billing: Verify that plan names are not tampered.

This commit is contained in:
Vishnu Ks 2018-07-22 15:23:57 +00:00 committed by Rishi Gupta
parent 82fc82b7e2
commit 15eff517f4
2 changed files with 18 additions and 1 deletions

View File

@ -218,6 +218,18 @@ class StripeTest(ZulipTestCase):
})
self.assert_in_success_response(["Something went wrong. Please contact"], result)
@mock.patch("zilencer.lib.stripe.STRIPE_PUBLISHABLE_KEY", "stripe_publishable_key")
@mock.patch("zilencer.views.STRIPE_PUBLISHABLE_KEY", "stripe_publishable_key")
def test_upgrade_with_tampered_plan(self) -> None:
self.login(self.user.email)
result = self.client_post("/upgrade/", {
'stripeToken': self.token,
'signed_seat_count': self.signed_seat_count,
'salt': self.salt,
'plan': "invalid"
})
self.assert_in_success_response(["Something went wrong. Please contact"], result)
@mock.patch("zilencer.lib.stripe.STRIPE_PUBLISHABLE_KEY", "stripe_publishable_key")
@mock.patch("zilencer.views.STRIPE_PUBLISHABLE_KEY", "stripe_publishable_key")
@mock.patch("stripe.Customer.retrieve", side_effect=mock_retrieve_customer)

View File

@ -168,6 +168,11 @@ def initial_upgrade(request: HttpRequest) -> HttpResponse:
return HttpResponseRedirect(reverse('zilencer.views.billing_home'))
if request.method == 'POST':
plan = request.POST['plan']
if plan not in [Plan.CLOUD_ANNUAL, Plan.CLOUD_MONTHLY]:
billing_logger.warning("Tampered plan during realm upgrade. user: %s, realm: %s (%s)."
% (user.id, user.realm.id, user.realm.string_id))
error_message = "Something went wrong. Please contact support@zulipchat.com"
try:
seat_count = int(unsign_string(request.POST['signed_seat_count'], request.POST['salt']))
except signing.BadSignature:
@ -179,7 +184,7 @@ def initial_upgrade(request: HttpRequest) -> HttpResponse:
stripe_customer = do_create_customer_with_payment_source(user, request.POST['stripeToken'])
do_subscribe_customer_to_plan(
stripe_customer=stripe_customer,
stripe_plan_id=Plan.objects.get(nickname=request.POST['plan']).stripe_plan_id,
stripe_plan_id=Plan.objects.get(nickname=plan).stripe_plan_id,
seat_count=seat_count,
# TODO: billing address details are passed to us in the request;
# use that to calculate taxes.