39                                          default=None)
57 def _get_global_config(config_key, default=config._NO_DEFAULT_SPECIFIED,  argument
79         if SHARD_HOSTNAME and default == config._NO_DEFAULT_SPECIFIED:
83         return _get_config(config_key, default=default, **kwargs)
86 def _get_readonly_config(config_key, default=config._NO_DEFAULT_SPECIFIED,  argument
105         return _get_global_config(config_key, default=default, **kwargs)
108 def _get_server_db_config(config_key, default=config._NO_DEFAULT_SPECIFIED,  argument
129         return _get_config(config_key, default=default, **kwargs)
141         'PORT': getter('port', default=''),
145         'PASSWORD': getter('password', default=''),
146         'READONLY_HOST': getter('readonly_host', default=getter('host')),
147         'READONLY_USER': getter('readonly_user', default=getter('user')),
150         config['READONLY_PASSWORD'] = getter('readonly_password', default='')