132 lines
3.9 KiB
PHP
132 lines
3.9 KiB
PHP
<?php
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// Start session
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if (session_status() !== PHP_SESSION_ACTIVE) {
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ini_set("session.cookie_httponly", 1);
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ini_set('session.gc_maxlifetime', $SESSION_LIFETIME);
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}
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if (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) &&
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strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) == "https") {
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if (session_status() !== PHP_SESSION_ACTIVE) {
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ini_set("session.cookie_secure", 1);
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}
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$IS_HTTPS = true;
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}
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elseif (isset($_SERVER['HTTPS'])) {
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if (session_status() !== PHP_SESSION_ACTIVE) {
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ini_set("session.cookie_secure", 1);
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}
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$IS_HTTPS = true;
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}
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else {
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$IS_HTTPS = false;
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}
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if (session_status() !== PHP_SESSION_ACTIVE) {
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session_start();
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}
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if (!isset($_SESSION['CSRF']['TOKEN'])) {
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$_SESSION['CSRF']['TOKEN'] = bin2hex(random_bytes(32));
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}
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// Set session UA
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if (!isset($_SESSION['SESS_REMOTE_UA'])) {
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$_SESSION['SESS_REMOTE_UA'] = $_SERVER['HTTP_USER_AGENT'];
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}
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// Keep session active
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if (isset($_SESSION['LAST_ACTIVITY']) && (time() - $_SESSION['LAST_ACTIVITY'] > $SESSION_LIFETIME)) {
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session_unset();
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session_destroy();
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}
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$_SESSION['LAST_ACTIVITY'] = time();
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// API
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if (!empty($_SERVER['HTTP_X_API_KEY'])) {
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$stmt = $pdo->prepare("SELECT `allow_from` FROM `api` WHERE `api_key` = :api_key AND `active` = '1';");
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$stmt->execute(array(
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':api_key' => preg_replace('/[^a-zA-Z0-9-]/', '', $_SERVER['HTTP_X_API_KEY'])
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));
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$api_return = $stmt->fetch(PDO::FETCH_ASSOC);
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if (!empty($api_return['allow_from'])) {
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$remote = get_remote_ip(false);
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$allow_from = array_map('trim', preg_split( "/( |,|;|\n)/", $api_return['allow_from']));
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if (in_array($remote, $allow_from)) {
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$_SESSION['mailcow_cc_username'] = 'API';
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$_SESSION['mailcow_cc_role'] = 'admin';
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$_SESSION['mailcow_cc_api'] = true;
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}
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else {
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$redis->publish("F2B_CHANNEL", "mailcow UI: Invalid password for API_USER by " . $_SERVER['REMOTE_ADDR']);
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error_log("mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
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echo json_encode(array(
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'type' => 'error',
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'msg' => 'api access denied for ip ' . $_SERVER['REMOTE_ADDR']
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));
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unset($_POST);
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die();
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}
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}
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else {
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$redis->publish("F2B_CHANNEL", "mailcow UI: Invalid password for API_USER by " . $_SERVER['REMOTE_ADDR']);
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error_log("mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
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echo json_encode(array(
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'type' => 'error',
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'msg' => 'authentication failed'
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));
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unset($_POST);
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die();
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}
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}
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// Handle logouts
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if (isset($_POST["logout"])) {
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if (isset($_SESSION["dual-login"])) {
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$_SESSION["mailcow_cc_username"] = $_SESSION["dual-login"]["username"];
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$_SESSION["mailcow_cc_role"] = $_SESSION["dual-login"]["role"];
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unset($_SESSION["dual-login"]);
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header("Location: /mailbox");
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exit();
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}
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else {
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session_regenerate_id(true);
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session_unset();
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session_destroy();
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session_write_close();
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header("Location: /");
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}
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}
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// Check session
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function session_check() {
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if (isset($_SESSION['mailcow_cc_api']) && $_SESSION['mailcow_cc_api'] === true) {
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return true;
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}
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if (!isset($_SESSION['SESS_REMOTE_UA']) || ($_SESSION['SESS_REMOTE_UA'] != $_SERVER['HTTP_USER_AGENT'])) {
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$_SESSION['return'][] = array(
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'type' => 'warning',
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'msg' => 'session_ua'
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);
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return false;
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}
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if (!empty($_POST)) {
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if ($_SESSION['CSRF']['TOKEN'] != $_POST['csrf_token']) {
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$_SESSION['return'][] = array(
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'type' => 'warning',
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'msg' => 'session_token'
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);
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return false;
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}
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unset($_POST['csrf_token']);
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$_SESSION['CSRF']['TOKEN'] = bin2hex(random_bytes(32));
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$_SESSION['CSRF']['TIME'] = time();
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}
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return true;
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}
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if (isset($_SESSION['mailcow_cc_role']) && session_check() === false) {
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$_POST = array();
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$_FILES = array();
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}
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