util.py 文件源码

def rm(filename, sudo=False):
    """
    Remove a file on the disk, not us os.rm because we want to add timeout to
    the command. It's possible that the os call got hang when the disk has
    some problems
    """
    cmd_args = []
    if sudo:
        cmd_args += ['sudo']
    cmd_args += ['/bin/rm', filename]
    log.debug("Executing cmd: {}".format(str(cmd_args)))
    proc = subprocess.Popen(cmd_args, stdin=subprocess.PIPE,
                            stdout=subprocess.PIPE)
    try:
        (stdout, stderr) = proc.communicate(timeout=10)
    except subprocess.TimeoutExpired:
        proc.kill()
        raise OSCError('SHELL_TIMEOUT', {'cmd': ' '.join(cmd_args)})