baoshi-was/app/Http/Middleware/AccessRestriction.php

<?php

namespace App\Http\Middleware;

use Closure;

class AccessRestriction
{
    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure  $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        $ip=[
            '101.85.200.172',
            '101.133.135.193'
        ];
        if(in_array($request->getClientIp(), $ip)){
            return $next($request);
        } else {
            $request->headers->set('Accept', 'application/json');
            return response('无权限访问,您的IP：'.$request->getClientIp(), 403);
        }
    }
}