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Edit File: tarfile.cpython-36.opt-2.pyc
3 �sj�� � ' @ s6 d Z dZdZdZdZddlmZ ddlZddl Z ddl Z ddl Z ddl Z ddl Z ddlZddlZddlZddlZy ddlZW n ek r� dZY nX y ddlZW n ek r� dZY nX eefZyeef7 ZW n ek r� Y nX dd d d d d dddddddddgZdZdZ e d Z dZ dZ d Z d Z!d Z"d Z#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.fZ8d�Z9d.d/d4d5hZ:e;e;e;e<e<e<d6�Z=e j>d7k�r�d8Z?nej@� Z?d9d:� ZAd;d<� ZBd=d>� ZCd?e5fd@dA�ZDdBdC� ZEdedfdDdE�ZFdFdG� ZGdHdI� ZHG dJd � d eI�ZJG dKd� deJ�ZKG dLd � d eJ�ZLG dMd � d eJ�ZMG dNd� deJ�ZNG dOd� deJ�ZOG dPdQ� dQeO�ZPG dRdS� dSeO�ZQG dTdU� dUeO�ZRG dVdW� dWeO�ZSG dXdY� dYeO�ZTG dZd[� d[�ZUG d\d]� d]�ZVG d^d_� d_eW�ZXG d`da� daeW�ZYG dbdc� dce jZ�Z[ej\dd�Z]G dedf� dfeJ�Z^G dgdh� dhe^�Z_G didj� dje^�Z`G dkdl� dle^�ZaG dmdn� dne^�ZbG dodp� dpe^�ZcG dqdr� dre^�Zde^eeKfZed�dtdu�Zfdvdw� Zgdxdy� Zhdzd{� Ziegeheid|�ZjeW� ZkG d}d � d eW�ZlG d~d� deW�Zmdd � ZnemjZd�d�� Zoepd�k�r2eo� dS )�z0.9.0u" Lars Gustäbel (lars@gustaebel.de)z5$Date: 2011-02-25 17:42:01 +0200 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d| ko"d|d k n rDtd|d | f d�t }n�|tkr�d|d | kopd|d k n r�| dkr�tdg�}ntdg�}d| | } x6t|d �D ] }|jd| d@ � | dL } q�W ntd ��|S ) Nr r@ r# z%0*orB rA r> r? zoverflow in number field)rF �bytesr1 r � bytearrayrE �insertr. )rI �digits�formatr2 rJ r6 r6 r7 �itn� s 2 rQ c C s0 dt tjd| �� }dt tjd| �� }||fS )NrA Z 148B8x356BZ 148b8x356b)�sum�structZ unpack_from)�bufZunsigned_chksumZ signed_chksumr6 r6 r7 � calc_chksums� s rU c C s� |pd}|dkrd S |d kr.t j| ||� d S t||�\}}x8t|�D ],}| j|�}t|�|k rh|d��|j|� qFW |dkr�| j|�}t|�|k r�|d��|j|� d S )N� i r zunexpected end of datai @ )�shutil� copyfileobj�divmodrE �readr0 �write) �src�dstr3 � exception�bufsize�blocks� remainder�brT r6 r6 r7 rX � s$ rX c C s dd l }|jdtd� tj| �S )Nr z$deprecated in favor of stat.filemoder$ )�warnings�warn�DeprecationWarning�stat�filemode)�moderc r6 r6 r7 rg s rg c C s8 t tjdd �}|d k r(| j|d�j|�} t| dd� d S )Nr4 �backslashreplace� )�end)�getattr�sys�stdoutr/ r; �print)r2 r4 r6 r6 r7 � _safe_print s rp c @ s e Zd ZdS )r 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j| j|� d S )N)r| r[ r� )r� r2 r6 r6 r7 r[ Q s z_LowLevelFile.writeN)rq rr rs r� r� rZ r[ r6 r6 r6 r7 rx < s rx c @ sp e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z ddd�Z d dd�Z dd� Z dd� ZdS ) �_Streamc C s� d| _ |d kr t||�}d| _ |dkr6t|�}|j� }|p<d| _|| _|| _|| _|| _d| _ d| _ d| _ �yL|dkr�y dd l }W n t k r� td��Y nX || _ |jd�| _|d kr�| j� |j| _n| j� n�|d k�r:y dd l}W n t k �r td ��Y nX |d k�r.d| _|j� | _t| _n |j� | _n||d k�r�y dd l}W n t k �rn td ��Y nX |d k�r�d| _|j � | _|j | _n |j � | _n|dk�r�td| ��W n& | j �s�| jj � d| _ � Y nX d S )NTF�*� � r �gzz zlib module is not availablery �bz2zbz2 module is not available�xzz lzma module is not available�tarzunknown compression type %r) � _extfileobjrx � _StreamProxy� getcomptyper� rh �comptype�fileobjr_ rT �pos�closed�zlib� ImportErrorr �crc32�crc� _init_read_gz�errorr^ �_init_write_gzr� �dbufZBZ2Decompressor�cmp�OSErrorZ BZ2Compressor�lzmaZLZMADecompressor� LZMAErrorZLZMACompressorr� ) r� r� rh r� r� r_ r� r� r� r6 r6 r7 r� _ sl 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jd��d t| jd�� }| j |� |d @ r�x | jd�}| s�|t kr�P q�W |d @ r�x | jd�}| s�|t kr�P q�W |d@ r�| jd� d S ) Nr� r$ s �znot a gzip filer# � z unsupported compression method� � rA r@ rV ) r� Z decompressobjr� r� r� � _Stream__readr r �ordrZ r1 )r� �flagZxlenr2 r6 r6 r7 r� � s. z_Stream._init_read_gzc C s | j S )N)r� )r� r6 r6 r7 �tell� s z _Stream.tellr c C sb || j dkrTt|| j | j�\}}x"t|�D ]}| j| j�}|s.P q.W | j|� ntd��| j S )Nr z seeking backwards is not allowed)r� rY r_ rE rZ r )r� r� r` ra rJ �datar6 r6 r7 �seek s z _Stream.seekNc C sZ |d kr:g }x | j | j�}|s P |j|� qW dj|�}n | j |�}| jt|�7 _|S )Nr� )�_readr_ �append�joinr� r0 )r� r' �trT r6 r6 r7 rZ s z _Stream.readc C s� | j dkr| j|�S t| j�}| jg}xd||k r�| j| j�}|sBP y| jj|�}W n | jk rp td��Y nX |j |� |t|�7 }q(W dj |�}||d � | _|d |� S )Nr� zinvalid compressed datar� ) r� r� r0 r� r_ r� Z decompressr^ r r� r� )r� r' �cr� rT r6 r6 r7 r� % s" z _Stream._readc C sn t | j�}| jg}x6||k rH| jj| j�}|s0P |j|� |t |�7 }qW dj|�}||d � | _|d |� S )Nr� )r0 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RECORDSIZEr� r� )r� r` ra r6 r6 r7 r� � s z TarFile.closec C s" | j |�}|d kr td| ��|S )Nzfilename %r not found)� _getmember�KeyError)r� r� r� r6 r6 r7 � getmember� s zTarFile.getmemberc C s | j � | js| j� | jS )N)�_checkr� �_loadr� )r� r6 r6 r7 � getmembers� s zTarFile.getmembersc C s dd� | j � D �S )Nc S s g | ] }|j �qS r6 )r� )rp r� r6 r6 r7 rr � s z$TarFile.getnames.<locals>.<listcomp>)r� )r� r6 r6 r7 �getnames� s zTarFile.getnamesc C sp | j d� |d k r|j}|d kr$|}tjj|�\}}|jtjd�}|jd�}| j� }| |_ |d kr�t td�r�| j r�tj |�}q�tj |�}ntj|j� �}d}|j}t j|��r|j|jf} | j r�|jdkr�| | jkr�|| j| kr�t} | j| }nt} | d �rx|| j| < nht j|��r"t} nVt j|��r4t} nDt j |��rPt } tj |�}n(t j |��rbt } nt j!|��rtt"} nd S ||_||_#|j$|_%|j&|_'| tk�r�|j(|_)nd|_)|j*|_+| |_,||_-t.�r�yt.j/|j%�d |_0W n t1k �r� Y nX t2�r*yt2j3|j'�d |_4W n t1k �r( Y nX | t t"fk�rlt td��rlt td��rltj5|j6�|_7tj8|j6�|_9|S ) N�awxr� �lstatr� r# r �major�minor):r� r� r| r% � splitdriver� r� r� r� r� r� r� r� rf 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Use a function such as tarfile.data_filter directly.) �extraction_filterr� r) r+ � TypeError�callable�_NAMED_FILTERSr� r. )r� r� r6 r6 r7 �_get_filter_function� s z TarFile._get_filter_function�.)� numeric_ownerr� c " C s� g }| j |�}|d kr| }xT|D ]L}| j|||�\}} |d kr@q |j� rR|j| � | j|||j� ||d� q W |jdd� dd� �x$|D �]} y�y|| |�}W n4 tk r� } z| j| t| �� w�W Y d d } ~ X nX |d kr�| j| d� w�t j j ||j �} yt j | �} W n$ tk �r. | j|d� w�Y nX tj| j��sL| j|d� w�| j|| |d � | j|| � | j|| � W q� tk �r� } z| j| � W Y d d } ~ X q�X q�W d S ) N)� set_attrsr� �filter_functionc S s | j S )N)r� )r� r6 r6 r7 �<lambda>� s z$TarFile.extractall.<locals>.<lambda>T)r� �reversezexcluded by filterZmissingznot a directory)r� )r� �_get_extract_tarinfor� r� � _extract_one�sort�_FILTER_ERRORS�_log_no_directory_fixup�reprr| r% r� r� r� �FileNotFoundErrorrf r� r� �chown�utime�chmodr �_handle_nonfatal_error)r� r% r� r� r� Z directoriesr� r� r� � unfiltered�exc�dirpathr� r� r6 r6 r7 � extractall� sP zTarFile.extractallc C s | j dd|j|f � d S )Nr$ z(tarfile: Not fixing up directory %r (%s))r� r� )r� r� �reasonr6 r6 r7 r� ! s z TarFile._log_no_directory_fixupr� c C s8 | j |�}| j|||�\}}|d k r4| j||||� d S )N)r� r� r� ) r� r� r% r� r� r� r� r� r� r6 r6 r7 �extract% s zTarFile.extractc C s� t |t�r| j|�}n|}d }y|||�}W nZ ttfk r\ } z| j|� W Y d d }~X n, tk r� } z| j|� W Y d d }~X nX |d kr�| jdd|j � dS |j � r�t j |�}t j j||j�|_||fS )Nr$ ztarfile: Excluded %r)NN)r) r+ r� r� r� �_handle_fatal_errorr r� r� r� r� r r| r% r� r� r )r� r� r� r% r� �filteredr� r6 r6 r7 r� 9 s" z TarFile._get_extract_tarinfoc C s� | j d� y&| j|tjj||j�||||d� W nV tk r\ } z| j|� W Y d d }~X n, tk r� } z| j |� W Y d d }~X nX d S )Nry )r� r� r� �extraction_root) r� �_extract_memberr| r% r� r� r� r� r r� )r� r� r% r� r� r� r� r6 r6 r7 r� W s zTarFile._extract_onec C s" | j dkr� n| jdd| � d S )Nr# z tarfile: %s)r� r� )r� r� r6 r6 r7 r� k s z TarFile._handle_nonfatal_errorc C sn | j dkr� n\t|t�rP|jd kr6| jdd|j � qj| jdd|j|jf � n| jddt|�j|f � d S 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r7 r� � s zTarFile.makedirc C s� | j }|j|j� | j}t|d��f}|jd k rrx,|jD ]"\}}|j|� t|||t|� q6W |j|j� |j � nt|||jt|� W d Q R X d S )Nr� ) r� r� r� r� r� r� rX r r' �truncate)r� r� r �sourcer_ �targetr� r' r6 r6 r7 r� � s zTarFile.makefilec C s" | j ||� | jdd|j � d S )Nr# z9tarfile: Unknown file type %r, extracted as regular file.)r� r� r� )r� r� r r6 r6 r7 r � s zTarFile.makeunknownc C s" t td�rtj|� ntd��d S )N�mkfifoz fifo not supported by system)r� r| r r )r� r� r r6 r6 r7 r� � s zTarFile.makefifoc C sn t td� st td� r td��|j}|d kr2d}|j� rF|tjO }n |tjO }tj||tj |j |j �� d S )N�mknodr z'special devices not supported by systemi� ) r� r| r rh r} rf �S_IFBLK�S_IFCHRr r r� r� )r� r� r rh r6 r6 r7 r s zTarFile.makedevc C s | j ||d d �S )N)r )r� r� r r6 r6 r7 �makelink s zTarFile.makelinkc $ C s& d}yT|j � r6tjj|�r$tj|� tj|j|� d S tjj|j�rVtj |j|� d S W n t k rp d}Y nX y| j |�}W n$ t k r� |r�t d��n� Y nX |d kr�|}nR|d kr�t d��y|||�}W n2 tk �r } zt||j�|�W Y d d }~X nX |d k �r"| j||||d� d S )NFTz%unable to resolve link inside archivez6makelink_with_filter: if filter_function is not None, z%extraction_root must also not be None)r� r� z[makelink_with_filter: if filter_function is not None, extraction_root must also not be None)r� r| r% �lexists�unlink�symlinkr� r� r �link�symlink_exceptionr� r� r r� r� r� r� ) r� r� r r� r� Zkeyerror_to_extracterrorr� r� �causer6 r6 r7 r sB z TarFile.makelink_with_filterc C s� t td�r�tj� dkr�|j}|j}|s�y trB|jrBtj|j�d }W n tk rX Y nX y t rv|j rvt j |j �d }W n tk r� Y nX |d kr�d}|d kr�d}y4|j � r�t td�r�tj |||� ntj|||� W n tk r� td��Y nX d S ) N�geteuidr r$ r# �lchownzcould not change ownerr9 r9 )r� r| r r* r) r� r, Zgetgrnamr� r� r+ �getpwnamr� r r� r� r )r� r� r r� �g�ur6 r6 r7 r� J s0 z TarFile.chownc C sL |j d krd S ttd�rHytj||j � W n tk rF td��Y nX d S )Nr� zcould not change mode)rh r� r| r� r� r )r� r� r r6 r6 r7 r� k s z TarFile.chmodc C sV |j }|d krd S ttd�s d S ytj|||f� W n tk rP td��Y nX d S )Nr� z"could not change modification time)r( r� r| r� r� r )r� r� r r( r6 r6 r7 r� v s z TarFile.utimec C s� | j d� | jd k r$| j}d | _|S | j| jj� krZ| jj| jd � | jjd�sZtd��d }�xby| jj | �}W �nH t k r� } z2| j r�| j dd| j|f � | jt 7 _wbW Y d d }~X n� tk �r, } zN| j �r| j dd| j|f � | jt 7 _wbn| jdk�r tt|���W Y d d }~X n� tk �rT | jdk�rPtd��Y nj tk �r� } z | jdk�r~tt|���W Y d d }~X n0 tk �r� } ztt|���W Y d d }~X nX P qbW |d k �r�| jj|� nd| _|S ) NZrar# zunexpected end of datar$ z0x%X: %sr z empty fileT)r� r� r� r� r� r� rZ r r� rU rv r� r� r� rH r+ rt ru rw r� r� r� )r� �mr� r� r6 r6 r7 r_ � sL z TarFile.nextc C s� | j � }d}|d k rHy|j|�}W n tk r: d}Y nX |d |� }|rXtjj|�}xLt|�D ]@}|r||j|jkrbd}qb|r�tjj|j�}n|j}||krb|S qbW |r�t|��d S )NFT) r� �indexr. r| r% r� �reversedr� r� ) r� r� r� � normalizer� Zskippingr r� � member_namer6 r6 r7 r� � s, zTarFile._getmemberc C s" x| j � }|d krP qW d| _d S )NT)r_ r� )r� r� r6 r6 r7 r� � s z TarFile._loadc C s: | j rtd| jj ��|d k r6| j|kr6td| j ��d S )Nz %s is closedzbad operation for mode %r)r� r� r� rq rh )r� rh r6 r6 r7 r� � s zTarFile._checkc C s` |j � r.djtd tjj|j�|jf��}d }n |j}|}| j||dd�}|d kr\t d| ��|S )Nr� T)r� r zlinkname %r not found) r� r� r� r| r% r� r� r� r� r� )r� r� r� �limitr� r6 r6 r7 r� � s zTarFile._find_link_targetc c s� | j r| jE d H d S d}| jd k r:| j� }|d7 }|V xN|t| j�k rV| j| }n"| j st| j� }|sxd| _ d S nd S |d7 }|V q<W d S )Nr r# T)r� r� r� r_ r0 )r� r r� r6 r6 r7 �__iter__ s& zTarFile.__iter__c C s || j krt|tjd� d S )N)�file)r� ro rm �stderr)r� �level�msgr6 r6 r7 r� ' s z TarFile._dbgc C s | j � | S )N)r� )r� r6 r6 r7 � __enter__- s zTarFile.__enter__c C s, |d kr| j � n| js"| jj � d| _d S )NT)r� r� r� r� )r� r� r � tracebackr6 r6 r7 �__exit__1 s zTarFile.__exit__) Nry NNNNNNr NNNN)ry N)ry Nr� )ry Nr� )ry NN)NNN)T)NTN)N)r� N)r� T)N)TF)NF)N)?rq rr rs r� r� r� r� r rP r r4 r5 r r� r� r� r� r� r� r� r r� r� r� r� r� r� r� r� r� r� rm r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r� r r r r� r� r� r_ r� r� r� r� r r� r$ r& r6 r6 r6 r7 r f s� lZ ! d&= D 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if a tarfile is validr# z&--filter is only valid for extraction ry )r z{!r} is a tar archive.z{!r} is not a tar archive. zr:*)r� r$ )r% r� r� z{!r} file is extracted.z+{!r} file is extracted into {!r} directory.r� r� r� )z.gzz.tgzz.xzz.txzz.bz2z.tbzz.tbz2z.tb2zw:rz z{!r} file created.)r. r0 )r2 r3 ) �argparse�ArgumentParser� add_argumentr� Z add_mutually_exclusive_group� parse_argsr� r� �exitZtestr r r� ro rm r! r� rP rm r r0 r| �curdirZ format_helpr� Zcreate�popr% �splitextr� )r4 r' �parserre �argsr\ r� Ztfr9 r# Ztar_namero ZextZ compressionsZtar_modeZ tar_files� file_namer6 r6 r7 �mainM s� r? �__main__)r% r& r' r( r) r* r+ r, )T)q�version� __author__Z__date__Z __cvsid__� __credits__�builtinsr r� rm r| r� rW rf r� rS r �rerc r� r� r� r� �NotImplementedErrorr r� � NameError�__all__r1 r� r� r r r r r3 r rJ r{ rz r5 r6 r r~ ZCONTTYPEr! r rK r- r/ rY r r r r r\ rx rN ru rh r* rF rv r� r �getfilesystemencodingr8 r= rK rQ rU rX rg rp � Exceptionr r r r r r rt ru rv rH rw rx r� �objectr� r� �BufferedReaderr� �compilerc r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r r? rq r6 r6 r6 r7 �<module> s y h D } b b