lcm/ns/biz/ns_lcm_op_occ.py

   1 # Copyright 2019 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
  15 import logging
  16 import datetime
  17 import uuid
  18
  19 from lcm.pub.database.models import NSLcmOpOccModel
  20 from lcm.pub.utils.values import update_value
  21
  22
  23 logger = logging.getLogger(__name__)
  24
  25
  26 class NsLcmOpOcc(object):
  27     @staticmethod
  28     def create(nsInstanceId, lcmOperationType, operationState, isAutomaticInvocation, operationParams):
  29         logger.debug("lcm_op_occ(%s,%s,%s,%s,%s) create begin." % (nsInstanceId, lcmOperationType, operationState, isAutomaticInvocation, operationParams))
  30         cur_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
  31         lcm_op_occ = NSLcmOpOccModel.objects.create(
  32             id=str(uuid.uuid4()),
  33             operation_state=operationState,
  34             state_entered_time=cur_time,
  35             start_time=cur_time,
  36             ns_instance_id=nsInstanceId,
  37             operation=lcmOperationType,
  38             is_automatic_invocation=isAutomaticInvocation,
  39             operation_params=operationParams,
  40             is_cancel_pending=False
  41         )
  42         logger.debug("lcm_op_occ(%s) create successfully." % lcm_op_occ.id)
  43         return lcm_op_occ.id
  44
  45     @staticmethod
  46     def update(occ_id, operationState=None, isCancelPending=None, cancelMode=None, error=None, resourceChanges=None):
  47         lcm_op_occ = NSLcmOpOccModel.objects.get(id=occ_id)
  48         if operationState:
  49             lcm_op_occ.operation_state = operationState
  50             lcm_op_occ.state_entered_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
  51         if isCancelPending:
  52             lcm_op_occ.is_cancel_pending = isCancelPending
  53         if cancelMode:
  54             lcm_op_occ.cancel_mode = cancelMode
  55         if error:
  56             lcm_op_occ.error = error
  57         if resourceChanges:
  58             lcm_op_occ.resource_changes = update_value(lcm_op_occ.resourceChanges if lcm_op_occ.resourceChanges else {}, resourceChanges)
  59         lcm_op_occ.save()
  60         logger.debug("lcm_op_occ(%s) update successfully." % lcm_op_occ.id)
  61         return lcm_op_occ.id