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More clean up

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This commit is contained in:
Sergi Delgado Segura
2019-10-07 15:25:40 +01:00
parent 4be506412e
commit d2a07d6519
4 changed files with 12 additions and 11 deletions
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15
pisa/encrypted_blob.py
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@@ -2,12 +2,14 @@ from hashlib import sha256
from binascii import unhexlify, hexlify
from cryptography.hazmat.primitives.ciphers.aead import AESGCM
from pisa import logging
class EncryptedBlob:
def __init__(self, data):
self.data = data
def decrypt(self, key, debug, logging):
def decrypt(self, key):
# master_key = H(tx_id | tx_id)
master_key = sha256(key + key).digest()
@@ -15,12 +17,11 @@ class EncryptedBlob:
sk = master_key[:16]
nonce = master_key[16:]
if debug:
logging.info("[Watcher] creating new blob")
logging.info("[Watcher] master key: {}".format(hexlify(master_key).decode()))
logging.info("[Watcher] sk: {}".format(hexlify(sk).decode()))
logging.info("[Watcher] nonce: {}".format(hexlify(nonce).decode()))
logging.info("[Watcher] encrypted_blob: {}".format(self.data))
logging.info("[Watcher] creating new blob")
logging.info("[Watcher] master key: {}".format(hexlify(master_key).decode()))
logging.info("[Watcher] sk: {}".format(hexlify(sk).decode()))
logging.info("[Watcher] nonce: {}".format(hexlify(nonce).decode()))
logging.info("[Watcher] encrypted_blob: {}".format(self.data))
# Decrypt
aesgcm = AESGCM(sk)