1 # Copyright 2016-2017 ZTE Corporation.
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
21 from rest_framework import status
22 from rest_framework.response import Response
23 from rest_framework.views import APIView
25 from lcm.ns.ns_create import CreateNSService
26 from lcm.ns.ns_delete import DeleteNsService
27 from lcm.ns.ns_get import GetNSInfoService
28 from lcm.ns.ns_heal import NSHealService
29 from lcm.ns.ns_instant import InstantNSService
30 from lcm.ns.ns_manual_scale import NSManualScaleService
31 from lcm.ns.ns_terminate import TerminateNsService
32 from lcm.pub.database.models import NSInstModel, ServiceBaseInfoModel
33 from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE
34 from lcm.pub.utils.restcall import req_by_msb
35 from lcm.pub.utils.values import ignore_case_get
37 logger = logging.getLogger(__name__)
40 class CreateNSView(APIView):
41 def get(self, request):
42 logger.debug("CreateNSView::get")
44 csarId = ignore_case_get(request.META, 'csarId')
46 filter = {"csarId": csarId}
48 ret = GetNSInfoService(filter).get_ns_info()
49 logger.debug("CreateNSView::get::ret=%s", ret)
50 return Response(data=ret, status=status.HTTP_200_OK)
52 def post(self, request):
53 logger.debug("Enter CreateNS: %s", request.data)
54 if ignore_case_get(request.data, 'test') == "test":
55 return Response(data={'nsInstanceId': "test"}, status=status.HTTP_201_CREATED)
56 # nsd_id = ignore_case_get(request.data, 'nsdId')
57 csar_id = ignore_case_get(request.data, 'csarId')
58 ns_name = ignore_case_get(request.data, 'nsName')
59 description = ignore_case_get(request.data, 'description')
60 context = ignore_case_get(request.data, 'context')
62 ns_inst_id = CreateNSService(csar_id, ns_name, description, context).do_biz()
63 except Exception as e:
64 logger.error("Exception in CreateNS: %s", e.message)
65 return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
66 logger.debug("CreateNSView::post::ret={'nsInstanceId':%s}", ns_inst_id)
67 return Response(data={'nsInstanceId': ns_inst_id}, status=status.HTTP_201_CREATED)
70 class NSInstView(APIView):
71 def post(self, request, ns_instance_id):
72 ack = InstantNSService(ns_instance_id, request.data).do_biz()
73 logger.debug("Leave NSInstView::post::ack=%s", ack)
74 return Response(data=ack['data'], status=ack['status'])
77 class TerminateNSView(APIView):
78 def post(self, request, ns_instance_id):
79 logger.debug("Enter TerminateNSView::post %s", request.data)
80 termination_type = ignore_case_get(request.data, 'terminationType')
81 graceful_termination_timeout = ignore_case_get(request.data, 'gracefulTerminationTimeout')
82 job_id = JobUtil.create_job("VNF", JOB_TYPE.TERMINATE_VNF, ns_instance_id)
84 TerminateNsService(ns_instance_id, termination_type, graceful_termination_timeout, job_id).start()
85 except Exception as e:
86 logger.error("Exception in CreateNS: %s", e.message)
87 return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
88 ret = {'jobId': job_id}
89 logger.debug("Leave TerminateNSView::post ret=%s", ret)
90 return Response(data=ret, status=status.HTTP_202_ACCEPTED)
93 class NSHealView(APIView):
94 def post(self, request, ns_instance_id):
95 logger.debug("Enter HealNSView::post %s", request.data)
96 job_id = JobUtil.create_job("VNF", JOB_TYPE.HEAL_VNF, ns_instance_id)
98 NSHealService(ns_instance_id, request.data, job_id).start()
99 except Exception as e:
100 logger.error("Exception in HealNSView: %s", e.message)
101 return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
102 ret = {'jobId': job_id}
103 logger.debug("Leave HealNSView::post ret=%s", ret)
104 return Response(data=ret, status=status.HTTP_202_ACCEPTED)
107 class NSDetailView(APIView):
108 def get(self, request, ns_instance_id):
109 logger.debug("Enter NSDetailView::get ns(%s)", ns_instance_id)
110 ns_filter = {"ns_inst_id": ns_instance_id}
111 ret = GetNSInfoService(ns_filter).get_ns_info()
113 return Response(status=status.HTTP_404_NOT_FOUND)
114 logger.debug("Leave NSDetailView::get::ret=%s", ret)
115 return Response(data=ret, status=status.HTTP_200_OK)
117 def delete(self, request, ns_instance_id):
118 logger.debug("Enter NSDetailView::delete ns(%s)", ns_instance_id)
119 DeleteNsService(ns_instance_id).do_biz()
120 return Response(data={}, status=status.HTTP_204_NO_CONTENT)
123 class SwaggerJsonView(APIView):
124 def get(self, request):
125 json_file = os.path.join(os.path.dirname(__file__), 'swagger.json')
127 json_data = json.JSONDecoder().decode(f.read())
129 return Response(json_data)
132 class NSInstPostDealView(APIView):
133 def post(self, request, ns_instance_id):
134 logger.debug("Enter NSInstPostDealView::post %s, %s", request.data, ns_instance_id)
135 ns_post_status = ignore_case_get(request.data, 'status')
136 ns_status = 'ACTIVE' if ns_post_status == 'true' else 'FAILED'
137 ns_opr_status = 'success' if ns_post_status == 'true' else 'failed'
139 NSInstModel.objects.filter(id=ns_instance_id).update(status=ns_status)
140 ServiceBaseInfoModel.objects.filter(service_id=ns_instance_id).update(
141 active_status=ns_status, status=ns_opr_status)
142 nsd_info = NSInstModel.objects.filter(id=ns_instance_id)
143 nsd_id = nsd_info[0].nsd_id
144 nsd_model = json.loads(nsd_info[0].nsd_model)
145 if "policies" in nsd_model and nsd_model["policies"]:
146 policy = nsd_model["policies"][0]
147 if "properties" in policy and policy["properties"]:
148 file_url = ignore_case_get(policy["properties"][0], "drl_file_url")
151 self.send_policy_request(ns_instance_id, nsd_id, file_url)
153 logger.error(traceback.format_exc())
154 return Response(data={'error': 'Failed to update status of NS(%s)' % ns_instance_id},
155 status=status.HTTP_500_INTERNAL_SERVER_ERROR)
156 logger.debug("*****NS INST %s, %s******", ns_status, ns_opr_status)
157 return Response(data={'success': 'Update status of NS(%s) to %s' % (ns_instance_id, ns_status)},
158 status=status.HTTP_202_ACCEPTED)
160 def send_policy_request(self, ns_instance_id, nsd_id, file_url):
162 "nsid": ns_instance_id,
166 req_param = json.JSONEncoder().encode(input_data)
167 policy_engine_url = 'api/polengine/v1/policyinfo'
168 ret = req_by_msb(policy_engine_url, "POST", req_param)
170 logger.error("Failed to send ns policy req")
173 class NSManualScaleView(APIView):
174 def post(self, request, ns_instance_id):
175 logger.debug("Enter NSManualScaleView::post %s, %s", request.data, ns_instance_id)
176 job_id = JobUtil.create_job("NS", JOB_TYPE.MANUAL_SCALE_VNF, ns_instance_id)
178 NSManualScaleService(ns_instance_id, request.data, job_id).start()
179 except Exception as e:
180 logger.error(traceback.format_exc())
181 JobUtil.add_job_status(job_id, 255, 'NS scale failed: %s' % e.message)
182 return Response(data={'error': 'NS scale failed: %s' % ns_instance_id},
183 status=status.HTTP_500_INTERNAL_SERVER_ERROR)
184 return Response(data={'jobId': job_id}, status=status.HTTP_202_ACCEPTED)