™N
÷ùO5c    	   s    d  Z    k Z  k Z  k Z  k Z  d f  d „  ƒ  YZ ! d e f d „  ƒ  YZ / d Z 4 d e f d „  ƒ  YZ > d e i	 f d	 „  ƒ  YZ
 m d
 e i f d „  ƒ  YZ v d e i f d „  ƒ  YZ  d e i f d „  ƒ  YZ hd „  Z ~e d j o e ƒ  n d S(   s9  Restricted execution facilities.

The class RExec exports methods r_exec(), r_eval(), r_execfile(), and
r_import(), which correspond roughly to the built-in operations
exec, eval(), execfile() and import, but executing the code in an
environment that only exposes those built-in operations that are
deemed safe.  To this end, a modest collection of 'fake' modules is
created which mimics the standard modules by the same names.  It is a
policy decision which built-in modules and operations are made
available; this module provides a reasonable default, but derived
classes can change the policies e.g. by overriding or extending class
variables like ok_builtin_modules or methods like make_sys().

XXX To do:
- r_open should allow writing tmp dir
- r_exec etc. with explicit globals/locals? (Use rexec("exec ... in ...")?)

s   FileBasec    
  s,     d d d d d d d d d	 d
 f
 Z  RS(   Ns   filenos   flushs   isattys   reads   readlines	   readliness   seeks   tells   writes
   writelines(   s   ok_file_methods(    s/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   FileBase s   s   FileWrapperc      s   ! % d „  Z  + d „  Z RS(   Nc    ss   % & | |  _  ' xZ |  i d ' rJ } ( t |  | ƒ o t | | ƒ o  ) t |  | t | | ƒ ƒ n q Wd  S(   Ni    (   s   fs   selfs   ok_file_methodss   ms   hasattrs   setattrs   getattr(   s   selfs   fs   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   __init__% s
    	$c    s   + , |  i ƒ  d  S(   N(   s   selfs   flush(   s   selfs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   close+ s   (   s   __init__s   close(    s/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   FileWrapper! s   sR   
def %s(self, *args):
        return apply(getattr(self.mod, self.name).%s, args)
s   FileDelegatec      sI   4 6 d „  Z  : x2 e i d f d : r Z ; e e e f d  Uq% WRS(   Nc    s   6 7 | |  _  8 | |  _ d  S(   N(   s   mods   selfs   name(   s   selfs   mods   names/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   __init__6 s   s   closei    (   s   __init__s   FileBases   ok_file_methodss   ms   TEMPLATE(    s/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   FileDelegate4 s    	s   RHooksc      s‰   > @ d „  Z  Q d „  Z U d „  Z X d „  Z \ d „  Z ] d „  Z ^ d „  Z ` d „  Z c d	 „  Z f d
 „  Z	 i d „  Z
 RS(   Nc    sÙ   @ D d } E t } F | o t | d ƒ t d ƒ j o  G | d } H | d  } n I | o t | d d ƒ o J | d } K | d } n L | o M t d ‚ n N t i i	 |  | ƒ O | |  _ d  S(   Ni    i   s	   __class__s   too many arguments(   s   verboses   Nones   rexecs   argss   types   hasattrs	   TypeErrors   ihookss   Hookss   __init__s   self(   s   selfs   argss   verboses   rexecs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   __init__@ s   		(
c    s   Q S | |  _  d  S(   N(   s   rexecs   self(   s   selfs   rexecs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys	   set_rexecQ s   c    s   U V |  i i | ƒ Sd  S(   N(   s   selfs   rexecs
   is_builtins   name(   s   selfs   names/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys
   is_builtinU s   c    s,   X Y t  | ƒ } Z |  i i | f  ƒ Sd  S(   N(   s
   __import__s   names   ms   selfs   rexecs   copy_except(   s   selfs   names   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   init_builtinX s   c    s   \ \ t  d ‚ d  S(   Ns   don't use this(   s   SystemError(   s   selfs   names/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   init_frozen\ s    c    s   ] ] t  d ‚ d  S(   Ns   don't use this(   s   SystemError(   s   selfs   argss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   load_source] s    c    s   ^ ^ t  d ‚ d  S(   Ns   don't use this(   s   SystemError(   s   selfs   argss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   load_compiled^ s    c    s    ` a |  i i | | | ƒ Sd  S(   N(   s   selfs   rexecs   load_dynamics   names   filenames   file(   s   selfs   names   filenames   files/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   load_dynamic` s   c    s   c d |  i i | ƒ Sd  S(   N(   s   selfs   rexecs
   add_modules   name(   s   selfs   names/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys
   add_modulec s   c    s   f g |  i i Sd  S(   N(   s   selfs   rexecs   modules(   s   selfs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   modules_dictf s   c    s   i j |  i i d i Sd  S(   Ns   sys(   s   selfs   rexecs   moduless   path(   s   selfs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   default_pathi s   (   s   __init__s	   set_rexecs
   is_builtins   init_builtins   init_frozens   load_sources   load_compileds   load_dynamics
   add_modules   modules_dicts   default_path(    s/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   RHooks> s   s   RModuleLoaderc      s   m o d „  Z  RS(   Nc    sG   o p | \ } } } q t i i |  | | ƒ } r | | _
 s | Sd  S(   N(   s   stuffs   files   filenames   infos   ihookss   FancyModuleLoaders   load_modules   selfs   names   ms   __filename__(   s   selfs   names   stuffs   files   filenames   infos   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   load_moduleo s   (   s   load_module(    s/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   RModuleLoaderm s   s   RModuleImporterc      s   v x e  d „ Z RS(   Nc    s}   x y | t j o t | d ƒ o= z t i  i | i ƒ \ } } { t i  i	 | d ƒ g } n | t
 i i |  | | ƒ Sd  S(   Ns   __filename__s    (   s   paths   Nones   hasattrs   modules   oss   splits   __filename__s   heads   tails   joins   ihookss   ModuleImporters   reloads   self(   s   selfs   modules   paths   heads   tails/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   reloadx s    (   s   Nones   reload(    s/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   RModuleImporterv s   s   RExecc      sa   d  Z   ƒ e e i ƒ Z … d d d d d d d d d	 d
 d d d d d d d d f Z ‹ d d d d d d d d d d d d d d  d! f Z  d" d# d$ d% d& d' d( f Z ’ d) d* d+ f Z ” e	 d- d, „ Z
 © d. „  Z ® d/ „  Z ¹ d0 „  Z ¿ d1 „  Z Ä d2 „  Z Ê d3 „  Z Í d4 „  Z Õ d5 „  Z á d6 „  Z ì d7 „  Z ö d8 „  Z û d9 „  Z d: „  Z d; „  Z d< „  Z h  h  g  d= „ Z d> „  Z d? „  Z d@ „  Z $dA „  Z 1dB „  Z 9dC „  Z  >dD „  Z! Cf  e	 dE „ Z" NdF „  Z# QdG „  Z$ TdH „  Z% WdI „  Z& ZdJ „  Z' ]dK „  Z( bdM dN dL „ Z) RS(O   s!   Restricted Execution environment.s   audioops   arrays   binasciis   cmaths   errnos   imageops   marshals   maths   md5s   operators   parsers   regexs   pcres   rotors   selects   strops   structs   times   errors   fstats   listdirs   lstats   readlinks   stats   timess   unames   getpids   getppids   getcwds   getuids   getgids   geteuids   getegids   ps1s   ps2s	   copyrights   versions   platforms   exits   maxints   opens   reloads
   __import__c    s&  ” • t  i i |  | ƒ — | p
 t | ƒ |  _ ˜ |  i i |  ƒ ™ h  |  _ š |  i	 |  _
 › g  } œ x= |  i	 d œ r- }  | t i j o ž | i | ƒ n qx WŸ t | ƒ |  _	   |  i ƒ  ¡ |  i ƒ  ¢ |  i ƒ  ¥ |  i ƒ  ¦ t |  i | ƒ |  _ § t |  i | ƒ |  _ d  S(   Ni    (   s   ihookss   _Verboses   __init__s   selfs   verboses   hookss   RHookss	   set_rexecs   moduless   ok_builtin_moduless   ok_dynamic_moduless   lists   mnames   syss   builtin_module_namess   appends   tuples   set_trusted_paths   make_builtins   make_initial_moduless   make_syss   RModuleLoaders   loaders   RModuleImporters   importer(   s   selfs   hookss   verboses   lists   mnames/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   __init__” s"   	 	i    c    s%   © ¬ t  t i i t i ƒ |  _ d  S(   N(   s   filters   oss   paths   isabss   syss   selfs   trusted_path(   s   selfs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   set_trusted_path© s   c    s•   ® ¯ | |  i j o ° t d | ‚ n ± t i i | ƒ o ² t i | } n" ´ k } µ | i	 | | | ƒ } ¶ |  i | g  ƒ } · | Sd  S(   Ns   untrusted dynamic module: %s(   s   names   selfs   ok_dynamic_moduless   ImportErrors   syss   moduless   has_keys   srcs   imps   load_dynamics   filenames   files   copy_excepts   dst(   s   selfs   names   filenames   files   srcs   imps   dsts/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   load_dynamic® s   	c    s!   ¹ º |  i ƒ  » |  i ƒ  d  S(   N(   s   selfs	   make_mains   make_osname(   s   selfs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   make_initial_modules¹ s   c    s   ¿ À | |  i j Sd  S(   N(   s   mnames   selfs   ok_builtin_modules(   s   selfs   mnames/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys
   is_builtin¿ s   c    sL   Ä Å |  i t |  i ƒ } Æ |  i | _ Ç |  i | _ È |  i	 | _
 d  S(   N(   s   selfs   copy_excepts   __builtin__s   nok_builtin_namess   ms   r_imports
   __import__s   r_reloads   reloads   r_opens   open(   s   selfs   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   make_builtinÄ s   c    s   Ê Ë |  i d ƒ } d  S(   Ns   __main__(   s   selfs
   add_modules   m(   s   selfs   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys	   make_mainÊ s   c    s   Í Î t  i } Ï t | ƒ } Ð |  i | |  i ƒ } Ñ h  | _	 } Ò x/ t  i	 i ƒ  d Ò r \ } } Ó | | | <q[ Wd  S(   Ni    (   s   oss   names   osnames
   __import__s   srcs   selfs	   copy_onlys   ok_posix_namess   dsts   environs   es   itemss   keys   value(   s   selfs   osnames   srcs   dsts   es   keys   values/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   make_osnameÍ s    c    s£   Õ Ö |  i t |  i ƒ } × |  i | _ Ø d g | _ Ù t t |  i	 ƒ | _
 Ú |  i d } Û |  i i ƒ  t |  i ƒ } Ü | i ƒ  Ý t | ƒ | _ d  S(   Ns
   RESTRICTEDs   sys(   s   selfs	   copy_onlys   syss   ok_sys_namess   ms   moduless   argvs   maps   Nones   ok_paths   paths   keyss   lists   ok_builtin_moduless   ls   sorts   tuples   builtin_module_names(   s   selfs   ms   ls/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   make_sysÕ s   c    s§   á â |  i | ƒ } ã x5 t | ƒ d ã r" } ä t | | t | | ƒ ƒ q' Wå xF | d å r9 } æ y ç t	 | | ƒ Wn è t
 j
 o
 é n Xq\ Wê | Sd  S(   Ni    (   s   selfs	   copy_nones   srcs   dsts   dirs   names   setattrs   getattrs
   exceptionss   delattrs   AttributeError(   s   selfs   srcs
   exceptionss   dsts   names/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   copy_exceptá s    	  	c    s„   ì í |  i | ƒ } î x^ | d î rQ } ï y ð t | | ƒ } Wn ñ t j
 o ò q! n Xó t	 | | | ƒ q! Wô | Sd  S(   Ni    (
   s   selfs	   copy_nones   srcs   dsts   namess   names   getattrs   values   AttributeErrors   setattr(   s   selfs   srcs   namess   dsts   names   values/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys	   copy_onlyì s    	c    s   ö ÷ |  i | i ƒ Sd  S(   N(   s   selfs
   add_modules   srcs   __name__(   s   selfs   srcs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys	   copy_noneö s   c    si   û ü |  i i | ƒ o ý |  i | Sn þ |  i i | ƒ |  i | <} ÿ |  i d | _  | Sd  S(   Ns   __builtin__(   s   selfs   moduless   has_keys   mnames   hookss
   new_modules   ms   __builtins__(   s   selfs   mnames   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys
   add_moduleû s
    c    s'   |  i d ƒ } | | i Ud  S(   Ns   __main__(   s   selfs
   add_modules   ms   codes   __dict__(   s   selfs   codes   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   r_execs   c    s,   	|  i d ƒ } 
t | | i ƒ Sd  S(   Ns   __main__(   s   selfs
   add_modules   ms   evals   codes   __dict__(   s   selfs   codes   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   r_evals   c    s,   |  i d ƒ } t | | i ƒ Sd  S(   Ns   __main__(   s   selfs
   add_modules   ms   execfiles   files   __dict__(   s   selfs   files   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys
   r_execfiles   c    s#   |  i i | | | | ƒ Sd  S(   N(   s   selfs   importers   import_modules   mnames   globalss   localss   fromlist(   s   selfs   mnames   globalss   localss   fromlists/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   r_imports   c    s   |  i i | ƒ Sd  S(   N(   s   selfs   importers   reloads   m(   s   selfs   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   r_reloads   c    s   |  i i | ƒ Sd  S(   N(   s   selfs   importers   unloads   m(   s   selfs   ms/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   r_unloads   c    s•   |  i d } t | d ƒ |  _ t | d ƒ |  _ t | d ƒ |  _  t t i	 ƒ |  _
 !t t i ƒ |  _ "t t i ƒ |  _ d  S(   Ns   syss   stdins   stdouts   stderr(   s   selfs   moduless   ss   FileDelegates   delegate_stdins   delegate_stdouts   delegate_stderrs   FileWrappers   syss   stdins   restricted_stdins   stdouts   restricted_stdouts   stderrs   restricted_stderr(   s   selfs   ss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   make_delegate_filess   c    s»   $%t  |  d ƒ o &|  i ƒ  n 't  |  d ƒ o (|  i ƒ  n )|  i d } *|  i | _ +|  i | _	 ,|  i
 | _ -|  i t _ .|  i t _	 /|  i t _ d  S(   Ns
   save_stdins   delegate_stdins   sys(   s   hasattrs   selfs
   save_filess   make_delegate_filess   moduless   ss   restricted_stdins   stdins   restricted_stdouts   stdouts   restricted_stderrs   stderrs   delegate_stdins   syss   delegate_stdouts   delegate_stderr(   s   selfs   ss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys	   set_files$s   c    sQ   12|  i ƒ  3|  i d } 4| i |  _ 5| i |  _ 6| i |  _	 d  S(   Ns   sys(
   s   selfs   restore_filess   moduless   ss   stdins   restricted_stdins   stdouts   restricted_stdouts   stderrs   restricted_stderr(   s   selfs   ss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   reset_files1s
   c    s4   9:t  i |  _ ;t  i |  _ <t  i |  _ d  S(   N(   s   syss   stdins   selfs
   save_stdins   stdouts   save_stdouts   stderrs   save_stderr(   s   selfs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys
   save_files9s   c    s4   >?|  i t _ @|  i t _ A|  i t _ d  S(   N(   s   selfs
   save_stdins   syss   stdins   save_stdouts   stdouts   save_stderrs   stderr(   s   selfs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   restore_files>s   c    sq   CD|  i ƒ  EzF F|  i ƒ  G| o Ht | | | ƒ } n Jt | | ƒ } Wd  KL|  i ƒ  Xd  S(   N(	   s   selfs
   save_filess	   set_filess   kws   applys   funcs   argss   rs   restore_files(   s   selfs   funcs   argss   kws   rs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   s_applyCs   
c    s   NO|  i |  i | ƒ d  S(   N(   s   selfs   s_applys   r_execs   args(   s   selfs   argss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   s_execNs   c    s   QR|  i |  i | ƒ d  S(   N(   s   selfs   s_applys   r_evals   args(   s   selfs   argss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   s_evalQs   c    s   TU|  i |  i | ƒ d  S(   N(   s   selfs   s_applys
   r_execfiles   args(   s   selfs   argss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys
   s_execfileTs   c    s   WX|  i |  i | ƒ d  S(   N(   s   selfs   s_applys   r_imports   args(   s   selfs   argss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   s_importWs   c    s   Z[|  i |  i | ƒ d  S(   N(   s   selfs   s_applys   r_reloads   args(   s   selfs   argss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   s_reloadZs   c    s   ]^|  i |  i | ƒ d  S(   N(   s   selfs   s_applys   r_unloads   args(   s   selfs   argss/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   s_unload]s   c    s@   bc| d d f j o dt d ‚ n et | | | ƒ Sd  S(   Ns   rs   rbs/   can't open files for writing in restricted mode(   s   modes   IOErrors   opens   files   buf(   s   selfs   files   modes   bufs/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   r_openbs   s   ri   (*   s   __doc__s   tuples   syss   paths   ok_paths   ok_builtin_moduless   ok_posix_namess   ok_sys_namess   nok_builtin_namess   Nones   __init__s   set_trusted_paths   load_dynamics   make_initial_moduless
   is_builtins   make_builtins	   make_mains   make_osnames   make_syss   copy_excepts	   copy_onlys	   copy_nones
   add_modules   r_execs   r_evals
   r_execfiles   r_imports   r_reloads   r_unloads   make_delegate_filess	   set_filess   reset_filess
   save_filess   restore_filess   s_applys   s_execs   s_evals
   s_execfiles   s_imports   s_reloads   s_unloads   r_open(    s/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   RExec sL   	?6
		c     s.  hik  }  jt d d t i d j ƒ } kd Gt i GHlt i GHmxß md oÔ nyŒ oy pt d ƒ } Wn qt	 j
 o rHsPn Xt| o | d d j o6 u| d } vt
 | d	 d
 ƒ } w| i | ƒ n Wn> xt j
 o } yt i | ƒ n z{|  i ƒ  n XqK Wd  S(   Ns   verboses   -vi   s   *** RESTRICTED *** Pythons   >>> i    s   #s   
s   <stdin>s   single(   s	   tracebacks   RExecs   syss   argvs   rs   versions	   copyrights	   raw_inputs   ss   EOFErrors   compiles   cs   r_execs
   SystemExits   ns   exits	   print_exc(   s	   tracebacks   rs   ss   cs   ns/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   tesths(   	 
	s   __main__N(   s   __doc__s   syss   __builtin__s   oss   ihookss   FileBases   FileWrappers   TEMPLATEs   FileDelegates   Hookss   RHookss   FancyModuleLoaders   RModuleLoaders   ModuleImporters   RModuleImporters   _Verboses   RExecs   tests   __name__(    s/   /var/tmp/python-root/usr/lib/python1.5/rexec.pys   ? s   					
/		é