phase in vpn

Signed-off-by: Nico Schottelius <nico@nico-notebook.schottelius.org>

uncloud_django_based/uncloud/uncloud_net/models.py

@@ -1,4 +1,36 @@
 from django.db import models
+from django.contrib.auth import get_user_model
+from django.core.validators import MinValueValidator, MaxValueValidator
+
+
+from uncloud_pay.models import Product, RecurringPeriod
+from uncloud.models import UncloudModel, UncloudStatus
+
+class VPNPool(UncloudModel):
+    """
+    Network address pools from which VPNs can be created
+    """
+
+    network = models.GenericIPAddressField(primary_key=True,
+                                           editable=False)
+
+    network_size = models.IntegerField(validators=[MinValueValidator(0),
+                                                   MaxValueValidator(128)])
+
+class VPNNetwork(UncloudModel):
+    """
+    A selected network. Used for tracking reservations / used networks
+    """
+    vpnpool = models.ForeignKey(VPNPool,
+                                  on_delete=models.CASCADE)
+
+    network = models.GenericIPAddressField(primary_key=True,
+                                           editable=False)
+
+class VPNProduct(Product):
+    network = models.ForeignKey(VPNPool,
+                                on_delete=models.CASCADE)
+
 
 class MACAdress(models.Model):
-    prefix = 0x420000000000
+    default_prefix = 0x420000000000