³ò
OÉcIc           @   sp  d  Z  d d k Z d d k Z d d k Z d d k Z d d k Z d d k Z d d k Z d e f d „  ƒ  YZ	 d a d d d g Z h  d d	 <d d
 <d d <d d <d d <d d <d d <d d <d d <d d <d d <d d <d d <d d <d d <d d <d d <Z d „  Z d „  Z d „  Z d „  Z d „  Z d  „  Z d! „  Z d" „  Z d S(#   s1   Functions to make sure remote requests are kosheriÿÿÿÿNt	   Violationc           B   s   e  Z d  Z RS(   s>   Exception that indicates an improper request has been received(   t   __name__t
   __module__t   __doc__(    (    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyR       s   t   servert   security_levelt   restrict_pathi    s
   os.listdirs   rpath.make_file_dicts   os.chmods   os.chowns	   os.removes   os.removedirss	   os.renames
   os.renamess   os.rmdirs	   os.unlinks   os.utimes	   os.lchowni   s   os.links
   os.symlinks   os.mkdirs   os.makedirss   rpath.delete_dir_no_filesc         C   s   t  |  | ƒ t t i ƒ d S(   s,   Initialize allowable request list and chrootN(   t   set_security_levelt   set_allowed_requestst   GlobalsR   (   t   actiont   cmdpairs(    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyt
   initialize3   s    c         C   s0   |  i  t i j p t ‚ |  i ƒ  i t _ d S(   s&   Reset restrict path to be within rpathN(   t   connR	   t   local_connectiont   AssertionErrort	   normalizet   pathR   (   t   rp(    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyt   reset_restrict_path9   s    c   	         sö  d „  ‰  ‡  f d †  } ‡  f d †  } d „  } t  i o d Sn | d } t | ƒ d j o | d } n | } |  d j p |  d	 j oƒ | | | ƒ p | | | ƒ o d
 } t i ƒ  } qÈˆ  | ƒ o d } | | ƒ } qÈˆ  | ƒ p t ‚ d } | | ƒ } n¹|  d j p |  d j oÖ t | ƒ d j p  | | | ƒ p | | | ƒ o d
 } t i ƒ  } qÈˆ  | ƒ oV d } t i t i	 t  i
 | | ƒ ƒ ƒ t i o t i i } qüt i i d ƒ qÈˆ  | ƒ p t ‚ d } | | ƒ } nÉ |  d j oƒ | | | ƒ p | | | ƒ o d
 } t i ƒ  } qÈˆ  | ƒ o d } | | ƒ } qÈˆ  | ƒ p t ‚ d } | | ƒ } n9 |  d j o d
 } t i ƒ  } n d p t d |  ‚ | t  _ t i	 t  i
 | ƒ i ƒ  i t  _ d S(   sÔ   If running client, set security level and restrict_path

	To find these settings, we must look at the action to see what is
	supposed to happen, and then look at the cmdpairs to see what end
	the client is on.

	c         S   s	   |  d S(   Ni    (    (   t   cmdpair(    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyt   islocalF   s    c            s   ˆ  |  ƒ o
 ˆ  | ƒ S(   N(    (   t   cp1t   cp2(   R   (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyt	   bothlocalG   s    c            s   ˆ  |  ƒ o ˆ  | ƒ S(   N(    (   R   R   (   R   (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyt
   bothremoteH   s    c         S   s   |  d S(   Ni   (    (   R   (    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyt   getpathI   s    Ni    i   t   backups   check-destination-dirt   minimals	   read-onlys   update-onlyt   restores   restore-as-ofs   Invalid restore directoryt   allt   mirrors   test-servers   list-incrementss   list-increment-sizess   list-at-times   list-changed-sinces   calculate-averages   remove-older-thant   compares   compare-hashs   compare-fullt   verifys   Unknown action %s(   s   test-servers   list-incrementss   list-increment-sizess   list-at-times   list-changed-sinces   calculate-averages   remove-older-thanR    s   compare-hashs   compare-fullR!   (   R	   R   t   lent   tempfilet
   gettempdirR   t   Maint   restore_set_roott   rpatht   RPathR   t   restore_rootR   t   logt   Logt
   FatalErrorR   R   R   (	   R
   R   R   R   R   R   R   t	   sec_levelt   rdir(    (   R   s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyR   >   sl    		
 
  3
    
	c         C   sý  d d d d d d d d d	 d
 d d d d g } |  d j p |  d j p |  d j o8 | i  d d d d d d d d d d d d d g ƒ n |  d j p |  d j oM | i  d d  d! d" d# d$ d% d& d' d( d) d* d+ d, d- d. d/ d0 d1 d2 g ƒ n |  d j p |  d j o> | i  d3 d4 d5 d6 d7 d8 d9 d: d; d< d= d> d? d@ dA g ƒ n |  d j oD | i  dB dC dD dE dF dG dH dI dJ dK dL dM dN dO dP dQ dR g ƒ n t i o/ | i  dS dT dU dV dW dX dY dZ d[ d\ g
 ƒ n h  a x | D] } d] t | <qåWd] S(^   s6   Set the allowed requests list using the security levels   VirtualFile.readfromids   VirtualFile.closebyids   Globals.gets   Globals.is_not_Nones   Globals.get_dict_vals   log.Log.open_logfile_allconns   log.Log.close_logfile_allconns   Log.log_to_files)   FilenameMapping.set_init_quote_vals_locals#   FilenameMapping.set_init_quote_valss"   SetConnections.add_redirected_connt   RedirectedRuns   sys.stdout.writes   robust.install_signal_handlerss	   read-onlys   update-onlyR   s   rpath.make_file_dicts
   os.listdirs   rpath.ea_gets   rpath.acl_gets   rpath.setdata_locals   log.Log.log_to_files	   os.getuids   Time.setcurtime_locals   rpath.gzip_open_local_reads   rpath.open_local_reads    Hardlink.initialize_dictionariess   user_group.uid2unames   user_group.gid2gnames   fs_abilities.get_readonly_fsas(   restore.MirrorStruct.get_increment_timess.   restore.MirrorStruct.set_mirror_and_rest_timess&   restore.MirrorStruct.set_mirror_selects(   restore.MirrorStruct.initialize_rf_caches#   restore.MirrorStruct.close_rf_caches   restore.MirrorStruct.get_diffss   restore.ListChangedSinces   restore.ListAtTimes%   backup.SourceStruct.get_source_selects%   backup.SourceStruct.set_source_selects   backup.SourceStruct.get_diffss"   compare.RepoSide.init_and_get_iters   compare.RepoSide.close_rf_caches   compare.RepoSide.attach_filess"   compare.DataSide.get_source_selects   compare.DataSide.compare_fasts   compare.DataSide.compare_hashs   compare.DataSide.compare_fulls   compare.Verifys   log.Log.open_logfile_locals   log.Log.close_logfile_locals   log.ErrorLog.opens   log.ErrorLog.isopens   log.ErrorLog.closes'   backup.DestinationStruct.set_rorp_caches!   backup.DestinationStruct.get_sigss,   backup.DestinationStruct.patch_and_increments!   Main.backup_touch_curmirror_locals"   Main.backup_remove_curmirror_locals   regress.check_pidss   Globals.ITRB.increment_stats   statistics.record_errors   log.ErrorLog.write_if_opens   fs_abilities.backup_set_globalss   os.mkdirs   os.chowns	   os.lchowns	   os.renames	   os.unlinks	   os.removes   os.chmods   os.makedirss   rpath.delete_dir_no_filess   backup.DestinationStruct.patchs%   restore.TargetStruct.get_initial_iters   restore.TargetStruct.patchs&   restore.TargetStruct.set_target_selects    fs_abilities.restore_set_globalss   fs_abilities.single_set_globalss   regress.Regresss    manage.delete_earlier_than_locals%   SetConnections.init_connection_remotes   log.Log.setverbositys   log.Log.setterm_verbositys   Time.setprevtime_locals   Globals.postset_regexp_locals   Globals.set_selects$   backup.SourceStruct.set_session_infos)   backup.DestinationStruct.set_session_infos   user_group.init_user_mappings   user_group.init_group_mappingN(   t   extendR	   R   t   allowed_requestst   None(   R-   t   lt   req(    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyR   €   s’    			
	  c         C   s   t  d |  i | f ƒ ‚ d S(   s.   Raise a security violation about given requestsM   
Warning Security Violation!
Bad request for function: %s
with arguments: %s
N(   R    t   function_string(   t   requestt   arglist(    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyt   raise_violationË   s    c         C   sÕ   t  i } | d j o d Sn t  i oW x/ | D]' } t | t i ƒ o t | ƒ q/ q/ W|  i t j o t	 |  | ƒ q n |  i t
 j o d Sn |  i d j o | d t j o d SqÄ n t |  | ƒ d S(   s'   Examine request for security violationst   overrideNs   Globals.sets   Globals.set_locali    (   s   Globals.sets   Globals.set_local(   R	   R   R   t
   isinstanceR'   R(   t	   vet_rpathR5   t   file_requestst   vet_filenameR1   t   disallowed_server_globalsR8   (   R6   R7   R   t   arg(    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyt   vet_requestÒ   s     	 
    c         C   sÊ   t  i o¼ |  i t  i j o© |  i ƒ  i t  i } } | d j o d Sn | i d ƒ } | i | ƒ p= t | ƒ t | ƒ j o | t | ƒ d j p d | j o t	 d | | f ƒ ‚ qÆ n d S(   s5   Require rpath not to step outside retricted directoryt   /Ns   ..sk   
Warning Security Violation!
Request to handle path %s
which doesn't appear to be within restrict path %s.
(
   R	   R   R   R   R   R   t   splitt
   startswithR"   R    (   R'   t
   normalizedt   restrictt
   components(    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyR;   á   s     c         C   s   t  |  i } t | ƒ | j o t |  | ƒ n | | } t | ƒ t i j	 o t |  | ƒ n t t i	 t
 i | ƒ ƒ d S(   s:   Check to see if file operation is within the restrict_pathN(   R<   R5   R"   R8   t   typet   typest
   StringTypeR;   R'   R(   R	   R   (   R6   R7   t   it   filename(    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pyR=   ñ   s     
(   R   t   sysR#   RH   R	   R%   R'   R*   t	   ExceptionR    R2   R1   R>   R<   R   R   R   R   R8   R@   R;   R=   (    (    (    s:   /var/lib/python-support/python2.5/rdiff_backup/Security.pys   <module>   s&   $0$$			B	K			