utils.py 文件源码

def execute(cmd, shell=False, root=False, timeout=10):
    try:
        if root:
            cmd.insert(0, 'sudo')
        LOG.info(cmd)
        subproc = subprocess.Popen(cmd, stdout=subprocess.PIPE,
                                   stderr=subprocess.PIPE, shell=shell)
        timer = Timer(timeout, lambda proc: proc.kill(), [subproc])
        timer.start()
        subproc.wait()
        stdcode = subproc.returncode
        stdout = subproc.stdout.readlines()
        stderr = subproc.stderr.readlines()
        timer.cancel()

        def list_strip(lines):
            return [line.strip() for line in lines]
        return stdcode, list_strip(stderr) if stdcode else list_strip(stdout)
    except Exception as e:
        LOG.error(e)
        raise