9 Authorization Services

9.5 Information Model for Requesting Access Tokens

9.5.5 GetServiceDescription

GetServiceDescription is used to read the metadata needed to request Access Tokens from the Authorization Service.

Signature

GetServiceDescription (
[out] String serviceUri
[out] ByteString serviceCertificate
[out] UserTokenPolicy[] policies
);

Argument	Description
serviceUri	A globally unique identifier for the Authorization Service.
serviceCertificate	The complete chain of Certificates needed to validate the Access Tokens provided by the Authorization Service.
policies	The UserIdentityTokens accepted by the Authorization Service.

Method Result Codes (defined in Call Service)

Result Code	Description
Bad_UserAccessDenied	The current user does not have the rights required.

Table 64 specifies the AddressSpace representation for the GetServiceDescription Method.

Table 64 – GetServiceDescription Method AddressSpace Definition

Attribute	Value
BrowseName	GetServiceDescription

References	NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule
HasProperty	Variable	OutputArguments	Argument[]	PropertyType	Mandatory