vrmilter.py 文件源码

def exec_cmd(cmd, **kwds):
    """
    Execute arbitrary commands as sub-processes.
    """
    stdin = kwds.get('stdin', None)
    stdin_flag = None
    if not stdin is None:
        stdin_flag = subprocess.PIPE
    proc = subprocess.Popen(
        cmd,
        stdin=stdin_flag,
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE)
    stdout, stderr = proc.communicate(stdin)
    return (proc.returncode, stdout, stderr)


#=======================================================================
# Extend the Milter Class (where the email is captured)
#=======================================================================