firewall: add Vlan.network_type

circle/firewall/models.py

@@ -170,6 +170,8 @@ class Vlan(models.Model):
     range. The gateway also has an IP address in each range.
     """
 
+    CHOICES_NETWORK_TYPE = (('public', _('public')), ('dmz', _('dmz')),
+                            ('portforward', _('portforward')))
     vid = models.IntegerField(unique=True,
                               verbose_name=_('VID'),
                               help_text=_('The vlan ID of the subnet.'),
@@ -215,6 +217,9 @@ class Vlan(models.Model):
                                          'translated, i.e. their source '
                                          'address is rewritten to the value '
                                          'of NAT IP address.'))
+    network_type = models.CharField(choices=CHOICES_NETWORK_TYPE,
+                                    verbose_name=_('network type'),
+                                    max_length=20)
     description = models.TextField(blank=True, verbose_name=_('description'),
                                    help_text=_(
                                        'Description of the goals and elements '

circle/vm/models/network.py

@@ -110,6 +110,12 @@ class Interface(Model):
             host.ipv4 = addresses['ipv4']
             host.ipv6 = addresses['ipv6']
             host.owner = owner
+            if vlan.network_type == 'public':
+                host.shared_ip = False
+                host.pub_ipv4 = None
+            elif vlan.network_type == 'portforward':
+                host.shared_ip = True
+                host.pub_ipv4 = vlan.snat_ip
             host.full_clean()
             host.save()
         else: