98 lines
2.8 KiB
Python
98 lines
2.8 KiB
Python
import shutil
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import threading
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import subprocess
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import asyncio
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import os
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import time
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class OP25Handler(threading.Thread):
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def __init__(self):
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super().__init__()
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self.OP25Dir: str = "/home/pi/op25/op25/gr-op25_repeater/apps"
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self.OP25EXE: str = shutil.which("/home/pi/op25/op25/gr-op25_repeater/apps/rx.py")
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self.OP25Proc = None
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self.Frequency = None
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self.HTTP_ENABLED = False
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self.Start_OP25 = False
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self.Stop_OP25 = False
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def run(self) -> None:
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while True:
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if self.Start_OP25:
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self.open_op25()
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self.Start_OP25 = False
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self.Stop_OP25 = False
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while not self.Stop_OP25:
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time.sleep(1)
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self.close_op25()
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time.sleep(.5)
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def set_op25_parameters(self, _frequency: str = False, _http_enabled: bool = True, _start: bool = False, _stop: bool = False):
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if _frequency:
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self.Frequency = _frequency
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if _start:
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self.Start_OP25 = _start
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if _stop:
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self.Stop_OP25 = _stop
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if _http_enabled:
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self.HTTP_ENABLED = _http_enabled
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def open_op25(self):
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if self.OP25Proc is not None:
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self.close_op25()
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p25_kwargs = [f"rx.py", "--args", "rtl", "-N", "LNA:49", "-s", "200000", "-o", "25600", "-U", "-f",
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f"{self.Frequency}e6", "-X", "-2"]
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#p25_kwargs = f"{self.OP25Dir}/rx.py --args rtl -N LNA:49 -s 200000 -o 25600 -U -f {self.Frequency}e6 -X -2"
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#p25_stdout = subprocess.DEVNULL
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#p25_stderr = subprocess.STDOUT
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print(f"Starting OP25")
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# Change the interpreter's working directory (idr why)
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#cwd = os.getcwd()
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#os.chdir(self.OP25Dir)
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if self.HTTP_ENABLED:
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p25_kwargs.extend(["-l", "http:0.0.0.0:8080"])
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#p25_kwargs += " -l http:0.0.0.0:8080"
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#p25_stdout = subprocess.STDOUT
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print(p25_kwargs)
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self.OP25Proc = subprocess.Popen(p25_kwargs, executable=self.OP25EXE, shell=True, stdin=subprocess.PIPE,
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stdout=subprocess.PIPE, stderr=subprocess.STDOUT, cwd=self.OP25Dir)
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#os.chdir(cwd)
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def close_op25(self):
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print(f"Closing OP25")
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try:
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self.OP25Proc.kill()
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seconds_waited = 0
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while self.OP25Proc.poll() is None:
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# Terminate the process every 5 seconds
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if seconds_waited % 5 == 0:
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print("Terminating OP25")
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self.OP25Proc.terminate()
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time.sleep(1)
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print(f"Waited {seconds_waited} seconds")
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seconds_waited += 1
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except Exception as e:
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print(e)
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