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a �Bg�6 � @ s d Z ddlZddlZddlZddlZddlmZmZmZm Z m Z m Z m Z m Z mZ ddlZddlmZ ddlmZmZ ddlmZmZ ddlZddlmZm Z m Z e� e �Z G dd � d e j!ej"d �Z#e#j$G d d � d e#��Z%e#j$G d d� de#��Z&e#j$G dd� de#��Z'dS )� JSON Web Key.� N) �Any�Callable�Dict�Mapping�Optional�Sequence�Tuple�Type�Union)�default_backend)�hashes� serialization)�ec�rsa)�errors� json_util�utilc @ s e Zd ZU dZdZi Zeeed f e d< dZ e ee df e d< e Zee e d< dd d d �Zeeeee ee ef f e d < e e d < ejfeg ejf ed�dd�Zej d d�dd��Z e deee ee e d�dd��Z e deee ee d d�dd��Z dS )�JWKr Zkty�TYPES� .�cryptography_key_types�requiredN)�,�:T)�indentZ separatorsZ sort_keys� _thumbprint_json_dumps_params�key)� hash_function�returnc sN t j|� t� d�}|�tj� fdd�� �� �� D �fi � j��� � � |� � S )zgCompute JWK Thumbprint. https://tools.ietf.org/html/rfc7638 :returns: bytes )�backendc s i | ]\}}|� j v r||�qS r )r )�.0�k�v��selfr �./usr/lib/python3.9/site-packages/josepy/jwk.py� <dictcomp>@ � z"JWK.thumbprint.<locals>.<dictcomp>) r ZHashr �update�json�dumpsZto_json�itemsr �encode�finalize)r% r Zdigestr r$ r& � thumbprint3 s ���zJWK.thumbprint�r c C s t � �dS )ziGenerate JWK with public key. For symmetric cryptosystems, this would return ``self``. N)�NotImplementedErrorr$ r r r& � public_keyF s zJWK.public_key)�data�passwordr r c C s� |d u rt � n|}i }tjtjfD ]R}z||||�W S tttjjfyr } z||t |�< W Y d }~q"d }~0 0 q"tj tj fD ]N}z|||�W S ttjjfy� } z||t |�< W Y d }~q�d }~0 0 q�t � d�|���d S )Nz Unable to deserialize key: {0})r r Zload_pem_private_keyZload_der_private_key� ValueError� TypeError� cryptography� exceptionsZUnsupportedAlgorithm�strZload_pem_public_keyZload_der_public_keyr �Error�format)�clsr3 r4 r r8 Zloader_private�errorZ loader_publicr r r& �_load_cryptography_keyO s �$$zJWK._load_cryptography_keyc C s� z| � |||�}W n< tjyN } z"t�d|� t|d�W Y d}~S d}~0 0 | jtur|t|| j �s|t�d� |j | j ���| j � � D ] }t||j �r�||d� S q�t�d� |j ���dS )a� Load serialized key as JWK. :param str data: Public or private key serialized as PEM or DER. :param str password: Optional password. :param backend: A `.PEMSerializationBackend` and `.DERSerializationBackend` provider. :raises errors.Error: if unable to deserialize, or unsupported JWK algorithm :returns: JWK of an appropriate type. :rtype: `JWK` z,Loading symmetric key, asymmetric failed: %s�r Nz"Unable to deserialize {0} into {1}zUnsupported algorithm: {0})r> r r: �logger�debug�JWKOct�typ�NotImplemented� isinstancer r; � __class__r �values)r< r3 r4 r r r= Zjwk_clsr r r& �loadl s � zJWK.load)NN)NN)!�__name__� __module__� __qualname__�__doc__�type_field_namer r r9 r �__annotations__r r r rD r r r r r �int�boolr ZSHA256r Z HashAlgorithm�bytesr/ �abc�abstractmethodr2 � classmethodr> rH r r r r& r s: �( � � �� ��r )� metaclassc @ sl e Zd ZU dZdZdZdejfZe e d< e e e f d�dd�Z eee ef d d �d d ��Zd d�d d �ZdS )rB zSymmetric JWK.�octr? r" r r0 c C s dt �| j�iS )Nr" )r �encode_b64joser r$ r r r& �fields_to_partial_json� s z JWKOct.fields_to_partial_json��jobjr c C s | t �|d �d�S )Nr" r? )r �decode_b64jose�r< rZ r r r& �fields_from_json� s zJWKOct.fields_from_jsonc C s | S �Nr r$ r r r& r2 � s zJWKOct.public_keyN)rI rJ rK rL rC � __slots__r rM r rQ rN r r9 rX rT r r r] r2 r r r r& rB � s rB c s� e Zd ZU dZdZejejfZdZ de j dfZ e jjed< eedd�� fd d � Zeeed �d d ��Zeeed �dd��Zd d�dd�Zeeeef d d�dd��Zeeef d�dd�Z � Z S )�JWKRSAz�RSA JWK. :ivar key: :class:`~cryptography.hazmat.primitives.asymmetric.rsa.RSAPrivateKey` or :class:`~cryptography.hazmat.primitives.asymmetric.rsa.RSAPublicKey` wrapped in :class:`~josepy.util.ComparableRSAKey` ZRSAr? �e�nr N��args�kwargsr c s@ d|v r*t |d tj�s*t�|d �|d< t� j|i |�� d S �Nr )rE r �ComparableRSAKey�super�__init__�r% rd re �rF r r& ri � s zJWKRSA.__init__)r3 r c C s0 t |�� d�}t�|d �}t�|jd|d��S )zOEncode Base64urlUInt. :type data: long :rtype: unicode � �big�� byteorder�length)�max� bit_length�mathZceilr rW �to_bytes�r< r3 rp r r r& � _encode_param� s zJWKRSA._encode_paramc C sF z&t �|�}|st�� �tj|dd�W S ty@ t�� �Y n0 dS )�Decode Base64urlUInt.rm �ro N)r r[ r �DeserializationErrorrO � from_bytesr5 )r< r3 �binaryr r r& � _decode_param� s zJWKRSA._decode_paramr0 c C s t | �| j�� d�S )Nr? )�typer r2 r$ r r r& r2 � s zJWKRSA.public_keyrY c sD � �fdd�dD �\}}t j||d�}d�vr@� |�t� �d�S � ��d �}d�v s~d�v s~d �v s~d �v s~d �v s~d �v r�t�fd d�dD �� \}}}} } } tdd� | D ��r�t�d�| ���t� fdd�| D ��\}}}} } n6t � |||�\}}t � ||�}t � ||�} t � ||�} t � ||||| | |��t� �} � | d�S )Nc 3 s | ]}� � �| �V qd S r^ �r| �r! �xr\ r r& � <genexpr>� r( z*JWKRSA.fields_from_json.<locals>.<genexpr>�rb ra )ra rb �dr? �p�q�dp�dq�qiZothc 3 s | ]}� � |�V qd S r^ )�getr )rZ r r& r� � r( )r� r� r� r� r� c s s | ]}|d u r|V qd S r^ r )r! Zparamr r r& r� � r( z(Some private parameters are missing: {0}c 3 s | ]}� � t|��V qd S r^ )r| r9 r )r< r r& r� � r( )r ZRSAPublicNumbersr2 r r| �tupler r: r; Zrsa_recover_prime_factorsZ rsa_crt_dmp1Z rsa_crt_dmq1Z rsa_crt_iqmpZRSAPrivateNumbers� private_key) r< rZ rb ra �public_numbersr� r� r� r� r� r� � all_paramsr r r\ r& r] � sH �������" �zJWKRSA.fields_from_jsonc s~ t � jjtj�r*� j�� }|j|jd�}n>� j�� }� j� � �� }|j|j|j |j |j |j |j|jd�}� fdd�|�� D �S )Nr� )rb ra r� r� r� r� r� r� c s i | ]\}}|� � |��qS r )rv �r! r �valuer$ r r& r' r( z1JWKRSA.fields_to_partial_json.<locals>.<dictcomp>)rE r �_wrappedr � RSAPublicKeyr� rb ra �private_numbersr2 r� r� r� Zdmp1Zdmq1Ziqmpr, )r% Znumbers�params�private�publicr r$ r& rX s" � � z JWKRSA.fields_to_partial_json) rI rJ rK rL rC r r� Z RSAPrivateKeyr r_ r rM r �josepyr rg rN r ri rT rO r9 rv r| r2 r r] r rX � __classcell__r r rk r& r` � s 0r` c s e Zd ZU dZdZdZejejfZ de j ddfZ e jjed< eedd �� fd d � Zeeeed �d d��Zeeeeed�dd��Zeeed�dd��Zeeejd�dd��Zeejed�dd��Ze eef d�d d �Z ee eef d d �d d ��Z d d�d!d"�Z � Z!S )#�JWKECz�EC JWK. :ivar key: :class:`~cryptography.hazmat.primitives.asymmetric.ec.EllipticCurvePrivateKey` or :class:`~cryptography.hazmat.primitives.asymmetric.ec.EllipticCurvePublicKey` wrapped in :class:`~josepy.util.ComparableECKey` ZECr? �crvr� �yr Nrc c s@ d|v r*t |d tj�s*t�|d �|d< t� j|i |�� d S rf )rE r �ComparableECKeyrh ri rj rk r r& ri + s zJWKEC.__init__)r3 rp r c C s t �|jd|d��S )zlEncode Base64urlUInt. :type data: long :type key_size: long :rtype: unicode rm rn )r rW rt ru r r r& rv 0 s zJWKEC._encode_param)r3 �name� valid_lengthr c C sh zHt �|�}t|�|kr:t�d|� d|� dt|�� d���tj|dd�W S tyb t�� �Y n0 dS )rw zExpected parameter "z" to be z" bytes after base64-decoding; got z bytes insteadrm rx N)r r[ �lenr ry rO rz r5 )r< r3 r� r� r{ r r r& r| 9 s �� zJWKEC._decode_param)� curve_namer c C s0 |dkr dS |dkrdS |dkr$dS t �� �d S )NZ secp256r1�P-256Z secp384r1�P-384Z secp521r1�P-521)r �SerializationError)r< r� r r r& �_curve_name_to_crvG s zJWKEC._curve_name_to_crv)r� r c C s< |dkrt �� S |dkr t �� S |dkr0t �� S t�� �d S )Nr� r� r� )r � SECP256R1� SECP384R1� SECP521R1r ry )r< r� r r r& � _crv_to_curveQ s zJWKEC._crv_to_curve)�curver c C sB t |tj�rdS t |tj�r dS t |tj�r0dS td|� ���d S )N� �0 �B zUnexpected curve: )rE r r� r� r� r5 )r< r� r r r& �expected_length_for_curve\ s z JWKEC.expected_length_for_curver0 c s� i }t �jjtj�r �j�� � n>t �jjtj�rT�j�� }�j�� �� � |j |d< n t � d��� j |d< � j |d< � �fdd�|�� D �}��� jj�|d< |S )Nr� zRSupplied key is neither of type EllipticCurvePublicKey nor EllipticCurvePrivateKeyr� r� c s& i | ] \}}|�� |��� j���qS r )rv r� r� r� �r� r% r r& r' u s �z0JWKEC.fields_to_partial_json.<locals>.<dictcomp>r� )rE r r� r �EllipticCurvePublicKeyr� �EllipticCurvePrivateKeyr� r2 Z private_valuer r� r� r� r, r� r� r� )r% r� r� r r� r& rX f s" � �z JWKEC.fields_to_partial_jsonrY c s� � � �d �}� �|��� ��fdd�dD �\}}tj|||d�}d�vr\� |�t� �d�S � ��d d��}t�||��t� �}� |d�S )Nr� c 3 s | ]}� � �| |��V qd S r^ r~ )r! rb �r< Zexpected_lengthrZ r r& r� � r( z)JWKEC.fields_from_json.<locals>.<genexpr>)r� r� )r� r� r� r� r? ) r� r� r ZEllipticCurvePublicNumbersr2 r r| ZEllipticCurvePrivateNumbersr� )r< rZ r� r� r� r� r� r r r� r& r] | s zJWKEC.fields_from_jsonc C s8 t | jd�r| j�� }n| j�� �t� �}t| �|d�S )Nr2 r? )�hasattrr r2 r� r r} )r% r r r r& r2 � s zJWKEC.public_key)"rI rJ rK rL rC r_ r r� r� r r rM r r� r r� rN r ri rT rO r9 rv r| r� Z EllipticCurver� r� r rX r r] r2 r� r r rk r& r� s* r� )(rL rR r* Zloggingrs �typingr r r r r r r r r Zcryptography.exceptionsr7 Z cryptography.hazmat.backendsr Z cryptography.hazmat.primitivesr r Z)cryptography.hazmat.primitives.asymmetricr r Z josepy.utilr� r r r Z getLoggerrI r@ ZTypedJSONObjectWithFields�ABCMetar �registerrB r` r� r r r r& �<module> s& , qt
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