Token的管理

代码：

RedisCommon

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ServiceStack.Redis;
using System.Configuration;
using ServiceStack.Redis.Generic;
using Newtonsoft.Json;

namespace Rongzi.BZone.Common.Util
{
    public class RedisCommon
    {
        private static readonly Lazy<RedisCommon> _instance = new Lazy<RedisCommon>(() => new RedisCommon());
        private static readonly string redisUrl = ConfigurationManager.AppSettings["Redis_Server"];
        private static readonly string redisPort = ConfigurationManager.AppSettings["Redis_Port"];
        private RedisCommon()
        {

        }
        public static RedisCommon getInstance
        {
            get
            {
                return _instance.Value;
            }
        }

        public RedisClient getRedisClient()
        {
            return new RedisClient(redisUrl, int.Parse(redisPort));
        }

        #region string类型操作

        /// <summary>
        /// 根据key获取对应的对象T
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <returns></returns>
        public T GetObj<T>(string key)
        {
            T result;
            try
            {
                using (var redis = this.getRedisClient())
                {
                    result = redis.Get<T>(key);
                }
            }
            catch (Exception)
            {

                result = default(T);
            }
            return result;
        }

        /// <summary>
        /// 根据key存储T对象
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="val"></param>
        /// <param name="dateTime"></param>
        /// <returns></returns>
        public bool SetObj<T>(string key, T val, DateTime dateTime)
        {
            bool result = false;
            try
            {
                using (var redis = this.getRedisClient())
                {
                    result = redis.Set<T>(key, val, dateTime);
                }
            }
            catch
            {

                result = false;
            }
            return result;
        }

        /// <summary>
        /// 根据key更新T
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <param name="t"></param>
        /// <returns></returns>
        public bool UpdateObj<T>(string key, T t)
        {
            bool result = false;
            using (var redis = this.getRedisClient())
            {
                var value = JsonConvert.SerializeObject(t);
                result = redis.Set<string>(key, value);
            }
            return result;
        }

        /// <summary>
        /// 删除对应key的value
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public bool RemoveObj(string key)
        {
            bool result = false;
            using (var redis = this.getRedisClient())
            {
                result = redis.Remove(key);
            }
            return result;
        }
        #endregion

        #region hash类型操作

        /// <summary>
        /// 从hash表获取数据
        /// </summary>
        public T Get<T>(string hashId, string key)
        {
            using (var redis = this.getRedisClient())
            {
                string value = redis.GetValueFromHash(hashId, key);
                return JsonConvert.DeserializeObject<T>(value);
            }
        }

        /// <summary>
        /// 获取整个hash的数据
        /// </summary>
        public List<T> GetAll<T>(string hashId)
        {
            using (var redis = this.getRedisClient())
            {
                var result = new List<T>();
                var list = redis.GetHashValues(hashId);
                if (list != null && list.Count > 0)
                {
                    list.ForEach(x =>
                    {
                        var value = JsonConvert.DeserializeObject<T>(x);
                        result.Add(value);
                    });
                }
                return result;
            }
        }

        /// <summary>
        /// 判断某个数据是否已经被缓存
        /// </summary>
        public bool Exist<T>(string hashId, string key)
        {
            bool result = false;
            using (var redis = this.getRedisClient())
            {
                result = redis.HashContainsEntry(hashId, key);
            }
            return result;
        }

        /// <summary>
        /// 存储数据到hash表
        /// </summary>
        public bool Set<T>(string hashId, string key, T t)
        {
            bool result = false;
            try
            {
                using (var redis = this.getRedisClient())
                {
                    var value = JsonConvert.SerializeObject(t);
                    result = redis.SetEntryInHash(hashId, key, value);
                }
            }
            catch
            {

                result = false;
            }
            return result;
        }

        /// <summary>
        /// 移除hash中的某值
        /// </summary>
        public bool Remove(string hashId, string key)
        {
            bool result = false;
            try
            {
                using (var redis = this.getRedisClient())
                {
                    result = redis.RemoveEntryFromHash(hashId, key);
                }
            }
            catch
            {
                result = false;
            }
            return result;
        }

        /// <summary>
        /// 移除整个hash
        /// </summary>
        public bool RemoveAll(string hashId)
        {
            bool result = false;
            using (var redis = this.getRedisClient())
            {
                result = redis.Remove(hashId);
            }
            return result;
        }

        /// <summary>
        /// 设置缓存过期
        /// </summary>
        public void SetExpire(string hashId, DateTime datetime)
        {
            using (var redis = this.getRedisClient())
            {
                redis.ExpireEntryAt(hashId, datetime);
            }
        }

        #endregion

        #region 保存到硬盘
        /// <summary>
        /// 保存数据DB文件到硬盘
        /// </summary>
        public void Save()
        {
            using (var redis = this.getRedisClient())
            {
                redis.Save();
            }
        }

        /// <summary>
        /// 异步保存数据DB文件到硬盘
        /// </summary>
        public void SaveAsync()
        {
            using (var redis = this.getRedisClient())
            {
                redis.SaveAsync();
            }
        }
        #endregion
    }
}

TokenManager

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Newtonsoft.Json;
using Rongzi.BZone.Admin.Models;
using Rongzi.BZone.Common.Util;
using System.Configuration;

namespace Rongzi.BZone.Admin.Functions
{
    public class TokenManager
    {
        /// <summary>
        /// 设置对象过期时间
        /// </summary>
        private static readonly int interval = Convert.ToInt32(ConfigurationManager.AppSettings["Redis_TimeInterval"]);


        /// <summary>
        /// 存储对象val，获取对应的token
        /// </summary>
        /// <param name="val"></param>
        /// <returns></returns>
        public static RedisOpearteResult getToken(Manage_UserInfo val)
        {
            string tokenID = Guid.NewGuid().ToString();
            RedisOpearteResult result = new RedisOpearteResult
            {
                isok = RedisCommon.getInstance.SetObj<Manage_UserInfo>(tokenID, val, DateTime.Now.AddMinutes(interval)),
                token = tokenID,
                result = JsonConvert.SerializeObject(val)
            };
            return result;
        }

        /// <summary>
        /// 根据tokenID更新用户对象
        /// </summary>
        /// <param name="tokenID"></param>
        /// <param name="val"></param>
        /// <returns></returns>
        public static RedisOpearteResult RefreshLoginTokenData(String tokenID, Manage_UserInfo val)
        {
            RedisOpearteResult result = new RedisOpearteResult
            {
                isok = RedisCommon.getInstance.SetObj<Manage_UserInfo>(tokenID, val, DateTime.Now.AddMinutes(interval)),
                token = tokenID,
                result = JsonConvert.SerializeObject(val)
            };
            return result;
        }

        /// <summary>
        /// 刷新用户token
        /// </summary>
        /// <param name="tokenID"></param>
        public static RedisOpearteResult RefreshUserToken(string tokenID)
        {
            var obj = RedisCommon.getInstance.GetObj<Manage_UserInfo>(tokenID);
            var isExist = obj != null;
            RedisOpearteResult result = new RedisOpearteResult
            {
                isok = isExist,
                token = tokenID,
                result = "Token过期"
            };
            if (isExist)
            {
                result.result = "成功延迟";
                RedisCommon.getInstance.SetObj<Manage_UserInfo>(tokenID, obj, DateTime.Now.AddMinutes(interval));
            }
            return result;
        }

        /// <summary>
        /// 退出
        /// </summary>
        /// <param name="tokenID"></param>
        /// <returns></returns>
        public static RedisOpearteResult LoginOff(string tokenID)
        {
            var obj = RedisCommon.getInstance.GetObj<Manage_UserInfo>(tokenID);
            var isExist = obj != null;
            RedisOpearteResult result = new RedisOpearteResult
            {
                isok = isExist,
                token = tokenID,
                result = "Token过期"
            };
            if (isExist)
            {
                result.result = "退出成功";
                RedisCommon.getInstance.RemoveObj(tokenID);
            } 
            return result;
        }

        /// <summary>
        /// 通过token 获取用户信息
        /// </summary>
        /// <param name="token">tokenID</param>
        /// <returns></returns>
        public static bool getUserByToken(string token, out Manage_UserInfo user)
        {
            bool isok = false;
            user = null;
            if (!string.IsNullOrEmpty(token) && RedisCommon.getInstance.GetObj<Manage_UserInfo>(token)!=null)
            {
                user = RedisCommon.getInstance.GetObj<Manage_UserInfo>(token);
                isok = true;
            }
            return isok;
        }
    }
}