text: #!/usr/bin/python3
  
  # *****************************************************************************
  #
  # 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
  #
  # 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.
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  # ******************************************************************************
  
  import argparse
  import json
  import sys
  from datalab.actions_lib import *
  from datalab.meta_lib import *
  from datalab.logger import logging
  
  parser = argparse.ArgumentParser()
  parser.add_argument('--firewall', type=str)
  args = parser.parse_args()
  
  if __name__ == "__main__":
      firewall = json.loads(args.firewall)
      if firewall:
          for firewall_rule in firewall['ingress']:
              if GCPMeta().get_firewall(firewall_rule['name']):
                  logging.info("REQUESTED INGRESS FIREWALL {} ALREADY EXISTS".format(firewall_rule['name']))
              else:
                  logging.info("Creating Ingress Firewall {}".format(firewall_rule['name']))
                  GCPActions().create_firewall(firewall_rule)
          for firewall_rule in firewall['egress']:
              if GCPMeta().get_firewall(firewall_rule['name']):
                  logging.info("REQUESTED EGRESS FIREWALL {} ALREADY EXISTS".format(firewall_rule['name']))
              else:
                  logging.info("Creating Egress Firewall {}".format(firewall_rule['name']))
                  GCPActions().create_firewall(firewall_rule)
      else:
          parser.print_help()
          sys.exit(2)
  