from collections import namedtuple from django.shortcuts import render from django.http import Http404 from django.core.urlresolvers import reverse_lazy, reverse from django.contrib.auth.mixins import LoginRequiredMixin from django.views.generic import View, CreateView, FormView, ListView, DetailView,\ DeleteView, TemplateView, UpdateView from django.http import HttpResponseRedirect from django.contrib.auth import authenticate, login from django.contrib import messages from django.conf import settings from django.shortcuts import redirect from django.utils.http import urlsafe_base64_decode from django.contrib.auth.tokens import default_token_generator from guardian.mixins import PermissionRequiredMixin from stored_messages.settings import stored_messages_settings from stored_messages.models import Message from stored_messages.api import mark_read from membership.models import CustomUser, StripeCustomer from utils.stripe_utils import StripeUtils from utils.forms import BillingAddressForm, PasswordResetRequestForm, UserBillingAddressForm from utils.views import PasswordResetViewMixin, PasswordResetConfirmViewMixin, LoginViewMixin from utils.mailer import BaseEmail from .models import HostingOrder, HostingBill, HostingPlan, UserHostingKey from .forms import HostingUserSignupForm, HostingUserLoginForm, UserHostingKeyForm from .mixins import ProcessVMSelectionMixin from opennebula_api.models import OpenNebulaManager from opennebula_api.serializers import VirtualMachineSerializer,\ VirtualMachineTemplateSerializer from oca.exceptions import OpenNebulaException from oca.pool import WrongNameError CONNECTION_ERROR = "Your VMs cannot be displayed at the moment due to a backend \ connection error. please try again in a few minutes." 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:virtual_machines') 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') CustomUser.register(name, password, email) auth_user = authenticate(email=email, password=password) login(self.request, auth_user) return HttpResponseRedirect(self.get_success_url()) 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: messages.error( request, 'The reset password link is no longer valid.') form.add_error(None, 'The reset password link is no longer valid.') 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 delete(self, request, *args, **kwargs): owner = self.request.user manager = OpenNebulaManager() pk = self.kwargs.get('pk') # Get user ssh key public_key = UserHostingKey.objects.get(pk=pk) # Add ssh key to user try: manager.remove_public_key(user=owner, public_key=public_key) except ConnectionError: pass except WrongNameError: pass 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:create_ssh_key')) return super(SSHKeyListView, self).render_to_response(context, **response_kwargs) 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() 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() # Get user ssh key public_key = form.cleaned_data.get('public_key') # Add ssh key to user try: manager.add_public_key(user=owner, public_key=public_key, merge=True) except ConnectionError: pass except WrongNameError: pass return HttpResponseRedirect(self.success_url) def post(self, request, *args, **kwargs): print(self.request.POST.dict()) form = self.get_form() if form.is_valid(): return self.form_valid(form) else: 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': { '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 context = self.get_context_data() template = request.session.get('template') specs = request.session.get('specs') vm_template_id = template.get('id', 1) final_price = specs.get('price') 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: form.add_error("__all__", "Invalid credit card") return self.render_to_response(self.get_context_data(form=form)) # Create Billing Address billing_address = form.save() # Make stripe charge to a customer stripe_utils = StripeUtils() charge_response = stripe_utils.make_charge(amount=final_price, customer=customer.stripe_id) charge = charge_response.get('response_object') # Check if the payment was approved if not charge: context.update({ 'paymentError': charge_response.get('error'), 'form': form }) return render(request, self.template_name, context) charge = charge_response.get('response_object') # Create OpenNebulaManager manager = OpenNebulaManager(email=owner.email, password=owner.password) # Get user ssh key if not UserHostingKey.objects.filter( user=self.request.user).exists(): context.update({ 'sshError': 'error', 'form': form }) return render(request, self.template_name, context) # For now just get first one user_key = UserHostingKey.objects.filter( user=self.request.user).first() # Create a vm using logged user vm_id = manager.create_vm( template_id=vm_template_id, # XXX: Confi specs=specs, ssh_key=user_key.public_key, ) # Create a Hosting Order order = HostingOrder.create( price=final_price, vm_id=vm_id, customer=customer, billing_address=billing_address ) # Create a Hosting Bill 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 payment order.set_stripe_charge(charge) # If the Stripe payment was successed, set order status approved order.set_approved() vm = VirtualMachineSerializer(manager.get_vm(vm_id)).data # Send notification to ungleich as soon as VM has been booked context = { 'vm': vm, 'order': order, 'base_url': "{0}://{1}".format(request.scheme, request.get_host()) } email_data = { 'subject': 'New VM request', 'to': request.user.email, 'context': context, 'template_name': 'new_booked_vm', 'template_path': 'hosting/emails/' } email = BaseEmail(**email_data) email.send() return HttpResponseRedirect(reverse('hosting:orders', kwargs={'pk': order.id})) else: return self.form_invalid(form) class OrdersHostingDetailView(PermissionRequiredMixin, 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_context_data(self, **kwargs): # Get context context = super(DetailView, self).get_context_data(**kwargs) obj = self.get_object() owner = self.request.user manager = OpenNebulaManager(email=owner.email, password=owner.password) try: vm = manager.get_vm(obj.vm_id) context['vm'] = VirtualMachineSerializer(vm).data except ConnectionRefusedError: messages.error(request, 'In order to create a VM, you need to create/upload your SSH KEY first.' ) return context 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 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() try: serializer = VirtualMachineSerializer(vm) context = { 'virtual_machine': serializer.data, } except: 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 ) 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, 'base_url': "{0}://{1}".format(self.request.scheme, self.request.get_host()) } email_data = { 'subject': 'Virtual machine plan canceled', 'to': self.request.user.email, 'context': context, 'template_name': 'vm_status_changed', 'template_path': 'hosting/emails/' } email = BaseEmail(**email_data) email.send() messages.error( request, 'VM %s terminated successfully' % (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