phase in configuration - move address to base

uncloud_net/models.py

@@ -4,16 +4,49 @@ import ipaddress
 from django.db import models
 from django.contrib.auth import get_user_model
 from django.core.validators import MinValueValidator, MaxValueValidator
+from django.core.exceptions import FieldError
+
+class UncloudNetwork(models.Model):
+    """
+    Storing IP networks
+    """
+
+    network_address = models.GenericIPAddressField(null=False, unique=True)
+    network_mask = models.IntegerField(null=False,
+                                       validators=[MinValueValidator(0),
+                                                   MaxValueValidator(128)]
+                                       )
+
+    description = models.CharField(max_length=256)
+
+    @classmethod
+    def populate_db_defaults(cls):
+        for net, desc in [
+                ( "2a0a:e5c0:11::", "uncloud Billing" ),
+                ( "2a0a:e5c0:11:1::", "uncloud Referral" )
+                ]:
+            obj, created = cls.objects.get_or_create(network_address=net,
+                                                     defaults= {
+                                                         'network_mask': 64,
+                                                         'description': desc
+                                                         }
+                                                     )
 
 
-from uncloud_pay.models import Product, RecurringPeriod
-from uncloud.models import UncloudModel, UncloudStatus
+    def save(self, *args, **kwargs):
+        if not ':' in self.network_address and self.network_mask > 32:
+            raise FieldError("Mask cannot exceed 32 for IPv4")
 
+        super().save(*args, **kwargs)
+
+
+    def __str__(self):
+        return f"{self.network_address}/{self.network_mask} {self.description}"
 
 class MACAdress(models.Model):
     default_prefix = 0x420000000000
 
-class VPNPool(UncloudModel):
+class VPNPool(models.Model):
     """
     Network address pools from which VPNs can be created
     """
@@ -145,7 +178,7 @@ AllowedIPs = {peer_network}
         pass
 
 
-class VPNNetworkReservation(UncloudModel):
+class VPNNetworkReservation(models.Model):
     """
      This class tracks the used VPN networks. It will be deleted, when the product is cancelled.
      """