text: """
  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.
  
  Ambari Agent
  
  """
  
  import sys
  from resource_management import *
  
  from yarn import yarn
  from service import service
  
  class Nodemanager(Script):
    def install(self, env):
      sys.exit(0)
  
    def configure(self, env):
      import params
      env.set_params(params)
      yarn(name="nodemanager")
  
    def start(self, env):
      import params
      env.set_params(params)
      self.configure(env) # FOR SECURITY
      service('nodemanager',
              action='start'
      )
  
    def stop(self, env):
      import params
      env.set_params(params)
  
      service('nodemanager',
              action='stop'
      )
  
    def status(self, env):
      import status_params
      env.set_params(status_params)
      check_process_status(status_params.nodemanager_pid_file)
  
  if __name__ == "__main__":
    Nodemanager().execute()
  