blob: c7a3420875727c09c1db789ed8c3062a96829121 [file] [log] [blame]
# Copyright 2017-present Open Networking Foundation
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# See the License for the specific language governing permissions and
# limitations under the License.
def __init__(self, *args, **kwargs):
volt_services = VOLTService.objects.all()
if volt_services:
self._meta.get_field("owner").default = volt_services[0].id
super(VOLTTenant, self).__init__(*args, **kwargs)
self.cached_vcpe = None
def vcpe(self):
# TODO: hardcoded service dependency
from services.vsg.models import VSGTenant
vsg = None
for link in self.subscribed_links:
# cast from base class to derived class
vsgs = VSGTenant.objects.filter(serviceinstance_ptr=link.provider_service_instance)
if vsgs:
vsg = vsgs[0]
if not vsg:
return None
# always return the same object when possible
if (self.cached_vcpe) and ( ==
return self.cached_vcpe
vsg.caller = self.creator
self.cached_vcpe = vsg
return vsg
def vcpe(self, value):
raise XOSConfigurationError("vOLT.vCPE cannot be set this way -- create a new vCPE object and set its subscriber_tenant instead")
def subscriber(self):
for link in self.provided_links:
# cast from base class to derived class
roots = CordSubscriberRoot.objects.filter(serviceinstance_ptr=link.subscriber_service_instance)
if roots:
return roots[0]
return None
def save(self, *args, **kwargs):
if not self.creator:
if not getattr(self, "caller", None):
# caller must be set when creating a vCPE since it creates a slice
raise XOSProgrammingError("VOLTTenant's self.caller was not set")
self.creator = self.caller
if not self.creator:
raise XOSProgrammingError("VOLTTenant's self.creator was not set")
super(VOLTTenant, self).save(*args, **kwargs)