106 lines
3.3 KiB
Python
106 lines
3.3 KiB
Python
import datetime
|
|
import random
|
|
import time
|
|
|
|
import pyotp
|
|
import simplejson
|
|
from django.conf import settings
|
|
from django.http import HttpResponse
|
|
from django.shortcuts import render
|
|
from django.template.context import RequestContext
|
|
from django.template.context_processors import csrf
|
|
from django.utils import timezone
|
|
from django.views.decorators.cache import never_cache
|
|
|
|
from .models import *
|
|
from .views import login
|
|
|
|
|
|
def verify_login(request, username, token):
|
|
for key in User_Keys.objects.filter(username=username, key_type="TOTP"):
|
|
totp = pyotp.TOTP(key.properties["secret_key"])
|
|
if totp.verify(token, valid_window=30):
|
|
key.last_used = timezone.now()
|
|
key.save()
|
|
return [True, key.id]
|
|
return [False]
|
|
|
|
|
|
def recheck(request):
|
|
context = csrf(request)
|
|
context["mode"] = "recheck"
|
|
if request.method == "POST":
|
|
if verify_login(request, request.user.username, token=request.POST["otp"]):
|
|
request.session["mfa"]["rechecked_at"] = time.time()
|
|
return HttpResponse(
|
|
simplejson.dumps({"recheck": True}), content_type="application/json"
|
|
)
|
|
else:
|
|
return HttpResponse(
|
|
simplejson.dumps({"recheck": False}), content_type="application/json"
|
|
)
|
|
return render(request, "TOTP/recheck.html", context)
|
|
|
|
|
|
@never_cache
|
|
def auth(request):
|
|
context = csrf(request)
|
|
if request.method == "POST":
|
|
res = verify_login(
|
|
request, request.session["base_username"], token=request.POST["otp"]
|
|
)
|
|
if res[0]:
|
|
mfa = {"verified": True, "method": "TOTP", "id": res[1]}
|
|
if getattr(settings, "MFA_RECHECK", False):
|
|
mfa["next_check"] = datetime.datetime.timestamp(
|
|
(
|
|
datetime.datetime.now()
|
|
+ datetime.timedelta(
|
|
seconds=random.randint(
|
|
settings.MFA_RECHECK_MIN, settings.MFA_RECHECK_MAX
|
|
)
|
|
)
|
|
)
|
|
)
|
|
request.session["mfa"] = mfa
|
|
return login(request)
|
|
context["invalid"] = True
|
|
return render(request, "TOTP/Auth.html", context)
|
|
|
|
|
|
def getToken(request):
|
|
secret_key = pyotp.random_base32()
|
|
totp = pyotp.TOTP(secret_key)
|
|
request.session["new_mfa_answer"] = totp.now()
|
|
return HttpResponse(
|
|
simplejson.dumps(
|
|
{
|
|
"qr": pyotp.totp.TOTP(secret_key).provisioning_uri(
|
|
str(request.user.username), issuer_name=settings.TOKEN_ISSUER_NAME
|
|
),
|
|
"secret_key": secret_key,
|
|
}
|
|
)
|
|
)
|
|
|
|
|
|
def verify(request):
|
|
answer = request.GET["answer"]
|
|
secret_key = request.GET["key"]
|
|
totp = pyotp.TOTP(secret_key)
|
|
if totp.verify(answer, valid_window=60):
|
|
uk = User_Keys()
|
|
uk.username = request.user.username
|
|
uk.properties = {"secret_key": secret_key}
|
|
uk.key_type = "TOTP"
|
|
uk.save()
|
|
return HttpResponse("Success")
|
|
else:
|
|
return HttpResponse("Error")
|
|
|
|
|
|
@never_cache
|
|
def start(request):
|
|
"""Start Adding Time One Time Password (TOTP)"""
|
|
return render(request, "TOTP/Add.html", get_redirect_url())
|