o
    tA_j                     @  s   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Zddlm	Z	 ddl
mZ ddlmZ ddlmZ ddlmZmZ h d	Zd
ZdZdZG dd deZd&ddZd'ddZd(ddZd)dd Zd*d"d#Zd+d$d%ZdS ),z3Deterministic, signed WordPress App Pack artifacts.    )annotationsN)Path)Any)InvalidSignature)serialization)Ed25519PrivateKeyEd25519PublicKey>   .js.md.css.gif.jpg.png.svg.txt.jpeg.json.woff.woff2.phpi  i   )i     r   r   r   r   c                   @  s   e Zd ZdS )PackageBuildErrorN)__name__
__module____qualname__ r   r   #platform/packages/wordpress_pack.pyr      s    r   sourcer   
output_dirprivate_key_pathreturndict[str, Any]c                 C  s&  t | }|jddd |d  d|d  d}|| }t| | | }t| }tj| d d}t	|t
s=tdt||d	}	d
|d |d |d |t||d|	|d |d |d |d |d |dg d}
|| d }|jtj|
dddd dd i |
t|t|dS )NT)parentsexist_ok
package_id-versionz.zip)passwordzSigning key is not Ed25519asciiz1.0app_idEd25519minimum_bridge_versionminimum_wordpress_versionminimum_php_versioncapabilitiesplugin_filerelease_notes)schema_versionr$   r)   r&   artifact_nameartifact_sizesha256signature_algorithm	signaturer+   r,   r-   r.   r/   r0   z.release.json   )indent	sort_keys
utf-8encoding)artifact_pathrelease_path)_validate_sourcemkdir_write_deterministic_zip
read_byteshashlibr4   	hexdigestr   load_pem_private_key
isinstancer   r   base64	b64encodesigndecodelenget
write_textjsondumpsstr)r   r   r   manifestr2   artifactartifact_bytesdigestprivate_keyr6   releaser?   r   r   r   build_signed_pack   sD   


rX   rS   r?   public_key_pathc              
   C  s   t |jdd}|  }t| }| j|dkr t	dt
|t|ddkr0t	d||dkr;t	d	t| }t|tsKt	d
z|t|d | W n tttfyl } zt	d|d }~ww t|  d|d |d |dS )Nr;   r<   r2   z/Artifact filename does not match release recordr3   z+Artifact size does not match release recordr4   z$Artifact SHA-256 verification failedzVerification key is not Ed25519r6   z.Artifact Ed25519 signature verification failedverifiedr$   r&   )statusr$   r&   r4   )rO   loads	read_textrC   rD   r4   rE   namerM   r   rL   intr   load_pem_public_keyrG   r   verifyrH   	b64decoder   
ValueErrorKeyError_validate_zip_entries)rS   r?   rY   rW   rT   rU   
public_keyexcr   r   r   verify_signed_packG   s0   

ri   c                 C  s   |   } | d }|  r| stdt|jdd}| t|dp%d }| r1|j	| kr5tdt
| }|D ]3}|j tvrLtd|j |j d	krntjd
dt|gdddd}|jdkrntd|j q;|S )Nzwordpress-app-pack.jsonz4Package source or wordpress-app-pack.json is missingr;   r<   
entrypoint z5Package entrypoint is missing or outside package rootzDisallowed package file type: r   phpz-lTF)capture_outputtextcheckr   zPHP lint failed: )resolveis_diris_filer   rO   r]   r^   rQ   rM   parent_source_filessuffixlowerALLOWED_SUFFIXESr_   
subprocessrun
returncode)r   manifest_pathrR   rj   filespathresultr   r   r   r@   c   s(   
r@   
list[Path]c                 C  s   g }d}t | dD ]}| rtd|j | r)|| || j7 }q|r2t	|t
kr6td|tkr>td|S )Nr   *z Symbolic links are not allowed: z,Package file count is outside allowed limitsz'Package exceeds uncompressed size limit)sortedrglob
is_symlinkr   r_   rr   appendstatst_sizerL   	MAX_FILESMAX_UNCOMPRESSED_BYTES)r   r|   totalr}   r   r   r   rt   y   s   
rt   Nonec                 C  s   t j|dt jdd8}t| D ]*}t| j||  }t | t	}t j|_
d|_d|_|j|| t jdd qW d    d S 1 sEw   Y  d S )Nw	   )compressioncompresslevel   l     H )compress_typer   )zipfileZipFileZIP_DEFLATEDrt   r   r_   relative_toZipInfoas_posixZIP_TIMESTAMPr   create_systemexternal_attrwritestrrC   )r   rS   archiver}   relativeinfor   r   r   rB      s   "rB   c                 C  s   t | Z}| }|rt|tkrtdd}d }|D ]:}t|j}| s3d|j	v s3t|j	dk r7td|p=|j	d }|j	d |krItd||j
7 }|tkrVtdqW d    d S 1 sbw   Y  d S )Nz-Artifact file count is outside allowed limitsr   z..r7   z Artifact contains an unsafe pathz+Artifact contains multiple root directoriesz(Artifact exceeds uncompressed size limit)r   r   infolistrL   r   r   r   filenameis_absoluteparts	file_sizer   )rS   r   infosr   rootr   r}   r   r   r   rf      s&   
 
"rf   )r   r   r   r   r   r   r    r!   )rS   r   r?   r   rY   r   r    r!   )r   r   r    r!   )r   r   r    r   )r   r   rS   r   r    r   )rS   r   r    r   )__doc__
__future__r   rH   rD   rO   rx   r   pathlibr   typingr   cryptography.exceptionsr   cryptography.hazmat.primitivesr   1cryptography.hazmat.primitives.asymmetric.ed25519r   r   rw   r   r   r   rd   r   rX   ri   r@   rt   rB   rf   r   r   r   r   <module>   s.    

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