PPP.py 文件源码

def __check_for_existing_ppp_sessions(self):

        existing_ppp_pids = []
        self.logger.info('Checking for existing PPP sessions')

        for proc in psutil.process_iter():

            try:
                pinfo = proc.as_dict(attrs=['pid', 'name'])
            except:
                raise PPPError('Failed to check for existing PPP sessions')

            if 'pppd' in pinfo['name']:
                self.logger.info('Found existing PPP session on pid: %s', pinfo['pid'])
                existing_ppp_pids.append(pinfo['pid'])

        return existing_ppp_pids