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fcf0cd0a80
linkchecker/linkcheck/httputil.py:31: CryptographyDeprecationWarning: Properties that return a naïve datetime object have been deprecated. Please switch to not_valid_after_utc.
53 lines
1.9 KiB
Python
53 lines
1.9 KiB
Python
# Copyright (C) 2005-2014 Bastian Kleineidam
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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def x509_to_dict(x509):
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"""Parse a x509 pyopenssl object to a dictionary with keys
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subject, subjectAltName and optional notAfter.
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"""
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from cryptography.x509 import DNSName, SubjectAlternativeName
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crypto_cert = x509.to_cryptography()
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ext = crypto_cert.extensions.get_extension_for_class(SubjectAlternativeName)
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res = {
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'subject': ((('commonName', x509.get_subject().CN),),),
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'subjectAltName': [
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('DNS', value) for value in ext.value.get_values_for_type(DNSName)]
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}
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try:
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# cryptography >= 42.0.0
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notAfter = crypto_cert.not_valid_after_utc
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except AttributeError:
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notAfter = crypto_cert.not_valid_after
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if notAfter is not None:
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res['notAfter'] = notAfter.strftime('%b %d %H:%M:%S %Y GMT')
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return res
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def get_content_type(headers):
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"""
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Get the MIME type from the Content-Type header value, or
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'application/octet-stream' if not found.
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@return: MIME type
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@rtype: string
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"""
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ptype = headers.get('Content-Type', 'application/octet-stream')
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if ";" in ptype:
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# split off not needed extension info
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ptype = ptype.split(';')[0]
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return ptype.strip().lower()
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