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mirror of https://github.com/mailcow/mailcow-dockerized.git synced 2024-12-04 10:24:42 +02:00
mailcow-dockerized/data/web/inc/sessions.inc.php

141 lines
4.2 KiB
PHP

<?php
// Start session
if (session_status() !== PHP_SESSION_ACTIVE) {
ini_set("session.cookie_httponly", 1);
ini_set('session.gc_maxlifetime', $SESSION_LIFETIME);
}
if (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) &&
strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) == "https") {
if (session_status() !== PHP_SESSION_ACTIVE) {
ini_set("session.cookie_secure", 1);
}
$IS_HTTPS = true;
}
elseif (isset($_SERVER['HTTPS'])) {
if (session_status() !== PHP_SESSION_ACTIVE) {
ini_set("session.cookie_secure", 1);
}
$IS_HTTPS = true;
}
else {
$IS_HTTPS = false;
}
if (session_status() !== PHP_SESSION_ACTIVE) {
session_start();
}
if (!isset($_SESSION['CSRF']['TOKEN'])) {
$_SESSION['CSRF']['TOKEN'] = bin2hex(random_bytes(32));
}
// Set session UA
if (!isset($_SESSION['SESS_REMOTE_UA'])) {
$_SESSION['SESS_REMOTE_UA'] = $_SERVER['HTTP_USER_AGENT'];
}
// Keep session active
if (isset($_SESSION['LAST_ACTIVITY']) && (time() - $_SESSION['LAST_ACTIVITY'] > $SESSION_LIFETIME)) {
session_unset();
session_destroy();
}
$_SESSION['LAST_ACTIVITY'] = time();
// API
if (!empty($_SERVER['HTTP_X_API_KEY'])) {
$stmt = $pdo->prepare("SELECT * FROM `api` WHERE `api_key` = :api_key AND `active` = '1';");
$stmt->execute(array(
':api_key' => preg_replace('/[^a-zA-Z0-9-]/', '', $_SERVER['HTTP_X_API_KEY'])
));
$api_return = $stmt->fetch(PDO::FETCH_ASSOC);
if (!empty($api_return['api_key'])) {
$skip_ip_check = ($api_return['skip_ip_check'] == 1);
$remote = get_remote_ip(false);
$allow_from = array_map('trim', preg_split( "/( |,|;|\n)/", $api_return['allow_from']));
if ($skip_ip_check === true || ip_acl($remote, $allow_from)) {
$_SESSION['mailcow_cc_username'] = 'API';
$_SESSION['mailcow_cc_role'] = 'admin';
$_SESSION['mailcow_cc_api'] = true;
if ($api_return['access'] == 'rw') {
$_SESSION['mailcow_cc_api_access'] = 'rw';
}
else {
$_SESSION['mailcow_cc_api_access'] = 'ro';
}
}
else {
$redis->publish("F2B_CHANNEL", "mailcow UI: Invalid password for API_USER by " . $_SERVER['REMOTE_ADDR']);
error_log("mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
http_response_code(401);
echo json_encode(array(
'type' => 'error',
'msg' => 'api access denied for ip ' . $_SERVER['REMOTE_ADDR']
));
unset($_POST);
exit();
}
}
else {
$redis->publish("F2B_CHANNEL", "mailcow UI: Invalid password for API_USER by " . $_SERVER['REMOTE_ADDR']);
error_log("mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
http_response_code(401);
echo json_encode(array(
'type' => 'error',
'msg' => 'authentication failed'
));
unset($_POST);
exit();
}
}
// Handle logouts
if (isset($_POST["logout"])) {
if (isset($_SESSION["dual-login"])) {
$_SESSION["mailcow_cc_username"] = $_SESSION["dual-login"]["username"];
$_SESSION["mailcow_cc_role"] = $_SESSION["dual-login"]["role"];
unset($_SESSION["dual-login"]);
header("Location: /mailbox");
exit();
}
else {
session_regenerate_id(true);
session_unset();
session_destroy();
session_write_close();
header("Location: /");
}
}
// Check session
function session_check() {
if (isset($_SESSION['mailcow_cc_api']) && $_SESSION['mailcow_cc_api'] === true) {
return true;
}
if (!isset($_SESSION['SESS_REMOTE_UA']) || ($_SESSION['SESS_REMOTE_UA'] != $_SERVER['HTTP_USER_AGENT'])) {
$_SESSION['return'][] = array(
'type' => 'warning',
'msg' => 'session_ua'
);
return false;
}
if (!empty($_POST)) {
if ($_SESSION['CSRF']['TOKEN'] != $_POST['csrf_token']) {
$_SESSION['return'][] = array(
'type' => 'warning',
'msg' => 'session_token'
);
return false;
}
unset($_POST['csrf_token']);
$_SESSION['CSRF']['TOKEN'] = bin2hex(random_bytes(32));
$_SESSION['CSRF']['TIME'] = time();
}
return true;
}
if (isset($_SESSION['mailcow_cc_role']) && session_check() === false) {
$_POST = array();
$_FILES = array();
}