
    j!                        d Z ddlmZ ddlZddlZddlZddlZddlmZ ddl	m
Z
 ddlmZ dZddZdd	Zdd
ZddZddZ	 	 	 	 	 	 	 	 ddZddddZdd	 	 	 	 	 	 	 	 	 ddZd dZd!dZd"dZd#dZd$dZy)%z?Private filesystem and journal primitives for customer cleanup.    )annotationsN)Iterable)Path)CleanupIntegrityError)preparedcopied_verifiedsource_pruned	committedc                P    t        j                  | ddd      j                         S )NT),:)ensure_ascii	sort_keys
separators)jsondumpsencodevalues    p/home/cube/projects/richard/.worktrees/nutricoach-v140-impl/dualcoach/profile/checkin_cli/customer_cleanup_fs.py	canonicalr      s     ::e$$:V]]__    c                H    t        j                  |       j                         S N)hashlibsha256	hexdigestr   s    r   digest_bytesr      s    >>% **,,r   c                   | j                  ddd       | j                  d       | j                         }t        j                  |j
                        st        j                  |j
                        st        d      |j                  t        j                         k7  s"t        j                  |j
                        dk7  rt        d      y )NTi  )parentsexist_okmodez,cleanup directory is not a regular directoryz#cleanup directory is not owner-only)mkdirchmodlstatstatS_ISLNKst_modeS_ISDIRr   st_uidosgeteuidS_IMODEpathinfos     r   ensure_private_dirr1      s    JJtdJ7JJu::<D||DLL!dll)C#$RSS{{bjjl"dll4<<&@E&I#$IJJ 'Jr   c                   | j                         }t        j                  |j                        rt	        d|        t        j
                  |j                        st	        d|        |j                  dk7  rt	        d|        |j                  t        j                         k7  s"t        j                  |j                        dz  rt	        d|        |S )N%cleanup source symlink is forbidden: zcleanup source is not regular:    zcleanup source is hard-linked: ?   z#cleanup source must be owner-only: )r%   r&   r'   r(   r   S_ISREGst_nlinkr*   r+   r,   r-   r.   s     r   validate_filer8   #   s    ::<D||DLL!#&KD6$RSS<<%#&EdV$LMM}}#&EdV$LMM{{bjjl"dll4<<&@5&H#&I$$PQQKr   c                   | j                         }	 |j                  |      }|}|j                  D ]%  }||z  }|j                         st        d|        |j                  }t        |d d       D ]!  \  }	}|dk(  s||	dz      |k7  st        d       |j                         S # t        $ r}t        d      |d }~ww xY w)Nz&cleanup path traversal escapes profiler3   	customersr4   z(cross-customer cleanup path is forbidden)absoluterelative_to
ValueErrorr   parts
is_symlink	enumerateas_posix)
r/   rootcustomer_keylexicalrelativeexccurrentpartr?   indexs
             r   safe_relativerK   0   s    mmoGW&&t, G4'*OPWy(YZZ  NNE s,t;5#3|#C'(RSS -   W#$LMSVVWs   B' '	C0B<<Cc           	         | dz  dz  |z  }t               }|j                         s|j                         r|j                         rt        d      t	        j
                  |d      D ]U  \  }}}t        |      |D ]%  }|z  }	|	j                         st        d|	        |j                  fd|D               W |D ]d  }
|
j                         r|
n| |
z  }t        || |      }d| d	d	| vr"|t        |      j                  vrt        d
      |j                  |       f g }|D ]  }t        || |      }t        |      }|j                         }|j                         }|j                  |j                   |j"                  f|j                  |j                   |j"                  fk7  rt        d      |j%                  |t        j&                  |j(                        t+        |      t-        |      d        t/        |d       S )Ndatar;   z*cleanup customer root symlink is forbiddenF)followlinksr3   c              3  (   K   | ]	  }|z    y wr    ).0namebases     r   	<genexpr>z#source_inventory.<locals>.<genexpr>P   s     7s   z/customers//z%candidate path is not customer-scopedz(cleanup source changed while inventoried)relative_pathr"   sizer   c                    t        | d         S )NrV   )str)rows    r   <lambda>z"source_inventory.<locals>.<lambda>e   s    C,@(Ar   )key)setexistsr@   r   r+   walkr   updateis_absoluterK   rR   addr8   
read_bytesr&   st_devst_inost_sizeappendr-   r(   lenr   sorted)rC   rD   
candidatescustomer_rootpathsrH   directoriesfilesrR   child	candidater/   rF   rowsr0   payloadafterrS   s                    @r   source_inventoryrt   B   s    6MK/,>MuE!9!9!;##%'(TUU+-77=e+T'G[%=D#t##%/2WX]W^0_`` $ LL777 ,U  	%113y	9I t\:a(!H:><W[\dWeWjWjCj'(OPP		$   %'D t\:T"//#		KKdll3ellTYTaTa7bb'(RSS%LL.L"7+	
 	  $ABBr   F	exclusivec               4   t        | j                         t        j                  t        j                  z  t        j
                  z  t        j                  z  }||rt        j                  nt        j                  z  }t        j                  | |d      }	 t        j                  |d       t        |      }|r|t        j                  ||      d  }|rt        j                  |       t        j                  |       y # t        j                  |       w xY w)N  )r1   parentr+   O_WRONLYO_CREAT	O_CLOEXEC
O_NOFOLLOWO_EXCLO_TRUNCopenfchmod
memoryviewwritefsyncclose)r/   rr   rv   flags
descriptor	remainings         r   write_privater   h   s    t{{#KK"**$r||3bmmCE	)RYY3Eue,J
		*e$w'	!"((:y"A"CDI 

s   >D  D   D)manifest_sha256c                  t        |       }t        |      t        t              k  rt        t        |         nd }||k7  rt        d      |rt	        t        |d               nd}|||d}|||d<   t        | j                         t        j                  | t        j                  t        j                  z  t        j                  z  t        j                  z  d      }	 t        j                  |d       t        t        |      dz         }	|	r|	t        j                   ||	      d  }	|	rt        j"                  |       t        j$                  |       y # t        j$                  |       w xY w)N)cleanup journal phase is not forward-onlyr:   @0000000000000000000000000000000000000000000000000000000000000000)operation_idphaseprevious_digestr   rx      
)read_journalrh   PHASESr   r   r   r1   ry   r+   r   O_APPENDr{   rz   r}   r   r   r   r   r   )
journalr   r   r   rq   expectedpreviousrZ   r   r   s
             r   append_phaser   w   s     D$'IF$;vc$i H#$OPP48|Id2h/0hH'%H
UC"!0w~~&"++

":R[["H2=="XZ_`J
		*e$y~56	!"((:y"A"CDI 

s   !A
E ,E E.c                   | j                         sg S t        |        	 | j                         j                         D cg c]  }|st	        j
                  |       }}|D cg c]  }|j                  d       c}t        t        d t        |             k7  rt        d      |D ch c]  }|j                  d       }}t        |      dkD  rt        d      t        |      D ]E  \  }}|dk(  rdnt        t        ||dz
                 }|j                  d	      |k7  s<t        d
       |S c c}w # t        t        j                  f$ r}t        d      |d }~ww xY wc c}w c c}w )Nzcleanup journal is invalidr   r   r   r4   z!cleanup journal operation changedr   r   r   z'cleanup journal digest chain is invalid)r^   r8   	read_text
splitlinesr   loadsOSErrorJSONDecodeErrorr   getlistr   rh   rA   r   r   )r/   linerq   rG   rZ   operation_idsrJ   r   s           r   r   r      sP   ;;=	$K-1^^-=-H-H-JS-JTd

4 -JS %))DSD)T&3t92E-FF#$OPP8<=SWW^,M=
=A#$GHHo
s$z8|Id5ST9o<V/W77$%1'(QRR & K TT))* K#$@AsJK)=s:    D7 D2D2D7 $E$*E)2D7 7E!EE!c                @   |dz  }t        |       |D ]  }| t        |d         z  }t        |       |j                         }t	        |      |d   k7  st        |      |d   k7  rt        d      |t        |d         z  }t        |||j                                  y )Nrn   rV   rW   r   z*cleanup source changed before archive copyru   )	r1   rY   r8   rc   rh   r   r   r   r^   )rC   archiverq   
files_rootrZ   sourcerr   destinations           r   copy_inventoryr      s    7"Jz"C011f##%w<3v;&,w*?3x=*P'(TUU 3s?';#<<k7+:L:L:N6NO r   c                   |D ]_  }| dz  t        |d         z  }	 t        |       |j                         }t        |      |d   k7  st        |      |d   k7  sVt	        d       y # t        t        f$ r}t	        d      |d }~ww xY w)Nrn   rV   zarchive verification failedrW   r   )rY   r8   rc   r   r   rh   r   )r   rq   rZ   r/   rr   rG   s         r   verify_archiver      s     3s?';#<<	P$oo'G w<3v;&,w*?3x=*P'(EFF 
 ./ 	P'(EFCO	Ps   A&&B5BBc                   |D ]|  }| t        |d         z  }|j                         s%t        |       |j                         }t	        |      |d   k7  st        |      |d   k7  rt        d      |j                          ~ | dz  dz  |z  }|j                         rUt        |j                  d      d d	
      D ]#  }|j                         s|j                          % |j                          y y )NrV   rW   r   z%cleanup source changed before pruningrM   r;   *c                ,    t        | j                        S r   )rh   r?   )items    r   r[   zprune_sources.<locals>.<lambda>   s    c$**or   T)r\   reverse)rY   r^   r8   rc   rh   r   r   unlinkri   rglobis_dirrmdir)rC   rq   rD   rZ   r/   rr   rk   s          r   prune_sourcesr      s    c#o.//{{}d//#w<3v;&,w*?3x=*P'(OPP  6MK/,>M=..s39U_cdD{{}

 e 		 r   c                    | j                  d      D ]%  }|j                  |j                         rdnd       ' | j                  d       y )Nr   i@     )r   r$   r   )r   r/   s     r   freeze_archiver      s7    c"

DKKM5u5 #MM%r   )r   objectreturnbytes)r   r   r   rY   )r/   r   r   None)r/   r   r   zos.stat_result)r/   r   rC   r   rD   rY   r   rY   )rC   r   rD   rY   rj   zIterable[Path]r   list[dict[str, object]])r/   r   rr   r   rv   boolr   r   )
r   r   r   rY   r   rY   r   z
str | Noner   r   )r/   r   r   r   )rC   r   r   r   rq   r   r   r   )r   r   rq   r   r   r   )rC   r   rq   r   rD   rY   r   r   )r   r   r   r   )__doc__
__future__r   r   r   r+   r&   collections.abcr   pathlibr   #checkin_cli.customer_cleanup_modelsr   r   r   r   r1   r8   rK   rt   r   r   r   r   r   r   r   rP   r   r   <module>r      s    E "   	  $  E	F`-K
$#C
#C!#C/=#C#CL DI ( #' 
   
6(
P	G$r   