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 drf_yasg import openapi
22 from drf_yasg.utils import swagger_auto_schema
23 from rest_framework import status
24 from rest_framework.decorators import api_view
25 from rest_framework.response import Response
26 from rest_framework.views import APIView
28 from driver.interfaces.serializers import HealReqSerializer, InstScaleHealRespSerializer, ScaleReqSerializer, \
29 NotifyReqSerializer, GrantRespSerializer, GrantReqSerializer, JobQueryRespSerializer, TerminateVnfRequestSerializer, \
30 InstantiateVnfRequestSerializer, QueryVnfResponseSerializer
31 from driver.pub.config.config import VNF_FTP
32 from driver.pub.utils import restcall
33 from driver.pub.utils.restcall import req_by_msb
35 logger = logging.getLogger(__name__)
38 def load_json_file(file_name):
39 json_file = os.path.join(os.path.dirname(__file__), "data/" + file_name)
41 json_data = json.JSONDecoder().decode(f.read())
47 return "=================%s==================" % inspect.stack()[1][3]
50 def ignorcase_get(args, key):
58 if old_key.upper() == key.upper():
63 # Query vnfm_info from nslcm
64 def get_vnfminfo_from_nslcm(vnfmid):
65 ret = req_by_msb("api/nslcm/v1/vnfms/%s" % vnfmid, "GET")
69 # Query vnfd_info from nslcm
70 def vnfd_get(vnfpackageid):
71 ret = req_by_msb("api/nslcm/v1/vnfpackage/%s" % vnfpackageid, "GET")
75 # Query vnfpackage_info from nslcm
76 def vnfpackage_get(csarid):
77 ret = req_by_msb("api/nslcm/v1/vnfpackage/%s" % csarid, "GET")
81 class InstamtiateVnf(APIView):
83 request_body=InstantiateVnfRequestSerializer(),
85 status.HTTP_200_OK: InstScaleHealRespSerializer(),
86 status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
89 def post(self, request, vnfmid):
91 logger.debug("[%s] request.data=%s", fun_name(), request.data)
92 instantiateVnfRequestSerializer = InstantiateVnfRequestSerializer(data=request.data)
93 if not instantiateVnfRequestSerializer.is_valid():
94 raise Exception(instantiateVnfRequestSerializer.errors)
96 ret = get_vnfminfo_from_nslcm(vnfmid)
98 raise Exception(ret[1])
100 vnfm_info = json.JSONDecoder().decode(ret[1])
101 logger.debug("[%s] vnfm_info=%s", fun_name(), vnfm_info)
102 vnf_package_id = ignorcase_get(instantiateVnfRequestSerializer.data, "vnfPackageId")
103 ret = vnfd_get(vnf_package_id)
105 raise Exception(ret[1])
107 vnfd_info = json.JSONDecoder().decode(ret[1])
108 logger.debug("[%s] vnfd_info=%s", fun_name(), vnfd_info)
109 csar_id = ignorcase_get(vnfd_info, "csarId")
110 ret = vnfpackage_get(csar_id)
112 raise Exception(ret[1])
114 vnf_package_info = json.JSONDecoder().decode(ret[1])
115 packageInfo = ignorcase_get(vnf_package_info, "packageInfo")
116 logger.debug("[%s] packageInfo=%s", fun_name(), packageInfo)
122 vnfdModel = json.loads(ignorcase_get(packageInfo, "vnfdModel"))
123 metadata = ignorcase_get(vnfdModel, "metadata")
124 vnfd_name = ignorcase_get(metadata, "name")
125 # TODO convert sdc vnf package to vnf vender package
127 if "SPGW" in vnfd_name.upper():
128 data["VNFD"] = VNF_FTP + "SPGW"
129 inputs = load_json_file("SPGW" + "_inputs.json")
130 elif "MME" in vnfd_name.upper():
131 data["VNFD"] = VNF_FTP + "MME"
132 inputs = load_json_file("MME" + "_inputs.json")
134 data["VNFD"] = ignorcase_get(packageInfo, "downloadUri")
136 data["VNFURL"] = data["VNFD"]
138 additionalParam = ignorcase_get(instantiateVnfRequestSerializer.data, "additionalParam")
139 for name, value in ignorcase_get(additionalParam, "inputs").items():
140 inputs.append({"name": name, "value": value})
142 data["extension"]["inputs"] = json.dumps(inputs)
143 data["extension"]["extVirtualLinks"] = ignorcase_get(additionalParam, "extVirtualLinks")
144 data["extension"]["vnfinstancename"] = ignorcase_get(instantiateVnfRequestSerializer.data, "vnfInstanceName")
145 data["extension"]["vnfid"] = data["VNFD"]
146 data["extension"]["multivim"] = 0
147 logger.debug("[%s] call_req data=%s", fun_name(), data)
149 ret = restcall.call_req(
150 base_url=ignorcase_get(vnfm_info, "url"),
151 user=ignorcase_get(vnfm_info, "userName"),
152 passwd=ignorcase_get(vnfm_info, "password"),
153 auth_type=restcall.rest_no_auth,
156 content=json.JSONEncoder().encode(data))
158 logger.debug("[%s] call_req ret=%s", fun_name(), ret)
160 raise Exception(ret[1])
162 resp = json.JSONDecoder().decode(ret[1])
164 "vnfInstanceId": ignorcase_get(resp, "VNFInstanceID"),
165 "jobId": ignorcase_get(resp, "JobId")
167 logger.debug("[%s]resp_data=%s", fun_name(), resp_data)
168 instRespSerializer = InstScaleHealRespSerializer(data=resp_data)
169 if not instRespSerializer.is_valid():
170 raise Exception(instRespSerializer.errors)
172 logger.debug("[%s] instRespSerializer.data=%s", fun_name(), instRespSerializer.data)
173 return Response(data=instRespSerializer.data, status=status.HTTP_200_OK)
174 except Exception as e:
175 logger.error("Error occurred when instantiating VNF,error:%s", e.message)
176 logger.error(traceback.format_exc())
177 return Response(data={'error': 'InstantiateVnf expection'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
180 class TerminateVnf(APIView):
181 @swagger_auto_schema(
182 request_body=TerminateVnfRequestSerializer(),
184 status.HTTP_200_OK: InstScaleHealRespSerializer(),
185 status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
188 def post(self, request, vnfmid, vnfInstanceId):
190 logger.debug("[%s] request.data=%s", fun_name(), request.data)
191 terminate_vnf_request_serializer = TerminateVnfRequestSerializer(data=request.data)
192 if not terminate_vnf_request_serializer.is_valid():
193 raise Exception(terminate_vnf_request_serializer.errors)
195 ret = get_vnfminfo_from_nslcm(vnfmid)
197 raise Exception(ret[1])
199 vnfm_info = json.JSONDecoder().decode(ret[1])
200 logger.debug("[%s] vnfm_info=%s", fun_name(), vnfm_info)
201 ret = restcall.call_req(
202 base_url=ignorcase_get(vnfm_info, "url"),
203 user=ignorcase_get(vnfm_info, "userName"),
204 passwd=ignorcase_get(vnfm_info, "password"),
205 auth_type=restcall.rest_no_auth,
206 resource="v1/vnfs/%s" % vnfInstanceId,
208 content=json.JSONEncoder().encode(terminate_vnf_request_serializer.data))
210 raise Exception(ret[1])
212 resp = json.JSONDecoder().decode(ret[1])
214 "vnfInstanceId": ignorcase_get(resp, "VNFInstanceID"),
215 "jobId": ignorcase_get(resp, "JobId")
217 logger.debug("[%s]resp_data=%s", fun_name(), resp_data)
218 terminateRespSerializer = InstScaleHealRespSerializer(data=resp_data)
219 if not terminateRespSerializer.is_valid():
220 raise Exception(terminateRespSerializer.errors)
221 return Response(data=terminateRespSerializer.data, status=status.HTTP_200_OK)
222 except Exception as e:
223 logger.error("Error occurred when terminating VNF,error: %s", e.message)
224 logger.error(traceback.format_exc())
225 return Response(data={'error': 'TerminateVnf expection'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
228 class QueryVnf(APIView):
229 @swagger_auto_schema(
231 status.HTTP_200_OK: QueryVnfResponseSerializer(),
232 status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
235 def get(self, request, vnfmid, vnfInstanceId):
237 logger.debug("[%s] request.data=%s", fun_name(), request.data)
238 ret = get_vnfminfo_from_nslcm(vnfmid)
240 return Response(data={'error': ret[1]}, status=ret[2])
241 vnfm_info = json.JSONDecoder().decode(ret[1])
242 logger.debug("[%s] vnfm_info=%s", fun_name(), vnfm_info)
243 ret = restcall.call_req(
244 base_url=ignorcase_get(vnfm_info, "url"),
245 user=ignorcase_get(vnfm_info, "userName"),
246 passwd=ignorcase_get(vnfm_info, "password"),
247 auth_type=restcall.rest_no_auth,
248 resource="v1/vnfs/%s" % vnfInstanceId,
250 content=json.JSONEncoder().encode({}))
252 return Response(data={'error': ret[1]}, status=ret[2])
253 resp = json.JSONDecoder().decode(ret[1])
254 vnf_status = ignorcase_get(resp, "vnfinstancestatus")
255 resp_data = {"vnfInfo": {"vnfStatus": vnf_status}}
256 logger.debug("[%s]resp_data=%s", fun_name(), resp_data)
257 except Exception as e:
258 logger.error("Error occurred when querying VNF information.")
260 return Response(data=resp_data, status=ret[2])
263 class JobView(APIView):
264 @swagger_auto_schema(
266 openapi.Parameter('responseId',
269 type=openapi.TYPE_INTEGER
273 status.HTTP_200_OK: JobQueryRespSerializer(),
274 status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
277 def get(self, request, vnfmid, jobid):
279 logger.debug("[%s] request.data=%s", fun_name(), request.data)
280 ret = get_vnfminfo_from_nslcm(vnfmid)
282 raise Exception(ret[1])
284 vnfm_info = json.JSONDecoder().decode(ret[1])
285 logger.debug("[%s] vnfm_info=%s", fun_name(), vnfm_info)
286 operation_status_url = '/v1/jobs/{jobId}?NFVOID={nfvoId}&VNFMID={vnfmId}&ResponseID={responseId}'
287 responseId = ignorcase_get(request.GET, 'responseId')
288 query_url = operation_status_url.format(jobId=jobid, nfvoId=1, vnfmId=vnfmid, responseId=responseId)
289 ret = restcall.call_req(
290 base_url=ignorcase_get(vnfm_info, 'url'),
291 user=ignorcase_get(vnfm_info, 'userName'),
292 passwd=ignorcase_get(vnfm_info, 'password'),
293 auth_type=restcall.rest_no_auth,
299 raise Exception(ret[1])
301 resp_data = json.JSONDecoder().decode(ret[1])
302 logger.debug("[%s]resp_data=%s", fun_name(), resp_data)
303 jobQueryRespSerializer = JobQueryRespSerializer(data=resp_data)
304 if not jobQueryRespSerializer.is_valid():
305 raise Exception(jobQueryRespSerializer.errors)
307 return Response(data=jobQueryRespSerializer.data, status=status.HTTP_200_OK)
308 except Exception as e:
309 logger.error("Error occurred when getting operation status information,error:%s", e.message)
310 logger.error(traceback.format_exc())
311 return Response(data={'error': 'QueryJob expection'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
314 class GrantVnf(APIView):
315 @swagger_auto_schema(
316 request_body=GrantReqSerializer(),
318 status.HTTP_201_CREATED: GrantRespSerializer(),
319 status.HTTP_500_INTERNAL_SERVER_ERROR: 'Internal error'
322 def put(self, request):
323 logger.debug("=====GrantVnf=====")
325 logger.debug("request.data = %s", request.data)
326 grantReqSerializer = GrantReqSerializer(data=request.data)
327 if not grantReqSerializer.is_valid():
328 raise Exception(grantReqSerializer.errors)
330 logger.debug("grantReqSerializer.data = %s", grantReqSerializer.data)
332 "vnfInstanceId": ignorcase_get(grantReqSerializer.data, "vnfistanceid"),
333 "vnfDescriptorId": "",
336 "vnfmid": ignorcase_get(grantReqSerializer.data, "vnfmid"),
337 "vimid": ignorcase_get(grantReqSerializer.data, "vimid"),
338 "tenant": ignorcase_get(grantReqSerializer.data, "tenant")
341 if ignorcase_get(grantReqSerializer.data, "operationright") == 0:
342 req_data["lifecycleOperation"] = "Instantiate"
343 for vm in ignorcase_get(grantReqSerializer.data, "vmlist"):
344 for i in range(int(ignorcase_get(vm, "VMNumber"))):
345 req_data["addresource"].append(
348 "resourceDefinitionId": i,
349 "vdu": ignorcase_get(vm, "VMFlavor"),
350 "vimid": ignorcase_get(vm, "vimid"),
351 "tenant": ignorcase_get(vm, "tenant")})
353 logger.debug("req_data=%s", req_data)
354 ret = req_by_msb('api/nslcm/v1/ns/grantvnf', "POST", content=json.JSONEncoder().encode(req_data))
355 logger.info("ret = %s", ret)
357 raise Exception(ret[1])
359 resp = json.JSONDecoder().decode(ret[1])
361 'vimid': ignorcase_get(resp['vim'], 'vimid'),
362 'tenant': ignorcase_get(ignorcase_get(resp['vim'], 'accessinfo'), 'tenant')
364 logger.debug("[%s]resp_data=%s", fun_name(), resp_data)
365 grantRespSerializer = GrantRespSerializer(data=resp_data)
366 if not grantRespSerializer.is_valid():
367 raise Exception(grantRespSerializer.errors)
369 logger.debug("grantRespSerializer.data=%s", grantRespSerializer.data)
370 return Response(data=grantRespSerializer.data, status=status.HTTP_201_CREATED)
371 except Exception as e:
372 logger.error("Error occurred in Grant VNF, error: %s", e.message)
373 logger.error(traceback.format_exc())
374 return Response(data={'error': 'Grant expection'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
377 class Notify(APIView):
378 @swagger_auto_schema(
379 request_body=NotifyReqSerializer(),
381 status.HTTP_200_OK: 'Successfully',
382 status.HTTP_500_INTERNAL_SERVER_ERROR: 'Internal error'
385 def post(self, request):
387 logger.debug("[%s]request.data = %s", fun_name(), request.data)
388 notifyReqSerializer = NotifyReqSerializer(data=request.data)
389 if not notifyReqSerializer.is_valid():
390 raise Exception(notifyReqSerializer.errors)
392 logger.debug("[%s]notifyReqSerializer.data = %s", fun_name(), notifyReqSerializer.data)
395 "vnfInstanceId": ignorcase_get(notifyReqSerializer.data, "vnfinstanceid"),
396 "vnfmId": ignorcase_get(notifyReqSerializer.data, "vnfmid"),
397 "vimId": ignorcase_get(notifyReqSerializer.data, "vimid"),
398 "operation": ignorcase_get(notifyReqSerializer.data, "EventType"),
402 "affectedVirtualStorage": [],
406 extension = ignorcase_get(notifyReqSerializer.data, "extension")
407 openo_notification = ignorcase_get(extension, "openo_notification")
408 if openo_notification:
409 affectedvnfcs = ignorcase_get(openo_notification, "affectedVnfc")
410 affectedvls = ignorcase_get(openo_notification, "affectedvirtuallink")
411 affectedcps = ignorcase_get(openo_notification, "affectedCp")
412 vnfdmodule = ignorcase_get(openo_notification, "vnfdmodule")
414 affectedvnfcs = ignorcase_get(ignorcase_get(notifyReqSerializer.data, "extension"), "affectedvnfc")
415 affectedvls = ignorcase_get(ignorcase_get(notifyReqSerializer.data, "extension"), "affectedvl")
416 affectedcps = ignorcase_get(ignorcase_get(notifyReqSerializer.data, "extension"), "affectedcp")
417 vnfdmodule = ignorcase_get(ignorcase_get(notifyReqSerializer.data, "extension"), "vnfdmodule")
419 req_data["vnfdmodule"] = vnfdmodule
421 for affectedvnfc in affectedvnfcs:
422 req_data["affectedVnfc"].append({
423 "vnfcInstanceId": ignorcase_get(affectedvnfc, "vnfcInstanceId"),
424 "vduId": ignorcase_get(affectedvnfc, "vduId"),
425 "changeType": ignorcase_get(affectedvnfc, "changeType"),
426 "vimId": ignorcase_get(ignorcase_get(affectedvnfc, "computeResource"), "vimId"),
427 "vmId": ignorcase_get(ignorcase_get(affectedvnfc, "computeResource"), "resourceId"),
428 "vmName": ignorcase_get(ignorcase_get(affectedvnfc, "computeResource"), "resourceName")
431 for affectedvl in affectedvls:
432 req_data["affectedVl"].append({
433 "vlInstanceId": ignorcase_get(affectedvl, "virtualLinkInstanceId"),
434 "changeType": ignorcase_get(affectedvl, "changeType"),
435 "vimId": ignorcase_get(ignorcase_get(affectedvl, "networkResource"), "vimId"),
436 "vldId": ignorcase_get(affectedvl, "virtuallinkdescid"),
438 "resourceType": "network",
439 "resourceId": ignorcase_get(ignorcase_get(affectedvl, "networkresource"), "resourceid"),
440 "resourceName": ignorcase_get(ignorcase_get(affectedvl, "networkresource"), "resourcename")
444 for affectedcp in affectedcps:
445 req_data["affectedCp"].append(affectedcp)
447 vnfmid = ignorcase_get(req_data, 'vnfmId')
448 vnfInstanceId = ignorcase_get(req_data, 'vnfinstanceid')
449 notify_url = 'api/nslcm/v1/ns/%s/vnfs/%s/Notify' % (vnfmid, vnfInstanceId)
450 logger.debug("notify_url = %s", notify_url)
451 logger.debug("req_data = %s", req_data)
452 ret = req_by_msb(notify_url, "POST", content=json.JSONEncoder().encode(req_data))
454 logger.debug("[%s]data = %s", fun_name(), ret)
456 raise Exception(ret[1])
458 return Response(data=None, status=status.HTTP_200_OK)
459 except Exception as e:
460 logger.error("Error occurred in LCM notification,error: %s", e.message)
461 logger.error(traceback.format_exc())
462 return Response(data={'error': 'Notify expection'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
465 class Scale(APIView):
466 @swagger_auto_schema(
467 request_body=ScaleReqSerializer(),
469 status.HTTP_202_ACCEPTED: InstScaleHealRespSerializer(),
470 status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
473 def post(self, request, vnfmid, vnfInstanceId):
474 logger.debug("====scale_vnf===")
476 logger.debug("request.data = %s", request.data)
477 logger.debug("requested_url = %s", request.get_full_path())
478 scaleReqSerializer = ScaleReqSerializer(data=request.data)
479 if not scaleReqSerializer.is_valid():
480 raise Exception(scaleReqSerializer.errors)
482 ret = get_vnfminfo_from_nslcm(vnfmid)
484 raise Exception(ret[1])
486 vnfm_info = json.JSONDecoder().decode(ret[1])
487 scale_type = ignorcase_get(scaleReqSerializer.data, "type")
488 aspect_id = ignorcase_get(scaleReqSerializer.data, "aspectId")
489 number_of_steps = ignorcase_get(scaleReqSerializer.data, "numberOfSteps")
493 'scaletype': '0' if scale_type == 'SCALE_OUT' else '1',
495 'VMNumber': number_of_steps,
496 'VMFlavor': aspect_id
501 logger.debug("data = %s", data)
502 ret = restcall.call_req(
503 base_url=ignorcase_get(vnfm_info, "url"),
504 user=ignorcase_get(vnfm_info, "userName"),
505 passwd=ignorcase_get(vnfm_info, "password"),
506 auth_type=restcall.rest_no_auth,
507 resource='/v1/vnfs/{vnfInstanceID}/scale'.format(vnfInstanceID=vnfInstanceId),
509 content=json.JSONEncoder().encode(data))
510 logger.debug("ret=%s", ret)
512 raise Exception('scale error')
514 scaleRespSerializer = InstScaleHealRespSerializer(data=json.JSONDecoder().decode(ret[1]))
515 if not scaleRespSerializer.is_valid():
516 raise Exception(scaleRespSerializer.errors)
518 logger.debug("scaleRespSerializer.data=%s", scaleRespSerializer.data)
519 return Response(data=scaleRespSerializer.data, status=status.HTTP_202_ACCEPTED)
520 except Exception as e:
521 logger.error("Error occurred when scaling VNF,error:%s", e.message)
522 logger.error(traceback.format_exc())
523 return Response(data={'error': 'Scale expection'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
527 @swagger_auto_schema(
528 request_body=HealReqSerializer(),
530 status.HTTP_202_ACCEPTED: InstScaleHealRespSerializer(),
531 status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
534 def post(self, request, vnfmid, vnfInstanceId):
535 logger.debug("====heal_vnf===")
537 logger.debug("request.data = %s", request.data)
538 logger.debug("requested_url = %s", request.get_full_path())
539 healReqSerializer = HealReqSerializer(data=request.data)
540 if not healReqSerializer.is_valid():
541 raise Exception(healReqSerializer.errors)
543 logger.debug("healReqSerializer.data = %s", healReqSerializer.data)
544 logger.debug("vnfmid = %s", vnfmid)
545 ret = get_vnfminfo_from_nslcm(vnfmid)
547 raise Exception(ret[1])
549 vnfm_info = json.JSONDecoder().decode(ret[1])
551 "action": ignorcase_get(healReqSerializer.data, 'action'),
552 "lifecycleoperation": "operate",
556 affectedvm = ignorcase_get(healReqSerializer.data, 'affectedvm')
557 if isinstance(affectedvm, list):
558 req_data['affectedvm'] = affectedvm
560 req_data['affectedvm'].append(affectedvm)
562 logger.debug("req_data = %s", req_data)
563 ret = restcall.call_req(
564 base_url=ignorcase_get(vnfm_info, "url"),
565 user=ignorcase_get(vnfm_info, "userName"),
566 passwd=ignorcase_get(vnfm_info, "password"),
567 auth_type=restcall.rest_no_auth,
568 resource='/api/v1/nf_m_i/nfs/{vnfInstanceID}/vms/operation'.format(vnfInstanceID=vnfInstanceId),
570 content=json.JSONEncoder().encode(req_data))
571 logger.debug("ret=%s", ret)
573 raise Exception('heal error')
575 healRespSerializer = InstScaleHealRespSerializer(data=json.JSONDecoder().decode(ret[1]))
576 if not healRespSerializer.is_valid():
577 raise Exception(healRespSerializer.errors)
579 logger.debug("healRespSerializer.data=%s", healRespSerializer.data)
580 return Response(data=healRespSerializer.data, status=status.HTTP_202_ACCEPTED)
581 except Exception as e:
582 logger.error("Error occurred when healing VNF,error:%s", e.message)
583 logger.error(traceback.format_exc())
584 return Response(data={'error': 'Heal expection'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
587 def get_vdus(nf_model, aspect_id):
588 associated_group = ''
590 vnf_flavours = nf_model['vnf_flavours']
591 for vnf_flaour in vnf_flavours:
592 scaling_aspects = vnf_flaour['scaling_aspects']
593 for aspect in scaling_aspects:
594 if aspect_id == aspect['id']:
595 associated_group = aspect['associated_group']
597 if not associated_group:
598 logger.error('Cannot find the corresponding element group')
599 raise Exception('Cannot find the corresponding element group')
600 for element_group in nf_model['element_groups']:
601 if element_group['group_id'] == associated_group:
602 members = element_group['members']
604 logger.error('Cannot find the corresponding members')
605 raise Exception('Cannot find the corresponding members')
609 @api_view(http_method_names=['GET'])
610 def samples(request, *args, **kwargs):
611 return Response(data={"status": "ok"})