/// <summary>
/// 向指定的多个客户端id发送消息
/// </summary>
/// <param name="senderSessionId">发送者的客户端id</param>
/// <param name="receiveSessionIds">接收者的客户端id</param>
/// <param name="message">消息</param>
/// <param name="receipt">是否回执</param>
public void SendMessage(Guid senderSessionId, IEnumerable <Guid> receiveSessionIds, string message, bool receipt = false)
{
receiveSessionIds = receiveSessionIds.Distinct().ToArray();
var Notifications = new WebSocketNotifications()
{
SenderSessionId = senderSessionId,
ReceiveSessionIds = receiveSessionIds.ToList(),
Message = message,
Receipt = receipt,
};
this.SendMessage(Notifications);
}
/// <summary>
/// 发送链接
/// </summary>
/// <param name="notification"></param>
/// <returns></returns>
public Task Send(INotification notification)
{
return(Task.Factory.StartNew(delegate
{
if (notification is WebSocketNotifications)
{
WebSocketNotifications webSocket = (WebSocketNotifications)notification;
if (webSocket.session != null)
{
webSocket.session.Send(notification.Message);
}
else
{
}
}
}));
}
public void MessageJob(CancellationToken token)
{
Trace.WriteLine(DateTime.Now.ToString() + " test1 start");
string appId = ApplicationConfigUtil.GetAppSeting("WebSocketServer", "WsPath");
WebSocketProxyAgent.Initialization(ApplicationConfigUtil.GetAppSeting("WebSocketServer", "CSRedisClient"),
appId);
int Status = (int)MessageStatusEumns.Ready;
List <string> AppIdList = new List <string>()
{
appId
};
long Count = DataHandleManager.Instance().RtMessageHandle.CountRtMessage(Status, DefaultTimeOutSecond, AppIdList);
if (Count > 0)
{
List <RtMessage> MessageList = DataHandleManager.Instance().RtMessageHandle.GetRtMessageList(Status, DefaultTimeOutSecond, AppIdList);
if (!CollectionUtils.IsEmpty(MessageList))
{
foreach (var message in MessageList)
{
string clientRedisKey = RedisUtil.GetUserIdRedisKey(message.AppId, message.UserId);
string SessionId = RedisUtil.GetWebSocketSessionID(clientRedisKey);
List <Guid> receiveList = new List <Guid>()
{
new Guid(SessionId)
};
WebSocketNotifications notifications = new WebSocketNotifications()
{
SenderSessionId = Guid.Empty,
ReceiveSessionIds = receiveList,
Message = message.Message,
Receipt = true,
NotificationTag = message.id
};
WebSocketProxyAgent.SendMessage(notifications);
}
}
}
Trace.WriteLine(DateTime.Now.ToString() + " test1 end");
}
/// <summary>
/// 发送消息
/// </summary>
/// <param name="notifications"></param>
public void SendMessage(WebSocketNotifications notifications)
{
Dictionary <string, NotificationsEventArgs> redata = new Dictionary <string, NotificationsEventArgs>();
foreach (var uid in notifications.ReceiveSessionIds)
{
string server = SelectServer(uid);
if (redata.ContainsKey(server) == false)
{
redata.Add(server, new NotificationsEventArgs(server, notifications));
}
redata[server].AddReceiveClientId(uid);
}
foreach (var sendArgs in redata.Values)
{
OnSend?.Invoke(this, sendArgs);
var ServerKey = RedisKeyFormatUtil.GetServerKey(_appId, sendArgs.Server);
_redis.Publish(ServerKey, JsonConvert.SerializeObject(notifications));
}
}
private void PushBroker_OnNewConnection(WebSocketNotifications notification)
{
notification.session.Close();
}
/// <summary> /// 发送消息 /// </summary> /// <param name="notifications"></param> public static void SendMessage(WebSocketNotifications notifications) => SingleInstance.SendMessage(notifications);
internal NotificationsEventArgs(string server, WebSocketNotifications Notifications)
{
this.Server = server;
this.Notifications = Notifications;
}
/// <summary>
/// 消息订阅处理
/// </summary>
/// <param name="e"></param>
public void RedisSubScribleMessage(CSRedis.CSRedisClient.SubscribeMessageEventArgs e)
{
try
{
Trace.WriteLine($"收到消息：{e.Body}");
var data = JsonConvert.DeserializeObject <WebSocketNotifications>(e.Body);
var outgoing = new ArraySegment <byte>(Encoding.UTF8.GetBytes(data.Message));
foreach (var sessionId in data.ReceiveSessionIds)
{
if (ClusterServer.TryGetValue(sessionId, out var wslist) == false)
{
Trace.WriteLine($"websocket{sessionId}离线了，{data.Message}" + (data.Receipt ? "[消息回调]" : ""));
if (data.CheckReceipt(sessionId))
{
string message = new NotificationsVo(NotificationsType.receipt_offline, data.Message).ToString();
var offlineNotifications = new WebSocketNotifications()
{
SenderSessionId = sessionId,
ReceiveSessionIds = new List <Guid>()
{
data.SenderSessionId
},
Message = message,
NotificationTag = data.NotificationTag
};
SendMessage(offlineNotifications);
}
else if (sessionId == Guid.Empty)
{
string server = SelectServer(sessionId);
OnServerHandler?.Invoke(this, new NotificationsEventArgs(server, data));
}
continue;
}
ICollection <WebSocketSession> sockarray = wslist.Values;
//如果接收消息人是发送者，并且接收者只有1个以下，则不发送
//只有接收者为多端时，才转发消息通知其他端
if (sessionId == data.SenderSessionId && sockarray.Count <= 1)
{
continue;
}
//发送WebSocket
foreach (var sh in sockarray)
{
sh.SocketClient.SendAsync(outgoing, WebSocketMessageType.Text, true, CancellationToken.None);
}
if (data.CheckReceipt(sessionId))
{
string message = new NotificationsVo(NotificationsType.receipt_send, data.Message).ToString();
var receiptSendNotifications = new WebSocketNotifications()
{
SenderSessionId = sessionId,
ReceiveSessionIds = new List <Guid>()
{
data.SenderSessionId
},
Message = message,
NotificationTag = data.NotificationTag
};
SendMessage(receiptSendNotifications);
}
}
}
catch (Exception ex)
{
Trace.WriteLine($"订阅方法出错了：{ex.Message}");
}
}