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
 110             if resourceType != 'network':
 111                 self.exception('affectedVl struct error: resourceType not euqal network')
 112
 113             ownerId = self.get_vnfinstid(self.m_vnfInstanceId, self.vnfmid)
 114
 115             if changeType == 'added':
 116                 VLInstModel(vlinstanceid=vlInstanceId, vldid=vldid, ownertype=0, ownerid=ownerId,
 117                             relatednetworkid=resourceId, vltype=0).save()
 118             elif changeType == 'removed':
 119                 VLInstModel.objects.filter(vlinstanceid=vlInstanceId).delete()
 120             elif changeType == 'modified':
 121                 VLInstModel.objects.filter(vlinstanceid=vlInstanceId)\
 122                     .update(vldid=vldid, ownertype=0, ownerid=ownerId, relatednetworkid=resourceId, vltype=0)
 123             else:
 124                 self.exception('affectedVl struct error: changeType not in {added,removed,modified}')
 125
 126     def update_Cp(self):
 127         for cp in self.affectedCp:
 128             virtualLinkInstanceId = ignore_case_get(cp, 'virtualLinkInstanceId')
 129             ownertype = ignore_case_get(cp, 'ownerType')
 130             if not ownertype:
 131                 ownertype = 0
 132             ownerid = self.vnf_instid if str(ownertype) == "0" else ignore_case_get(cp, 'ownerId')
 133             cpInstanceId = ignore_case_get(cp, 'cpInstanceId')
 134             cpdId = ignore_case_get(cp, 'cpdId')
 135             changeType = ignore_case_get(cp, 'changeType')
 136             relatedportId = ''
 137             portResource = ignore_case_get(cp, 'portResource')
 138             if portResource:
 139                 vimId = ignore_case_get(portResource, 'vimId')
 140                 resourceId = ignore_case_get(portResource, 'resourceId')
 141                 resourceName = ignore_case_get(portResource, 'resourceName')
 142                 tenant = ignore_case_get(portResource, 'tenant')
 143                 ipAddress = ignore_case_get(portResource, 'ipAddress')
 144                 macAddress = ignore_case_get(portResource, 'macAddress')
 145                 instId = ignore_case_get(portResource, 'instId')
 146                 portid = str(uuid.uuid4())
 147                 PortInstModel(portid=portid, networkid='unknown', subnetworkid='unknown', vimid=vimId,
 148                               resourceid=resourceId, name=resourceName, instid=instId, cpinstanceid=cpInstanceId,
 149                               bandwidth='unknown', operationalstate='active', ipaddress=ipAddress, macaddress=macAddress,
 150                               floatipaddress='unknown', serviceipaddress='unknown', typevirtualnic='unknown',
 151                               sfcencapsulation='gre', direction='unknown', tenant=tenant).save()
 152                 relatedportId = portid
 153
 154             if changeType == 'added':
 155                 CPInstModel(cpinstanceid=cpInstanceId, cpdid=cpdId, ownertype=ownertype, ownerid=ownerid,
 156                             relatedtype=2, relatedport=relatedportId, status='active').save()
 157             elif changeType == 'removed':
 158                 CPInstModel.objects.filter(cpinstanceid=cpInstanceId).delete()
 159             elif changeType == 'changed':
 160                 CPInstModel.objects.filter(cpinstanceid=cpInstanceId).update(cpdid=cpdId, ownertype=ownertype,
 161                                                                              ownerid=ownerid,
 162                                                                              vlinstanceid=virtualLinkInstanceId,
 163                                                                              relatedtype=2, relatedport=relatedportId)
 164             else:
 165                 self.exception('affectedVl struct error: changeType not in {added,removed,modified}')
 166
 167     def update_Storage(self):
 168         pass
 169
 170     def update_vnf_by_vnfdmodule(self):
 171         NfInstModel.objects.filter(nfinstid=self.vnf_instid).update(vnfd_model=self.vnfdmodule)
 172
 173     def update_network_in_aai(self):
 174         logger.debug("update_network_in_aai::begin to report network to aai.")
 175         try:
 176             for vl in self.affectedVl:
 177                 vlInstanceId = ignore_case_get(vl, 'vlInstanceId')
 178                 # vldid = ignore_case_get(vl, 'vldid')
 179                 changeType = ignore_case_get(vl, 'changeType')
 180                 networkResource = ignore_case_get(vl, 'networkResource')
 181                 resourceType = ignore_case_get(networkResource, 'resourceType')
 182                 # resourceId = ignore_case_get(networkResource, 'resourceId')
 183
 184                 if resourceType != 'network':
 185                     logger.error('affectedVl struct error: resourceType not euqal network')
 186                     raise NSLCMException("affectedVl struct error: resourceType not euqal network")
 187
 188                 ownerId = self.get_vnfinstid(self.m_vnfInstanceId, self.vnfmid)
 189
 190                 if changeType in ['added', 'modified']:
 191                     self.create_network_and_subnet_in_aai(vlInstanceId, ownerId)
 192                 elif changeType == 'removed':
 193                     self.delete_network_and_subnet_in_aai(vlInstanceId)
 194                 else:
 195                     logger.error('affectedVl struct error: changeType not in {added,removed,modified}')
 196         except NSLCMException as e:
 197             logger.debug("Fail to create internal network to aai, detail message: %s" % e.message)
 198         except:
 199             logger.error(traceback.format_exc())
 200
 201     def create_network_and_subnet_in_aai(self, vlInstanceId, ownerId):
 202         logger.debug("CreateVls::create_network_in_aai::report network[%s] to aai." % vlInstanceId)
 203         try:
 204             data = {
 205                 "network-id": vlInstanceId,
 206                 "network-name": vlInstanceId,
 207                 "is-bound-to-vpn": False,
 208                 "is-provider-network": True,
 209                 "is-shared-network": True,
 210                 "is-external-network": True,
 211                 "relationship-list": {
 212                     "relationship": [
 213                         {
 214                             "related-to": "generic-vnf",
 215                             "relationship-data": [
 216                                 {
 217                                     "relationship-key": "generic-vnf.vnf-id",
 218                                     "relationship-value": ownerId
 219                                 }
 220                             ]
 221                         }
 222                     ]
 223                 }
 224             }
 225             resp_data, resp_status = create_network_aai(vlInstanceId, data)
 226             logger.debug("Success to create network[%s] to aai: [%s].", vlInstanceId, resp_status)
 227         except NSLCMException as e:
 228             logger.debug("Fail to create network[%s] to aai, detail message: %s" % (vlInstanceId, e.message))
 229         except:
 230             logger.error(traceback.format_exc())
 231
 232     def delete_network_and_subnet_in_aai(self, vlInstanceId):
 233         logger.debug("DeleteVls::delete_network_in_aai::delete network[%s] in aai." % vlInstanceId)
 234         try:
 235             # query network in aai, get resource_version
 236             customer_info = query_network_aai(vlInstanceId)
 237             resource_version = customer_info["resource-version"]
 238
 239             # delete network from aai
 240             resp_data, resp_status = delete_network_aai(vlInstanceId, resource_version)
 241             logger.debug("Success to delete network[%s] from aai, resp_status: [%s]."
 242                          % (vlInstanceId, resp_status))
 243         except NSLCMException as e:
 244             logger.debug("Fail to delete network[%s] to aai, detail message: %s" % (vlInstanceId, e.message))
 245         except:
 246             logger.error(traceback.format_exc())
 247
 248     def create_vserver_in_aai(self, vim_id, vserver_id, vserver_name):
 249         logger.debug("NotifyLcm::create_vserver_in_aai::report vserver instance to aai.")
 250         try:
 251             cloud_owner, cloud_region_id = split_vim_to_owner_region(vim_id)
 252
 253             # query vim_info from aai
 254             vim_info = get_vim_by_id(vim_id)
 255             tenant_id = vim_info["tenantId"]
 256             data = {
 257                 "vserver-id": vserver_id,
 258                 "vserver-name": vserver_name,
 259                 "prov-status": "ACTIVE",
 260                 "vserver-selflink": "",
 261                 "in-maint": True,
 262                 "is-closed-loop-disabled": False,
 263                 "relationship-list": {
 264                     "relationship": [
 265                         {
 266                             "related-to": "generic-vnf",
 267                             "relationship-data": [
 268                                 {
 269                                     "relationship-key": "generic-vnf.vnf-id",
 270                                     "relationship-value": self.vnf_instid
 271                                 }
 272                             ]
 273                         }
 274                     ]
 275                 }
 276             }
 277
 278             # create vserver instance in aai
 279             resp_data, resp_status = create_vserver_aai(cloud_owner, cloud_region_id, tenant_id, vserver_id, data)
 280             logger.debug("Success to create vserver[%s] to aai, vnf instance=[%s], resp_status: [%s]."
 281                          % (vserver_id, self.vnf_instid, resp_status))
 282         except NSLCMException as e:
 283             logger.debug("Fail to create vserver to aai, vnf instance=[%s], detail message: %s"
 284                          % (self.vnf_instid, e.message))
 285         except:
 286             logger.error(traceback.format_exc())