components/openstack/heat/patches/02-nopycrypto.patch
author Devjani Ray <devjani.ray@oracle.com>
Fri, 20 May 2016 17:42:29 -0400
branchs11u3-sru
changeset 6035 c9748fcc32de
parent 4072 components/openstack/heat/patches/04-nopycrypto.patch@db0cec748ec0
child 6850 f8d3bc724af7
permissions -rw-r--r--
PSARC 2015/535 OpenStack service updates for Kilo PSARC 2015/458 aioeventlet - asyncio event loop scheduling callbacks in eventlet PSARC 2015/460 msgpack - C/Python bindings for MessagePack (de)serializer data PSARC 2015/466 openstackclient - OpenStack Command-line Client PSARC 2015/467 oslo.versionedobjects - Oslo Versioned Objects library PSARC 2015/468 pint - A physical quantities module PSARC 2015/469 pysaml2 - A pure Python implementation of SAML2 PSARC 2015/471 semantic_version - A library implementing the 'SemVer' scheme PSARC 2015/472 testresources - PyUnit extension for managing expensive test resources PSARC 2015/473 testscenarios - Extensions to Python unittest to support scenarios PSARC 2015/474 trollius - Port of the Tulip project (asyncio module, PEP 3156) on Python 2 PSARC 2015/475 urllib3 - HTTP library with thread-safe connection pooling, file post, and more PSARC 2015/520 oslo.concurrency - Oslo Concurrency library PSARC 2015/521 oslo.log - Oslo Logging Configuration library PSARC 2015/529 oslo.policy - Oslo Policy library PSARC 2015/530 psutil - Python system and process utilities PSARC 2015/538 fixtures - Python module to support reusable state for writing clean tests PSARC 2015/539 sqlparse - An SQL parser module for Python PSARC 2016/017 extras - Useful extra utilities for Python PSARC 2016/018 linecache2 - Port of the standard linecache module PSARC 2016/019 python-mimeparse - Basic functions for parsing mime-types PSARC 2016/020 testtools - Extensions to the Python unit testing framework PSARC 2016/021 traceback2 - Port of the standard traceback module PSARC 2016/014 OpenStack Cinder NFS driver for Solaris PSARC/2016/010 cloudbase-init: Portable cloud image initialization PSARC/2016/130 Solaris OpenStack Puppet Extensions PSARC/2016/172 Making OpenStack Nova's image cache sharable PSARC/2016/001 OpenStack Puppet Modules PSARC/2016/016 Rename/Refactor Puppet and Puppet Module Packages PSARC/2015/368 Common Puppet Modules PSARC 2015/357 OpenStack Nova support for kernel zone suspend/resume 22384068 OpenStack service updates for Kilo (Umbrella) 23205460 Fix for 23192887 breaks Juno to Kilo upgrade with instances and floating IPs 23192887 Upgrade from Juno to Kilo fails (neutron-upgrade) due to typo 22878181 Neutron database tables not upgraded properly from Juno to Kilo schema 22935140 Kilo upgrade adds deprecated settings for rabbit and qpid 22935039 Kilo upgrade conf file migration errors 23027746 Metadata access broken with too many networks 23040216 extra zfssa_ prefix in the zfssa_iscsi.pp backend manifest 22992961 Update saz-memcached to 2.8.1 22992956 Update puppetlabs-stdlib to 4.11.0 22992951 Update puppetlabs-ntp to 4.1.2 22992946 Update puppetlabs-mysql to 3.6.2 22992926 Update puppetlabs-apache to 1.8.1 22992933 Update puppetlabs-inifile to 1.4.3 22999085 apache puppet module doesn't support ssl on Solaris 22985076 neutron_network provider always sets --shared on new networks 22813139 add zfssa cinder puppet modules 22902222 add NFS cinder puppet modules 22918553 update vpnaas and l3 agent puppet modules 22902853 Neutron/VPNaaS needs a workaround for 22902761 22827759 nova-compute still trips over itself when rad:local restarts 20990774 nova image cache bloats clone archives to godzilla size 22750945 Revert resize same host branded zones results in error status 18733958 nova tried to create x86 instance on SPARC 22220227 failure to apply zonecfg in attach_volume can leave debris in zonecfg 22935198 puppetlabs-mysql should define basedir in params.pp 22911268 Update puppetlabs-rabbitmq to 5.3.1 22852949 problem in PYTHON-MOD/DJANGO 22852962 problem in PYTHON-MOD/DJANGO 22819808 target_provision_state should not be set to AVAILABLE 22491714 Request to integrate OpenStack Puppet modules 22713569 nova-conductor doesn't handle RPC timeout during live-migration well 22695176 Miscellaneous package cleanup for Kilo 22694904 Some of the OpenStack patches can be cleaned up 22694680 Dependencies in several OpenStack service packages can be improved 22694592 Several configuration files should be more aligned with the upstream 22575858 problem in SERVICE/SWIFT 22047789 puppet package name and dependencies are confusing 22664785 Puppet module files should be owned by puppet 21460057 Add cloudbase-init to Solaris 21974208 The Python module msgpack should be added to Userland 22010630 The Python trollius module should be added to Userland 22011755 The Python module pint should be added to Userland 22012256 The Python aioeventlet module should be added to Userland 22012282 The Python oslo.versionedobjects module should be added to Userland 22012317 The Python semantic_version module should be added to Userland 22012321 The Python testresources module should be added to Userland 22012329 The Python testscenarios module should be added to Userland 22012336 The Python urllib3 module should be added to Userland 22012343 The Python openstackclient module should be added to Userland 22299389 The Python oslo.concurrency module should be added to Userland 22299409 The Python oslo.log module should be added to Userland 22299418 The Python oslo.policy module should be added to Userland 22299469 The Python psutil module should be added to Userland 22337793 The Python sqlparse module should be added to Userland 22338325 The Python fixtures module should be added to Userland 22535728 The Python testtools module should be added to Userland 22535739 The Python extras module should be added to Userland 22535748 The Python linecache2 module should be added to Userland 22535753 The Python traceback2 module should be added to Userland 22535760 The Python python-mimeparse module should be added to Userland 18961001 Image filtering does not function as expected 21678935 NFS for Cinder in Solaris OpenStack 22548630 derived manifest should not enforce presence of global when installing from UAR 22629795 problem in SERVICE/KEYSTONE 22151922 zones_suspend_path needs update based on post-PSARC discussion 21660603 passlib dependency needs to be added to Nova 22188197 puppetlabs-rabbitmq needs a patch to handle rabbitmqadmin 21756542 problem in SERVICE/SWIFT 21978756 addrconf addresses must be created for stateless and slaac Neutron subnets 21978743 ndpd.conf entries are incorrectly formatted for IPv6 subnets 21919000 neutron-dhcp-agent and neutron-server have timing issues 21918991 database times out when attempting various actions 21682493 Neutron fails due to mysql transaction locks when creating multiple instances 22024767 Remove annoying "Arguments dropped when creating context" logging 21691386 Request to integrate common puppet modules into Userland 21630128 Neutron needs to support updating subnet DNS configuration 21761279 Driver erroneously includes trailing space in zone.install() arguments 21438537 After update, openstack/keystone/keystone-token-flush not running 21630538 Nova driver should support suspend/resume 21542088 VM's display_name is used instead of hostname to set the hostname for VM 19774239 Nova should support setting the Admin Password 21439855 Console SMF instance remains after nova instance is deleted 21348400 Issues encountered via unit testing 21341088 Parsing manifest/profiles fails if multiple criteria present 21303465 edit image window has no ZFS disk format option 21091598 ceilometerclient's Makefile needs to point to its own PROJECT_URL 21164329 saharaclient COMPONENT_BUGDB points to the wrong subcomponent 20431382 keystone should include a periodic token cleanup job 21299660 enable no-gateway check box now that we support it 21135855 Enable gateway-less external networks 20230409 remove _get_zone_auto_install_state from driver.py 21022556 optional dependencies on rabbitmq need work in OpenStack services 22568587 heat denial of service through template-validate 22157556 RabbitMQ Warning: Mochiweb enabled and Erlang version 17
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In-house removal of PyCrypto dependency in Heat. This patch is
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Solaris-specific and not suitable for upstream.
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--- heat-2015.1.2/heat/common/crypt.py.~1~	2015-10-13 09:51:53.000000000 -0700
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+++ heat-2015.1.2/heat/common/crypt.py	2016-01-28 00:39:30.968509417 -0800
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@@ -13,7 +13,6 @@
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 import base64
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-from Crypto.Cipher import AES
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 from oslo_config import cfg
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 from heat.openstack.common.crypto import utils
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@@ -59,9 +58,11 @@ def heat_decrypt(auth_info):
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     if auth_info is None:
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         return None
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     auth = base64.b64decode(auth_info)
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-    iv = auth[:AES.block_size]
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-    cipher = AES.new(cfg.CONF.auth_encryption_key[:32], AES.MODE_CFB, iv)
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-    res = cipher.decrypt(auth[AES.block_size:])
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+    iv = auth[:16]
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+    cipher = Cipher(alg='aes_256_cfb', key=cfg.CONF.auth_encryption_key[:32],
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+                    iv=iv, op=0)
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+    padded = cipher.update(auth[16:])
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+    res = padded + cipher.final()
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     return res
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--- heat-2015.1.2/heat/openstack/common/crypto/utils.py.~1~	2015-10-13 09:51:50.000000000 -0700
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+++ heat-2015.1.2/heat/openstack/common/crypto/utils.py	2016-01-28 00:39:30.935927064 -0800
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@@ -27,8 +27,8 @@
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 import base64
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-from Crypto.Hash import HMAC
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-from Crypto import Random
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+from M2Crypto import EVP
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+from M2Crypto import Rand
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 from oslo_utils import importutils
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 import six
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@@ -36,6 +36,24 @@ from heat.openstack.common._i18n import
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 bchr = six.int2byte
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+# Provide a mapping between the names of hash types used by PyCrypto to
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+# their digest sizes and the corresponding algorithm name used by
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+# M2Crypto/OpenSSL.
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+hashmap = {
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+    'SHA224':   (28, 'sha224'),
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+    'SHA256':   (32, 'sha256'),
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+    'SHA384':   (48, 'sha384'),
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+    'SHA512':   (64, 'sha512')
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+}
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+
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+# Provide a mapping between the length of a key and the algorithm name
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+# used by M2Crypto/OpenSSL.
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+algomap = {
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+    16:         'aes_128_cbc',
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+    24:         'aes_192_cbc',
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+    32:         'aes_256_cbc'
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+}
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+
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 class CryptoutilsException(Exception):
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     """Generic Exception for Crypto utilities."""
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@@ -52,6 +70,33 @@ class CipherBlockLengthTooBig(Cryptoutil
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         super(CryptoutilsException, self).__init__(message)
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+class CipherKeyLengthInvalid(CryptoutilsException):
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+    """The encryption key length is invalid for AES-CBC."""
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+
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+    def __init__(self, keylen):
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+        msg = _("Encryption key length of %d is invalid for AES-CBC.")
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+        message = msg % keylen
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+        super(CryptoutilsException, self).__init__(message)
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+
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+
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+class CipherTypeNotSupported(CryptoutilsException):
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+    """The encryption cipher type is not supported."""
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+
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+    def __init__(self, enctype):
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+        msg = _("Encryption cipher type %s is not supported")
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+        message = msg % enctype
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+        super(CryptoutilsException, self).__init__(message)
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+
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+
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+class HashTypeNotSupported(CryptoutilsException):
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    90
+    """The message authentication hash function is not supported."""
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    91
+
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+    def __init__(self, hashtype):
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    93
+        msg = _("Message authentication hash function %s is not supported")
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    94
+        message = msg % hashtype
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    95
+        super(CryptoutilsException, self).__init__(message)
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    96
+
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    97
+
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    98
 class HKDFOutputLengthTooLong(CryptoutilsException):
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    99
     """The amount of Key Material asked is too much."""
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   100
 
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@@ -68,8 +113,10 @@ class HKDF(object):
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   102
     """
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   103
 
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     def __init__(self, hashtype='SHA256'):
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-        self.hashfn = importutils.import_module('Crypto.Hash.' + hashtype)
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   106
-        self.max_okm_length = 255 * self.hashfn.digest_size
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   107
+        if hashtype not in hashmap:
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   108
+            raise HashTypeNotSupported(hashtype)
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   109
+        (self.digest_size, self.algo) = hashmap[hashtype]
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+        self.max_okm_length = 255 * self.digest_size
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diff changeset
   111
 
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   112
     def extract(self, ikm, salt=None):
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   113
         """An extract function that can be used to derive a robust key given
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   114
@@ -80,9 +127,9 @@ class HKDF(object):
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         :param salt: optional salt value (a non-secret random value)
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   116
         """
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   117
         if salt is None:
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   118
-            salt = b'\x00' * self.hashfn.digest_size
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+            salt = b'\x00' * self.digest_size
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   120
 
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-        return HMAC.new(salt, ikm, self.hashfn).digest()
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+        return EVP.hmac(salt, ikm, self.algo)
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   123
 
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     def expand(self, prk, info, length):
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         """An expand function that will return arbitrary length output that can
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@@ -96,12 +143,12 @@ class HKDF(object):
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   127
         if length > self.max_okm_length:
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             raise HKDFOutputLengthTooLong(length, self.max_okm_length)
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   129
 
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   130
-        N = (length + self.hashfn.digest_size - 1) // self.hashfn.digest_size
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   131
+        N = (length + self.digest_size - 1) // self.digest_size
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   132
 
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   133
         okm = b""
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   134
         tmp = b""
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   135
         for block in range(1, N + 1):
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-            tmp = HMAC.new(prk, tmp + info + bchr(block), self.hashfn).digest()
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+            tmp = EVP.hmac(prk, tmp + info + bchr(block), self.algo)
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   138
             okm += tmp
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   139
 
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   140
         return okm[:length]
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@@ -121,11 +168,15 @@ class SymmetricCrypto(object):
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   142
     """
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   143
 
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     def __init__(self, enctype='AES', hashtype='SHA256'):
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-        self.cipher = importutils.import_module('Crypto.Cipher.' + enctype)
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   146
-        self.hashfn = importutils.import_module('Crypto.Hash.' + hashtype)
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   147
+        if enctype != 'AES':
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   148
+            raise CipherTypeNotSupported(enctype)
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   149
+        if hashtype not in hashmap:
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   150
+            raise HashTypeNotSupported(hashtype)
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   151
+        self.algo = hashmap[hashtype][1]
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   152
+        self.block_size = 16
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   153
 
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     def new_key(self, size):
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-        return Random.new().read(size)
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   156
+        return Rand.rand_bytes(size)
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   157
 
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   158
     def encrypt(self, key, msg, b64encode=True):
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   159
         """Encrypt the provided msg and returns the cyphertext optionally
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   160
@@ -142,19 +193,14 @@ class SymmetricCrypto(object):
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   161
 
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   162
         :returns enc: a block of encrypted data.
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   163
         """
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   164
-        iv = Random.new().read(self.cipher.block_size)
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   165
-        cipher = self.cipher.new(key, self.cipher.MODE_CBC, iv)
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   166
-
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   167
-        # CBC mode requires a fixed block size. Append padding and length of
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   168
-        # padding.
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   169
-        if self.cipher.block_size > MAX_CB_SIZE:
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   170
-            raise CipherBlockLengthTooBig(self.cipher.block_size, MAX_CB_SIZE)
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   171
-        r = len(msg) % self.cipher.block_size
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   172
-        padlen = self.cipher.block_size - r - 1
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   173
-        msg += b'\x00' * padlen
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   174
-        msg += bchr(padlen)
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   175
+        keylen = len(key)
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   176
+        if keylen not in algomap:
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   177
+            raise CipherKeyLengthInvalid(keylen)
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   178
+        iv = Rand.rand_bytes(self.block_size)
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   179
+        cipher = EVP.Cipher(algomap[keylen], key, iv, 1)
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   180
 
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   181
-        enc = iv + cipher.encrypt(msg)
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   182
+        enc = iv + cipher.update(msg)
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   183
+        enc += cipher.final()
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   184
         if b64encode:
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   185
             enc = base64.b64encode(enc)
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   186
         return enc
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@@ -170,14 +216,16 @@ class SymmetricCrypto(object):
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   188
 
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   189
         :returns plain: the plaintext message.
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   190
         """
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   191
+        keylen = len(key)
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   192
+        if keylen not in algomap:
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   193
+            raise CipherKeyLengthInvalid(keylen)
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   194
         if b64decode:
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   195
             msg = base64.b64decode(msg)
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   196
-        iv = msg[:self.cipher.block_size]
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   197
-        cipher = self.cipher.new(key, self.cipher.MODE_CBC, iv)
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   198
+        iv = msg[:self.block_size]
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   199
+        cipher = EVP.Cipher(algomap[keylen], key, iv, 0)
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   200
 
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   201
-        padded = cipher.decrypt(msg[self.cipher.block_size:])
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   202
-        l = ord(padded[-1:]) + 1
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   203
-        plain = padded[:-l]
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   204
+        padded = cipher.update(msg[self.block_size:])
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   205
+        plain = padded + cipher.final()
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   206
         return plain
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     def sign(self, key, msg, b64encode=True):
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@@ -190,8 +238,7 @@ class SymmetricCrypto(object):
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         :returns out: a base64 encoded signature.
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         """
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-        h = HMAC.new(key, msg, self.hashfn)
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-        out = h.digest()
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+        out = EVP.hmac(key, msg, self.algo)
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         if b64encode:
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             out = base64.b64encode(out)
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         return out