mirror of
https://github.com/DJ2LS/FreeDATA
synced 2024-05-14 10:04:33 +02:00
87 lines
3.4 KiB
Python
87 lines
3.4 KiB
Python
import sys
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sys.path.append('modem')
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import unittest
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from config import CONFIG
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import helpers
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import queue
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import threading
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import base64
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from command_arq_raw import ARQRawCommand
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from state_manager import StateManager
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from frame_dispatcher import DISPATCHER
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import random
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import structlog
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class TestARQSession(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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config_manager = CONFIG('modem/config.ini.example')
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cls.config = config_manager.read()
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cls.logger = structlog.get_logger("TESTS")
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# ISS
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cls.iss_modem_transmit_queue = queue.Queue()
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cls.iss_state_manager = StateManager(queue.Queue())
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cls.iss_event_queue = queue.Queue()
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cls.iss_frame_dispatcher = DISPATCHER(cls.config,
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cls.iss_event_queue,
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cls.iss_state_manager,
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queue.Queue(),
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cls.iss_modem_transmit_queue)
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# IRS
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cls.irs_modem_transmit_queue = queue.Queue()
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cls.irs_state_manager = StateManager(queue.Queue())
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cls.irs_event_queue = queue.Queue()
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cls.irs_frame_dispatcher = DISPATCHER(cls.config,
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cls.irs_event_queue,
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cls.irs_state_manager,
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queue.Queue(),
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cls.irs_modem_transmit_queue)
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# Frame loss probability in %
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cls.loss_probability = 50
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def channelWorker(self, modem_transmit_queue: queue, frame_dispatcher: DISPATCHER):
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while True:
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transmission_item = modem_transmit_queue.get()
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frame_bytes = bytes(transmission_item['frame'])
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if random.randint(0, 100) < self.loss_probability:
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self.logger.info(f"[{threading.current_thread().name}] Frame lost...")
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continue
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self.logger.info(f"[{threading.current_thread().name}] Redirecting frame")
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frame_dispatcher.new_process_data(frame_bytes, None, len(frame_bytes), 0, 0)
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def establishChannels(self):
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self.iss_to_irs_channel = threading.Thread(target=self.channelWorker,
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args=[self.iss_modem_transmit_queue,
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self.irs_frame_dispatcher],
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name = "ISS to IRS channel")
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self.iss_to_irs_channel.start()
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self.irs_to_iss_channel = threading.Thread(target=self.channelWorker,
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args=[self.irs_modem_transmit_queue,
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self.iss_frame_dispatcher],
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name = "IRS to ISS channel")
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self.irs_to_iss_channel.start()
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def testARQSession(self):
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# set Packet Error Rate (PER) / frame loss probability
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self.loss_probability = 0
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self.establishChannels()
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params = {
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'dxcall': "DJ2LS-3",
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'data': base64.b64encode(bytes("Hello world!", encoding="utf-8")),
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}
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cmd = ARQRawCommand(self.config, self.iss_state_manager, self.iss_event_queue, params)
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cmd.run(self.iss_event_queue, self.iss_modem_transmit_queue)
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if __name__ == '__main__':
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unittest.main()
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