BroadbandSaler/app/Http/Middleware/IpWhitelist.php

<?php

namespace App\Http\Middleware;

use App\DataApiNew\Models\AgentApi;
use Closure;
use Illuminate\Http\Request;
use Vinkla\Hashids\Facades\Hashids;

class IpWhitelist
{
    /**
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure(\Illuminate\Http\Request): (\Illuminate\Http\Response|\Illuminate\Http\RedirectResponse)  $next
     * @return \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse
     */
    public function handle(Request $request, Closure $next)
    {
        $user_key = $request->input('user_key');
        $user_id = data_get(Hashids::decode($user_key), '0');

        if (!$user_id) {
            return error('无效的用户密钥');
        }

        // 白名单 IP 列表
        $whitelist = AgentApi::where('user_id', $user_id)->value('ip_whitelist');
        $whitelistArr = array_map('trim', explode("\n", $whitelist));

        // 获取客户端的 IP 地址
        $clientIp = $request->getClientIp();

        if (!in_array($clientIp, $whitelistArr)) {
            return error('IP未加入白名单');
        }

        return $next($request);
    }
}