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# Copyright (c) 2018, CMCC Technologies Co., Ltd.
# 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 json
import logging
import threading
import traceback
from lcm.pub.database.models import NfInstModel
from lcm.pub.exceptions import NSLCMException
from lcm.pub.msapi.vnfmdriver import send_nf_heal_request
from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE, JOB_MODEL_STATUS
from lcm.pub.utils.values import ignore_case_get
from lcm.ns_vnfs.const import VNF_STATUS
from lcm.ns_vnfs.biz.wait_job import wait_job_finish
JOB_ERROR = 255
logger = logging.getLogger(__name__)
class NFOperateService(threading.Thread):
def __init__(self, vnf_instance_id, data):
super(NFOperateService, self).__init__()
self.vnf_instance_id = vnf_instance_id
self.data = data
self.job_id = JobUtil.create_job("NF", JOB_TYPE.HEAL_VNF, vnf_instance_id)
self.nf_model = {}
self.nf_additional_params = {}
self.nf_operate_params = {}
self.m_nf_inst_id = ''
self.vnfm_inst_id = ''
def run(self):
try:
self.do_biz()
except NSLCMException as e:
JobUtil.add_job_status(self.job_id, JOB_ERROR, e.message)
except:
logger.error(traceback.format_exc())
JobUtil.add_job_status(self.job_id, JOB_ERROR, 'nf update fail')
def do_biz(self):
self.update_job(1, desc='nf update start')
self.get_and_check_params()
self.update_nf_status(VNF_STATUS.UPDATING)
self.send_nf_operating_request()
self.update_nf_status(VNF_STATUS.ACTIVE)
self.update_job(100, desc='nf update success')
def get_and_check_params(self):
nf_info = NfInstModel.objects.filter(nfinstid=self.vnf_instance_id)
if not nf_info:
logger.error('NF instance[id=%s] does not exist' % self.vnf_instance_id)
raise NSLCMException('NF instance[id=%s] does not exist' % self.vnf_instance_id)
logger.debug('vnfd_model = %s, vnf_instance_id = %s' % (nf_info[0].vnfd_model, self.vnf_instance_id))
self.nf_model = nf_info[0].vnfd_model
self.m_nf_inst_id = nf_info[0].mnfinstid
self.vnfm_inst_id = nf_info[0].vnfm_inst_id
self.nf_additional_params = ignore_case_get(self.data, 'additionalParams')
def send_nf_operating_request(self):
req_param = json.JSONEncoder().encode(self.nf_operate_params)
rsp = send_nf_heal_request(self.vnfm_inst_id, self.m_nf_inst_id, req_param)
vnfm_job_id = ignore_case_get(rsp, 'jobId')
ret = wait_job_finish(self.vnfm_inst_id, self.job_id, vnfm_job_id, progress_range=None, timeout=1200,
mode='1')
if ret != JOB_MODEL_STATUS.FINISHED:
logger.error('[NF update] nf update failed')
raise NSLCMException("nf update failed")
def update_job(self, progress, desc=''):
JobUtil.add_job_status(self.job_id, progress, desc)
def update_nf_status(self, status):
NfInstModel.objects.filter(nfinstid=self.vnf_instance_id).update(status=status)
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