    # File lib/fog/openstack/identity.rb, line 93
            def credentials
              { :provider                 => 'openstack',
                :openstack_auth_url       => @openstack_auth_uri.to_s,
                :openstack_auth_token     => @auth_token,
                :openstack_management_url => @openstack_management_url,
                :openstack_current_user_id => @openstack_current_user_id}
            end