token

type Claims struct {
	UserID   int64
	UserName string
	jwt.StandardClaims
}

type Token interface {

	// JwtSign 签名
	JwtSign(userID int64, userName string, expireDuration time.Duration) (tokenString string, err error)

	// JwtParse 解密
	JwtParse(tokenString string) (*Claims, error)

	// UrlSign URL 签名方式，不支持解密
	UrlSign(path string, method string, params url.Values) (tokenString string, err error)
}