Main entry point into the S3 Credentials service.
This service provides S3 token validation for services configured with the s3_token middleware to authorize S3 requests.
This service uses the same credentials used by EC2. Refer to the documentation for the EC2 module for how to generate the required credentials.
Bases: keystone.contrib.ec2.core.Ec2Controller
Bases: keystone.common.wsgi.ExtensionRouter