lcm/lcm/nf/vnfs/vnf_create/create_vnf_identifier.py

   1 # Copyright 2017 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 import json
  15 import logging
  16 import uuid
  17
  18 from lcm.pub.database.models import NfInstModel
  19 from lcm.pub.exceptions import NFLCMException
  20 from lcm.pub.msapi.catalog import query_rawdata_from_catalog
  21 from lcm.pub.msapi.gvnfmdriver import get_packageinfo_by_vnfdid
  22 from lcm.pub.utils import toscautil
  23 from lcm.pub.utils.timeutil import now_time
  24 from lcm.pub.utils.values import ignore_case_get
  25
  26 logger = logging.getLogger(__name__)
  27
  28
  29 class CreateVnf:
  30     def __init__(self, data):
  31         self.data = data
  32         self.vnfd_id = ignore_case_get(self.data, "vnfdId")
  33         self.vnf_instance_mame = ignore_case_get(self.data, "vnfInstanceName")
  34         self.description = ignore_case_get(self.data, "vnfInstanceDescription")
  35         self.vnfd = None
  36         self.package_info = ''
  37         self.package_id = ''
  38         self.csar_id = ''
  39
  40     def do_biz(self):
  41         logger.debug("CreateVnfIdentifier--CreateVnf::> %s" % self.data)
  42         is_exist = NfInstModel.objects.filter(nf_name=self.vnf_instance_mame).exists()
  43         logger.debug("check_inst_name_exist::is_exist=%s" % is_exist)
  44         if is_exist:
  45             raise NFLCMException('VNF is already exist.')
  46
  47         nf_inst_id = str(uuid.uuid4())
  48         try:
  49             self.package_info = get_packageinfo_by_vnfdid(self.vnfd_id)
  50             for val in ignore_case_get(self.package_info, "csars"):
  51                 if self.vnfd_id == ignore_case_get(val, "vnfdId"):
  52                     self.package_id = ignore_case_get(val, "csarId")
  53                     break
  54
  55             raw_data = query_rawdata_from_catalog(self.package_id)
  56             self.vnfd = toscautil.convert_vnfd_model(raw_data["rawData"])  # convert to inner json
  57             self.vnfd = json.JSONDecoder().decode(self.vnfd)
  58
  59             metadata = ignore_case_get(self.vnfd, "metadata")
  60             version = ignore_case_get(metadata, "vnfd_version")
  61             vendor = ignore_case_get(metadata, "vendor")
  62             netype = ignore_case_get(metadata, "vnf_type")
  63             vnfsoftwareversion = ignore_case_get(metadata, "version")
  64             vnfd_model = self.vnfd
  65             NfInstModel.objects.create(nfinstid=nf_inst_id, nf_name=self.vnf_instance_mame, package_id=self.package_id,
  66                                        version=version, vendor=vendor, netype=netype, vnfd_model=vnfd_model,
  67                                        status='NOT_INSTANTIATED', nf_desc=self.description, vnfdid=self.vnfd_id,
  68                                        vnfSoftwareVersion=vnfsoftwareversion, create_time=now_time())
  69         except:
  70             NfInstModel.objects.create(nfinstid=nf_inst_id, nf_name=self.vnf_instance_mame, package_id='',
  71                                        version='', vendor='', netype='', vnfd_model='',
  72                                        status='NOT_INSTANTIATED', nf_desc=self.description, vnfdid=self.vnfd_id,
  73                                        vnfSoftwareVersion='', create_time=now_time())
  74
  75         vnf_inst = NfInstModel.objects.get(nfinstid=nf_inst_id)
  76         logger.debug('id is [%s],name is [%s],vnfd_id is [%s],vnfd_model is [%s],'
  77                      'description is [%s],create_time is [%s]' %
  78                      (vnf_inst.nfinstid, vnf_inst.nf_name, vnf_inst.vnfdid,
  79                       vnf_inst.vnfd_model, vnf_inst.nf_desc, vnf_inst.create_time))
  80         return nf_inst_id