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ASN.1 type classes for X.509 certificates. Exports the following items:
- Attributes()
- Certificate()
- Extensions()
- GeneralName()
- GeneralNames()
- Name()
Other type classes are defined that help compose the types listed above.
� )�unicode_literals�division�absolute_import�print_function)�idnaN� )�unwrap)�
iri_to_uri�
uri_to_iri)� OrderedDict)� type_name�str_cls�
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GeneralString� IA5String�Integer�Null�
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SequenceOf�Set�SetOf�
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�DNSNamer � c C s
| |k S )N� )�self�otherr3 r3 �@/opt/alt/python37/lib/python3.7/site-packages/asn1crypto/x509.py�__ne__J s zDNSName.__ne__c C s& t |t�sdS | �� �� |�� �� kS )z�
Equality as defined by https://tools.ietf.org/html/rfc5280#section-7.2
:param other:
Another DNSName object
:return:
A boolean
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Sets the value of the DNS name
:param value:
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�URIc C sL t |t�s"ttdt| �t|����|| _t|�| _d| _| j dkrHd| _ dS )zb
Sets the value of the string
:param value:
A unicode string
zK
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r? r r rC r rD rE rF )r4 rG r3 r3 r6 rI | s
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URI.__ne__c C s" t |t�sdS t| j�t|j�kS )z�
Equality as defined by https://tools.ietf.org/html/rfc5280#section-7.4
:param other:
Another URI object
:return:
A boolean
F)r8 rM r �native)r4 r5 r3 r3 r6 r; � s
z
URI.__eq__c C s, | j dkrdS | jdkr&t| �� �| _| jS )z7
:return:
A unicode string
N� )rD rC r
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zURI.__unicode__N)rJ rK rL rI r7 r; r9 r3 r3 r3 r6 rM z s rM c @ sN e Zd ZdZdZedd� �Zejdd� �Zdd� Zdd � Z d
d � Z
d d
� Z dS )� EmailAddressNFc C s | j S )z`
:return:
A byte string of the DER-encoded contents of the sequence
)� _contents)r4 r3 r3 r6 rD � s zEmailAddress.contentsc C s d| _ || _dS )ze
:param value:
A byte string of the DER-encoded contents of the sequence
FN)� _normalizedrR )r4 rG r3 r3 r6 rD � s c C s� t |t�s"ttdt| �t|����|�d�dkrZ|�dd�\}}|�d�d |�d� }n
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Sets the value of the string
:param value:
A unicode string
zK
%s value must be a unicode string, not %s
�@���r �ascii� @r TNr> )
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r? r r �find�rsplitrA rS rC rD rE rF )r4 rG �mailbox�hostnamerH r3 r3 r6 rI � s
zEmailAddress.setc C s^ | j dkrX| �� }|�d�dkr.|�d�| _ n*|�dd�\}}|�d�d |�d� | _ | j S )z7
:return:
A unicode string
NrW rU rV r rT r )rC rP rX �decoderY )r4 rD rZ r[ r3 r3 r6 r9 � s
zEmailAddress.__unicode__c C s
| |k S )Nr3 )r4 r5 r3 r3 r6 r7 � s zEmailAddress.__ne__c C s� t |t�sdS | js | �| j� |js2|�|j� | j�d�dksR|j�d�dkr^| j|jkS |j�dd�\}}| j�dd�\}}||kr�dS |�� |�� kr�dS dS )z�
Equality as defined by https://tools.ietf.org/html/rfc5280#section-7.5
:param other:
Another EmailAddress object
:return:
A boolean
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other_mailboxZother_hostnamerZ r[ r3 r3 r6 r; � s
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� IPAddressNc C s t td���dS )z?
This method is not applicable to IP addresses
z=
IP address values can not be parsed
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ValueErrorr )r4 �specZ spec_paramsr3 r3 r6 �parse s zIPAddress.parsec
C sT t |t�s"ttdt| �t|����|}|�d�dk}d}|rv|�dd�}|d }t|d �}|dk rvttdt| ����|�d�dkr�t j
}|dkr�ttd t| ����d}n$t j }|d
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t| d��}d|d t |� | }|| _t||�| | _| j| _d| _| jd k�rPd | _dS )z�
Sets the value of the object
:param value:
A unicode string containing an IPv4 address, IPv4 address with CIDR,
an IPv6 address or IPv6 address with CIDR
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�/rU r r zT
%s value contains a CIDR range less than 0
�:� z�
%s value contains a CIDR range bigger than 128, the maximum
value for an IPv6 address
� z�
%s value contains a CIDR range bigger than 32, the maximum
value for an IPv4 address
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:return:
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:param other:
Another IPAddress object
:return:
A boolean
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G r_ c @ s" e Zd ZdefdedeifgZdS )� Attribute�type�valuesra N)rJ rK rL r r% r �_fieldsr3 r3 r3 r6 r| � s r| c @ s e Zd ZeZdS )�
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not_before�implicitr T)�tag_type�tag�optional� not_afterr N)rJ rK rL r r r3 r3 r3 r6 r� � s r� c @ s4 e Zd ZdefdefdefdefdefdefgZ dS )�DirectoryString�teletex_string�printable_stringZuniversal_string� utf8_string�
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serial_number� country_name�
locality_name�state_or_province_name�street_address�organization_name�organizational_unit_name�title�business_category� postal_code�telephone_number�name�
given_name�initials�generation_qualifier�unique_identifier� dn_qualifier� pseudonym�organization_identifier�
email_address�incorporation_locality� incorporation_state_or_province�incorporation_country�domain_component�name_distinguisher)z2.5.4.3z2.5.4.4z2.5.4.5z2.5.4.6z2.5.4.7z2.5.4.8z2.5.4.9z2.5.4.10z2.5.4.11z2.5.4.12z2.5.4.15z2.5.4.17z2.5.4.20z2.5.4.41z2.5.4.42z2.5.4.43z2.5.4.44z2.5.4.45z2.5.4.46z2.5.4.65z2.5.4.97z1.2.840.113549.1.9.1z1.3.6.1.4.1.311.60.2.1.1z1.3.6.1.4.1.311.60.2.1.2z1.3.6.1.4.1.311.60.2.1.3z0.9.2342.19200300.100.1.25z0.2.262.1.10.7.20c C s4 | � |�}|| jkr"| j�|�}n
t| j�}||fS )z�
Returns an ordering value for a particular attribute key.
Unrecognized attributes and OIDs will be sorted lexically at the end.
:return:
An orderable value.
)�map�preferred_order�indexrq )�cls� attr_nameZordinalr3 r3 r6 �preferred_ordinal s
zNameType.preferred_ordinalc C sH ddddddddd d
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ddddddddddddddd �� | j| j�S ) zZ
:return:
A human-friendly unicode string to display to users
z Common NameZSurnamez
Serial Number�CountryZLocalityzState/ProvincezStreet AddressZ OrganizationzOrganizational UnitZTitlezBusiness Categoryz Postal CodezTelephone Number�Namez
Given NameZInitialszGeneration QualifierzUnique Identifierz DN QualifierZ Pseudonymz
Email AddresszIncorporation Localityz Incorporation State/ProvincezIncorporation CountryzDomain ComponentzName DistinguisherzOrganization Identifier)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� )�getrN )r4 r3 r3 r6 �human_friendly& s8 zNameType.human_friendlyN) rJ rK rL r� r� � classmethodr� r] r� r3 r3 r3 r6 r� � sn r� c @ s� e Zd ZdefdefgZdZeeeeeeeeeeeeeeeeee eee
eeee eed�Z dZ
edd� �Zdd � Zd
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� ZdS )�NameTypeAndValuer} rG )r} rG )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� Nc C s" | j dkr | �| d j�| _ | j S )z�
Returns the value after being processed by the internationalized string
preparation as specified by RFC 5280
:return:
A unicode string
NrG )�_prepped�_ldap_string_preprN )r4 r3 r3 r6 �
prepped_valueu s
z NameTypeAndValue.prepped_valuec C s
| |k S )Nr3 )r4 r5 r3 r3 r6 r7 � s zNameTypeAndValue.__ne__c C s2 t |t�sdS |d j| d jkr&dS |j| jkS )z�
Equality as defined by https://tools.ietf.org/html/rfc5280#section-7.1
:param other:
Another NameTypeAndValue object
:return:
A boolean
Fr} )r8 r� rN r� )r4 r5 r3 r3 r6 r; � s
zNameTypeAndValue.__eq__c C s� t �dd|�}t �dd|�}tjdkr6t �dd|�}nt �dd|�}t �dd|�}|�d d�}t �d
d|�}d�ttj|��}t �
d |�}x�|D ]�}t� |�r�t t
d ���t�|�r�t t
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d���t�|��rt t
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d���q�W d}d}x0|D ](}t�|��r@d}nt�|��r*d}�q*W |�r�t�|d �}t�|d �}|�s�|�r�|�s�t t
d���dt �dd|��� d }|S )a"
Implements the internationalized string preparation algorithm from
RFC 4518. https://tools.ietf.org/html/rfc4518#section-2
:param string:
A unicode string to prepare
:return:
A prepared unicode string, ready for comparison
u [᠆͏᠋-᠍️-]+rO u [
]� i�� u �[�-�]|�[�-�]|u [--]u? [ -- -------]+u u [ -
-
]�NFKCzc
X.509 Name objects may not contain unassigned code points
z�
X.509 Name objects may not contain change display or
zzzzdeprecated characters
zc
X.509 Name objects may not contain private use characters
zf
X.509 Name objects may not contain non-character code points
zb
X.509 Name objects may not contain surrogate code points
u �zf
X.509 Name objects may not contain the replacement character
FTr rU z{
X.509 Name object contains a malformed bidirectional
sequence
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r� c @ s< e Zd ZeZedd� �Zdd� Zdd� Zdd� Z d d
� Z
d S ) �RelativeDistinguishedNamec C sD g }| � | �}x*t|�� �D ]}|�d||| f � q W d�|�S )zb
:return:
A unicode string that can be used as a dict key or in a set
z%s: %s� )� _get_values�sorted�keys�appendr� )r4 �outputr~ �keyr3 r3 r6 �hashable s
z"RelativeDistinguishedName.hashablec C s
| |k S )Nr3 )r4 r5 r3 r3 r6 r7 s z RelativeDistinguishedName.__ne__c C s| t |t�sdS t| �t|�kr"dS | �| �}| �|�}||krBdS | �| �}| �|�}x |D ]}|| || kr\dS q\W dS )z�
Equality as defined by https://tools.ietf.org/html/rfc5280#section-7.1
:param other:
Another RelativeDistinguishedName object
:return:
A boolean
FT)r8 r� rq �
_get_typesr� )r4 r5 Z
self_typesZ other_typesZ self_valuesZ other_valuesZ
type_name_r3 r3 r6 r; s
z RelativeDistinguishedName.__eq__c C s t dd� |D ��S )z�
Returns a set of types contained in an RDN
:param rdn:
A RelativeDistinguishedName object
:return:
A set object with unicode strings of NameTypeAndValue type field
values
c S s g | ]}|d j �qS )r} )rN )�.0�ntvr3 r3 r6 �
<listcomp>H s z8RelativeDistinguishedName._get_types.<locals>.<listcomp>)rI )r4 �rdnr3 r3 r6 r� < s z$RelativeDistinguishedName._get_typesc s i � � fdd�|D � � S )a$
Returns a dict of prepped values contained in an RDN
:param rdn:
A RelativeDistinguishedName object
:return:
A dict object with unicode strings of NameTypeAndValue value field
values that have been prepped for comparison
c s$ g | ] }� � |d j|jfg��qS )r} )�updaterN r� )r� r� )r� r3 r6 r� W s z9RelativeDistinguishedName._get_values.<locals>.<listcomp>r3 )r4 r� r3 )r� r6 r� J s z%RelativeDistinguishedName._get_valuesN) rJ rK rL r� r� r] r� r7 r; r� r� r3 r3 r3 r6 r� s r� c @ s, e Zd ZeZedd� �Zdd� Zdd� ZdS )� RDNSequencec C s d� dd� | D ��S )zb
:return:
A unicode string that can be used as a dict key or in a set
� c s s | ] }|j V qd S )N)r� )r� r� r3 r3 r6 � <genexpr>h s z'RDNSequence.hashable.<locals>.<genexpr>)r� )r4 r3 r3 r6 r� ^ s
zRDNSequence.hashablec C s
| |k S )Nr3 )r4 r5 r3 r3 r6 r7 j s zRDNSequence.__ne__c C sL t |t�sdS t| �t|�kr"dS x$t| �D ]\}}|| |kr,dS q,W dS )z�
Equality as defined by https://tools.ietf.org/html/rfc5280#section-7.1
:param other:
Another RDNSequence object
:return:
A boolean
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zRDNSequence.__eq__N) rJ rK rL r� r� r] r� r7 r; r3 r3 r3 r6 r� [ s r� c @ s� e Zd ZdefgZdZdZdZeddd��Z e
dd� �Z dd � Z d
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dd� �Ze
dd� �ZdS )r� rO NFc C s� g }|sd}t }nd}t}tt|�� dd� d��}x�|�� D ]�\}}t�|�}|dkr`t|�}nF|dkrrt|�}n4|t dd d
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Creates a Name object from a dict of unicode string keys and values.
The keys should be from NameType._map, or a dotted-integer OID unicode
string.
:param name_dict:
A dict of name information, e.g. {"common_name": "Will Bond",
"country_name": "US", "organization": "Codex Non Sufficit LC"}
:param use_printable:
A bool - if PrintableString should be used for encoding instead of
UTF8String. This is for backwards compatiblity with old software.
:return:
An x509.Name object
r� r� c S s t �| d �S )Nr )r� r� )�itemr3 r3 r6 �<lambda>� r> z Name.build.<locals>.<lambda>)r� r� r� r� r� r� )r� rG )r} rG rO )r) r! r r� �itemsr� r� rQ r1 rI r� r� r� r� r� ) r� Z name_dictZ
use_printableZrdnsZ
encoding_nameZencoding_class�attribute_nameZattribute_valuerG r3 r3 r6 �build� s8
z
Name.buildc C s | j jS )zb
:return:
A unicode string that can be used as a dict key or in a set
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Name.hashablec C s
t | j�S )N)rq r� )r4 r3 r3 r6 �__len__� s z Name.__len__c C s
| |k S )Nr3 )r4 r5 r3 r3 r6 r7 � s z Name.__ne__c C s t |t�sdS | j|jkS )z�
Equality as defined by https://tools.ietf.org/html/rfc5280#section-7.1
:param other:
Another Name object
:return:
A boolean
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z Name.__eq__c C s� | j d kr�t� | _ xr| jjD ]f}x`|D ]X}|d }|| j krp| j | }t|t�s`|g }| j |< |�|d � q&|d | j |< q&W q W | j S )Nr} rG )rr r r� rN r8 �listr� )r4 r� �type_val�
field_name�existingr3 r3 r6 rN � s
z Name.nativec C s | j dk�rt� }d}x`| jD ]V}xP|D ]H}|d j}|}||krd|| g||< || �|d � q(|d ||< q(W q W g }|�� }|dkr�tt|��}x0|D ](}|| } | �| �}
|�d||
f � q�W d} x |D ]} | � d�dkr�d } P q�W | s�d
nd }
|
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|ddd� �| _ | j S ) zg
:return:
A human-friendly unicode string containing the parts of the name
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last_fieldr� r� r� Zto_joinr� r� rG Z native_valueZ has_comma�element� separatorr3 r3 r6 r� � s6
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Recursively serializes data compiled from the RDNSequence
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An Asn1Value object, or a list of Asn1Value objects
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A unicode string
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zName._recursive_humanizec C s$ | j dkr t�| �� ��� | _ | j S )zZ
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The SHA1 hash of the DER-encoded bytes of this name
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The SHA-256 hash of the DER-encoded bytes of this name
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z Name.sha256)F)rJ rK rL r� r� r� r� r� r� r� r] r� r� r7 r; rN r� r� r� r� r3 r3 r3 r6 r� � s
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Sets common named extensions to private attributes and creates a list
of critical extensions
r� r� r� z _%s_valuer� r� TN)rI �_critical_extensionsrN �hasattr�setattr�parsed�add�_processed_extensions)r4 � extensionr� r� r3 r3 r6 �_set_extensionsP s
zCertificate._set_extensionsc C s | j s| �� | jS )z�
Returns a set of the names (or OID if not a known extension) of the
extensions marked as critical
:return:
A set of unicode strings
)r� r� r� )r4 r3 r3 r6 �critical_extensionsb s
z Certificate.critical_extensionsc C s | j s| �� | jS )z�
This extension is used to contain additional identification attributes
about the subject.
:return:
None or an Attributes object
)r� r� �_key_identifier_value)r4 r3 r3 r6 �"subject_directory_attributes_valuep s
z.Certificate.subject_directory_attributes_valuec C s | j s| �� | jS )z�
This extension is used to help in creating certificate validation paths.
It contains an identifier that should generally, but is not guaranteed
to, be unique.
:return:
None or an OctetString object
)r� r� r� )r4 r3 r3 r6 �key_identifier_value~ s z Certificate.key_identifier_valuec C s | j s| �� | jS )z�
This extension is used to define the purpose of the public key
contained within the certificate.
:return:
None or a KeyUsage
)r� r� �_key_usage_value)r4 r3 r3 r6 �key_usage_value� s
zCertificate.key_usage_valuec C s | j s| �� | jS )aT
This extension allows for additional names to be associate with the
subject of the certificate. While it may contain a whole host of
possible names, it is usually used to allow certificates to be used
with multiple different domain names.
:return:
None or a GeneralNames object
)r� r� �_subject_alt_name_value)r4 r3 r3 r6 �subject_alt_name_value� s z"Certificate.subject_alt_name_valuec C s | j s| �� | jS )z�
This extension allows associating one or more alternative names with
the issuer of the certificate.
:return:
None or an x509.GeneralNames object
)r� r� �_issuer_alt_name_value)r4 r3 r3 r6 �issuer_alt_name_value� s
z!Certificate.issuer_alt_name_valuec C s | j s| �� | jS )a'
This extension is used to determine if the subject of the certificate
is a CA, and if so, what the maximum number of intermediate CA certs
after this are, before an end-entity certificate is found.
:return:
None or a BasicConstraints object
)r� r� �_basic_constraints_value)r4 r3 r3 r6 �basic_constraints_value� s z#Certificate.basic_constraints_valuec C s | j s| �� | jS )z�
This extension is used in CA certificates, and is used to limit the
possible names of certificates issued.
:return:
None or a NameConstraints object
)r� r� �_name_constraints_value)r4 r3 r3 r6 �name_constraints_value� s
z"Certificate.name_constraints_valuec C s | j s| �� | jS )z�
This extension is used to help in locating the CRL for this certificate.
:return:
None or a CRLDistributionPoints object
extension
)r� r� � _crl_distribution_points_value)r4 r3 r3 r6 � crl_distribution_points_value� s
z)Certificate.crl_distribution_points_valuec C s | j s| �� | jS )a;
This extension defines policies in CA certificates under which
certificates may be issued. In end-entity certificates, the inclusion
of a policy indicates the issuance of the certificate follows the
policy.
:return:
None or a CertificatePolicies object
)r� r� �_certificate_policies_value)r4 r3 r3 r6 �certificate_policies_value� s z&Certificate.certificate_policies_valuec C s | j s| �� | jS )z�
This extension allows mapping policy OIDs to other OIDs. This is used
to allow different policies to be treated as equivalent in the process
of validation.
:return:
None or a PolicyMappings object
)r� r� �_policy_mappings_value)r4 r3 r3 r6 �policy_mappings_value� s z!Certificate.policy_mappings_valuec C s | j s| �� | jS )z�
This extension helps in identifying the public key with which to
validate the authenticity of the certificate.
:return:
None or an AuthorityKeyIdentifier object
)r� r� � _authority_key_identifier_value)r4 r3 r3 r6 � authority_key_identifier_value s
z*Certificate.authority_key_identifier_valuec C s | j s| �� | jS )z�
This extension is used to control if policy mapping is allowed and
when policies are required.
:return:
None or a PolicyConstraints object
)r� r� �_policy_constraints_value)r4 r3 r3 r6 �policy_constraints_value s
z$Certificate.policy_constraints_valuec C s | j s| �� | jS )z�
This extension is used to help locate any available delta CRLs
:return:
None or an CRLDistributionPoints object
)r� r� �_freshest_crl_value)r4 r3 r3 r6 �freshest_crl_value s z Certificate.freshest_crl_valuec C s | j s| �� | jS )z�
This extension is used to prevent mapping of the any policy to
specific requirements
:return:
None or a Integer object
)r� r� �_inhibit_any_policy_value)r4 r3 r3 r6 �inhibit_any_policy_value, s
z$Certificate.inhibit_any_policy_valuec C s | j s| �� | jS )z�
This extension is used to define additional purposes for the public key
beyond what is contained in the basic constraints.
:return:
None or an ExtKeyUsageSyntax object
)r� r� �_extended_key_usage_value)r4 r3 r3 r6 �extended_key_usage_value: s
z$Certificate.extended_key_usage_valuec C s | j s| �� | jS )z�
This extension is used to locate the CA certificate used to sign this
certificate, or the OCSP responder for this certificate.
:return:
None or an AuthorityInfoAccessSyntax object
)r� r� �#_authority_information_access_value)r4 r3 r3 r6 �"authority_information_access_valueH s
z.Certificate.authority_information_access_valuec C s | j s| �� | jS )z�
This extension is used to access information about the subject of this
certificate.
:return:
None or a SubjectInfoAccessSyntax object
)r� r� �!_subject_information_access_value)r4 r3 r3 r6 � subject_information_access_valueV s
z,Certificate.subject_information_access_valuec C s | j s| �� | jS )z�
This extension is used to list the TLS features a server must respond
with if a client initiates a request supporting them.
:return:
None or a Features object
)r� r� �_tls_feature_value)r4 r3 r3 r6 �tls_feature_valued s
z Certificate.tls_feature_valuec C s | j s| �� | jS )a-
This extension is used on certificates of OCSP responders, indicating
that revocation information for the certificate should never need to
be verified, thus preventing possible loops in path validation.
:return:
None or a Null object (if present)
)r� r� �_ocsp_no_check_value)r4 r3 r3 r6 �ocsp_no_check_valuer s z Certificate.ocsp_no_check_valuec C s
| d j S )zE
:return:
A byte string of the signature
r� )rN )r4 r3 r3 r6 r� � s zCertificate.signaturec C s
| d j S )zj
:return:
A unicode string of "rsassa_pkcs1v15", "rsassa_pss", "dsa", "ecdsa"
r� )�signature_algo)r4 r3 r3 r6 r� � s zCertificate.signature_algoc C s
| d j S )z�
:return:
A unicode string of "md2", "md5", "sha1", "sha224", "sha256",
"sha384", "sha512", "sha512_224", "sha512_256"
r� )� hash_algo)r4 r3 r3 r6 r� � s zCertificate.hash_algoc C s | d d S )zT
:return:
The PublicKeyInfo object for this certificate
r� r� r3 )r4 r3 r3 r6 �
public_key� s zCertificate.public_keyc C s | d d S )zZ
:return:
The Name object for the subject of this certificate
r� r� r3 )r4 r3 r3 r6 r� � s zCertificate.subjectc C s | d d S )zY
:return:
The Name object for the issuer of this certificate
r� r� r3 )r4 r3 r3 r6 r� � s zCertificate.issuerc C s | d d j S )zT
:return:
An integer of the certificate's serial number
r� r� )rN )r4 r3 r3 r6 r� � s zCertificate.serial_numberc C s | j s
dS | j jS )z�
:return:
None or a byte string of the certificate's key identifier from the
key identifier extension
N)r� rN )r4 r3 r3 r6 rR � s zCertificate.key_identifierc C s. | j dkr(| jjd t| j��d� | _ | j S )z�
:return:
A byte string of the SHA-256 hash of the issuer concatenated with
the ascii character ":", concatenated with the serial number as
an ascii string
N� :rV )�_issuer_serialr� r� r
r� rA )r4 r3 r3 r6 �
issuer_serial� s
zCertificate.issuer_serialc C s | j s
dS | j d jS )z�
:return:
None or a byte string of the key_identifier from the authority key
identifier extension
NrR )r� rN )r4 r3 r3 r6 r� � s z$Certificate.authority_key_identifierc C sj | j dkrd| j}|r^|d jr^| jd d j}|�� }| jd j}|jd t|��d� | _ nd| _ | j S )a;
:return:
None or a byte string of the SHA-256 hash of the isser from the
authority key identifier extension concatenated with the ascii
character ":", concatenated with the serial number from the
authority key identifier extension as an ascii string
FrS r rT r� rV N)�_authority_issuer_serialr� rN r� Zuntagr� r
rA )r4 Zakivr� Zauthority_serialr3 r3 r6 �authority_issuer_serial� s
z#Certificate.authority_issuer_serialc C s | j dkr| �| j�| _ | j S )z�
Returns complete CRL URLs - does not include delta CRLs
:return:
A list of zero or more DistributionPoint objects
N)�_crl_distribution_points�!_get_http_crl_distribution_pointsr� )r4 r3 r3 r6 r� � s
z#Certificate.crl_distribution_pointsc C s | j dkr| �| j�| _ | j S )z�
Returns delta CRL URLs - does not include complete CRLs
:return:
A list of zero or more DistributionPoint objects
N)� _delta_crl_distribution_pointsr� r� )r4 r3 r3 r6 � delta_crl_distribution_points s
z)Certificate.delta_crl_distribution_pointsc C sd g }|dkrg S xN|D ]F}|d }|t kr,q|jdkr8qx"|jD ]}|jdkr@|�|� q@W qW |S )a?
Fetches the DistributionPoint object for non-relative, HTTP CRLs
referenced by the certificate
:param crl_distribution_points:
A CRLDistributionPoints object to grab the DistributionPoints from
:return:
A list of zero or more DistributionPoint objects
Nr^ rW rH )r+ r� r� r� )r4 r� r� r^ Zdistribution_point_namer` r3 r3 r6 r� s
z-Certificate._get_http_crl_distribution_pointsc C sh | j s
g S g }xT| j D ]J}|d jdkr|d }|jdkr<q|j}|�� dd� dkr|�|� qW |S )zx
:return:
A list of zero or more unicode strings of the OCSP URLs for this
cert
rz rx r{ rH r r� zhttp://)r� rN r� r: r� )r4 r� �entry�locationra r3 r3 r6 � ocsp_urls7 s
zCertificate.ocsp_urlsc C s� | j dkr�g | _ | jrLx�| jD ](}|jdkr |j| j kr | j �|j� q W nXt�d�}xL| jjD ]@}x:|D ]2}|d jdkrj|d j}|� |�rj| j �|� qjW q`W | j S )z�
:return:
A list of unicode strings of valid domain names for the certificate.
Wildcard certificates will have a domain in the form: *.example.com
NrE zE^(\*\.)?(?:[a-zA-Z0-9](?:[a-zA-Z0-9\-]*[a-zA-Z0-9])?\.)+[a-zA-Z]{2,}$r} r� rG )
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:return:
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NrI )�
_valid_ipsr� r� r� rN )r4 r` r3 r3 r6 � valid_ipsp s
zCertificate.valid_ipsc C s | j o| j d jS )zW
:return;
A boolean - if the certificate is marked as a CA
rN )r� rN )r4 r3 r3 r6 rN � s zCertificate.cac C s | j s
dS | jd jS )zT
:return;
None or an integer of the maximum path length
NrP )rN r� rN )r4 r3 r3 r6 �max_path_length� s zCertificate.max_path_lengthc C s | j dkr| j| jk| _ | j S )zx
:return:
A boolean - if the certificate is self-issued, as defined by RFC
5280
N)� _self_issuedr� r� )r4 r3 r3 r6 � self_issued� s
zCertificate.self_issuedc C sJ | j dkrDd| _ | jrD| jr>| js*d| _ qD| j| jkrDd| _ nd| _ | j S )a�
:return:
A unicode string of "yes", "no" or "maybe". The "maybe" result will
be returned if the certificate does not contain a key identifier
extension, but is issued by the subject. In this case the
certificate signature will need to be verified using the subject
public key to determine a "yes" or "no" answer.
N�no�yes�maybe)� _self_signedr� rR r� )r4 r3 r3 r6 � self_signed� s
zCertificate.self_signedc C s$ | j dkr t�| �� ��� | _ | j S )zk
:return:
The SHA-1 hash of the DER-encoded bytes of this complete certificate
N)r� r� r� r� r� )r4 r3 r3 r6 r� � s
zCertificate.sha1c C s d� dd� t| j�D ��S )z�
:return:
A unicode string of the SHA-1 hash, formatted using hex encoding
with a space between each pair of characters, all uppercase
r� c s s | ]}d | V qdS )z%02XNr3 )r� �cr3 r3 r6 r� � s z/Certificate.sha1_fingerprint.<locals>.<genexpr>)r� r r� )r4 r3 r3 r6 �sha1_fingerprint� s z Certificate.sha1_fingerprintc C s$ | j dkr t�| �� ��� | _ | j S )zy
:return:
The SHA-256 hash of the DER-encoded bytes of this complete
certificate
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Check if a domain name or IP address is valid according to the
certificate
:param domain_ip:
A unicode string of a domain name or IP address
:return:
A boolean - if the domain or IP is valid for the certificate
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domain_ip must be a unicode string, not %s
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r? r r rA r\ r: rX r� r� r� rl rq �_is_wildcard_domain�_is_wildcard_matchr� rn rp ro r0 )r4 Z domain_ipZencoded_domain_ipZis_ipv6Zis_ipv4Z is_domain�
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Checks if a domain is a valid wildcard according to
https://tools.ietf.org/html/rfc6125#section-6.4.3
:param domain:
A unicode string of the domain name, where any U-labels from an IDN
have been converted to A-labels
:return:
A boolean - if the domain is a valid wildcard domain
�*r Fr< r rU rx zxn--T)�countr: rl rX )r4 �domain�labelsr3 r3 r6 r�
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Determines if the labels in a domain are a match for labels from a
wildcard valid domain name
:param domain_labels:
A list of unicode strings, with A-label form for IDNs, of the labels
in the domain name to check
:param valid_domain_labels:
A list of unicode strings, with A-label form for IDNs, of the labels
in a wildcard domain pattern
:return:
A boolean - if the domain matches the valid domain
r r NFr� T�^z.*�$)r� r� r� r� )r4 r� r� Zfirst_domain_labelZother_domain_labelsZwildcard_labelZother_valid_domain_labelsZwildcard_regexr3 r3 r6 r� <
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