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https://github.com/firestar5683/StarPilot.git
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firestar5683
35 lines
1.0 KiB
Python
35 lines
1.0 KiB
Python
import subprocess
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import time
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from pathlib import Path
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RADIO_HELPER = "/usr/comma/bluetooth-radio"
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class BluetoothRadio:
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def __init__(self, helper: str = RADIO_HELPER):
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self.helper = helper
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@property
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def available(self) -> bool:
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return Path(self.helper).is_file()
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@property
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def ready(self) -> bool:
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return Path("/sys/class/bluetooth/hci0").exists()
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def start(self, timeout: float = 50.0) -> None:
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if not self.available:
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raise RuntimeError("Bluetooth radio support is not installed")
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subprocess.run(["sudo", "-n", "systemctl", "start", "starpilot-bluetooth-radio.service"], check=True, timeout=timeout)
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deadline = time.monotonic() + timeout
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while not self.ready:
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if time.monotonic() >= deadline:
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raise RuntimeError("Bluetooth radio did not become ready")
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time.sleep(0.1)
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def stop(self, timeout: float = 10.0) -> None:
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if self.available:
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subprocess.run(["sudo", "-n", "systemctl", "stop", "starpilot-bluetooth-radio.service"], check=True, timeout=timeout)
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