Server module

Server module.

Handle and response challenge requests from the frontend server.

class Server.EvIOLoop

Bases: tornado.ioloop.PollIOLoop

Tornado compatible ioloop interface.

initialize(**kwargs)

Initialize.

class Server.JudgeHandler(application, request, **kwargs)

Bases: tornado.websocket.WebSocketHandler

Judge request handler.

Static attributes:

chal_running_count (int): Number of current running challenges. chal_queue (deque): Pending challenges.

chal_queue = deque([])

chal_running_count = 0

static emit_chal(obj=None, websk=None)

Emit a challenge to the queue and trigger the start_chal.

Parameters:

• obj (dict, optional) – Challenge config.
• websk (WebSocketHandler) – Websocket object.

Returns:

None

on_close()

Handle close event

on_message(msg)

Handle message event

open()

Handle open event

static start_chal(obj, websk)

Start a challenge.

Check the challenge config, issue judge tasks, then report the result.

Parameters:

• obj (dict) – Challenge config.
• websk (WebSocketHandler) – Websocket object.

Returns:

None

Server.main()

Main function.