//产生 Token
public Token Create(User user)
{
var exp = 36000; //过期时间(秒)
//稍微修改 Payload 将使用着咨询和过期时间翻开
var payload = new Payload
{
Info = user,
//Unix 时间戳
Exp = Convert.ToInt32((DateTime.Now.AddSeconds(exp) - new DateTime(1970, 1, 1)).TotalSeconds)
};
var json = JsonConvert.SerializeObject(payload);
var base64 = Convert.ToBase64String(Encoding.UTF8.GetBytes(json));
var iv = Guid.NewGuid().ToString().Replace("-", "").Substring(0, 16);
//使用 AES 加密 Payload
var encrypt = TokenCrypto.AESEncrypt(base64, key.Substring(0, 16), iv);
//取得签章
var signature = TokenCrypto.ComputeHMACSHA256(iv + "." + encrypt, key.Substring(0, 64));
return(new Token
{
//Token 为 iv + encrypt + signature，并用 . 串联
Access_token = iv + "." + encrypt + "." + signature,
//Refresh Token 使用 Guid 产生
Refresh_token = Guid.NewGuid().ToString().Replace("-", ""),
Expires_in = exp,
});
}
