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Removes hash/cipher configuration and changes AESGCM128 for CHACHA20POLY1305

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Updates tests accordingly
This commit is contained in:
Sergi Delgado Segura
2019-12-04 17:46:07 +01:00
parent c679d59451
commit f0150ce585
22 changed files with 78 additions and 351 deletions
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54
pisa/inspector.py
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@@ -37,10 +37,6 @@ class Inspector:
rcode, message = self.check_delta(appt.get("dispute_delta"))
if rcode == 0:
rcode, message = self.check_blob(appt.get("encrypted_blob"))
if rcode == 0:
rcode, message = self.check_cipher(appt.get("cipher"))
if rcode == 0:
rcode, message = self.check_hash_function(appt.get("hash_function"))
if rcode == 0:
rcode, message = self.check_appointment_signature(appt, signature, public_key)
@@ -68,7 +64,7 @@ class Inspector:
rcode = errors.APPOINTMENT_WRONG_FIELD_TYPE
message = "wrong locator data type ({})".format(type(locator))
elif len(locator) != 64:
elif len(locator) != 32:
rcode = errors.APPOINTMENT_WRONG_FIELD_SIZE
message = "wrong locator size ({})".format(len(locator))
# TODO: #12-check-txid-regexp
@@ -200,54 +196,6 @@ class Inspector:
return rcode, message
@staticmethod
def check_cipher(cipher):
message = None
rcode = 0
t = type(cipher)
if cipher is None:
rcode = errors.APPOINTMENT_EMPTY_FIELD
message = "empty cipher received"
elif t != str:
rcode = errors.APPOINTMENT_WRONG_FIELD_TYPE
message = "wrong cipher data type ({})".format(t)
elif cipher.upper() not in conf.SUPPORTED_CIPHERS:
rcode = errors.APPOINTMENT_CIPHER_NOT_SUPPORTED
message = "cipher not supported: {}".format(cipher)
if message is not None:
logger.error(message)
return rcode, message
@staticmethod
def check_hash_function(hash_function):
message = None
rcode = 0
t = type(hash_function)
if hash_function is None:
rcode = errors.APPOINTMENT_EMPTY_FIELD
message = "empty hash_function received"
elif t != str:
rcode = errors.APPOINTMENT_WRONG_FIELD_TYPE
message = "wrong hash_function data type ({})".format(t)
elif hash_function.upper() not in conf.SUPPORTED_HASH_FUNCTIONS:
rcode = errors.APPOINTMENT_HASH_FUNCTION_NOT_SUPPORTED
message = "hash_function not supported {}".format(hash_function)
if message is not None:
logger.error(message)
return rcode, message
@staticmethod
# Verifies that the appointment signature is a valid signature with public key
def check_appointment_signature(appointment, signature, pk_pem):