Class: Azure::Auth::TokenProvider::MsiTokenSource

Inherits:
Object
  • Object
show all
Defined in:
lib/azure/auth/token_provider/msi_token_source.rb

Overview

Provdes OAuth 2.0 access token by calling Azure MV IDMS

Constant Summary collapse

AZURE_VM_IDMS_ENDPOINT = 
'http://169.254.169.254/metadata/identity/oauth2/token'
API_VERSION = 
'api-version=2018-02-01'

Instance Method Summary collapse

Instance Method Details

#token(resource = DEFAULT_RESOURCE) ⇒ Object 



41
42
43
44
45
46
47
48
49
50
51
52
 
# File 'lib/azure/auth/token_provider/msi_token_source.rb', line 41

def token(resource = DEFAULT_RESOURCE)
  query_params = "#{API_VERSION}&resource=#{resource}"
  uri_src = "#{AZURE_VM_IDMS_ENDPOINT}?#{query_params}"
  uri = URI.parse(uri_src)
  http = Net::HTTP.new(uri.host, uri.port)
  request = Net::HTTP::Get.new(uri.request_uri)
  request['Metadata'] = 'true'
  response = http.request(request)
  return nil if response.code != '200'

  parse_json_token(response.body)
end