Wire disk images to VM creation/ordering

uncloud_django_based/uncloud/uncloud_vm/serializers.py

@@ -31,13 +31,16 @@ class VMDiskProductSerializer(serializers.ModelSerializer):
         model = VMDiskProduct
         fields = '__all__'
 
+class CreateVMDiskProductSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = VMDiskProduct
+        fields = ['size_in_gb', 'image']
+
 class VMDiskImageProductSerializer(serializers.ModelSerializer):
     class Meta:
         model = VMDiskImageProduct
         fields = '__all__'
 
-
-
 class DCLVMProductSerializer(serializers.HyperlinkedModelSerializer):
     """
     Create an interface similar to standard DCL
@@ -84,18 +87,19 @@ class VMSnapshotProductSerializer(serializers.ModelSerializer):
     pricing['per_gb_hdd'] = 0.0006
     pricing['recurring_period'] = 'per_day'
 
-class VMProductSerializer(serializers.ModelSerializer):
-    class Meta:
-        model = VMProduct
-        fields = ['uuid', 'order', 'owner', 'status', 'name',
-                  'cores', 'ram_in_gb', 'recurring_period',
-                  'snapshots', 'disks',
-                  'extra_data' ]
-        read_only_fields = ['uuid', 'order', 'owner', 'status' ]
 
+class VMProductSerializer(serializers.HyperlinkedModelSerializer):
     # Custom field used at creation (= ordering) only.
     recurring_period = serializers.ChoiceField(
-        choices=VMProduct.allowed_recurring_periods())
+            choices=VMProduct.allowed_recurring_periods())
+    primary_disk = CreateVMDiskProductSerializer()
+
+    class Meta:
+        model = VMProduct
+        fields = ['uuid', 'order', 'owner', 'status', 'name', \
+                'cores', 'ram_in_gb', 'recurring_period', 'primary_disk',
+                'snapshots', 'disks', 'extra_data' ]
+        read_only_fields = ['uuid', 'order', 'owner', 'status']
 
     snapshots = VMSnapshotProductSerializer(many=True,
                                             read_only=True)