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managed_identity_token.go
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/
managed_identity_token.go
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package main
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"net/url"
)
func miToken() (Token tokenJson){
// Create HTTP request for a managed services for Azure resources token to access Azure Resource Manager
var msiEndpoint *url.URL
msiEndpoint, err := url.Parse("http://169.254.169.254/metadata/identity/oauth2/token?api-version=2018-02-01")
if err != nil {
fmt.Println("Error creating URL: ", err)
return
}
msiParameters := msiEndpoint.Query()
msiParameters.Add("resource", "https://management.azure.com/")
msiEndpoint.RawQuery = msiParameters.Encode()
req, err := http.NewRequest("GET", msiEndpoint.String(), nil)
if err != nil {
fmt.Println("Error creating HTTP request: ", err)
return
}
req.Header.Add("Metadata", "true")
// Call managed services for Azure resources token endpoint
resp, err := Client.Do(req)
if err != nil{
fmt.Println("Error calling token endpoint: ", err)
return
}
// Pull out response body
responseBytes,err := ioutil.ReadAll(resp.Body)
defer resp.Body.Close()
if err != nil {
fmt.Println("Error reading response body : ", err)
return
}
// Unmarshall response body into struct
err = json.Unmarshal(responseBytes, &Token)
if err != nil {
fmt.Println("Error unmarshalling the response:", err)
return
}
return Token
}