code: func (m *Stub) GetInfo(ctx context.Context, req *watcherapi.InfoRequest) (*watcherapi.PluginInfo, error) {
  	log.Println("GetInfo")
  	return &watcherapi.PluginInfo{
  		Type:              watcherapi.DevicePlugin,
  		Name:              m.resourceName,
  		Endpoint:          m.endpoint,
  		SupportedVersions: []string{pluginapi.Version}}, nil
  }
docs: // GetInfo is the RPC which return pluginInfo