internal static ValueTask <RedisLock> CreateAsync(IRedisClientAsync redisClient, string key,
TimeSpan?timeOut = default, CancellationToken token = default)
{
var obj = new RedisLock(redisClient, key);
return(obj.AcquireAsync(timeOut, token).Await(obj));
}
public override LockResult TryGetDistributedLock(TimeSpan?getlockTimeOut, TimeSpan?taskrunTimeOut)
{
if (lockresult == LockResult.Success)
{
throw new DistributedLockException("检测到当前锁已获取");
}
_client = DistributedLockConfig.GetRedisPoolClient(redisserver).GetClient();
/*
* 阅读源码发现当其获取锁后,redis连接资源会一直占用,知道获取锁的资源释放后,连接才会跳出，可能会导致连接池资源的浪费。
*/
try
{
this._lock = new ServiceStack.Redis.RedisLock(_client, key, getlockTimeOut);
lockresult = LockResult.Success;
}
catch (Exception exp)
{
XXF.Log.ErrorLog.Write(string.Format("redis分布式尝试锁系统级别严重异常,redisserver:{0}", redisserver.NullToEmpty()), exp);
lockresult = LockResult.LockSystemExceptionFailure;
}
return(lockresult);
}