def delete_device(req, device_id):
"""
Deletes a single device.
:param req: The received HTTP request, as created by Flask.
:param device_id: The device to be removed.
:return The removed device.
:rtype JSON
:raises HTTPRequestError: If no authorization token was provided (no
tenant was informed)
:raises HTTPRequestError: If this device could not be found in
database.
"""
tenant = init_tenant_context(req, db)
orm_device = assert_device_exists(device_id)
data = serialize_full_device(orm_device, tenant)
kafka_handler = KafkaHandler()
kafka_handler.remove(data, meta={"service": tenant})
if CONFIG.orion:
subscription_handler = PersistenceHandler(service=tenant)
subscription_handler.remove(orm_device.persistence)
db.session.delete(orm_device)
db.session.commit()
results = {'result': 'ok', 'removed_device': data}
return results
def notifies_deletion_to_kafka(device, tenant):
data = serialize_full_device(device, tenant)
kafka_handler = KafkaHandler()
kafka_handler.remove(data, meta={"service": tenant})
if CONFIG.orion:
subscription_handler = PersistenceHandler(service=tenant)
subscription_handler.remove(device.persistence)