Python源码示例：cryptography.x509.PrecertPoison()
示例1
def _create_x509_extension(self, handlers, extension):
if isinstance(extension.value, x509.UnrecognizedExtension):
value = _encode_asn1_str_gc(self, extension.value.value)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.TLSFeature):
asn1 = encode_der(
SEQUENCE,
*[
encode_der(INTEGER, encode_der_integer(x.value))
for x in extension.value
]
)
value = _encode_asn1_str_gc(self, asn1)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.PrecertPoison):
value = _encode_asn1_str_gc(self, encode_der(NULL))
return self._create_raw_x509_extension(extension, value)
else:
try:
encode = handlers[extension.oid]
except KeyError:
raise NotImplementedError(
'Extension not supported: {}'.format(extension.oid)
)
ext_struct = encode(self, extension.value)
nid = self._lib.OBJ_txt2nid(
extension.oid.dotted_string.encode("ascii")
)
backend.openssl_assert(nid != self._lib.NID_undef)
return self._lib.X509V3_EXT_i2d(
nid, 1 if extension.critical else 0, ext_struct
)
示例2
def _create_x509_extension(self, handlers, extension):
if isinstance(extension.value, x509.UnrecognizedExtension):
value = _encode_asn1_str_gc(self, extension.value.value)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.TLSFeature):
asn1 = encode_der(
SEQUENCE,
*[
encode_der(INTEGER, encode_der_integer(x.value))
for x in extension.value
]
)
value = _encode_asn1_str_gc(self, asn1)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.PrecertPoison):
value = _encode_asn1_str_gc(self, encode_der(NULL))
return self._create_raw_x509_extension(extension, value)
else:
try:
encode = handlers[extension.oid]
except KeyError:
raise NotImplementedError(
'Extension not supported: {}'.format(extension.oid)
)
ext_struct = encode(self, extension.value)
nid = self._lib.OBJ_txt2nid(
extension.oid.dotted_string.encode("ascii")
)
backend.openssl_assert(nid != self._lib.NID_undef)
return self._lib.X509V3_EXT_i2d(
nid, 1 if extension.critical else 0, ext_struct
)
示例3
def _create_x509_extension(self, handlers, extension):
if isinstance(extension.value, x509.UnrecognizedExtension):
value = _encode_asn1_str_gc(self, extension.value.value)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.TLSFeature):
asn1 = encode_der(
SEQUENCE,
*[
encode_der(INTEGER, encode_der_integer(x.value))
for x in extension.value
]
)
value = _encode_asn1_str_gc(self, asn1)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.PrecertPoison):
value = _encode_asn1_str_gc(self, encode_der(NULL))
return self._create_raw_x509_extension(extension, value)
else:
try:
encode = handlers[extension.oid]
except KeyError:
raise NotImplementedError(
'Extension not supported: {}'.format(extension.oid)
)
ext_struct = encode(self, extension.value)
nid = self._lib.OBJ_txt2nid(
extension.oid.dotted_string.encode("ascii")
)
backend.openssl_assert(nid != self._lib.NID_undef)
return self._lib.X509V3_EXT_i2d(
nid, 1 if extension.critical else 0, ext_struct
)
示例4
def __init__(self, value=None):
super().__init__(value=value)
if self.critical is not True:
raise ValueError('PrecertPoison must always be marked as critical')
示例5
def test_critical(self):
with self.assertRaisesRegex(ValueError, r'^PrecertPoison must always be marked as critical$'):
PrecertPoison({'critical': False})
示例6
def _create_x509_extension(self, handlers, extension):
if isinstance(extension.value, x509.UnrecognizedExtension):
value = _encode_asn1_str_gc(self, extension.value.value)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.TLSFeature):
asn1 = _Integers([x.value for x in extension.value]).dump()
value = _encode_asn1_str_gc(self, asn1)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.PrecertPoison):
asn1 = asn1crypto.core.Null().dump()
value = _encode_asn1_str_gc(self, asn1)
return self._create_raw_x509_extension(extension, value)
else:
try:
encode = handlers[extension.oid]
except KeyError:
raise NotImplementedError(
'Extension not supported: {}'.format(extension.oid)
)
ext_struct = encode(self, extension.value)
nid = self._lib.OBJ_txt2nid(
extension.oid.dotted_string.encode("ascii")
)
backend.openssl_assert(nid != self._lib.NID_undef)
return self._lib.X509V3_EXT_i2d(
nid, 1 if extension.critical else 0, ext_struct
)
示例7
def _create_x509_extension(self, handlers, extension):
if isinstance(extension.value, x509.UnrecognizedExtension):
value = _encode_asn1_str_gc(self, extension.value.value)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.TLSFeature):
asn1 = _Integers([x.value for x in extension.value]).dump()
value = _encode_asn1_str_gc(self, asn1)
return self._create_raw_x509_extension(extension, value)
elif isinstance(extension.value, x509.PrecertPoison):
asn1 = asn1crypto.core.Null().dump()
value = _encode_asn1_str_gc(self, asn1)
return self._create_raw_x509_extension(extension, value)
else:
try:
encode = handlers[extension.oid]
except KeyError:
raise NotImplementedError(
'Extension not supported: {}'.format(extension.oid)
)
ext_struct = encode(self, extension.value)
nid = self._lib.OBJ_txt2nid(
extension.oid.dotted_string.encode("ascii")
)
backend.openssl_assert(nid != self._lib.NID_undef)
return self._lib.X509V3_EXT_i2d(
nid, 1 if extension.critical else 0, ext_struct
)
