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Merge pull request #698 from ae-utbm/update-cryptography

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update cryptography
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thomas girod 2024-07-05 15:21:42 +02:00 committed by GitHub
commit 3014d8cead
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GPG Key ID: B5690EEEBB952194
5 changed files with 83 additions and 81 deletions
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11
eboutic/tests.py
View File

@ -26,11 +26,14 @@ import base64
import json import json
import urllib import urllib
from cryptography.hazmat.primitives.asymmetric.padding import PKCS1v15
from cryptography.hazmat.primitives.asymmetric.rsa import RSAPrivateKey
from cryptography.hazmat.primitives.hashes import SHA1
from cryptography.hazmat.primitives.serialization import load_pem_private_key
from django.conf import settings from django.conf import settings
from django.db.models import Max from django.db.models import Max
from django.test import TestCase from django.test import TestCase
from django.urls import reverse from django.urls import reverse
from OpenSSL import crypto
from core.models import User from core.models import User
from counter.models import Counter, Customer, Product, Selling from counter.models import Counter, Customer, Product, Selling
@ -67,12 +70,12 @@ class EbouticTest(TestCase):
basket_id = basket.id basket_id = basket.id
amount = int(basket.get_total() * 100) amount = int(basket.get_total() * 100)
query = f"Amount={amount}&BasketID={basket_id}&Auto=42&Error=00000" query = f"Amount={amount}&BasketID={basket_id}&Auto=42&Error=00000"
with open("./eboutic/tests/private_key.pem") as f: with open("./eboutic/tests/private_key.pem", "br") as f:
PRIVKEY = f.read() PRIVKEY = f.read()
with open("./eboutic/tests/public_key.pem") as f: with open("./eboutic/tests/public_key.pem") as f:
settings.SITH_EBOUTIC_PUB_KEY = f.read() settings.SITH_EBOUTIC_PUB_KEY = f.read()
privkey = crypto.load_privatekey(crypto.FILETYPE_PEM, PRIVKEY) key: RSAPrivateKey = load_pem_private_key(PRIVKEY, None)
sig = crypto.sign(privkey, query.encode("utf-8"), "sha1") sig = key.sign(query.encode("utf-8"), PKCS1v15(), SHA1())
b64sig = base64.b64encode(sig).decode("ascii") b64sig = base64.b64encode(sig).decode("ascii")
url = reverse("eboutic:etransation_autoanswer") + "?%s&Sig=%s" % ( url = reverse("eboutic:etransation_autoanswer") + "?%s&Sig=%s" % (

31
eboutic/tests/test.py
View File

@ -8,28 +8,33 @@
import base64 import base64
from OpenSSL import crypto from cryptography.exceptions import InvalidSignature
from cryptography.hazmat.primitives.asymmetric.padding import PKCS1v15
from cryptography.hazmat.primitives.asymmetric.rsa import RSAPrivateKey
from cryptography.hazmat.primitives.hashes import SHA1
from cryptography.hazmat.primitives.serialization import (
load_pem_private_key,
load_pem_public_key,
)
with open("./private_key.pem") as f: with open("./private_key.pem", "br") as f:
PRVKEY = f.read() PRIVKEY = f.read()
with open("./public_key.pem") as f: with open("./public_key.pem", "br") as f:
PUBKEY = f.read() PUBKEY = f.read()
data = "Amount=400&BasketID=4000&Auto=42&Error=00000\n".encode("utf-8") data = "Amount=400&BasketID=4000&Auto=42&Error=00000\n".encode("utf-8")
# Sign # Sign
prvkey = crypto.load_privatekey(crypto.FILETYPE_PEM, PRVKEY) privkey: RSAPrivateKey = load_pem_private_key(PRIVKEY, None)
sig = crypto.sign(prvkey, data, "sha1") signature = privkey.sign(data, PKCS1v15(), SHA1())
b64sig = base64.b64encode(sig) b64sig = base64.b64encode(signature)
print(b64sig) print(b64sig)
# Verify # Verify
pubkey = crypto.load_publickey(crypto.FILETYPE_PEM, PUBKEY) pubkey = load_pem_public_key(PUBKEY)
cert = crypto.X509() signature = base64.b64decode(b64sig)
cert.set_pubkey(pubkey)
sig = base64.b64decode(b64sig)
try: try:
crypto.verify(cert, sig, data, "sha1") pubkey.verify(signature, data, PKCS1v15(), SHA1())
print("Verify OK") print("Verify OK")
except: except InvalidSignature as e:
print("Verify failed") print("Verify failed")

24
eboutic/views.py
View File

@ -20,6 +20,11 @@ from datetime import datetime
from urllib.parse import unquote from urllib.parse import unquote
import sentry_sdk import sentry_sdk
from cryptography.exceptions import InvalidSignature
from cryptography.hazmat.primitives.asymmetric.padding import PKCS1v15
from cryptography.hazmat.primitives.asymmetric.rsa import RSAPublicKey
from cryptography.hazmat.primitives.hashes import SHA1
from cryptography.hazmat.primitives.serialization import load_pem_public_key
from django.conf import settings from django.conf import settings
from django.contrib.auth.decorators import login_required from django.contrib.auth.decorators import login_required
from django.core.exceptions import SuspiciousOperation from django.core.exceptions import SuspiciousOperation
@ -29,7 +34,6 @@ from django.shortcuts import redirect, render
from django.utils.decorators import method_decorator from django.utils.decorators import method_decorator
from django.views.decorators.http import require_GET, require_POST from django.views.decorators.http import require_GET, require_POST
from django.views.generic import TemplateView, View from django.views.generic import TemplateView, View
from OpenSSL import crypto
from counter.forms import BillingInfoForm from counter.forms import BillingInfoForm
from counter.models import Counter, Customer, Product from counter.models import Counter, Customer, Product
@ -180,18 +184,14 @@ class EtransactionAutoAnswer(View):
required = {"Amount", "BasketID", "Error", "Sig"} required = {"Amount", "BasketID", "Error", "Sig"}
if not required.issubset(set(request.GET.keys())): if not required.issubset(set(request.GET.keys())):
return HttpResponse("Bad arguments", status=400) return HttpResponse("Bad arguments", status=400)
key = crypto.load_publickey(crypto.FILETYPE_PEM, settings.SITH_EBOUTIC_PUB_KEY) pubkey: RSAPublicKey = load_pem_public_key(
cert = crypto.X509() settings.SITH_EBOUTIC_PUB_KEY.encode("utf-8")
cert.set_pubkey(key) )
sig = base64.b64decode(request.GET["Sig"]) signature = base64.b64decode(request.GET["Sig"])
try: try:
crypto.verify( data = "&".join(request.META["QUERY_STRING"].split("&")[:-1])
cert, pubkey.verify(signature, data.encode("utf-8"), PKCS1v15(), SHA1())
sig, except InvalidSignature:
"&".join(request.META["QUERY_STRING"].split("&")[:-1]).encode("utf-8"),
"sha1",
)
except:
return HttpResponse("Bad signature", status=400) return HttpResponse("Bad signature", status=400)
# Payment authorized: # Payment authorized:
# * 'Error' is '00000' # * 'Error' is '00000'

93
poetry.lock generated
View File

@ -62,13 +62,13 @@ dev = ["freezegun (>=1.0,<2.0)", "pytest (>=6.0)", "pytest-cov"]
[[package]] [[package]]
name = "certifi" name = "certifi"
version = "2024.6.2" version = "2024.7.4"
description = "Python package for providing Mozilla's CA Bundle." description = "Python package for providing Mozilla's CA Bundle."
optional = false optional = false
python-versions = ">=3.6" python-versions = ">=3.6"
files = [ files = [
{file = "certifi-2024.6.2-py3-none-any.whl", hash = "sha256:ddc6c8ce995e6987e7faf5e3f1b02b302836a0e5d98ece18392cb1a36c72ad56"}, {file = "certifi-2024.7.4-py3-none-any.whl", hash = "sha256:c198e21b1289c2ab85ee4e67bb4b4ef3ead0892059901a8d5b622f24a1101e90"},
{file = "certifi-2024.6.2.tar.gz", hash = "sha256:3cd43f1c6fa7dedc5899d69d3ad0398fd018ad1a17fba83ddaf78aa46c747516"}, {file = "certifi-2024.7.4.tar.gz", hash = "sha256:5a1e7645bc0ec61a09e26c36f6106dd4cf40c6db3a1fb6352b0244e7fb057c7b"},
] ]
[[package]] [[package]]
@ -336,44 +336,57 @@ toml = ["tomli"]
[[package]] [[package]]
name = "cryptography" name = "cryptography"
version = "40.0.2" version = "42.0.8"
description = "cryptography is a package which provides cryptographic recipes and primitives to Python developers." description = "cryptography is a package which provides cryptographic recipes and primitives to Python developers."
optional = false optional = false
python-versions = ">=3.6" python-versions = ">=3.7"
files = [ files = [
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] ]
[package.dependencies] [package.dependencies]
cffi = ">=1.12" cffi = {version = ">=1.12", markers = "platform_python_implementation != \"PyPy\""}
[package.extras] [package.extras]
docs = ["sphinx (>=5.3.0)", "sphinx-rtd-theme (>=1.1.1)"] docs = ["sphinx (>=5.3.0)", "sphinx-rtd-theme (>=1.1.1)"]
docstest = ["pyenchant (>=1.6.11)", "sphinxcontrib-spelling (>=4.0.1)", "twine (>=1.12.0)"] docstest = ["pyenchant (>=1.6.11)", "readme-renderer", "sphinxcontrib-spelling (>=4.0.1)"]
pep8test = ["black", "check-manifest", "mypy", "ruff"] nox = ["nox"]
sdist = ["setuptools-rust (>=0.11.4)"] pep8test = ["check-sdist", "click", "mypy", "ruff"]
sdist = ["build"]
ssh = ["bcrypt (>=3.1.5)"] ssh = ["bcrypt (>=3.1.5)"]
test = ["iso8601", "pretend", "pytest (>=6.2.0)", "pytest-benchmark", "pytest-cov", "pytest-shard (>=0.1.2)", "pytest-subtests", "pytest-xdist"] test = ["certifi", "pretend", "pytest (>=6.2.0)", "pytest-benchmark", "pytest-cov", "pytest-xdist"]
test-randomorder = ["pytest-randomly"] test-randomorder = ["pytest-randomly"]
tox = ["tox"]
[[package]] [[package]]
name = "decorator" name = "decorator"
@ -1247,24 +1260,6 @@ files = [
{file = "pygraphviz-1.13.tar.gz", hash = "sha256:6ad8aa2f26768830a5a1cfc8a14f022d13df170a8f6fdfd68fd1aa1267000964"}, {file = "pygraphviz-1.13.tar.gz", hash = "sha256:6ad8aa2f26768830a5a1cfc8a14f022d13df170a8f6fdfd68fd1aa1267000964"},
] ]
[[package]]
name = "pyopenssl"
version = "23.2.0"
description = "Python wrapper module around the OpenSSL library"
optional = false
python-versions = ">=3.6"
files = [
{file = "pyOpenSSL-23.2.0-py3-none-any.whl", hash = "sha256:24f0dc5227396b3e831f4c7f602b950a5e9833d292c8e4a2e06b709292806ae2"},
{file = "pyOpenSSL-23.2.0.tar.gz", hash = "sha256:276f931f55a452e7dea69c7173e984eb2a4407ce413c918aa34b55f82f9b8bac"},
]
[package.dependencies]
cryptography = ">=38.0.0,<40.0.0 || >40.0.0,<40.0.1 || >40.0.1,<42"
[package.extras]
docs = ["sphinx (!=5.2.0,!=5.2.0.post0)", "sphinx-rtd-theme"]
test = ["flaky", "pretend", "pytest (>=3.0.1)"]
[[package]] [[package]]
name = "pytest" name = "pytest"
version = "8.2.2" version = "8.2.2"
@ -1871,4 +1866,4 @@ filelock = ">=3.4"
[metadata] [metadata]
lock-version = "2.0" lock-version = "2.0"
python-versions = "^3.10,<3.12" python-versions = "^3.10,<3.12"
content-hash = "322ddb65133404d3323c9c6da9b6c693b05c98ec5776bb1e7a84b300706cfa14" content-hash = "c33378496709848054a8e4ecd1ebf74df12f15a1bb66ab61d2958e6a3c40f812"

5
pyproject.toml
View File

@ -24,9 +24,8 @@ python = "^3.10,<3.12" # Version is held back by mistune
Django = "^4.2.13" Django = "^4.2.13"
Pillow = "^10.4.0" Pillow = "^10.4.0"
mistune = "^0.8.4" mistune = "^0.8.4"
django-jinja = "^2.10" django-jinja = "^2.11"
cryptography = "^40.0" cryptography = "^42.0.8"
pyOpenSSL = "^23.1.1"
pytz = "^2021.1" pytz = "^2021.1"
djangorestframework = "^3.13" djangorestframework = "^3.13"
django-phonenumber-field = "^6.3" django-phonenumber-field = "^6.3"