diff options
| -rw-r--r-- | plugins/LdapAuthentication/LdapAuthenticationPlugin.php | 23 | ||||
| -rw-r--r-- | plugins/LdapAuthentication/MemcacheSchemaCache.php | 75 |
2 files changed, 92 insertions, 6 deletions
diff --git a/plugins/LdapAuthentication/LdapAuthenticationPlugin.php b/plugins/LdapAuthentication/LdapAuthenticationPlugin.php index 0ce08bd78..39967fe42 100644 --- a/plugins/LdapAuthentication/LdapAuthenticationPlugin.php +++ b/plugins/LdapAuthentication/LdapAuthenticationPlugin.php @@ -67,6 +67,18 @@ class LdapAuthenticationPlugin extends AuthenticationPlugin throw new Exception("if password_changeable is set, the password attribute and password_encoding must also be specified"); } } + + function onAutoload($cls) + { + switch ($cls) + { + case 'MemcacheSchemaCache': + require_once(INSTALLDIR.'/plugins/LdapAuthentication/MemcacheSchemaCache.php'); + return false; + default: + return parent::onAutoload($cls); + } + } //---interface implementation---// @@ -175,12 +187,11 @@ class LdapAuthenticationPlugin extends AuthenticationPlugin } if($config == null) $this->default_ldap=$ldap; - if (isset($this->schema_cachefile)) { - $cacheConfig = array( - 'path' => $this->schema_cachefile, - 'max_age' => (isset($this->schema_maxage) ? $this->schema_maxage : 1200 ) - ); - $cacheObj = new Net_LDAP2_SimpleFileSchemaCache($cacheConfig); + $c = common_memcache(); + if (!empty($c)) { + $cacheObj = new MemcacheSchemaCache( + array('c'=>$c, + 'cacheKey' => common_cache_key('ldap_schema:' . crc32(serialize($config))))); $ldap->registerSchemaCache($cacheObj); } return $ldap; diff --git a/plugins/LdapAuthentication/MemcacheSchemaCache.php b/plugins/LdapAuthentication/MemcacheSchemaCache.php new file mode 100644 index 000000000..6b91d17d6 --- /dev/null +++ b/plugins/LdapAuthentication/MemcacheSchemaCache.php @@ -0,0 +1,75 @@ +<?php +/** + * StatusNet, the distributed open-source microblogging tool + * + * Cache the LDAP schema in memcache to improve performance + * + * PHP version 5 + * + * LICENCE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @category Plugin + * @package StatusNet + * @author Craig Andrews <candrews@integralblue.com> + * @copyright 2009 Craig Andrews http://candrews.integralblue.com + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://status.net/ + */ +class MemcacheSchemaCache implements Net_LDAP2_SchemaCache +{ + protected $c; + protected $cacheKey; + + /** + * Initialize the simple cache + * + * Config is as following: + * memcache memcache instance + * cachekey the key in the cache to look at + * + * @param array $cfg Config array + */ + public function MemcacheSchemaCache($cfg) + { + $this->c = $cfg['c']; + $this->cacheKey = $cfg['cacheKey']; + } + + /** + * Return the schema object from the cache + * + * @return Net_LDAP2_Schema|Net_LDAP2_Error|false + */ + public function loadSchema() + { + return $this->c->get($this->cacheKey); + } + + /** + * Store a schema object in the cache + * + * This method will be called, if Net_LDAP2 has fetched a fresh + * schema object from LDAP and wants to init or refresh the cache. + * + * To invalidate the cache and cause Net_LDAP2 to refresh the cache, + * you can call this method with null or false as value. + * The next call to $ldap->schema() will then refresh the caches object. + * + * @param mixed $schema The object that should be cached + * @return true|Net_LDAP2_Error|false + */ + public function storeSchema($schema) { + return $this->c->set($this->cacheKey, $schema); + } +} |