Map client certificate to an existing user.
If user is ephemeral, there is no validation on the user himself; however it will be mapped to a corresponding group(s) and the scope of this ephemeral user is the same as what is assigned to the group.
project_id – Project scope of the mapped user.
domain_id – Domain scope of the mapped user.
A dictionary that contains the keys, such as user_id, user_name, domain_id, domain_name
- Return type