public override int Act(string type, byte[] data, Action <ActResult> handler)
{
string baseType = type;
int idx = baseType.IndexOf('?');
if (idx > 0)
{
baseType = baseType.Substring(0, idx);
}
List <StringAndTime> srvId = null;
if (type2Srv.TryGetValue(baseType, out srvId))
{
//DCLogger.LogTrace("srvId.Count = {0}", srvId.Count);
srvId.RemoveAll((item) =>
{
//DCLogger.LogTrace("DateTime.Now.Ticks - item.LastRefresh = {0}", DateTime.Now.Ticks - item.LastRefresh);
return((DateTime.Now.Ticks - item.LastRefresh) > (60 * 10000000));
});
}
//if (type2Srv.ContainsKey(baseType))
//{
// srvId = type2Srv[baseType];
// srvId.RemoveAll((item) => { return (DateTime.Now.Ticks - item.LastRefresh) > (30 * 1000); });
//}
if (srvId == null || srvId.Count == 0)
{
ActResult ar = this.Act(Global.DC_DIR_CLTSRVINFO_QRY, Global.DC_DIR_SRVID, Global.Encoding.GetBytes(baseType));
DCLogger.LogTrace("Query available srv of type [{0}]", baseType);
if (ar.ResultData.Length > 0)
{
srvId = DCSerializer.BytesToObj <List <StringAndTime> >(ar.ResultData);
type2Srv.AddOrUpdate(baseType, srvId, (key, oldValue) => srvId);
//if (type2Srv.ContainsKey(baseType))
//{
// type2Srv[baseType] = srvId;
//}
//else
//{
// type2Srv.Add(baseType, srvId);
//}
}
else
{
throw new MissingMethodException(string.Format("No one announce to service {0}", baseType));
}
}
return(this.Act(type, srvId[new Random().Next(0, srvId.Count)].UniqueString, data, handler));
}
private void initClientR()
{
poller = new Poller();
{
//clientR = context.CreateSubscriberSocket();
//clientS = context.CreatePushSocket();
{
try
{
createRSocket();
createSSocket();
}
catch (Exception ex)
{
DCLogger.LogError("Exception in connect work:{0}", ex.Message);
}
//r & s
clientR.ReceiveReady += (sender, eventArgs) =>
{
try
{
List <byte[]> dataLst = new List <byte[]>();
clientR.ReceiveMultipartBytes(ref dataLst, 2);
//if (dataLst.Count != 2)
// return;
byte[] envelope = dataLst[0];
byte[] data = dataLst[1];
//if (envelope == null)
// return;
if (DCUtil.BytesStart(Global.DC_CTRL_HB, envelope))
{
lastTicksOfHb = BitConverter.ToInt64(data, 0);
DCLogger.LogInfo("Server's HeartBeat received: {0}", new DateTime(lastTicksOfHb));
}
#region pubDataR 处理Sub接口订阅的数据
else if (DCUtil.BytesStart(Global.DC_HEAD_PS_PUB_BYTES, envelope))
{
string envelopeStr = Global.Encoding.GetString(envelope);
string envelopeStr0 = string.Concat(Global.DC_HEAD_PS_PUB, Global.ENVELOPE_SPLITTER, envelopeStr.Split(new string[] { Global.ENVELOPE_SPLITTER }, StringSplitOptions.None)[1]);
//Console.WriteLine("keys:" + string.Concat(clientRHands.Keys) + "_key:" + envelopeStr);
ConcurrentDictionary <Action <byte[]>, object> actions;
bool envelopeStrBingo = false;
if (subHands.TryGetValue(envelopeStr, out actions))
{
envelopeStrBingo = true;
foreach (Action <byte[]> handler in actions.Keys)
{
if (handler != null)
{
handler(data);
}
}
}
if (!envelopeStrBingo)
{
if (subHands.TryGetValue(envelopeStr0, out actions))
{
foreach (Action <byte[]> handler in actions.Keys)
{
if (handler != null)
{
try
{
handler(data);
}
catch (Exception ex)
{
DCLogger.LogError("Exception occured when handling pub's data:{0}", ex.Message);
}
}
}
}
}
}
#endregion
#region actDataR 处理Srv接口接收的Act请求
else if (DCUtil.BytesStart(Global.DC_HEAD_AS_ACT_BYTES, envelope))
{
string envelopeStr = Global.Encoding.GetString(envelope);
string[] actDetail = envelopeStr.Split(new string[] { Global.ENVELOPE_SPLITTER }, StringSplitOptions.None);
if (srvTypes.ContainsKey(actDetail[1 + 1]))
{
Thread inlineThread = new Thread(new ThreadStart(delegate()
{
byte[] actResultData = null;
string replySn = "0";
string extInfo = string.Empty;
string lastSlice = actDetail[actDetail.Length - 1];
try
{
replySn = actDetail[1 + 3];
int idx = lastSlice.IndexOf("?");
if (idx > 0)
{
extInfo = lastSlice.Substring(idx + 1);
}
actResultData = srvTypes[actDetail[1 + 1]](extInfo, data);
}
catch (Exception ex)
{
string srvSideException = string.Format("Srv side exception [{0}][{1}]: ", id, actDetail[1 + 1]) + ex.Message;
actResultData = Global.Encoding.GetBytes(Global.Encoding.GetString(Global.DC_RPLY_EXCEPTION) + srvSideException);
DCLogger.LogError(srvSideException);
}
if (actResultData == null)
{
actResultData = Global.DC_NULL_RPLY;
}
lock (clientSSync)
{
try
{
clientS.SendMultipartBytes(Global.Encoding.GetBytes(string.Concat(Global.DC_HEAD_AS_RPLY, Global.ENVELOPE_SPLITTER, actDetail[1 + 2], Global.ENVELOPE_SPLITTER, actDetail[1 + 1], Global.ENVELOPE_SPLITTER, id, Global.ENVELOPE_SPLITTER, replySn)), actResultData);
}
catch (Exception ex)
{
DCLogger.LogError("Exception occured when srv sending reply data back:{0}", ex.Message);
}
}
}
));
inlineThread.IsBackground = true;
inlineThread.Start();
}
}
#endregion
#region srvRplyDataR 处理Act请求的Srv Reply
else if (DCUtil.BytesStart(Global.DC_HEAD_AS_RPLY_BYTES, envelope))
{
string envelopeStr = Global.Encoding.GetString(envelope);
if (DCUtil.BytesEqual(Global.DC_NULL_RPLY, data))
{
data = null;
}
string[] replyDetail = envelopeStr.Split(new string[] { Global.ENVELOPE_SPLITTER }, StringSplitOptions.None);
int snKey = int.Parse(replyDetail[1 + 3]);
System.Diagnostics.Debug.WriteLine("ActResult received [{0}]", snKey);
Action <ActResult> handler;
if (actResultHands.TryGetValue(snKey, out handler))
{
ActResult ar = new ActResult {
ResultData = data, Type = replyDetail[1 + 1], Src = replyDetail[1 + 2], ActSn = int.Parse(replyDetail[1 + 3])
};
actResultHands.TryRemove(snKey, out handler);
System.Diagnostics.Debug.WriteLine("Act Key removed [{0}]", snKey);
if (DCUtil.BytesStart(Global.DC_RPLY_EXCEPTION, ar.ResultData))
{
ar.Exception = new Exception(Global.Encoding.GetString(ar.ResultData, Global.DC_RPLY_EXCEPTION.Length, ar.ResultData.Length - Global.DC_RPLY_EXCEPTION.Length));
}
try
{
//Task.Factory.StartNew(() =>handler(ar));
ThreadPool.QueueUserWorkItem(o =>
{
ActResult ar_real = ar as ActResult;
handler(ar_real);
}, ar);
}
catch (Exception ex)
{
DCLogger.LogError("Exception occured when act handling srv's reply data:{0}", ex.Message);
}
StringAndTime tnt = new StringAndTime {
UniqueString = ar.Src, LastRefresh = DateTime.Now.Ticks
};
type2Srv.AddOrUpdate(
ar.Type,
new List <StringAndTime>(),
(key, oldValue) =>
{
if (oldValue.Contains(tnt))
{
oldValue[oldValue.IndexOf(tnt)].LastRefresh = DateTime.Now.Ticks;
}
else
{
oldValue.Add(tnt);
//Console.WriteLine("List<TypeAndTime>.Count: {0}", oldValue.Count);
}
//DCLogger.LogTrace("Refresh valid datetime of srv [{0}] type [{1}]", ar.Src, ar.Type);
return(oldValue);
}
);
}
}
#endregion
#region sndDataR 处理Rcv接口接受的数据
else if (DCUtil.BytesStart(Global.DC_HEAD_SR_SND_BYTES, envelope))
{
string envelopeStr = Global.Encoding.GetString(envelope);
ConcurrentDictionary <Action <byte[]>, object> actions;
if (rcvHands.TryGetValue(envelopeStr, out actions))
{
foreach (Action <byte[]> handler in actions.Keys)
{
if (handler != null)
{
try
{
handler(data);
}
catch (Exception ex)
{
DCLogger.LogError("Exception occured when rcv handling snd's data:{0}", ex.Message);
}
}
}
}
}
#endregion
}
catch (Exception ex)
{
DCLogger.LogError("Exception in receive data proc work:{0}", ex.Message);
}
};
poller.AddSocket(clientR);
// send report every 8 seconds
NetMQTimer heartbeatTimer = new NetMQTimer(5000);
poller.AddTimer(heartbeatTimer);
heartbeatTimer.Elapsed += (sender, eventArgs) =>
{
try
{
if (lastTicksOfHb > 0 && (DateTime.Now.Ticks - lastTicksOfHb) > (38 * 10000000))
{
DCLogger.LogError("Server's connection losed");
reconnect();
//new System.Threading.Tasks.Task(() => reconnect()).Start();
}
IEnumerator <string> itor = this.srvTypes.Keys.GetEnumerator();
List <CltSrvInfo> srvInfos = new List <CltSrvInfo>();
while (itor.MoveNext())
{
if (!itor.Current.Equals(Global.DC_CTRL_PING))
{
srvInfos.Add(new CltSrvInfo {
ClientId = this.id, ClientSrvType = itor.Current
});
}
}
if (srvInfos.Count > 0)
{
byte[] data = DCSerializer.ObjToBytes(srvInfos);
Task.Factory.StartNew(() =>
this.Act(Global.DC_DIR_CLTSRVINFO_RPT, Global.DC_DIR_SRVID, data, 5)
);
DCLogger.LogInfo("Report client status ok.");
}
}
catch (TimeoutException)
{
DCLogger.LogError("Report client status failed.");
}
catch (Exception ex)
{
DCLogger.LogError("Report detect a unhandled error:{0}", ex.Message);
}
};
poller.PollTillCancelled();
}
}
}
protected internal void init()
{
initClientR();
initClientS();
this.Srv(Global.DC_CTRL_PING, (ping, pong) =>
{
return(Global.DC_CTRL_ACK);
});
mngThread = new Thread(new ThreadStart(delegate()
{
while (!disposed)
{
try
{
Thread.Sleep(8000);
IEnumerator <string> itor = this.srvTypes.Keys.GetEnumerator();
List <CltSrvInfo> srvInfos = new List <CltSrvInfo>();
while (itor.MoveNext())
{
if (!itor.Current.Equals(Global.DC_CTRL_PING))
{
srvInfos.Add(new CltSrvInfo {
ClientId = this.id, ClientSrvType = itor.Current
});
}
}
if (srvInfos.Count > 0)
{
byte[] data = DCSerializer.ObjToBytes(srvInfos);
this.Act(Global.DC_DIR_CLTSRVINFO_RPT, Global.DC_DIR_SRVID, data, 5);
}
}
catch (ThreadInterruptedException)
{
break;
}
catch (TimeoutException)
{
DCLogger.LogError("Report client status failed.");
}
catch (Exception ex)
{
DCLogger.LogError("Report detect a unhandled error:{0}", ex.Message);
}
//try
//{
// Thread.Sleep(8000);
// this.Act(Global.DC_CTRL_PING, this.id, new byte[0], 3);
// //DCLogger.LogInfo("Connection onlined.");
//}
//catch (ThreadInterruptedException)
//{
// break;
//}
//catch (TimeoutException)
//{
// DCLogger.LogError("Connection broked.");
// bool reconn = false;
// int retry = 0;
// while (!reconn)
// {
// if (clientR == null || clientRThread == null || !clientRThread.IsAlive)
// {
// clientRThread = null;
// clientR = null;
// initClientR();
// //DCLogger.LogInfo("ClientR reloaded.");
// }
// else
// {
// string[] addrs = cfg.ServerS.Split(',');
// foreach (string addr in addrs)
// {
// clientR.Connect(addr);
// }
// }
// try
// {
// DCLogger.LogInfo("Reconnect retry {0}.", ++retry);
// this.Act(Global.DC_CTRL_PING, this.id, new byte[0], 3);
// reconn = true;
// DCLogger.LogInfo("Connection reonlined.");
// }
// catch (TimeoutException)
// {
// continue;
// }
// }
//}
//catch (Exception ex)
//{
// DCLogger.LogError("Connect detect a unhandled error:{0}", ex.Message);
//}
}
}
));
mngThread.IsBackground = true;
mngThread.Start();
}