django-axes/axes/decorators.py
Aleksi Häkli 8204032102
Add Python 3.7 to supported versions
Add Django 2.1 to the test matrix

Fixes #371

Signed-off-by: Aleksi Häkli <aleksi.hakli@iki.fi>
2018-12-10 19:48:46 +02:00

80 lines
2.2 KiB
Python

from __future__ import unicode_literals
from datetime import timedelta
from functools import wraps
import json
import logging
from django.http import HttpResponse
from django.http import HttpResponseRedirect
from django.shortcuts import render
from axes import get_version
from axes.conf import settings
from axes.attempts import is_already_locked
from axes.utils import iso8601, get_client_username, get_lockout_message
log = logging.getLogger(settings.AXES_LOGGER)
if settings.AXES_VERBOSE:
log.info('AXES: BEGIN LOG')
log.info('AXES: Using django-axes %s', get_version())
if settings.AXES_ONLY_USER_FAILURES:
log.info('AXES: blocking by username only.')
elif settings.AXES_LOCK_OUT_BY_COMBINATION_USER_AND_IP:
log.info('AXES: blocking by combination of username and IP.')
else:
log.info('AXES: blocking by IP only.')
def axes_dispatch(func):
def inner(request, *args, **kwargs):
if is_already_locked(request):
return lockout_response(request)
return func(request, *args, **kwargs)
return inner
def axes_form_invalid(func):
@wraps(func)
def inner(self, *args, **kwargs):
if is_already_locked(self.request):
return lockout_response(self.request)
return func(self, *args, **kwargs)
return inner
def lockout_response(request):
context = {
'failure_limit': settings.AXES_FAILURE_LIMIT,
'username': get_client_username(request) or ''
}
cool_off = settings.AXES_COOLOFF_TIME
if cool_off:
if isinstance(cool_off, (int, float)):
cool_off = timedelta(hours=cool_off)
context.update({
'cooloff_time': iso8601(cool_off)
})
if request.is_ajax():
return HttpResponse(
json.dumps(context),
content_type='application/json',
status=403,
)
if settings.AXES_LOCKOUT_TEMPLATE:
return render(
request, settings.AXES_LOCKOUT_TEMPLATE, context, status=403
)
if settings.AXES_LOCKOUT_URL:
return HttpResponseRedirect(settings.AXES_LOCKOUT_URL)
return HttpResponse(get_lockout_message(), status=403)