CORD-2281: Declare networks for each ServiceInstancLink
Change-Id: I19fd8161fb303c82348e4e8aa4f9900709e17987
(cherry picked from commit baafb9f0664e188d7c05b2c961211c8ceeb84dee)
diff --git a/xos/synchronizer/model_policies/model_policy_vepcserviceinstance.py b/xos/synchronizer/model_policies/model_policy_vepcserviceinstance.py
index c75fc99..a6e7475 100644
--- a/xos/synchronizer/model_policies/model_policy_vepcserviceinstance.py
+++ b/xos/synchronizer/model_policies/model_policy_vepcserviceinstance.py
@@ -20,15 +20,19 @@
from multistructlog import create_logger
log = create_logger(Config().get('logging'))
+
blueprints = Config().get('blueprints')
+
def service_of_service_instance(si):
- if si.endswith('Tenant'):
+ if si.endswith('Tenant'):
return si[:-len('Tenant')] + 'Service'
- elif si.endswith('ServiceInstance'):
+ elif si.endswith('ServiceInstance'):
return si[:-len('ServiceInstance')] + 'Service'
else:
- raise Exception('Could not translate service instance into service: %s'%si)
+ raise Exception(
+ 'Could not translate service instance into service: %s' % si)
+
class VEPCServiceInstancePolicy(Policy):
model_name = "VEPCServiceInstance"
@@ -42,6 +46,7 @@
"""TODO: Update the following to not be service-specific
This code assumes there is only one vendor installed
"""
+
def configure_service_instance(self, service_instance):
if service_instance.leaf_model_name == 'VSPGWUTenant':
vendor = VSPGWUVendor.objects.first()
@@ -55,63 +60,77 @@
service_instance.vspgwc_vendor = vendor
def child_service_instance_from_name(self, name):
- service_instances = self.obj.child_serviceinstances.all()
+ service_instances = self.obj.child_serviceinstances.all()
service_instances.extend(self.in_memory_instances)
try:
- service_instance = next(s for s in service_instances if s.leaf_model_name == name)
+ service_instance = next(
+ s for s in service_instances if s.leaf_model_name == name)
except StopIteration:
service_instance = None
- return service_instance
+ return service_instance
def get_service_for_service_instance(self, si):
service = service_of_service_instance(si)
service_class = getattr(Slice().stub, service)
- service_obj = service_class.objects.first() # There's only one service object
+ service_obj = service_class.objects.first() # There's only one service object
return service_obj
def create_service_instance(self, si):
service = self.get_service_for_service_instance(si)
- if not service:
- raise Exception('No service object for %s'%service)
+ if not service:
+ raise Exception('No service object for %s' % service)
- si_class = getattr(Slice().stub, si)
- s = si_class(owner = service, name = 'epc-%s-%d'%(si.lower(), self.obj.id))
- s.master_serviceinstance = self.obj
+ si_class = getattr(Slice().stub, si)
+ s = si_class(owner=service, name='epc-%s-%d' %
+ (si.lower(), self.obj.id))
+ s.master_serviceinstance = self.obj
- self.configure_service_instance(s)
- s.save()
+ self.configure_service_instance(s)
+ s.save()
self.in_memory_instances.append(s)
return s
+ def add_networks_to_service_instance(self, instance, networks):
+ for n in networks:
+ net = Network.objects.filter(name=n)[0]
+ one_and_only_slice_hopefully = instance.owner.slices.all()[0]
+ ns_object = NetworkSlice.objects.filter(
+ network=net.id, slice=one_and_only_slice_hopefully.id)
+ if not ns_object:
+ ns_object = NetworkSlice(
+ network=net, slice=one_and_only_slice_hopefully)
+ ns_object.save()
+
def create_service_instance_with_networks(self, si_name, networks):
instance = self.child_service_instance_from_name(si_name)
if not instance:
instance = self.create_service_instance(si_name)
- for n in networks:
- one_and_only_slice_hopefully = instance.owner.slices.all()[0]
- ns_object = NetworkSlice.objects.filter(network = n, slice = one_and_only_slice_hopefully)
- if not ns_object:
- ns_object = NetworkSlice(network = n, slice = one_and_only_slice_hopefully)
- ns_object.save()
+ self.add_networks_to_service_instance(instance, networks)
return instance
def create_link(self, src_instance, dst_instance):
- src_service = self.get_service_for_service_instance(src)
- dst_service = self.get_service_for_service_instance(dst)
+ src_service = self.get_service_for_service_instance(
+ src_instance.leaf_model_name)
+ dst_service = self.get_service_for_service_instance(
+ dst_instance.leaf_model_name)
- service_dependency = ServiceDependency.objects.filter(provider_service_id = dst_service.id, subscriber_service_id = src_service.id)
+ service_dependency = ServiceDependency.objects.filter(
+ provider_service_id=dst_service.id, subscriber_service_id=src_service.id)
if not service_dependency:
- service_dependency = ServiceDependency(provider_service = dst_service, subscriber_service = src_service)
+ service_dependency = ServiceDependency(
+ provider_service=dst_service, subscriber_service=src_service)
service_dependency.save()
- service_instance_link = ServiceInstanceLink.objects.filter(provider_service_instance_id = dst_instance.id, subscriber_service_instance_id = src_instance.id)
+ service_instance_link = ServiceInstanceLink.objects.filter(
+ provider_service_instance_id=dst_instance.id, subscriber_service_instance_id=src_instance.id)
if not service_instance_link:
- service_instance_link = ServiceInstanceLink(provider_service_instance = dst_instance, subscriber_service_instance = src_instance)
+ service_instance_link = ServiceInstanceLink(
+ provider_service_instance=dst_instance, subscriber_service_instance=src_instance)
service_instance_link.save()
def recursive_create_links(self, blueprint, src):
@@ -120,29 +139,44 @@
networks = node.get('networks', [])
instance = self.create_service_instance_with_networks(k, networks)
- if src:
- self.create_link(src, instance)
+ if src:
+ self.add_networks_to_service_instance(src, networks)
+ self.create_link(src, instance)
links = node.get('links', [])
- self.recursive_create_links(links, instance)
+ self.recursive_create_links(links, instance)
def create_epc_network(self, n):
network_name = n['name']
site_name = self.obj.site.name
- slice_name = '%s_%s'%(site_name, network_name)
+ slice_name = '%s_%s' % (
+ site_name, network_name.replace('_network', ''))
- slice = Slice.objects.get(name=slice_name)
- if not slice:
- slice = Slice(name = slice_name, default_isolation = "vm", network = "noauto", site = self.obj.site)
+ slices = Slice.objects.filter(name=slice_name)
+ if not slices:
+ flavor = Flavor.objects.all()[0]
+ image = Image.objects.all()[0]
+ slice = Slice(name=slice_name, default_isolation="vm", network="noauto",
+ site=self.obj.site, default_flavor=flavor, default_image=image)
slice.save()
+ else:
+ slice = slices[0]
- net = Network.objects.get(name=network_name)
- if not net:
- net = Network(name = network_name, subnet = n['subnet'], permit_all_slices = n.get('permit_all_slices', False), template = n.get('template', 'public'), owner = slice)
+ nets = Network.objects.filter(name=network_name)
+ if not nets:
+ template_name = n.get('template', 'public')
+ templates = NetworkTemplate.objects.filter(name=template_name)
+ if not templates:
+ raise Exception('Template %s not found' % template_name)
+
+ net = Network(name=network_name, subnet=n['subnet'], permit_all_slices=n.get(
+ 'permit_all_slices', False), template=templates[0], owner=slice)
net.save()
- elif net.subnet != n['subnet']:
- net.subnet = n['subnet']
- net.save()
+ else:
+ net = nets[0]
+ if net.subnet != n['subnet']:
+ net.subnet = n['subnet']
+ net.save()
self.network_map[network_name] = net
@@ -155,7 +189,8 @@
# Create service graph based on blueprint
chosen_blueprint = service_instance.blueprint
try:
- blueprint = next(b for b in blueprints if b['name'] == chosen_blueprint)
+ blueprint = next(
+ b for b in blueprints if b['name'] == chosen_blueprint)
except StopIteration:
log.error('Chosen blueprint (%s) not found' % chosen_blueprint)
@@ -169,4 +204,4 @@
self.create_networks_and_child_services(service_instance)
def handle_delete(self, service_instance):
- raise Exception("Not implemented")
+ raise Exception("Not implemented")