golang jwt加密解密

//常量key
const (
	SIGNED_KEY = "yourkey"
)


加密
func test(zifuchuan string ) string{

	claims := &jwt.StandardClaims{
		NotBefore: int64(time.Now().Unix()),
		ExpiresAt: int64(time.Now().Unix() + 1000),
		Issuer:    "hzwy23",
	}


	token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
	ss, err := token.SignedString([]byte(SIGNED_KEY))
	if err != nil {
		logs.Error(err)
	}

	return  ss;
}


//解密
func ParseHStoken(tokenString string) jwt.MapClaims {
	token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
		return []byte(SIGNED_KEY), nil
	})
	if err != nil {
		fmt.Println("HS256的token解析错误，err:", err)
		return nil
	}

	claims, ok := token.Claims.(jwt.MapClaims)
	if !ok {
		fmt.Println("ParseHStoken:claims类型转换失败")
		return nil
	}
	return claims
}