本文整理匯總了Python中cryptography.x509.UnsupportedGeneralNameType方法的典型用法代碼示例。如果您正苦於以下問題：Python x509.UnsupportedGeneralNameType方法的具體用法？Python x509.UnsupportedGeneralNameType怎麽用？Python x509.UnsupportedGeneralNameType使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類cryptography.x509的用法示例。
在下文中一共展示了x509.UnsupportedGeneralNameType方法的6個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: get_subj_alt_name
# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import UnsupportedGeneralNameType [as 別名]
def get_subj_alt_name(peer_cert):
"""
Given an PyOpenSSL certificate, provides all the subject alternative names.
"""
# Pass the cert to cryptography, which has much better APIs for this.
if hasattr(peer_cert, "to_cryptography"):
cert = peer_cert.to_cryptography()
else:
# This is technically using private APIs, but should work across all
# relevant versions before PyOpenSSL got a proper API for this.
cert = _Certificate(openssl_backend, peer_cert._x509)
# We want to find the SAN extension. Ask Cryptography to locate it (it's
# faster than looping in Python)
try:
ext = cert.extensions.get_extension_for_class(
x509.SubjectAlternativeName
).value
except x509.ExtensionNotFound:
# No such extension, return the empty list.
return []
except (x509.DuplicateExtension, UnsupportedExtension,
x509.UnsupportedGeneralNameType, UnicodeError) as e:
# A problem has been found with the quality of the certificate. Assume
# no SAN field is present.
log.warning(
"A problem was encountered with the certificate that prevented "
"urllib3 from finding the SubjectAlternativeName field. This can "
"affect certificate validation. The error was %s",
e,
)
return []
# We want to return dNSName and iPAddress fields. We need to cast the IPs
# back to strings because the match_hostname function wants them as
# strings.
# Sadly the DNS names need to be idna encoded and then, on Python 3, UTF-8
# decoded. This is pretty frustrating, but that's what the standard library
# does with certificates, and so we need to attempt to do the same.
# We also want to skip over names which cannot be idna encoded.
names = [
('DNS', name) for name in map(_dnsname_to_stdlib, ext.get_values_for_type(x509.DNSName))
if name is not None
]
names.extend(
('IP Address', str(name))
for name in ext.get_values_for_type(x509.IPAddress)
)
return names 示例2: get_subj_alt_name
# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import UnsupportedGeneralNameType [as 別名]
def get_subj_alt_name(peer_cert):
"""
Given an PyOpenSSL certificate, provides all the subject alternative names.
"""
# Pass the cert to cryptography, which has much better APIs for this.
if hasattr(peer_cert, "to_cryptography"):
cert = peer_cert.to_cryptography()
else:
# This is technically using private APIs, but should work across all
# relevant versions before PyOpenSSL got a proper API for this.
cert = _Certificate(openssl_backend, peer_cert._x509)
# We want to find the SAN extension. Ask Cryptography to locate it (it's
# faster than looping in Python)
try:
ext = cert.extensions.get_extension_for_class(x509.SubjectAlternativeName).value
except x509.ExtensionNotFound:
# No such extension, return the empty list.
return []
except (
x509.DuplicateExtension,
UnsupportedExtension,
x509.UnsupportedGeneralNameType,
UnicodeError,
) as e:
# A problem has been found with the quality of the certificate. Assume
# no SAN field is present.
log.warning(
"A problem was encountered with the certificate that prevented "
"urllib3 from finding the SubjectAlternativeName field. This can "
"affect certificate validation. The error was %s",
e,
)
return []
# We want to return dNSName and iPAddress fields. We need to cast the IPs
# back to strings because the match_hostname function wants them as
# strings.
# Sadly the DNS names need to be idna encoded and then, on Python 3, UTF-8
# decoded. This is pretty frustrating, but that's what the standard library
# does with certificates, and so we need to attempt to do the same.
# We also want to skip over names which cannot be idna encoded.
names = [
("DNS", name)
for name in map(_dnsname_to_stdlib, ext.get_values_for_type(x509.DNSName))
if name is not None
]
names.extend(
("IP Address", str(name)) for name in ext.get_values_for_type(x509.IPAddress)
)
return names 示例3: get_subj_alt_name
# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import UnsupportedGeneralNameType [as 別名]
def get_subj_alt_name(peer_cert):
"""Given an PyOpenSSL certificate, provides all the subject alternative names."""
# Pass the cert to cryptography, which has much better APIs for this.
if hasattr(peer_cert, "to_cryptography"):
cert = peer_cert.to_cryptography()
else:
# This is technically using private APIs, but should work across all
# relevant versions before PyOpenSSL got a proper API for this.
cert = _Certificate(openssl_backend, peer_cert._x509)
# We want to find the SAN extension. Ask Cryptography to locate it (it's
# faster than looping in Python)
try:
ext = cert.extensions.get_extension_for_class(
x509.SubjectAlternativeName
).value
except x509.ExtensionNotFound:
# No such extension, return the empty list.
return []
except (x509.DuplicateExtension,
x509.UnsupportedGeneralNameType, UnicodeError) as e:
# A problem has been found with the quality of the certificate. Assume
# no SAN field is present.
log.warning(
"A problem was encountered with the certificate that prevented "
"urllib3 from finding the SubjectAlternativeName field. This can "
"affect certificate validation. The error was %s",
e,
)
return []
# We want to return dNSName and iPAddress fields. We need to cast the IPs
# back to strings because the match_hostname function wants them as
# strings.
# Sadly the DNS names need to be idna encoded and then, on Python 3, UTF-8
# decoded. This is pretty frustrating, but that's what the standard library
# does with certificates, and so we need to attempt to do the same.
names = [
('DNS', _dnsname_to_stdlib(name))
for name in ext.get_values_for_type(x509.DNSName)
]
names.extend(
('IP Address', str(name))
for name in ext.get_values_for_type(x509.IPAddress)
)
return names 示例4: get_subj_alt_name
# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import UnsupportedGeneralNameType [as 別名]
def get_subj_alt_name(peer_cert):
"""
Given an PyOpenSSL certificate, provides all the subject alternative names.
"""
# Pass the cert to cryptography, which has much better APIs for this.
# This is technically using private APIs, but should work across all
# relevant versions until PyOpenSSL gets something proper for this.
cert = _Certificate(openssl_backend, peer_cert._x509)
# We want to find the SAN extension. Ask Cryptography to locate it (it's
# faster than looping in Python)
try:
ext = cert.extensions.get_extension_for_class(
x509.SubjectAlternativeName
).value
except x509.ExtensionNotFound:
# No such extension, return the empty list.
return []
except (x509.DuplicateExtension, x509.UnsupportedExtension,
x509.UnsupportedGeneralNameType, UnicodeError) as e:
# A problem has been found with the quality of the certificate. Assume
# no SAN field is present.
log.warning(
"A problem was encountered with the certificate that prevented "
"urllib3 from finding the SubjectAlternativeName field. This can "
"affect certificate validation. The error was %s",
e,
)
return []
# We want to return dNSName and iPAddress fields. We need to cast the IPs
# back to strings because the match_hostname function wants them as
# strings.
# Sadly the DNS names need to be idna encoded and then, on Python 3, UTF-8
# decoded. This is pretty frustrating, but that's what the standard library
# does with certificates, and so we need to attempt to do the same.
names = [
('DNS', _dnsname_to_stdlib(name))
for name in ext.get_values_for_type(x509.DNSName)
]
names.extend(
('IP Address', str(name))
for name in ext.get_values_for_type(x509.IPAddress)
)
return names 示例5: get_subj_alt_name
# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import UnsupportedGeneralNameType [as 別名]
def get_subj_alt_name(peer_cert):
"""
Given an PyOpenSSL certificate, provides all the subject alternative names.
"""
# Pass the cert to cryptography, which has much better APIs for this.
if hasattr(peer_cert, "to_cryptography"):
cert = peer_cert.to_cryptography()
else:
# This is technically using private APIs, but should work across all
# relevant versions before PyOpenSSL got a proper API for this.
cert = _Certificate(openssl_backend, peer_cert._x509)
# We want to find the SAN extension. Ask Cryptography to locate it (it's
# faster than looping in Python)
try:
ext = cert.extensions.get_extension_for_class(
x509.SubjectAlternativeName
).value
except x509.ExtensionNotFound:
# No such extension, return the empty list.
return []
except (x509.DuplicateExtension, x509.UnsupportedExtension,
x509.UnsupportedGeneralNameType, UnicodeError) as e:
# A problem has been found with the quality of the certificate. Assume
# no SAN field is present.
log.warning(
"A problem was encountered with the certificate that prevented "
"urllib3 from finding the SubjectAlternativeName field. This can "
"affect certificate validation. The error was %s",
e,
)
return []
# We want to return dNSName and iPAddress fields. We need to cast the IPs
# back to strings because the match_hostname function wants them as
# strings.
# Sadly the DNS names need to be idna encoded and then, on Python 3, UTF-8
# decoded. This is pretty frustrating, but that's what the standard library
# does with certificates, and so we need to attempt to do the same.
names = [
('DNS', _dnsname_to_stdlib(name))
for name in ext.get_values_for_type(x509.DNSName)
]
names.extend(
('IP Address', str(name))
for name in ext.get_values_for_type(x509.IPAddress)
)
return names 示例6: get_subj_alt_name
# 需要導入模塊: from cryptography import x509 [as 別名]
# 或者: from cryptography.x509 import UnsupportedGeneralNameType [as 別名]
def get_subj_alt_name(peer_cert):
"""
Given an PyOpenSSL certificate, provides all the subject alternative names.
"""
# Pass the cert to cryptography, which has much better APIs for this.
if hasattr(peer_cert, "to_cryptography"):
cert = peer_cert.to_cryptography()
else:
# This is technically using private APIs, but should work across all
# relevant versions before PyOpenSSL got a proper API for this.
cert = _Certificate(openssl_backend, peer_cert._x509)
# We want to find the SAN extension. Ask Cryptography to locate it (it's
# faster than looping in Python)
try:
ext = cert.extensions.get_extension_for_class(
x509.SubjectAlternativeName
).value
except x509.ExtensionNotFound:
# No such extension, return the empty list.
return []
except (x509.DuplicateExtension, UnsupportedExtension,
x509.UnsupportedGeneralNameType, UnicodeError) as e:
# A problem has been found with the quality of the certificate. Assume
# no SAN field is present.
log.warning(
"A problem was encountered with the certificate that prevented "
"urllib3 from finding the SubjectAlternativeName field. This can "
"affect certificate validation. The error was %s",
e,
)
return []
# We want to return dNSName and iPAddress fields. We need to cast the IPs
# back to strings because the match_hostname function wants them as
# strings.
# Sadly the DNS names need to be idna encoded and then, on Python 3, UTF-8
# decoded. This is pretty frustrating, but that's what the standard library
# does with certificates, and so we need to attempt to do the same.
names = [
('DNS', _dnsname_to_stdlib(name))
for name in ext.get_values_for_type(x509.DNSName)
]
names.extend(
('IP Address', str(name))
for name in ext.get_values_for_type(x509.IPAddress)
)
return names