mirror of
https://github.com/Lukas0025/YAGS.git
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109 lines
3.3 KiB
Python
109 lines
3.3 KiB
Python
import os
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import puller
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import threading
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from rotator import rotator
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from simplecom import simplecom
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from pathlib import Path
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import config
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import time
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import datetime
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# A recursive function to remove the folder
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def del_folder(path):
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for sub in path.iterdir():
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if sub.is_dir():
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# Delete directory if it's a subdirectory
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del_folder(sub)
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else :
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# Delete file if it is a file:
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sub.unlink()
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# This removes the top-level folder:
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path.rmdir()
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class recorder(threading.Thread):
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def __init__(self, job, location):
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threading.Thread.__init__(self)
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self.job = job
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self.location = location
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def run(self):
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print(f"Recorder for job {self.job['target']['name']} started")
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recordTime = (self.job["end"] - self.job["start"]).total_seconds()
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#init rotator
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rotatorDriver = simplecom("/dev/ttyUSB0")
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rotatorCTR = rotator(rotatorDriver, self.job, self.location)
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rotatorCTR.start()
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baseband = f"records/{self.job['id']}"
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fs = max(self.job["receiver"]["params"]["fs"])
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# find supported FS
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for sample in self.job["receiver"]["params"]["fs"]:
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if (sample > int(self.job['transmitter']['bandwidth'])) and (sample < fs):
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fs = sample
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time.sleep(50)
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realStart = int(datetime.datetime.now(tz=datetime.timezone.utc).timestamp())
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ret = os.system(f"satdump record {baseband} --source {self.job['receiver']['params']['radio']} --samplerate {fs} --frequency {self.job['transmitter']['centerFrequency']} --gain {self.job['receiver']['params']['gain']} --baseband_format s8 --timeout {recordTime}")
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if ret != 0: # fail to open sdr
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puller.setFail(self.job["id"])
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return
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realEnd = int(datetime.datetime.now(tz=datetime.timezone.utc).timestamp())
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print(f"Recorder for job {self.job['target']['name']} stoped")
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puller.setRecorded(self.job["id"])
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rotatorCTR.kill()
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if self.job["proccessPipe"] == []:
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return
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puller.setDecoding(self.job["id"])
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#create artecats dir
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adir = f"artefacts/{self.job['id']}"
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os.makedirs(adir)
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replacements = {
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"{baseband}": str(baseband) + ".s8",
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"{fs}": str(fs),
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"{artefactDir}": str(adir),
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"{freq}": str(self.job['transmitter']['centerFrequency']),
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"{targetNum}": ''.join(x for x in self.job['target']['name'] if x.isdigit()),
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"{target}": self.job['target']['name'],
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"{start}": str(realStart),
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"{end}": str(realEnd)
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}
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for pipe in self.job["proccessPipe"]:
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#ok now replace
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for k, v in replacements.items():
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pipe = pipe.replace(k, v)
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os.system(pipe)
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puller.setSuccess(self.job["id"])
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puller.setArtefacts(adir, self.job["id"])
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# remove basband record
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os.remove(str(baseband) + ".s8")
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# remove artefacts
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path = Path(adir)
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try:
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del_folder(path)
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print("Directory removed successfully")
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except OSError as o:
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print(f"Error, {o.strerror}: {path}")
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