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# Copyright 2016 ZTE Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import uuid
import logging
import traceback
from rest_framework import status
from rest_framework.response import Response
from lcm.ns.vnfs.const import INST_TYPE
from lcm.pub.exceptions import NSLCMException
from lcm.pub.database.models import VNFCInstModel, VLInstModel, NfInstModel, PortInstModel, CPInstModel, VmInstModel
from lcm.pub.utils.values import ignore_case_get
logger = logging.getLogger(__name__)
class NotifyLcm(object):
def __init__(self, vnfmid, vnfInstanceId, data):
logger.debug("[Notify LCM] vnfmid=%s, vnfInstanceId=%s, data=%s" % (vnfmid, vnfInstanceId, data))
self.vnf_instid = ''
self.vnfmid = vnfmid
self.m_vnfInstanceId = vnfInstanceId
self.status = ignore_case_get(data, 'status')
self.operation = ignore_case_get(data, 'operation')
self.lcm_jobid = ignore_case_get(data, 'jobId')
self.vnfdmodule = ignore_case_get(data, 'vnfdmodule')
self.affectedVnfc = ignore_case_get(data, 'affectedVnfc')
self.affectedVl = ignore_case_get(data, 'affectedVl')
self.affectedCp = ignore_case_get(data, 'affectedCp')
self.affectedVirtualStorage = ignore_case_get(data, 'affectedVirtualStorage')
def do_biz(self):
try:
self.vnf_instid = self.get_vnfinstid(self.m_vnfInstanceId, self.vnfmid)
self.update_Vnfc()
self.update_Vl()
self.update_Cp()
self.update_Storage()
logger.debug("notify lcm end")
except NSLCMException as e:
self.exception(e.message)
except Exception:
logger.error(traceback.format_exc())
self.exception('unexpected exception')
def get_vnfinstid(self, mnfinstid, vnfm_inst_id):
nfinst = NfInstModel.objects.filter(mnfinstid=mnfinstid, vnfm_inst_id=vnfm_inst_id).first()
if nfinst:
return nfinst.nfinstid
else:
self.exception('vnfinstid not exist')
def exception(self, error_msg):
logger.error('Notify Lcm failed, detail message: %s' % error_msg)
return Response(data={'error': '%s' % error_msg}, status=status.HTTP_409_CONFLICT)
def update_Vnfc(self):
for vnfc in self.affectedVnfc:
vnfcInstanceId = ignore_case_get(vnfc, 'vnfcInstanceId')
vduId = ignore_case_get(vnfc, 'vduId')
changeType = ignore_case_get(vnfc, 'changeType')
vimId = ignore_case_get(vnfc, 'vimid')
vmId = ignore_case_get(vnfc, 'vmid')
vmName = ignore_case_get(vnfc, 'vmname')
if changeType == 'added':
VNFCInstModel(vnfcinstanceid=vnfcInstanceId, vduid=vduId,
nfinstid=self.vnf_instid, vmid=vmId).save()
VmInstModel(vmid=vmId, vimid=vimId, resouceid=vmId, insttype=INST_TYPE.VNF,
instid=self.vnf_instid, vmname=vmName, hostid='1').save()
elif changeType == 'removed':
VNFCInstModel.objects.filter(vnfcinstanceid=vnfcInstanceId).delete()
elif changeType == 'modified':
VNFCInstModel.objects.filter(vnfcinstanceid=vnfcInstanceId).update(vduid=vduId,
nfinstid=self.vnf_instid,
vmid=vmId)
else:
self.exception('affectedVnfc struct error: changeType not in {added,removed,modified}')
def update_Vl(self):
for vl in self.affectedVl:
vlInstanceId = ignore_case_get(vl, 'vlInstanceId')
vldid = ignore_case_get(vl, 'vldid')
changeType = ignore_case_get(vl, 'changeType')
networkResource = ignore_case_get(vl, 'networkResource')
resourceType = ignore_case_get(networkResource, 'resourceType')
resourceId = ignore_case_get(networkResource, 'resourceId')
if resourceType != 'network':
self.exception('affectedVl struct error: resourceType not euqal network')
ownerId = self.vnf_instid
ownerId = self.get_vnfinstid(self.vnf_instid, self.vnfmid)
if changeType == 'added':
VLInstModel(vlInstanceId=vlInstanceId, vldId=vldid, ownerType=0, ownerId=ownerId,
relatedNetworkId=resourceId, vlType=0).save()
elif changeType == 'removed':
VLInstModel.objects.filter(vlInstanceId=vlInstanceId).delete()
elif changeType == 'modified':
VLInstModel.objects.filter(vlInstanceId=vlInstanceId)\
.update(vldId=vldid, ownerType=0, ownerId=ownerId, relatedNetworkId=resourceId, vlType=0)
else:
self.exception('affectedVl struct error: changeType not in {added,removed,modified}')
def update_Cp(self):
for cp in self.affectedCp:
virtualLinkInstanceId = ignore_case_get(cp, 'virtualLinkInstanceId')
ownertype = ignore_case_get(cp, 'ownertype')
if not ownertype:
ownertype = 0
ownerid = self.vnf_instid if str(ownertype) == "0" else ignore_case_get(cp, 'ownerid')
cpInstanceId = ignore_case_get(cp, 'cpinstanceid')
cpdId = ignore_case_get(cp, 'cpdid')
changeType = ignore_case_get(cp, 'changetype')
relatedportId = ''
portResource = ignore_case_get(cp, 'portResource')
if portResource:
vimId = ignore_case_get(portResource, 'vimid')
resourceId = ignore_case_get(portResource, 'resourceid')
resourceName = ignore_case_get(portResource, 'resourceName')
tenant = ignore_case_get(portResource, 'tenant')
ipAddress = ignore_case_get(portResource, 'ipAddress')
macAddress = ignore_case_get(portResource, 'macAddress')
instId = ignore_case_get(portResource, 'instId')
portid = str(uuid.uuid4())
PortInstModel(portid=portid, networkid='unknown', subnetworkid='unknown', vimid=vimId,
resourceid=resourceId, name=resourceName, instid=instId, cpinstanceid=cpInstanceId,
bandwidth='unknown', operationalstate='active', ipaddress=ipAddress, macaddress=macAddress,
floatipaddress='unknown', serviceipaddress='unknown', typevirtualnic='unknown',
sfcencapsulation='gre', direction='unknown', tenant=tenant).save()
relatedportId = portid
if changeType == 'added':
CPInstModel(cpinstanceid=cpInstanceId, cpdid=cpdId, ownertype=ownertype, ownerid=ownerid,
relatedtype=2, relatedport=relatedportId, status='active').save()
elif changeType == 'removed':
CPInstModel.objects.filter(cpinstanceid=cpInstanceId).delete()
elif changeType == 'changed':
CPInstModel.objects.filter(cpinstanceid=cpInstanceId).update(cpdid=cpdId, ownertype=ownertype,
ownerid=ownerid,
vlinstanceid=virtualLinkInstanceId,
relatedtype=2, relatedport=relatedportId)
else:
self.exception('affectedVl struct error: changeType not in {added,removed,modified}')
def update_Storage(self):
pass
def update_vnf_by_vnfdmodule(self):
NfInstModel.objects.filter(nfinstid=self.vnf_instid).update(vnfd_model=self.vnfdmodule)
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