31 lines
987 B
Python
31 lines
987 B
Python
import pathlib
|
|
import subprocess
|
|
import asyncio
|
|
import os
|
|
|
|
HOME_DIR = str(pathlib.Path(os.getcwd()).parent.parent.resolve())
|
|
PARENT_DIR = str(pathlib.Path(__file__).parent.resolve())
|
|
|
|
class Plugin:
|
|
backend_proc = None
|
|
# Asyncio-compatible long-running code, executed in a task when the plugin is loaded
|
|
async def _main(self):
|
|
# startup
|
|
print("PowerTools starting...")
|
|
self.backend_proc = subprocess.Popen(
|
|
[PARENT_DIR + "/bin/backend"],
|
|
env = {"LD_LIBRARY_PATH": ":"+PARENT_DIR+"/bin"})
|
|
while True:
|
|
await asyncio.sleep(1)
|
|
|
|
async def _unload(self):
|
|
# shutdown
|
|
print("PowerTools unloading...")
|
|
if self.backend_proc is not None:
|
|
self.backend_proc.terminate()
|
|
try:
|
|
self.backend_proc.wait(timeout=5) # 5 seconds timeout
|
|
except subprocess.TimeoutExpired:
|
|
self.backend_proc.kill()
|
|
self.backend_proc = None
|