def _get_env_vars(self):
        env_vars = {}

        if self._env:
            env_vars.update(self._env)

        # Include common st2 env vars
        st2_env_vars = self._get_common_action_env_variables()
        env_vars.update(st2_env_vars)

        return env_vars
:rtype: ``dict``
dataset/ETHPy150Open StackStorm/st2/st2actions/st2actions/runners/ssh/fabric_runner.py/BaseFabricRunner._get_env_vars