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Merged origin/master into task/3701/enable_monthly_payments

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PCoder 2017-08-21 00:27:44 +05:30
commit 7def893028
14 changed files with 621 additions and 261 deletions
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169
datacenterlight/tasks.py Normal file
View file

@ -0,0 +1,169 @@
from dynamicweb.celery import app
from celery.utils.log import get_task_logger
from django.conf import settings
from opennebula_api.models import OpenNebulaManager
from opennebula_api.serializers import VirtualMachineSerializer
from hosting.models import HostingOrder, HostingBill
from utils.forms import UserBillingAddressForm
from datetime import datetime
from membership.models import StripeCustomer
from django.core.mail import EmailMessage
from utils.models import BillingAddress
from celery.exceptions import MaxRetriesExceededError
logger = get_task_logger(__name__)
def retry_task(task, exception=None):
"""Retries the specified task using a "backing off countdown",
meaning that the interval between retries grows exponentially
with every retry.
Arguments:
task:
The task to retry.
exception:
Optionally, the exception that caused the retry.
"""
def backoff(attempts):
return 2 ** attempts
kwargs = {
'countdown': backoff(task.request.retries),
}
if exception:
kwargs['exc'] = exception
raise task.retry(**kwargs)
@app.task(bind=True, max_retries=settings.CELERY_MAX_RETRIES)
def create_vm_task(self, vm_template_id, user, specs, template, stripe_customer_id, billing_address_data,
billing_address_id,
charge):
vm_id = None
try:
final_price = specs.get('price')
billing_address = BillingAddress.objects.filter(id=billing_address_id).first()
customer = StripeCustomer.objects.filter(id=stripe_customer_id).first()
# 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,
ssh_key=settings.ONEADMIN_USER_SSH_PUBLIC_KEY,
vm_name="{email}-{template_name}-{date}".format(
email=user.get('email'),
template_name=template.get('name'),
date=int(datetime.now().strftime("%s")))
)
if vm_id is None:
raise Exception("Could not create VM")
# 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
charge_object = DictDotLookup(charge)
order.set_stripe_charge(charge_object)
# If the Stripe payment succeeds, 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': ['info@ungleich.ch'],
'body': "\n".join(["%s=%s" % (k, v) for (k, v) in context.items()]),
'reply_to': [context['email']],
}
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': settings.DCL_SUPPORT_FROM_ADDRESS,
'to': ['info@ungleich.ch'],
'body': ',\n'.join(str(i) for i in self.request.args)
}
email = EmailMessage(**email_data)
email.send()
return
return vm_id
class DictDotLookup(object):
"""
Creates objects that behave much like a dictionaries, but allow nested
key access using object '.' (dot) lookups.
"""
def __init__(self, d):
for k in d:
if isinstance(d[k], dict):
self.__dict__[k] = DictDotLookup(d[k])
elif isinstance(d[k], (list, tuple)):
l = []
for v in d[k]:
if isinstance(v, dict):
l.append(DictDotLookup(v))
else:
l.append(v)
self.__dict__[k] = l
else:
self.__dict__[k] = d[k]
def __getitem__(self, name):
if name in self.__dict__:
return self.__dict__[name]
def __iter__(self):
return iter(self.__dict__.keys())

148
datacenterlight/views.py
View file

@ -4,7 +4,6 @@ from .forms import BetaAccessForm
from .models import BetaAccess, BetaAccessVMType, BetaAccessVM, VMTemplate
from django.contrib import messages
from django.core.urlresolvers import reverse
from django.core.mail import EmailMessage
from utils.mailer import BaseEmail
from django.shortcuts import render
from django.shortcuts import redirect
@ -13,14 +12,14 @@ from django.core.exceptions import ValidationError
from django.views.decorators.cache import cache_control
from django.conf import settings
from django.utils.translation import ugettext_lazy as _
from utils.forms import BillingAddressForm, UserBillingAddressForm
from utils.forms import BillingAddressForm
from utils.models import BillingAddress
from hosting.models import HostingOrder, HostingBill
from hosting.models import HostingOrder
from utils.stripe_utils import StripeUtils
from datetime import datetime
from membership.models import CustomUser, StripeCustomer
from opennebula_api.models import OpenNebulaManager
from opennebula_api.serializers import VirtualMachineTemplateSerializer, VirtualMachineSerializer, VMTemplateSerializer
from opennebula_api.serializers import VirtualMachineTemplateSerializer, VMTemplateSerializer
from datacenterlight.tasks import create_vm_task
class LandingProgramView(TemplateView):
@ -33,7 +32,6 @@ class SuccessView(TemplateView):
def get(self, request, *args, **kwargs):
if 'specs' not in request.session or 'user' not in request.session:
return HttpResponseRedirect(reverse('datacenterlight:index'))
elif 'token' not in request.session:
return HttpResponseRedirect(reverse('datacenterlight:payment'))
elif 'order_confirmation' not in request.session:
@ -79,8 +77,7 @@ class PricingView(TemplateView):
manager = OpenNebulaManager()
template = manager.get_template(template_id)
request.session['template'] = VirtualMachineTemplateSerializer(
template).data
request.session['template'] = VirtualMachineTemplateSerializer(template).data
if not request.user.is_authenticated():
request.session['next'] = reverse('hosting:payment')
@ -132,8 +129,7 @@ class BetaAccessView(FormView):
email = BaseEmail(**email_data)
email.send()
messages.add_message(
self.request, messages.SUCCESS, self.success_message)
messages.add_message(self.request, messages.SUCCESS, self.success_message)
return render(self.request, 'datacenterlight/beta_success.html', {})
@ -185,8 +181,7 @@ class BetaProgramView(CreateView):
email = BaseEmail(**email_data)
email.send()
messages.add_message(
self.request, messages.SUCCESS, self.success_message)
messages.add_message(self.request, messages.SUCCESS, self.success_message)
return HttpResponseRedirect(self.get_success_url())
@ -230,8 +225,7 @@ class IndexView(CreateView):
storage_field = forms.IntegerField(validators=[self.validate_storage])
price = request.POST.get('total')
template_id = int(request.POST.get('config'))
template = VMTemplate.objects.filter(
opennebula_vm_template_id=template_id).first()
template = VMTemplate.objects.filter(opennebula_vm_template_id=template_id).first()
template_data = VMTemplateSerializer(template).data
name = request.POST.get('name')
@ -243,40 +237,35 @@ class IndexView(CreateView):
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')
messages.add_message(self.request, messages.ERROR, msg, extra_tags='cores')
return HttpResponseRedirect(reverse('datacenterlight:index') + "#order_form")
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')
messages.add_message(self.request, messages.ERROR, msg, extra_tags='memory')
return HttpResponseRedirect(reverse('datacenterlight:index') + "#order_form")
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')
messages.add_message(self.request, messages.ERROR, msg, extra_tags='storage')
return HttpResponseRedirect(reverse('datacenterlight:index') + "#order_form")
try:
name = name_field.clean(name)
except ValidationError as err:
msg = '{} {}.'.format(name, _('is not a proper name'))
messages.add_message(
self.request, messages.ERROR, msg, extra_tags='name')
messages.add_message(self.request, messages.ERROR, msg, extra_tags='name')
return HttpResponseRedirect(reverse('datacenterlight:index') + "#order_form")
try:
email = email_field.clean(email)
except ValidationError as err:
msg = '{} {}.'.format(email, _('is not a proper email'))
messages.add_message(
self.request, messages.ERROR, msg, extra_tags='email')
messages.add_message(self.request, messages.ERROR, msg, extra_tags='email')
return HttpResponseRedirect(reverse('datacenterlight:index') + "#order_form")
specs = {
@ -341,8 +330,7 @@ class IndexView(CreateView):
email = BaseEmail(**email_data)
email.send()
messages.add_message(
self.request, messages.SUCCESS, self.success_message)
messages.add_message(self.request, messages.SUCCESS, self.success_message)
return super(IndexView, self).form_valid(form)
@ -411,7 +399,6 @@ class PaymentOrderView(FormView):
# 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
@ -436,13 +423,11 @@ class OrderConfirmationView(DetailView):
stripe_customer_id = 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, request.session.get('token'))
card_details = stripe_utils.get_card_details(customer.stripe_id, request.session.get('token'))
if not card_details.get('response_object') and not card_details.get('paid'):
msg = card_details.get('error')
messages.add_message(self.request, messages.ERROR, msg, extra_tags='failed_payment')
return HttpResponseRedirect(reverse('datacenterlight:payment') + '#payment_error')
context = {
'site_url': reverse('datacenterlight:index'),
'cc_last4': card_details.get('response_object').get('last4'),
@ -458,104 +443,23 @@ class OrderConfirmationView(DetailView):
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()
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}])
response_object = subscription_result.get('response_object')
if response_object is None or response_object.status is not 'active':
context = {}
context.update({
'paymentError': response_object.get('error')
})
return render(request, self.payment_template_name, context)
charge_response = stripe_utils.make_charge(amount=final_price,
customer=customer.stripe_id)
# Create OpenNebulaManager
manager = OpenNebulaManager(email=settings.OPENNEBULA_USERNAME,
password=settings.OPENNEBULA_PASSWORD)
# Check if the payment was approved
if not charge_response.get('response_object') and not charge_response.get('paid'):
msg = charge_response.get('error')
messages.add_message(self.request, messages.ERROR, msg, extra_tags='make_charge_error')
return HttpResponseRedirect(reverse('datacenterlight:payment') + '#payment_error')
# Create a vm using oneadmin, also specify the name
vm_id = manager.create_vm(
template_id=vm_template_id,
specs=specs,
ssh_key=settings.ONEADMIN_USER_SSH_PUBLIC_KEY,
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 subscription
order.set_subscription_id(response_object)
# If the Stripe payment succeeded, 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': ['info@ungleich.ch'],
'body': "\n".join(["%s=%s" % (k, v) for (k, v) in context.items()]),
'reply_to': [context['email']],
}
email = EmailMessage(**email_data)
email.send()
charge = charge_response.get('response_object')
create_vm_task.delay(vm_template_id, user, specs, template, stripe_customer_id, billing_address_data,
billing_address_id,
charge)
request.session['order_confirmation'] = True
return HttpResponseRedirect(reverse('datacenterlight:order_success'))