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� =OXc @ s� d 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 d d l m Z m Z d d l m Z d d l m Z m Z d d l m Z d d l m Z d d l m Z e d � Z d Z e d � Z d Z d e f d � � YZ d e j f d � � YZ d e f d � � YZ d e f d � � YZ! d e f d � � YZ" d e f d � � YZ# d e f d � � YZ$ d e f d � � YZ% d e f d � � YZ& d S( s SSH Agent interface i����N( t select( t asbytest io_sleep( t byte_chr( t SSHExceptiont AuthenticationException( t Message( t PKey( t retry_on_signali i i i t AgentSSHc B s> e Z d � Z d � Z d � Z d � Z d � Z d � Z RS( c C s d | _ d | _ d S( N( ( t Nonet _connt _keys( t self( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt __init__0 s c C s | j S( s4 Return the list of keys available through the SSH agent, if any. If no SSH agent was running (or it couldn't be contacted), an empty list will be returned. :return: a tuple of `.AgentKey` objects representing keys available on the SSH agent ( R ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt get_keys4 s c C s� | | _ | j t � \ } } | t k r9 t d � � n g } x@ t | j � � D], } | j t | | j � � � | j � qR Wt | � | _ d S( Ns! could not get keys from ssh-agent( R t _send_messaget cSSH2_AGENTC_REQUEST_IDENTITIESt SSH2_AGENT_IDENTITIES_ANSWERR t ranget get_intt appendt AgentKeyt get_binaryt get_stringt tupleR ( R t connt ptypet resultt keyst i( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt _connect@ s c C s5 | j d k r | j j � n d | _ d | _ d S( N( ( R R t closeR ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt _closeK s c C s| t | � } | j j t j d t | � � | � | j d � } t | j t j d | � d � � } t | j � � | f S( Ns >Ii i ( R R t sendt structt packt lent _read_allR t unpackt ordt get_byte( R t msgt l( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR Q s &%c C s� | j j | � } x~ t | � | k r� t | � d k rH t d � � n | j j | t | � � } t | � d k r� t d � � n | | 7} q W| S( Ni s lost ssh-agent( R t recvR% R ( R t wantedR t extra( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR& X s ( t __name__t __module__R R R R! R R& ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR / s t AgentProxyThreadc B s2 e Z d Z d � Z d � Z d � Z d � Z RS( s@ Class in charge of communication between two channels. c C s/ t j j | d | j �| | _ t | _ d S( Nt target( t threadingt ThreadR t runt _agentt Falset _exit( R t agent( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR h s c C s� y� | j � \ } } | | _ | | _ | j j � t | j t � r~ | j j d k so t | j j d � r~ t d � � n | j � Wn � n Xd S( Nt filenos Unable to connect to SSH agent( t get_connectiont _AgentProxyThread__inrt _AgentProxyThread__addrR6 t connectt isinstancet intR R t hasattrR t _communicate( R t rt addr( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR5 m s ;c C sO d d l } | j | j | j � } | j | j | j | t j B� x| j sJt | j j | j g g g d � } x� | d D]� } | j j | k r� | j j j d � } t | � d k r� | j j | � q6| j � Pq | j | k r | j j d � } t | � d k r(| j j j | � q6| j � Pq q Wt j t � qG Wd S( Ni����g �?i i ( t fcntlR< t F_GETFLt F_SETFLt ost O_NONBLOCKR8 R R6 R R, R% R" R! t timet sleepR ( R RE t oldflagst eventst fdt data( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyRB { s& $ c C s* t | _ | j j � | j j j � d S( N( t TrueR8 R< R R6 R ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR! � s ( R/ R0 t __doc__R R5 RB R! ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR1 d s t AgentLocalProxyc B s e Z d Z d � Z d � Z RS( s� Class to be used when wanting to ask a local SSH Agent being asked from a remote fake agent (so use a unix socket for ex.) c C s t j | | � d S( N( R1 R ( R R9 ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR � s c C sl t j t j t j � } yC | j | j j � � | j d � | j � \ } } | | f SWn � n Xd S( sX Return a pair of socket object and string address. May block! i N( t sockett AF_UNIXt SOCK_STREAMt bindR6 t _get_filenamet listent accept( R R RC RD ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR; � s ( R/ R0 RQ R R; ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyRR � s t AgentRemoteProxyc B s e Z d Z d � Z d � Z RS( sA Class to be used when wanting to ask a remote SSH Agent c C s t j | | � | | _ d S( N( R1 R t _AgentRemoteProxy__chan( R R9 t chan( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR � s c C s | j d f S( N( R[ R ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR; � s ( R/ R0 RQ R R; ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyRZ � s t AgentClientProxyc B s2 e Z d Z d � Z d � Z d � Z d � Z RS( s� Class proxying request as a client: #. client ask for a request_forward_agent() #. server creates a proxy and a fake SSH Agent #. server ask for establishing a connection when needed, calling the forward_agent_handler at client side. #. the forward_agent_handler launch a thread for connecting the remote fake agent and the local agent #. Communication occurs ... c C s5 d | _ | | _ t | | � | _ | j j � d S( N( R R t _AgentClientProxy__chanRRZ t threadt start( R t chanRemote( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR � s c C s | j � d S( N( R ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt __del__� s c s� d t j k r[ t j d k r[ t j t j t j � � y t � f d � � Wq� d SXnD t j d k r� d d l j } | j � r� | j � � q� d Sn d S� | _ d S( sJ Method automatically called by ``AgentProxyThread.run``. t SSH_AUTH_SOCKt win32c s � j t j d � S( NRc ( R> RH t environ( ( R ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt <lambda>� s Ni����( RH Re t syst platformRS RT RU R t paramiko.win_pageantt win_pageantt can_talk_to_agentt PageantConnectionR ( R Rj ( ( R s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR> � s c C sQ t | d � r. t | j _ | j j d � n | j d k rM | j j � n d S( sh Close the current connection and terminate the agent Should be called manually R_ i� N( RA RP R_ R8 t joinR R R ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR � s ( R/ R0 RQ R Rb R> R ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR] � s t AgentServerProxyc B sD e Z d Z d � Z d � Z d � Z d � Z d � Z d � Z RS( s� :param .Transport t: Transport used for SSH Agent communication forwarding :raises SSHException: mostly if we lost the agent c C sn t j | � | | _ t j d � | _ t j | j t j � | j d | _ t | � | _ | j j � d S( Nt sshproxys /sshproxy.ssh( R R t _AgentServerProxy__tt tempfilet mkdtempt _dirRH t chmodt statt S_IRWXUt _fileRR R_ R` ( R t t( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR � s c C s | j � d S( N( R ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyRb s c C sH | j j � } | d k r* t d � � n | j d � | j | � d S( Ns lost ssh-agents auth-agent( Rp t open_forward_agent_channelR R t set_nameR ( R t conn_sock( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR> s c C sJ t j | j � t j | j � t | j _ | j j d � | j � d S( sk Terminate the agent, clean the files, close connections Should be called manually i� N( RH t removeRw t rmdirRs RP R_ R8 Rm R! ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR s c C s i | j � d 6S( s� Helper for the environnement under unix :return: a dict containing the ``SSH_AUTH_SOCK`` environnement variables Rc ( RW ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt get_env s c C s | j S( N( Rw ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyRW s ( R/ R0 RQ R Rb R> R R~ RW ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyRn � s t AgentRequestHandlerc B s2 e Z d Z d � Z d � Z d � Z d � Z RS( s� Primary/default implementation of SSH agent forwarding functionality. Simply instantiate this class, handing it a live command-executing session object, and it will handle forwarding any local SSH agent processes it finds. For example:: # Connect client = SSHClient() client.connect(host, port, username) # Obtain session session = client.get_transport().open_session() # Forward local agent AgentRequestHandler(session) # Commands executed after this point will see the forwarded agent on # the remote end. session.exec_command("git clone https://my.git.repository/") c C s/ d | _ | | _ | j | j � g | _ d S( N( R R t _AgentRequestHandler__chanCt request_forward_agentt _forward_agent_handlert" _AgentRequestHandler__clientProxys( R t chanClient( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR 9 s c C s | j j t | � � d S( N( R� R R] ( R Ra ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR� ? s c C s | j � d S( N( R ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyRb B s c C s" x | j D] } | j � q Wd S( N( R� R ( R t p( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR E s ( R/ R0 RQ R R� Rb R ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR $ s t Agentc B s e Z d Z d � Z d � Z RS( sF Client interface for using private keys from an SSH agent running on the local machine. If an SSH agent is running, this class can be used to connect to it and retreive `.PKey` objects which can be used when attempting to authenticate to remote SSH servers. Upon initialization, a session with the local machine's SSH agent is opened, if one is running. If no agent is running, initialization will succeed, but `get_keys` will return an empty tuple. :raises SSHException: if an SSH agent is found, but speaks an incompatible protocol c C s� t j | � d t j k ri t j d k ri t j t j t j � } y | j t j d � Wq� d SXnE t j d k r� d d l m } | j � r� | j � } q� d Sn d S| j | � d S( NRc Rd i ( Rj ( R R RH Re Rg Rh RS RT RU R> t Rj Rk Rl R ( R R Rj ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR X s c C s | j � d S( s1 Close the SSH agent connection. N( R! ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR m s ( R/ R0 RQ R R ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR� J s R c B s; e Z d Z d � Z d � Z d � Z d � Z d � Z RS( s� Private key held in a local SSH agent. This type of key can be used for authenticating to a remote server (signing). Most other key operations work as expected. c C s+ | | _ | | _ t | � j � | _ d S( N( R9 t blobR t get_textt name( R R9 R� ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR z s c C s | j S( N( R� ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR s c C s | j � S( N( R ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt __str__� s c C s | j S( N( R� ( R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt get_name� s c C s} t � } | j t � | j | j � | j | � | j d � | j j | � \ } } | t k rs t d � � n | j � S( Ni s key cannot be used for signing( R t add_bytet cSSH2_AGENTC_SIGN_REQUESTt add_stringR� t add_intR9 R t SSH2_AGENT_SIGN_RESPONSER R ( R RO R* R R ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt sign_ssh_data� s ( R/ R0 RQ R R R� R� R� ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyR t s (' RQ RH RS R# Rg R3 RJ Rq Ru R t paramiko.commonR R t paramiko.py3compatR t paramiko.ssh_exceptionR R t paramiko.messageR t paramiko.pkeyR t paramiko.utilR R R R� R� t objectR R4 R1 RR RZ R] Rn R R� R ( ( ( s2 /usr/lib/python2.7/site-packages/paramiko/agent.pyt <module> s8 54 71&*
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