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-rw-r--r--lcm/lcm/nf/urls.py2
-rw-r--r--lcm/lcm/nf/views/scale_to_level_view.py92
2 files changed, 94 insertions, 0 deletions
diff --git a/lcm/lcm/nf/urls.py b/lcm/lcm/nf/urls.py
index c056eed7..aa639703 100644
--- a/lcm/lcm/nf/urls.py
+++ b/lcm/lcm/nf/urls.py
@@ -21,6 +21,7 @@ from lcm.nf.views.subscriptions_view import SubscriptionsView
from lcm.nf.views.heal_vnf_view import HealVnfView
from lcm.nf.views.operate_vnf_view import OperateVnfView
from lcm.nf.views.scale_vnf_view import ScaleVnfView
+from lcm.nf.views.scale_to_level_view import ScaleVnfToLevelView
from lcm.nf.views.lcm_op_occs_view import QueryMultiVnfLcmOpOccs, QuerySingleVnfLcmOpOcc
urlpatterns = [
@@ -32,6 +33,7 @@ urlpatterns = [
url(r'^api/vnflcm/v1/vnf_instances/(?P<instanceid>[0-9a-zA-Z_-]+)/heal$', HealVnfView.as_view()),
url(r'^api/vnflcm/v1/vnf_instances/(?P<instanceid>[0-9a-zA-Z_-]+)/operate$', OperateVnfView.as_view()),
url(r'^vnf_instances/(?P<instanceid>[0-9a-zA-Z_-]+)/scale$', ScaleVnfView.as_view()),
+ url(r'^vnf_instances/(?P<instanceid>[0-9a-zA-Z_-]+)/scale_to_level$', ScaleVnfToLevelView.as_view()),
url(r'^api/vnflcm/v1/vnf_lcm_op_occs$', QueryMultiVnfLcmOpOccs.as_view()),
url(r'^api/vnflcm/v1/vnf_lcm_op_occs/(?P<lcmopoccid>[0-9a-zA-Z_-]+)$', QuerySingleVnfLcmOpOcc.as_view()),
]
diff --git a/lcm/lcm/nf/views/scale_to_level_view.py b/lcm/lcm/nf/views/scale_to_level_view.py
new file mode 100644
index 00000000..9dafc9ec
--- /dev/null
+++ b/lcm/lcm/nf/views/scale_to_level_view.py
@@ -0,0 +1,92 @@
+# Copyright (C) 2019 ZTE. All Rights Reserved.
+#
+# 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.nf.serializers.scale_vnf_to_level_request_serializer import ScaleVnfToLevelRequestSerializer
+from lcm.nf.serializers.response import ProblemDetailsSerializer
+from lcm.pub.exceptions import NFLCMException, NFLCMExceptionNotFound, NFLCMExceptionConflict
+from lcm.pub.utils.jobutil import JobUtil
+from lcm.pub.database.models import NfInstModel
+from lcm.nf.const import VNF_STATUS
+
+logger = logging.getLogger(__name__)
+
+
+class ScaleVnfToLevelView(APIView):
+ @swagger_auto_schema(
+ request_body=ScaleVnfToLevelRequestSerializer(),
+ responses={
+ status.HTTP_202_ACCEPTED: "Success",
+ status.HTTP_404_NOT_FOUND: ProblemDetailsSerializer(),
+ status.HTTP_409_CONFLICT: ProblemDetailsSerializer(),
+ status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
+ }
+ )
+ def post(self, request, instanceid):
+ logger.debug("ScaleVnfToLevel--post::> %s" % request.data)
+ try:
+ scale_to_level_serializer = ScaleVnfToLevelRequestSerializer(data=request.data)
+ if not scale_to_level_serializer.is_valid():
+ raise NFLCMException(scale_to_level_serializer.errors)
+
+ job_id = JobUtil.create_job('NF', 'SCALE_TO_LEVEL', instanceid)
+ JobUtil.add_job_status(job_id, 0, "SCALE_VNF_TO_LEVEL_READY")
+ self.scale_pre_check(instanceid, job_id)
+
+ # ScaleVnfToLevel(scale_to_level_serializer.data, instanceid, job_id).start()
+
+ response = Response(data={"jobId": job_id},
+ status=status.HTTP_202_ACCEPTED)
+ return response
+ except NFLCMExceptionNotFound as e:
+ probDetail = ProblemDetailsSerializer(data={"status": status.HTTP_404_NOT_FOUND,
+ "detail": "VNF Instance not found"})
+ resp_isvalid = probDetail.is_valid()
+ if not resp_isvalid:
+ raise NFLCMException(probDetail.errors)
+ return Response(data=probDetail.data,
+ status=status.HTTP_404_NOT_FOUND)
+ except NFLCMExceptionConflict as e:
+ probDetail = ProblemDetailsSerializer(data={"status": status.HTTP_409_CONFLICT,
+ "detail": "VNF Instance not in Instantiated State"})
+ resp_isvalid = probDetail.is_valid()
+ if not resp_isvalid:
+ raise NFLCMException(probDetail.errors)
+ return Response(data=probDetail.data,
+ status=status.HTTP_409_CONFLICT)
+ except NFLCMException as e:
+ logger.error(e.message)
+ return Response(data={'error': '%s' % e.message},
+ status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+ except Exception as e:
+ logger.error(e.message)
+ logger.error(traceback.format_exc())
+ return Response(data={'error': 'unexpected exception'},
+ status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
+ def scale_pre_check(self, nf_inst_id, job_id):
+ vnf_insts = NfInstModel.objects.filter(nfinstid=nf_inst_id)
+ if not vnf_insts.exists():
+ raise NFLCMExceptionNotFound("VNF nf_inst_id does not exist.")
+
+ vnf_insts.update(status=VNF_STATUS.SCALING)
+ JobUtil.add_job_status(job_id, 15, 'Nf scaling to level pre-check finish')
+ logger.info("Nf scaling to level pre-check finish")