lcm/workflows/auto_deploy.py

   1 # Copyright 2017 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 logging
  15 import traceback
  16 import os
  17
  18 from lcm.pub.database.models import WFPlanModel
  19 from lcm.pub.msapi import activiti
  20
  21 logger = logging.getLogger(__name__)
  22
  23
  24 def deploy_workflow_on_startup():
  25     try:
  26         if WFPlanModel.objects.filter():
  27             logger.warn("Workflow is already deployed.")
  28             return
  29         base_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
  30         file_path = os.path.join(base_path, "ns/data/nsinit.bpmn20.xml")
  31         deploy_info = activiti.deploy_workflow(file_path)
  32         WFPlanModel(
  33             deployed_id=deploy_info["deployedId"],
  34             process_id=deploy_info["processId"],
  35             status=deploy_info["status"],
  36             message=deploy_info["message"],
  37             plan_name="ns_instantiate").save()
  38         logger.info("Deploy workflow successfully.")
  39     except:
  40         logger.error(traceback.format_exc())