63 lines
2.4 KiB
Python
63 lines
2.4 KiB
Python
from django import forms
|
|
from django.conf import settings
|
|
from django.contrib.auth import authenticate
|
|
from django.contrib.auth.forms import AuthenticationForm
|
|
from django.utils.translation import ugettext as _
|
|
from django.views.decorators.debug import sensitive_variables
|
|
|
|
from .exceptions import KeystoneAuthException
|
|
|
|
|
|
class Login(AuthenticationForm):
|
|
""" Form used for logging in a user.
|
|
|
|
Handles authentication with Keystone, choosing a tenant, and fetching
|
|
a scoped token token for that tenant.
|
|
|
|
Inherits from the base ``django.contrib.auth.forms.AuthenticationForm``
|
|
class for added security features.
|
|
"""
|
|
region = forms.ChoiceField(label=_("Region"), required=False)
|
|
username = forms.CharField(label=_("User Name"))
|
|
password = forms.CharField(label=_("Password"),
|
|
widget=forms.PasswordInput(render_value=False))
|
|
tenant = forms.CharField(required=False, widget=forms.HiddenInput())
|
|
|
|
def __init__(self, *args, **kwargs):
|
|
super(Login, self).__init__(*args, **kwargs)
|
|
self.fields['region'].choices = self.get_region_choices()
|
|
if len(self.fields['region'].choices) == 1:
|
|
self.fields['region'].initial = self.fields['region'].choices[0][0]
|
|
self.fields['region'].widget = forms.widgets.HiddenInput()
|
|
|
|
@staticmethod
|
|
def get_region_choices():
|
|
default_region = (settings.OPENSTACK_KEYSTONE_URL, "Default Region")
|
|
return getattr(settings, 'AVAILABLE_REGIONS', [default_region])
|
|
|
|
@sensitive_variables()
|
|
def clean(self):
|
|
username = self.cleaned_data.get('username')
|
|
password = self.cleaned_data.get('password')
|
|
region = self.cleaned_data.get('region')
|
|
tenant = self.cleaned_data.get('tenant')
|
|
|
|
if not tenant:
|
|
tenant = None
|
|
|
|
if not (username and password):
|
|
# Don't authenticate, just let the other validators handle it.
|
|
return self.cleaned_data
|
|
|
|
try:
|
|
self.user_cache = authenticate(request=self.request,
|
|
username=username,
|
|
password=password,
|
|
tenant=tenant,
|
|
auth_url=region)
|
|
except KeystoneAuthException as exc:
|
|
self.request.session.flush()
|
|
raise forms.ValidationError(exc)
|
|
self.check_for_test_cookie()
|
|
return self.cleaned_data
|