mirror of
https://github.com/DJ2LS/FreeDATA
synced 2024-05-14 08:04:33 +00:00
50 lines
No EOL
1.7 KiB
Python
50 lines
No EOL
1.7 KiB
Python
import threading
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import json
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# websocket multi client support for using with queued information.
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# our client set which contains all connected websocket clients
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events_client_list = set()
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fft_client_list = set()
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states_client_list = set()
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def handle_connection(sock, client_list, event_queue):
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event_queue.put({"type": "hello-client"})
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client_list.add(sock)
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while True:
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try:
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sock.receive(timeout=1)
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except Exception as e:
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print(f"client connection lost: {e}")
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try:
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client_list.remove(sock)
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except Exception as err:
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print(f"error removing client from list: {e} | {err}")
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break
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return
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def transmit_sock_data_worker(client_list, event_queue):
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while True:
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event = event_queue.get()
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if isinstance(event, str):
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print(f"WARNING: Queue event:\n'{event}'\n still in string format")
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json_event = event
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else:
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json_event = json.dumps(event)
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clients = client_list.copy()
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for client in clients:
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try:
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client.send(json_event)
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except Exception:
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client_list.remove(client)
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# start a worker thread for every socket endpoint
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def startThreads(app):
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events_thread = threading.Thread(target=transmit_sock_data_worker, daemon=True, args=(events_client_list, app.modem_events))
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events_thread.start()
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states_thread = threading.Thread(target=transmit_sock_data_worker, daemon=True, args=(states_client_list, app.state_queue))
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states_thread.start()
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fft_thread = threading.Thread(target=transmit_sock_data_worker, daemon=True, args=(fft_client_list, app.modem_fft))
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fft_thread.start() |