def create(cls, conf=None, options=None, args=None):
app_name = "quantum"
if not conf:
conf_file, conf = config.load_paste_config(app_name, options, args)
if not conf:
message = (_('No paste configuration found for: %s'), app_name)
raise exception.Error(message)
# Setup logging early, supplying both the CLI options and the
# configuration mapping from the config file
# We only update the conf dict for the verbose and debug
# flags. Everything else must be set up in the conf file...
# Log the options used when starting if we're in debug mode...
config.setup_logging(options, conf)
debug = (options.get('debug') or config.get_option(
conf, 'debug', type='bool', default=False))
verbose = (options.get('verbose') or config.get_option(
conf, 'verbose', type='bool', default=False))
conf['debug'] = debug
conf['verbose'] = verbose
LOG.debug("*" * 80)
LOG.debug("Configuration options gathered from config file:")
LOG.debug(conf_file)
LOG.debug("================================================")
items = dict([(k, v) for k, v in conf.items()
if k not in ('__file__', 'here')])
for key, value in sorted(items.items()):
LOG.debug("%(key)-30s %(value)s" % {
'key': key,
'value': value,
})
LOG.debug("*" * 80)
service = cls(app_name, conf_file, conf)
return service
def add_extension(self, ext):
# Do nothing if the extension doesn't check out
if not self._check_extension(ext):
return
alias = ext.get_alias()
LOG.info(_('Loaded extension: %s'), alias)
if alias in self.extensions:
raise exceptions.Error(_("Found duplicate extension: %s") % alias)
self.extensions[alias] = ext
def __get_backend(self):
if not self.__backend:
backend_name = self.__pivot.value
if backend_name not in self.__backends:
raise exception.Error('Invalid backend: %s' % backend_name)
backend = self.__backends[backend_name]
if isinstance(backend, tuple):
name = backend[0]
fromlist = backend[1]
else:
name = backend
fromlist = backend
self.__backend = __import__(name, None, None, fromlist)
logging.info('backend %s', self.__backend)
return self.__backend
