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)
if self.request.GET.get('page', '') == 'payment':
context['page_header_text'] = _('Confirm Order')
else:
context['page_header_text'] = _('Invoice')
try:
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.'
)
return context
def get_or_create_vm_detail(user, manager, vm_id):
"""
Returns VMDetail object related to given vm_id. Creates the object
if it does not exist
:param vm_id: The ID of the VM which should be greater than 0.
:param user: The CustomUser object that owns this VM
:param manager: The OpenNebulaManager object
:return: The VMDetail object. None if vm_id is less than or equal to 0.
Also, for the cases where the VMDetail does not exist and we can not
fetch data about the VM from OpenNebula, the function returns None
"""
if vm_id <= 0:
return None
try:
vm_detail_obj = VMDetail.objects.get(vm_id=vm_id)
except VMDetail.DoesNotExist:
try:
vm_obj = manager.get_vm(vm_id)
except (WrongIdError, ConnectionRefusedError) as e:
logger.error(str(e))
return None
vm = VirtualMachineSerializer(vm_obj).data
vm_detail_obj = VMDetail.objects.create(
user=user,
vm_id=vm_id,
disk_size=vm['disk_size'],
cores=vm['cores'],
memory=vm['memory'],
configuration=vm['configuration'],
ipv4=vm['ipv4'],
ipv6=vm['ipv6'])
return vm_detail_obj
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 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,
}
except:
pass
return render(request, self.template_name, context)
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):
# Get context
context = super(DetailView, self).get_context_data(**kwargs)
owner = self.request.user
manager = OpenNebulaManager(email=owner.email, password=owner.password)
# Get vms
queryset = manager.get_vms()
vms = VirtualMachineSerializer(queryset, many=True).data
# Set total price
bill = context['bill']
bill.total_price = 0.0
for vm in vms:
bill.total_price += vm['price']
context['vms'] = vms
return context
def post(self, request, *args, **kwargs):
template = request.session.get('template')
specs = request.session.get('specs')
user = request.session.get('user')
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')
billing_address = BillingAddress.objects.filter(
id=billing_address_id).first()
vm_template_id = template.get('id', 1)
final_price = specs.get('price')
# 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 = {}
context.update({'paymentError': charge_response.get('error')})
return render(request, self.payment_template_name, context)
charge = charge_response.get('response_object')
# Create OpenNebulaManager
manager = OpenNebulaManager(email=settings.OPENNEBULA_USERNAME,
password=settings.OPENNEBULA_PASSWORD)
# Create a vm using oneadmin, also specify the name
vm_id = manager.create_vm(
template_id=vm_template_id,
specs=specs,
vm_name="{email}-{template_name}-{date}".format(
email=user.get('email'),
template_name=template.get('name'),
date=int(datetime.now().strftime("%s"))))
# Create a Hosting Order
order = HostingOrder.create(price=final_price,
vm_id=vm_id,
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 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
context = {
'name': user.get('name'),
'email': user.get('email'),
'cores': specs.get('cpu'),
'memory': specs.get('memory'),
'storage': specs.get('disk_size'),
'price': specs.get('price'),
'template': template.get('name'),
'vm.name': vm['name'],
'vm.id': vm['vm_id'],
'order.id': order.id
}
email_data = {
'subject': settings.DCL_TEXT + " Order from %s" % context['email'],
'from_email': settings.DCL_SUPPORT_FROM_ADDRESS,
'to': ['*****@*****.**'],
'body':
"\n".join(["%s=%s" % (k, v) for (k, v) in context.items()]),
'reply_to': [context['email']],
}
email = EmailMessage(**email_data)
email.send()
request.session['order_confirmation'] = True
return HttpResponseRedirect(reverse('datacenterlight:order_success'))
def create_vm_task(self, vm_template_id, user, specs, template, order_id):
logger.debug("Running create_vm_task on {}".format(
current_task.request.hostname))
vm_id = None
try:
final_price = (specs.get('total_price')
if 'total_price' in specs else specs.get('price'))
if 'pass' in user:
on_user = user.get('email')
on_pass = user.get('pass')
logger.debug("Using user {user} to create VM".format(user=on_user))
vm_name = None
else:
on_user = settings.OPENNEBULA_USERNAME
on_pass = settings.OPENNEBULA_PASSWORD
logger.debug("Using OpenNebula admin user to create VM")
vm_name = "{email}-{template_name}-{date}".format(
email=user.get('email'),
template_name=template.get('name'),
date=int(datetime.now().strftime("%s")))
# Create OpenNebulaManager
manager = OpenNebulaManager(email=on_user, password=on_pass)
vm_id = manager.create_vm(
template_id=vm_template_id,
specs=specs,
ssh_key=settings.ONEADMIN_USER_SSH_PUBLIC_KEY,
vm_name=vm_name)
if vm_id is None:
raise Exception("Could not create VM")
# Update HostingOrder with the created vm_id
hosting_order = HostingOrder.objects.filter(id=order_id).first()
error_msg = None
try:
hosting_order.vm_id = vm_id
hosting_order.save()
logger.debug("Updated hosting_order {} with vm_id={}".format(
hosting_order.id, vm_id))
except Exception as ex:
error_msg = (
"HostingOrder with id {order_id} not found. This means that "
"the hosting order was not created and/or it is/was not "
"associated with VM with id {vm_id}. Details {details}".format(
order_id=order_id, vm_id=vm_id, details=str(ex)))
logger.error(error_msg)
stripe_utils = StripeUtils()
result = stripe_utils.set_subscription_metadata(
subscription_id=hosting_order.subscription_id,
metadata={"VM_ID": str(vm_id)})
if result.get('error') is not None:
emsg = "Could not update subscription metadata for {sub}".format(
sub=hosting_order.subscription_id)
logger.error(emsg)
if error_msg:
error_msg += ". " + emsg
else:
error_msg = emsg
vm = VirtualMachineSerializer(manager.get_vm(vm_id)).data
context = {
'name': user.get('name'),
'email': user.get('email'),
'cores': specs.get('cpu'),
'memory': specs.get('memory'),
'storage': specs.get('disk_size'),
'price': final_price,
'template': template.get('name'),
'vm_name': vm.get('name'),
'vm_id': vm['vm_id'],
'order_id': order_id
}
if error_msg:
context['errors'] = error_msg
if 'pricing_name' in specs:
context['pricing'] = str(
VMPricing.get_vm_pricing_by_name(name=specs['pricing_name']))
email_data = {
'subject': settings.DCL_TEXT + " Order from %s" % context['email'],
'from_email': settings.DCL_SUPPORT_FROM_ADDRESS,
'to': ['*****@*****.**'],
'body':
"\n".join(["%s=%s" % (k, v) for (k, v) in context.items()]),
'reply_to': [context['email']],
}
email = EmailMessage(**email_data)
email.send()
if 'pass' in user:
lang = 'en-us'
if user.get('language') is not None:
logger.debug("Language is set to {}".format(
user.get('language')))
lang = user.get('language')
translation.activate(lang)
# Send notification to the user as soon as VM has been booked
context = {
'base_url':
"{0}://{1}".format(user.get('request_scheme'),
user.get('request_host')),
'order_url':
reverse('hosting:orders', kwargs={'pk': order_id}),
'page_header':
_('Your New VM %(vm_name)s at Data Center Light') % {
'vm_name': vm.get('name')
},
'vm_name':
vm.get('name')
}
email_data = {
'subject': context.get('page_header'),
'to': user.get('email'),
'context': context,
'template_name': 'new_booked_vm',
'template_path': 'hosting/emails/',
'from_address': settings.DCL_SUPPORT_FROM_ADDRESS,
}
email = BaseEmail(**email_data)
email.send()
# try to see if we have the IPv6 of the new vm and that if the ssh
# keys can be configured
vm_ipv6 = manager.get_ipv6(vm_id)
logger.debug("New VM ID is {vm_id}".format(vm_id=vm_id))
if vm_ipv6 is not None:
custom_user = CustomUser.objects.get(email=user.get('email'))
get_or_create_vm_detail(custom_user, manager, vm_id)
if custom_user is not None:
public_keys = get_all_public_keys(custom_user)
keys = [{
'value': key,
'state': True
} for key in public_keys]
if len(keys) > 0:
logger.debug("Calling configure on {host} for "
"{num_keys} keys".format(
host=vm_ipv6, num_keys=len(keys)))
# Let's wait until the IP responds to ping before we
# run the cdist configure on the host
did_manage_public_key = False
for i in range(0, 15):
if ping_ok(vm_ipv6):
logger.debug(
"{} is pingable. Doing a "
"manage_public_key".format(vm_ipv6))
sleep(10)
manager.manage_public_key(keys,
hosts=[vm_ipv6])
did_manage_public_key = True
break
else:
logger.debug(
"Can't ping {}. Wait 5 secs".format(
vm_ipv6))
sleep(5)
if not did_manage_public_key:
emsg = ("Waited for over 75 seconds for {} to be "
"pingable. But the VM was not reachable. "
"So, gave up manage_public_key. Please do "
"this manually".format(vm_ipv6))
logger.error(emsg)
email_data = {
'subject':
'{} CELERY TASK INCOMPLETE: {} not '
'pingable for 75 seconds'.format(
settings.DCL_TEXT, vm_ipv6),
'from_email':
current_task.request.hostname,
'to':
settings.DCL_ERROR_EMAILS_TO_LIST,
'body':
emsg
}
email = EmailMessage(**email_data)
email.send()
except Exception as e:
logger.error(str(e))
try:
retry_task(self)
except MaxRetriesExceededError:
msg_text = 'Finished {} retries for create_vm_task'.format(
self.request.retries)
logger.error(msg_text)
# Try sending email and stop
email_data = {
'subject':
'{} CELERY TASK ERROR: {}'.format(settings.DCL_TEXT, msg_text),
'from_email':
current_task.request.hostname,
'to':
settings.DCL_ERROR_EMAILS_TO_LIST,
'body':
',\n'.join(str(i) for i in self.request.args)
}
email = EmailMessage(**email_data)
email.send()
return
return vm_id
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)