def unload_napp(self, username, napp_name):
"""Unload a specific NApp.
Args:
username (str): NApp username.
napp_name (str): Name of the NApp to be unloaded.
"""
napp = self.napps.pop((username, napp_name), None)
if napp is None:
self.log.warning('NApp %s/%s was not loaded', username, napp_name)
else:
self.log.info("Shutting down NApp %s/%s...", username, napp_name)
napp_id = NApp(username, napp_name).id
event = KytosEvent(name='kytos/core.shutdown.' + napp_id)
napp_shutdown_fn = self.events_listeners[event.name][0]
# Call listener before removing it from events_listeners
napp_shutdown_fn(event)
# Remove rest endpoints from that napp
self.api_server.remove_napp_endpoints(napp)
# Removing listeners from that napp
# pylint: disable=protected-access
for event_type, napp_listeners in napp._listeners.items():
event_listeners = self.events_listeners[event_type]
for listener in napp_listeners:
event_listeners.remove(listener)
if not event_listeners:
del self.events_listeners[event_type]
def __init__(self, napp_path, tpl_path):
"""Instantiate an OpenAPI object.
Args:
napp_path (string): Napp directory
tlp_path (string): File name from template
"""
self._napp_path = napp_path
self._template = tpl_path / 'openapi.yml.template'
self._api_file = napp_path / 'openapi.yml'
metadata = napp_path / 'kytos.json'
self._napp = NApp.create_from_json(metadata)
# Data for a path
self._summary = None
self._description = None
# Part of template context
self._paths = {}