U  W[ @sdZddlZddlZddlZddlmZmZddlmZm Z ddl m Z ddl m Z mZejejdZGdd d e jZd d ZdS) z Twisted inetd TAP support The purpose of inetdtap is to provide an inetd-like server, to allow Twisted to invoke other programs to handle incoming sockets. This is a useful thing as a "networking swiss army knife" tool, like netcat. N)inetd inetdconf)logusage) ServerFactory)internetservice)tcpudpc@sJeZdZdZddddgdddd ggZd d d ggZejded idZ dS)Optionsz To use it, create a file named `sample-inetd.conf` with: 8123 stream tcp wait some_user /bin/cat - You can then run it as in the following example and port 8123 became an echo server. twistd -n inetd -f sample-inetd.conf Zrpcrz/etc/rpcz$DEPRECATED. RPC procedure table filefilefz/etc/inetd.confzService configuration file nointernalizDon't run internal servicesz*.conf)Z optActionsN) __name__ __module__ __qualname____doc__Z optParametersZoptFlagsrZ CompletionsZ CompleteFilesZcompDatarr9/usr/lib/python3/dist-packages/twisted/runner/inetdtap.pyr s    r c Cst}t}t|d}||W5QRX|jD]}|j}|jdr\t dq8||j fdkrt d|j |jfq8zt |j |_ WnVtk rzt|j d|_ Wn*tk rt d|j YYq8YnXYnX|jdkr t|j d|_nlzt |j|_WnZtk rtzt|jd|_Wn,tk rnt d |jYYq8YnXYnX|jd kr|d rq8|jtjkrt d |jq8t}tj|j|_n t|}|d krt|j||q8|dkr8t dq8|S)Nr zrpc/z/Skipping rpc service due to lack of rpc support))r stream)r Zdgramz)Skipping unsupported type/protocol: %s/%szUnknown user: zUnknown group: ZinternalrzUnknown internal service: r r znot supporting UDP)! appserviceZ MultiServicerZ InetdConfopenZ parseFileservicesprotocol startswithrmsgZ socketTypeintuser ValueErrorpwdgetpwnamKeyErrorgroupgetpwuidgrpZgetgrnamZprogramnamerZinternalProtocolsrZ InetdFactoryrZ TCPServerZportZsetServiceParent RuntimeError)Zconfigsconfrrrfactoryrrr makeService1s\          r.)rr#r(ZsocketZtwisted.runnerrrZtwisted.pythonrrZtwisted.internet.protocolrZtwisted.applicationrrrZ IPPROTO_TCPZ IPPROTO_UDPZ protocolDictr r.rrrrs