Sample Codes

Last updated: 2019-11-30 15:33:23

    CDN provides the following sample codes:

    The sample codes are for reference only. Please use the codes based on your actual needs.

    Sample Code (PHP)

    <?php
    /*Your key is required. You can obtain SecretId and $secretKey from https://console.cloud.tencent.com/capi*/
    $secretKey='YOUR_SECRET_KEY';
    $secretId='YOUR_SECRET_ID';
    $action='DescribeCdnHosts';
    
    $HttpUrl="cdn.api.qcloud.com";
    
    /*All APIs other than MultipartUploadVodFile support GET and POST methods unless specified otherwise*/
    $HttpMethod="POST";
    
    /*Most APIs are based on HTTPS protocol, except a small number of APIs such as MultipartUploadVodFile*/
    $isHttps =true;
    
    /*The following five parameters are the common parameters of all APIs. For some APIs that are not region-specific (e.g. DescribeDeals), the Region parameter is not required*/
    $COMMON_PARAMS = array(
                    'Nonce' => rand(),
                    'Timestamp' =>time(NULL),
                    'Action' =>$action,
                    'SecretId' => $secretId
                    );
    
    $PRIVATE_PARAMS = array();
    
    /***********************************************************************************/
    
    
    CreateRequest($HttpUrl,$HttpMethod,$COMMON_PARAMS,$secretKey, $PRIVATE_PARAMS, $isHttps);
    
    function CreateRequest($HttpUrl,$HttpMethod,$COMMON_PARAMS,$secretKey, $PRIVATE_PARAMS, $isHttps)
    {
            $FullHttpUrl = $HttpUrl."/v2/index.php";
    
            /***************Sort the request parameters in ascending lexicographical order by their names (case-sensitive)*************/
            $ReqParaArray = array_merge($COMMON_PARAMS, $PRIVATE_PARAMS);
            ksort($ReqParaArray);
    
            /**********************************Generate original signature text**********************************
             * Combine the request method, URI address, and sorted request parameters into the following format to generate the original signature text. In this example, the original signature text is as follows: 
             * GETcvm.api.qcloud.com/v2/index.php?Action=DescribeInstances&Nonce=345122&Region=gz
             * &SecretId=AKIDz8krbsJ5yKBZQ    ·1pn74WFkmLPx3gnPhESA&Timestamp=1408704141
             * &instanceIds.0=qcvm12345&instanceIds.1=qcvm56789
             * ****************************************************************************/
            $SigTxt = $HttpMethod.$FullHttpUrl."?";
    
            $isFirst = true;
            foreach ($ReqParaArray as $key => $value)
            {
                    if (!$isFirst) 
                    {
                            $SigTxt = $SigTxt."&";
                    }
                    $isFirst= false;
    
                    /*In the combination of original signature text, any "_" in the parameter names should be replaced with "."*/
                    if(strpos($key, '_'))
                    {
                            $key = str_replace('_', '.', $key);
                    }
    
                    $SigTxt=$SigTxt.$key."=".$value;
            }
    
            /*********************Generate a Signature based on the original signature string $SigTxt******************/
            $Signature = base64_encode(hash_hmac('sha1', $SigTxt, $secretKey, true));
    
    
            /***************Combine the request strings. The request parameters and signature string need to be encoded using urlencode********************/
            $Req = "Signature=".urlencode($Signature);
            foreach ($ReqParaArray as $key => $value)
            {
                    $Req=$Req."&".$key."=".urlencode($value);
            }
    
            /*********************************Send request********************************/
            if($HttpMethod === 'GET')
            {
                    if($isHttps === true)
                    {
                            $Req="https://".$FullHttpUrl."?".$Req;
                    }
                    else
                    {
                            $Req="http://".$FullHttpUrl."?".$Req;
                    }
    
                    $Rsp = file_get_contents($Req);
    
            }
            else
            {
                    if($isHttps === true)
                    {
                            $Rsp= SendPost("https://".$FullHttpUrl,$Req,$isHttps);
                    }
                    else
                    {
                            $Rsp= SendPost("http://".$FullHttpUrl,$Req,$isHttps);
                    }
            }
    
            var_export(json_decode($Rsp,true));
    }
    
    function SendPost($FullHttpUrl, $Req, $isHttps)
    {
    
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $Req);
    
            curl_setopt($ch, CURLOPT_URL, $FullHttpUrl);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
            if ($isHttps === true) {
                    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER,  false);
                    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST,  false);
            }
    
            $result = curl_exec($ch);
    
            return $result;
    }
    

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