code: def file_list(load):
      '''
      Return a list of all files on the file server in a specified environment
      '''
      if 'env' in load:
          # "env" is not supported; Use "saltenv".
          load.pop('env')
  
      ret = []
  
      if 'saltenv' not in load:
          return ret
  
      saltenv = load['saltenv']
      metadata = _init()
  
      if not metadata or saltenv not in metadata:
          return ret
      for bucket in _find_files(metadata[saltenv]):
          for buckets in six.itervalues(bucket):
              files = [f for f in buckets if not fs.is_file_ignored(__opts__, f)]
              ret += _trim_env_off_path(files, saltenv)
  
      return ref file_list(load):
      '''
      Return a list of all files on the file server in a specified environment
      '''
      if 'env' in load:
          # "env" is not supported; Use "saltenv".
          load.pop('env')
  
      ret = []
  
      if 'saltenv' not in load:
          return ret
  
      saltenv = load['saltenv']
      metadata = _init()
  
      if not metadata or saltenv not in metadata:
          return ret
      for bucket in _find_files(metadata[saltenv]):
          for buckets in six.itervalues(bucket):
              files = [f for f in buckets if not fs.is_file_ignored(__opts__, f)]
              ret += _trim_env_off_path(files, saltenv)
  
      return ret
docs: Return a list of all files on the file server in a specified environment