Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 1 | def __init__(self, *args, **kwargs): |
Scott Baker | ea848b2 | 2017-05-25 09:13:47 -0700 | [diff] [blame] | 2 | volt_services = VOLTService.objects.all() |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 3 | if volt_services: |
Scott Baker | d7590f7 | 2017-07-18 11:37:22 -0700 | [diff] [blame] | 4 | self._meta.get_field("owner").default = volt_services[0].id |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 5 | super(VOLTTenant, self).__init__(*args, **kwargs) |
| 6 | self.cached_vcpe = None |
| 7 | |
| 8 | @property |
| 9 | def vcpe(self): |
Scott Baker | d7590f7 | 2017-07-18 11:37:22 -0700 | [diff] [blame] | 10 | # TODO: hardcoded service dependency |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 11 | from services.vsg.models import VSGTenant |
Scott Baker | d7590f7 | 2017-07-18 11:37:22 -0700 | [diff] [blame] | 12 | |
| 13 | vsg = None |
| 14 | for link in self.subscribed_links: |
| 15 | # cast from base class to derived class |
| 16 | vsgs = VSGTenant.objects.filter(serviceinstance_ptr=link.provider_service_instance) |
| 17 | if vsgs: |
| 18 | vsg = vsgs[0] |
| 19 | |
| 20 | if not vsg: |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 21 | return None |
| 22 | |
| 23 | # always return the same object when possible |
Scott Baker | d7590f7 | 2017-07-18 11:37:22 -0700 | [diff] [blame] | 24 | if (self.cached_vcpe) and (self.cached_vcpe.id == vsg.id): |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 25 | return self.cached_vcpe |
| 26 | |
Scott Baker | d7590f7 | 2017-07-18 11:37:22 -0700 | [diff] [blame] | 27 | vsg.caller = self.creator |
| 28 | self.cached_vcpe = vsg |
| 29 | return vsg |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 30 | |
| 31 | @vcpe.setter |
| 32 | def vcpe(self, value): |
| 33 | raise XOSConfigurationError("vOLT.vCPE cannot be set this way -- create a new vCPE object and set its subscriber_tenant instead") |
| 34 | |
| 35 | @property |
| 36 | def subscriber(self): |
Scott Baker | d7590f7 | 2017-07-18 11:37:22 -0700 | [diff] [blame] | 37 | for link in self.provided_links: |
| 38 | # cast from base class to derived class |
| 39 | roots = CordSubscriberRoot.objects.filter(serviceinstance_ptr=link.subscriber_service_instance) |
| 40 | if roots: |
| 41 | return roots[0] |
| 42 | return None |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 43 | |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 44 | def save(self, *args, **kwargs): |
Sapan Bhatia | 8fc7eb3 | 2017-05-05 20:43:43 +0200 | [diff] [blame] | 45 | if not self.creator: |
| 46 | if not getattr(self, "caller", None): |
| 47 | # caller must be set when creating a vCPE since it creates a slice |
| 48 | raise XOSProgrammingError("VOLTTenant's self.caller was not set") |
| 49 | self.creator = self.caller |
| 50 | if not self.creator: |
| 51 | raise XOSProgrammingError("VOLTTenant's self.creator was not set") |
| 52 | |
| 53 | super(VOLTTenant, self).save(*args, **kwargs) |