def _lb_create(self, service_id, service_name, service_namespace,
service_ip, ports):
lb = LoadbalancerKM.get(service_id)
if not lb:
lb_obj = self._vnc_create_lb(service_id, service_name,
service_namespace, service_ip)
if not lb_obj:
raise NoIdError
lb = LoadbalancerKM.locate(service_id)
self._create_listeners(service_namespace, lb, ports)
def _create_lb(self, uid, name, ns_name, event):
annotations = event['object']['metadata'].get('annotations')
ingress_controller = 'opencontrail'
if annotations:
if 'kubernetes.io/ingress.class' in annotations:
ingress_controller = annotations['kubernetes.io/ingress.class']
if ingress_controller != 'opencontrail':
self._logger.warning(
"%s - ingress controller is not opencontrail for ingress %s" %
(self._name, name))
self._delete_ingress(uid)
return
lb = LoadbalancerKM.get(uid)
if not lb:
lb_obj = self._vnc_create_lb(uid, name, ns_name, annotations)
if lb_obj is None:
return
lb = LoadbalancerKM.locate(uid)
else:
external_ip = None
if annotations and 'externalIP' in annotations:
external_ip = annotations['externalIP']
specified_fip_pool_fq_name_str = None
if annotations and 'opencontrail.org/fip-pool' in annotations:
specified_fip_pool_fq_name_str = annotations[
'opencontrail.org/fip-pool']
if external_ip != lb.external_ip:
self._deallocate_floating_ip(lb)
lb_obj = self._vnc_lib.loadbalancer_read(id=lb.uuid)
fip = self._update_floating_ip(name, ns_name, external_ip,
lb_obj,
specified_fip_pool_fq_name_str)
if fip:
lb.external_ip = external_ip
self._update_kube_api_server(name, ns_name, lb_obj, fip)
self._clear_ingress_cache_uuid(self._ingress_label_cache, uid)
spec = event['object']['spec']
new_backend_list = self._get_new_backend_list(spec, ns_name)
old_backend_list = self._get_old_backend_list(lb)
# find the unchanged backends
for new_backend in new_backend_list[:] or []:
self._update_ingress_cache(self._ingress_label_cache, ns_name,
new_backend['member']['serviceName'],
uid)
for old_backend in old_backend_list[:] or []:
if (new_backend['annotations'] == old_backend['annotations']
and new_backend['listener'] == old_backend['listener']
and new_backend['pool'] == old_backend['pool']
and new_backend['member'] == old_backend['member']):
# Create a firewall rule for this member.
fw_uuid = VncIngress.add_ingress_to_service_rule(
ns_name, name, new_backend['member']['serviceName'])
lb.add_firewall_rule(fw_uuid)
old_backend_list.remove(old_backend)
new_backend_list.remove(new_backend)
break
if len(old_backend_list) == 0 and len(new_backend_list) == 0:
return lb
# find the updated backends and update
backend_update_list = []
for new_backend in new_backend_list[:] or []:
for old_backend in old_backend_list[:] or []:
if (new_backend['annotations'] == old_backend['annotations']
and new_backend['listener'] == old_backend['listener']
and new_backend['pool'] == old_backend['pool']):
backend = old_backend
backend['member']['member_id'] = old_backend['member_id']
backend['member']['serviceName'] = new_backend['member'][
'serviceName']
backend['member']['servicePort'] = new_backend['member'][
'servicePort']
backend_update_list.append(backend)
old_backend_list.remove(old_backend)
new_backend_list.remove(new_backend)
for backend in backend_update_list or []:
ll = LoadbalancerListenerKM.get(backend['listener_id'])
pool = LoadbalancerPoolKM.get(backend['pool_id'])
backend_member = backend['member']
member = self._update_member(ns_name, backend_member, pool)
if member is None:
self._logger.error("%s - Deleting Listener %s and Pool %s" %
(self._name, ll.name, pool.name))
self._vnc_delete_pool(pool.uuid)
LoadbalancerPoolKM.delete(pool.uuid)
self._vnc_delete_listener(ll.uuid)
LoadbalancerListenerKM.delete(ll.uuid)
if len(old_backend_list) == 0 and len(new_backend_list) == 0:
return lb
# delete the old backends
for backend in old_backend_list or []:
self._delete_listener(backend['listener_id'])
deleted_fw_rule_uuid =\
VncIngress.delete_ingress_to_service_rule(
ns_name, name, backend['member']['serviceName'])
lb.remove_firewall_rule(deleted_fw_rule_uuid)
# create the new backends
for backend in new_backend_list:
# Create a firewall rule for this member.
fw_uuid = VncIngress.add_ingress_to_service_rule(
ns_name, name, backend['member']['serviceName'])
lb.add_firewall_rule(fw_uuid)
self._create_listener_pool_member(ns_name, lb, backend)
return lb
