325 lines
11 KiB
Python
325 lines
11 KiB
Python
import logging
|
|
import os
|
|
|
|
from Crypto.PublicKey import RSA
|
|
from dateutil.relativedelta import relativedelta
|
|
from django.db import models
|
|
from django.utils import timezone
|
|
from django.utils.functional import cached_property
|
|
|
|
from membership.models import StripeCustomer, CustomUser
|
|
from utils.mixins import AssignPermissionsMixin
|
|
from utils.models import BillingAddress
|
|
from utils.stripe_utils import StripeUtils
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class HostingPlan(models.Model):
|
|
disk_size = models.FloatField(default=0.0)
|
|
cpu_cores = models.FloatField(default=0.0)
|
|
memory = models.FloatField(default=0.0)
|
|
|
|
def serialize(self):
|
|
return {
|
|
'id': self.id,
|
|
'cpu': self.cpu_cores,
|
|
'memory': self.memory,
|
|
'disk_size': self.disk_size,
|
|
'price': self.price(),
|
|
}
|
|
|
|
@classmethod
|
|
def get_serialized_configs(cls):
|
|
return [cfg.serialize()
|
|
for cfg in cls.objects.all()]
|
|
|
|
def price(self):
|
|
price = self.disk_size * 0.6
|
|
price += self.cpu_cores * 5
|
|
price += self.memory * 2
|
|
return price
|
|
|
|
|
|
class HostingOrder(AssignPermissionsMixin, models.Model):
|
|
ORDER_APPROVED_STATUS = 'Approved'
|
|
ORDER_DECLINED_STATUS = 'Declined'
|
|
|
|
vm_id = models.IntegerField(default=0)
|
|
customer = models.ForeignKey(StripeCustomer)
|
|
billing_address = models.ForeignKey(BillingAddress)
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
approved = models.BooleanField(default=False)
|
|
last4 = models.CharField(max_length=4)
|
|
cc_brand = models.CharField(max_length=10)
|
|
stripe_charge_id = models.CharField(max_length=100, null=True)
|
|
price = models.FloatField()
|
|
subscription_id = models.CharField(max_length=100, null=True)
|
|
|
|
permissions = ('view_hostingorder',)
|
|
|
|
class Meta:
|
|
permissions = (
|
|
('view_hostingorder', 'View Hosting Order'),
|
|
)
|
|
|
|
def __str__(self):
|
|
return "%s" % (self.id)
|
|
|
|
@cached_property
|
|
def status(self):
|
|
return self.ORDER_APPROVED_STATUS if self.approved else self.ORDER_DECLINED_STATUS
|
|
|
|
@classmethod
|
|
def create(cls, price=None, vm_id=None, customer=None,
|
|
billing_address=None):
|
|
instance = cls.objects.create(
|
|
price=price,
|
|
vm_id=vm_id,
|
|
customer=customer,
|
|
billing_address=billing_address
|
|
)
|
|
instance.assign_permissions(customer.user)
|
|
return instance
|
|
|
|
def set_approved(self):
|
|
self.approved = True
|
|
self.save()
|
|
|
|
def set_stripe_charge(self, stripe_charge):
|
|
self.stripe_charge_id = stripe_charge.id
|
|
self.last4 = stripe_charge.source.last4
|
|
self.cc_brand = stripe_charge.source.brand
|
|
self.save()
|
|
|
|
def set_subscription_id(self, subscription_id, cc_details):
|
|
"""
|
|
When creating a Stripe subscription, we have subscription id.
|
|
We store this in the subscription_id field.
|
|
This method sets the subscription id
|
|
and the last4 and credit card brands used for this order.
|
|
|
|
:param subscription_id: Stripe's subscription id
|
|
:param cc_details: A dict containing card details
|
|
{last4, brand}
|
|
:return:
|
|
"""
|
|
self.subscription_id = subscription_id
|
|
self.last4 = cc_details.get('last4')
|
|
self.cc_brand = cc_details.get('brand')
|
|
self.save()
|
|
|
|
def get_cc_data(self):
|
|
return {
|
|
'last4': self.last4,
|
|
'cc_brand': self.cc_brand,
|
|
} if self.last4 and self.cc_brand else None
|
|
|
|
|
|
class UserHostingKey(models.Model):
|
|
user = models.ForeignKey(CustomUser)
|
|
public_key = models.TextField()
|
|
private_key = models.FileField(upload_to='private_keys', blank=True)
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
name = models.CharField(max_length=100)
|
|
|
|
@staticmethod
|
|
def generate_RSA(bits=2048):
|
|
'''
|
|
Generate an RSA keypair with an exponent of 65537 in PEM format
|
|
param: bits The key length in bits
|
|
Return private key and public key
|
|
'''
|
|
new_key = RSA.generate(2048, os.urandom)
|
|
public_key = new_key.publickey().exportKey("OpenSSH")
|
|
private_key = new_key.exportKey("PEM")
|
|
return private_key, public_key
|
|
|
|
@classmethod
|
|
def generate_keys(cls):
|
|
private_key, public_key = cls.generate_RSA()
|
|
# self.public_key = public_key
|
|
# self.save(update_fields=['public_key'])
|
|
return private_key, public_key
|
|
|
|
|
|
class HostingBill(AssignPermissionsMixin, models.Model):
|
|
customer = models.ForeignKey(StripeCustomer)
|
|
billing_address = models.ForeignKey(BillingAddress)
|
|
total_price = models.FloatField(default=0.0)
|
|
|
|
permissions = ('view_hostingbill',)
|
|
|
|
class Meta:
|
|
permissions = (
|
|
('view_hostingbill', 'View Hosting Bill'),
|
|
)
|
|
|
|
def __str__(self):
|
|
return "%s" % (self.customer.user.email)
|
|
|
|
@classmethod
|
|
def create(cls, customer=None, billing_address=None):
|
|
instance = cls.objects.create(customer=customer,
|
|
billing_address=billing_address)
|
|
return instance
|
|
|
|
|
|
class VMDetail(models.Model):
|
|
user = models.ForeignKey(CustomUser)
|
|
vm_id = models.IntegerField(default=0)
|
|
disk_size = models.FloatField(default=0.0)
|
|
cores = models.FloatField(default=0.0)
|
|
memory = models.FloatField(default=0.0)
|
|
configuration = models.CharField(default='', max_length=25)
|
|
ipv4 = models.TextField(default='')
|
|
ipv6 = models.TextField(default='')
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
terminated_at = models.DateTimeField(null=True)
|
|
|
|
def end_date(self):
|
|
end_date = self.terminated_at if self.terminated_at else timezone.now()
|
|
months = relativedelta(end_date, self.created_at).months or 1
|
|
end_date = self.created_at + relativedelta(months=months, days=-1)
|
|
return end_date
|
|
|
|
|
|
class UserCardDetail(AssignPermissionsMixin, models.Model):
|
|
permissions = ('view_usercarddetail',)
|
|
stripe_customer = models.ForeignKey(StripeCustomer)
|
|
last4 = models.CharField(max_length=4)
|
|
brand = models.CharField(max_length=10)
|
|
card_id = models.CharField(max_length=100, blank=True, default='')
|
|
fingerprint = models.CharField(max_length=100)
|
|
exp_month = models.IntegerField(null=False)
|
|
exp_year = models.IntegerField(null=False)
|
|
preferred = models.BooleanField(default=False)
|
|
|
|
class Meta:
|
|
permissions = (
|
|
('view_usercarddetail', 'View User Card'),
|
|
)
|
|
|
|
@classmethod
|
|
def create(cls, stripe_customer=None, last4=None, brand=None,
|
|
fingerprint=None, exp_month=None, exp_year=None, card_id=None,
|
|
preferred=False):
|
|
instance = cls.objects.create(
|
|
stripe_customer=stripe_customer, last4=last4, brand=brand,
|
|
fingerprint=fingerprint, exp_month=exp_month, exp_year=exp_year,
|
|
card_id=card_id, preferred=preferred
|
|
)
|
|
instance.assign_permissions(stripe_customer.user)
|
|
return instance
|
|
|
|
@classmethod
|
|
def get_all_cards_list(cls, stripe_customer):
|
|
"""
|
|
Get all the cards of the given customer as a list
|
|
|
|
:param stripe_customer: The StripeCustomer object
|
|
:return: A list of all cards; an empty list if the customer object is
|
|
None
|
|
"""
|
|
cards_list = []
|
|
if stripe_customer is None:
|
|
return cards_list
|
|
user_card_details = UserCardDetail.objects.filter(
|
|
stripe_customer_id=stripe_customer.id
|
|
)
|
|
for card in user_card_details:
|
|
cards_list.append({
|
|
'last4': card.last4, 'brand': card.brand, 'id': card.id,
|
|
'preferred': card.preferred
|
|
})
|
|
return cards_list
|
|
|
|
@classmethod
|
|
def get_or_create_user_card_detail(cls, stripe_customer, card_details):
|
|
"""
|
|
A method that checks if a UserCardDetail object exists already
|
|
based upon the given card_details and creates it for the given
|
|
customer if it does not exist. It returns the UserCardDetail object
|
|
matching the given card_details if it exists.
|
|
|
|
:param stripe_customer: The given StripeCustomer object to whom the
|
|
card object should belong to
|
|
:param card_details: A dictionary identifying a given card
|
|
:return: UserCardDetail object
|
|
"""
|
|
try:
|
|
card_detail = UserCardDetail.objects.get(
|
|
stripe_customer=stripe_customer,
|
|
fingerprint=card_details['fingerprint'],
|
|
exp_month=card_details['exp_month'],
|
|
exp_year=card_details['exp_year']
|
|
)
|
|
except UserCardDetail.DoesNotExist:
|
|
preferred = False
|
|
if 'preferred' in card_details:
|
|
preferred = card_details['preferred']
|
|
card_detail = UserCardDetail.create(
|
|
stripe_customer=stripe_customer,
|
|
last4=card_details['last4'],
|
|
brand=card_details['brand'],
|
|
fingerprint=card_details['fingerprint'],
|
|
exp_month=card_details['exp_month'],
|
|
exp_year=card_details['exp_year'],
|
|
card_id=card_details['card_id'],
|
|
preferred=preferred
|
|
)
|
|
return card_detail
|
|
|
|
def set_default_card(self, stripe_api_cus_id, stripe_source_id):
|
|
"""
|
|
Sets the given stripe source as the default source for the given
|
|
Stripe customer
|
|
:param stripe_api_cus_id: Stripe customer id
|
|
:param stripe_source_id: The Stripe source id
|
|
:return:
|
|
"""
|
|
stripe_utils = StripeUtils()
|
|
cus_response = stripe_utils.get_customer(stripe_api_cus_id)
|
|
cu = cus_response['response_object']
|
|
cu.default_source = stripe_source_id
|
|
cu.save()
|
|
self.save_default_card(stripe_api_cus_id, stripe_source_id)
|
|
|
|
def set_default_card_from_stripe(self, stripe_api_cus_id):
|
|
stripe_utils = StripeUtils()
|
|
cus_response = stripe_utils.get_customer(stripe_api_cus_id)
|
|
cu = cus_response['response_object']
|
|
default_source = cu.default_source
|
|
if default_source is not None:
|
|
self.save_default_card(stripe_api_cus_id, default_source)
|
|
|
|
def save_default_card(self, stripe_api_cus_id, card_id):
|
|
stripe_cust = StripeCustomer.objects.get(stripe_id=stripe_api_cus_id)
|
|
user_card_detail = UserCardDetail.objects.get(
|
|
stripe_customer=stripe_cust, card_id=card_id
|
|
)
|
|
for card in stripe_cust.usercarddetail_set.all():
|
|
card.preferred = False
|
|
card.save()
|
|
user_card_detail.preferred = True
|
|
user_card_detail.save()
|
|
|
|
@staticmethod
|
|
def contains(stripe_customer, card_details):
|
|
"""
|
|
A utility function to check whether a StripeCustomer is already
|
|
associated with the card having given details
|
|
:param stripe_customer:
|
|
:param card_details:
|
|
:return:
|
|
"""
|
|
try:
|
|
UserCardDetail.objects.get(
|
|
stripe_customer=stripe_customer,
|
|
fingerprint=card_details['fingerprint'],
|
|
exp_month=card_details['exp_month'],
|
|
exp_year=card_details['exp_year']
|
|
)
|
|
return True
|
|
except UserCardDetail.DoesNotExist:
|
|
return False
|