grthtrhthjhtyjytjytkergtrhtrjytjerhrfh4:24 29/09/20263  fl'@szdZdZdZdZdZdZddlmZddl Z ddl Z ddl Z ddl Z ddl Z ddlZddlZddlZddlZy ddlZWnek rdZYnXy ddlZWnek rdZYnXeefZyeef7ZWnek rYnXd d d d d ddddddddddgZdZdZedZdZdZdZ dZ!dZ"dZ#dZ$d Z%d!Z&d"Z'd#Z(d$Z)d%Z*d&Z+d'Z,d(Z-d)Z.d*Z/d+Z0d,Z1dZ2d-Z3d.Z4e3Z5e#e$e%e&e)e*e+e'e(e,e-e.f Z6e#e$e+e.fZ7e,e-e.fZ8dkZ9d/d0d5d6hZ:e;e;e;ed8krd9Z?ne j@Z?d:d;ZAdd?ZCd@e5fdAdBZDdCdDZEdedfdEdFZFdGdHZGdIdJZHGdKd d eIZJGdLddeJZKGdMd d eJZLGdNddeJZMGdOddeJZNGdPddeJZOGdQdRdReOZPGdSdTdTeOZQGdUdVdVeOZRGdWdXdXeOZSGdYdZdZeOZTGd[d\d\ZUGd]d^d^ZVGd_d`d`eWZXGdadbdbeWZYGdcdddde jZZ[Gded d eWZ\Gdfd d eWZ]dgd Z^e]jZdhdiZ_e`djkrve_dS)lz,Read from and write to tar format archives. z0.9.0u"Lars Gustäbel (lars@gustaebel.de)z5$Date: 2011-02-25 17:42:01 +0200 (Fri, 25 Feb 2011) $z?$Id: tarfile.py 88586 2011-02-25 15:42:01Z marc-andre.lemburg $u4Gustavo Niemeyer, Niels Gustäbel, Richard Townsend.)openNTarFileTarInfo is_tarfileTarError ReadErrorCompressionError StreamError ExtractError HeaderErrorENCODING USTAR_FORMAT GNU_FORMAT PAX_FORMATDEFAULT_FORMATrisustar sustar00d01234567LKSxgXpathlinkpathsizemtimeuidgidunamegname)ZatimeZctimer(r)r*r'ntzutf-8cCs(|j||}|d||t|tS)z8Convert a string to a null-terminated bytes object. 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Return an appropriate TarFile class. mode: 'r' or 'r:*' open for reading with transparent compression 'r:' open for reading exclusively uncompressed 'r:gz' open for reading with gzip compression 'r:bz2' open for reading with bzip2 compression 'r:xz' open for reading with lzma compression 'a' or 'a:' open for appending, creating the file if necessary 'w' or 'w:' open for writing without compression 'w:gz' open for writing with gzip compression 'w:bz2' open for writing with bzip2 compression 'w:xz' open for writing with lzma compression 'x' or 'x:' create a tarfile exclusively without compression, raise an exception if the file is already created 'x:gz' create a gzip compressed tarfile, raise an exception if the file is already created 'x:bz2' create a bzip2 compressed tarfile, raise an exception if the file is already created 'x:xz' create an lzma compressed tarfile, raise an exception if the file is already created 'r|*' open a stream of tar blocks with transparent compression 'r|' open an uncompressed stream of tar blocks for reading 'r|gz' open a gzip compressed stream of tar blocks 'r|bz2' open a bzip2 compressed stream of tar blocks 'r|xz' open an lzma compressed stream of tar blocks 'w|' open an uncompressed stream for writing 'w|gz' open a gzip compressed stream for writing 'w|bz2' open a bzip2 compressed stream for writing 'w|xz' open an lzma compressed stream for writing znothing to openrzr:*csj|dkS)Ntaropen) OPEN_METH)r)rr5r6not_compressedsz$TarFile.open..not_compressed)keyNz%file could not be opened successfully:r#rzunknown compression type %r|r{zmode must be 'r' or 'w'FrjrOzundiscernible mode)rzry)rzr{)rjr{rO) rGsortedr{rlrrrrrrrrrz) rrrhrr_kwargsr|rfuncZ saved_posrgstreamrr5)rr6rsP%             z TarFile.opencKs |dkrtd||||f|S)zCOpen uncompressed tar archive name for reading or writing. rzrjr{rOz!mode must be 'r', 'a', 'w' or 'x')rzrjr{rO)rG)rrrhrrr5r5r6rzOszTarFile.taropenrcKs|d krtdyddl}|jWn ttfk rBtdYnXy|j||d||}Wn.tk r|dk r|dkrtd YnXy|j|||f|}WnBtk r|j |dkrtd Yn|j YnXd |_ |S) zkOpen gzip compressed tar archive name for reading or writing. Appending is not allowed. rzr{rOzmode must be 'r', 'w' or 'x'rNzgzip module is not availablerbznot a gzip fileF)rzr{rO) rGgzipZGzipFilerAttributeErrorrrrrzrr)rrrhr compresslevelrrrr5r5r6gzopenWs2 zTarFile.gzopencKs|d krtdy ddl}Wntk r8tdYnX|j|pD|||d}y|j|||f|}WnFttfk r|j|dkrt d Yn|jYnXd |_ |S) zlOpen bzip2 compressed tar archive name for reading or writing. Appending is not allowed. rzr{rOzmode must be 'r', 'w' or 'x'rNzbz2 module is not available)rznot a bzip2 fileF)rzr{rO) rGrrrZBZ2FilerzrEOFErrorrrr)rrrhrrrrrr5r5r6bz2openys(  zTarFile.bz2opencKs|d krtdy ddl}Wntk r8tdYnX|j|pD|||d}y|j|||f|}WnH|jtfk r|j|dkrt d Yn|jYnXd |_ |S) zkOpen lzma compressed tar archive name for reading or writing. Appending is not allowed. rzr{rOzmode must be 'r', 'w' or 'x'rNzlzma module is not available)presetznot an lzma fileF)rzr{rO) rGrrrZLZMAFilerzrrrrr)rrrhrrrrrr5r5r6xzopens& zTarFile.xzopenrzrrr)rrrrc Cs|jr dSd|_z`|jdkrn|jjttd|jtd7_t|jt\}}|dkrn|jjtt|Wd|j s|jj XdS) zlClose the TarFile. In write-mode, two finishing zero blocks are appended to the archive. NTrjr{rOr$r)rjr{rO) rrhrr[r0rrrY RECORDSIZErr)rr`rar5r5r6rs z TarFile.closecCs"|j|}|dkrtd||S)aReturn a TarInfo object for member `name'. If `name' can not be found in the archive, KeyError is raised. If a member occurs more than once in the archive, its last occurrence is assumed to be the most up-to-date version. Nzfilename %r not found) _getmemberKeyError)rrrr5r5r6 getmembers  zTarFile.getmembercCs|j|js|j|jS)zReturn the members of the archive as a list of TarInfo objects. The list has the same order as the members in the archive. )_checkru_loadrt)rr5r5r6 getmembersszTarFile.getmemberscCsdd|jDS)zReturn the members of the archive as a list of their names. It has the same order as the list returned by getmembers(). cSsg|] }|jqSr5)r)rNrr5r5r6rPsz$TarFile.getnames..)r)rr5r5r6getnamesszTarFile.getnamesc Csp|jd|dk r|j}|dkr$|}tjj|\}}|jtjd}|jd}|j}||_ |dkrt tdr|j rtj |}qtj |}ntj|j}d}|j}t j|r|j|jf} |j r|jdkr| |jkr||j| krt} |j| }nt} | drx||j| <nht j|r"t} nVt j|r4t} nDt j|rPt} tj|}n(t j|rbt } nt j!|rtt"} ndS||_||_#|j$|_%|j&|_'| tkr|j(|_)nd|_)|j*|_+| |_,||_-t.ryt.j/|j%d|_0Wnt1k rYnXt2r*yt2j3|j'd|_4Wnt1k r(YnX| t t"fkrlt tdrlt td rltj5|j6|_7tj8|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. awxNrlstatrr#rmajorminor):rrr}r% splitdriverseplstriprrrrorrffstatfilenost_modeS_ISREGst_inost_devst_nlinkrvrZrS_ISDIRrS_ISFIFOr`S_ISLNKrXreadlinkS_ISCHRr\S_ISBLKr^rhst_uidr)st_gidr*st_sizer'st_mtimer(rrpwdgetpwuidr+rgrpZgetgrgidr,rst_rdevrrr) rrarcnamerZdrvrZstatresrZstmdinoderr5r5r6 gettarinfos~                 zTarFile.gettarinfoT)rtcCs|j|dkr|}x|D]}|rttj|jtd|jp@|j|jpJ|jf|j sb|j r|tdd|j |j fntd|j tdtj|jddt|j|jrdnd |r|jrtd |j|jrtd |jtqWdS) 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 )rrprfrgrhr+r)r,r*r]r_rrr'rZ localtimer(rr(rYrr[ro)rverbosertrr5r5r6rLQs* z TarFile.list)filterc Csv|jd|dkr|}|dk rPddl}|jdtd||rP|jdd|dS|jdk rtjj||jkr|jdd|dS|jd||j ||}|dkr|jdd |dS|dk r||}|dkr|jdd|dS|j rt |d }|j ||WdQRXnd|j rh|j ||rrxHtj|D].}|jtjj||tjj|||||d q4Wn |j |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. `exclude' is a function that should return True for each filename to be excluded. `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. rNrzuse the filter argument insteadr$ztarfile: Excluded %rztarfile: Skipped %rr#ztarfile: Unsupported type %rrh)r)rrcrdre_dbgrr}r%rnrr8rmaddfiler(listdiraddr) rrr recursiveZexcluderrcrfr5r5r6rqsB       z TarFile.addcCs|jdtj|}|j|j|j|j}|jj||jt |7_|j }|dk rt ||j|j |dt |j t\}}|dkr|jjtt||d7}|j|t7_|jj|dS)aAdd the TarInfo object `tarinfo' to the archive. If `fileobj' is given, it should be a binary file, and tarinfo.size bytes are read from it and added to the archive. You can create TarInfo objects directly, or by using gettarinfo(). rN)r_rr#)rrrrPr3r4rr[rr/rsrXr'rYrr0rtr)rrrrTr_r`rar5r5r6rs   zTarFile.addfile.) numeric_ownercCsg}|dkr|}xF|D]>}|jr<|j|tj|}d|_|j|||j |dqW|jddd|jx|D]}tjj ||j }y,|j |||d|j |||j ||Wqvtk r}z$|jdkrւn|jdd |WYdd}~XqvXqvWdS) 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. Ni) set_attrsrcSs|jS)N)r)rjr5r5r6sz$TarFile.extractall..)r})rr#z tarfile: %s)r(rrrhextractsortreverser}r%rrchownutimechmodr rrr)rr%rtrZ directoriesrdirpathrxr5r5r6 extractalls,       zTarFile.extractallrcCs |jdt|tr |j|}n|}|jr>tjj||j|_ y"|j |tjj||j ||dWnt k r}zJ|j dkrn6|jdkr|jdd|jn|jdd|j|jfWYdd}~XnBtk r}z$|j dkrn|jdd|WYdd}~XnXdS)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. rz)rrrNr#z tarfile: %sztarfile: %s %r)rrr rr[r}r%rrr_extract_memberrrrrfilenamerstrerrorr )rmemberr%rrrrxr5r5r6rs(      ( zTarFile.extractcCs|jdt|tr |j|}n|}|js6|jtkrB|j||S|jsR|j rzt|j t rht dq~|j |j|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. 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