ProxyPanel/app/Components/NetworkDetection.php

<?php

namespace App\Components;

use Http;
use Log;

class NetworkDetection
{
    /**
     * 用api.50network.com进行节点阻断检测
     *
     * @param  string  $ip  被检测的IP
     * @param  bool  $type  TRUE 为ICMP,FALSE 为tcp
     * @param  int|null  $port  检测端口，默认为空
     *
     * @return bool|string
     */
    public static function networkCheck(string $ip, bool $type, $port = null)
    {
        $url = 'https://api.50network.com/china-firewall/check/ip/'.($type ? 'icmp/' : ($port ? 'tcp_port/' : 'tcp_ack/')).$ip.($port ? '/'.$port : '');

        $checkName = $type ? 'ICMP' : 'TCP';
        $response = Http::timeout(15)->get($url);

        if ($response->ok()) {
            $message = $response->json();
            if (!$message) {
                Log::warning("【".$checkName."阻断检测】检测".$ip."时，接口返回异常访问链接：".$url);

                return false;
            }

            if (!$message['success']) {
                if ($message['error'] === "execute timeout (3s)") {
                    sleep(10);

                    return self::networkCheck($ip, $type, $port);
                }

                Log::warning("【".$checkName."阻断检测】检测".$ip.$port."时，返回".var_export($message, true));

                return false;
            }

            if ($message['firewall-enable'] && $message['firewall-disable']) {
                return "通讯正常"; // 正常
            }

            if ($message['firewall-enable'] && !$message['firewall-disable']) {
                return "海外阻断"; // 国外访问异常
            }

            if (!$message['firewall-enable'] && $message['firewall-disable']) {
                return "国内阻断"; // 被墙
            }

            return "机器宕机"; // 服务器宕机
        }

        return false;
    }

    /**
     * 用外部API进行Ping检测
     *
     * @param  string  $ip  被检测的IP或者域名
     *
     * @return bool|array
     */
    public static function ping(string $ip)
    {
        $url = 'https://api.oioweb.cn/api/hostping.php?host='.$ip; // https://api.iiwl.cc/api/ping.php?host=
        $response = Http::timeout(15)->get($url);

        // 发送成功
        if ($response->ok()) {
            $message = $response->json();
            if ($message && $message['code']) {
                return $message['data'];
            }
            // 发送失败
            Log::warning("【PING】检测".$ip."时，返回".var_export($message, true));

            return false;
        }
        Log::warning("【PING】检测".$ip."时，接口返回异常访问链接：".$url);

        // 发送错误
        return false;
    }
}