nvchecker/nvchecker-old/source/cmd.py
2020-08-11 17:43:03 +08:00

30 lines
844 B
Python

# MIT licensed
# Copyright (c) 2013-2017 lilydjwg <lilydjwg@gmail.com>, et al.
import asyncio
import structlog
logger = structlog.get_logger(logger_name=__name__)
async def get_version(name, conf, **kwargs):
cmd = conf['cmd']
p = await asyncio.create_subprocess_shell(
cmd,
stdout=asyncio.subprocess.PIPE,
stderr=asyncio.subprocess.PIPE,
)
output, error = await p.communicate()
output = output.strip().decode('latin1')
error = error.strip().decode(errors='replace')
if p.returncode != 0:
logger.error('command exited with error',
cmd=cmd, error=error,
name=name, returncode=p.returncode)
elif not output:
logger.error('command exited without output',
cmd=cmd, error=error,
name=name, returncode=p.returncode)
else:
return output