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lib
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python3.6
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jwt
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📍 /usr/lib/python3.6/site-packages/jwt/__pycache__
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Editing: api_jws.cpython-36.pyc
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3 �k�Z� � @ s� d dl Z d dlZd dlZd dlmZ ddlmZmZmZm Z ddl m Z m Z m Z ddlmZmZmZmZ ddlmZmZmZmZ G dd � d e�Ze� ZejZej Z ej Z ej Z ej Z dS ) � N)�Mapping� )� Algorithm�get_default_algorithms� has_crypto�requires_cryptography)� binary_type� string_types� text_type)� DecodeError�InvalidAlgorithmError�InvalidSignatureError�InvalidTokenError)�base64url_decode�base64url_encode� force_bytes� merge_dictc @ s| e Zd ZdZd dd�Zedd� �Zdd� Zd d � Zd d � Z d dd�Z d dd�Z dd� Z dd� Z d!dd�Zdd� Zd d � ZdS )"�PyJWSZJWTNc C sj t � | _|d k rt|�nt| j�| _x(t| jj� �D ]}|| jkr4| j|= q4W |sVi }t| j� |�| _d S )N) r � _algorithms�set� _valid_algs�list�keysr �_get_default_options�options)�self� algorithmsr �key� r � /usr/lib/python3.6/api_jws.py�__init__ s zPyJWS.__init__c C s ddiS )N�verify_signatureTr r r r r r # s zPyJWS._get_default_optionsc C s> || j krtd��t|t�s$td��|| j |< | jj|� dS )zW Registers a new Algorithm for use when creating and verifying tokens. z Algorithm already has a handler.z!Object is not of type `Algorithm`N)r � ValueError� isinstancer � TypeErrorr �add)r �alg_id�alg_objr r r �register_algorithm) s zPyJWS.register_algorithmc C s* || j krtd��| j |= | jj|� dS )z� Unregisters an Algorithm for use when creating and verifying tokens Throws KeyError if algorithm is not registered. zJThe specified algorithm could not be removed because it is not registered.N)r �KeyErrorr �remove)r r& r r r �unregister_algorithm6 s zPyJWS.unregister_algorithmc C s t | j�S )zM Returns a list of supported values for the 'alg' parameter. )r r )r r r r �get_algorithmsB s zPyJWS.get_algorithms�HS256c C s� g }|d krd}|| j kr| j|d�}|r>| j|� |j|� ttj|d |d��}|jt|�� |jt|�� dj |�} y$| j | } | j |�}| j | |�} W n8 t k r� t r�|tkr�td| ��ntd��Y nX |jt| �� dj |�S ) NZnone)�typ�alg�,�:)Z separators�cls� .zFAlgorithm '%s' could not be found. Do you have cryptography installed?zAlgorithm not supported)r0 r1 )r � header_typ�_validate_headers�updater �json�dumps�appendr �joinr � prepare_keyZsignr) r r �NotImplementedError) r �payloadr � algorithm�headersZ json_encoderZsegments�headerZ json_header� signing_inputr' � signaturer r r �encodeH s8 z PyJWS.encode� Tc K sn t | j|�}|d }|r*| r*tjd t� | j|�\} } } } |sRtjdtdd� n|rj| j| | | | ||� | S ) Nr! z.It is strongly recommended that you pass in a z;value for the "algorithms" argument when calling decode(). z4This argument will be mandatory in a future version.zSThe verify parameter is deprecated. Please use verify_signature in options instead.� )� stacklevelziIt is strongly recommended that you pass in a value for the "algorithms" argument when calling decode(). z�It is strongly recommended that you pass in a value for the "algorithms" argument when calling decode(). This argument will be mandatory in a future version.)r r �warnings�warn�DeprecationWarning�_load�_verify_signature) r Zjwsr �verifyr r �kwargsZmerged_optionsr! r= rA r@ rB r r r �decodex s z PyJWS.decodec C s | j |�d }| j|� |S )z�Returns back the JWT header parameters as a dict() Note: The signature is not verified so the header parameters should not be fully trusted until signature verification is complete rE )rJ r5 )r �jwtr? r r r �get_unverified_header� s zPyJWS.get_unverified_headerc 2 C sh t |t�r|jd�}tt|�t�s0tdjt���y$|jdd�\}}|j dd�\}}W n t k rp td��Y nX y t |�}W n" t t jfk r� td��Y nX ytj|jd��}W n. t k r� } ztd| ��W Y d d }~X nX t |t�s�td��y t |�} W n$ t t jfk �r( td ��Y nX y t |�} W n$ t t jfk �rZ td ��Y nX | ||| fS ) Nzutf-8z'Invalid token type. Token must be a {0}r3 r zNot enough segmentszInvalid header paddingzInvalid header string: %sz,Invalid header string: must be a json objectzInvalid payload paddingzInvalid crypto padding)r# r rC � issubclass�typer r �format�rsplit�splitr" r r$ �binascii�Errorr7 �loadsrN r ) r rO rA Zcrypto_segmentZheader_segmentZpayload_segmentZ header_datar@ �er= rB r r r rJ � s: z PyJWS._loadc C sr |j d�}|d k r"||kr"td��y.| j| }|j|�}|j|||�sNtd��W n tk rl td��Y nX d S )Nr/ z&The specified alg value is not allowedz Signature verification failedzAlgorithm not supported)�getr r r; rL r r) ) r r= rA r@ rB r r r/ r' r r r rK � s zPyJWS._verify_signaturec C s d|kr| j |d � d S )N�kid)� _validate_kid)r r? r r r r5 � s zPyJWS._validate_headersc C s t |t�std��d S )Nz(Key ID header parameter must be a string)r# r r )r r[ r r r r\ � s zPyJWS._validate_kid)NN)r- NN)rD TNN)rD N)�__name__� __module__� __qualname__r4 r � staticmethodr r( r+ r, rC rN rP rJ rK r5 r\ r r r r r s / ( r ) rV r7 rG � collectionsr r r r r r �compatr r r � exceptionsr r r r Zutilsr r r r �objectr Z_jws_global_objrC rN r( r+ rP r r r r �<module> s O
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