예제 #1
0
        /// <summary>
        /// 颁发Jwt字符串
        /// </summary>
        /// <param name="tokenModle"></param>
        /// <returns></returns>
        public static string IssueJwtStr(JwtTokenModel tokenModle)
        {
            if (ConfigHelper.IsExistNode("JwtSetting"))
            {
                var issure   = ConfigHelper.GetDefaultJsonValue("JwtSetting:Issure");
                var audience = ConfigHelper.GetDefaultJsonValue("JwtSetting:Audience");
                //秘钥要足够的长
                var secret = ConfigHelper.GetDefaultJsonValue("JwtSetting:Secret");

                var claims = new List <Claim>()
                {
                    new Claim(JwtRegisteredClaimNames.Iss, issure),                                                                     //签发人
                    new Claim(JwtRegisteredClaimNames.Aud, audience),                                                                   //受众
                    new Claim(JwtRegisteredClaimNames.Jti, tokenModle.UserId.ToString()),                                               //编号
                    new Claim(JwtRegisteredClaimNames.Iat, $"{new DateTimeOffset(DateTime.Now).ToUnixTimeMilliseconds()}"),             //Jwt的颁发时间,采用标准的unix时间,用于验证过期
                    new Claim(JwtRegisteredClaimNames.Nbf, $"{new DateTimeOffset(DateTime.Now).ToUnixTimeMilliseconds()}"),             //生效时间
                    new Claim(JwtRegisteredClaimNames.Exp, $"{new DateTimeOffset(DateTime.Now.AddSeconds(1000)).ToUnixTimeSeconds()}"), //过期时间
                };

                claims.AddRange(tokenModle.Role.Split(',').Select(v => new Claim(ClaimTypes.Role, v)));

                //秘钥 (SymmetricSecurityKey 对安全性的要求,密钥的长度太短会报出异常,至少16位)
                var key = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(secret));
                //数字签名
                var signature  = new SigningCredentials(key, SecurityAlgorithms.HmacSha256);
                var jwt        = new JwtSecurityToken(issuer: issure, claims: claims, signingCredentials: signature);
                var jwtHandler = new JwtSecurityTokenHandler();
                var jwtStr     = jwtHandler.WriteToken(jwt);

                return(jwtStr);
            }

            return(string.Empty);
        }
예제 #2
0
        /// <summary>
        /// 解析Jwttoken信息
        /// </summary>
        /// <param name="jwtStr">token信息</param>
        /// <returns></returns>
        public static JwtTokenModel SerializeJwt(string jwtStr)
        {
            var jwtHandler            = new JwtSecurityTokenHandler();
            JwtSecurityToken jwtToken = jwtHandler.ReadJwtToken(jwtStr);
            object           role;

            try
            {
                jwtToken.Payload.TryGetValue(ClaimTypes.Role, out role);
            }
            catch (Exception e)
            {
                Console.WriteLine(e);
                throw;
            }
            var entity = new JwtTokenModel
            {
                UserId = int.Parse(jwtToken.Id),
                Role   = role?.ToString() ?? string.Empty,
            };

            return(entity);
        }