#!/usr/bin/python

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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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
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import dlab.fab
import dlab.actions_lib
import dlab.meta_lib
import logging
import os
import sys
import json


if __name__ == "__main__":
    local_log_filename = "{}_{}_{}.log".format(os.environ['conf_resource'], os.environ['project_name'],
                                               os.environ['request_id'])
    local_log_filepath = "/logs/" + os.environ['conf_resource'] + "/" + local_log_filename
    logging.basicConfig(format='%(levelname)-8s [%(asctime)s]  %(message)s',
                        level=logging.DEBUG,
                        filename=local_log_filepath)

    print('Generating infrastructure names and tags')
    AzureMeta = dlab.meta_lib.AzureMeta()
    AzureActions = dlab.actions_lib.AzureActions()
    edge_conf = dict()
    edge_conf['service_base_name'] = os.environ['conf_service_base_name']
    edge_conf['resource_group_name'] = os.environ['azure_resource_group_name']
    edge_conf['project_name'] = os.environ['project_name']
    edge_conf['endpoint_name'] = os.environ['endpoint_name']
    edge_conf['instance_name'] = '{0}-{1}-{2}-edge'.format(edge_conf['service_base_name'],
                                                           edge_conf['project_name'], edge_conf['endpoint_name'])

    logging.info('[STOP EDGE]')
    print('[STOP EDGE]')
    try:
        AzureActions.stop_instance(edge_conf['resource_group_name'], edge_conf['instance_name'])
    except Exception as err:
        dlab.fab.append_result("Failed to stop edge.", str(err))
        sys.exit(1)

    try:
        with open("/root/result.json", 'w') as result:
            res = {"instance_name": edge_conf['instance_name'],
                   "Action": "Stop edge server"}
            print(json.dumps(res))
            result.write(json.dumps(res))
    except Exception as err:
        dlab.fab.append_result("Error with writing results", str(err))
        sys.exit(1)