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105 lines
3.2 KiB
PHP
105 lines
3.2 KiB
PHP
<?php
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namespace App\Components;
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use Cache;
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use Http;
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use Log;
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class NetworkDetection
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{
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/**
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* 用api.50network.com进行节点阻断检测.
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*
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* @param string $ip 被检测的IP
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* @param bool $type TRUE 为ICMP,FALSE 为tcp
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* @param int|null $port 检测端口，默认为空
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*
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* @return bool|string
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*/
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public static function networkCheck(string $ip, bool $type, $port = null)
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{
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$cacheKey = 'network_times_'.md5($ip);
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if (Cache::has($cacheKey)) {
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Cache::decrement($cacheKey);
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} else {
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Cache::put($cacheKey, 2, Day); // 24小时
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}
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$url = 'https://api.50network.com/china-firewall/check/ip/'.($type ? 'icmp/' : ($port ? 'tcp_port/' : 'tcp_ack/')).$ip.($port ? '/'.$port : '');
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$checkName = $type ? 'ICMP' : 'TCP';
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$response = Http::timeout(15)->get($url);
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if ($response->ok()) {
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$message = $response->json();
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if (! $message) {
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Log::warning('【'.$checkName.'阻断检测】检测'.$ip.'时，接口返回异常访问链接：'.$url);
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return false;
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}
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if (! $message['success']) {
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if ($message['error'] === 'execute timeout (3s)') {
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sleep(10);
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if (Cache::get($cacheKey) < 0) {
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Log::warning('【'.$checkName.'阻断检测】检测'.$ip.$port.'时，重复请求后无结果，最后返回'.$message['error']);
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return false;
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}
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return self::networkCheck($ip, $type, $port);
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}
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Log::warning('【'.$checkName.'阻断检测】检测'.$ip.$port.'时，返回'.var_export($message, true));
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return false;
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}
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if ($message['firewall-enable'] && $message['firewall-disable']) {
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return '通讯正常'; // 正常
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}
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if ($message['firewall-enable'] && ! $message['firewall-disable']) {
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return '海外阻断'; // 国外访问异常
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}
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if (! $message['firewall-enable'] && $message['firewall-disable']) {
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return '国内阻断'; // 被墙
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}
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return '机器宕机'; // 服务器宕机
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}
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return false;
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}
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/**
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* 用外部API进行Ping检测.
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*
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* @param string $ip 被检测的IP或者域名
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*
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* @return bool|array
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*/
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public static function ping(string $ip)
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{
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$url = 'https://api.oioweb.cn/api/hostping.php?host='.$ip; // https://api.iiwl.cc/api/ping.php?host=
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$response = Http::timeout(15)->retry(2)->get($url);
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// 发送成功
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if ($response->ok()) {
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$message = $response->json();
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if ($message && $message['code']) {
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return $message['data'];
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}
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// 发送失败
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Log::warning('【PING】检测'.$ip.'时，返回'.var_export($message, true));
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return false;
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}
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Log::warning('【PING】检测'.$ip.'时，接口返回异常访问链接：'.$url);
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// 发送错误
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return false;
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}
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}
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