import logging
import uuid
from datetime import datetime
from time import sleep
from django import forms
from django.conf import settings
from django.contrib import messages
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.tokens import default_token_generator
from django.core.exceptions import ValidationError
from django.core.files.base import ContentFile
from django.core.urlresolvers import reverse_lazy, reverse
from django.http import (
Http404, HttpResponseRedirect, HttpResponse, JsonResponse
)
from django.shortcuts import redirect, render
from django.utils.decorators import method_decorator
from django.utils.html import escape
from django.utils.http import urlsafe_base64_decode
from django.utils.safestring import mark_safe
from django.utils.translation import get_language, ugettext_lazy as _
from django.utils.translation import ugettext
from django.views.decorators.cache import never_cache
from django.views.generic import (
View, CreateView, FormView, ListView, DetailView, DeleteView,
TemplateView, UpdateView
)
from guardian.mixins import PermissionRequiredMixin
from oca.pool import WrongIdError
from stored_messages.api import mark_read
from stored_messages.models import Message
from stored_messages.settings import stored_messages_settings
from datacenterlight.models import VMTemplate, VMPricing
from datacenterlight.utils import create_vm, get_cms_integration
from hosting.models import UserCardDetail
from membership.models import CustomUser, StripeCustomer
from opennebula_api.models import OpenNebulaManager
from opennebula_api.serializers import (
VirtualMachineSerializer, VirtualMachineTemplateSerializer,
VMTemplateSerializer
)
from utils.forms import (
BillingAddressForm, PasswordResetRequestForm, UserBillingAddressForm,
ResendActivationEmailForm
)
from utils.hosting_utils import get_vm_price_with_vat, HostingUtils
from utils.mailer import BaseEmail
from utils.stripe_utils import StripeUtils
from utils.tasks import send_plain_email_task
from utils.views import (
PasswordResetViewMixin, PasswordResetConfirmViewMixin, LoginViewMixin,
ResendActivationLinkViewMixin
)
from .forms import (
HostingUserSignupForm, HostingUserLoginForm, UserHostingKeyForm,
generate_ssh_key_name
)
from .mixins import ProcessVMSelectionMixin, HostingContextMixin
from .models import (
HostingOrder, HostingBill, HostingPlan, UserHostingKey, VMDetail
)
logger = logging.getLogger(__name__)
CONNECTION_ERROR = "Your VMs cannot be displayed at the moment due to a \
backend connection error. please try again in a few \
minutes."
decorators = [never_cache]
class DashboardView(LoginRequiredMixin, View):
template_name = "hosting/dashboard.html"
login_url = reverse_lazy('hosting:login')
def get_context_data(self, **kwargs):
context = {}
return context
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
context = self.get_context_data()
return render(request, self.template_name, context)
class DjangoHostingView(ProcessVMSelectionMixin, View):
template_name = "hosting/django.html"
def get_context_data(self, **kwargs):
HOSTING = 'django'
templates = OpenNebulaManager().get_templates()
data = VirtualMachineTemplateSerializer(templates, many=True).data
configuration_options = HostingPlan.get_serialized_configs()
context = {
'hosting': HOSTING,
'hosting_long': "Django",
# 'configuration_detail': configuration_detail,
'domain': "django-hosting.ch",
'google_analytics': "UA-62285904-6",
'vm_types': data,
'email': "info@django-hosting.ch",
'configuration_options': configuration_options,
'templates': templates,
}
return context
def get(self, request, *args, **kwargs):
request.session['hosting_url'] = reverse('hosting:djangohosting')
context = self.get_context_data()
return render(request, self.template_name, context)
class RailsHostingView(ProcessVMSelectionMixin, View):
template_name = "hosting/rails.html"
def get_context_data(self, **kwargs):
HOSTING = 'rails'
templates = OpenNebulaManager().get_templates()
configuration_options = HostingPlan.get_serialized_configs()
context = {
'hosting': HOSTING,
'hosting_long': "Ruby On Rails",
'domain': "rails-hosting.ch",
'google_analytics': "UA-62285904-5",
'email': "info@rails-hosting.ch",
'configuration_options': configuration_options,
'templates': templates,
}
return context
def get(self, request, *args, **kwargs):
request.session['hosting_url'] = reverse('hosting:railshosting')
context = self.get_context_data()
return render(request, self.template_name, context)
class NodeJSHostingView(ProcessVMSelectionMixin, View):
template_name = "hosting/nodejs.html"
def get_context_data(self, **kwargs):
HOSTING = 'nodejs'
templates = OpenNebulaManager().get_templates()
configuration_options = HostingPlan.get_serialized_configs()
context = {
'hosting': HOSTING,
'hosting_long': "NodeJS",
# 'configuration_detail': configuration_detail,
'domain': "node-hosting.ch",
'google_analytics': "UA-62285904-7",
'email': "info@node-hosting.ch",
'templates': templates,
'configuration_options': configuration_options,
}
return context
def get(self, request, *args, **kwargs):
request.session['hosting_url'] = reverse('hosting:nodejshosting')
context = self.get_context_data()
return render(request, self.template_name, context)
class HostingPricingView(ProcessVMSelectionMixin, View):
template_name = "hosting/hosting_pricing.html"
def get_context_data(self, **kwargs):
# configuration_options = dict(VirtualMachinePlan.VM_CONFIGURATION)
templates = OpenNebulaManager().get_templates()
configuration_options = HostingPlan.get_serialized_configs()
context = {
# 'configuration_options': configuration_options,
'email': "info@django-hosting.ch",
'templates': templates,
'configuration_options': configuration_options,
}
return context
def get(self, request, *args, **kwargs):
request.session['hosting_url'] = reverse('hosting:djangohosting')
context = self.get_context_data()
return render(request, self.template_name, context)
class IndexView(View):
template_name = "hosting/index.html"
def get_context_data(self, **kwargs):
templates = OpenNebulaManager().get_templates()
data = VirtualMachineTemplateSerializer(templates, many=True).data
context = {
'hosting': "nodejs",
'hosting_long': "NodeJS",
'domain': "node-hosting.ch",
'google_analytics': "UA-62285904-7",
'email': "info@node-hosting.ch",
'vm_types': data
# 'vm_types': VirtualMachineType.get_serialized_vm_types(),
}
return context
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
context = self.get_context_data()
return render(request, self.template_name, context)
class LoginView(HostingContextMixin, LoginViewMixin):
template_name = "hosting/login.html"
form_class = HostingUserLoginForm
success_url = reverse_lazy('hosting:dashboard')
class SignupView(HostingContextMixin, CreateView):
template_name = 'hosting/signup.html'
form_class = HostingUserSignupForm
model = CustomUser
success_url = reverse_lazy('hosting:dashboard')
def get_success_url(self):
next_url = self.request.session.get(
'next', self.success_url)
return next_url
def form_valid(self, form):
name = form.cleaned_data.get('name')
email = form.cleaned_data.get('email')
password = form.cleaned_data.get('password')
this_base_url = "{0}://{1}".format(self.request.scheme,
self.request.get_host())
CustomUser.register(name, password, email,
app='dcl', base_url=this_base_url)
return HttpResponseRedirect(reverse_lazy('hosting:signup-validate'))
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
if self.request.user.is_authenticated():
return HttpResponseRedirect(self.get_success_url())
return super(SignupView, self).get(request, *args, **kwargs)
class SignupValidateView(HostingContextMixin, TemplateView):
template_name = "hosting/signup_validate.html"
def get_context_data(self, **kwargs):
context = super(SignupValidateView, self).get_context_data(**kwargs)
login_url = '' + str(_('login')) + ''
home_url = 'Data Center Light'
message = '{signup_success_message} {lurl} \
{go_back} {hurl}.'.format(
signup_success_message=_(
'Thank you for signing up. We have sent an email to you. '
'Please follow the instructions in it to activate your '
'account. Once activated, you can login using'),
go_back=_('Go back to'),
lurl=login_url,
hurl=home_url
)
context['message'] = mark_safe(message)
context['section_title'] = _('Sign up')
return context
class SignupValidatedView(SignupValidateView, HostingContextMixin):
template_name = "hosting/signup_validate.html"
def get_context_data(self, **kwargs):
context = super(SignupValidateView, self).get_context_data(**kwargs)
validated = CustomUser.validate_url(self.kwargs['validate_slug'])
login_url = '' + str(_('login')) + ''
section_title = _('Account activation')
user = CustomUser.objects.filter(
validation_slug=self.kwargs['validate_slug']).first()
if validated:
message = ('{account_activation_string}
'
' {login_string} {lurl}.').format(
account_activation_string=_(
"Your account has been activated."),
login_string=_("You can now"),
lurl=login_url)
email_data = {
'subject': _('Welcome to Data Center Light!'),
'to': user.email,
'context': {
'base_url': "{0}://{1}".format(
self.request.scheme,
self.request.get_host()
)
},
'template_name': 'welcome_user',
'template_path': 'datacenterlight/emails/',
'from_address': settings.DCL_SUPPORT_FROM_ADDRESS,
}
email = BaseEmail(**email_data)
email.send()
else:
home_url = 'Data Center Light'
message = '{sorry_message}
{go_back_to} {hurl}'.format(
sorry_message=_("Sorry. Your request is invalid."),
go_back_to=_('Go back to'),
hurl=home_url
)
context['message'] = mark_safe(message)
context['section_title'] = section_title
return context
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
if self.request.user.is_authenticated():
return HttpResponseRedirect(reverse_lazy('hosting:dashboard'))
return super(SignupValidatedView, self).get(request, *args, **kwargs)
class ResendActivationEmailView(HostingContextMixin,
ResendActivationLinkViewMixin):
template_name = 'hosting/resend_activation_link.html'
form_class = ResendActivationEmailForm
success_url = reverse_lazy('hosting:login')
email_template_path = 'datacenterlight/emails/'
email_template_name = 'user_activation'
class PasswordResetView(HostingContextMixin, PasswordResetViewMixin):
site = 'dcl'
template_name = 'hosting/reset_password.html'
form_class = PasswordResetRequestForm
success_url = reverse_lazy('hosting:login')
template_email_path = 'hosting/emails/'
class PasswordResetConfirmView(HostingContextMixin,
PasswordResetConfirmViewMixin):
template_name = 'hosting/confirm_reset_password.html'
success_url = reverse_lazy('hosting:login')
def post(self, request, uidb64=None, token=None, *arg, **kwargs):
try:
uid = urlsafe_base64_decode(uidb64)
user = CustomUser.objects.get(pk=uid)
opennebula_client = OpenNebulaManager(
email=user.email,
password=user.password,
)
except (TypeError, ValueError, OverflowError, CustomUser.DoesNotExist):
user = None
opennebula_client = None
form = self.form_class(request.POST)
if user is not None and default_token_generator.check_token(user,
token):
if form.is_valid():
new_password = form.cleaned_data['new_password2']
user.set_password(new_password)
user.save()
messages.success(request, _('Password has been reset.'))
# Change opennebula password
opennebula_client.change_user_password(user.password)
return self.form_valid(form)
else:
messages.error(
request, _('Password reset has not been successful.'))
form.add_error(None,
_('Password reset has not been successful.'))
return self.form_invalid(form)
else:
error_msg = _('The reset password link is no longer valid.')
messages.error(request, _(error_msg))
form.add_error(None, error_msg)
return self.form_invalid(form)
class NotificationsView(LoginRequiredMixin, TemplateView):
template_name = 'hosting/notifications.html'
login_url = reverse_lazy('hosting:login')
def get_context_data(self, **kwargs):
context = super(NotificationsView, self).get_context_data(**kwargs)
backend = stored_messages_settings.STORAGE_BACKEND()
unread_notifications = backend.inbox_list(self.request.user)
read_notifications = backend.archive_list(self.request.user)
context.update({
'unread_notifications': unread_notifications,
'all_notifications': read_notifications + unread_notifications
})
return context
class MarkAsReadNotificationView(LoginRequiredMixin, UpdateView):
model = Message
success_url = reverse_lazy('hosting:notifications')
login_url = reverse_lazy('hosting:login')
fields = '__all__'
def post(self, *args, **kwargs):
message = self.get_object()
backend = stored_messages_settings.STORAGE_BACKEND()
backend.archive_store([self.request.user], message)
mark_read(self.request.user, message)
return HttpResponseRedirect(reverse('hosting:notifications'))
class SSHKeyDeleteView(LoginRequiredMixin, DeleteView):
login_url = reverse_lazy('hosting:login')
success_url = reverse_lazy('hosting:ssh_keys')
model = UserHostingKey
def get_object(self, queryset=None):
""" Hook to ensure UserHostingKey object is owned by request.user.
We reply with a Http404 if the user is not the owner of the key.
"""
obj = super(SSHKeyDeleteView, self).get_object()
if not obj.user == self.request.user:
raise Http404
return obj
def delete(self, request, *args, **kwargs):
owner = self.request.user
manager = OpenNebulaManager(
email=owner.email,
password=owner.password
)
pk = self.kwargs.get('pk')
# Get user ssh key
public_key = UserHostingKey.objects.get(pk=pk).public_key
manager.manage_public_key([{'value': public_key, 'state': False}])
return super(SSHKeyDeleteView, self).delete(request, *args, **kwargs)
class SSHKeyListView(LoginRequiredMixin, ListView):
template_name = "hosting/user_keys.html"
login_url = reverse_lazy('hosting:login')
context_object_name = "keys"
model = UserHostingKey
paginate_by = 10
ordering = '-id'
def get_queryset(self):
user = self.request.user
self.queryset = UserHostingKey.objects.filter(user=user)
return super(SSHKeyListView, self).get_queryset()
@method_decorator(decorators)
def render_to_response(self, context, **response_kwargs):
if not self.queryset:
return HttpResponseRedirect(reverse('hosting:choice_ssh_keys'))
return super(SSHKeyListView, self).render_to_response(context,
**response_kwargs)
class SSHKeyChoiceView(LoginRequiredMixin, View):
template_name = "hosting/choice_ssh_keys.html"
login_url = reverse_lazy('hosting:login')
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
context = {}
return render(request, self.template_name, context)
@method_decorator(decorators)
def post(self, request, *args, **kwargs):
name = generate_ssh_key_name()
private_key, public_key = UserHostingKey.generate_keys()
content = ContentFile(private_key)
ssh_key = UserHostingKey.objects.create(
user=request.user, public_key=public_key, name=name)
filename = name + '_' + str(uuid.uuid4())[:8] + '_private.pem'
ssh_key.private_key.save(filename, content)
owner = self.request.user
manager = OpenNebulaManager(
email=owner.email,
password=owner.password
)
public_key_str = public_key.decode()
manager.manage_public_key([{'value': public_key_str, 'state': True}])
return redirect(reverse_lazy('hosting:ssh_keys'), foo='bar')
@method_decorator(decorators, name='dispatch')
class SSHKeyCreateView(LoginRequiredMixin, FormView):
form_class = UserHostingKeyForm
model = UserHostingKey
template_name = 'hosting/user_key.html'
login_url = reverse_lazy('hosting:login')
context_object_name = "virtual_machine"
success_url = reverse_lazy('hosting:ssh_keys')
def get_form_kwargs(self):
kwargs = super(SSHKeyCreateView, self).get_form_kwargs()
kwargs.update({'request': self.request})
return kwargs
def form_valid(self, form):
form.save()
if settings.DCL_SSH_KEY_NAME_PREFIX in form.instance.name:
content = ContentFile(form.cleaned_data.get('private_key'))
filename = form.cleaned_data.get(
'name') + '_' + str(uuid.uuid4())[:8] + '_private.pem'
form.instance.private_key.save(filename, content)
context = self.get_context_data()
next_url = self.request.session.get(
'next',
reverse('hosting:create_virtual_machine')
)
if 'next' in self.request.session:
context.update({
'next_url': next_url
})
del (self.request.session['next'])
if form.cleaned_data.get('private_key'):
context.update({
'private_key': form.cleaned_data.get('private_key'),
'key_name': form.cleaned_data.get('name'),
'form': UserHostingKeyForm(request=self.request),
})
owner = self.request.user
manager = OpenNebulaManager(
email=owner.email,
password=owner.password
)
public_key = form.cleaned_data['public_key']
if type(public_key) is bytes:
public_key = public_key.decode()
manager.manage_public_key([{'value': public_key, 'state': True}])
return HttpResponseRedirect(self.success_url)
def post(self, request, *args, **kwargs):
form = self.get_form()
required = 'add_ssh' in self.request.POST
form.fields['name'].required = required
form.fields['public_key'].required = required
if form.is_valid():
return self.form_valid(form)
else:
return self.form_invalid(form)
@method_decorator(decorators, name='dispatch')
class SettingsView(LoginRequiredMixin, FormView):
template_name = "hosting/settings.html"
login_url = reverse_lazy('hosting:login')
form_class = BillingAddressForm
permission_required = ['view_usercarddetail']
def get_form(self, form_class):
"""
Check if the user already saved contact details. If so, then show
the form populated with those details, to let user change them.
"""
return form_class(
instance=self.request.user.billing_addresses.first(),
**self.get_form_kwargs())
def get_context_data(self, **kwargs):
context = super(SettingsView, self).get_context_data(**kwargs)
# Get user
user = self.request.user
stripe_customer = None
if hasattr(user, 'stripecustomer'):
stripe_customer = user.stripecustomer
cards_list = UserCardDetail.get_all_cards_list(
stripe_customer=stripe_customer
)
context.update({
'cards_list': cards_list,
'stripe_key': settings.STRIPE_API_PUBLIC_KEY
})
return context
def post(self, request, *args, **kwargs):
if 'card' in request.POST and request.POST['card'] is not '':
card_id = escape(request.POST['card'])
user_card_detail = UserCardDetail.objects.get(id=card_id)
UserCardDetail.set_default_card(
stripe_api_cus_id=request.user.stripecustomer.stripe_id,
stripe_source_id=user_card_detail.card_id
)
msg = _(
("Your {brand} card ending in {last4} set as "
"default card").format(
brand=user_card_detail.brand,
last4=user_card_detail.last4
)
)
messages.add_message(request, messages.SUCCESS, msg)
return HttpResponseRedirect(reverse_lazy('hosting:settings'))
if 'delete_card' in request.POST:
try:
card = UserCardDetail.objects.get(pk=self.kwargs.get('pk'))
if (request.user.has_perm(self.permission_required[0], card)
and
request.user
.stripecustomer
.usercarddetail_set
.count() > 1):
if card.card_id is not None:
stripe_utils = StripeUtils()
stripe_utils.dissociate_customer_card(
request.user.stripecustomer.stripe_id,
card.card_id
)
if card.preferred:
UserCardDetail.set_default_card_from_stripe(
request.user.stripecustomer.stripe_id
)
card.delete()
msg = _("Card deassociation successful")
messages.add_message(request, messages.SUCCESS, msg)
else:
msg = _("You are not permitted to do this operation")
messages.add_message(request, messages.ERROR, msg)
except UserCardDetail.DoesNotExist:
msg = _("The selected card does not exist")
messages.add_message(request, messages.ERROR, msg)
return HttpResponseRedirect(reverse_lazy('hosting:settings'))
form = self.get_form()
if form.is_valid():
if 'billing-form' in request.POST:
billing_address_data = form.cleaned_data
billing_address_data.update({
'user': self.request.user.id
})
billing_address_user_form = UserBillingAddressForm(
instance=self.request.user.billing_addresses.first(),
data=billing_address_data)
billing_address_user_form.save()
msg = _("Billing address updated successfully")
messages.add_message(request, messages.SUCCESS, msg)
else:
token = form.cleaned_data.get('token')
stripe_utils = StripeUtils()
card_details = stripe_utils.get_cards_details_from_token(
token
)
if not card_details.get('response_object'):
form.add_error("__all__", card_details.get('error'))
return self.render_to_response(self.get_context_data())
stripe_customer = StripeCustomer.get_or_create(
email=request.user.email, token=token
)
card = card_details['response_object']
if UserCardDetail.get_user_card_details(stripe_customer, card):
msg = _('You seem to have already added this card')
messages.add_message(request, messages.ERROR, msg)
else:
acc_result = stripe_utils.associate_customer_card(
request.user.stripecustomer.stripe_id, token
)
if acc_result['response_object'] is None:
msg = _(
'An error occurred while associating the card.'
' Details: {details}'.format(
details=acc_result['error']
)
)
messages.add_message(request, messages.ERROR, msg)
return self.render_to_response(self.get_context_data())
preferred = False
if stripe_customer.usercarddetail_set.count() == 0:
preferred = True
UserCardDetail.create(
stripe_customer=stripe_customer,
last4=card['last4'],
brand=card['brand'],
fingerprint=card['fingerprint'],
exp_month=card['exp_month'],
exp_year=card['exp_year'],
card_id=card['card_id'],
preferred=preferred
)
msg = _(
"Successfully associated the card with your account"
)
messages.add_message(request, messages.SUCCESS, msg)
return self.render_to_response(self.get_context_data())
else:
billing_address_data = form.cleaned_data
return self.form_invalid(form)
class PaymentVMView(LoginRequiredMixin, FormView):
template_name = 'hosting/payment.html'
login_url = reverse_lazy('hosting:login')
form_class = BillingAddressForm
def get_form_kwargs(self):
current_billing_address = self.request.user.billing_addresses.first()
form_kwargs = super(PaymentVMView, self).get_form_kwargs()
if not current_billing_address:
return form_kwargs
form_kwargs.update({
'initial': {
'cardholder_name': current_billing_address.cardholder_name,
'street_address': current_billing_address.street_address,
'city': current_billing_address.city,
'postal_code': current_billing_address.postal_code,
'country': current_billing_address.country,
}
})
return form_kwargs
def get_context_data(self, **kwargs):
context = super(PaymentVMView, self).get_context_data(**kwargs)
# Get user
user = self.request.user
if hasattr(user, 'stripecustomer'):
stripe_customer = user.stripecustomer
else:
stripe_customer = None
cards_list = UserCardDetail.get_all_cards_list(
stripe_customer=stripe_customer
)
context.update({
'stripe_key': settings.STRIPE_API_PUBLIC_KEY,
'vm_pricing': VMPricing.get_vm_pricing_by_name(
self.request.session.get('specs', {}).get('pricing_name')
),
'cards_list': cards_list,
})
return context
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
if 'next' in request.session:
del request.session['next']
HostingUtils.clear_items_from_list(
request.session,
['token', 'card_id', 'customer', 'user']
)
return self.render_to_response(self.get_context_data())
@method_decorator(decorators)
def post(self, request, *args, **kwargs):
form = self.get_form()
if form.is_valid():
# Get billing address data
billing_address_data = form.cleaned_data
token = form.cleaned_data.get('token')
owner = self.request.user
if token is '':
card_id = form.cleaned_data.get('card')
customer = owner.stripecustomer
try:
user_card_detail = UserCardDetail.objects.get(id=card_id)
if not request.user.has_perm(
'view_usercarddetail', user_card_detail
):
raise UserCardDetail.DoesNotExist(
_("{user} does not have permission to access the "
"card").format(user=request.user.email)
)
except UserCardDetail.DoesNotExist as e:
ex = str(e)
logger.error("Card Id: {card_id}, Exception: {ex}".format(
card_id=card_id, ex=ex
)
)
msg = _("An error occurred. Details: {}".format(ex))
messages.add_message(
self.request, messages.ERROR, msg,
extra_tags='make_charge_error'
)
return HttpResponseRedirect(
reverse('hosting:payment') + '#payment_error'
)
request.session['card_id'] = user_card_detail.id
else:
# Get or create stripe customer
customer = StripeCustomer.get_or_create(
email=owner.email, token=token
)
if not customer:
msg = _("Invalid credit card")
messages.add_message(
self.request, messages.ERROR, msg,
extra_tags='make_charge_error')
return HttpResponseRedirect(
reverse('hosting:payment') + '#payment_error')
request.session['token'] = token
request.session['billing_address_data'] = billing_address_data
return HttpResponseRedirect("{url}?{query_params}".format(
url=reverse('hosting:order-confirmation'),
query_params='page=payment')
)
else:
return self.form_invalid(form)
class OrdersHostingDetailView(LoginRequiredMixin, DetailView):
template_name = "hosting/order_detail.html"
context_object_name = "order"
login_url = reverse_lazy('hosting:login')
permission_required = ['view_hostingorder']
model = HostingOrder
def get_object(self, queryset=None):
order_id = self.kwargs.get('pk')
try:
hosting_order_obj = HostingOrder.objects.get(pk=order_id)
logger.debug("Found HostingOrder for id {order_id}".format(
order_id=order_id
))
except HostingOrder.DoesNotExist:
logger.debug("HostingOrder not found for id {order_id}".format(
order_id=order_id
))
hosting_order_obj = None
return hosting_order_obj
def get_context_data(self, **kwargs):
# Get context
context = super(
OrdersHostingDetailView, self
).get_context_data(**kwargs)
obj = self.get_object()
owner = self.request.user
if self.request.GET.get('page') == 'payment':
context['page_header_text'] = _('Confirm Order')
else:
context['page_header_text'] = _('Invoice')
if not self.request.user.has_perm(
self.permission_required[0], obj
):
logger.debug(
"User {user} does not have permission on HostingOrder "
"{order_id}. Raising 404 error now.".format(
user=self.request.user.email,
order_id=obj.id if obj else 'None'
)
)
raise Http404
if obj is not None:
if obj.generic_product_id is not None:
# generic payment case
logger.debug("Generic payment case")
else:
# invoice for previous order
logger.debug("Invoice of VM order")
try:
vm_detail = VMDetail.objects.get(vm_id=obj.vm_id)
context['vm'] = vm_detail.__dict__
context['vm']['name'] = '{}-{}'.format(
context['vm']['configuration'], context['vm']['vm_id'])
price, vat, vat_percent, discount = get_vm_price_with_vat(
cpu=context['vm']['cores'],
ssd_size=context['vm']['disk_size'],
memory=context['vm']['memory'],
pricing_name=(obj.vm_pricing.name
if obj.vm_pricing else 'default')
)
context['vm']['vat'] = vat
context['vm']['price'] = price
context['vm']['discount'] = discount
context['vm']['vat_percent'] = vat_percent
context['vm']['total_price'] = price + vat - discount['amount']
context['subscription_end_date'] = vm_detail.end_date()
except VMDetail.DoesNotExist:
try:
manager = OpenNebulaManager(
email=owner.email, password=owner.password
)
vm = manager.get_vm(obj.vm_id)
context['vm'] = VirtualMachineSerializer(vm).data
price, vat, vat_percent, discount = get_vm_price_with_vat(
cpu=context['vm']['cores'],
ssd_size=context['vm']['disk_size'],
memory=context['vm']['memory'],
pricing_name=(obj.vm_pricing.name
if obj.vm_pricing else 'default')
)
context['vm']['vat'] = vat
context['vm']['price'] = price
context['vm']['discount'] = discount
context['vm']['vat_percent'] = vat_percent
context['vm']['total_price'] = (
price + vat - discount['amount']
)
except WrongIdError:
messages.error(
self.request,
_('The VM you are looking for is unavailable at the '
'moment. Please contact Data Center Light support.')
)
self.kwargs['error'] = 'WrongIdError'
context['error'] = 'WrongIdError'
except ConnectionRefusedError:
messages.error(
self.request,
_('In order to create a VM, you need to create/upload '
'your SSH KEY first.')
)
else:
# new order, confirm payment
if 'token' in self.request.session:
token = self.request.session['token']
stripe_utils = StripeUtils()
card_details = stripe_utils.get_cards_details_from_token(
token
)
if not card_details.get('response_object'):
return HttpResponseRedirect(reverse('hosting:payment'))
card_details_response = card_details['response_object']
context['cc_last4'] = card_details_response['last4']
context['cc_brand'] = card_details_response['brand']
else:
card_id = self.request.session.get('card_id')
card_detail = UserCardDetail.objects.get(id=card_id)
context['cc_last4'] = card_detail.last4
context['cc_brand'] = card_detail.brand
context['site_url'] = reverse('hosting:create_virtual_machine')
context['vm'] = self.request.session.get('specs')
return context
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
if not self.kwargs.get('pk'):
if 'specs' not in self.request.session:
return HttpResponseRedirect(
reverse('hosting:create_virtual_machine')
)
if ('token' not in self.request.session and
'card_id' not in self.request.session):
return HttpResponseRedirect(reverse('hosting:payment'))
self.object = self.get_object()
context = self.get_context_data(object=self.object)
if 'failed_payment' in context:
msg = context['card_details'].get('error')
messages.add_message(
self.request, messages.ERROR, msg,
extra_tags='failed_payment'
)
return HttpResponseRedirect(
reverse('hosting:payment') + '#payment_error'
)
return self.render_to_response(context)
@method_decorator(decorators)
def post(self, request):
template = request.session.get('template')
specs = request.session.get('specs')
stripe_utils = StripeUtils()
# We assume that if the user is here, his/her StripeCustomer
# object already exists
stripe_customer_id = request.user.stripecustomer.id
billing_address_data = request.session.get('billing_address_data')
vm_template_id = template.get('id', 1)
stripe_api_cus_id = request.user.stripecustomer.stripe_id
if 'token' in self.request.session:
card_details = stripe_utils.get_cards_details_from_token(
request.session['token']
)
if not card_details.get('response_object'):
return HttpResponseRedirect(reverse('hosting:payment'))
card_details_response = card_details['response_object']
card_details_dict = {
'last4': card_details_response['last4'],
'brand': card_details_response['brand'],
'card_id': card_details_response['card_id']
}
ucd = UserCardDetail.get_user_card_details(
request.user.stripecustomer, card_details_response
)
if not ucd:
acc_result = stripe_utils.associate_customer_card(
stripe_api_cus_id, request.session['token'],
set_as_default=True
)
if acc_result['response_object'] is None:
msg = _(
'An error occurred while associating the card.'
' Details: {details}'.format(
details=acc_result['error']
)
)
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
response = {
'status': False,
'redirect': "{url}#{section}".format(
url=reverse('hosting:payment'),
section='payment_error'),
'msg_title': str(_('Error.')),
'msg_body': str(
_('There was a payment related error.'
' On close of this popup, you will be redirected'
' back to the payment page.')
)
}
return JsonResponse(response)
else:
card_id = request.session.get('card_id')
user_card_detail = UserCardDetail.objects.get(id=card_id)
card_details_dict = {
'last4': user_card_detail.last4,
'brand': user_card_detail.brand,
'card_id': user_card_detail.card_id
}
if not user_card_detail.preferred:
UserCardDetail.set_default_card(
stripe_api_cus_id=stripe_api_cus_id,
stripe_source_id=user_card_detail.card_id
)
cpu = specs.get('cpu')
memory = specs.get('memory')
disk_size = specs.get('disk_size')
amount_to_be_charged = specs.get('total_price')
plan_name = StripeUtils.get_stripe_plan_name(
cpu=cpu,
memory=memory,
disk_size=disk_size,
price=amount_to_be_charged
)
stripe_plan_id = StripeUtils.get_stripe_plan_id(
cpu=cpu,
ram=memory,
ssd=disk_size,
version=1,
app='dcl',
price=amount_to_be_charged
)
stripe_plan = stripe_utils.get_or_create_stripe_plan(
amount=amount_to_be_charged,
name=plan_name,
stripe_plan_id=stripe_plan_id)
subscription_result = stripe_utils.subscribe_customer_to_plan(
stripe_api_cus_id,
[{"plan": stripe_plan.get(
'response_object').stripe_plan_id}])
stripe_subscription_obj = subscription_result.get('response_object')
# Check if the subscription was approved and is active
if (stripe_subscription_obj is None or
stripe_subscription_obj.status != 'active'):
# At this point, we have created a Stripe API card and
# associated it with the customer; but the transaction failed
# due to some reason. So, we would want to dissociate this card
# here.
# ...
msg = subscription_result.get('error')
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
response = {
'status': False,
'redirect': "{url}#{section}".format(
url=reverse('hosting:payment'),
section='payment_error'),
'msg_title': str(_('Error.')),
'msg_body': str(
_('There was a payment related error.'
' On close of this popup, you will be redirected back to'
' the payment page.')
)
}
return JsonResponse(response)
if 'token' in request.session:
ucd = UserCardDetail.get_or_create_user_card_detail(
stripe_customer=self.request.user.stripecustomer,
card_details=card_details_response
)
UserCardDetail.save_default_card_local(
self.request.user.stripecustomer.stripe_id,
ucd.card_id
)
user = {
'name': self.request.user.name,
'email': self.request.user.email,
'pass': self.request.user.password,
'request_scheme': request.scheme,
'request_host': request.get_host(),
'language': get_language(),
}
create_vm(
billing_address_data, stripe_customer_id, specs,
stripe_subscription_obj, card_details_dict, request,
vm_template_id, template, user
)
response = {
'status': True,
'redirect': reverse('hosting:virtual_machines'),
'msg_title': str(_('Thank you for the order.')),
'msg_body': str(
_('Your VM will be up and running in a few moments.'
' We will send you a confirmation email as soon as'
' it is ready.'))
}
return JsonResponse(response)
class OrdersHostingListView(LoginRequiredMixin, ListView):
template_name = "hosting/orders.html"
login_url = reverse_lazy('hosting:login')
context_object_name = "orders"
model = HostingOrder
paginate_by = 10
ordering = '-id'
def get_queryset(self):
user = self.request.user
self.queryset = HostingOrder.objects.filter(customer__user=user)
return super(OrdersHostingListView, self).get_queryset()
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
return super(OrdersHostingListView, self).get(request, *args, **kwargs)
class OrdersHostingDeleteView(LoginRequiredMixin, DeleteView):
login_url = reverse_lazy('hosting:login')
success_url = reverse_lazy('hosting:orders')
model = HostingOrder
class VirtualMachinesPlanListView(LoginRequiredMixin, ListView):
template_name = "hosting/virtual_machines.html"
login_url = reverse_lazy('hosting:login')
context_object_name = "vms"
paginate_by = 10
ordering = '-id'
def get_queryset(self):
owner = self.request.user
manager = OpenNebulaManager(email=owner.email,
password=owner.password)
try:
queryset = manager.get_vms()
serializer = VirtualMachineSerializer(queryset, many=True)
return serializer.data
except ConnectionRefusedError:
messages.error(self.request,
'We could not load your VMs due to a backend connection \
error. Please try again in a few minutes'
)
self.kwargs['error'] = 'connection'
return []
def get_context_data(self, **kwargs):
error = self.kwargs.get('error')
if error is not None:
print(error)
context = {'error': 'connection'}
else:
context = super(ListView, self).get_context_data(**kwargs)
if UserHostingKey.objects.filter(user=self.request.user).exists():
context['show_create_ssh_key_msg'] = False
else:
context['show_create_ssh_key_msg'] = True
return context
class CreateVirtualMachinesView(LoginRequiredMixin, View):
template_name = "hosting/create_virtual_machine.html"
login_url = reverse_lazy('hosting:login')
def validate_cores(self, value):
if (value > 48) or (value < 1):
raise ValidationError(_('Invalid number of cores'))
def validate_memory(self, value):
if (value > 200) or (value < 1):
raise ValidationError(_('Invalid RAM size'))
def validate_storage(self, value):
if (value > 2000) or (value < 10):
raise ValidationError(_('Invalid storage size'))
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
context = {
'templates': VMTemplate.objects.all(),
'cms_integration': get_cms_integration('default'),
}
return render(request, self.template_name, context)
@method_decorator(decorators)
def post(self, request):
cores = request.POST.get('cpu')
cores_field = forms.IntegerField(validators=[self.validate_cores])
memory = request.POST.get('ram')
memory_field = forms.IntegerField(validators=[self.validate_memory])
storage = request.POST.get('storage')
storage_field = forms.IntegerField(validators=[self.validate_storage])
template_id = int(request.POST.get('config'))
pricing_name = request.POST.get('pricing_name')
vm_pricing = VMPricing.get_vm_pricing_by_name(pricing_name)
template = VMTemplate.objects.filter(
opennebula_vm_template_id=template_id).first()
template_data = VMTemplateSerializer(template).data
if vm_pricing is None:
vm_pricing_name_msg = _(
"Incorrect pricing name. Please contact support"
"{support_email}".format(
support_email=settings.DCL_SUPPORT_FROM_ADDRESS
)
)
messages.add_message(
self.request, messages.ERROR, vm_pricing_name_msg,
extra_tags='pricing'
)
return redirect(CreateVirtualMachinesView.as_view())
else:
vm_pricing_name = vm_pricing.name
try:
cores = cores_field.clean(cores)
except ValidationError as err:
msg = '{} : {}.'.format(cores, str(err))
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='cores')
return redirect(CreateVirtualMachinesView.as_view())
try:
memory = memory_field.clean(memory)
except ValidationError as err:
msg = '{} : {}.'.format(memory, str(err))
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='memory')
return redirect(CreateVirtualMachinesView.as_view())
try:
storage = storage_field.clean(storage)
except ValidationError as err:
msg = '{} : {}.'.format(storage, str(err))
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='storage')
return redirect(CreateVirtualMachinesView.as_view())
price, vat, vat_percent, discount = get_vm_price_with_vat(
cpu=cores,
memory=memory,
ssd_size=storage,
pricing_name=vm_pricing_name
)
specs = {
'cpu': cores,
'memory': memory,
'disk_size': storage,
'discount': discount,
'price': price,
'vat': vat,
'vat_percent': vat_percent,
'total_price': price + vat - discount['amount'],
'pricing_name': vm_pricing_name
}
request.session['specs'] = specs
request.session['template'] = template_data
return redirect(reverse('hosting:payment'))
class VirtualMachineView(LoginRequiredMixin, View):
template_name = "hosting/virtual_machine_detail.html"
login_url = reverse_lazy('hosting:login')
def get_object(self):
owner = self.request.user
vm = None
manager = OpenNebulaManager(
email=owner.email,
password=owner.password
)
vm_id = self.kwargs.get('pk')
try:
vm = manager.get_vm(vm_id)
return vm
except WrongIdError:
messages.error(self.request,
_('We could not find the requested VM. Please \
contact Data Center Light Support.')
)
return None
except ConnectionRefusedError:
messages.error(self.request,
'We could not load your VM due to a backend connection \
error. Please try again in a few minutes'
)
return None
except Exception as error:
logger.error(str(error))
raise Http404()
def get_success_url(self):
final_url = reverse('hosting:virtual_machines')
return final_url
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
vm = self.get_object()
if vm is None:
if self.request.is_ajax():
storage = messages.get_messages(request)
for m in storage:
pass
storage.used = True
return JsonResponse({'text': ugettext('Terminated')})
else:
return redirect(reverse('hosting:virtual_machines'))
elif self.request.is_ajax():
return HttpResponse()
context = None
try:
serializer = VirtualMachineSerializer(vm)
context = {
'virtual_machine': serializer.data,
'order': HostingOrder.objects.get(
vm_id=serializer.data['vm_id']
)
}
except Exception as ex:
logger.debug("Exception generated {}".format(str(ex)))
messages.error(self.request,
_('We could not find the requested VM. Please '
'contact Data Center Light Support.')
)
return redirect(reverse('hosting:virtual_machines'))
return render(request, self.template_name, context)
@method_decorator(decorators)
def post(self, request, *args, **kwargs):
response = {'status': False}
admin_email_body = {}
owner = self.request.user
vm = self.get_object()
manager = OpenNebulaManager(
email=owner.email,
password=owner.password
)
try:
vm_data = VirtualMachineSerializer(manager.get_vm(vm.id)).data
vm_name = vm_data.get('name')
except WrongIdError as wrong_id_err:
logger.error(str(wrong_id_err))
return redirect(reverse('hosting:virtual_machines'))
# Cancel Stripe subscription
stripe_utils = StripeUtils()
try:
hosting_order = HostingOrder.objects.get(
vm_id=vm.id
)
result = stripe_utils.unsubscribe_customer(
subscription_id=hosting_order.subscription_id
)
stripe_subscription_obj = result.get('response_object')
# Check if the subscription was canceled
if (stripe_subscription_obj is None or
stripe_subscription_obj.status != 'canceled'):
error_msg = result.get('error')
logger.error(
'Error canceling subscription for {user} and vm id '
'{vm_id}'.format(user=owner.email, vm_id=vm.id)
)
logger.error(error_msg)
admin_email_body['stripe_error_msg'] = error_msg
except HostingOrder.DoesNotExist:
error_msg = (
"HostingOrder corresponding to vm_id={vm_id} does"
"not exist. Hence, can not find subscription to "
"cancel ".format(vm_id=vm.id)
)
logger.error(error_msg)
admin_email_body['stripe_error_msg'] = error_msg
terminated = manager.delete_vm(vm.id)
if not terminated:
logger.error(
"manager.delete_vm returned False. Hence, error making "
"xml-rpc call to delete vm failed."
)
response['text'] = ugettext('Error terminating VM') + vm.id
else:
for t in range(15):
try:
manager.get_vm(vm.id)
except WrongIdError:
logger.error(
"VM {} not found. So, its terminated.".format(vm.id)
)
response['status'] = True
response['text'] = ugettext('Terminated')
vm_detail_obj = VMDetail.objects.filter(
vm_id=vm.id
).first()
vm_detail_obj.terminated_at = datetime.utcnow()
vm_detail_obj.save()
except BaseException as base_exception:
logger.error(
"manager.get_vm({vm_id}) returned exception: "
"{details}.".format(
details=str(base_exception), vm_id=vm.id
)
)
break
else:
sleep(2)
if not response['status']:
response['text'] = _("VM terminate action timed out. Please "
"contact support@datacenterlight.ch for "
"further information.")
context = {
'vm_name': vm_name,
'base_url': "{0}://{1}".format(
self.request.scheme, self.request.get_host()
),
'page_header': _('Virtual Machine %(vm_name)s Cancelled') % {
'vm_name': vm_name
}
}
email_data = {
'subject': context['page_header'],
'to': self.request.user.email,
'context': context,
'template_name': 'vm_canceled',
'template_path': 'hosting/emails/',
'from_address': settings.DCL_SUPPORT_FROM_ADDRESS,
}
email = BaseEmail(**email_data)
email.send()
admin_email_body.update(response)
admin_msg_sub = "VM and Subscription for VM {} and user: {}".format(
vm.id,
owner.email
)
email_to_admin_data = {
'subject': ("Deleted " if response['status']
else "ERROR deleting ") + admin_msg_sub,
'from_email': settings.DCL_SUPPORT_FROM_ADDRESS,
'to': ['info@ungleich.ch'],
'body': "\n".join(
["%s=%s" % (k, v) for (k, v) in admin_email_body.items()]),
}
send_plain_email_task.delay(email_to_admin_data)
return JsonResponse(response)
class HostingBillListView(PermissionRequiredMixin, LoginRequiredMixin,
ListView):
template_name = "hosting/bills.html"
login_url = reverse_lazy('hosting:login')
permission_required = ['view_hostingview']
context_object_name = "users"
model = StripeCustomer
paginate_by = 10
ordering = '-id'
class HostingBillDetailView(PermissionRequiredMixin, LoginRequiredMixin,
DetailView):
template_name = "hosting/bill_detail.html"
login_url = reverse_lazy('hosting:login')
permission_required = ['view_hostingview']
context_object_name = "bill"
model = HostingBill
def get_object(self, queryset=None):
# Get HostingBill for primary key (Select from customer users)
pk = self.kwargs['pk']
object = HostingBill.objects.filter(customer__id=pk).first()
if object is None:
self.template_name = 'hosting/bill_error.html'
return object
def get_context_data(self, **kwargs):
# Get context
context = super(DetailView, self).get_context_data(**kwargs)
owner = self.request.user
manager = OpenNebulaManager(email=owner.email,
password=owner.password)
# Get vms
queryset = manager.get_vms()
vms = VirtualMachineSerializer(queryset, many=True).data
# Set total price
bill = context['bill']
bill.total_price = 0.0
for vm in vms:
bill.total_price += vm['price']
context['vms'] = vms
return context
def forbidden_view(request, exception=None, reason=''):
"""
Handle 403 error
"""
logger.error(str(exception) if exception else None)
logger.error('Reason = {reason}'.format(reason=reason))
err_msg = _('There was an error processing your request. Please try '
'again.')
messages.add_message(request, messages.ERROR, err_msg)
return HttpResponseRedirect(request.get_full_path())