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:ivar alpn_selection: Hook to select negotiated ALPN protocol for
connection.
:ivar cert_selection: Hook to select certificate for connection. If given,
`certs` parameter would be ignored, and therefore must be empty.
N)�sockr& �method�alpn_selection�cert_selectionr c C sT || _ || _|| _|s"|s"td��|r2|r2td��|d u rJt|rD|ni �}|| _d S )Nz*Neither cert_selection or certs specified.z(Both cert_selection and certs specified.)r3 r5 r4 �
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:type connection: :class:`OpenSSL.Connection`
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d }~0 0 ||fW S |�� � Y n0 d S )Nz Performing handshake with %s)r3 �acceptr r? r4 r@ rA rB Z set_tlsext_servername_callbackrF r5 rC rO r1 Zset_accept_stater= r> � do_handshakerJ rK �close)r r3 �addr�contextZssl_sockrL r r r rP � s&
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�� }|�sLJ �|S )a Probe SNI server for SSL certificate.
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:param bytes host: Host to connect to.
:param int port: Port to connect to.
:param int timeout: Timeout in seconds.
:param method: See `OpenSSL.SSL.Context` for allowed values.
:param tuple source_address: Enables multi-path probing (selection
of source interface). See `socket.creation_connection` for more
info. Available only in Python 2.7+.
:param alpn_protocols: Protocols to request using ALPN.
:type alpn_protocols: `Sequence` of `bytes`
:raises acme.errors.Error: In case of any problems.
:returns: SSL certificate presented by the server.
:rtype: OpenSSL.crypto.X509
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�}|�|t�� �}|� t j j �S ) a� Generate a CSR containing domains or IPs as subjectAltNames.
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arguments.
:param buffer private_key_pem: Private key, in PEM PKCS#8 format.
:param list domains: List of DNS names to include in subjectAltNames of CSR.
:param bool must_staple: Whether to include the TLS Feature extension (aka
OCSP Must Staple: https://tools.ietf.org/html/rfc7633).
:param list ipaddrs: List of IPaddress(type ipaddress.IPv4Address or ipaddress.IPv6Address)
names to include in subbjectAltNames of CSR.
:returns: buffer PEM-encoded Certificate Signing Request.
N)�passwordzInvalid private key type: r zAAt least one of domains or ipaddrs parameter need to be not emptyc S s g | ]}t �|��qS r )r �DNSName��.0�dr r r �
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:param subject: Name of the x509 object, which may include Common Name
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:type exts: `cryptography.x509.Extensions`
:returns: List of DNS Subject Alternative Names and first Common Name
:rtype: `list` of `str`
c S s g | ]}t �t|j��qS r )�typing�castrM �value)rk �cr r r rm E s �z9get_names_from_subject_and_extensions.<locals>.<listcomp>r c s g | ]}|� d kr|�qS )r r rj �Zcnsr r rm U rn N)
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extensions)r� � cert_or_reqr r r � _pyopenssl_cert_or_req_all_namesX s �r� )r� r c C sB | � � j}z|�tj�}W n tjy2 g Y S 0 |j�tj�S )ay Get Subject Alternative Names from certificate or CSR using pyOpenSSL.
.. note:: Although this is `acme` internal API, it is used by
`letsencrypt`.
:param cert_or_req: Certificate or CSR.
:type cert_or_req: `OpenSSL.crypto.X509` or `OpenSSL.crypto.X509Req`.
:returns: A list of Subject Alternative Names that is DNS.
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dd| d�� |�|� |�|du �r8dn|� |�|� |�| � |�| d� |S )at Generate new self-signed certificate.
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:type extensions: `list` of `OpenSSL.crypto.X509Extension`
:type ips: `list` of (`ipaddress.IPv4Address` or `ipaddress.IPv6Address`)
If more than one domain is provided, all of the domains are put into
``subjectAltName`` X.509 extension and first domain is set as the
subject CN. If only one domain is provided no ``subjectAltName``
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