Adding config/trustedproxy.php

.env.example

@@ -12,3 +12,5 @@ DB_CONNECTION=sqlite
 
 CACHE_DRIVER=file
 QUEUE_CONNECTION=sync
+
+TRUSTED_PROXIES=127.0.0.1,1.1.1.1

config/trustedproxy.php

@@ -0,0 +1,33 @@
+<?php
+
+use Illuminate\Http\Request;
+
+return [
+
+    /*
+     * Set trusted proxy IP addresses.
+     *
+     * Both IPv4 and IPv6 addresses are
+     * supported, along with CIDR notation.
+     *
+     * The "*" character is syntactic sugar
+     * within TrustedProxy to trust any proxy
+     * that connects directly to your server,
+     * a requirement when you cannot know the address
+     * of your proxy (e.g. if using ELB or similar).
+     *
+     */
+    'proxies' =>  explode(',', env('TRUSTED_PROXIES')),
+
+    /*
+     * Which headers to use to detect proxy related data (For, Host, Proto, Port)
+     * 
+     * Options include:
+     * 
+     * - Illuminate\Http\Request::HEADER_X_FORWARDED_ALL (use all x-forwarded-* headers to establish trust)
+     * - Illuminate\Http\Request::HEADER_FORWARDED (use the FORWARDED header to establish trust)
+     * 
+     * @link https://symfony.com/doc/current/deployment/proxies.html
+     */
+    'headers' => Request::HEADER_X_FORWARDED_ALL,
+];