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