42 lines
1.4 KiB
PHP
42 lines
1.4 KiB
PHP
<?php
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namespace App\Http\Middleware;
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use Closure;
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use Illuminate\Http\Request;
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use Symfony\Component\HttpFoundation\Response;
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/**
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* Serves the operator console only on the hostnames listed in ADMIN_HOSTS.
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*
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* Responds 404 (not 403) on any other host: a public domain must not even
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* disclose that an admin console exists here. Empty list = no restriction, so
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* this can be rolled out without locking anyone out.
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*
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* Host-based rather than IP-based on purpose: behind a reverse proxy without
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* TrustProxies, request->ip() is the proxy's address, so an IP allowlist would
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* be misleading. The real network-level control stays in the proxy.
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*/
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class RestrictAdminHost
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{
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public function handle(Request $request, Closure $next): Response
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{
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// Path-scoped and prepended to the `web` group rather than attached to
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// the admin route group: route middleware is reordered by Laravel's
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// priority list, which puts `auth` first — a guest would then be
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// redirected to /login and thereby learn the console exists. Running
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// ahead of the whole route stack makes the 404 deterministic.
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if (! $request->is('admin', 'admin/*')) {
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return $next($request);
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}
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$allowed = (array) config('admin_access.hosts', []);
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if ($allowed !== [] && ! in_array($request->getHost(), $allowed, true)) {
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abort(404);
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}
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return $next($request);
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}
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}
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