etcdv3

type Config struct {
	*etcdv3.Config
	ReadTimeout time.Duration
	ConfigKey   string
	Prefix      string
	ServiceTTL  time.Duration
	// contains filtered or unexported fields
}

type Operation uint8

type Update struct {
	// Op indicates the operation of the update.
	Op Operation
	// Addr is the updated address. It is empty string if there is no address update.
	Addr string
	// Metadata is the updated metadata. It is nil if there is no metadata update.
	// Metadata is not required for a custom naming implementation.
	Metadata interface{}
}