blob: aec739b474b178099e208a34b74e10f65dbdcc2f [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
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import sys
from django.db.models import Q, F
from synchronizers.new_base.modelaccessor import *
from synchronizers.new_base.SyncInstanceUsingAnsible import SyncInstanceUsingAnsible
parentdir = os.path.join(os.path.dirname(__file__), "..")
sys.path.insert(0, parentdir)
class SyncHSSDBServiceInstance(SyncInstanceUsingAnsible):
observes = HSSDBServiceInstance
template_name = "hssdbserviceinstance_playbook.yaml"
service_key_name = "/opt/xos/configurations/mcord/mcord_private_key"
def __init__(self, *args, **kwargs):
super(SyncHSSDBServiceInstance, self).__init__(*args, **kwargs)
def get_extra_attributes(self, o):
fields = {}
fields['db_ip'] = self.get_ip_address_from_peer_service_instance_instance('db_network', o, o, 'db_ip')
return fields
def get_ip_address_from_peer_service_instance(self, network_name, sitype, o, parameter=None):
peer_si = self.get_peer_serviceinstance_of_type(sitype, o)
return self.get_ip_address_from_peer_service_instance_instance(network_name, peer_si, o, parameter)
def get_ip_address_from_peer_service_instance_instance(self, network_name, peer_si, o, parameter=None):
try:
net_id = self.get_network_id(network_name)
ins_id = peer_si.leaf_model.instance_id
ip_address = Port.objects.get(
network_id=net_id, instance_id=ins_id).ip
except Exception:
self.log.error("Failed to fetch parameter",
parameter=parameter,
network_name=network_name)
self.defer_sync(o, "Waiting for parameters to become available")
return ip_address
def get_peer_serviceinstance_of_type(self, sitype, o):
prov_link_set = ServiceInstanceLink.objects.filter(
subscriber_service_instance_id=o.id)
try:
peer_service = next(
p.provider_service_instance for p in prov_link_set if p.provider_service_instance.leaf_model_name == sitype)
except StopIteration:
sub_link_set = ServiceInstanceLink.objects.filter(
provider_service_instance_id=o.id)
try:
peer_service = next(
s.subscriber_service_instance for s in sub_link_set if s.subscriber_service_instance.leaf_model_name == sitype)
except StopIteration:
self.log.error(
'Could not find service type in service graph', service_type=sitype, object=o)
raise ServiceGraphException(
"Synchronization failed due to incomplete service graph")
return peer_service
# To get each network id
def get_network_id(self, network_name):
return Network.objects.get(name=network_name).id
# To get service_instance (assumption: there is a single instance for each service)
def get_instance_id(self, serviceinstance):
instances = serviceinstance.objects.all()
instance_id = instances[0].instance_id
return instance_id
def has_instance(self, sitype, o):
try:
i = self.get_peer_serviceinstance_of_type(sitype, o)
except ServiceGraphException:
self.log.info("Missing in ServiceInstance graph",
serviceinstance=sitype)
return False
return i.leaf_model.instance_id