forked from uncloud/uncloud
139 lines
5.1 KiB
Python
139 lines
5.1 KiB
Python
from django.shortcuts import render
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from django.contrib.auth.models import User
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from django.shortcuts import get_object_or_404
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from rest_framework import viewsets, permissions
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from rest_framework.response import Response
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from rest_framework.exceptions import ValidationError
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from .models import VMHost, VMProduct, VMSnapshotProduct, VMDiskProduct, VMDiskImageProduct
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from uncloud_pay.models import Order
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from .serializers import VMHostSerializer, VMProductSerializer, VMSnapshotProductSerializer, VMDiskImageProductSerializer, VMDiskProductSerializer
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import datetime
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class VMHostViewSet(viewsets.ModelViewSet):
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serializer_class = VMHostSerializer
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queryset = VMHost.objects.all()
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permission_classes = [permissions.IsAdminUser]
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class VMDiskImageProductMineViewSet(viewsets.ModelViewSet):
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permission_classes = [permissions.IsAuthenticated]
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serializer_class = VMDiskImageProductSerializer
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def get_queryset(self):
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return VMDiskImageProduct.objects.filter(owner=self.request.user)
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def create(self, request):
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serializer = VMDiskImageProductSerializer(data=request.data, context={'request': request})
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serializer.is_valid(raise_exception=True)
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# did not specify size NOR import url?
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if not serializer.validated_data['size_in_gb']:
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if not serializer.validated_data['import_url']:
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raise ValidationError(detail={ 'error_mesage': 'Specify either import_url or size_in_gb' })
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serializer.save(owner=request.user)
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return Response(serializer.data)
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class VMDiskImageProductPublicViewSet(viewsets.ReadOnlyModelViewSet):
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permission_classes = [permissions.IsAuthenticated]
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serializer_class = VMDiskImageProductSerializer
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def get_queryset(self):
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return VMDiskImageProduct.objects.filter(is_public=True)
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class VMDiskProductViewSet(viewsets.ModelViewSet):
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"""
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Let a user modify their own VMDisks
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"""
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permission_classes = [permissions.IsAuthenticated]
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serializer_class = VMDiskProductSerializer
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def get_queryset(self):
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return VMDiskProduct.objects.filter(owner=self.request.user)
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def create(self, request):
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serializer = VMDiskProductSerializer(data=request.data, context={'request': request})
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serializer.is_valid(raise_exception=True)
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# get disk size from image, if not specified
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if not 'size_in_gb' in serializer.validated_data:
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size_in_gb = serializer.validated_data['image'].size_in_gb
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else:
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size_in_gb = serializer.validated_data['size_in_gb']
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if size_in_gb < serializer.validated_data['image'].size_in_gb:
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raise ValidationError(detail={ 'error_mesage': 'Size is smaller than original image' })
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serializer.save(owner=request.user, size_in_gb=size_in_gb)
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return Response(serializer.data)
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class VMProductViewSet(viewsets.ModelViewSet):
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permission_classes = [permissions.IsAuthenticated]
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serializer_class = VMProductSerializer
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def get_queryset(self):
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return VMProduct.objects.filter(owner=self.request.user)
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def create(self, request):
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serializer = VMProductSerializer(data=request.data, context={'request': request})
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serializer.is_valid(raise_exception=True)
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# Create order
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now = datetime.datetime.now()
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order = Order(owner=request.user,
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creation_date=now,
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starting_date=now,
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recurring_price=20,
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one_time_price=0,
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recurring_period="per_month")
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order.save()
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serializer.save(owner=request.user, order=order)
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return Response(serializer.data)
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class VMSnapshotProductViewSet(viewsets.ModelViewSet):
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permission_classes = [permissions.IsAuthenticated]
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serializer_class = VMSnapshotProductSerializer
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def get_queryset(self):
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return VMSnapshotProduct.objects.filter(owner=self.request.user)
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def create(self, request):
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serializer = VMSnapshotProductSerializer(data=request.data, context={'request': request})
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# This verifies that the VM belongs to the request user
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serializer.is_valid(raise_exception=True)
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disks = VMDiskProduct.objects.filter(vm=serializer.validated_data['vm'])
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ssds_size = sum([d.size_in_gb for d in disks if d.storage_class == 'ssd'])
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hdds_size = sum([d.size_in_gb for d in disks if d.storage_class == 'hdd'])
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recurring_price = serializer.pricing['per_gb_ssd'] * ssds_size + serializer.pricing['per_gb_hdd'] * hdds_size
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recurring_period = serializer.pricing['recurring_period']
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# Create order
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now = datetime.datetime.now()
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order = Order(owner=request.user,
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creation_date=now,
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starting_date=now,
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recurring_price=recurring_price,
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one_time_price=0,
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recurring_period=recurring_period)
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order.save()
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serializer.save(owner=request.user,
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order=order,
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gb_ssd=ssds_size,
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gb_hdd=hdds_size)
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return Response(serializer.data)
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