old_contents: # Licensed to the StackStorm, Inc ('StackStorm') 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.
  
  from st2common import log as logging
  from st2actions.runners import ActionRunner
  from st2common.constants.action import LIVEACTION_STATUS_SUCCEEDED
  import st2common.util.jsonify as jsonify
  
  LOG = logging.getLogger(__name__)
  
  
  class NoopRunner(ActionRunner):
      """
      Runner which does absolutely nothing. No-op action.
      """
      KEYS_TO_TRANSFORM = ['stdout', 'stderr']
  
      def __init__(self, runner_id):
          super(NoopRunner, self).__init__(runner_id=runner_id)
  
      def run(self, action_parameters):
  
          LOG.info('Executing action via NoopRunner: %s', self.runner_id)
          LOG.info('[Action info] name: %s, Id: %s',
                   self.action_name, str(self.execution_id))
  
          result = {
              'failed': False,
              'succeeded': True,
              'return_code': 0,
          }
  
          status = LIVEACTION_STATUS_SUCCEEDED
          return (status, jsonify.json_loads(result, NoopRunner.KEYS_TO_TRANSFORM), None)
  
new_contents: # Licensed to the StackStorm, Inc ('StackStorm') 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.
  
  from st2common import log as logging
  from st2actions.runners import ActionRunner
  from st2common.constants.action import LIVEACTION_STATUS_SUCCEEDED
  import st2common.util.jsonify as jsonify
  
  LOG = logging.getLogger(__name__)
  
  
  class NoopRunner(ActionRunner):
      """
      Runner which does absolutely nothing. No-op action.
      """
      KEYS_TO_TRANSFORM = ['stdout', 'stderr']
  
      def __init__(self, runner_id):
          super(NoopRunner, self).__init__(runner_id=runner_id)
  
      def pre_run(self):
          pass
  
      def run(self, action_parameters):
  
          LOG.info('Executing action via NoopRunner: %s', self.runner_id)
          LOG.info('[Action info] name: %s, Id: %s',
                   self.action_name, str(self.execution_id))
  
          result = {
              'failed': False,
              'succeeded': True,
              'return_code': 0,
          }
  
          status = LIVEACTION_STATUS_SUCCEEDED
          return (status, jsonify.json_loads(result, NoopRunner.KEYS_TO_TRANSFORM), None)
  
subject: add pre-run callback for noop runner