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# Copyright 2016-2017 ZTE Corporation.
#
# 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 logging
import traceback
from drf_yasg.utils import swagger_auto_schema
from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView
from lcm.ns.biz.ns_manual_scale import NSManualScaleService
from lcm.ns.serializers.deprecated.ns_serializers import _NsOperateJobSerializer
from lcm.ns.serializers.sol.scale_ns_serializers import ManualScaleNsReqSerializer
from lcm.pub.exceptions import NSLCMException
from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE
logger = logging.getLogger(__name__)
class NSManualScaleView(APIView):
@swagger_auto_schema(
request_body=ManualScaleNsReqSerializer(help_text="NS manual scale"),
responses={
status.HTTP_202_ACCEPTED: _NsOperateJobSerializer(),
status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
}
)
def post(self, request, ns_instance_id):
logger.debug("Enter NSManualScaleView::post %s, %s", request.data, ns_instance_id)
job_id = JobUtil.create_job("NS", JOB_TYPE.MANUAL_SCALE_VNF, ns_instance_id)
try:
req_serializer = ManualScaleNsReqSerializer(data=request.data)
if not req_serializer.is_valid():
raise NSLCMException(req_serializer.errors)
NSManualScaleService(ns_instance_id, request.data, job_id).start()
resp_serializer = _NsOperateJobSerializer(data={'jobId': job_id})
if not resp_serializer.is_valid():
raise NSLCMException(resp_serializer.errors)
return Response(data=resp_serializer.data, status=status.HTTP_202_ACCEPTED)
except Exception as e:
logger.error(traceback.format_exc())
JobUtil.add_job_status(job_id, 255, 'NS scale failed: %s' % e.message)
return Response(data={'error': 'NS scale failed: %s' % ns_instance_id},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
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