public override void ChannelInactive(IChannelHandlerContext context)
{
_logger.LogDebug($"[{context.GetUserId()}]下线");
_messageController.Offline(context);
base.ChannelInactive(context);
}
public override void UserEventTriggered(IChannelHandlerContext context, object evt)
{
if (evt is IdleStateEvent idleStateEvent)
{
if (idleStateEvent.State == IdleState.ReaderIdle)
{
_logger.LogInformation(context.Channel.Id + "-检查心跳:" + context.GetUserId());
_messageController.HeartBeat(context);
}
}
base.UserEventTriggered(context, evt);
}
public void HeartBeat(IChannelHandlerContext context)
{
var heartBeatTime = Convert.ToInt32(_configuration["HeartBeatTime"]);
var lastReadTime = context.GetReaderTime();
var now = DateTime.Now;
if (lastReadTime != null && (now - lastReadTime).Value.Seconds > heartBeatTime)
{
_logger.LogInformation($"[{context.GetUserId()}]心跳超时");
context.CloseAsync();
}
}
public void Offline(IChannelHandlerContext context)
{
_cacheManager.Remove($"{CacheKeys.ROUTER}{context.GetUserId()}");
SessionSocketHolder.Remove(context.GetUserId());
}
