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Resolve #971

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This commit is contained in:
the-djmaze 2023-02-16 22:30:55 +01:00
parent a9eff27f99
commit 5b536f81e3
2 changed files with 11 additions and 10 deletions
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11
snappymail/v/0.0.0/app/libraries/RainLoop/Config/Application.php
View file

@ -18,6 +18,16 @@ class Application extends \RainLoop\Config\AbstractConfig
{
$bResult = parent::Load();
$max = \floatval($this->Get('security', 'max_sys_getloadavg', 0));
if ($max && \function_exists('sys_getloadavg')) {
$load = \sys_getloadavg();
if ($load && $load[0] > $max) {
\header('HTTP/1.1 503 Service Unavailable');
\header('Retry-After: 120');
exit('Mailserver too busy. Please try again later.');
}
}
$this->aReplaceEnv = null;
if ((isset($_ENV) && \is_array($_ENV) && \count($_ENV)) ||
(isset($_SERVER) && \is_array($_SERVER) && \count($_SERVER)))
@ -194,6 +204,7 @@ class Application extends \RainLoop\Config\AbstractConfig
'force_https' => array(false),
'hide_x_mailer_header' => array(true),
'max_sys_getloadavg' => array(0.0, 'https://en.m.wikipedia.org/wiki/Load_(computing)'),
'content_security_policy' => array('', 'For example to allow all images use "img-src https:". More info at https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy#directives'),
'csp_report' => array(false, 'Report CSP errors to PHP and/or SnappyMail Log'),
'encrypt_cipher' => array('aes-256-cbc-hmac-sha1', 'A valid cipher method from https://php.net/openssl_get_cipher_methods'),

10
snappymail/v/0.0.0/include.php
View file

@ -3,16 +3,6 @@ if (defined('APP_VERSION_ROOT_PATH')) {
return;
}
if (function_exists('sys_getloadavg')) {
$load = sys_getloadavg();
if ($load && $load[0] > 95) {
header('HTTP/1.1 503 Service Unavailable');
header('Retry-After: 120');
exit('Mailserver too busy. Please try again later.');
}
unset($load);
}
// PHP 8
if (!function_exists('str_contains')) {
function str_contains(string $haystack, string $needle) : bool