lcm/ns_vnfs/biz/create_vnfs.py

   1 # Copyright 2016-2018 ZTE Corporation.
   2 #
   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
   6 #
   7 #         http://www.apache.org/licenses/LICENSE-2.0
   8 #
   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.
  14
  15 import json
  16 import logging
  17 from threading import Thread
  18 import traceback
  19 import uuid
  20
  21 from lcm.ns.enum import OWNER_TYPE
  22 from lcm.ns_vnfs.const import NFVO_VNF_INST_TIMEOUT_SECOND
  23 from lcm.ns_vnfs.biz.subscribe import SubscriptionCreation
  24 from lcm.ns_vnfs.biz.wait_job import wait_job_finish
  25 from lcm.ns_vnfs.enum import VNF_STATUS, INST_TYPE, INST_TYPE_NAME
  26 from lcm.pub.config.config import REPORT_TO_AAI
  27 from lcm.pub.config.config import REG_TO_MSB_REG_PARAM, OOF_BASE_URL, OOF_PASSWD, OOF_USER
  28 from lcm.pub.config.config import CUST_NAME, CUST_LAT, CUST_LONG
  29 from lcm.pub.database.models import NfInstModel, NSInstModel, VmInstModel, VNFFGInstModel, VLInstModel, OOFDataModel
  30 from lcm.pub.enum import JOB_MODEL_STATUS, JOB_TYPE, JOB_PROGRESS, JOB_ERROR_CODE
  31 from lcm.pub.exceptions import NSLCMException
  32 from lcm.pub.msapi.aai import create_vnf_aai
  33 from lcm.pub.msapi.extsys import get_vnfm_by_id
  34 from lcm.pub.msapi.resmgr import create_vnf, create_vnf_creation_info
  35 from lcm.pub.msapi.sdc_run_catalog import query_vnfpackage_by_id
  36 from lcm.pub.msapi.vnfmdriver import send_nf_init_request
  37 from lcm.pub.utils import restcall
  38 from lcm.pub.utils.jobutil import JobUtil
  39 # from lcm.pub.utils.share_lock import do_biz_with_share_lock
  40 from lcm.pub.utils.timeutil import now_time
  41 from lcm.pub.utils.values import ignore_case_get
  42
  43
  44 logger = logging.getLogger(__name__)
  45
  46
  47 def prepare_create_params():
  48     nf_inst_id = str(uuid.uuid4())
  49     NfInstModel(
  50         nfinstid=nf_inst_id,
  51         status=VNF_STATUS.INSTANTIATING,
  52         create_time=now_time(),
  53         lastuptime=now_time()
  54     ).save()
  55     job_id = JobUtil.create_job(INST_TYPE_NAME.VNF, JOB_TYPE.CREATE_VNF, nf_inst_id)
  56     JobUtil.add_job_status(job_id, JOB_PROGRESS.STARTED, 'create vnf record in database.', JOB_ERROR_CODE.NO_ERROR)
  57     return nf_inst_id, job_id
  58
  59
  60 class CreateVnfs(Thread):
  61     def __init__(self, data, nf_inst_id, job_id):
  62         super(CreateVnfs, self).__init__()
  63         self.data = data
  64         self.nf_inst_id = nf_inst_id
  65         self.job_id = job_id
  66         self.ns_inst_id = ''
  67         self.vnf_id = ''
  68         self.vnfd_id = ''
  69         self.ns_inst_name = ''
  70         self.nsd_model = ''
  71         self.vnfd_model = ''
  72         self.vnf_inst_name = ''
  73         self.vnfm_inst_id = ''
  74         self.inputs = ''
  75         self.nf_package_info = ''
  76         self.vnfm_nf_inst_id = ''
  77         self.vnfm_job_id = ''
  78         self.vnfm_inst_name = ''
  79         self.vim_id = ''
  80
  81     def run(self):
  82         try:
  83             self.get_params()
  84             self.check_nf_name_exist()
  85             self.get_vnfd_id()
  86             if REPORT_TO_AAI:
  87                 self.create_vnf_in_aai()
  88             self.check_nf_package_valid()
  89             self.send_nf_init_request_to_vnfm()
  90             self.send_homing_request_to_OOF()
  91             self.send_get_vnfm_request_to_extsys()
  92             self.send_create_vnf_request_to_resmgr()
  93             self.wait_vnfm_job_finish()
  94             self.subscribe()
  95             self.write_vnf_creation_info()
  96             self.save_info_to_db()
  97             JobUtil.add_job_status(self.job_id, JOB_PROGRESS.FINISHED, 'vnf instantiation success', JOB_ERROR_CODE.NO_ERROR)
  98         except NSLCMException as e:
  99             self.vnf_inst_failed_handle(e.message)
 100         except Exception:
 101             logger.error(traceback.format_exc())
 102             self.vnf_inst_failed_handle('unexpected exception')
 103
 104     def get_params(self):
 105         self.ns_inst_id = self.data['ns_instance_id']
 106         vnf_index = int(float(self.data['vnf_index'])) - 1
 107         additional_vnf_info = self.data['additional_param_for_vnf'][vnf_index]
 108         self.vnf_id = ignore_case_get(additional_vnf_info, 'vnfProfileId')
 109         additional_param = ignore_case_get(additional_vnf_info, 'additionalParam')
 110         self.properties = ignore_case_get(additional_param, 'properties')
 111         self.vnfm_inst_id = ignore_case_get(additional_param, 'vnfmInstanceId')
 112         para = ignore_case_get(additional_param, 'inputs')
 113         self.inputs = json.loads(para) if isinstance(para, str) else para
 114         self.vim_id = ignore_case_get(additional_param, 'vimId')
 115         self.vnfd_id = ignore_case_get(additional_param, 'vnfdId')
 116
 117     def check_nf_name_exist(self):
 118         is_exist = NfInstModel.objects.filter(nf_name=self.vnf_inst_name).exists()
 119         if is_exist:
 120             raise NSLCMException('The name of VNF instance already exists.')
 121
 122     def get_vnfd_id(self):
 123         if self.vnfd_id:
 124             logger.debug("need not get vnfd_id")
 125             self.nsd_model = {'vnfs': [], 'vls': [], 'vnffgs': []}
 126             self.vnf_inst_name = self.vnfd_id + str(uuid.uuid4())
 127             self.vnf_inst_name = self.vnf_inst_name[:30]
 128             return
 129         ns_inst_info = NSInstModel.objects.get(id=self.ns_inst_id)
 130         self.ns_inst_name = ns_inst_info.name
 131         self.nsd_model = json.loads(ns_inst_info.nsd_model)
 132         for vnf_info in self.nsd_model['vnfs']:
 133             if self.vnf_id == vnf_info['vnf_id']:
 134                 self.vnfd_id = vnf_info['properties']['id']
 135                 if 'name' not in vnf_info['properties']:
 136                     # HW vnf instance name must start with alphabet
 137                     self.vnf_inst_name = 'vnf' + self.vnfd_id[:10] + str(uuid.uuid4())
 138                 else:
 139                     self.vnf_inst_name = vnf_info['properties']['name'] + str(uuid.uuid4())
 140                 self.vnf_inst_name = self.vnf_inst_name[:30]
 141                 self.vnf_inst_name = self.vnf_inst_name.replace("-", "_")
 142                 return
 143         raise NSLCMException('Can not found vnf in nsd model')
 144
 145     def check_nf_package_valid(self):
 146         nfpackage_info = query_vnfpackage_by_id(self.vnfd_id)
 147         self.nf_package_info = nfpackage_info["packageInfo"]
 148         self.vnfd_model = ignore_case_get(self.nf_package_info, "vnfdModel")
 149         self.vnfd_model = json.loads(self.vnfd_model)
 150
 151     def get_virtual_link_info(self, vnf_id):
 152         virtual_link_list, ext_virtual_link = [], []
 153         for vnf_info in self.nsd_model['vnfs']:
 154             if vnf_info['vnf_id'] != vnf_id:
 155                 continue
 156             for network_info in vnf_info['networks']:
 157                 vl_instance = VLInstModel.objects.get(
 158                     vldid=network_info['vl_id'],
 159                     ownertype=OWNER_TYPE.NS,
 160                     ownerid=self.ns_inst_id)
 161                 vl_instance_id = vl_instance.vlinstanceid
 162                 network_name, subnet_name = self.get_network_info_of_vl(network_info['vl_id'])
 163                 virtual_link_list.append({
 164                     'network_name': network_name,
 165                     'key_name': network_info['key_name'],
 166                     'subnetwork_name': subnet_name,
 167                     'vl_instance_id': vl_instance_id
 168                 })
 169                 vim_id = json.JSONDecoder().decode(vl_instance.vimid) if isinstance(vl_instance.vimid, str) \
 170                     else vl_instance.vimid
 171                 ext_virtual_link.append({
 172                     "vlInstanceId": vl_instance_id,
 173                     "resourceId": vl_instance.relatednetworkid,
 174                     "resourceSubnetId": vl_instance.relatedsubnetworkid,
 175                     "cpdId": self.get_cpd_id_of_vl(network_info['key_name']),
 176                     "vim": {
 177                         "vimid": vim_id
 178                     },
 179                     # SOL 003 align
 180                     "id": vl_instance_id,
 181                     "vimConnectionId": vl_instance.vimid,
 182                     "extCps": self.get_cpds_of_vl(network_info['key_name'])
 183                 })
 184         return virtual_link_list, ext_virtual_link
 185
 186     def get_cpds_of_vl(self, vl_key):
 187         extCps = []
 188         logger.debug("vl_keya; %s" % vl_key)
 189         for cpd in self.vnfd_model["vnf_exposed"]["external_cps"]:
 190             logger.debug("exposed_cpd; %s" % cpd)
 191             if vl_key == cpd["key_name"]:
 192                 cp = {"cpdId": cpd["cpd_id"], "cpConfig": []}
 193                 extCps.append(cp)
 194         return extCps
 195
 196     def get_cpd_id_of_vl(self, vl_key):
 197         for cpd in self.vnfd_model["vnf_exposed"]["external_cps"]:
 198             if vl_key == cpd["key_name"]:
 199                 return cpd["cpd_id"]
 200         return ""
 201
 202     def get_network_info_of_vl(self, vl_id):
 203         for vnf_info in self.nsd_model['vls']:
 204             if vnf_info['vl_id'] == vl_id:
 205                 return vnf_info['properties']['vl_profile']['networkName'], vnf_info['properties']['vl_profile']['networkName']  # ['initiationParameters']['name']
 206         return '', ''
 207
 208     def send_nf_init_request_to_vnfm(self):
 209         virtual_link_list, ext_virtual_link = self.get_virtual_link_info(self.vnf_id)
 210         req_param = json.JSONEncoder().encode({
 211             'vnfInstanceName': self.vnf_inst_name,
 212             'vnfPackageId': ignore_case_get(self.nf_package_info, "vnfPackageId"),
 213             'vnfDescriptorId': self.vnfd_id,
 214             'flavourId': "default",
 215             'extVirtualLink': ext_virtual_link,
 216             'additionalParam': {
 217                 "properties": self.properties,
 218                 "inputs": self.inputs,
 219                 "vimId": self.vim_id,
 220                 "extVirtualLinks": virtual_link_list
 221             }
 222         })
 223         rsp = send_nf_init_request(self.vnfm_inst_id, req_param)
 224         self.vnfm_job_id = ignore_case_get(rsp, 'jobId')
 225         self.vnfm_nf_inst_id = ignore_case_get(rsp, 'vnfInstanceId')
 226
 227         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(
 228             mnfinstid=self.vnfm_nf_inst_id,
 229             nf_name=self.vnf_inst_name,
 230             vnf_id=self.vnf_id,
 231             package_id=ignore_case_get(self.nf_package_info, "vnfPackageId"),
 232             vnfm_inst_id=self.vnfm_inst_id,
 233             ns_inst_id=self.ns_inst_id,
 234             version=ignore_case_get(self.nf_package_info, "vnfdVersion"),
 235             vendor=ignore_case_get(self.nf_package_info, "vnfdProvider"),
 236             vnfd_model=self.vnfd_model,
 237             input_params=json.JSONEncoder().encode(self.inputs),
 238             lastuptime=now_time())
 239
 240     def build_homing_request(self):
 241         id = str(uuid.uuid4())
 242         callback_uri = "http://{vfcBaseUrl}/api/nslcm/v1/ns/placevnf"
 243         IP = REG_TO_MSB_REG_PARAM["nodes"][0]["ip"]
 244         PORT = REG_TO_MSB_REG_PARAM["nodes"][0]["port"]
 245         vfcBaseUrl = IP + ':' + PORT
 246         callback_uri = callback_uri.format(vfcBaseUrl=vfcBaseUrl)
 247         modelInvariantId = "no-resourceModelInvariantId"
 248         modelVersionId = "no-resourceModelVersionId"
 249         nsInfo = NSInstModel.objects.filter(id=self.ns_inst_id)
 250         placementDemand = {
 251             "resourceModuleName": self.vnf_id,
 252             "serviceResourceId": self.vnfm_nf_inst_id,
 253             "resourceModelInfo": {
 254                 "modelInvariantId": modelInvariantId,
 255                 "modelVersionId": modelVersionId
 256             }
 257         }
 258
 259         if self.vim_id:
 260             # vim_info = self.vim_id.split("_")
 261             # identifiers = list()
 262             # identifiers.append(vim_info[1])
 263             # cloudOwner = vim_info[0]
 264             identifiers = list()
 265             identifiers.append(self.vim_id['cloud_regionid'])
 266             cloudOwner = self.vim_id['cloud_owner']
 267             required_candidate = [
 268                 {
 269                     "identifierType": "vimId",
 270                     "cloudOwner": cloudOwner,
 271                     "identifiers": identifiers
 272                 }
 273             ]
 274             placementDemand["requiredCandidates"] = required_candidate
 275
 276         req_body = {
 277             "requestInfo": {
 278                 "transactionId": id,
 279                 "requestId": id,
 280                 "callbackUrl": callback_uri,
 281                 "sourceId": "vfc",
 282                 "requestType": "create",
 283                 "numSolutions": 1,
 284                 "optimizers": ["placement"],
 285                 "timeout": 600
 286             },
 287             "placementInfo": {
 288                 "requestParameters": {
 289                     "customerLatitude": CUST_LAT,
 290                     "customerLongitude": CUST_LONG,
 291                     "customerName": CUST_NAME
 292                 },
 293                 "subscriberInfo": {
 294                     "globalSubscriberId": "",
 295                     "subscriberName": "",
 296                     "subscriberCommonSiteId": "",
 297                 },
 298                 "placementDemands": []
 299             },
 300             "serviceInfo": {
 301                 "serviceInstanceId": self.ns_inst_id,
 302                 "serviceName": self.ns_inst_name,
 303                 "modelInfo": {
 304                     "modelInvariantId": nsInfo[0].nsd_invariant_id,
 305                     "modelVersionId": nsInfo[0].nsd_id
 306                 }
 307             }
 308         }
 309         req_body["placementInfo"]["placementDemands"].append(placementDemand)
 310         # Stored the init request info inside DB
 311         OOFDataModel.objects.create(
 312             request_id=id,
 313             transaction_id=id,
 314             request_status="init",
 315             request_module_name=self.vnf_id,
 316             service_resource_id=self.vnfm_nf_inst_id,
 317             vim_id="",
 318             cloud_owner="",
 319             cloud_region_id="",
 320             vdu_info="",
 321         )
 322         return req_body
 323
 324     def send_homing_request_to_OOF(self):
 325         req_body = self.build_homing_request()
 326         base_url = OOF_BASE_URL
 327         resources = "/api/oof/v1/placement"
 328         resp = restcall.call_req(
 329             base_url=base_url,
 330             user=OOF_USER,
 331             passwd=OOF_PASSWD,
 332             auth_type=restcall.rest_no_auth,
 333             resource=resources,
 334             method="POST",
 335             content=json.dumps(req_body),
 336             additional_headers="")
 337         resp_body = resp[-2]
 338         resp_status = resp[-1]
 339         if resp_body:
 340             logger.debug("Got OOF sync response")
 341         else:
 342             logger.warn("Missing OOF sync response")
 343         logger.debug(("OOF sync response code is %s") % resp_status)
 344         if str(resp_status) != '202' or resp[0] != 0:
 345             OOFDataModel.objects.filter(
 346                 request_id=req_body["requestInfo"]["requestId"],
 347                 transaction_id=req_body["requestInfo"]["transactionId"]
 348             ).update(
 349                 request_status="failed",
 350                 vim_id="none",
 351                 cloud_owner="none",
 352                 cloud_region_id="none",
 353                 vdu_info="none"
 354             )
 355             logger.error("Received a Bad Sync from OOF with response code %s" % resp_status)
 356         logger.info("Completed Homing request to OOF")
 357
 358     def send_get_vnfm_request_to_extsys(self):
 359         resp_body = get_vnfm_by_id(self.vnfm_inst_id)
 360         self.vnfm_inst_name = ignore_case_get(resp_body, 'name')
 361
 362     def send_create_vnf_request_to_resmgr(self):
 363         pkg_vnfd = self.vnfd_model
 364         data = {
 365             'nf_inst_id': self.nf_inst_id,
 366             'vnfm_nf_inst_id': self.vnfm_nf_inst_id,
 367             'vnf_inst_name': self.vnf_inst_name,
 368             'ns_inst_id': self.ns_inst_id,
 369             'ns_inst_name': self.ns_inst_name,
 370             'nf_inst_name': self.vnf_inst_name,
 371             'vnfm_inst_id': self.vnfm_inst_id,
 372             'vnfm_inst_name': self.vnfm_inst_name,
 373             'vnfd_name': pkg_vnfd['metadata'].get('name', 'undefined'),
 374             'vnfd_id': self.vnfd_id,
 375             'job_id': self.job_id,
 376             'nf_inst_status': VNF_STATUS.INSTANTIATING,
 377             'vnf_type': pkg_vnfd['metadata'].get('vnf_type', 'undefined'),
 378             'nf_package_id': ignore_case_get(self.nf_package_info, "vnfPackageId")
 379         }
 380         create_vnf(data)
 381
 382     def wait_vnfm_job_finish(self):
 383         ret = wait_job_finish(
 384             vnfm_id=self.vnfm_inst_id,
 385             vnfo_job_id=self.job_id,
 386             vnfm_job_id=self.vnfm_job_id,
 387             progress_range=[10, 90],
 388             timeout=NFVO_VNF_INST_TIMEOUT_SECOND)
 389
 390         if ret != JOB_MODEL_STATUS.FINISHED:
 391             raise NSLCMException('VNF instantiation failed from VNFM. The job status is %s' % ret)
 392
 393     def subscribe(self):
 394         data = {
 395             'vnfInstanceId': self.vnfm_nf_inst_id,
 396             'vnfmId': self.vnfm_inst_id
 397         }
 398         try:
 399             SubscriptionCreation(data).do_biz()
 400         except Exception as e:
 401             logger.error("subscribe failed: %s", e.message)
 402
 403     def write_vnf_creation_info(self):
 404         logger.debug("write_vnf_creation_info start")
 405         vm_inst_infos = VmInstModel.objects.filter(insttype=INST_TYPE.VNF, instid=self.nf_inst_id)
 406         data = {
 407             'nf_inst_id': self.nf_inst_id,
 408             'ns_inst_id': self.ns_inst_id,
 409             'vnfm_inst_id': self.vnfm_inst_id,
 410             'vms': [{'vmId': vm_inst_info.resouceid, 'vmName': vm_inst_info.vmname, 'vmStatus': 'ACTIVE'} for vm_inst_info in vm_inst_infos]
 411         }
 412         create_vnf_creation_info(data)
 413         logger.debug("write_vnf_creation_info end")
 414
 415     def save_info_to_db(self):
 416         logger.debug("save_info_to_db start")
 417         # do_biz_with_share_lock("set-vnflist-in-vnffginst-%s" % self.ns_inst_id, self.save_vnf_inst_id_in_vnffg)
 418         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status=VNF_STATUS.ACTIVE, lastuptime=now_time())
 419         logger.debug("save_info_to_db end")
 420
 421     def vnf_inst_failed_handle(self, error_msg):
 422         logger.error('VNF instantiation failed, detail message: %s' % error_msg)
 423         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status=VNF_STATUS.FAILED, lastuptime=now_time())
 424         JobUtil.add_job_status(self.job_id, 255, 'VNF instantiation failed, detail message: %s' % error_msg, 0)
 425
 426     def save_vnf_inst_id_in_vnffg(self):
 427         vnffgs = self.nsd_model['vnffgs']
 428         for vnffg in vnffgs:
 429             if self.vnf_id not in vnffg['members']:
 430                 continue
 431             vnffg_inst_infos = VNFFGInstModel.objects.filter(vnffgdid=vnffg['vnffg_Id'], nsinstid=self.ns_inst_id)
 432             if not vnffg_inst_infos:
 433                 raise NSLCMException('Vnffg instance not exist.')
 434             vnf_list = vnffg_inst_infos[0].vnflist
 435             vnffg_inst_infos.update(vnf_list=vnf_list + ',' + self.nf_inst_id if vnf_list else self.nf_inst_id)
 436
 437     def create_vnf_in_aai(self):
 438         logger.debug("CreateVnfs::create_vnf_in_aai::report vnf instance[%s] to aai." % self.nf_inst_id)
 439         try:
 440             ns_insts = NSInstModel.objects.filter(id=self.ns_inst_id)
 441             self.global_customer_id = ns_insts[0].global_customer_id
 442             self.service_type = ns_insts[0].service_type
 443             data = {
 444                 "vnf-id": self.nf_inst_id,
 445                 "vnf-name": self.vnf_inst_name,
 446                 "vnf-type": "vnf-type-test111",
 447                 "service-id": self.ns_inst_id,
 448                 "in-maint": True,
 449                 "is-closed-loop-disabled": False,
 450                 "relationship-list": {
 451                     "relationship": [
 452                         {
 453                             "related-to": "service-instance",
 454                             "relationship-data": [
 455                                 {
 456                                     "relationship-key": "customer.global-customer-id",
 457                                     "relationship-value": self.global_customer_id
 458                                 },
 459                                 {
 460                                     "relationship-key": "service-subscription.service-type",
 461                                     "relationship-value": self.service_type
 462                                 },
 463                                 {
 464                                     "relationship-key": "service-instance.service-instance-id",
 465                                     "relationship-value": self.ns_inst_id
 466                                 }
 467                             ]
 468                         }
 469                     ]
 470                 }
 471             }
 472             resp_data, resp_status = create_vnf_aai(self.nf_inst_id, data)
 473             logger.debug("Success to create vnf[%s] to aai, ns instance=[%s], resp_status: [%s]."
 474                          % (self.nf_inst_id, self.ns_inst_id, resp_status))
 475         except NSLCMException as e:
 476             logger.debug("Fail to create vnf[%s] to aai, ns instance=[%s], detail message: %s"
 477                          % (self.nf_inst_id, self.ns_inst_id, e.message))
 478         except:
 479             logger.error(traceback.format_exc())