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<?php |
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/** |
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* Copyright (C) 2016 SURFnet. |
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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 Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (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 Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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namespace SURFnet\VPN\Server\Api; |
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use PDO; |
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use PDOException; |
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/** |
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* Keep track of VPN connections. |
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*/ |
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class ConnectionLog |
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{ |
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/** @var PDO */ |
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private $db; |
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public function __construct(PDO $db) |
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{ |
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$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); |
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$this->db = $db; |
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} |
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public function connect($poolId, $commonName, $ip, $ip6, $connectedAt) |
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{ |
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$stmt = $this->db->prepare( |
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'INSERT INTO connection_log ( |
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pool_id, |
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common_name, |
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ip, |
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ip6, |
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connected_at |
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) |
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VALUES( |
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:pool_id, |
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:common_name, |
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:ip, |
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:ip6, |
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:connected_at |
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)' |
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); |
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$stmt->bindValue(':pool_id', $poolId, PDO::PARAM_STR); |
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$stmt->bindValue(':common_name', $commonName, PDO::PARAM_STR); |
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$stmt->bindValue(':ip', $ip, PDO::PARAM_STR); |
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$stmt->bindValue(':ip6', $ip6, PDO::PARAM_STR); |
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$stmt->bindValue(':connected_at', $connectedAt, PDO::PARAM_INT); |
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try { |
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$stmt->execute(); |
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} catch (PDOException $e) { |
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return false; |
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} |
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return true; |
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} |
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public function disconnect($poolId, $commonName, $ip, $ip6, $connectedAt, $disconnectedAt, $bytesTransferred) |
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{ |
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$stmt = $this->db->prepare( |
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'UPDATE connection_log |
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SET |
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disconnected_at = :disconnected_at, |
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bytes_transferred = :bytes_transferred |
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WHERE |
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pool_id = :pool_id AND |
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common_name = :common_name AND |
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ip = :ip AND |
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ip6 = :ip6 AND |
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connected_at = :connected_at |
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' |
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); |
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$stmt->bindValue(':pool_id', $poolId, PDO::PARAM_STR); |
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$stmt->bindValue(':common_name', $commonName, PDO::PARAM_STR); |
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$stmt->bindValue(':ip', $ip, PDO::PARAM_STR); |
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$stmt->bindValue(':ip6', $ip6, PDO::PARAM_STR); |
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$stmt->bindValue(':connected_at', $connectedAt, PDO::PARAM_INT); |
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$stmt->bindValue(':disconnected_at', $disconnectedAt, PDO::PARAM_INT); |
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$stmt->bindValue(':bytes_transferred', $bytesTransferred, PDO::PARAM_INT); |
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// XXX number of affected rows should be one! |
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try { |
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$stmt->execute(); |
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} catch (PDOException $e) { |
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return false; |
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} |
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return true; |
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} |
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public function init() |
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{ |
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$queryList = [ |
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'CREATE TABLE IF NOT EXISTS connection_log ( |
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pool_id VARCHAR(255) NOT NULL, |
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common_name VARCHAR(255) NOT NULL, |
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ip VARCHAR(255) NOT NULL, |
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ip6 VARCHAR(255) NOT NULL, |
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connected_at INTEGER NOT NULL, |
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disconnected_at INTEGER DEFAULT NULL, |
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bytes_transferred INTEGER DEFAULT NULL |
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)', |
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]; |
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foreach ($queryList as $query) { |
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$this->db->query($query); |
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} |
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} |
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} |
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eduVPN /
vpn-server-api
