import json
import logging
import uuid
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.files.base import ContentFile
from django.core.urlresolvers import reverse_lazy, reverse
from django.http import Http404
from django.http import HttpResponseRedirect, HttpResponse
from django.shortcuts import redirect
from django.shortcuts import render
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.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.tasks import create_vm_task
from membership.models import CustomUser, StripeCustomer
from opennebula_api.models import OpenNebulaManager
from opennebula_api.serializers import VirtualMachineSerializer, \
VirtualMachineTemplateSerializer
from utils.forms import BillingAddressForm, PasswordResetRequestForm, \
UserBillingAddressForm
from utils.mailer import BaseEmail
from utils.stripe_utils import StripeUtils
from utils.views import PasswordResetViewMixin, PasswordResetConfirmViewMixin, \
LoginViewMixin
from .forms import HostingUserSignupForm, HostingUserLoginForm, \
UserHostingKeyForm, generate_ssh_key_name
from .mixins import ProcessVMSelectionMixin
from .models import HostingOrder, HostingBill, HostingPlan, UserHostingKey
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."
class DashboardView(View):
template_name = "hosting/dashboard.html"
def get_context_data(self, **kwargs):
context = {}
return context
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()
# configuration_detail = dict(VirtualMachinePlan.VM_CONFIGURATION).get(HOSTING)
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'
# configuration_detail = dict(VirtualMachinePlan.VM_CONFIGURATION).get(HOSTING)
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
def get(self, request, *args, **kwargs):
context = self.get_context_data()
return render(request, self.template_name, context)
class LoginView(LoginViewMixin):
template_name = "hosting/login.html"
form_class = HostingUserLoginForm
success_url = reverse_lazy('hosting:dashboard')
class SignupView(CreateView):
template_name = 'hosting/signup.html'
form_class = HostingUserSignupForm
model = CustomUser
success_url = reverse_lazy('hosting:ssh_keys')
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'))
class SignupValidateView(TemplateView):
template_name = "hosting/signup_validate.html"
def get_context_data(self, **kwargs):
context = super(SignupValidateView, self).get_context_data(**kwargs)
login_url = '<a href="' + \
reverse('hosting:login') + '">' + str(_('login')) + '</a>'
home_url = '<a href="' + \
reverse('datacenterlight:index') + '">Data Center Light</a>'
message = '{signup_success_message} {lurl}</a> \
<br />{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):
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 = '<a href="' + \
reverse('hosting:login') + '">' + str(_('login')) + '</a>'
section_title = _('Account activation')
if validated:
message = '{account_activation_string} <br /> {login_string} {lurl}.'.format(
account_activation_string=_(
"Your account has been activated."),
login_string=_("You can now"),
lurl=login_url)
else:
home_url = '<a href="' + \
reverse('datacenterlight:index') + \
'">Data Center Light</a>'
message = '{sorry_message} <br />{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
class PasswordResetView(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(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(new_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()
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')
def get(self, request, *args, **kwargs):
context = {}
return render(request, self.template_name, context)
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')
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 'dcl-generated-key-' 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)
class SettingsView(LoginRequiredMixin, FormView):
template_name = "hosting/settings.html"
login_url = reverse_lazy('hosting:login')
form_class = BillingAddressForm
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
# Get user last order
last_hosting_order = HostingOrder.objects.filter(
customer__user=user).last()
# If user has already an hosting order, get the credit card data from
# it
if last_hosting_order:
credit_card_data = last_hosting_order.get_cc_data()
context.update({
'credit_card_data': credit_card_data if credit_card_data else None,
})
context.update({
'stripe_key': settings.STRIPE_API_PUBLIC_KEY
})
return context
def post(self, request, *args, **kwargs):
form = self.get_form()
if form.is_valid():
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()
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
# Get user last order
last_hosting_order = HostingOrder.objects.filter(
customer__user=user).last()
# If user has already an hosting order, get the credit card data from
# it
if last_hosting_order:
credit_card_data = last_hosting_order.get_cc_data()
context.update({
'credit_card_data': credit_card_data if credit_card_data else None,
})
context.update({
'stripe_key': settings.STRIPE_API_PUBLIC_KEY
})
return context
def get(self, request, *args, **kwargs):
if not UserHostingKey.objects.filter(user=self.request.user).exists():
messages.success(
request,
'In order to create a VM, you create/upload your SSH KEY first.'
)
return HttpResponseRedirect(reverse('hosting:ssh_keys'))
if 'next' in request.session:
del request.session['next']
return self.render_to_response(self.get_context_data())
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
# 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')
# Create Billing Address
billing_address = form.save()
request.session['billing_address_data'] = billing_address_data
request.session['billing_address'] = billing_address.id
request.session['token'] = token
request.session['customer'] = customer.id
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):
return HostingOrder.objects.filter(
pk=self.kwargs.get('pk')) if self.kwargs.get('pk') else None
def get_context_data(self, **kwargs):
# Get context
context = super(DetailView, self).get_context_data(**kwargs)
obj = self.get_object()
owner = self.request.user
if 'specs' not in self.request.session:
return HttpResponseRedirect(
reverse('hosting:create_virtual_machine'))
if 'token' not in self.request.session:
return HttpResponseRedirect(reverse('hosting:payment'))
stripe_customer_id = self.request.session.get('customer')
customer = StripeCustomer.objects.filter(id=stripe_customer_id).first()
stripe_utils = StripeUtils()
card_details = stripe_utils.get_card_details(customer.stripe_id,
self.request.session.get(
'token'))
if not card_details.get('response_object'):
msg = card_details.get('error')
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
return HttpResponseRedirect(
reverse('hosting:payment') + '#payment_error')
if self.request.GET.get('page', '') == 'payment':
context['page_header_text'] = _('Confirm Order')
else:
context['page_header_text'] = _('Invoice')
if obj is not None:
try:
manager = OpenNebulaManager(email=owner.email,
password=owner.password)
vm = manager.get_vm(obj.vm_id)
context['vm'] = VirtualMachineSerializer(vm).data
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:
context['site_url'] = reverse('hosting:create_virtual_machine')
context['cc_last4'] = card_details.get('response_object').get(
'last4')
context['cc_brand'] = card_details.get('response_object').get(
'cc_brand')
return context
def post(self, request):
template = request.session.get('template')
specs = request.session.get('specs')
stripe_customer_id = request.session.get('customer')
customer = StripeCustomer.objects.filter(id=stripe_customer_id).first()
billing_address_data = request.session.get('billing_address_data')
billing_address_id = request.session.get('billing_address')
vm_template_id = template.get('id', 1)
# Make stripe charge to a customer
stripe_utils = StripeUtils()
card_details = stripe_utils.get_card_details(customer.stripe_id,
request.session.get(
'token'))
if not card_details.get('response_object'):
msg = card_details.get('error')
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
return HttpResponseRedirect(
reverse('datacenterlight:payment') + '#payment_error')
card_details_dict = card_details.get('response_object')
cpu = specs.get('cpu')
memory = specs.get('memory')
disk_size = specs.get('disk_size')
amount_to_be_charged = (cpu * 5) + (memory * 2) + (disk_size * 0.6)
plan_name = "{cpu} Cores, {memory} GB RAM, {disk_size} GB SSD".format(
cpu=cpu,
memory=memory,
disk_size=disk_size)
stripe_plan_id = StripeUtils.get_stripe_plan_id(cpu=cpu,
ram=memory,
ssd=disk_size,
version=1,
app='dcl')
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(
customer.stripe_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':
msg = subscription_result.get('error')
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
return HttpResponseRedirect(
reverse('hosting:payment') + '#payment_error')
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_task.delay(vm_template_id, user, specs, template,
stripe_customer_id, billing_address_data,
billing_address_id,
stripe_subscription_obj, card_details_dict)
for session_var in ['specs', 'template', 'billing_address',
'billing_address_data',
'token', 'customer']:
if session_var in request.session:
del request.session[session_var]
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 HttpResponse(json.dumps(response),
content_type="application/json")
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()
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)
return context
class CreateVirtualMachinesView(LoginRequiredMixin, View):
template_name = "hosting/create_virtual_machine.html"
login_url = reverse_lazy('hosting:login')
def get(self, request, *args, **kwargs):
if not UserHostingKey.objects.filter(user=self.request.user).exists():
messages.success(
request,
_(
'In order to create a VM, you need to create/upload your SSH KEY first.')
)
return HttpResponseRedirect(reverse('hosting:ssh_keys'))
try:
manager = OpenNebulaManager()
templates = manager.get_templates()
configuration_options = HostingPlan.get_serialized_configs()
context = {
'templates': VirtualMachineTemplateSerializer(templates,
many=True).data,
'configuration_options': configuration_options,
}
except:
messages.error(
request,
'We could not load the VM templates due to a backend connection \
error. Please try again in a few minutes'
)
context = {
'error': 'connection'
}
return render(request, self.template_name, context)
def post(self, request):
manager = OpenNebulaManager()
template_id = request.POST.get('vm_template_id')
template = manager.get_template(template_id)
configuration_id = int(request.POST.get('configuration'))
configuration = HostingPlan.objects.get(id=configuration_id)
request.session['template'] = VirtualMachineTemplateSerializer(
template).data
request.session['specs'] = configuration.serialize()
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:
print(error)
raise Http404()
def get_success_url(self):
final_url = reverse('hosting:virtual_machines')
return final_url
def get(self, request, *args, **kwargs):
vm = self.get_object()
if vm is None:
return redirect(reverse('hosting:virtual_machines'))
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)))
pass
return render(request, self.template_name, context)
def post(self, request, *args, **kwargs):
owner = self.request.user
vm = self.get_object()
opennebula_vm_id = self.kwargs.get('pk')
manager = OpenNebulaManager(
email=owner.email,
password=owner.password
)
vm_data = VirtualMachineSerializer(manager.get_vm(vm.id)).data
terminated = manager.delete_vm(
vm.id
)
if not terminated:
messages.error(
request,
'Error terminating VM %s' % (opennebula_vm_id)
)
return HttpResponseRedirect(self.get_success_url())
context = {
'vm': vm_data,
'base_url': "{0}://{1}".format(self.request.scheme,
self.request.get_host()),
'page_header': _('Virtual Machine Cancellation')
}
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()
messages.error(
request,
_('VM %(VM_ID)s terminated successfully') % {
'VM_ID': opennebula_vm_id}
)
return HttpResponseRedirect(self.get_success_url())
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