_twistd_unix.py 文件源码

def setupEnvironment(config):
    if config['chroot'] is not None:
        os.chroot(config['chroot'])
        if config['rundir'] == '.':
            config['rundir'] = '/'
    os.chdir(config['rundir'])
    if not config['nodaemon']:
        daemonize()
    if config['pidfile']:
        open(config['pidfile'],'wb').write(str(os.getpid()))