def test_save_and_load_from_seedhex_file(self):
sign_key_save = SigningKey.from_credentials("alice", "password",
ScryptParams())
sign_key_save.save_seedhex_file(TEST_FILE_PATH)
sign_key_load = SigningKey.from_seedhex_file(TEST_FILE_PATH)
self.assertEqual(sign_key_save.sk, sign_key_load.sk)
def test_encrypt_seal(self):
sign_key = SigningKey.from_credentials("alice", "password",
ScryptParams())
public_key = PublicKey(sign_key.pubkey)
message = "Hello world with utf-8 chars like éàè !"
encrypted_message = public_key.encrypt_seal(bytes(message, 'utf-8'))
decrypted_message = sign_key.decrypt_seal(encrypted_message)
self.assertEqual(message, decrypted_message.decode('utf-8'))
def test_get_verified_data(self):
sign_key = SigningKey.from_credentials("alice", "password", ScryptParams())
message = "Hello world with utf-8 chars like éàè !"
# Sign the message, the signed string is the message itself plus the
# signature
signed_message = sign_key.sign(bytes(message, 'utf-8')) # type: bytes
# Verify the message!
verifier = VerifyingKey(sign_key.pubkey)
verified_message = verifier.get_verified_data(signed_message)
self.assertEqual(message, verified_message.decode('utf-8'))
def auth_by_scrypt(ctx):
salt = getpass("Please enter your Scrypt Salt (Secret identifier): ")
password = getpass("Please enter your Scrypt password (masked): ")
if ctx.obj["AUTH_SCRYPT_PARAMS"]:
n, r, p = ctx.obj["AUTH_SCRYPT_PARAMS"].split(",")
if n.isnumeric() and r.isnumeric() and p.isnumeric():
n, r, p = int(n), int(r), int(p)
if n <= 0 or n > 65536 or r <= 0 or r > 512 or p <= 0 or p > 32:
message_exit(
"Error: the values of Scrypt parameters are not good")
scrypt_params = ScryptParams(n, r, p)
else:
message_exit("one of n, r or p is not a number")
else:
scrypt_params = None
try:
return SigningKey.from_credentials(salt, password, scrypt_params)
except ValueError as error:
message_exit(error)
def test_from_credentials(self):
sign_key = SigningKey.from_credentials("alice", "password",
ScryptParams())
verify_key = VerifyingKey(sign_key.pubkey)
self.assertEqual(verify_key.vk, sign_key.vk)