38 lines
765 B
Go
38 lines
765 B
Go
package client
|
|
|
|
import (
|
|
"encoding/json"
|
|
"io/ioutil"
|
|
"net/http"
|
|
)
|
|
|
|
// allow override for unit tests
|
|
var getSubscriptionFromIMDS = _getSubscriptionFromIMDS
|
|
|
|
func _getSubscriptionFromIMDS() (string, error) {
|
|
client := &http.Client{}
|
|
|
|
req, _ := http.NewRequest("GET", "http://169.254.169.254/metadata/instance/compute", nil)
|
|
req.Header.Add("Metadata", "True")
|
|
|
|
q := req.URL.Query()
|
|
q.Add("format", "json")
|
|
q.Add("api-version", "2017-08-01")
|
|
|
|
req.URL.RawQuery = q.Encode()
|
|
resp, err := client.Do(req)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
defer resp.Body.Close()
|
|
resp_body, _ := ioutil.ReadAll(resp.Body)
|
|
result := map[string]string{}
|
|
err = json.Unmarshal(resp_body, &result)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
return result["subscriptionId"], nil
|
|
}
|