def recv_cfg(self, msg): """receive cfg/topology configuration""" if msg.type != ConfigurationMessage.ident: raise MessageProcessingError('unexpected message: %s' % msg) self.logger.debug('got channel configuration') # gw node name hostname = _getshorthostname() if not msg.gateway: self.nodename = hostname self.logger.warn('gw name not provided, using system hostname %s', self.nodename) else: self.nodename = msg.gateway self.logger.debug('using gateway node name %s', self.nodename) if self.nodename.lower() != hostname.lower(): self.logger.debug('gw name %s does not match system hostname %s', self.nodename, hostname) # topology task_self().topology = self.topology = msg.data_decode() self.logger.debug('decoded propagation tree') self.logger.debug('\n%s', self.topology) self.setup = True self._ack(msg)
def recv_cfg(self, msg): """receive cfg/topology configuration""" if msg.type != ConfigurationMessage.ident: raise MessageProcessingError('unexpected message: %s' % msg) self.logger.debug('got channel configuration') # gw node name hostname = _getshorthostname() if not msg.gateway: self.nodename = hostname self.logger.warn('gw name not provided, using system hostname %s', self.nodename) else: self.nodename = msg.gateway self.logger.debug('using gateway node name %s', self.nodename) if self.nodename.lower() != hostname.lower(): self.logger.debug('gw name %s does not match system hostname %s', self.nodename, hostname) # topology task_self().topology = self.topology = msg.data_decode() self.logger.debug('decoded propagation tree') self.logger.debug('\n%s', self.topology) self.setup = True self._ack(msg)
def gateway_main(): """ClusterShell gateway entry point""" host = _getshorthostname() # configure root logger logdir = os.path.expanduser(os.environ.get('CLUSTERSHELL_GW_LOG_DIR', '/tmp')) loglevel = os.environ.get('CLUSTERSHELL_GW_LOG_LEVEL', 'INFO') try: log_level = getattr(logging, loglevel.upper(), logging.INFO) log_fmt = '%(asctime)s %(name)s %(levelname)s %(message)s' logging.basicConfig(level=log_level, format=log_fmt, filename=os.path.join(logdir, "%s.gw.log" % host)) except (IOError, OSError): pass # logging failure is not fatal logger = logging.getLogger(__name__) sys.excepthook = gateway_excepthook logger.debug('Starting gateway on %s', host) logger.debug("environ=%s", os.environ) set_nonblock_flag(sys.stdin.fileno()) set_nonblock_flag(sys.stdout.fileno()) set_nonblock_flag(sys.stderr.fileno()) task = task_self() # Disable MsgTree buffering, it is enabled later when needed task.set_default("stdout_msgtree", False) task.set_default("stderr_msgtree", False) if sys.stdin.isatty(): logger.critical('Gateway failure: sys.stdin.isatty() is True') sys.exit(1) gateway = GatewayChannel(task) worker = StreamWorker(handler=gateway) # Define worker._fanout to not rely on the engine's fanout, and use # the special value FANOUT_UNLIMITED to always allow registration worker._fanout = FANOUT_UNLIMITED worker.set_reader(gateway.SNAME_READER, sys.stdin) worker.set_writer(gateway.SNAME_WRITER, sys.stdout, retain=False) # must stay disabled for now (see #274) #worker.set_writer(gateway.SNAME_ERROR, sys.stderr, retain=False) task.schedule(worker) logger.debug('Starting task') try: task.resume() logger.debug('Task performed') except EngineAbortException as exc: logger.debug('EngineAbortException') except IOError as exc: logger.debug('Broken pipe (%s)', exc) raise except Exception as exc: logger.exception('Gateway failure: %s', exc) logger.debug('-------- The End --------')
def gateway_main(): """ClusterShell gateway entry point""" host = _getshorthostname() # configure root logger logdir = os.path.expanduser( os.environ.get('CLUSTERSHELL_GW_LOG_DIR', '/tmp')) loglevel = os.environ.get('CLUSTERSHELL_GW_LOG_LEVEL', 'INFO') try: log_level = getattr(logging, loglevel.upper(), logging.INFO) log_fmt = '%(asctime)s %(name)s %(levelname)s %(message)s' logging.basicConfig(level=log_level, format=log_fmt, filename=os.path.join(logdir, "%s.gw.log" % host)) except (IOError, OSError): pass # logging failure is not fatal logger = logging.getLogger(__name__) sys.excepthook = gateway_excepthook logger.debug('Starting gateway on %s', host) logger.debug("environ=%s", os.environ) set_nonblock_flag(sys.stdin.fileno()) set_nonblock_flag(sys.stdout.fileno()) set_nonblock_flag(sys.stderr.fileno()) task = task_self() # Disable MsgTree buffering, it is enabled later when needed task.set_default("stdout_msgtree", False) task.set_default("stderr_msgtree", False) if sys.stdin.isatty(): logger.critical('Gateway failure: sys.stdin.isatty() is True') sys.exit(1) gateway = GatewayChannel(task) worker = StreamWorker(handler=gateway) # Define worker._fanout to not rely on the engine's fanout, and use # the special value FANOUT_UNLIMITED to always allow registration worker._fanout = FANOUT_UNLIMITED worker.set_reader(gateway.SNAME_READER, sys.stdin) worker.set_writer(gateway.SNAME_WRITER, sys.stdout, retain=False) # must stay disabled for now (see #274) #worker.set_writer(gateway.SNAME_ERROR, sys.stderr, retain=False) task.schedule(worker) logger.debug('Starting task') try: task.resume() logger.debug('Task performed') except EngineAbortException as exc: logger.debug('EngineAbortException') except IOError as exc: logger.debug('Broken pipe (%s)', exc) raise except Exception as exc: logger.exception('Gateway failure: %s', exc) logger.debug('-------- The End --------')