| import os |
| from django.db import models |
| from plstackapi.core.models import PlCoreBase |
| from plstackapi.core.models import Slice |
| from plstackapi.openstack.driver import OpenStackDriver |
| |
| # Create your models here. |
| |
| class Subnet(PlCoreBase): |
| subnet_id = models.CharField(max_length=256, unique=True) |
| cidr = models.CharField(max_length=20) |
| ip_version = models.IntegerField() |
| start = models.IPAddressField() |
| end = models.IPAddressField() |
| slice = models.ForeignKey(Slice, related_name='slice_subnet') |
| |
| def __unicode__(self): return u'%s' % (self.name) |
| |
| def save(self, *args, **kwargs): |
| driver = OpenStackDriver() |
| if not self.id: |
| subnet = driver.create_subnet(network_name=self.slice.name, |
| cidr_ip = self.cidr, |
| ip_version=self.ip_version, |
| start = self.start, |
| end = self.end) |
| |
| self.subnet_id = subnet.id |
| |
| # add subnet as interface to slice router |
| driver.add_router_interface(self.slice.router_id, subnet.id) |
| |
| super(Subnet, self).save(*args, **kwargs) |
| |
| |
| def delete(self, *args, **kwargs): |
| # delete quantum network |
| driver = OpenStackDriver() |
| driver.delete_subnet(self.subnet_id) |
| driver.delete_router_interface(self.slice.router_id, self.subnet.id) |
| super(Subnet, self).delete(*args, **kwargs) |