阿里云vps流量监控

<?php
error_reporting(0);
    function percentEncode($str){
        // 使用urlencode编码后,将"+","*","%7E"做替换即满足ECS API规定的编码规范
        $res = urlencode($str);
        $res = preg_replace('/\+/', '%20', $res);
        $res = preg_replace('/\*/', '%2A', $res);
        $res = preg_replace('/%7E/', '~', $res);
        return $res;
    }
    function computeSignature($parameters, $accessKeySecret){
        // 将参数Key按字典顺序排序
        ksort($parameters);
        // 生成规范化请求字符串
        $canonicalizedQueryString = '';
        foreach($parameters as $key => $value)
        {
            $canonicalizedQueryString .= '&' . percentEncode($key)
                . '=' . percentEncode($value);
        }
        // 生成用于计算签名的字符串 stringToSign
        $stringToSign = 'GET&%2F&' . percentencode(substr($canonicalizedQueryString, 1));
        // 计算签名,注意accessKeySecret后面要加上字符'&'
        $signature = base64_encode(hash_hmac('sha1', $stringToSign, $accessKeySecret . '&', true));
      return $signature;
    }
    function get_action($data){
        date_default_timezone_set("GMT");
        $dateTimeFormat = 'Y-m-d\TH:i:s\Z';
        $publicdata = array(
            // 公共参数
            'Format' => 'JSON',
            'Version' => '2017-12-14',
            'AccessKeyId' => AccessKey ID,
            'SignatureVersion' => '1.0',
            'SignatureMethod' => 'HMAC-SHA1',
            'SignatureNonce'=> uniqid(),
            'Timestamp' => date($dateTimeFormat)
        );
        $data = array_merge($publicdata,$data);
        $data['Signature'] = computeSignature($data,         Access Key Secret);
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, 'https://business.ap-southeast-1.aliyuncs.com/?' . http_build_query($data));
        curl_setopt($ch, CURLOPT_HEADER, 0);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
              curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
        $res = curl_exec($ch);
        date_default_timezone_set('PRC');
              //echo $res;
        return $res;
    }
         //流量JSON
    function get_(){
        $data = array(
                                                'Action' => 'QueryResourcePackageInstances',
                                                'RegionId' => 'ap-southeast-1'
                                        );
        
             $res = (string)get_action($data);
              //echo $res;
               $jsonarray = json_decode($res,true);
              if($jsonarray['Message']=='Successful!'){
                echo $jsonarray['Data']['Instances']['Instance'][0]['RemainingAmount'];
                if($jsonarray['Data']['Instances']['Instance'][0]['RemainingAmount']<=20){
                        StopInstance();
                }
        }
    }
        function StopInstance(){
        $data = array(
                                                'Action' => 'StopInstance',
                                                'InstanceId' => 'i-j6c9ruod9wkcxd2tm139',
                                                'ForceStop' =>"true",
                                                'StoppedMode' => "keepcharging",
                                                'ConfirmStop' => "false"
                                        );
        $res = (string)get_action($data);
              echo $res;
    }
        get_();   
?>

需要修改accesstoken和region

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