dynamicweb/hosting/views.py

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Python
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import json
import logging
import uuid
from datetime import datetime
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from time import sleep
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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
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from django.core.exceptions import ValidationError
from django.core.files.base import ContentFile
from django.core.urlresolvers import reverse_lazy, reverse
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from django.http import Http404, HttpResponseRedirect, HttpResponse
from django.shortcuts import redirect, 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 _
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from django.utils.translation import ugettext
from django.utils.decorators import method_decorator
from django.views.decorators.cache import never_cache
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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
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from datacenterlight.models import VMTemplate
from datacenterlight.tasks import create_vm_task
from membership.models import CustomUser, StripeCustomer
from opennebula_api.models import OpenNebulaManager
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from opennebula_api.serializers import (
VirtualMachineSerializer, VirtualMachineTemplateSerializer,
VMTemplateSerializer
)
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from utils.forms import (
BillingAddressForm, PasswordResetRequestForm, UserBillingAddressForm,
ResendActivationEmailForm
)
from utils.hosting_utils import get_vm_price
from utils.mailer import BaseEmail
from utils.models import BillingAddress
from utils.stripe_utils import StripeUtils
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from utils.tasks import send_plain_email_task
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from utils.views import (
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PasswordResetViewMixin, PasswordResetConfirmViewMixin, LoginViewMixin,
ResendActivationLinkViewMixin
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)
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from .forms import (
HostingUserSignupForm, HostingUserLoginForm, UserHostingKeyForm,
generate_ssh_key_name
)
from .mixins import ProcessVMSelectionMixin, HostingContextMixin
from .models import (
HostingOrder, HostingBill, HostingPlan, UserHostingKey, VMDetail
)
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logger = logging.getLogger(__name__)
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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'
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templates = OpenNebulaManager().get_templates()
data = VirtualMachineTemplateSerializer(templates, many=True).data
configuration_options = HostingPlan.get_serialized_configs()
context = {
'hosting': HOSTING,
'hosting_long': "Django",
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# 'configuration_detail': configuration_detail,
'domain': "django-hosting.ch",
'google_analytics': "UA-62285904-6",
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'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'
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templates = OpenNebulaManager().get_templates()
configuration_options = HostingPlan.get_serialized_configs()
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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'
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templates = OpenNebulaManager().get_templates()
configuration_options = HostingPlan.get_serialized_configs()
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context = {
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'hosting': HOSTING,
'hosting_long': "NodeJS",
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# '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):
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# configuration_options = dict(VirtualMachinePlan.VM_CONFIGURATION)
templates = OpenNebulaManager().get_templates()
configuration_options = HostingPlan.get_serialized_configs()
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context = {
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# '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):
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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",
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'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
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model = CustomUser
success_url = reverse_lazy('hosting:dashboard')
def get_success_url(self):
next_url = self.request.session.get(
'next', self.success_url)
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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')
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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)
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login_url = '<a href="' + \
reverse('hosting:login') + '">' + str(_('login')) + '</a>'
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home_url = '<a href="' + \
reverse('datacenterlight:index') + '">Data Center Light</a>'
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message = '{signup_success_message} {lurl}</a> \
<br />{go_back} {hurl}.'.format(
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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'),
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go_back=_('Go back to'),
lurl=login_url,
hurl=home_url
)
context['message'] = mark_safe(message)
context['section_title'] = _('Sign up')
return context
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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'])
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login_url = '<a href="' + \
reverse('hosting:login') + '">' + str(_('login')) + '</a>'
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section_title = _('Account activation')
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user = CustomUser.objects.filter(
validation_slug=self.kwargs['validate_slug']).first()
if validated:
message = ('{account_activation_string} <br />'
' {login_string} {lurl}.').format(
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account_activation_string=_(
"Your account has been activated."),
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login_string=_("You can now"),
lurl=login_url)
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email_data = {
'subject': _('Welcome to Data Center Light!'),
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'to': user.email,
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'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:
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home_url = '<a href="' + \
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reverse('datacenterlight:cms_index') + \
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'">Data Center Light</a>'
message = '{sorry_message} <br />{go_back_to} {hurl}'.format(
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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):
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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):
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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
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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'))
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class SSHKeyDeleteView(LoginRequiredMixin, DeleteView):
login_url = reverse_lazy('hosting:login')
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success_url = reverse_lazy('hosting:ssh_keys')
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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
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def delete(self, request, *args, **kwargs):
owner = self.request.user
manager = OpenNebulaManager(
email=owner.email,
password=owner.password
)
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pk = self.kwargs.get('pk')
# Get user ssh key
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public_key = UserHostingKey.objects.get(pk=pk).public_key
manager.manage_public_key([{'value': public_key, 'state': False}])
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return super(SSHKeyDeleteView, self).delete(request, *args, **kwargs)
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class SSHKeyListView(LoginRequiredMixin, ListView):
template_name = "hosting/user_keys.html"
login_url = reverse_lazy('hosting:login')
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context_object_name = "keys"
model = UserHostingKey
paginate_by = 10
ordering = '-id'
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def get_queryset(self):
user = self.request.user
self.queryset = UserHostingKey.objects.filter(user=user)
return super(SSHKeyListView, self).get_queryset()
@method_decorator(decorators)
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def render_to_response(self, context, **response_kwargs):
if not self.queryset:
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return HttpResponseRedirect(reverse('hosting:choice_ssh_keys'))
return super(SSHKeyListView, self).render_to_response(context,
**response_kwargs)
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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)
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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')
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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):
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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'))
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filename = form.cleaned_data.get(
'name') + '_' + str(uuid.uuid4())[:8] + '_private.pem'
form.instance.private_key.save(filename, content)
context = self.get_context_data()
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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'),
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'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}])
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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')
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class SettingsView(LoginRequiredMixin, FormView):
template_name = "hosting/settings.html"
login_url = reverse_lazy('hosting:login')
form_class = BillingAddressForm
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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())
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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
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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)
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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
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
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if 'next' in request.session:
del request.session['next']
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
# Get or create stripe customer
customer = StripeCustomer.get_or_create(email=owner.email,
token=token)
if not customer:
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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['billing_address_data'] = billing_address_data
request.session['token'] = token
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request.session['customer'] = customer.stripe_id
return HttpResponseRedirect("{url}?{query_params}".format(
url=reverse('hosting:order-confirmation'),
query_params='page=payment'))
else:
return self.form_invalid(form)
2016-04-30 18:55:55 +00:00
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):
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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:
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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
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context = super(
OrdersHostingDetailView, self
).get_context_data(**kwargs)
obj = self.get_object()
owner = self.request.user
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stripe_api_cus_id = self.request.session.get('customer')
stripe_utils = StripeUtils()
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card_details = stripe_utils.get_card_details(
stripe_api_cus_id,
self.request.session.get('token')
)
if self.request.GET.get('page') == 'payment':
context['page_header_text'] = _('Confirm Order')
else:
context['page_header_text'] = _('Invoice')
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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:
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# invoice for previous 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'])
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context['vm']['price'] = get_vm_price(
cpu=context['vm']['cores'],
disk_size=context['vm']['disk_size'],
memory=context['vm']['memory']
)
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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
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.')
)
elif not card_details.get('response_object'):
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# new order, failed to get card details
context['failed_payment'] = True
context['card_details'] = card_details
else:
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# new order, confirm payment
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')
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context['vm'] = self.request.session.get('specs')
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return context
@method_decorator(decorators)
def get(self, request, *args, **kwargs):
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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:
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')
# 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)
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stripe_api_cus_id = self.request.session.get('customer')
# Make stripe charge to a customer
stripe_utils = StripeUtils()
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card_details = stripe_utils.get_card_details(stripe_api_cus_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')
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amount_to_be_charged = specs.get('price')
plan_name = StripeUtils.get_stripe_plan_name(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(
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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
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stripe_subscription_obj.status != 'active'):
msg = subscription_result.get('error')
messages.add_message(self.request, messages.ERROR, msg,
extra_tags='failed_payment')
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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 HttpResponse(json.dumps(response),
content_type="application/json")
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(),
}
billing_address = BillingAddress(
cardholder_name=billing_address_data['cardholder_name'],
street_address=billing_address_data['street_address'],
city=billing_address_data['city'],
postal_code=billing_address_data['postal_code'],
country=billing_address_data['country']
)
billing_address.save()
customer = StripeCustomer.objects.filter(id=stripe_customer_id).first()
# Create a Hosting Order with vm_id = 0, we shall set it later in
# celery task once the VM instance is up and running
order = HostingOrder.create(
price=specs['price'],
vm_id=0,
customer=customer,
billing_address=billing_address
)
# Create a Hosting Bill
HostingBill.create(customer=customer, billing_address=billing_address)
# Create Billing Address for User if he does not have one
if not customer.user.billing_addresses.count():
billing_address_data.update({
'user': customer.user.id
})
billing_address_user_form = UserBillingAddressForm(
billing_address_data
)
billing_address_user_form.is_valid()
billing_address_user_form.save()
# Associate an order with a stripe subscription
order.set_subscription_id(
stripe_subscription_obj.id, card_details_dict
)
# If the Stripe payment succeeds, set order status approved
order.set_approved()
create_vm_task.delay(vm_template_id, user, specs, template, order.id)
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.')),
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'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()
@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')
2016-05-18 22:58:28 +00:00
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)
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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 \
2017-05-14 10:22:10 +00:00
error. Please try again in a few minutes'
)
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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'}
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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
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return context
class CreateVirtualMachinesView(LoginRequiredMixin, View):
template_name = "hosting/create_virtual_machine.html"
login_url = reverse_lazy('hosting:login')
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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):
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raise ValidationError(_('Invalid RAM size'))
def validate_storage(self, value):
if (value > 2000) or (value < 10):
raise ValidationError(_('Invalid storage size'))
@method_decorator(decorators)
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def get(self, request, *args, **kwargs):
context = {'templates': VMTemplate.objects.all()}
return render(request, self.template_name, context)
@method_decorator(decorators)
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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'))
template = VMTemplate.objects.filter(
opennebula_vm_template_id=template_id).first()
template_data = VMTemplateSerializer(template).data
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try:
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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 HttpResponseRedirect(
reverse('datacenterlight:index') + "#order_form")
2017-05-14 10:22:10 +00:00
2017-09-15 14:33:52 +00:00
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 HttpResponseRedirect(
reverse('datacenterlight:index') + "#order_form")
2017-05-12 17:13:18 +00:00
2017-09-15 14:33:52 +00:00
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 HttpResponseRedirect(
reverse('datacenterlight:index') + "#order_form")
price = get_vm_price(cpu=cores, memory=memory,
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disk_size=storage)
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specs = {
'cpu': cores,
'memory': memory,
'disk_size': storage,
'price': price
}
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')
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def get_object(self):
owner = self.request.user
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vm = None
manager = OpenNebulaManager(
email=owner.email,
password=owner.password
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)
vm_id = self.kwargs.get('pk')
try:
vm = manager.get_vm(vm_id)
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return vm
except WrongIdError:
messages.error(self.request,
_('We could not find the requested VM. Please \
contact Data Center Light Support.')
)
return None
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except ConnectionRefusedError:
messages.error(self.request,
'We could not load your VM due to a backend connection \
2017-05-14 10:22:10 +00:00
error. Please try again in a few minutes'
)
2017-05-14 10:22:10 +00:00
return None
except Exception as error:
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logger.error(str(error))
raise Http404()
def get_success_url(self):
final_url = reverse('hosting:virtual_machines')
return final_url
@method_decorator(decorators)
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def get(self, request, *args, **kwargs):
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vm = self.get_object()
if vm is None:
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if self.request.is_ajax():
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storage = messages.get_messages(request)
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for m in storage:
pass
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storage.used = True
return HttpResponse(
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json.dumps({'text': ugettext('Terminated')}),
content_type="application/json"
)
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else:
return redirect(reverse('hosting:virtual_machines'))
elif self.request.is_ajax():
return HttpResponse()
context = None
try:
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serializer = VirtualMachineSerializer(vm)
context = {
'virtual_machine': serializer.data,
'order': HostingOrder.objects.get(
vm_id=serializer.data['vm_id'])
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}
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'))
2017-05-14 10:22:10 +00:00
2017-05-09 00:02:29 +00:00
return render(request, self.template_name, context)
@method_decorator(decorators)
def post(self, request, *args, **kwargs):
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response = {'status': False}
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admin_email_body = {}
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owner = self.request.user
vm = self.get_object()
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manager = OpenNebulaManager(
email=owner.email,
password=owner.password
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)
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try:
vm_data = VirtualMachineSerializer(manager.get_vm(vm.id)).data
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vm_name = vm_data.get('name')
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except WrongIdError as wrong_id_err:
logger.error(str(wrong_id_err))
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return redirect(reverse('hosting:virtual_machines'))
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# Cancel Stripe subscription
stripe_utils = StripeUtils()
try:
hosting_order = HostingOrder.objects.get(
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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')
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logger.error(
'Error canceling subscription for {user} and vm id '
'{vm_id}'.format(user=owner.email, vm_id=vm.id)
)
logger.error(error_msg)
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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 "
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"cancel ".format(vm_id=vm.id)
)
logger.error(error_msg)
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admin_email_body['stripe_error_msg'] = error_msg
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terminated = manager.delete_vm(vm.id)
if not terminated:
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logger.debug(
"manager.delete_vm returned False. Hence, error making "
"xml-rpc call to delete vm failed."
)
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response['text'] = ugettext('Error terminating VM') + vm.id
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else:
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for t in range(15):
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try:
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manager.get_vm(vm.id)
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except WrongIdError:
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response['status'] = True
response['text'] = ugettext('Terminated')
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vm_detail_obj = VMDetail.objects.filter(
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vm_id=vm.id
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).first()
vm_detail_obj.terminated_at = datetime.utcnow()
vm_detail_obj.save()
except BaseException as base_exception:
logger.error(
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"manager.get_vm({vm_id}) returned exception: "
"{details}.".format(
details=str(base_exception), vm_id=vm.id
)
)
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break
else:
sleep(2)
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context = {
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'vm_name': vm_name,
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'base_url': "{0}://{1}".format(
self.request.scheme, self.request.get_host()
),
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'page_header': _('Virtual Machine %(vm_name)s Cancelled') % {
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'vm_name': vm_name
}
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}
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()
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admin_email_body.update(response)
email_to_admin_data = {
'subject': "Deleted VM and Subscription for VM {vm_id} and "
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"user: {user}".format(
vm_id=vm.id, user=owner.email
),
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'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()]),
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}
send_plain_email_task.delay(email_to_admin_data)
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return HttpResponse(
json.dumps(response),
content_type="application/json"
)
2017-05-05 12:59:11 +00:00
class HostingBillListView(PermissionRequiredMixin, LoginRequiredMixin,
ListView):
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template_name = "hosting/bills.html"
login_url = reverse_lazy('hosting:login')
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permission_required = ['view_hostingview']
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context_object_name = "users"
model = StripeCustomer
paginate_by = 10
ordering = '-id'
class HostingBillDetailView(PermissionRequiredMixin, LoginRequiredMixin,
DetailView):
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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)
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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
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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
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# 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))
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err_msg = _('There was an error processing your request. Please try '
'again.')
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messages.add_message(request, messages.ERROR, err_msg)
return HttpResponseRedirect(request.get_full_path())