77 lines
3.1 KiB
Diff
77 lines
3.1 KiB
Diff
diff -urN pyghmi/lower-constraints.txt pyghmi-wheezy/lower-constraints.txt
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--- pyghmi/lower-constraints.txt 2018-08-30 09:41:36.771908238 -0400
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+++ pyghmi-wheezy/lower-constraints.txt 2019-02-08 14:27:21.322413226 -0500
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@@ -1,5 +1,4 @@
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coverage===4.0
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-cryptography===2.1
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fixtures===3.0.0
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openstackdocstheme==1.18.1
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oslotest===3.2.0
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diff -urN pyghmi/pyghmi/ipmi/private/session.py pyghmi-wheezy/pyghmi/ipmi/private/session.py
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--- pyghmi/pyghmi/ipmi/private/session.py 2019-02-08 14:26:57.039077089 -0500
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+++ pyghmi-wheezy/pyghmi/ipmi/private/session.py 2019-02-08 14:28:35.048397582 -0500
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@@ -28,8 +28,8 @@
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import threading
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-from cryptography.hazmat.backends import default_backend
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-from cryptography.hazmat.primitives.ciphers import algorithms, Cipher, modes
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+from Cryptodome.Cipher import AES
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+
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import pyghmi.exceptions as exc
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from pyghmi.ipmi.private import constants
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@@ -309,10 +309,6 @@
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# can do something like reassign our threading and select modules
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socketchecking = None
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- # Maintain single Cryptography backend for all IPMI sessions (seems to be
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- # thread-safe)
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- _crypto_backend = default_backend()
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-
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@classmethod
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def _cleanup(cls):
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for sesskey in list(cls.bmc_handlers):
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@@ -872,14 +868,9 @@
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iv = os.urandom(16)
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message += iv
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payloadtocrypt = bytes(payload + _aespad(payload))
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- crypter = Cipher(
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- algorithm=algorithms.AES(self.aeskey),
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- mode=modes.CBC(iv),
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- backend=self._crypto_backend
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- )
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- encryptor = crypter.encryptor()
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- message += encryptor.update(payloadtocrypt
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- ) + encryptor.finalize()
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+ crypter = AES.new(self.aeskey, AES.MODE_CBC, iv)
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+ crypted = crypter.encrypt(payloadtocrypt)
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+ message += crypted
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else: # no confidetiality algorithm
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message.append(psize & 0xff)
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message.append(psize >> 8)
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@@ -1366,14 +1357,9 @@
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payload = data[16:16 + psize]
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if encrypted:
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iv = data[16:32]
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- crypter = Cipher(
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- algorithm=algorithms.AES(self.aeskey),
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- mode=modes.CBC(bytes(iv)),
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- backend=self._crypto_backend
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- )
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- decryptor = crypter.decryptor()
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- payload = bytearray(decryptor.update(bytes(payload[16:])
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- ) + decryptor.finalize())
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+ decrypter = AES.new(self.aeskey, AES.MODE_CBC, iv)
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+ decrypted = decrypter.decrypt(payload[16:])
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+ payload = bytearray(decrypted)
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padsize = payload[-1] + 1
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payload = payload[:-padsize]
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if ptype == 0:
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diff -urN pyghmi/requirements.txt pyghmi-wheezy/requirements.txt
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--- pyghmi/requirements.txt 2018-08-15 08:43:19.779309677 -0400
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+++ pyghmi-wheezy/requirements.txt 2019-02-08 14:27:21.322413226 -0500
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@@ -1 +1 @@
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-cryptography>=2.1 # BSD/Apache-2.0
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+pycryptodomex>=2.6
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