def encode_private_key(
key: ec.EllipticCurvePrivateKeyWithSerialization) -> bytes:
return key.private_bytes(
encoding=serialization.Encoding.PEM,
format=serialization.PrivateFormat.TraditionalOpenSSL,
encryption_algorithm=serialization.NoEncryption(),
)
def get_private_key_bytes(
private_key: ec.EllipticCurvePrivateKeyWithSerialization,
encoding: Encoding = Encoding.DER,
format: PrivateFormat = PrivateFormat.PKCS8,
encryption_algorithm: KeySerializationEncryption = NoEncryption()
) -> bytes:
""" Returns the bytes from a cryptography ec.EllipticCurvePrivateKey
"""
return private_key.private_bytes(encoding=encoding,
format=format,
encryption_algorithm=encryption_algorithm)
def encode_key(key: ec.EllipticCurvePrivateKeyWithSerialization) -> str:
""" Returns the key as a PEM formatted string """
return key.private_bytes(
encoding=serialization.Encoding.PEM,
format=serialization.PrivateFormat.PKCS8,
encryption_algorithm=serialization.NoEncryption()).decode("ascii")
def get_node_tls_key_pem(
key: ec.EllipticCurvePrivateKeyWithSerialization) -> str:
b = key.private_bytes(encoding=serialization.Encoding.PEM,
format=serialization.PrivateFormat.PKCS8,
encryption_algorithm=serialization.NoEncryption())
return b.decode('ascii')
def serialize_key(key: EllipticCurvePrivateKeyWithSerialization) -> str:
return key.private_bytes(Encoding.PEM, PrivateFormat.TraditionalOpenSSL,
NoEncryption()).decode("utf-8")