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connection.pyo
� { fc @ s� d d d g Z d d l Z d d l Z d d l Z d d l Z d d l Z d d l Z d d l Z d d l Z d d l m Z m Z d d l m Z m Z m Z m Z d d l m Z m Z d Z d Z d Z e j � Z d Z d g Z e e d � rd Z e d g 7Z n e j d k r4d Z e d g 7Z n e d � Z d � Z d � Z d � Z d e! f d � � YZ" d d d � Z$ e j d k r�e% d � Z& n d d l m' Z' e% d � Z& d e! f d � � YZ( d � Z) e j d k r d e! f d � � YZ* d � Z+ n d Z, d Z- d Z. d! Z/ d" � Z0 d# � Z1 d$ � Z2 d% e! f d& � � YZ3 d' � Z4 d( � Z5 d) e" f d* � � YZ6 d+ � Z7 d S(, t Clientt Listenert Pipei����N( t current_processt AuthenticationError( t get_temp_dirt Finalizet sub_debugt debug( t duplicatet closei g 4@t sha256t AF_INETt AF_UNIXt win32t AF_PIPEc C s t j � | S( N( t time( t timeout( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt _init_timeoutM s c C s t j � | k S( N( R ( t t( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt _check_timeoutP s c C s} | d k r d S| d k r5 t j d d d t � � S| d k rm t j d d t j � t j � f d d � St d � � d S( s? Return an arbitrary free address for the given family R t localhosti R t prefixs listener-t dirR s \\.\pipe\pyc-%d-%d-t s unrecognized familyN( R i ( t tempfilet mktempR t ost getpidt _mmap_countert nextt ValueError( t family( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt arbitrary_addressW s c C se t | � t k r d St | � t k r; | j d � r; d St | � t k rQ d St d | � � d S( s] Return the types of the address This can be 'AF_INET', 'AF_UNIX', or 'AF_PIPE' R s \\R R s address type of %r unrecognizedN( t typet tuplet strt startswithR ( t address( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt address_typef s !c B sS e Z d Z d d d d d � Z d � Z d � Z e d � � Z e d � � Z RS( s� Returns a listener object. This is a wrapper for a bound socket which is 'listening' for connections, or for a Windows named pipe. i c C s� | p | r t | � p t } | p- t | � } | d k rQ t | | � | _ n t | | | � | _ | d k r� t | t � r� t d � n | | _ d S( NR s authkey should be a byte string( R' t default_familyR! t PipeListenert _listenert SocketListenert Nonet isinstancet bytest TypeErrort _authkey( t selfR& R t backlogt authkey( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt __init__� s c C s? | j j � } | j r; t | | j � t | | j � n | S( sz Accept a connection on the bound socket or named pipe of `self`. Returns a `Connection` object. ( R* t acceptR0 t deliver_challenget answer_challenge( R1 t c( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR5 � s c C s | j j � S( sA Close the bound socket or named pipe of `self`. ( R* R ( R1 ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR � s c C s | j j S( N( R* t _address( R1 ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt <lambda>� R c C s | j j S( N( R* t _last_accepted( R1 ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR: � R N( t __name__t __module__t __doc__R, R4 R5 R t propertyR& t last_accepted( ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR y s c C s� | p t | � } | d k r- t | � } n t | � } | d k ra t | t � ra t d � n | d k r� t | | � t | | � n | S( s= Returns a connection to the address of a `Listener` R s authkey should be a byte stringN( R' t PipeClientt SocketClientR, R- R. R/ R7 R6 ( R& R R3 R8 ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR � s c C s� | r� t j � \ } } | j t � | j t � t j t j | j � � � } t j t j | j � � � } | j � | j � n< t j � \ } } t j | d t �} t j | d t �} | | f S( sL Returns pair of connection objects at either end of a pipe t writablet readable( t sockett socketpairt setblockingt Truet _multiprocessingt ConnectionR t dupt filenoR t pipet False( t duplext s1t s2t c1t c2t fd1t fd2( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR � s ( R c C sU t d � } | r; t j } t j t j B} t t } } n t j } t j } d t } } t j | | t j t j Bt j Bd | | t j t j � } t j | | d t j t j d t j � } t j | t j d d � y t j | t j � Wn/ t k r } | j d t j k r!� q!n Xt j | d | �} t j | d | �} | | f S( sL Returns pair of connection objects at either end of a pipe R i i RC RD N( R! R t PIPE_ACCESS_DUPLEXt GENERIC_READt GENERIC_WRITEt BUFSIZEt PIPE_ACCESS_INBOUNDt CreateNamedPipet PIPE_TYPE_MESSAGEt PIPE_READMODE_MESSAGEt PIPE_WAITt NMPWAIT_WAIT_FOREVERt NULLt CreateFilet OPEN_EXISTINGt SetNamedPipeHandleStateR, t ConnectNamedPipet WindowsErrort argst ERROR_PIPE_CONNECTEDRI t PipeConnection( RO R& t openmodet accesst obsizet ibsizet h1t h2t eRR RS ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR � s2 $ R+ c B s, e Z d Z d d � Z d � Z d � Z RS( sO Representation of a socket which is bound to an address and listening i c C s� t j t t | � � | _ yb | j j t j t j d � | j j t � | j j | � | j j | � | j j � | _ Wn$ t j k r� | j j � � n X| | _ d | _ | d k r� t | t j d | f d d �| _ n d | _ d S( Ni R Rf t exitpriorityi ( RE t getattrt _sockett setsockoptt SOL_SOCKETt SO_REUSEADDRRG RH t bindt listent getsocknameR9 t errorR t _familyR, R; R R t unlinkt _unlink( R1 R& R R2 ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR4 � s $c C s� x\ t r^ y | j j � \ } | _ Wn2 t j k rY } | j d t j k r[ � q[ q XPq W| j t � t | j � � } t j | � } | j � | S( Ni ( RH Rr R5 R; RE Ry Rf t errnot EINTRRG R RL RI RJ R ( R1 t sRo t fdt conn( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR5 s c C sA z | j j � Wd | j } | d k r< d | _ | � n Xd S( N( Rr R R| R, ( R1 R{ ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR # s ( R< R= R> R4 R5 R ( ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR+ � s c C s� t t t | � � } t � } x� t j | � } | j t � y | j | � Wnb t j k r� } | j � | j d t j k s� t | � r� t d | � � n t j d � q! XPq! W� t | j � � } t j | � } | j � | S( sO Return a connection object connected to the socket given by `address` i s failed to connect to address %sg{�G�z�?( Rq RE R' R RG RH t connectRy R Rf R} t ECONNREFUSEDR R R t sleepR RL RI RJ ( R& R R R Ro R� R� ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyRB - s& " R) c B s2 e Z d Z d d � Z d � Z e d � � Z RS( s0 Representation of a named pipe c C s� | | _ t j | t j t j t j Bt j Bt j t t t j t j � } | g | _ d | _ t d | j � t | t j d | j | j f d d �| _ d S( Ns listener created with address=%rRf Rp i ( R9 R R[ RV R\ R] R^ t PIPE_UNLIMITED_INSTANCESRY R_ R` t _handle_queueR, R; R R R) t _finalize_pipe_listenerR ( R1 R& R2 t handle( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR4 S s c C s� t j | j t j t j t j Bt j Bt j t t t j t j � } | j j | � | j j d � } y t j | t j � Wn8 t k r� } | j d t j t j f k r� � q� n Xt j | � S( Ni ( R R[ R9 RV R\ R] R^ R� RY R_ R` R� t appendt popRd Re Rf Rg t ERROR_NO_DATARI Rh ( R1 t newhandleR� Ro ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR5 f s c C s, t d | � x | D] } t | � q Wd S( Ns closing listener with address=%r( R R ( t queueR& R� ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR� z s N( R< R= R> R, R4 R5 t staticmethodR� ( ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR) O s c C s� t � } x� yH t j | d � t j | t j t j Bd t j t j d t j � } WnD t k r� } | j d t j t j f k s� t | � r� � q� q XPq W� t j | t j d d � t j | � S( sU Return a connection object connected to the pipe given by `address` i� i N( R R t WaitNamedPipeRa RW RX R` Rb Re Rf t ERROR_SEM_TIMEOUTt ERROR_PIPE_BUSYR Rc R] R, RI Rh ( R& R t hRo ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyRA � s " i s #CHALLENGE#s #WELCOME#s #FAILURE#c C s d d l } t | t � S( Ni����( t hashlibRq t HMAC_DIGEST_NAME( R� ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt get_digestmod_for_hmac� s c C s� d d l } t j t � } | j t | � | j | | t � � j � } | j d � } | | k ru | j t � n | j t � t d � � d S( Ni����i s digest received was wrong( t hmacR t urandomt MESSAGE_LENGTHt send_bytest CHALLENGEt newR� t digestt recv_bytest WELCOMEt FAILURER ( t connectionR3 R� t messageR� t response( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR6 � s c C s� d d l } | j d � } | t t � } | j | | t � � j � } | j | � | j d � } | t k r� t d � � n d S( Ni����i s digest sent was rejected( R� R� t lenR� R� R� R� R� R� R ( R� R3 R� R� R� R� ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR7 � s t ConnectionWrapperc B s# e Z d � Z d � Z d � Z RS( c C sO | | _ | | _ | | _ x- d D]% } t | | � } t | | | � q" Wd S( NRL R t pollR� R� ( RL R R� R� R� ( t _connt _dumpst _loadsRq t setattr( R1 R� t dumpst loadst attrt obj( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR4 � s c C s# | j | � } | j j | � d S( N( R� R� R� ( R1 R� R ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt send� s c C s | j j � } | j | � S( N( R� R� R� ( R1 R ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt recv� s ( R< R= R4 R� R� ( ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR� � s c C s t j | f d d d d � S( Ni ( t xmlrpclibR� R, ( R� ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt _xml_dumps� s c C s t j | � \ \ } } | S( N( R� R� ( R R� t method( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt _xml_loads� s t XmlListenerc B s e Z d � Z RS( c C s+ d d l a t j | � } t | t t � S( Ni����( R� R R5 R� R� R� ( R1 R� ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR5 � s ( R< R= R5 ( ( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyR� � s c O s% d d l a t t | | � t t � S( Ni����( R� R� R R� R� ( Rf t kwds( ( s2 /usr/lib64/python2.7/multiprocessing/connection.pyt XmlClient� s (8 t __all__R t sysRE R} R R t itertoolsRI t multiprocessingR R t multiprocessing.utilR R R R t multiprocessing.forkingR R RY t CONNECTION_TIMEOUTR� t countR R( t familiest hasattrt platformR R R! 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