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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
import uuid
from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView
from lcm.ns.vnfs import create_vnfs
from lcm.ns.vnfs.create_vnfs import CreateVnfs
from lcm.ns.vnfs.verify_vnfs import VerifyVnfs
from lcm.ns.vnfs.get_vnfs import GetVnf
from lcm.ns.vnfs.scale_vnfs import NFManualScaleService
from lcm.ns.vnfs.terminate_nfs import TerminateVnfs
from lcm.ns.vnfs.grant_vnfs import GrantVnfs
from lcm.ns.vnfs.notify_lcm import NotifyLcm
from lcm.pub.exceptions import NSLCMException
from lcm.pub.msapi.extsys import get_vnfm_by_id
from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE
from lcm.pub.utils.values import ignore_case_get
logger = logging.getLogger(__name__)
class NfView(APIView):
def post(self, request):
logger.debug("VnfCreateView--post::> %s" % request.data)
data = {'ns_instance_id': ignore_case_get(request.data, 'nsInstanceId'),
'additional_param_for_ns': ignore_case_get(request.data, 'additionalParamForVnf'),
'additional_param_for_vnf': ignore_case_get(request.data, 'additionalParamForVnf'),
'vnf_index': ignore_case_get(request.data, 'vnfIndex')}
nf_inst_id, job_id = create_vnfs.prepare_create_params()
CreateVnfs(data, nf_inst_id, job_id).start()
rsp = {
"vnfInstId": nf_inst_id,
"jobId": job_id}
return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
class NfDetailView(APIView):
def get(self, request, vnfinstid):
logger.debug("VnfQueryView--get::> %s" % vnfinstid)
nf_inst_info = GetVnf(vnfinstid).do_biz()
if not nf_inst_info:
return Response(status=status.HTTP_404_NOT_FOUND)
return Response(status=status.HTTP_200_OK,
data={'vnfInstId': nf_inst_info[0].nfinstid, 'vnfName': nf_inst_info[0].nf_name,
'vnfStatus': nf_inst_info[0].status})
def post(self, request_paras, vnfinstid):
logger.debug("VnfTerminateView--post::> %s, %s", vnfinstid, request_paras.data)
vnf_inst_id = vnfinstid
terminationType = ignore_case_get(request_paras.data, 'terminationType')
gracefulTerminationTimeout = ignore_case_get(request_paras.data, 'gracefulTerminationTimeout')
job_id = JobUtil.create_job("VNF", JOB_TYPE.TERMINATE_VNF, vnf_inst_id)
data = {'terminationType': terminationType, 'gracefulTerminationTimeout': gracefulTerminationTimeout}
logger.debug("data=%s", data)
try:
TerminateVnfs(data, vnf_inst_id, job_id).start()
except Exception as e:
return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
rsp = {'jobId': job_id}
return Response(data=rsp, status=status.HTTP_201_CREATED)
class NfGrant(APIView):
def post(self, request):
logger.debug("NfGrant--post::> %s" % request.data)
try:
vnf_inst_id = ignore_case_get(request.data, 'vnfInstanceId')
job_id = JobUtil.create_job("VNF", JOB_TYPE.GRANT_VNF, vnf_inst_id)
rsp = GrantVnfs(request.data, job_id).send_grant_vnf_to_resMgr()
"""
rsp = {
"vim": {
"vimid": ignore_case_get(ignore_case_get(request.data, 'additionalparam'), 'vimid'),
"accessinfo": {
"tenant": "admin"
}
}
}
"""
return Response(data=rsp, status=status.HTTP_201_CREATED)
except Exception as e:
logger.error(traceback.format_exc())
return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
class LcmNotify(APIView):
def post(self, request_paras, vnfmid, vnfInstanceId):
logger.debug("LcmNotify--post::> %s" % request_paras.data)
try:
NotifyLcm(vnfmid, vnfInstanceId, request_paras.data).do_biz()
return Response(data={}, status=status.HTTP_201_CREATED)
except Exception as e:
return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
class NfScaleView(APIView):
def post(self, request_paras, vnfinstid):
logger.debug("NfScaleView--post::> %s" % request_paras.data)
try:
NFManualScaleService(vnfinstid, request_paras.data).start()
return Response(data={}, status=status.HTTP_202_ACCEPTED)
except Exception as e:
return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
class NfVerifyView(APIView):
def post(self, request):
job_id = "VNFSDK_" + str(uuid.uuid4())
logger.debug("NfVerifyView--post::%s> %s", job_id, request.data)
VerifyVnfs(request.data, job_id).start()
return Response(data={"jobId": job_id}, status=status.HTTP_202_ACCEPTED)
class NfVnfmInfoView(APIView):
def get(self, request, vnfmid):
logger.debug("NfVnfmInfoView--get::> %s" % vnfmid)
try:
vnfm_info = get_vnfm_by_id(vnfmid)
except NSLCMException as e:
logger.error(e.message)
return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
except:
logger.error(traceback.format_exc())
return Response(data={'error': 'Failed to get vnfm info.'},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
return Response(data=vnfm_info, status=status.HTTP_200_OK)
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