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.utils.restcall import req_by_msb
  21 from lcm.pub.utils.timeutil import now_time
  22 from lcm.pub.utils.values import ignore_case_get
  23
  24 logger = logging.getLogger(__name__)
  25 # Query vnfd_rawdata by vnfdid
  26 def vnfd_rawdata_get(vnfdid):
  27     ret = req_by_msb("openoapi/nslcm/v1/vnfpackage/%s" % vnfdid, "GET")
  28     return ret
  29
  30 class CreateVnf:
  31     def __init__(self, data):
  32         self.data = data
  33
  34     def do_biz(self):
  35         logger.debug("CreateVnfIdentifier--CreateVnf::> %s" % self.data)
  36         self.vnfd_id = ignore_case_get(self.data, "vnfdId")
  37         self.vnf_instance_mame = ignore_case_get(self.data, "vnfInstanceName")
  38         self.description = ignore_case_get(self.data, "vnfInstanceDescription")
  39         is_exist = NfInstModel.objects.filter(nf_name=self.vnf_instance_mame).exists()
  40         logger.debug("check_ns_inst_name_exist::is_exist=%s" % is_exist)
  41         if is_exist:
  42             raise NFLCMException('VNF is already exist.')
  43
  44         #get rawdata by vnfd_id
  45         ret = vnfd_rawdata_get(self.vnfd_id)
  46         if ret[0] != 0:
  47             raise NFLCMException('Get vnfd_raw_data failed.')
  48         dst_plan = json.JSONDecoder().decode(ret[1])
  49         self.vnfd_version = dst_plan['metadata']['vnfd_version']
  50         self.vendor = dst_plan['metadata']['vendor']
  51         self.producttype = dst_plan['metadata']['domain_type']
  52         self.netype = dst_plan['metadata']['vnf_type']
  53         self.vnfd_model = dst_plan
  54         self.vnfSoftwareVersion = dst_plan['metadata']['version']
  55
  56         self.nf_inst_id = str(uuid.uuid4())
  57         NfInstModel.objects.create(nfinstid=self.nf_inst_id, mnfinstid=self.nf_inst_id, nf_name=self.vnf_instance_mame,
  58                                    package_id='todo', vnfm_inst_id='todo', version=self.vnfd_version, vendor=self.vendor,
  59                                    producttype=self.producttype,netype=self.netype, vnfd_model=self.vnfd_model,
  60                                    instantiationState='NOT_INSTANTIATED', nf_desc=self.description, vnfdid=self.vnfd_id,
  61                                    vnfSoftwareVersion=self.vnfSoftwareVersion, vnfConfigurableProperties='todo',
  62                                    localizationLanguage='EN_US',create_time=now_time())
  63         is_exist = NfInstModel.objects.filter(nf_name=self.vnf_instance_mame).exists()
  64         logger.debug("check_ns_inst_name_exist::is_exist=%s" % is_exist)
  65         return self.nf_inst_id