function Request::setTrustedProxies

Sets a list of trusted proxies.

You should only list the reverse proxies that you manage directly.

Parameters

array $proxies A list of trusted proxies, the string 'REMOTE_ADDR' will be replaced with $_SERVER['REMOTE_ADDR'] and 'PRIVATE_SUBNETS' by IpUtils::PRIVATE_SUBNETS:

int-mask-of<Request::HEADER_*> $trustedHeaderSet A bit field to set which headers to trust from your proxies:

2 calls to Request::setTrustedProxies()

Kernel::preBoot in vendor/symfony/http-kernel/Kernel.php

SubRequestHandler::handle in vendor/symfony/http-kernel/HttpCache/SubRequestHandler.php

File

vendor/symfony/http-foundation/Request.php, line 539

Class

Request

Request represents an HTTP request.

Namespace

Symfony\Component\HttpFoundation

Code

public static function setTrustedProxies(array $proxies, int $trustedHeaderSet) : void {
    if (false !== ($i = array_search('REMOTE_ADDR', $proxies, true))) {
        if (isset($_SERVER['REMOTE_ADDR'])) {
            $proxies[$i] = $_SERVER['REMOTE_ADDR'];
        }
        else {
            unset($proxies[$i]);
            $proxies = array_values($proxies);
        }
    }
    if (false !== ($i = array_search('PRIVATE_SUBNETS', $proxies, true)) || false !== ($i = array_search('private_ranges', $proxies, true))) {
        unset($proxies[$i]);
        $proxies = array_merge($proxies, IpUtils::PRIVATE_SUBNETS);
    }
    self::$trustedProxies = $proxies;
    self::$trustedHeaderSet = $trustedHeaderSet;
}