docs: def running_service_owners(
          exclude=('/dev', '/home', '/media', '/proc', '/run', '/sys/', '/tmp',
                   '/var')
      ):
      '''
      Determine which packages own the currently running services. By default,
      excludes files whose full path starts with ``/dev``, ``/home``, ``/media``,
      ``/proc``, ``/run``, ``/sys``, ``/tmp`` and ``/var``. This can be
      overridden by passing in a new list to ``exclude``.
  
      CLI Example:
  
          salt myminion introspect.running_service_owners
      '''
      error = {}
      if 'pkg.owner' not in __salt__:
          error['Unsupported Package Manager'] = (
              'The module for the package manager on this system does not '
              'support looking up which package(s) owns which file(s)'
          )
  
      if 'file.open_files' not in __salt__:
          error['Unsupported File Module'] = (
              'The file module on this system does not '
              'support looking up open files on the system'
          )
  
      if error:
          return {'Error': error}
  
      ret = {}
      open_files = __salt__['file.open_files']()
  
      execs = __salt__['service.execs']()
      for path in open_files:
          ignore = False
          for bad_dir in exclude:
              if path.startswith(bad_dir):
                  ignore = True
  
          if ignore:
              continue
  
          if not os.access(path, os.X_OK):
              continue
  
          for service in execs:
              if path == execs[service]:
                  pkg = __salt__['pkg.owner'](path)
                  ret[service] = next(six.itervalues(pkg))
  
      return ret