private void OnMessage(string channel, string message)
{
if (_closing)
{
_subscription.UnSubscribeFromAllChannels();
}
if (channel == Heartbeat)
{
return;
}
var args = new ObjectEventArgs(message);
if (channel == AddedChannel)
{
_parent.OnAdded(this._parent, args);
}
else if (channel == ChangedChannel)
{
_parent.OnChanged(this._parent, args);
}
else if (channel == DeletedChannel)
{
_parent.OnDeleted(this._parent, args);
}
else
{
//TODO: Inject logger here
//Logger.Instance.Error("Missing handler for redis channel " + channel);
}
}
public void UnSubscription(string channelName)
{
using (IRedisClient Redis = _prcm.GetClient())
{
_redisSubscription?.UnSubscribeFromAllChannels();
_redisSubscription = null;
}
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
_subscription.UnSubscribeFromAllChannels();
_subscription.Dispose();
_consumer.Dispose();
}
}
protected void OnChannelMessage(string channel, string msg)
{
if (_closing == 1)
{
_redisSubscription.UnSubscribeFromAllChannels();
}
if (channel.Equals(Heartbeat, StringComparison.OrdinalIgnoreCase))
{
return;
}
else if (channel.Equals(MainChannel, StringComparison.OrdinalIgnoreCase))
{
var evnt = msg.DeserializeFromJSON <TEvnt>();
System.Threading.Interlocked.Increment(ref _MessageReceived);
OnEventReceived(evnt);
}
}
/// <summary>
/// 消息事件
/// </summary>
/// <param name="channel"></param>
/// <param name="msg"></param>
private void OnMessage(string channel, string msg)
{
ArraySegment <byte> buffer = new ArraySegment <byte>(new byte[2048]);
buffer = new ArraySegment <byte>(Encoding.UTF8.GetBytes(msg));
try
{
if (channel.ToLower() == _socketid && msg == "1")
{
Debug.WriteLine("TCP保活----------------------------");
return;
}
if (_webSocket != null && _webSocket.State == WebSocketState.Open)
{
_webSocket.SendAsync(buffer, WebSocketMessageType.Text, true, _cancellationToken);
}
}
catch (ObjectDisposedException ex)
{
_redisClient.Dispose();
_redisSubscription.Dispose();
ClearTimer();
LogManager.DefaultLogger.ErrorFormat($"异常订阅线程ID:{Thread.CurrentThread.ManagedThreadId.ToString()};对象已释放:errormsg:{ex.Message}");
}
catch (Exception ex)
{
_redisClient.Dispose();
_redisSubscription.Dispose();
ClearTimer();
LogManager.DefaultLogger.ErrorFormat($"异常订阅线程ID:{Thread.CurrentThread.ManagedThreadId.ToString()};channel:{channel};errormsg:{ex.Message}");
}
finally
{
if (channel.ToLower() == _socketid && msg == "stop")
{
_redisSubscription.UnSubscribeFromAllChannels(); //解除封锁线程
_redisClient.Dispose();
_redisSubscription.Dispose();
}
}
}
public void Dispose(bool disposing)
{
if (!this._isDisposed)
{
if (disposing)
{
if (_redisSubscription != null)
{
_redisSubscription.UnSubscribeFromAllChannels();
_redisSubscription.Dispose();
}
if (_redisClient != null)
{
_redisClient.UnWatch();
_redisClient.Dispose();
}
}
}
_isDisposed = true;
}
private static void Start(string name, Action <string, string> handleAction)
{
using (var client = RedisManager.GetClient())
{
//LogHelper.Info("创建频道连接",OpType.System);
Subscription = client.CreateSubscription();
//Subscription.OnUnSubscribe = channel =>
// LogHelper.Info("停止监听: " + channel, OpType.System);
Subscription.OnMessage = (channel, msg) =>
{
if (msg == "STOP")
{
//LogHelper.Info("断开所有监听频道...",OpType.System);
Subscription.UnSubscribeFromAllChannels(); //Un block thread.
return;
}
handleAction(channel, msg);
};
//LogHelper.Info("开始监听:" + name,OpType.System);
Subscription.SubscribeToChannels(name);
}
}
private void StartListen()
{
using (var redisConsumer = new RedisClient(_host, _port))
{
try
{
_redisSubscription = redisConsumer.CreateSubscription();
_redisSubscription.OnSubscribe = OnChannelSubscribe;
_redisSubscription.OnUnSubscribe = OnChannelUnsubscribe;
_redisSubscription.OnMessage = OnChannelMessage;
System.Diagnostics.Debug.WriteLine("Before calling SubscribeToChannels");
_redisSubscription.SubscribeToChannels(MainChannel, Heartbeat);
_redisSubscription.OnSubscribe = null;
_redisSubscription.OnUnSubscribe = null;
_redisSubscription.OnMessage = null;
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
if (_redisSubscription != null)
{
_redisSubscription.UnSubscribeFromAllChannels();
}
throw;
}
finally
{
_redisSubscription.Dispose();
_redisSubscription = null;
}
}
}
