def destroy_instance(cls):
inst = cls.get_instance()
if not inst:
return
inst._vnc_amqp.close()
for obj_cls in DBBaseDM.get_obj_type_map().values():
obj_cls.reset()
DBBase.clear()
cls._instance = None
def destroy_instance(cls):
inst = cls.get_instance()
if not inst:
return
inst._vnc_amqp.close()
for obj_cls in DBBaseDM.get_obj_type_map().values():
obj_cls.reset()
DBBase.clear()
cls._instance = None
def destroy_instance(cls):
inst = cls.get_instance()
if not inst:
return
inst._vnc_amqp.close()
for obj_cls in DBBaseDM.get_obj_type_map().values():
obj_cls.reset()
DBBase.clear()
DMCassandraDB.clear_instance()
inst._object_db = None
cls._device_manager = None
def destroy_instance(cls):
inst = cls.get_instance()
if not inst:
return
inst._vnc_amqp.close()
for obj_cls in DBBaseDM.get_obj_type_map().values():
obj_cls.reset()
DBBase.clear()
DMCassandraDB.clear_instance()
inst._object_db = None
cls._device_manager = None
def destroy_instance(cls):
inst = cls.get_instance()
if not inst:
return
inst._vnc_amqp.close()
if PushConfigState.is_push_mode_ansible():
FabricManager.destroy_instance()
for obj_cls in DBBaseDM.get_obj_type_map().values():
obj_cls.reset()
DBBase.clear()
DMCassandraDB.clear_instance()
cls._instance = None
def destroy_instance(cls):
inst = cls.get_instance()
if not inst:
return
inst._vnc_amqp.close()
if PushConfigState.is_push_mode_ansible():
FabricManager.destroy_instance()
for obj_cls in DBBaseDM.get_obj_type_map().values():
obj_cls.reset()
DBBase.clear()
DMCassandraDB.clear_instance()
cls._instance = None
def _vnc_subscribe_callback(self, oper_info):
self._db_resync_done.wait()
dependency_tracker = None
try:
msg = "Notification Message: %s" % (pformat(oper_info))
self.config_log(msg, level=SandeshLevel.SYS_DEBUG)
obj_type = oper_info['type'].replace('-', '_')
obj_class = DBBaseDM.get_obj_type_map().get(obj_type)
if obj_class is None:
return
if oper_info['oper'] == 'CREATE':
obj_dict = oper_info['obj_dict']
obj_id = obj_dict['uuid']
obj = obj_class.locate(obj_id, obj_dict)
dependency_tracker = DependencyTracker(
DBBaseDM.get_obj_type_map(), self._REACTION_MAP)
dependency_tracker.evaluate(obj_type, obj)
elif oper_info['oper'] == 'UPDATE':
obj_id = oper_info['uuid']
obj = obj_class.get(obj_id)
old_dt = None
if obj is not None:
old_dt = DependencyTracker(
DBBaseDM.get_obj_type_map(), self._REACTION_MAP)
old_dt.evaluate(obj_type, obj)
else:
obj = obj_class.locate(obj_id)
obj.update()
dependency_tracker = DependencyTracker(
DBBaseDM.get_obj_type_map(), self._REACTION_MAP)
dependency_tracker.evaluate(obj_type, obj)
if old_dt:
for resource, ids in old_dt.resources.items():
if resource not in dependency_tracker.resources:
dependency_tracker.resources[resource] = ids
else:
dependency_tracker.resources[resource] = list(
set(dependency_tracker.resources[resource]) |
set(ids))
elif oper_info['oper'] == 'DELETE':
obj_id = oper_info['uuid']
obj = obj_class.get(obj_id)
if obj is None:
return
dependency_tracker = DependencyTracker(
DBBaseDM.get_obj_type_map(), self._REACTION_MAP)
dependency_tracker.evaluate(obj_type, obj)
obj_class.delete(obj_id)
else:
# unknown operation
self.config_log('Unknown operation %s' % oper_info['oper'],
level=SandeshLevel.SYS_ERR)
return
if obj is None:
self.config_log('Error while accessing %s uuid %s' % (
obj_type, obj_id))
return
except Exception:
string_buf = cStringIO.StringIO()
cgitb.Hook(file=string_buf, format="text").handle(sys.exc_info())
self.config_log(string_buf.getvalue(), level=SandeshLevel.SYS_ERR)
if not dependency_tracker:
return
for vn_id in dependency_tracker.resources.get('virtual_network', []):
vn = VirtualNetworkDM.get(vn_id)
if vn is not None:
vn.update_instance_ip_map()
for pr_id in dependency_tracker.resources.get('physical_router', []):
pr = PhysicalRouterDM.get(pr_id)
if pr is not None:
pr.set_config_state()
def _vnc_subscribe_callback(self, oper_info):
self._db_resync_done.wait()
dependency_tracker = None
try:
msg = "Notification Message: %s" % (pformat(oper_info))
self.config_log(msg, level=SandeshLevel.SYS_DEBUG)
obj_type = oper_info['type'].replace('-', '_')
obj_class = DBBaseDM.get_obj_type_map().get(obj_type)
if obj_class is None:
return
if oper_info['oper'] == 'CREATE':
obj_dict = oper_info['obj_dict']
obj_id = obj_dict['uuid']
obj = obj_class.locate(obj_id, obj_dict)
dependency_tracker = DependencyTracker(
DBBaseDM.get_obj_type_map(), self._REACTION_MAP)
dependency_tracker.evaluate(obj_type, obj)
elif oper_info['oper'] == 'UPDATE':
obj_id = oper_info['uuid']
obj = obj_class.get(obj_id)
old_dt = None
if obj is not None:
old_dt = DependencyTracker(DBBaseDM.get_obj_type_map(),
self._REACTION_MAP)
old_dt.evaluate(obj_type, obj)
else:
obj = obj_class.locate(obj_id)
obj.update()
dependency_tracker = DependencyTracker(
DBBaseDM.get_obj_type_map(), self._REACTION_MAP)
dependency_tracker.evaluate(obj_type, obj)
if old_dt:
for resource, ids in old_dt.resources.items():
if resource not in dependency_tracker.resources:
dependency_tracker.resources[resource] = ids
else:
dependency_tracker.resources[resource] = list(
set(dependency_tracker.resources[resource])
| set(ids))
elif oper_info['oper'] == 'DELETE':
obj_id = oper_info['uuid']
obj = obj_class.get(obj_id)
if obj is None:
return
dependency_tracker = DependencyTracker(
DBBaseDM.get_obj_type_map(), self._REACTION_MAP)
dependency_tracker.evaluate(obj_type, obj)
obj_class.delete(obj_id)
else:
# unknown operation
self.config_log('Unknown operation %s' % oper_info['oper'],
level=SandeshLevel.SYS_ERR)
return
if obj is None:
self.config_log('Error while accessing %s uuid %s' %
(obj_type, obj_id))
return
except Exception:
string_buf = cStringIO.StringIO()
cgitb.Hook(file=string_buf, format="text").handle(sys.exc_info())
self.config_log(string_buf.getvalue(), level=SandeshLevel.SYS_ERR)
if not dependency_tracker:
return
for vn_id in dependency_tracker.resources.get('virtual_network', []):
vn = VirtualNetworkDM.get(vn_id)
if vn is not None:
vn.update_instance_ip_map()
for pr_id in dependency_tracker.resources.get('physical_router', []):
pr = PhysicalRouterDM.get(pr_id)
if pr is not None:
pr.set_config_state()
