    # File lib/fog/openstack/image.rb, line 81
            def credentials
              { :provider                 => 'openstack',
                :openstack_auth_url       => @openstack_auth_uri.to_s,
                :openstack_auth_token     => @auth_token,
                :openstack_region         => @openstack_region,
                :openstack_management_url => @openstack_management_url }
            end