR_MANUAL); |
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325 | } |
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326 | if (isset($_GET[self::COOKIE_NAME])) { |
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327 | $silent_error = false; |
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328 | $tmp = new OIDplusAuthContentStoreJWT(); |
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329 | $tmp->loadJWT($_GET[self::COOKIE_NAME]); |
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330 | self::jwtSecurityCheck($tmp, self::JWT_GENERATOR_AJAX | self::JWT_GENERATOR_MANUAL); |
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331 | } |
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332 | } |
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333 | |||
585 | daniel-mar | 334 | } |
335 | |||
1265 | daniel-mar | 336 | } catch (\Exception $e) { |
337 | if (!$silent_error) { |
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338 | // Most likely an AJAX request. We can throw an Exception |
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339 | throw new OIDplusException(_L('The JWT token was rejected: %1',$e->getMessage())); |
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340 | } else { |
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341 | // Most likely an expired Cookie/Login session. We must not throw an Exception, otherwise we will break jsTree |
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342 | OIDplus::cookieUtils()->unsetcookie(self::COOKIE_NAME); |
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343 | return null; |
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344 | } |
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585 | daniel-mar | 345 | } |
1265 | daniel-mar | 346 | |
347 | self::$contentProvider = $tmp; |
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585 | daniel-mar | 348 | } |
349 | |||
620 | daniel-mar | 350 | return self::$contentProvider; |
585 | daniel-mar | 351 | } |
352 | |||
1116 | daniel-mar | 353 | /** |
354 | * @param string $email |
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355 | * @param string $loginfo |
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356 | * @return void |
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357 | * @throws OIDplusException |
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358 | */ |
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359 | public function raLoginEx(string $email, string &$loginfo) { |
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585 | daniel-mar | 360 | if (is_null(self::getActiveProvider())) { |
361 | $this->raLogin($email); |
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362 | $loginfo = 'into new JWT session'; |
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620 | daniel-mar | 363 | self::$contentProvider = $this; |
585 | daniel-mar | 364 | } else { |
365 | $gen = $this->getValue('oidplus_generator',-1); |
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366 | switch ($gen) { |
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367 | case OIDplusAuthContentStoreJWT::JWT_GENERATOR_AJAX : |
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1265 | daniel-mar | 368 | case OIDplusAuthContentStoreJWT::JWT_GENERATOR_REST : |
585 | daniel-mar | 369 | case OIDplusAuthContentStoreJWT::JWT_GENERATOR_MANUAL : |
370 | throw new OIDplusException(_L('This kind of JWT token cannot be altered. Therefore you cannot do this action.')); |
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371 | case OIDplusAuthContentStoreJWT::JWT_GENERATOR_LOGIN : |
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372 | if (!OIDplus::baseConfig()->getValue('JWT_ALLOW_LOGIN_USER', true)) { |
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373 | throw new OIDplusException(_L('You cannot add this login credential to your existing "remember me" session. You need to log-out first.')); |
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374 | } |
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375 | break; |
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376 | default: |
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377 | assert(false); // This cannot happen because jwtSecurityCheck will check for unknown generators |
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378 | break; |
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379 | } |
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380 | $this->raLogin($email); |
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381 | $loginfo = 'into existing JWT session'; |
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382 | } |
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383 | } |
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384 | |||
1116 | daniel-mar | 385 | /** |
386 | * @param string $loginfo |
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387 | * @return void |
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388 | * @throws OIDplusException |
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389 | */ |
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390 | public function adminLoginEx(string &$loginfo) { |
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585 | daniel-mar | 391 | if (is_null(self::getActiveProvider())) { |
392 | $this->adminLogin(); |
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393 | $loginfo = 'into new JWT session'; |
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620 | daniel-mar | 394 | self::$contentProvider = $this; |
585 | daniel-mar | 395 | } else { |
396 | $gen = $this->getValue('oidplus_generator',-1); |
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397 | switch ($gen) { |
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398 | case OIDplusAuthContentStoreJWT::JWT_GENERATOR_AJAX : |
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1265 | daniel-mar | 399 | case OIDplusAuthContentStoreJWT::JWT_GENERATOR_REST : |
585 | daniel-mar | 400 | case OIDplusAuthContentStoreJWT::JWT_GENERATOR_MANUAL : |
401 | throw new OIDplusException(_L('This kind of JWT token cannot be altered. Therefore you cannot do this action.')); |
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402 | case OIDplusAuthContentStoreJWT::JWT_GENERATOR_LOGIN : |
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403 | if (!OIDplus::baseConfig()->getValue('JWT_ALLOW_LOGIN_ADMIN', true)) { |
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404 | throw new OIDplusException(_L('You cannot add this login credential to your existing "remember me" session. You need to log-out first.')); |
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405 | } |
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406 | break; |
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407 | default: |
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408 | assert(false); // This cannot happen because jwtSecurityCheck will check for unknown generators |
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409 | break; |
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410 | } |
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411 | $this->adminLogin(); |
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412 | $loginfo = 'into existing JWT session'; |
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413 | } |
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414 | } |
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415 | |||
566 | daniel-mar | 416 | // Individual functions |
417 | |||
1116 | daniel-mar | 418 | /** |
1265 | daniel-mar | 419 | * Decode the JWT. In this step, the signature as well as EXP/NBF times will be checked |
1116 | daniel-mar | 420 | * @param string $jwt |
421 | * @return void |
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422 | * @throws OIDplusException |
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423 | */ |
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424 | public function loadJWT(string $jwt) { |
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571 | daniel-mar | 425 | \Firebase\JWT\JWT::$leeway = 60; // leeway in seconds |
570 | daniel-mar | 426 | if (OIDplus::getPkiStatus()) { |
830 | daniel-mar | 427 | $pubKey = OIDplus::getSystemPublicKey(); |
1298 | daniel-mar | 428 | $k = new \Firebase\JWT\Key($pubKey, 'RS256'); // RSA+SHA256 is hardcoded in getPkiStatus() generation |
679 | daniel-mar | 429 | $this->content = (array) \Firebase\JWT\JWT::decode($jwt, $k); |
570 | daniel-mar | 430 | } else { |
1283 | daniel-mar | 431 | $key = OIDplus::authUtils()->makeSecret(['0be35e52-f4ef-11ed-b67e-3c4a92df8582']); |
826 | daniel-mar | 432 | $key = hash_pbkdf2('sha512', $key, '', 10000, 32/*256bit*/, false); |
679 | daniel-mar | 433 | $k = new \Firebase\JWT\Key($key, 'HS512'); // HMAC+SHA512 is hardcoded here |
434 | $this->content = (array) \Firebase\JWT\JWT::decode($jwt, $k); |
||
570 | daniel-mar | 435 | } |
566 | daniel-mar | 436 | } |
437 | |||
1116 | daniel-mar | 438 | /** |
439 | * @return string |
||
440 | * @throws OIDplusException |
||
441 | */ |
||
442 | public function getJWTToken(): string { |
||
566 | daniel-mar | 443 | $payload = $this->content; |
699 | daniel-mar | 444 | $payload["iss"] = OIDplus::getEditionInfo()['jwtaud']; |
445 | $payload["aud"] = OIDplus::getEditionInfo()['jwtaud']; |
||
570 | daniel-mar | 446 | $payload["jti"] = gen_uuid(); |
566 | daniel-mar | 447 | $payload["iat"] = time(); |
1298 | daniel-mar | 448 | $payload["oidplus_ssh"] = self::getSsh(); // SSH = Server Secret Hash |
570 | daniel-mar | 449 | |
450 | if (OIDplus::getPkiStatus()) { |
||
830 | daniel-mar | 451 | $privKey = OIDplus::getSystemPrivateKey(); |
1298 | daniel-mar | 452 | return \Firebase\JWT\JWT::encode($payload, $privKey, 'RS256'); // RSA+SHA256 is hardcoded in getPkiStatus() generation |
570 | daniel-mar | 453 | } else { |
1283 | daniel-mar | 454 | $key = OIDplus::authUtils()->makeSecret(['0be35e52-f4ef-11ed-b67e-3c4a92df8582']); |
826 | daniel-mar | 455 | $key = hash_pbkdf2('sha512', $key, '', 10000, 32/*256bit*/, false); |
679 | daniel-mar | 456 | return \Firebase\JWT\JWT::encode($payload, $key, 'HS512'); // HMAC+SHA512 is hardcoded here |
570 | daniel-mar | 457 | } |
566 | daniel-mar | 458 | } |
459 | |||
570 | daniel-mar | 460 | } |