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# Licensed under the LGPL: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html
# For details: https://github.com/PyCQA/astroid/blob/main/LICENSE
# Copyright (c) https://github.com/PyCQA/astroid/blob/main/CONTRIBUTORS.txt
"""Astroid hooks for the ssl library."""
from astroid import parse
from astroid.brain.helpers import register_module_extender
from astroid.const import PY38_PLUS, PY310_PLUS
from astroid.manager import AstroidManager
def _verifyflags_enum() -> str:
enum = """
class VerifyFlags(_IntFlag):
VERIFY_DEFAULT = 0
VERIFY_CRL_CHECK_LEAF = 1
VERIFY_CRL_CHECK_CHAIN = 2
VERIFY_X509_STRICT = 3
VERIFY_X509_TRUSTED_FIRST = 4"""
if PY310_PLUS:
enum += """
VERIFY_ALLOW_PROXY_CERTS = 5
VERIFY_X509_PARTIAL_CHAIN = 6
"""
return enum
def _options_enum() -> str:
enum = """
class Options(_IntFlag):
OP_ALL = 1
OP_NO_SSLv2 = 2
OP_NO_SSLv3 = 3
OP_NO_TLSv1 = 4
OP_NO_TLSv1_1 = 5
OP_NO_TLSv1_2 = 6
OP_NO_TLSv1_3 = 7
OP_CIPHER_SERVER_PREFERENCE = 8
OP_SINGLE_DH_USE = 9
OP_SINGLE_ECDH_USE = 10
OP_NO_COMPRESSION = 11
OP_NO_TICKET = 12
OP_NO_RENEGOTIATION = 13"""
if PY38_PLUS:
enum += """
OP_ENABLE_MIDDLEBOX_COMPAT = 14"""
return enum
def ssl_transform():
return parse(
"""
# Import necessary for conversion of objects defined in C into enums
from enum import IntEnum as _IntEnum, IntFlag as _IntFlag
from _ssl import OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_INFO, OPENSSL_VERSION
from _ssl import _SSLContext, MemoryBIO
from _ssl import (
SSLError, SSLZeroReturnError, SSLWantReadError, SSLWantWriteError,
SSLSyscallError, SSLEOFError,
)
from _ssl import CERT_NONE, CERT_OPTIONAL, CERT_REQUIRED
from _ssl import txt2obj as _txt2obj, nid2obj as _nid2obj
from _ssl import RAND_status, RAND_add, RAND_bytes, RAND_pseudo_bytes
try:
from _ssl import RAND_egd
except ImportError:
# LibreSSL does not provide RAND_egd
pass
from _ssl import (OP_ALL, OP_CIPHER_SERVER_PREFERENCE,
OP_NO_COMPRESSION, OP_NO_SSLv2, OP_NO_SSLv3,
OP_NO_TLSv1, OP_NO_TLSv1_1, OP_NO_TLSv1_2,
OP_SINGLE_DH_USE, OP_SINGLE_ECDH_USE)
from _ssl import (ALERT_DESCRIPTION_ACCESS_DENIED, ALERT_DESCRIPTION_BAD_CERTIFICATE,
ALERT_DESCRIPTION_BAD_CERTIFICATE_HASH_VALUE,
ALERT_DESCRIPTION_BAD_CERTIFICATE_STATUS_RESPONSE,
ALERT_DESCRIPTION_BAD_RECORD_MAC,
ALERT_DESCRIPTION_CERTIFICATE_EXPIRED,
ALERT_DESCRIPTION_CERTIFICATE_REVOKED,
ALERT_DESCRIPTION_CERTIFICATE_UNKNOWN,
ALERT_DESCRIPTION_CERTIFICATE_UNOBTAINABLE,
ALERT_DESCRIPTION_CLOSE_NOTIFY, ALERT_DESCRIPTION_DECODE_ERROR,
ALERT_DESCRIPTION_DECOMPRESSION_FAILURE,
ALERT_DESCRIPTION_DECRYPT_ERROR,
ALERT_DESCRIPTION_HANDSHAKE_FAILURE,
ALERT_DESCRIPTION_ILLEGAL_PARAMETER,
ALERT_DESCRIPTION_INSUFFICIENT_SECURITY,
ALERT_DESCRIPTION_INTERNAL_ERROR,
ALERT_DESCRIPTION_NO_RENEGOTIATION,
ALERT_DESCRIPTION_PROTOCOL_VERSION,
ALERT_DESCRIPTION_RECORD_OVERFLOW,
ALERT_DESCRIPTION_UNEXPECTED_MESSAGE,
ALERT_DESCRIPTION_UNKNOWN_CA,
ALERT_DESCRIPTION_UNKNOWN_PSK_IDENTITY,
ALERT_DESCRIPTION_UNRECOGNIZED_NAME,
ALERT_DESCRIPTION_UNSUPPORTED_CERTIFICATE,
ALERT_DESCRIPTION_UNSUPPORTED_EXTENSION,
ALERT_DESCRIPTION_USER_CANCELLED)
from _ssl import (SSL_ERROR_EOF, SSL_ERROR_INVALID_ERROR_CODE, SSL_ERROR_SSL,
SSL_ERROR_SYSCALL, SSL_ERROR_WANT_CONNECT, SSL_ERROR_WANT_READ,
SSL_ERROR_WANT_WRITE, SSL_ERROR_WANT_X509_LOOKUP, SSL_ERROR_ZERO_RETURN)
from _ssl import VERIFY_CRL_CHECK_CHAIN, VERIFY_CRL_CHECK_LEAF, VERIFY_DEFAULT, VERIFY_X509_STRICT
from _ssl import HAS_SNI, HAS_ECDH, HAS_NPN, HAS_ALPN
from _ssl import _OPENSSL_API_VERSION
from _ssl import PROTOCOL_SSLv23, PROTOCOL_TLSv1, PROTOCOL_TLSv1_1, PROTOCOL_TLSv1_2
from _ssl import PROTOCOL_TLS, PROTOCOL_TLS_CLIENT, PROTOCOL_TLS_SERVER
class AlertDescription(_IntEnum):
ALERT_DESCRIPTION_ACCESS_DENIED = 0
ALERT_DESCRIPTION_BAD_CERTIFICATE = 1
ALERT_DESCRIPTION_BAD_CERTIFICATE_HASH_VALUE = 2
ALERT_DESCRIPTION_BAD_CERTIFICATE_STATUS_RESPONSE = 3
ALERT_DESCRIPTION_BAD_RECORD_MAC = 4
ALERT_DESCRIPTION_CERTIFICATE_EXPIRED = 5
ALERT_DESCRIPTION_CERTIFICATE_REVOKED = 6
ALERT_DESCRIPTION_CERTIFICATE_UNKNOWN = 7
ALERT_DESCRIPTION_CERTIFICATE_UNOBTAINABLE = 8
ALERT_DESCRIPTION_CLOSE_NOTIFY = 9
ALERT_DESCRIPTION_DECODE_ERROR = 10
ALERT_DESCRIPTION_DECOMPRESSION_FAILURE = 11
ALERT_DESCRIPTION_DECRYPT_ERROR = 12
ALERT_DESCRIPTION_HANDSHAKE_FAILURE = 13
ALERT_DESCRIPTION_ILLEGAL_PARAMETER = 14
ALERT_DESCRIPTION_INSUFFICIENT_SECURITY = 15
ALERT_DESCRIPTION_INTERNAL_ERROR = 16
ALERT_DESCRIPTION_NO_RENEGOTIATION = 17
ALERT_DESCRIPTION_PROTOCOL_VERSION = 18
ALERT_DESCRIPTION_RECORD_OVERFLOW = 19
ALERT_DESCRIPTION_UNEXPECTED_MESSAGE = 20
ALERT_DESCRIPTION_UNKNOWN_CA = 21
ALERT_DESCRIPTION_UNKNOWN_PSK_IDENTITY = 22
ALERT_DESCRIPTION_UNRECOGNIZED_NAME = 23
ALERT_DESCRIPTION_UNSUPPORTED_CERTIFICATE = 24
ALERT_DESCRIPTION_UNSUPPORTED_EXTENSION = 25
ALERT_DESCRIPTION_USER_CANCELLED = 26
class SSLErrorNumber(_IntEnum):
SSL_ERROR_EOF = 0
SSL_ERROR_INVALID_ERROR_CODE = 1
SSL_ERROR_SSL = 2
SSL_ERROR_SYSCALL = 3
SSL_ERROR_WANT_CONNECT = 4
SSL_ERROR_WANT_READ = 5
SSL_ERROR_WANT_WRITE = 6
SSL_ERROR_WANT_X509_LOOKUP = 7
SSL_ERROR_ZERO_RETURN = 8
class VerifyMode(_IntEnum):
CERT_NONE = 0
CERT_OPTIONAL = 1
CERT_REQUIRED = 2
"""
+ _verifyflags_enum()
+ _options_enum()
)
register_module_extender(AstroidManager(), "ssl", ssl_transform)
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