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//usr/lib/python2.4/site-packages/jail.pyc
mņ ·īJc @ sŽ d Z e Z d k Z d k Z d k Z d k Z d k Z d k Z d k Z d k Z d k Z d k Z d k Te i d d e f d YZ d f d YZ d f d YZ e Z d d Z e d d Z d S( sĖ Support for jails on Linux Technical Plan. This module provides classes for Jail objects and for reading the libchroot configuration file Usage: from jail import Jail from jail import JailCfg N( t *s jail-subsystemt JailErrorc B s t Z d Z RS( s Jail Specific Errors( t __name__t __module__t __doc__( ( ( t( /usr/lib/python2.4/site-packages/jail.pyR s t Jailc B są t Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z e d Z e e Z e e Z e e Z e e Z e e Z e e Z RS( s Describes a jail object. Public Methods: create destroy isactive touch c C sŗ t | } t | _ | | _ | | _ | i i t | i | _ g | _ xd t i | i i D]M } | i d | i o0 | i i t i i d | i i | f qe qe Wd S( s& Create a Jail object s %s-stales %s/%sN( t intt uidt JailCfgt selft cfgt gidt jailroott strt jailpatht stalest ost listdirt removedirt stalet startswitht appendt patht normpath( R R R ( ( R t __init__( s c C sW d } | i o d } n d } y | i } Wn d } n Xd | | | i | i f S( s- Print some useful information about this jailR t activet ERRORs %s [age=%s] jail %s @ %sN( t tagR R t ageR R ( R R R ( ( R t __str__8 s c C s | i i t | i S( N( R R t jaillocksR R ( R ( ( R t __lockfilePathK s c C sg x` t i d D]O } d | } t i | i | i j o# t i d | d j o t Sq q Wt S( s¤ Scan the /proc directory for anthing I own. If I own something and it's running under a jail directory, then a jail has processes. s /procs /proc/%ss %s/roott /N( R R t dt cpatht statt st_uidR R t readlinkt Truet False( R R" R# ( ( R t __hasProcessesN s 7 c C s x’ t i d D]ī } y¹ d | } t i | i | i j o t i d | d j ot t i t | d t i i | oG t i d t i | i | i j o t i t | d qŹ qĪ n Wq t j o } | i d j o qž q Xq Wd S( s Find any process running under this UID. Send them a kill signal and wait for them to die before returning s /procs /proc/%ss %s/rootR! i i i i N( R R t pidR# R$ R% R R R& t killR t sR t isdirt timet sleept OSErrort errt errno( R R1 R* R# ( ( R t killProcessesZ s 7 &c C si t } y* | i t | i i j o t } n Wn2 t j o& } | i d j o t } qe n X| S( sŖ Stat the Lock file and determine if the access time has updated on the configured interval. If so, return True. Otherwise return false i N( R' R R R R R t staletimeR( R0 R1 R2 ( R R1 R ( ( R t __isActiveq s c C s¦ t i | i | i i d } d | d | d <d i | } y t i | WnU t j oI } | i d j o- t i | d t i | | i | i q¬ n Xy t i | i d Wn? t j o3 } | i d j o t d | i q n Xd d d d d d d d d d d d g } x% | D] } | i | | i | q6W| i | i | i | i | i | | i d | i | | i d d S( s, create jail for given user R! s .%s-tmpi’’’’i iķ i s jail already exists @ %ss /devs /dev/ptss /procs /sbins /bins /usrs /etcs /libs /syss /boots /vars /var/spool/crons /tmps /var/tmpN( R R$ R t directoryt splitt partst joint userTempR0 R1 R2 t mkdirt chownR R R t eR t jailDirListt kt _Jail__mount( R R= R1 R: R8 R? R> ( ( R t create s2 * c C sE t i i | i i d | i t i f } t i | i | d S( s Move the jail to a temporary directory location so that delete failures do not cause ongoing problems. s %s-stale-%fN( R R R9 R R R R R. t targett renameR ( R RB ( ( R t queueDestroy§ s c C s d d d d d d d d d d g } xpt | i D]_} y$| i | d d t | i | d | i | | i | i i t i i } xK t t | d d d D]- } t i | t i i i | d | ! q® W| i | d d t | i | d d t x | D] } | i | | qWt i | | i i | t i d | Wq4 t j o& } t i d | | i | f q4 Xq4 Wd S( si Remove all jails from the pending deletion directory. Skip over errored jails. s /devs /procs /sbins /bins /usrs /etcs /libs /syss /boots /vars /var/tmpt removes /tmpi i’’’’i s /dev/ptss /var/spool/crons %s purgeds! error purging %s (tied to %s): %sN( t jailDirListRevt listR R t pendingt _Jail__umountR( R6 R7 R R t sept homedirdirst ranget lenR" t rmdirR9 R? RE t syslogt ExceptionR= R ( R RK RF R= R? RH R" ( ( R t purge° s, $ + c C s d S( N( ( R ( ( R t touchŌ s c C sd t i | i i } | i d | i } | i | i i t i | d g } | d d d d S( Ns (ou=%d)t acBasePathi i ( t ldapt openR R t ldap_hostt ldap_objectt simple_bind_sR t filtert search_st ldap_basednt SCOPE_SUBTREEt result( R RW RY R] ( ( R t __getDirectory× s c C s t i i | i S( N( R R t existsR R ( R ( ( R t __getExistsß s c C s: t i | i i t | i t } t t i | S( N( R R$ R R R R R t ST_ATIMEt atimeR R. ( R Rb ( ( R t __getAgeā s &c C s y t i | d Wn, t j o } | i d j o qC n Xt i d d d | | g } | d j o t d | n d S( sF Mount dir on mnt - making the directory if necessary iķ i s /bin/mounts --binds -ni s subprocess mount error: %dN( R t makedirst mntR0 R= R2 t subprocesst callt dirt codeR ( R Rh Re R= Ri ( ( R t __mountę s c C sX t i d d d | g } | d j o t d | n | o t i | n d S( s& Unmount a mountpoint s /bin/umounts -ls -ni s subprocess umount error %dN( Rf Rg Re Ri R RE R RN ( R Re RE Ri ( ( R t __umount÷ s ( R R R R R t _Jail__lockfilePatht _Jail__hasProcessesR3 t _Jail__isActiveRA RD RQ RR t _Jail__getDirectoryt _Jail__getExistst _Jail__getAgeR@ R' RI t propertyt lockfileR t has_processesR R6 R_ ( ( ( R R s, $ $ R c B s t Z d d Z RS( Ns /etc/libchroot.confc C s | | _ d | _ d | _ d | _ d | _ d | _ d | _ d | _ d t i j o t i d | _ n x\t | i d D]H} | i } | i d d j o | i d d \ } } n yī t i d | d \ } } | d j o4 | | _ | d | _ | d | _ | d | _ n | d j o | | _ nu | d j o t | | _ nU | d j o | | _ n; | d j o | | _ n! | d j o t | | _ n Wq t j o q Xq W| i p | i o | p t d qün d S( s§ Reads the config file and populates the object with the results. You can either pass a path to config file or set it in the environment variable LIBCHROOT_CONFIG_FILE. Public Attributes: basedir configfile jailtool jaillocks jailroot maxlockage i i: t LIBCHROOT_CONFIG_FILEt rt #i’’’’i s \s+t roots /jails/s /locks/s /removal/t jailtoolR4 RV R[ t maxlockages5 Configuration error, root and jailtool cannot be nullN( t configfileR R4 Rz t Nonet basedirRy R R R R t environRU t linet stript findR7 t commentt ret keyt valueR RV R[ t ValueErrorR ( R R{ R R R R ( ( R R sL ( R R R ( ( ( R R s c c s§ t } x g } t i | i D]* } t i d i | o | | q q ~ D]N } t | t i i | i | f } | o | | o | Vq qQ | VqQ Wd S( s Return a list of all locks. If filter is not none, only return locks for which filter_method returns True. s ^[0-9]+$N( t function_configR t _[1]R R R R= R t compilet matcht iR R R9 t lockst filter_method( R R= R R R R ( ( R t all_locksL s K $ c c s t } | i } t } | o | i } n xÖ t i | D]Å } | i d o q< n | o | i d d } n | | j o q< n | i | y: t t | } | o | | o | VqŃ n | VWq< t j o } t i d | | f q< Xq< Wd S( sŠ Generator that yields jail UIDs. Setting pending_purge=True will only return jail instances where we have pending deletions. Filter method... yield Jail j if filter_method(j) == True. t .t -i s0 cannot create jail instance in generator: %s: %sN( R R R t target_dirt sett uniquet pending_purgeR R R Rh R R7 t addR R t jR RP R= RO ( R R R R R R= R Rh ( ( R t all_jails] s. ( R t typet __metaclass__t sysR t pwdR RO t itertoolsRf t datetimeR. RT R$ t openlogRP R R R R R| R R( R ( R R R RO R RT R Rf R R R R R R. R R R ( ( R t ? s& ģ>