Identity Service sample configuration files All the files in this section can be found in the /etc/keystone directory.
keystone.conf The majority of the Identity service configuration is performed from the keystone.conf file.
keystone-paste.ini The keystone-paste.ini file configures the Web Service Gateway Interface (WSGI) middleware pipeline for the Identity Service.
logging.conf A special logging configuration file can be specified in the keystone.conf configuration file (for example, /etc/keystone/logging.conf). For details, see the Python logging module documentation ( Python Logging).
policy.json The policy.json file defines additional access controls that apply to the Identity Service.