lcm/ns/vnfs/notify_lcm.py

   1 # Copyright 2016 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 uuid
  15 import logging
  16 import traceback
  17
  18 from rest_framework import status
  19 from rest_framework.response import Response
  20 from lcm.ns.vnfs.const import INST_TYPE
  21 from lcm.pub.config.config import REPORT_TO_AAI
  22 from lcm.pub.exceptions import NSLCMException
  23 from lcm.pub.database.models import VNFCInstModel, VLInstModel, NfInstModel, PortInstModel, CPInstModel, VmInstModel
  24 from lcm.pub.msapi.aai import create_network_aai, query_network_aai, delete_network_aai
  25 from lcm.pub.utils.values import ignore_case_get
  26 from lcm.pub.msapi.extsys import split_vim_to_owner_region, get_vim_by_id
  27 from lcm.pub.msapi.aai import create_vserver_aai
  28
  29
  30 logger = logging.getLogger(__name__)
  31
  32
  33 class NotifyLcm(object):
  34     def __init__(self, vnfmid, vnfInstanceId, data):
  35         logger.debug("[Notify LCM] vnfmid=%s, vnfInstanceId=%s, data=%s" % (vnfmid, vnfInstanceId, data))
  36         self.vnf_instid = ''
  37         self.vnfmid = vnfmid
  38         self.m_vnfInstanceId = vnfInstanceId
  39         self.status = ignore_case_get(data, 'status')
  40         self.operation = ignore_case_get(data, 'operation')
  41         self.lcm_jobid = ignore_case_get(data, 'jobId')
  42         self.vnfdmodule = ignore_case_get(data, 'vnfdmodule')
  43         self.affectedVnfc = ignore_case_get(data, 'affectedVnfc')
  44         self.affectedVl = ignore_case_get(data, 'affectedVl')
  45         self.affectedCp = ignore_case_get(data, 'affectedCp')
  46         self.affectedVirtualStorage = ignore_case_get(data, 'affectedVirtualStorage')
  47
  48     def do_biz(self):
  49         try:
  50             self.vnf_instid = self.get_vnfinstid(self.m_vnfInstanceId, self.vnfmid)
  51             self.update_Vnfc()
  52             self.update_Vl()
  53             self.update_Cp()
  54             self.update_Storage()
  55             if REPORT_TO_AAI:
  56                 self.update_network_in_aai()
  57             logger.debug("notify lcm end")
  58         except NSLCMException as e:
  59             self.exception(e.message)
  60         except Exception:
  61             logger.error(traceback.format_exc())
  62             self.exception('unexpected exception')
  63
  64     def get_vnfinstid(self, mnfinstid, vnfm_inst_id):
  65         nfinst = NfInstModel.objects.filter(mnfinstid=mnfinstid, vnfm_inst_id=vnfm_inst_id).first()
  66         if nfinst:
  67             return nfinst.nfinstid
  68         else:
  69             self.exception('vnfinstid not exist')
  70
  71     def exception(self, error_msg):
  72         logger.error('Notify Lcm failed, detail message: %s' % error_msg)
  73         return Response(data={'error': '%s' % error_msg}, status=status.HTTP_409_CONFLICT)
  74
  75     def update_Vnfc(self):
  76         for vnfc in self.affectedVnfc:
  77             vnfcInstanceId = ignore_case_get(vnfc, 'vnfcInstanceId')
  78             vduId = ignore_case_get(vnfc, 'vduId')
  79             changeType = ignore_case_get(vnfc, 'changeType')
  80             vimId = ignore_case_get(vnfc, 'vimId')
  81             vmId = ignore_case_get(vnfc, 'vmId')
  82             vmName = ignore_case_get(vnfc, 'vmName')
  83
  84             if changeType == 'added':
  85                 VNFCInstModel(vnfcinstanceid=vnfcInstanceId, vduid=vduId,
  86                               nfinstid=self.vnf_instid, vmid=vmId).save()
  87                 VmInstModel(vmid=vmId, vimid=vimId, resouceid=vmId, insttype=INST_TYPE.VNF,
  88                             instid=self.vnf_instid, vmname=vmName, hostid='1').save()
  89                 if REPORT_TO_AAI:
  90                     self.create_vserver_in_aai(vimId, vmId, vmName)
  91             elif changeType == 'removed':
  92                 VNFCInstModel.objects.filter(vnfcinstanceid=vnfcInstanceId).delete()
  93             elif changeType == 'modified':
  94                 VNFCInstModel.objects.filter(vnfcinstanceid=vnfcInstanceId).update(vduid=vduId,
  95                                                                                    nfinstid=self.vnf_instid,
  96                                                                                    vmid=vmId)
  97             else:
  98                 self.exception('affectedVnfc struct error: changeType not in {added,removed,modified}')
  99         logger.debug("Success to create all vserver to aai.")
 100
 101     def update_Vl(self):
 102         for vl in self.affectedVl:
 103             vlInstanceId = ignore_case_get(vl, 'vlInstanceId')
 104             vldid = ignore_case_get(vl, 'vldId')
 105             changeType = ignore_case_get(vl, 'changeType')
 106             networkResource = ignore_case_get(vl, 'networkResource')
 107             resourceType = ignore_case_get(networkResource, 'resourceType')
 108             resourceId = ignore_case_get(networkResource, 'resourceId')
 109             resourceName = ignore_case_get(networkResource, 'resourceName')
 110
 111             if resourceType != 'network':
 112                 self.exception('affectedVl struct error: resourceType not euqal network')
 113
 114             ownerId = self.get_vnfinstid(self.m_vnfInstanceId, self.vnfmid)
 115
 116             if changeType == 'added':
 117                 VLInstModel(vlinstanceid=vlInstanceId, vldid=vldid, vlinstancename=resourceName, ownertype=0,
 118                             ownerid=ownerId, relatednetworkid=resourceId, vltype=0).save()
 119             elif changeType == 'removed':
 120                 VLInstModel.objects.filter(vlinstanceid=vlInstanceId).delete()
 121             elif changeType == 'modified':
 122                 VLInstModel.objects.filter(vlinstanceid=vlInstanceId)\
 123                     .update(vldid=vldid, vlinstancename=resourceName, ownertype=0, ownerid=ownerId,
 124                             relatednetworkid=resourceId, vltype=0)
 125             else:
 126                 self.exception('affectedVl struct error: changeType not in {added,removed,modified}')
 127
 128     def update_Cp(self):
 129         for cp in self.affectedCp:
 130             virtualLinkInstanceId = ignore_case_get(cp, 'virtualLinkInstanceId')
 131             ownertype = ignore_case_get(cp, 'ownerType')
 132             if not ownertype:
 133                 ownertype = 0
 134             ownerid = self.vnf_instid if str(ownertype) == "0" else ignore_case_get(cp, 'ownerId')
 135             cpInstanceId = ignore_case_get(cp, 'cpInstanceId')
 136             cpdId = ignore_case_get(cp, 'cpdId')
 137             changeType = ignore_case_get(cp, 'changeType')
 138             relatedportId = ''
 139             portResource = ignore_case_get(cp, 'portResource')
 140             if portResource:
 141                 vimId = ignore_case_get(portResource, 'vimId')
 142                 resourceId = ignore_case_get(portResource, 'resourceId')
 143                 resourceName = ignore_case_get(portResource, 'resourceName')
 144                 tenant = ignore_case_get(portResource, 'tenant')
 145                 ipAddress = ignore_case_get(portResource, 'ipAddress')
 146                 macAddress = ignore_case_get(portResource, 'macAddress')
 147                 instId = ignore_case_get(portResource, 'instId')
 148                 portid = str(uuid.uuid4())
 149                 PortInstModel(portid=portid, networkid='unknown', subnetworkid='unknown', vimid=vimId,
 150                               resourceid=resourceId, name=resourceName, instid=instId, cpinstanceid=cpInstanceId,
 151                               bandwidth='unknown', operationalstate='active', ipaddress=ipAddress, macaddress=macAddress,
 152                               floatipaddress='unknown', serviceipaddress='unknown', typevirtualnic='unknown',
 153                               sfcencapsulation='gre', direction='unknown', tenant=tenant).save()
 154                 relatedportId = portid
 155
 156             if changeType == 'added':
 157                 CPInstModel(cpinstanceid=cpInstanceId, cpdid=cpdId, ownertype=ownertype, ownerid=ownerid,
 158                             relatedtype=2, relatedport=relatedportId, status='active').save()
 159             elif changeType == 'removed':
 160                 CPInstModel.objects.filter(cpinstanceid=cpInstanceId).delete()
 161             elif changeType == 'changed':
 162                 CPInstModel.objects.filter(cpinstanceid=cpInstanceId).update(cpdid=cpdId, ownertype=ownertype,
 163                                                                              ownerid=ownerid,
 164                                                                              vlinstanceid=virtualLinkInstanceId,
 165                                                                              relatedtype=2, relatedport=relatedportId)
 166             else:
 167                 self.exception('affectedVl struct error: changeType not in {added,removed,modified}')
 168
 169     def update_Storage(self):
 170         pass
 171
 172     def update_vnf_by_vnfdmodule(self):
 173         NfInstModel.objects.filter(nfinstid=self.vnf_instid).update(vnfd_model=self.vnfdmodule)
 174
 175     def update_network_in_aai(self):
 176         logger.debug("update_network_in_aai::begin to report network to aai.")
 177         try:
 178             for vl in self.affectedVl:
 179                 vlInstanceId = ignore_case_get(vl, 'vlInstanceId')
 180                 # vldid = ignore_case_get(vl, 'vldid')
 181                 changeType = ignore_case_get(vl, 'changeType')
 182                 networkResource = ignore_case_get(vl, 'networkResource')
 183                 resourceType = ignore_case_get(networkResource, 'resourceType')
 184                 # resourceId = ignore_case_get(networkResource, 'resourceId')
 185
 186                 if resourceType != 'network':
 187                     logger.error('affectedVl struct error: resourceType not euqal network')
 188                     raise NSLCMException("affectedVl struct error: resourceType not euqal network")
 189
 190                 ownerId = self.get_vnfinstid(self.m_vnfInstanceId, self.vnfmid)
 191
 192                 if changeType in ['added', 'modified']:
 193                     self.create_network_and_subnet_in_aai(vlInstanceId, ownerId)
 194                 elif changeType == 'removed':
 195                     self.delete_network_and_subnet_in_aai(vlInstanceId)
 196                 else:
 197                     logger.error('affectedVl struct error: changeType not in {added,removed,modified}')
 198         except NSLCMException as e:
 199             logger.debug("Fail to create internal network to aai, detail message: %s" % e.message)
 200         except:
 201             logger.error(traceback.format_exc())
 202
 203     def create_network_and_subnet_in_aai(self, vlInstanceId, ownerId):
 204         logger.debug("CreateVls::create_network_in_aai::report network[%s] to aai." % vlInstanceId)
 205         try:
 206             data = {
 207                 "network-id": vlInstanceId,
 208                 "network-name": vlInstanceId,
 209                 "is-bound-to-vpn": False,
 210                 "is-provider-network": True,
 211                 "is-shared-network": True,
 212                 "is-external-network": True,
 213                 "relationship-list": {
 214                     "relationship": [
 215                         {
 216                             "related-to": "generic-vnf",
 217                             "relationship-data": [
 218                                 {
 219                                     "relationship-key": "generic-vnf.vnf-id",
 220                                     "relationship-value": ownerId
 221                                 }
 222                             ]
 223                         }
 224                     ]
 225                 }
 226             }
 227             resp_data, resp_status = create_network_aai(vlInstanceId, data)
 228             logger.debug("Success to create network[%s] to aai: [%s].", vlInstanceId, resp_status)
 229         except NSLCMException as e:
 230             logger.debug("Fail to create network[%s] to aai, detail message: %s" % (vlInstanceId, e.message))
 231         except:
 232             logger.error(traceback.format_exc())
 233
 234     def delete_network_and_subnet_in_aai(self, vlInstanceId):
 235         logger.debug("DeleteVls::delete_network_in_aai::delete network[%s] in aai." % vlInstanceId)
 236         try:
 237             # query network in aai, get resource_version
 238             customer_info = query_network_aai(vlInstanceId)
 239             resource_version = customer_info["resource-version"]
 240
 241             # delete network from aai
 242             resp_data, resp_status = delete_network_aai(vlInstanceId, resource_version)
 243             logger.debug("Success to delete network[%s] from aai, resp_status: [%s]."
 244                          % (vlInstanceId, resp_status))
 245         except NSLCMException as e:
 246             logger.debug("Fail to delete network[%s] to aai, detail message: %s" % (vlInstanceId, e.message))
 247         except:
 248             logger.error(traceback.format_exc())
 249
 250     def create_vserver_in_aai(self, vim_id, vserver_id, vserver_name):
 251         logger.debug("NotifyLcm::create_vserver_in_aai::report vserver instance to aai.")
 252         try:
 253             cloud_owner, cloud_region_id = split_vim_to_owner_region(vim_id)
 254
 255             # query vim_info from aai
 256             vim_info = get_vim_by_id(vim_id)
 257             tenant_id = vim_info["tenantId"]
 258             data = {
 259                 "vserver-id": vserver_id,
 260                 "vserver-name": vserver_name,
 261                 "prov-status": "ACTIVE",
 262                 "vserver-selflink": "",
 263                 "in-maint": True,
 264                 "is-closed-loop-disabled": False,
 265                 "relationship-list": {
 266                     "relationship": [
 267                         {
 268                             "related-to": "generic-vnf",
 269                             "relationship-data": [
 270                                 {
 271                                     "relationship-key": "generic-vnf.vnf-id",
 272                                     "relationship-value": self.vnf_instid
 273                                 }
 274                             ]
 275                         }
 276                     ]
 277                 }
 278             }
 279
 280             # create vserver instance in aai
 281             resp_data, resp_status = create_vserver_aai(cloud_owner, cloud_region_id, tenant_id, vserver_id, data)
 282             logger.debug("Success to create vserver[%s] to aai, vnf instance=[%s], resp_status: [%s]."
 283                          % (vserver_id, self.vnf_instid, resp_status))
 284         except NSLCMException as e:
 285             logger.debug("Fail to create vserver to aai, vnf instance=[%s], detail message: %s"
 286                          % (self.vnf_instid, e.message))
 287         except:
 288             logger.error(traceback.format_exc())