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Nrrr#rX) r'rrrrr1rrr\rr2) rr'rVdatastartstoprr4rcr7r7r8r\s,     z_FileInFile.readcCs&|t|}||dt|<t|Sr)r\r1)rrcrVr7r7r8readintosz_FileInFile.readintocCs d|_dSr)rrr7r7r8rsz_FileInFile.close)N)N)rmrnrorprrrrrrrrrr\rrr7r7r7r8rUs  rcseZdZfddZZS) ExFileObjectcs&t|j|j|j|j}t|dSr)rr offset_datar'sparsesuperr)rtarfiletarinfor __class__r7r8rs  zExFileObject.__init__)rmrnror __classcell__r7r7rr8rsrc@seZdZdZedddddddd d d d d dddddddddZdeddZeddZej ddZeddZ e j ddZ ddZ d d!Z e ed"fd#d$Zd%d&Zd'd(Zd)d*Zed+d,Zd-d.Zed/d0Zed1d2Zed3d4Zed5d6Zed7d8Zed9d:Zd;d<Zd=d>Zd?d@ZdAdBZ dCdDZ!dEdFZ"dGdHZ#dIdJZ$dKdLZ%dMdNZ&dOdPZ'dQdRZ(dSdTZ)dUdVZ*dWdXZ+dYdZZ,d[d\Z-d]d^Z.d_d`Z/dadbZ0dcddZ1dS)fraInformational class which holds the details about an archive member given by a tar header block. TarInfo objects are returned by TarFile.getmember(), TarFile.getmembers() and TarFile.gettarinfo() and are usually created internally. zName of the archive member.zPermission bits.z6User ID of the user who originally stored this member.z7Group ID of the user who originally stored this member.zSize in bytes.zTime of last modification.zHeader checksum.zFile type. type is usually one of these constants: REGTYPE, AREGTYPE, LNKTYPE, SYMTYPE, DIRTYPE, FIFOTYPE, CONTTYPE, CHRTYPE, BLKTYPE, GNUTYPE_SPARSE.zcName of the target file name, which is only present in TarInfo objects of type LNKTYPE and SYMTYPE.z User name.z Group name.zDevice major number.zDevice minor number.zThe tar header starts here.zThe file's data starts here.zMA dictionary containing key-value pairs of an associated pax extended header.zSparse member information.N)rrr)r*r'r(chksumtypelinknamer+r,devmajordevminorrr pax_headersrr_sparse_structs _link_targetrcCsj||_d|_d|_d|_d|_d|_d|_t|_d|_ d|_ d|_ d|_ d|_ d|_d|_d|_i|_dS)zXConstruct a TarInfo object. name is the optional name of the member. irrN)rrr)r*r'r(rREGTYPErrr+r,rrrrrrrrr7r7r8rs"zTarInfo.__init__cCs|jS)z(In pax headers, "name" is called "path".rrr7r7r8r%sz TarInfo.pathcCs ||_dSrrrr7r7r8r%scCs|jS)z0In pax headers, "linkname" is called "linkpath".rrr7r7r8r& szTarInfo.linkpathcCs ||_dSrr)rrr7r7r8r&scCsd|jj|jt|fS)Nz<%s %r at %#x>)rrmridrr7r7r8__repr__szTarInfo.__repr__cCsl|j|jd@|j|j|j|j|j|j|j|j |j |j |j d }|dt krh|ddsh|dd7<|S)z9Return the TarInfo's attributes as a dictionary. ) rrr)r*r'r(rrrr+r,rrrr/)rrr)r*r'r(rrrr+r,rrDIRTYPEr)rinfor7r7r8get_infos"zTarInfo.get_infosurrogateescapecCsT|}|tkr||||S|tkr4||||S|tkrH|||StddS)zs zTarInfo.create_ustar_headercCst|d<d}t|d||tkr<|||dt||7}t|d||tkrl|||dt||7}|||t ||S)z:Return the object as a GNU header block sequence. rrrr) GNU_MAGICr1r0r_create_gnu_long_headerGNUTYPE_LONGLINKrGNUTYPE_LONGNAMErr)rrr5r6rVr7r7r8rKszTarInfo.create_gnu_headerc Cs*t|d<|j}ddtfddtfddfD]j\}}}||kr>q*z||dd Wn$tk rv||||<Yq*YnXt|||kr*||||<q*d D]`\}}||krd ||<q||}d |krd |d krnn t|t rt |||<d ||<q|r| |t |} nd} | | |tddS)zReturn the object as a ustar header block. If it cannot be represented this way, prepend a pax extended header sequence with supplement information. rrr%rr&)r+r+ )r,r,r rCrD))r)rA)r*rA)r' )r(r rrAr#rr)rrcopyrrr0UnicodeEncodeErrorr1 isinstancefloatstr_create_pax_generic_headerXHDTYPErr ) rrr5rrZhnamer4rQvalrVr7r7r8rYs8    *  zTarInfo.create_pax_headercCs||tdS)zAReturn the object as a pax global header block sequence. r/)rXGLTYPE)clsrr7r7r8create_pax_global_headersz TarInfo.create_pax_global_headercCs~|d}tdt|D]T}d|d|}d||d}t|||tkrt|||tkrqvqtd||fS)zUSplit a name longer than 100 chars into a prefix and a name part. rr#Nzname is too long)splitrFr1rr0 LENGTH_PREFIXrrI)rrr5r6Z componentsrLrr7r7r8rs zTarInfo._posix_split_namecCsVt|ddd||t|ddd@d|t|ddd|t|d dd|t|d dd |t|d dd |d |dtt|ddd|||dtt|ddd||t|ddd||t|ddd|t|ddd|t|ddd||g}tdtd|}t |t dd}|ddt d|d|dd}|S)zReturn a header block. info is a dictionary with file information, format must be one of the *_FORMAT constants. rrrrrrrAr)r*r'r r(s rrrr+r r,rrrrz%dsrNiz%06orCi) r9getrSrrrUrrrrWrN)rrRr5r6partsrVrr7r7r8rs(  &zTarInfo._create_headercCs.tt|t\}}|dkr*|t|t7}|S)zdReturn the string payload filled with zero bytes up to the next 512 byte border. r)r[r1rr2)Zpayloadrarbr7r7r8_create_payloadszTarInfo._create_payloadcCsR|||t}i}d|d<||d<t||d<t|d<||t||||S)zTReturn a GNUTYPE_LONGNAME or GNUTYPE_LONGLINK sequence for name. z ././@LongLinkrrr'r)r0r2r1rrr r)rrrr5r6rr7r7r8rs zTarInfo._create_gnu_long_headerc Cs2d}|D]8\}}z|ddWq tk rBd}YqFYq Xq d}|rV|d7}|D]\}}|d}|r||d}n |d}t|t|d}d } } |tt| } | | krq| } q|tt| d d |d |d 7}q^i} d| d<|| d<t|| d<t| d<|| td d| |S)zReturn a POSIX.1-2008 extended or global header sequence that contains a list of keyword, value pairs. 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Nrr#r$) rr\rrrGr1rrrrWrXr)rrErrZfieldsrrVZnumberr7r7r8rU%s  zTarInfo._proc_gnusparse_10c Cs|D]\}}|dkr&t|d|q|dkr@t|dt|q|dkrZt|dt|q|tkr|tkrzt||}Wntk rd}YnX|dkr|d}t|||q||_dS) zoReplace fields with supplemental information from a previous pax extended or global header. zGNU.sparse.namer%rIr'zGNU.sparse.realsizerrN) r setattrrG PAX_FIELDSPAX_NUMBER_FIELDSrIr1r r)rrr5r6r!r"r7r7r8rC5s"  zTarInfo._apply_pax_infocCs4z||dWStk r.|||YSXdS)z1Decode a single field from a pax record. rDN)r<UnicodeDecodeError)rr"r5Zfallback_encodingZfallback_errorsr7r7r8rQLszTarInfo._decode_pax_fieldcCs"t|t\}}|r|d7}|tS)z_Round up a byte count by BLOCKSIZE and return it, e.g. _block(834) => 1024. r#)r[r)rr,rarbr7r7r8rBTszTarInfo._blockcCs |jtkSz4Return True if the Tarinfo object is a regular file.)r REGULAR_TYPESrr7r7r8r@]sz TarInfo.isregcCs|Sra)r@rr7r7r8isfileaszTarInfo.isfilecCs |jtkS)z!Return True if it is a directory.)rrrr7r7r8r0esz TarInfo.isdircCs |jtkS)z%Return True if it is a symbolic link.)rSYMTYPErr7r7r8issymisz TarInfo.issymcCs |jtkS)z!Return True if it is a hard link.)rLNKTYPErr7r7r8islnkmsz TarInfo.islnkcCs |jtkS)z(Return True if it is a character device.)rCHRTYPErr7r7r8ischrqsz TarInfo.ischrcCs |jtkS)z$Return True if it is a block device.)rBLKTYPErr7r7r8isblkusz TarInfo.isblkcCs |jtkS)zReturn True if it is a FIFO.)rFIFOTYPErr7r7r8isfifoyszTarInfo.isfifocCs |jdk Sr)rrr7r7r8issparse}szTarInfo.issparsecCs|jtttfkS)zCReturn True if it is one of character device, block device or FIFO.)rrhrjrlrr7r7r8isdevsz TarInfo.isdev)r)2rmrnrorpdict __slots__rpropertyr%setterr&rrrr rrrr classmethodrr staticmethodrrrrr8r:r9r?r;r<r>rTrSrUrCrQrBr@rcr0rergrirkrmrnror7r7r7r8rs      1     2 >  f  c @seZdZdZdZdZdZdZeZ e Z dZ e ZeZd\dd Zedddefd d Zed]d d Zed^ddZed_ddZed`ddZdddddZddZddZddZd d!Zdad"d#Zdbdd%d&d'Zdcdd(d)d*Z ddd+d,Z!dedd.d/d0Z"dfdd.d2d3Z#d4d5Z$dgd6d7Z%d8d9Z&d:d;Z'dd?Z)d@dAZ*dBdCZ+dDdEZ,dFdGZ-dHdIZ.dJdKZ/dhdLdMZ0dNdOZ1didPdQZ2dRdSZ3dTdUZ4dVdWZ5dXdYZ6dZd[Z7dS)jrz=The TarFile Class provides an interface to tar archives. rFr#Nrwrc Csddddd}||krtd||_|||_|sh|jdkrTtj|sTd|_d|_t||j}d |_n@|d krt|d rt |j t t fr|j }t|d r|j|_d |_|rtj |nd |_ ||_|d k r||_|d k r||_|d k r||_|d k r||_|d k r ||_| |_| d k r0|jtkr0| |_ni|_| d k rF| |_| d k rV| |_| |_d |_g|_d |_|j|_i|_z|jdkrd |_ |!|_ |jdkr2|j"|jz|j#|}|j$|WnXt%k r|j"|jYq2Yn0t&k r,}zt't |W5d }~XYnXq|jdkr|d |_|jr||j(|j)}|j*||jt+|7_Wn&|js|j,d |_YnXd S)aOpen an (uncompressed) tar archive `name'. `mode' is either 'r' to read from an existing archive, 'a' to append data to an existing file or 'w' to create a new file overwriting an existing one. `mode' defaults to 'r'. 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It has the same order as the list returned by getmembers(). cSsg|] }|jqSr7r)rYrr7r7r8r[sz$TarFile.getnames..)rrr7r7r8getnamesszTarFile.getnamesc Cs^|d|dk r|j}|dkr$|}tj|\}}|tjd}|d}|}||_ |dkr|j stt |}qt |}nt |}d}|j}t |r|j|jf} |j s|jdkr| |jkr||j| krt} |j| }nt} | dr||j| <nht |rt} nVt |r"t} nDt |r>t} t|}n(t |rPt} nt |rbt!} ndS||_||_"|j#|_$|j%|_&| tkr|j'|_(nd|_(|j)|_*| |_+||_,t-rzt-.|j$d|_/Wnt0k rYnXt1rzt12|j&d|_3Wnt0k rYnX| tt!fkrZt4tdrZt4tdrZt5|j6|_7t8|j6|_9|S) aCreate a TarInfo object from the result of os.stat or equivalent on an existing file. The file is either named by `name', or specified as a file object `fileobj' with a file descriptor. If given, `arcname' specifies an alternative name for the file in the archive, otherwise, the name is taken from the 'name' attribute of 'fileobj', or the 'name' argument. The name should be a text string. awxNrrr#rmajorminor):rrrzr% splitdriverseplstriprrrlstatstatfstatfilenost_modeS_ISREGst_inost_devst_nlinkrrfrS_ISDIRrS_ISFIFOrlS_ISLNKrdreadlinkS_ISCHRrhS_ISBLKrjrst_uidr)st_gidr*st_sizer'st_mtimer(rrpwdgetpwuidr+rgrpZgetgrgidr,rrst_rdevrrr) rrarcnamerZdrvrZstatresrZstmdinoderr7r7r8 gettarinfos                 zTarFile.gettarinfoT)rcCs||dkr|}|D]}|rtt|jtd|jp>|j|jpH|jf| s`| rztdd|j |j fntd|j tdt|jddt|j|rdnd |r|rtd |j|rtd |jtqdS) aPrint a table of contents to sys.stdout. If `verbose' is False, only the names of the members are printed. If it is True, an `ls -l'-like output is produced. `members' is optional and must be a subset of the list returned by getmembers(). Nz%s/%sz%10sz%d,%dz%10dz%d-%02d-%02d %02d:%02d:%02drrrz-> zlink to )rrkrrrr+r)r,r*rirkrrr'r localtimer(rr0rerrgrj)rverboserrr7r7r8rWhs0 z TarFile.listfilterc Cs6|d|dkr|}|jdk rFtj||jkrF|dd|dS|d||||}|dkrz|dd|dS|dk r||}|dkr|dd|dS|rt|d}| ||W5QRXn`| r(| ||r2t t |D]*}|j tj||tj||||d qn | |dS) a!Add the file `name' to the archive. `name' may be any type of file (directory, fifo, symbolic link, etc.). If given, `arcname' specifies an alternative name for the file in the archive. Directories are added recursively by default. This can be avoided by setting `recursive' to False. `filter' is a function that expects a TarInfo object argument and returns the changed TarInfo object, if it returns None the TarInfo object will be excluded from the archive. rNr$ztarfile: Skipped %rr#ztarfile: Unsupported type %rztarfile: Excluded %rrvr)rrrzr%r_dbgrr@r~addfiler0rlistdiraddr)rrr recursiverrfr7r7r8rs8       z TarFile.addcCs|dt|}||j|j|j}|j||jt |7_|j }|dk rt ||j|j |dt |j t\}}|dkr|jtt||d7}|j|t7_|j|dS)aAdd the TarInfo object `tarinfo' to the archive. If `fileobj' is given, it should be a binary file, and tarinfo.size bytes are read from it and added to the archive. You can create TarInfo objects directly, or by using gettarinfo(). rN)r`rr#)rr rrRr5r6rr]rr1rrZr'r[rr2rr)rrrrVr`rarbr7r7r8rs   zTarFile.addfile. numeric_ownerc Csg}|dkr|}|D]>}|r:||t|}d|_|j||| |dq|jddd||D]}tj ||j }z,|j |||d| ||| ||Wqptk r}z"|jdkrЂn|dd |W5d}~XYqpXqpdS) aExtract all members from the archive to the current working directory and set owner, modification time and permissions on directories afterwards. `path' specifies a different directory to extract to. `members' is optional and must be a subset of the list returned by getmembers(). If `numeric_owner` is True, only the numbers for user/group names are used and not the names. N set_attrsrcSs|jSrr)ryr7r7r8rz$TarFile.extractall..rrr# tarfile: %s)r0rr rextractsortreverserzr%rrchownutimechmodr rr)rr%rrZ directoriesrdirpathrr7r7r8 extractalls.    zTarFile.extractallrc Cs |dt|tr ||}n|}|r>tj||j|_ z"|j |tj||j ||dWnt k r}zH|j dkrn6|jdkr|dd|jn|dd|j|jfW5d}~XYnBtk r}z"|j dkrn|dd|W5d}~XYnXdS)aExtract a member from the archive to the current working directory, using its full name. Its file information is extracted as accurately as possible. `member' may be a filename or a TarInfo object. You can specify a different directory using `path'. File attributes (owner, mtime, mode) are set unless `set_attrs' is False. If `numeric_owner` is True, only the numbers for user/group names are used and not the names. rwrrNr#rztarfile: %s %r)rrrrrgrzr%rrr_extract_memberrrrfilenamerstrerrorr )rmemberr%rrrrr7r7r8rs*      ( zTarFile.extractcCs|dt|tr ||}n|}|s6|jtkrB|||S|sR| rzt|j t rht dq~| ||SndSdS)zExtract a member from the archive as a file object. `member' may be a filename or a TarInfo object. If `member' is a regular file or a link, an io.BufferedReader object is returned. Otherwise, None is returned. rwz'cannot extract (sym)link as file objectN)rrrrr@rrA fileobjectrgrerrr extractfile_find_link_target)rrrr7r7r8r"s      zTarFile.extractfilecCsT|d}|dtj}tj|}|r>tj|s>t||sN| rh| dd|j |j fn| d|j | r|||n|r|||nx|r|||nb|s|r|||nD|s| r|||n&|jtkr|||n ||||rP||||| sP||||||dS)z\Extract the TarInfo object tarinfo to a physical file called targetpath. rr#z%s -> %sN)r1rrzrr%dirnamer}makedirsrgrerrrr@makefiler0makedirrmmakefiforirkmakedevmakelinkrrA makeunknownrrr)rr targetpathrrZ upperdirsr7r7r8rAs4       zTarFile._extract_membercCs*zt|dWntk r$YnXdS)z,Make a directory called targetpath. rN)rzmkdirFileExistsErrorrrrr7r7r8rrszTarFile.makedirc Cs|j}||j|j}t|db}|jdk rn|jD]"\}}||t|||t|q4||j| nt|||jt|W5QRXdS)z'Make a file called targetpath. rwN) rrrrr~rrZrr'truncate)rrrsourcer`targetrr'r7r7r8r|s      zTarFile.makefilecCs"||||dd|jdS)zYMake a file from a TarInfo object with an unknown type at targetpath. r#z9tarfile: Unknown file type %r, extracted as regular file.N)rrrrr7r7r8rs zTarFile.makeunknowncCs"ttdrt|ntddS)z'Make a fifo called targetpath. mkfifozfifo not supported by systemN)rrzrr rr7r7r8rs  zTarFile.makefifocCs^ttdrttdstd|j}|r6|tjO}n |tjO}t||t |j |j dS)zzShow listing of a tarfile)metavarrz-ez --extract+)rz zExtract tarfile into target dir)nargsrrz-cz--create)zzzCreate tarfile from sourcesz-tz--testzTest if a tarfile is validrwrz{!r} is a tar archive.r#z{!r} is not a tar archive. r)rr$)r%rz{!r} file is extracted.z+{!r} file is extracted into {!r} directory.rrr)rz.tgzz.xzz.txzz.bz2z.tbzz.tbz2z.tb2zw:rxz{!r} file created.)argparseArgumentParser add_argumentZadd_mutually_exclusive_group parse_argsZtestrrrrjrhrrrRexitrWrrr1rzcurdirZ format_helprZcreatepopr%splitextr)r rparserrMargsr^rZtfr%rZtar_name_ZextZ compressionsZtar_modeZ tar_files file_namer7r7r8main s                     r,__main__)^rpversion __author__ __credits__builtinsrr~rhrzrrYrrrUr rKrrrAttributeErrorNotImplementedErrorrr NameError__all__r2rrrrrrrrr-rfrdrhrjrrlZCONTTYPEr r r.rrr=r rrrrArbr2r^rRrrGr_rr getfilesystemencodingr9r>rMrSrWrZrk Exceptionrr rrr r rqrrrsrJrtrurobjectrrBufferedReaderrrrrr,rmr7r7r7r8s         qh B W