def fetch(conf, namespace=BACKEND_NAMESPACE):
backend_name = urlutils.urlparse(conf['connection']).scheme
LOG.debug('Looking for %r backend driver in %r', backend_name, namespace)
try:
mgr = driver.DriverManager(namespace, backend_name,
invoke_on_load=True,
invoke_kwds={'conf': conf})
return mgr.driver
except RuntimeError as e:
raise exc.NotFound("Could not find backend %s: %s" % (backend_name, e))
def fetch(conf, namespace=BACKEND_NAMESPACE):
backend_name = urlutils.urlparse(conf['connection']).scheme
LOG.debug('Looking for %r backend driver in %r', backend_name, namespace)
try:
mgr = driver.DriverManager(namespace,
backend_name,
invoke_on_load=True,
invoke_kwds={'conf': conf})
return mgr.driver
except RuntimeError as e:
raise exc.NotFound("Could not find backend %s: %s" % (backend_name, e))
def _make_conf(backend_uri):
parsed_url = urlutils.urlparse(backend_uri)
backend_type = parsed_url.scheme.lower()
if not backend_type:
raise ValueError("Unknown backend type for uri: %s" % (backend_type))
if backend_type in ('file', 'dir'):
conf = {
'path': parsed_url.path,
'connection': backend_uri,
}
else:
conf = {
'connection': backend_uri,
}
return conf
