from mod_python import apache
import os
def authenhandler(req, **kwargs):
"""
Authentication handler that checks against Django's auth database.
"""
# mod_python fakes the environ, and thus doesn't process SetEnv. This fixes
# that so that the following import works
os.environ.update(req.subprocess_env)
# apache 2.2 requires a call to req.get_basic_auth_pw() before
# req.user and friends are available.
req.get_basic_auth_pw()
# check for PythonOptions
_str_to_bool = lambda s: s.lower() in ('1', 'true', 'on', 'yes')
options = req.get_options()
permission_name = options.get('DjangoPermissionName', None)
staff_only = _str_to_bool(options.get('DjangoRequireStaffStatus', "on"))
superuser_only = _str_to_bool(options.get('DjangoRequireSuperuserStatus', "off"))
settings_module = options.get('DJANGO_SETTINGS_MODULE', None)
if settings_module:
os.environ['DJANGO_SETTINGS_MODULE'] = settings_module
from django.contrib.auth.models import User
from django import db
db.reset_queries()
# check that the username is valid
kwargs = {'username': req.user, 'is_active': True}
if staff_only:
kwargs['is_staff'] = True
if superuser_only:
kwargs['is_superuser'] = True
try:
try:
user = User.objects.get(**kwargs)
except User.DoesNotExist:
return apache.HTTP_UNAUTHORIZED
# check the password and any permission given
if user.check_password(req.get_basic_auth_pw()):
if permission_name:
if user.has_perm(permission_name):
return apache.OK
else:
return apache.HTTP_UNAUTHORIZED
else:
return apache.OK
else:
return apache.HTTP_UNAUTHORIZED
finally:
db.connection.close()
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