diff --git a/uncloud/README.md b/uncloud/README.md index 67f960f..390a3af 100644 --- a/uncloud/README.md +++ b/uncloud/README.md @@ -51,6 +51,12 @@ Installing the postgresql service is os dependent, but some hints: * Alpine: `apk add postgresql-server && rc-update add postgresql && rc-service postgresql start` * Debian/Devuan: `apt install postgresql` +After postresql is started, apply the migrations: + +``` +python manage.py migrate +``` + ### Secrets cp `uncloud/secrets_sample.py` to `uncloud/secrets.py` and replace the @@ -70,3 +76,20 @@ sample values with real values. ### Creating a VM Snapshot + + +## Working Beta APIs + +These APIs can be used for internal testing. + +### URL Overview + +``` +http -a nicoschottelius:$(pass ungleich.ch/nico.schottelius@ungleich.ch) http://localhost:8000 +``` + +### Snapshotting + +``` +http -a nicoschottelius:$(pass ungleich.ch/nico.schottelius@ungleich.ch) http://localhost:8000/vm/snapshot/ vm_uuid=$(uuidgen) +``` diff --git a/uncloud/uncloud/settings.py b/uncloud/uncloud/settings.py index 614cd25..179ff0b 100644 --- a/uncloud/uncloud/settings.py +++ b/uncloud/uncloud/settings.py @@ -60,7 +60,7 @@ INSTALLED_APPS = [ 'django.contrib.messages', 'django.contrib.staticfiles', 'rest_framework', - 'uncloud_api', + 'uncloud_pay', 'uncloud_auth', 'uncloud_vm', 'opennebula' diff --git a/uncloud/uncloud/urls.py b/uncloud/uncloud/urls.py index 23392c5..02862a1 100644 --- a/uncloud/uncloud/urls.py +++ b/uncloud/uncloud/urls.py @@ -18,27 +18,53 @@ from django.urls import path, include from rest_framework import routers -from uncloud_api import views as apiviews from uncloud_vm import views as vmviews +from uncloud_pay import views as payviews from opennebula import views as oneviews router = routers.DefaultRouter() -router.register(r'user', apiviews.UserViewSet, basename='user') +# user / regular urls +router.register(r'vm/snapshot', vmviews.VMSnapshotProductViewSet, basename='vmsnapshotproduct') +router.register(r'vm/disk', vmviews.VMDiskProductViewSet, basename='vmdiskproduct') +router.register(r'vm/image/mine', vmviews.VMDiskImageProductMineViewSet, basename='vmdiskimagemineproduct') +router.register(r'vm/image/public', vmviews.VMDiskImageProductPublicViewSet, basename='vmdiskimagepublicproduct') + +# images the provider provides :-) +# router.register(r'vm/image/official', vmviews.VMDiskImageProductPublicViewSet, basename='vmdiskimagepublicproduct') + + + -router.register(r'vm/snapshot', apiviews.VMSnapshotView, basename='VMSnapshot') router.register(r'vm/vm', vmviews.VMProductViewSet, basename='vmproduct') +# TBD +#router.register(r'vm/disk', vmviews.VMDiskProductViewSet, basename='vmdiskproduct') + +# creates VM from os image +#router.register(r'vm/ipv6onlyvm', vmviews.VMProductViewSet, basename='vmproduct') +# ... AND adds IPv4 mapping +#router.register(r'vm/dualstackvm', vmviews.VMProductViewSet, basename='vmproduct') + +# allow vm creation from own images + + +# Pay +router.register(r'user', payviews.UserViewSet, basename='user') +router.register(r'bill', payviews.BillViewSet, basename='bill') +router.register(r'order', payviews.OrderViewSet, basename='order') +router.register(r'payment', payviews.PaymentViewSet, basename='payment') + # admin/staff urls +router.register(r'admin/bill', payviews.AdminBillViewSet, basename='admin/bill') +router.register(r'admin/payment', payviews.AdminPaymentViewSet, basename='admin/payment') +router.register(r'admin/order', payviews.AdminOrderViewSet, basename='admin/order') router.register(r'admin/vmhost', vmviews.VMHostViewSet) router.register(r'admin/opennebula', oneviews.VMViewSet, basename='opennebula') router.register(r'admin/opennebula_raw', oneviews.RawVMViewSet) -# Wire up our API using automatic URL routing. -# Additionally, we include login URLs for the browsable API. urlpatterns = [ path('', include(router.urls)), - path('admin/', admin.site.urls), # login to django itself path('api-auth/', include('rest_framework.urls', namespace='rest_framework')) # for login to REST API ] diff --git a/uncloud/uncloud_api/admin.py b/uncloud/uncloud_api/admin.py deleted file mode 100644 index d242668..0000000 --- a/uncloud/uncloud_api/admin.py +++ /dev/null @@ -1,6 +0,0 @@ -from django.contrib import admin - -from .models import Product, Feature - -#admin.site.register(Product) -#admin.site.register(Feature) diff --git a/uncloud/uncloud_api/apps.py b/uncloud/uncloud_api/apps.py deleted file mode 100644 index 6830fa2..0000000 --- a/uncloud/uncloud_api/apps.py +++ /dev/null @@ -1,5 +0,0 @@ -from django.apps import AppConfig - - -class ApiConfig(AppConfig): - name = 'uncloud_api' diff --git a/uncloud/uncloud_api/management/commands/hack.py b/uncloud/uncloud_api/management/commands/hack.py deleted file mode 100644 index e129952..0000000 --- a/uncloud/uncloud_api/management/commands/hack.py +++ /dev/null @@ -1,26 +0,0 @@ -import time -from django.conf import settings -from django.core.management.base import BaseCommand - -import uncloud_api.models - -import inspect -import sys -import re - -class Command(BaseCommand): - args = '' - help = 'hacking - only use if you are Nico' - - def add_arguments(self, parser): - parser.add_argument('command', type=str, help='Command') - - def handle(self, *args, **options): - getattr(self, options['command'])(**options) - - @classmethod - def classtest(cls, **_): - clsmembers = inspect.getmembers(sys.modules['uncloud_api.models'], inspect.isclass) - for name, c in clsmembers: - if re.match(r'.+Product$', name): - print("{} -> {}".format(name, c)) diff --git a/uncloud/uncloud_api/management/commands/snapshot.py b/uncloud/uncloud_api/management/commands/snapshot.py deleted file mode 100644 index 41d0e38..0000000 --- a/uncloud/uncloud_api/management/commands/snapshot.py +++ /dev/null @@ -1,29 +0,0 @@ -import time -from django.conf import settings -from django.core.management.base import BaseCommand - -from uncloud_api import models - - -class Command(BaseCommand): - args = '' - help = 'VM Snapshot support' - - def add_arguments(self, parser): - parser.add_argument('command', type=str, help='Command') - - def handle(self, *args, **options): - print("Snapshotting") - #getattr(self, options['command'])(**options) - - @classmethod - def monitor(cls, **_): - while True: - try: - tweets = models.Reply.get_target_tweets() - responses = models.Reply.objects.values_list('tweet_id', flat=True) - new_tweets = [x for x in tweets if x.id not in responses] - models.Reply.send(new_tweets) - except TweepError as e: - print(e) - time.sleep(60) diff --git a/uncloud/uncloud_api/migrations/0002_vmsnapshotproduct_vm_uuid.py b/uncloud/uncloud_api/migrations/0002_vmsnapshotproduct_vm_uuid.py deleted file mode 100644 index b35317e..0000000 --- a/uncloud/uncloud_api/migrations/0002_vmsnapshotproduct_vm_uuid.py +++ /dev/null @@ -1,19 +0,0 @@ -# Generated by Django 3.0.3 on 2020-02-25 18:16 - -from django.db import migrations, models -import uuid - - -class Migration(migrations.Migration): - - dependencies = [ - ('uncloud_api', '0001_initial'), - ] - - operations = [ - migrations.AddField( - model_name='vmsnapshotproduct', - name='vm_uuid', - field=models.UUIDField(default=uuid.uuid4, editable=False), - ), - ] diff --git a/uncloud/uncloud_api/migrations/0003_auto_20200225_1950.py b/uncloud/uncloud_api/migrations/0003_auto_20200225_1950.py deleted file mode 100644 index be7624c..0000000 --- a/uncloud/uncloud_api/migrations/0003_auto_20200225_1950.py +++ /dev/null @@ -1,36 +0,0 @@ -# Generated by Django 3.0.3 on 2020-02-25 19:50 - -from django.conf import settings -from django.db import migrations, models -import django.db.models.deletion - - -class Migration(migrations.Migration): - - dependencies = [ - migrations.swappable_dependency(settings.AUTH_USER_MODEL), - ('uncloud_api', '0002_vmsnapshotproduct_vm_uuid'), - ] - - operations = [ - migrations.AlterField( - model_name='vmsnapshotproduct', - name='gb_hdd', - field=models.FloatField(editable=False), - ), - migrations.AlterField( - model_name='vmsnapshotproduct', - name='gb_ssd', - field=models.FloatField(editable=False), - ), - migrations.AlterField( - model_name='vmsnapshotproduct', - name='owner', - field=models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL), - ), - migrations.AlterField( - model_name='vmsnapshotproduct', - name='vm_uuid', - field=models.UUIDField(), - ), - ] diff --git a/uncloud/uncloud_api/models.py b/uncloud/uncloud_api/models.py deleted file mode 100644 index 6a6f9c8..0000000 --- a/uncloud/uncloud_api/models.py +++ /dev/null @@ -1,139 +0,0 @@ -import uuid - -from django.db import models -from django.contrib.auth import get_user_model - -# Product in DB vs. product in code -# DB: -# - need to define params (+param types) in db -> messy? -# - get /products/ is easy / automatic -# -# code -# - can have serializer/verification of fields easily in DRF -# - can have per product side effects / extra code running -# - might (??) make features easier?? -# - how to setup / query the recurring period (?) -# - could get products list via getattr() + re ...Product() classes -# -> this could include the url for ordering => /order/vm_snapshot (params) -# ---> this would work with urlpatterns - -# Combination: create specific product in DB (?) -# - a table per product (?) with 1 entry? - -# Orders -# define state in DB -# select a price from a product => product might change, order stays -# params: -# - the product uuid or name (?) => productuuid -# - the product parameters => for each feature -# - -# logs -# Should have a log = ... => 1:n field for most models! - -class Product(models.Model): - uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) - owner = models.ForeignKey(get_user_model(), - on_delete=models.CASCADE, - editable=False) - - # override these fields by default - - description = "" - recurring_period = "not_recurring" - - status = models.CharField(max_length=256, - choices = ( - ('pending', 'Pending'), - ('being_created', 'Being created'), - ('active', 'Active'), - ('deleted', 'Deleted') - ), - default='pending' - ) - - # This is calculated by each product and saved in the DB - recurring_price = models.FloatField(editable=False) - one_time_price = models.FloatField(editable=False) - - # FIXME: need recurring_time_frame - - class Meta: - abstract = True - - def __str__(self): - return "{}".format(self.name) - - -class VMSnapshotProduct(Product): - price_per_gb_ssd = 0.35 - price_per_gb_hdd = 1.5/100 - - # This we need to get from the VM - gb_ssd = models.FloatField(editable=False) - gb_hdd = models.FloatField(editable=False) - - vm_uuid = models.UUIDField() - - # Need to setup recurring_price and one_time_price and recurring period - - sample_ssd = 10 - sample_hdd = 100 - - def recurring_price(self): - return 0 - - def one_time_price(self): - return 0 - - @classmethod - def sample_price(cls): - return cls.sample_ssd * cls.price_per_gb_ssd + cls.sample_hdd * cls.price_per_gb_hdd - - description = "Create snapshot of a VM" - recurring_period = "monthly" - - @classmethod - def pricing_model(cls): - return """ -Pricing is on monthly basis and storage prices are equivalent to the storage -price in the VM. - -Price per GB SSD is: {} -Price per GB HDD is: {} - - -Sample price for a VM with {} GB SSD and {} GB HDD VM is: {}. -""".format(cls.price_per_gb_ssd, cls.price_per_gb_hdd, - cls.sample_ssd, cls.sample_hdd, cls.sample_price()) - - - - - - - - -class Feature(models.Model): - uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) - name = models.CharField(max_length=256) - - recurring_price = models.FloatField(default=0) - one_time_price = models.FloatField() - - product = models.ForeignKey(Product, on_delete=models.CASCADE) - - # params for "cpu": cpu_count -> int - # each feature can only have one parameters - # could call this "value" and set whether it is user usable - # has_value = True/False - # value = string -> int (?) - # value_int - # value_str - # value_float - - class Meta: - abstract = True - - def __str__(self): - return "'{}' - '{}'".format(self.product, self.name) diff --git a/uncloud/uncloud_api/serializers.py b/uncloud/uncloud_api/serializers.py deleted file mode 100644 index 7dc3686..0000000 --- a/uncloud/uncloud_api/serializers.py +++ /dev/null @@ -1,26 +0,0 @@ -from django.contrib.auth.models import Group -from django.contrib.auth import get_user_model - -from rest_framework import serializers - -from .models import VMSnapshotProduct - -class UserSerializer(serializers.ModelSerializer): - class Meta: - model = get_user_model() - fields = ['url', 'username', 'email'] - -class GroupSerializer(serializers.HyperlinkedModelSerializer): - class Meta: - model = Group - fields = ['url', 'name'] - -class VMSnapshotSerializer(serializers.HyperlinkedModelSerializer): - class Meta: - model = VMSnapshotProduct - fields = ['uuid', 'status', 'recurring_price', 'one_time_price' ] - -class VMSnapshotCreateSerializer(serializers.HyperlinkedModelSerializer): - class Meta: - model = VMSnapshotProduct - fields = '__all__' diff --git a/uncloud/uncloud_api/views.py b/uncloud/uncloud_api/views.py deleted file mode 100644 index eb4cc77..0000000 --- a/uncloud/uncloud_api/views.py +++ /dev/null @@ -1,94 +0,0 @@ -from django.shortcuts import render -from django.contrib.auth import get_user_model -from django.contrib.auth.models import Group - -from rest_framework import viewsets, permissions, generics - -from rest_framework.views import APIView -from rest_framework.response import Response - -from uncloud_vm.models import VMProduct -from .models import VMSnapshotProduct -from .serializers import UserSerializer, GroupSerializer, VMSnapshotSerializer, VMSnapshotCreateSerializer - - -import inspect -import sys -import re - - -# POST /vm/snapshot/ vmuuid=... => create snapshot, returns snapshot uuid -# GET /vm/snapshot => list -# DEL /vm/snapshot/ => delete -# create-list -> get, post => ListCreateAPIView -# del on other! -class VMSnapshotView(viewsets.ViewSet): - permission_classes = [permissions.IsAuthenticated] - - def list(self, request): - queryset = VMSnapshotProduct.objects.filter(owner=request.user) - serializer = VMSnapshotSerializer(queryset, many=True, context={'request': request}) - return Response(serializer.data) - - def retrieve(self, request, pk=None): - queryset = VMSnapshotProduct.objects.filter(owner=request.user) - vm = get_object_or_404(queryset, pk=pk) - serializer = VMSnapshotSerializer(vm, context={'request': request}) - return Response(serializer.data) - - def create(self, request): - print(request.data) - serializer = VMSnapshotCreateSerializer(data=request.data) - - serializer.gb_ssd = 12 - serializer.gb_hdd = 120 - print("F") - serializer.is_valid(raise_exception=True) - - print(serializer) - print("A") - serializer.save() - print("B") - - - # snapshot = VMSnapshotProduct(owner=request.user, - # **serialzer.data) - - return Response(serializer.data) - - - -# maybe drop or not --- we need something to guide the user! -# class ProductsViewSet(viewsets.ViewSet): -# permission_classes = [permissions.IsAuthenticated] - -# def list(self, request): - -# clsmembers = [] -# for modules in [ 'uncloud_api.models', 'uncloud_vm.models' ]: -# clsmembers.extend(inspect.getmembers(sys.modules[modules], inspect.isclass)) - - -# products = [] -# for name, c in clsmembers: -# # Include everything that ends in Product, but not Product itself -# m = re.match(r'(?P.+)Product$', name) -# if m: -# products.append({ -# 'name': m.group('pname'), -# 'description': c.description, -# 'recurring_period': c.recurring_period, -# 'pricing_model': c.pricing_model() -# } -# ) - - -# return Response(products) - - -class UserViewSet(viewsets.ModelViewSet): - serializer_class = UserSerializer - permission_classes = [permissions.IsAuthenticated] - - def get_queryset(self): - return self.request.user diff --git a/uncloud/uncloud_api/__init__.py b/uncloud/uncloud_net/__init__.py similarity index 100% rename from uncloud/uncloud_api/__init__.py rename to uncloud/uncloud_net/__init__.py diff --git a/uncloud/uncloud_net/admin.py b/uncloud/uncloud_net/admin.py new file mode 100644 index 0000000..8c38f3f --- /dev/null +++ b/uncloud/uncloud_net/admin.py @@ -0,0 +1,3 @@ +from django.contrib import admin + +# Register your models here. diff --git a/uncloud/uncloud_net/apps.py b/uncloud/uncloud_net/apps.py new file mode 100644 index 0000000..489beb1 --- /dev/null +++ b/uncloud/uncloud_net/apps.py @@ -0,0 +1,5 @@ +from django.apps import AppConfig + + +class UncloudNetConfig(AppConfig): + name = 'uncloud_net' diff --git a/uncloud/uncloud_api/management/__init__.py b/uncloud/uncloud_net/migrations/__init__.py similarity index 100% rename from uncloud/uncloud_api/management/__init__.py rename to uncloud/uncloud_net/migrations/__init__.py diff --git a/uncloud/uncloud_net/models.py b/uncloud/uncloud_net/models.py new file mode 100644 index 0000000..6d0c742 --- /dev/null +++ b/uncloud/uncloud_net/models.py @@ -0,0 +1,4 @@ +from django.db import models + +class MACAdress(models.Model): + prefix = 0x420000000000 diff --git a/uncloud/uncloud_api/tests.py b/uncloud/uncloud_net/tests.py similarity index 100% rename from uncloud/uncloud_api/tests.py rename to uncloud/uncloud_net/tests.py diff --git a/uncloud/uncloud_net/views.py b/uncloud/uncloud_net/views.py new file mode 100644 index 0000000..91ea44a --- /dev/null +++ b/uncloud/uncloud_net/views.py @@ -0,0 +1,3 @@ +from django.shortcuts import render + +# Create your views here. diff --git a/uncloud/uncloud_api/management/commands/__init__.py b/uncloud/uncloud_pay/__init__.py similarity index 100% rename from uncloud/uncloud_api/management/commands/__init__.py rename to uncloud/uncloud_pay/__init__.py diff --git a/uncloud/uncloud_pay/admin.py b/uncloud/uncloud_pay/admin.py new file mode 100644 index 0000000..8c38f3f --- /dev/null +++ b/uncloud/uncloud_pay/admin.py @@ -0,0 +1,3 @@ +from django.contrib import admin + +# Register your models here. diff --git a/uncloud/uncloud_pay/apps.py b/uncloud/uncloud_pay/apps.py new file mode 100644 index 0000000..051ffb4 --- /dev/null +++ b/uncloud/uncloud_pay/apps.py @@ -0,0 +1,5 @@ +from django.apps import AppConfig + + +class UncloudPayConfig(AppConfig): + name = 'uncloud_pay' diff --git a/uncloud/uncloud_pay/migrations/0001_initial.py b/uncloud/uncloud_pay/migrations/0001_initial.py new file mode 100644 index 0000000..6e57c59 --- /dev/null +++ b/uncloud/uncloud_pay/migrations/0001_initial.py @@ -0,0 +1,56 @@ +# Generated by Django 3.0.3 on 2020-02-27 10:50 + +from django.conf import settings +import django.core.validators +from django.db import migrations, models +import django.db.models.deletion +import uuid + + +class Migration(migrations.Migration): + + initial = True + + dependencies = [ + migrations.swappable_dependency(settings.AUTH_USER_MODEL), + ] + + operations = [ + migrations.CreateModel( + name='Bill', + fields=[ + ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')), + ('creation_date', models.DateTimeField()), + ('starting_date', models.DateTimeField()), + ('ending_date', models.DateTimeField()), + ('due_date', models.DateField()), + ('paid', models.BooleanField(default=False)), + ('valid', models.BooleanField(default=True)), + ('owner', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)), + ], + ), + migrations.CreateModel( + name='Payment', + fields=[ + ('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)), + ('amount', models.DecimalField(decimal_places=2, default=0.0, max_digits=10, validators=[django.core.validators.MinValueValidator(0)])), + ('source', models.CharField(choices=[('wire', 'Wire Transfer'), ('strip', 'Stripe'), ('voucher', 'Voucher'), ('referral', 'Referral'), ('unknown', 'Unknown')], default='unknown', max_length=256)), + ('timestamp', models.DateTimeField(editable=False)), + ('owner', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)), + ], + ), + migrations.CreateModel( + name='Order', + fields=[ + ('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)), + ('creation_date', models.DateTimeField()), + ('starting_date', models.DateTimeField()), + ('ending_date', models.DateTimeField(blank=True, null=True)), + ('recurring_price', models.FloatField(editable=False)), + ('one_time_price', models.FloatField(editable=False)), + ('recurring_period', models.CharField(choices=[('onetime', 'Onetime'), ('per_year', 'Per Year'), ('per_month', 'Per Month'), ('per_week', 'Per Week'), ('per_day', 'Per Day'), ('per_hour', 'Per Hour'), ('per_minute', 'Per Minute'), ('per_second', 'Per Second')], default='onetime', max_length=32)), + ('bill', models.ManyToManyField(blank=True, editable=False, null=True, to='uncloud_pay.Bill')), + ('owner', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)), + ], + ), + ] diff --git a/uncloud/uncloud_pay/migrations/0002_auto_20200227_1230.py b/uncloud/uncloud_pay/migrations/0002_auto_20200227_1230.py new file mode 100644 index 0000000..0643e9a --- /dev/null +++ b/uncloud/uncloud_pay/migrations/0002_auto_20200227_1230.py @@ -0,0 +1,18 @@ +# Generated by Django 3.0.3 on 2020-02-27 12:30 + +from django.db import migrations, models + + +class Migration(migrations.Migration): + + dependencies = [ + ('uncloud_pay', '0001_initial'), + ] + + operations = [ + migrations.AlterField( + model_name='payment', + name='source', + field=models.CharField(choices=[('wire', 'Wire Transfer'), ('stripe', 'Stripe'), ('voucher', 'Voucher'), ('referral', 'Referral'), ('unknown', 'Unknown')], default='unknown', max_length=256), + ), + ] diff --git a/uncloud/uncloud_api/migrations/__init__.py b/uncloud/uncloud_pay/migrations/__init__.py similarity index 100% rename from uncloud/uncloud_api/migrations/__init__.py rename to uncloud/uncloud_pay/migrations/__init__.py diff --git a/uncloud/uncloud_pay/models.py b/uncloud/uncloud_pay/models.py new file mode 100644 index 0000000..6a33fd5 --- /dev/null +++ b/uncloud/uncloud_pay/models.py @@ -0,0 +1,123 @@ +from django.db import models +from django.contrib.auth import get_user_model +from django.core.validators import MinValueValidator + +import uuid + +AMOUNT_MAX_DIGITS=10 +AMOUNT_DECIMALS=2 + +class Bill(models.Model): + owner = models.ForeignKey(get_user_model(), + on_delete=models.CASCADE, + editable=False) + + creation_date = models.DateTimeField() + starting_date = models.DateTimeField() + ending_date = models.DateTimeField() + due_date = models.DateField() + + paid = models.BooleanField(default=False) + valid = models.BooleanField(default=True) + + @property + def amount(self): + # iterate over all related orders + pass + + +class Order(models.Model): + uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) + owner = models.ForeignKey(get_user_model(), + on_delete=models.CASCADE, + editable=False) + + creation_date = models.DateTimeField() + starting_date = models.DateTimeField() + ending_date = models.DateTimeField(blank=True, + null=True) + + bill = models.ManyToManyField(Bill, + editable=False, + blank=True, + null=True) + + + recurring_price = models.FloatField(editable=False) + one_time_price = models.FloatField(editable=False) + + recurring_period = models.CharField(max_length=32, + choices = ( + ('onetime', 'Onetime'), + ('per_year', 'Per Year'), + ('per_month', 'Per Month'), + ('per_week', 'Per Week'), + ('per_day', 'Per Day'), + ('per_hour', 'Per Hour'), + ('per_minute', 'Per Minute'), + ('per_second', 'Per Second'), + ), + default='onetime' + + ) + + # def amount(self): + # amount = recurring_price + # if recurring and first_month: + # amount += one_time_price + + # return amount # you get the picture + + + +class Payment(models.Model): + uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) + + owner = models.ForeignKey(get_user_model(), + on_delete=models.CASCADE, + editable=False) + + amount = models.DecimalField( + default=0.0, + max_digits=AMOUNT_MAX_DIGITS, + decimal_places=AMOUNT_DECIMALS, + validators=[MinValueValidator(0)]) + + source = models.CharField(max_length=256, + choices = ( + ('wire', 'Wire Transfer'), + ('stripe', 'Stripe'), + ('voucher', 'Voucher'), + ('referral', 'Referral'), + ('unknown', 'Unknown') + ), + default='unknown') + timestamp = models.DateTimeField(editable=False) + + + + +class Product(models.Model): + uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) + owner = models.ForeignKey(get_user_model(), + on_delete=models.CASCADE, + editable=False) + + description = "" + + status = models.CharField(max_length=256, + choices = ( + ('pending', 'Pending'), + ('being_created', 'Being created'), + ('active', 'Active'), + ('deleted', 'Deleted') + ), + default='pending' + ) + + order = models.ForeignKey(Order, + on_delete=models.CASCADE, + editable=False) + + class Meta: + abstract = True diff --git a/uncloud/uncloud_pay/serializers.py b/uncloud/uncloud_pay/serializers.py new file mode 100644 index 0000000..130f683 --- /dev/null +++ b/uncloud/uncloud_pay/serializers.py @@ -0,0 +1,27 @@ +from django.contrib.auth import get_user_model +from rest_framework import serializers +from .models import Bill, Payment, Order + +class BillSerializer(serializers.ModelSerializer): + class Meta: + model = Bill + fields = ['owner', 'amount', 'due_date', 'creation_date', + 'starting_date', 'ending_date', 'paid'] + +class PaymentSerializer(serializers.ModelSerializer): + class Meta: + model = Payment + fields = ['owner', 'amount', 'source', 'timestamp'] + +class OrderSerializer(serializers.ModelSerializer): + class Meta: + model = Order + fields = '__all__' + +class UserSerializer(serializers.ModelSerializer): + class Meta: + model = get_user_model() + fields = ['username', 'email'] + + def get_balance(self, obj): + return 666 diff --git a/uncloud/uncloud_pay/tests.py b/uncloud/uncloud_pay/tests.py new file mode 100644 index 0000000..7ce503c --- /dev/null +++ b/uncloud/uncloud_pay/tests.py @@ -0,0 +1,3 @@ +from django.test import TestCase + +# Create your tests here. diff --git a/uncloud/uncloud_pay/views.py b/uncloud/uncloud_pay/views.py new file mode 100644 index 0000000..ae88861 --- /dev/null +++ b/uncloud/uncloud_pay/views.py @@ -0,0 +1,102 @@ +from django.shortcuts import render +from django.contrib.auth import get_user_model +from rest_framework import viewsets, permissions, status +from rest_framework.response import Response +from rest_framework.decorators import action + +from .models import Bill, Payment, Order +from .serializers import BillSerializer, PaymentSerializer, UserSerializer, OrderSerializer +from datetime import datetime + +### +# Standard user views: + +class BalanceViewSet(viewsets.ViewSet): + # here we return a number + # number = sum(payments) - sum(bills) + + #bills = Bill.objects.filter(owner=self.request.user) + #payments = Payment.objects.filter(owner=self.request.user) + + # sum_paid = sum([ amount for amount payments..,. ]) # you get the picture + # sum_to_be_paid = sum([ amount for amount bills..,. ]) # you get the picture + pass + + +class BillViewSet(viewsets.ReadOnlyModelViewSet): + serializer_class = BillSerializer + permission_classes = [permissions.IsAuthenticated] + + def get_queryset(self): + return Bill.objects.filter(owner=self.request.user) + + def unpaid(self, request): + return Bill.objects.filter(owner=self.request.user, paid=False) + +class PaymentViewSet(viewsets.ReadOnlyModelViewSet): + serializer_class = PaymentSerializer + permission_classes = [permissions.IsAuthenticated] + + def get_queryset(self): + return Payment.objects.filter(owner=self.request.user) + +class OrderViewSet(viewsets.ReadOnlyModelViewSet): + serializer_class = OrderSerializer + permission_classes = [permissions.IsAuthenticated] + + def get_queryset(self): + return Order.objects.filter(owner=self.request.user) + +class UserViewSet(viewsets.ReadOnlyModelViewSet): + serializer_class = UserSerializer + permission_classes = [permissions.IsAuthenticated] + + def get_queryset(self): + return get_user_model().objects.all() + + @action(detail=True) + def balance(self, request): + return Response(status=status.HTTP_204_NO_CONTENT) + +### +# Admin views. + +class AdminPaymentViewSet(viewsets.ModelViewSet): + serializer_class = PaymentSerializer + permission_classes = [permissions.IsAuthenticated] + + def get_queryset(self): + return Payment.objects.all() + + def create(self, request): + serializer = self.get_serializer(data=request.data) + serializer.is_valid(raise_exception=True) + serializer.save(timestamp=datetime.now()) + + headers = self.get_success_headers(serializer.data) + return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers) + +class AdminBillViewSet(viewsets.ModelViewSet): + serializer_class = BillSerializer + permission_classes = [permissions.IsAuthenticated] + + def get_queryset(self): + return Bill.objects.all() + + def unpaid(self, request): + return Bill.objects.filter(owner=self.request.user, paid=False) + + def create(self, request): + serializer = self.get_serializer(data=request.data) + serializer.is_valid(raise_exception=True) + serializer.save(created_at=datetime.now()) + + headers = self.get_success_headers(serializer.data) + return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers) + +class AdminOrderViewSet(viewsets.ModelViewSet): + serializer_class = OrderSerializer + permission_classes = [permissions.IsAuthenticated] + + def get_queryset(self): + return Order.objects.all() diff --git a/uncloud/uncloud_api/migrations/0001_initial.py b/uncloud/uncloud_vm/migrations/0004_vmsnapshotproduct.py similarity index 57% rename from uncloud/uncloud_api/migrations/0001_initial.py rename to uncloud/uncloud_vm/migrations/0004_vmsnapshotproduct.py index 67bdd2e..13840b5 100644 --- a/uncloud/uncloud_api/migrations/0001_initial.py +++ b/uncloud/uncloud_vm/migrations/0004_vmsnapshotproduct.py @@ -1,4 +1,4 @@ -# Generated by Django 3.0.3 on 2020-02-23 17:12 +# Generated by Django 3.0.3 on 2020-02-27 10:50 from django.conf import settings from django.db import migrations, models @@ -8,10 +8,10 @@ import uuid class Migration(migrations.Migration): - initial = True - dependencies = [ migrations.swappable_dependency(settings.AUTH_USER_MODEL), + ('uncloud_pay', '0001_initial'), + ('uncloud_vm', '0003_auto_20200225_2028'), ] operations = [ @@ -20,9 +20,11 @@ class Migration(migrations.Migration): fields=[ ('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)), ('status', models.CharField(choices=[('pending', 'Pending'), ('being_created', 'Being created'), ('active', 'Active'), ('deleted', 'Deleted')], default='pending', max_length=256)), - ('gb_ssd', models.FloatField()), - ('gb_hdd', models.FloatField()), - ('owner', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)), + ('gb_ssd', models.FloatField(editable=False)), + ('gb_hdd', models.FloatField(editable=False)), + ('vm_uuid', models.UUIDField()), + ('order', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to='uncloud_pay.Order')), + ('owner', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)), ], options={ 'abstract': False, diff --git a/uncloud/uncloud_vm/migrations/0005_auto_20200227_1230.py b/uncloud/uncloud_vm/migrations/0005_auto_20200227_1230.py new file mode 100644 index 0000000..1bd711b --- /dev/null +++ b/uncloud/uncloud_vm/migrations/0005_auto_20200227_1230.py @@ -0,0 +1,36 @@ +# Generated by Django 3.0.3 on 2020-02-27 12:30 + +from django.db import migrations, models +import django.db.models.deletion + + +class Migration(migrations.Migration): + + dependencies = [ + ('uncloud_pay', '0002_auto_20200227_1230'), + ('uncloud_vm', '0004_vmsnapshotproduct'), + ] + + operations = [ + migrations.RemoveField( + model_name='vmsnapshotproduct', + name='vm_uuid', + ), + migrations.AddField( + model_name='vmproduct', + name='order', + field=models.ForeignKey(default=0, editable=False, on_delete=django.db.models.deletion.CASCADE, to='uncloud_pay.Order'), + preserve_default=False, + ), + migrations.AddField( + model_name='vmproduct', + name='status', + field=models.CharField(choices=[('pending', 'Pending'), ('being_created', 'Being created'), ('active', 'Active'), ('deleted', 'Deleted')], default='pending', max_length=256), + ), + migrations.AddField( + model_name='vmsnapshotproduct', + name='vm', + field=models.ForeignKey(default=0, on_delete=django.db.models.deletion.CASCADE, to='uncloud_vm.VMProduct'), + preserve_default=False, + ), + ] diff --git a/uncloud/uncloud_vm/migrations/0006_auto_20200229_1545.py b/uncloud/uncloud_vm/migrations/0006_auto_20200229_1545.py new file mode 100644 index 0000000..208aeaa --- /dev/null +++ b/uncloud/uncloud_vm/migrations/0006_auto_20200229_1545.py @@ -0,0 +1,53 @@ +# Generated by Django 3.0.3 on 2020-02-29 15:45 + +from django.conf import settings +from django.db import migrations, models +import django.db.models.deletion +import uuid + + +class Migration(migrations.Migration): + + dependencies = [ + migrations.swappable_dependency(settings.AUTH_USER_MODEL), + ('uncloud_vm', '0005_auto_20200227_1230'), + ] + + operations = [ + migrations.CreateModel( + name='VMDiskImageProduct', + fields=[ + ('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)), + ('name', models.CharField(max_length=256)), + ('is_os_image', models.BooleanField(default=False)), + ('is_public', models.BooleanField(default=False)), + ('size_in_gb', models.FloatField()), + ('storage_class', models.CharField(choices=[('hdd', 'HDD'), ('ssd', 'SSD')], default='ssd', max_length=32)), + ('owner', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)), + ], + ), + migrations.RemoveField( + model_name='vmdiskproduct', + name='storage_class', + ), + migrations.AddField( + model_name='vmdiskproduct', + name='owner', + field=models.ForeignKey(default=1, editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL), + preserve_default=False, + ), + migrations.AddField( + model_name='vmnetworkcard', + name='ip_address', + field=models.GenericIPAddressField(blank=True, null=True), + ), + migrations.DeleteModel( + name='OperatingSystemDisk', + ), + migrations.AddField( + model_name='vmdiskproduct', + name='image', + field=models.ForeignKey(default=0, on_delete=django.db.models.deletion.CASCADE, to='uncloud_vm.VMDiskImageProduct'), + preserve_default=False, + ), + ] diff --git a/uncloud/uncloud_vm/migrations/0007_auto_20200229_1559.py b/uncloud/uncloud_vm/migrations/0007_auto_20200229_1559.py new file mode 100644 index 0000000..6e08c0c --- /dev/null +++ b/uncloud/uncloud_vm/migrations/0007_auto_20200229_1559.py @@ -0,0 +1,23 @@ +# Generated by Django 3.0.3 on 2020-02-29 15:59 + +from django.db import migrations, models + + +class Migration(migrations.Migration): + + dependencies = [ + ('uncloud_vm', '0006_auto_20200229_1545'), + ] + + operations = [ + migrations.AddField( + model_name='vmdiskimageproduct', + name='import_url', + field=models.URLField(blank=True, null=True), + ), + migrations.AlterField( + model_name='vmdiskimageproduct', + name='size_in_gb', + field=models.FloatField(blank=True, null=True), + ), + ] diff --git a/uncloud/uncloud_vm/migrations/0008_auto_20200229_1611.py b/uncloud/uncloud_vm/migrations/0008_auto_20200229_1611.py new file mode 100644 index 0000000..8a9be67 --- /dev/null +++ b/uncloud/uncloud_vm/migrations/0008_auto_20200229_1611.py @@ -0,0 +1,23 @@ +# Generated by Django 3.0.3 on 2020-02-29 16:11 + +from django.db import migrations, models + + +class Migration(migrations.Migration): + + dependencies = [ + ('uncloud_vm', '0007_auto_20200229_1559'), + ] + + operations = [ + migrations.AddField( + model_name='vmdiskimageproduct', + name='status', + field=models.CharField(choices=[('pending', 'Pending'), ('creating', 'Creating'), ('active', 'Active'), ('disabled', 'Disabled'), ('unusable', 'Unusable'), ('deleted', 'Deleted')], default='pending', max_length=32), + ), + migrations.AlterField( + model_name='vmhost', + name='status', + field=models.CharField(choices=[('pending', 'Pending'), ('creating', 'Creating'), ('active', 'Active'), ('disabled', 'Disabled'), ('unusable', 'Unusable'), ('deleted', 'Deleted')], default='pending', max_length=32), + ), + ] diff --git a/uncloud/uncloud_vm/models.py b/uncloud/uncloud_vm/models.py index f4b68dd..7aac05b 100644 --- a/uncloud/uncloud_vm/models.py +++ b/uncloud/uncloud_vm/models.py @@ -2,6 +2,18 @@ from django.db import models from django.contrib.auth import get_user_model import uuid +from uncloud_pay.models import Product + +STATUS_CHOICES = ( + ('pending', 'Pending'), # Initial state + ('creating', 'Creating'), # Creating VM/image/etc. + ('active', 'Active'), # Is usable / active + ('disabled', 'Disabled'), # Is usable, but cannot be used for new things + ('unusable', 'Unusable'), # Has some kind of error + ('deleted', 'Deleted'), # Does not exist anymore, only DB entry as a log +) + +STATUS_DEFAULT='pending' class VMHost(models.Model): uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) @@ -20,23 +32,12 @@ class VMHost(models.Model): status = models.CharField(max_length=32, - choices = ( - ('pending', 'Pending'), - ('active', 'Active'), - ('unusable', 'Unusable'), - ('deleted', 'Deleted'), - ), - default='pending' + choices=STATUS_CHOICES, + default=STATUS_DEFAULT ) -class VMProduct(models.Model): - uuid = models.UUIDField(primary_key=True, - default=uuid.uuid4, - editable=False) - owner = models.ForeignKey(get_user_model(), - on_delete=models.CASCADE, - editable=False) +class VMProduct(Product): vmhost = models.ForeignKey(VMHost, on_delete=models.CASCADE, editable=False, @@ -50,10 +51,31 @@ class VMProduct(models.Model): class VMWithOSProduct(VMProduct): pass -class VMDiskProduct(models.Model): - uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) - vm = models.ForeignKey(VMProduct, on_delete=models.CASCADE) - size_in_gb = models.FloatField() + +class VMDiskImageProduct(models.Model): + """ + Images are used for cloning/linking. + + They are the base for images. + + """ + + uuid = models.UUIDField(primary_key=True, + default=uuid.uuid4, + editable=False) + owner = models.ForeignKey(get_user_model(), + on_delete=models.CASCADE, + editable=False) + + name = models.CharField(max_length=256) + is_os_image = models.BooleanField(default=False) + is_public = models.BooleanField(default=False) + + size_in_gb = models.FloatField(null=True, + blank=True) + import_url = models.URLField(null=True, + blank=True) + storage_class = models.CharField(max_length=32, choices = ( @@ -63,11 +85,42 @@ class VMDiskProduct(models.Model): default='ssd' ) -class OperatingSystemDisk(VMDiskProduct): - """ Defines an Operating System Disk that can be cloned for a VM """ - os_name = models.CharField(max_length=128) + status = models.CharField(max_length=32, + choices=STATUS_CHOICES, + default=STATUS_DEFAULT + ) + +class VMDiskProduct(models.Model): + """ + The VMDiskProduct is attached to a VM. + + It is based on a VMDiskImageProduct that will be used as a basis. + + It can be enlarged, but not shrinked compared to the VMDiskImageProduct. + """ + + uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) + owner = models.ForeignKey(get_user_model(), + on_delete=models.CASCADE, + editable=False) + + vm = models.ForeignKey(VMProduct, on_delete=models.CASCADE) + image = models.ForeignKey(VMDiskImageProduct, on_delete=models.CASCADE) + + size_in_gb = models.FloatField(blank=True) class VMNetworkCard(models.Model): vm = models.ForeignKey(VMProduct, on_delete=models.CASCADE) + mac_address = models.IntegerField() + + ip_address = models.GenericIPAddressField(blank=True, + null=True) + + +class VMSnapshotProduct(Product): + gb_ssd = models.FloatField(editable=False) + gb_hdd = models.FloatField(editable=False) + + vm = models.ForeignKey(VMProduct, on_delete=models.CASCADE) diff --git a/uncloud/uncloud_vm/serializers.py b/uncloud/uncloud_vm/serializers.py index 4154aee..07d6c51 100644 --- a/uncloud/uncloud_vm/serializers.py +++ b/uncloud/uncloud_vm/serializers.py @@ -1,15 +1,57 @@ from django.contrib.auth import get_user_model from rest_framework import serializers -from .models import VMHost, VMProduct +from .models import VMHost, VMProduct, VMSnapshotProduct, VMDiskProduct, VMDiskImageProduct -class VMHostSerializer(serializers.HyperlinkedModelSerializer): +GB_SSD_PER_DAY=0.012 +GB_HDD_PER_DAY=0.0006 + +GB_SSD_PER_DAY=0.012 +GB_HDD_PER_DAY=0.0006 + + +class VMHostSerializer(serializers.ModelSerializer): class Meta: model = VMHost fields = '__all__' -class VMProductSerializer(serializers.HyperlinkedModelSerializer): +class VMProductSerializer(serializers.ModelSerializer): class Meta: model = VMProduct fields = '__all__' + +class VMDiskProductSerializer(serializers.ModelSerializer): +# vm = VMProductSerializer() + + class Meta: + model = VMDiskProduct + fields = '__all__' + +class VMDiskImageProductSerializer(serializers.ModelSerializer): + class Meta: + model = VMDiskImageProduct + fields = '__all__' + +class VMSnapshotProductSerializer(serializers.ModelSerializer): + class Meta: + model = VMSnapshotProduct + fields = '__all__' + + + # verify that vm.owner == user.request + def validate_vm(self, value): + if not value.owner == self.context['request'].user: + raise serializers.ValidationError("VM {} not found for owner {}.".format(value, + self.context['request'].user)) + disks = VMDiskProduct.objects.filter(vm=value) + + if len(disks) == 0: + raise serializers.ValidationError("VM {} does not have any disks, cannot snapshot".format(value.uuid)) + + return value + + pricing = {} + pricing['per_gb_ssd'] = 0.012 + pricing['per_gb_hdd'] = 0.0006 + pricing['recurring_period'] = 'per_day' diff --git a/uncloud/uncloud_vm/views.py b/uncloud/uncloud_vm/views.py index 91e81e1..62edaa0 100644 --- a/uncloud/uncloud_vm/views.py +++ b/uncloud/uncloud_vm/views.py @@ -5,15 +5,78 @@ from django.shortcuts import get_object_or_404 from rest_framework import viewsets, permissions from rest_framework.response import Response +from rest_framework.exceptions import ValidationError -from .models import VMHost, VMProduct -from .serializers import VMHostSerializer, VMProductSerializer + +from .models import VMHost, VMProduct, VMSnapshotProduct, VMDiskProduct, VMDiskImageProduct +from uncloud_pay.models import Order + +from .serializers import VMHostSerializer, VMProductSerializer, VMSnapshotProductSerializer, VMDiskImageProductSerializer, VMDiskProductSerializer + + +import datetime class VMHostViewSet(viewsets.ModelViewSet): serializer_class = VMHostSerializer queryset = VMHost.objects.all() permission_classes = [permissions.IsAdminUser] +class VMDiskImageProductMineViewSet(viewsets.ModelViewSet): + permission_classes = [permissions.IsAuthenticated] + serializer_class = VMDiskImageProductSerializer + + def get_queryset(self): + return VMDiskImageProduct.objects.filter(owner=self.request.user) + + def create(self, request): + serializer = VMDiskImageProductSerializer(data=request.data, context={'request': request}) + serializer.is_valid(raise_exception=True) + + # did not specify size NOR import url? + if not serializer.validated_data['size_in_gb']: + if not serializer.validated_data['import_url']: + raise ValidationError(detail={ 'error_mesage': 'Specify either import_url or size_in_gb' }) + + serializer.save(owner=request.user) + return Response(serializer.data) + + +class VMDiskImageProductPublicViewSet(viewsets.ReadOnlyModelViewSet): + permission_classes = [permissions.IsAuthenticated] + serializer_class = VMDiskImageProductSerializer + + def get_queryset(self): + return VMDiskImageProduct.objects.filter(is_public=True) + +class VMDiskProductViewSet(viewsets.ModelViewSet): + """ + Let a user modify their own VMDisks + """ + permission_classes = [permissions.IsAuthenticated] + serializer_class = VMDiskProductSerializer + + def get_queryset(self): + return VMDiskProduct.objects.filter(owner=self.request.user) + + def create(self, request): + serializer = VMDiskProductSerializer(data=request.data, context={'request': request}) + serializer.is_valid(raise_exception=True) + + # get disk size from image, if not specified + if not 'size_in_gb' in serializer.validated_data: + size_in_gb = serializer.validated_data['image'].size_in_gb + else: + size_in_gb = serializer.validated_data['size_in_gb'] + + if size_in_gb < serializer.validated_data['image'].size_in_gb: + raise ValidationError(detail={ 'error_mesage': 'Size is smaller than original image' }) + + + serializer.save(owner=request.user, size_in_gb=size_in_gb) + return Response(serializer.data) + + + class VMProductViewSet(viewsets.ModelViewSet): permission_classes = [permissions.IsAuthenticated] serializer_class = VMProductSerializer @@ -24,6 +87,53 @@ class VMProductViewSet(viewsets.ModelViewSet): def create(self, request): serializer = VMProductSerializer(data=request.data, context={'request': request}) serializer.is_valid(raise_exception=True) - serializer.save(owner=request.user) + # Create order + now = datetime.datetime.now() + order = Order(owner=request.user, + creation_date=now, + starting_date=now, + recurring_price=20, + one_time_price=0, + recurring_period="per_month") + order.save() + + serializer.save(owner=request.user, order=order) + return Response(serializer.data) + + +class VMSnapshotProductViewSet(viewsets.ModelViewSet): + permission_classes = [permissions.IsAuthenticated] + serializer_class = VMSnapshotProductSerializer + + def get_queryset(self): + return VMSnapshotProduct.objects.filter(owner=self.request.user) + + def create(self, request): + serializer = VMSnapshotProductSerializer(data=request.data, context={'request': request}) + + # This verifies that the VM belongs to the request user + serializer.is_valid(raise_exception=True) + + disks = VMDiskProduct.objects.filter(vm=serializer.validated_data['vm']) + ssds_size = sum([d.size_in_gb for d in disks if d.storage_class == 'ssd']) + hdds_size = sum([d.size_in_gb for d in disks if d.storage_class == 'hdd']) + + recurring_price = serializer.pricing['per_gb_ssd'] * ssds_size + serializer.pricing['per_gb_hdd'] * hdds_size + recurring_period = serializer.pricing['recurring_period'] + + # Create order + now = datetime.datetime.now() + order = Order(owner=request.user, + creation_date=now, + starting_date=now, + recurring_price=recurring_price, + one_time_price=0, + recurring_period=recurring_period) + order.save() + + serializer.save(owner=request.user, + order=order, + gb_ssd=ssds_size, + gb_hdd=hdds_size) return Response(serializer.data)