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需要在NuGet里面引用ServiceStack.Redis using ServiceStack.Redis; using ServiceStack.Redis.Generic; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleRedisTest { /// <summary> /// 需要在AppSettings裡面配置redis連接字符串節點，名稱固定為“redisHost” /// 例如，格式參考 value="server=192.168.31.42;port=6380;password=pisenmaster;db=9" /// </summary> public class RedisTool : IDisposable { /// <summary> /// redis主機ip /// </summary> private readonly static string RedisServerIP = string.Empty;// "192.168.31.42"; /// <summary> /// 連接端口 /// </summary> private readonly static int RedisPort = 0;// 6380; /// <summary> /// 連接密碼 /// </summary> private readonly static string RedisConnectPassword = string.Empty;// "pisenmaster"; /// <summary> /// 缓冲池 實例db /// </summary> private readonly static string PooledRedisDB1 = string.Empty;// "[email protected]:6380"; //默认缓存过期时间单位秒 public const int secondsTimeOut = 60 * 60; /// <summary> /// //加載配置文件 /// </summary> static RedisTool() { string conStr = System.Configuration.ConfigurationManager.AppSettings["redisHost"]; try { if (string.IsNullOrWhiteSpace(conStr)) { throw new Exception("讀取配置文件出錯，AppSettings節沒有配置名為redisHost的redis連接字符串"); } string[] arr = conStr.Split(';'); RedisServerIP = arr.First(w => w.ToLower().Contains("server="))?.Split('=')[1]; RedisPort = Convert.ToInt32(arr.First(w => w.ToLower().Contains("port="))?.Split('=')[1]); RedisConnectPassword = arr.First(w => w.ToLower().Contains("password="))?.Split('=')[1]; PooledRedisDB1 = $"{RedisConnectPassword}@{RedisServerIP}:{RedisPort}"; } catch (Exception ex) { throw new Exception("讀取配置文件出錯，AppSettings節裡面沒有配置redis連接字符串名為redisHost的節"); } } /// <summary> /// redis客戶端 /// </summary> public RedisClient Redis = new RedisClient(RedisServerIP, RedisPort, RedisConnectPassword, 9); //public RedisClient Redis = new RedisClient("192.168.31.42", 6380, "pisenmaster", 9); //缓存池 private PooledRedisClientManager prcm = new PooledRedisClientManager(); /// <summary> /// 构造函数 /// </summary> /// <param name="OpenPooledRedis">是否开启缓冲池</param> public RedisTool(bool OpenPooledRedis = false) { if (OpenPooledRedis) { //prcm = CreateManager(new[] { "[email protected]:6380" }, new[] { "[email protected]:6380" }); prcm = CreateManager(new[] { PooledRedisDB1 }, new[] { PooledRedisDB1 }); Redis = prcm.GetClient() as RedisClient; } } #region Key/Value存储 /// <summary> /// 设置缓存 /// </summary> /// <typeparam name="T"></typeparam> /// <param name="key">缓存建</param> /// <param name="t">缓存值</param> /// <param name="timeout">过期时间，单位秒,-1：不过期，0：默认过期时间</param> /// <returns></returns> public bool Set<T>(string key, T t, int timeout = 0) { if (timeout < 0) { //永不過期 return Redis.Set(key, t); } if (timeout == 0) { //默認時長 timeout = secondsTimeOut; } return Redis.Set(key, t, TimeSpan.FromSeconds(timeout)); } /// <summary> /// 获取 /// </summary> /// <typeparam name="T"></typeparam> /// <param name="key"></param> /// <returns></returns> public T Get<T>(string key) { return Redis.Get<T>(key); } /// <summary> /// 删除 /// </summary> /// <param name="key"></param> /// <returns></returns> public bool Remove(string key) { return Redis.Remove(key); } public bool Add<T>(string key, T t, int timeout) { if (timeout < 0) { //永不過期 return Redis.Set(key, t); } if (timeout == 0) { //默認時長 timeout = secondsTimeOut; } return Redis.Add(key, t, TimeSpan.FromSeconds(timeout)); } #endregion #region 链表操作 /// <summary> /// 根据IEnumerable数据添加链表 /// </summary> /// <typeparam name="T"></typeparam> /// <param name="listId"></param> /// <param name="values"></param> /// <param name="timeout"></param> public void AddList<T>(string listId, IEnumerable<T> values, int timeout = 0) { IRedisTypedClient<T> iredisClient = Redis.As<T>(); IRedisList<T> redisList = iredisClient.Lists[listId]; redisList.AddRange(values); if (timeout >= 0) { if (timeout == 0) { timeout = secondsTimeOut; } Redis.ExpireEntryIn(listId, TimeSpan.FromSeconds(timeout)); } iredisClient.Save(); } /// <summary> /// 添加单个实体到链表中 /// </summary> /// <typeparam name="T"></typeparam> /// <param name="listId"></param> /// <param name="Item"></param> /// <param name="timeout">過期時間會覆蓋列表之前的過期時間,為-1時保持先前的過期設置</param> public void AddEntityToList<T>(string listId, T Item, int timeout = 0) { IRedisTypedClient<T> iredisClient = Redis.As<T>(); IRedisList<T> redisList = iredisClient.Lists[listId]; redisList.Add(Item); if (timeout >= 0) { if (timeout == 0) { timeout = secondsTimeOut; } Redis.ExpireEntryIn(listId, TimeSpan.FromSeconds(timeout)); } iredisClient.Save(); } /// <summary> /// 获取链表 /// </summary> /// <typeparam name="T"></typeparam> /// <param name="listId"></param> /// <returns></returns> public IEnumerable<T> GetList<T>(string listId) { IRedisTypedClient<T> iredisClient = Redis.As<T>(); return iredisClient.Lists[listId]; } /// <summary> /// 在链表中删除单个实体 /// </summary> /// <typeparam name="T"></typeparam> /// <param name="listId"></param> /// <param name="t"></param> public void RemoveEntityFromList<T>(string listId, T t) { IRedisTypedClient<T> iredisClient = Redis.As<T>(); IRedisList<T> redisList = iredisClient.Lists[listId]; redisList.RemoveValue(t); iredisClient.Save(); } /// <summary> /// 根据lambada表达式删除符合条件的实体 /// </summary> /// <typeparam name="T"></typeparam> /// <param name="listId"></param> /// <param name="func"></param> public void RemoveEntityFromList<T>(string listId, Func<T, bool> func) { IRedisTypedClient<T> iredisClient = Redis.As<T>(); IRedisList<T> redisList = iredisClient.Lists[listId]; T value = redisList.Where(func).FirstOrDefault(); redisList.RemoveValue(value); iredisClient.Save(); } #endregion #region 清空Redis所有数据库中的所有key public void Flushall() { Redis.FlushAll(); } #endregion //释放资源 public void Dispose() { if (Redis != null) { Redis.Dispose(); Redis = null; } GC.Collect(); } /// <summary> /// 缓冲池 /// </summary> /// <param name="readWriteHosts"></param> /// <param name="readOnlyHosts"></param> /// <returns></returns> public static PooledRedisClientManager CreateManager( string[] readWriteHosts, string[] readOnlyHosts) { return new PooledRedisClientManager(readWriteHosts, readOnlyHosts, new RedisClientManagerConfig { MaxWritePoolSize = readWriteHosts.Length * 5, MaxReadPoolSize = readOnlyHosts.Length * 5, AutoStart = true, }); // { RedisClientFactory = (IRedisClientFactory)RedisCacheClientFactory.Instance.CreateRedisClient("127.0.0.1", 6379) }; } } }
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