72 lines
1.9 KiB
PHP
72 lines
1.9 KiB
PHP
<?php
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/**
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* LdapSessionCache.php
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*
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* Session cache for ldap queries
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* @link https://www.librenms.org
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* @copyright 2018 Tony Murray
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* @author Tony Murray <murraytony@gmail.com>
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*/
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namespace LibreNMS\Authentication;
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use Carbon\Carbon;
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use LibreNMS\Config;
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use Session;
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trait LdapSessionCache
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{
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protected function authLdapSessionCacheGet($attr)
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{
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$ttl = Config::get('auth_ldap_cache_ttl', 300);
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// no session, don't cache
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if (! class_exists('Session')) {
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return null;
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}
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// auth_ldap cache present in this session?
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if (! Session::has('auth_ldap')) {
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return null;
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}
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$cache = Session::get('auth_ldap');
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// $attr present in cache?
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if (! isset($cache[$attr])) {
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return null;
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}
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// Value still valid?
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if (time() - $cache[$attr]['last_updated'] >= $ttl) {
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return null;
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}
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return $cache[$attr]['value'];
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}
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protected function authLdapSessionCacheSet($attr, $value)
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{
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if (class_exists('Session')) {
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Session::put($attr, [
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'value' => $value,
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'last_updated' => Carbon::now(),
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]);
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}
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}
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}
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