def load_pem_private_key(
data: bytes,
password: typing.Optional[bytes],
backend: typing.Any = None,
) -> PRIVATE_KEY_TYPES:
from cryptography.hazmat.backends.openssl.backend import backend as ossl
return ossl.load_pem_private_key(data, password)
def test_very_long_pem_serialization_password(self):
password = "******" * 1024
with pytest.raises(ValueError):
load_vectors_from_file(
os.path.join("asymmetric", "Traditional_OpenSSL_Serialization", "key1.pem"),
lambda pemfile: (backend.load_pem_private_key(pemfile.read().encode(), password)),
)
def test_very_long_pem_serialization_password(self):
password = "******" * 1024
with pytest.raises(ValueError):
load_vectors_from_file(
os.path.join("asymmetric", "Traditional_OpenSSL_Serialization",
"key1.pem"),
lambda pemfile: (backend.load_pem_private_key(
pemfile.read().encode(), password)))
def _load_keys(self, private_key, private_key_password, public_key):
""" used to load keys"""
private_key_bytes = private_key.encode() # to bytes
private_key_password_bytes = private_key_password.encode()
public_key_bytes = public_key.encode()
self.private_key = backend.load_pem_private_key(
private_key_bytes, private_key_password_bytes)
self.public_key = backend.load_pem_public_key(public_key_bytes)
