#!/bin/bash
username="example_username"
apiKey="example_apiKey"
date=`env LANG="en_US.UTF-8" date -u "+%a, %d %b %Y %H:%M:%S GMT"`
password=`echo -en "$date" | openssl dgst -sha1 -hmac $apiKey -binary | openssl enc -base64`
curl -i --url "https://open.chinanetcenter.com/api/config/back2originrewrite/123344"  \
-X "GET" \
-u "$username:$password" \
-H "Date: $date" \
-H "Accept: application/xml" \
-H "Content-Type:application/xml"

HTTP/1.1 200 OK
Date: Sun, 05 May 2019 09:08:53 GMT
Content-Type: application/xml;charset=utf-8
x-cnc-request-id: 83bbebc7-2c95-47d7
<?xml version="1.0" encoding="UTF-8"?>
<response>
<code>0</code>
<message>success</message>
<data>
  <domainId>123344</domainId>
  <domainName>www.example.com</domainName>
   <backToOriginRewriteRule>
      <protocol>http</protocol>
      <port>81</port>
   </backToOriginRewriteRule>
</data>
</response>

#!/bin/bash
username="example_username"
apiKey="example_apiKey"
date=`env LANG="en_US.UTF-8" date -u "+%a, %d %b %Y %H:%M:%S GMT"`
password=`echo -en "$date" | openssl dgst -sha1 -hmac $apiKey -binary | openssl enc -base64`
curl -i --url "https://open.chinanetcenter.com/api/config/back2originrewrite/123344"  \
-X "GET" \
-u "$username:$password" \
-H "Date: $date" \
-H "Accept: application/json" \
-H "Content-Type:application/json"

HTTP/1.1 200 OK
Date: Sun, 05 May 2019 09:08:53 GMT
Content-Type: application/json;charset=utf-8
x-cnc-request-id: 83bbebc7-2c95-47d7
{
"code":"0",
"message":"success",
"data":{
 "domainName":"www.example.com",
 "domainId":"123344",
 "backToOriginRewriteRule":{
 "protocol":"http",
 "port":"81" }
 }
}
}