baseimage-tutorial-framework/lib/tfw/networking/server/controller_responder.py
2018-03-30 18:11:38 +02:00

37 lines
1.3 KiB
Python

from tfw.networking.controller_connector import ControllerConnector
from tfw.networking.serialization import deserialize_all, serialize_all
class ControllerResponder:
def __init__(self, fsm):
self.fsm = fsm
self.token = None
self.controller_connector = ControllerConnector()
self.controller_connector.register_callback(self.handle_controller_request)
self.controller_request_handlers = {
'solution_check': self.handle_solution_check_request,
'test': self.handle_test_request,
'token': self.handle_token_request
}
def handle_controller_request(self, stream, msg_parts):
key, data = deserialize_all(*msg_parts)
response = self.controller_request_handlers[key](data)
stream.send_multipart(serialize_all(self.token, response))
def handle_test_request(self, data):
# pylint: disable=unused-argument,no-self-use
return 'OK'
def handle_token_request(self, data):
if self.token is None:
self.token = data
return {'token': self.token}
def handle_solution_check_request(self, data):
# pylint: disable=unused-argument
return {
'solved': self.fsm.is_solved(),
'message': 'solved' if self.fsm.is_solved() else 'not solved'
}