/// <summary>
///
/// </summary>
/// <param name="session"></param>
/// <param name="buffer"></param>
/// <returns></returns>
public byte[] Receive(string session, byte[] buffer)
{
Stopwatch watch = new Stopwatch();
watch.Start();
BufferReader reader = new BufferReader(buffer);
string routeName = "";
string paramString = reader.ReadPacketString();
#if DEBUG
//todo trace
TraceLog.ReleaseWrite("Tcp param:{0}", paramString);
#endif
bool isRoute = false;
if (!string.IsNullOrEmpty(paramString) && paramString.StartsWith("route:", StringComparison.CurrentCultureIgnoreCase))
{
//检查参数格式：route:name?d=param
isRoute = true;
string[] paramArray = paramString.Split('?');
if (paramArray.Length == 2)
{
routeName = paramArray[0].Replace("route:", "");
paramString = "?" + paramArray[1];
}
}
paramString = HttpUtility.UrlDecode(paramString, Encoding.UTF8);
int index = paramString.IndexOf("?d=");
if (index != -1)
{
index += 3;
paramString = paramString.Substring(index, paramString.Length - index);
}
var paramGeter = new ParamGeter(paramString);
string remoteAddress = session.RemoteAddress;
MessageHead head = ParseMessageHead(paramGeter);
head.HasGzip = true;
session.UserData = head;
MessageStructure ms = new MessageStructure();
#if DEBUG
Console.WriteLine("{0}>>请求参数:MsgId:{1},ActionId:{2},ip:{3}", DateTime.Now.ToLongTimeString(),
head.MsgId, head.Action, remoteAddress);
#endif
var settings = ParseRequestSettings(paramGeter, remoteAddress);
settings.ParamString = paramString;
settings.RouteName = routeName;
byte[] sendBuffer = new byte[0];
RequestError error = RequestError.Success;
try
{
if (isRoute)
{
if (CheckCallAccessLimit(remoteAddress))
{
error = RequestError.Unknown;
head.ErrorInfo = ErrorCallAccessLimit;
}
else
{
ServiceRequest.CallRemote(settings, out sendBuffer);
}
}
else
{
ServiceRequest.Request(settings, out sendBuffer);
}
}
catch (CommunicationObjectFaultedException fault)
{
TraceLog.WriteError("The wcfclient request faulted:{0}", fault);
error = RequestError.Closed;
ServiceRequest.ResetChannel(settings);
}
catch (Exception ex)
{
if (ex.InnerException is SocketException)
{
var sex = ex.InnerException as SocketException;
TraceLog.WriteError("The wcfclient request connect:{0}-{1}", sex.SocketErrorCode, sex);
if (sex.SocketErrorCode == SocketError.TimedOut)
{
error = RequestError.Timeout;
}
else
{
error = RequestError.UnableConnect;
}
}
else
{
TraceLog.WriteError("The wcfclient request error:{0}", ex);
error = RequestError.Unknown;
}
ServiceRequest.ResetChannel(settings);
}
watch.Stop();
switch (error)
{
case RequestError.Success:
ms.WriteGzipBuffer(sendBuffer);
string msg = string.Format("[{0}]请求响应{1}:route={8},MsgId={2},St={3},Action-{4},error:{5}-{6},bytes:{7},响应时间:{9}ms\r\n",
DateTime.Now.ToLongTimeString(),
session.RemoteAddress,
head.MsgId,
head.St,
head.Action,
head.ErrorCode,
head.ErrorInfo,
sendBuffer.Length,
routeName,
(int)watch.Elapsed.TotalMilliseconds);
TraceLog.ReleaseWrite(msg);
#if DEBUG
#endif
Console.WriteLine(msg);
break;
case RequestError.Closed:
case RequestError.NotFindService:
head.ErrorInfo = ErrorNotFind;
DoWriteError(ms, head);
break;
case RequestError.UnableConnect:
head.ErrorInfo = ErrorConnected;
DoWriteError(ms, head);
break;
case RequestError.Timeout:
head.ErrorInfo = ErrorTimeout;
DoWriteError(ms, head);
break;
case RequestError.Unknown:
DoWriteError(ms, head);
break;
default:
throw new ArgumentOutOfRangeException("RequestError", error, "Not process RequestError enum.");
}
sendBuffer = ms.ReadBuffer();
return sendBuffer;
}
protected virtual void OnSendToClient(PacketMessage packet)
{
var clientAddress = packet.Head.Address;
byte[] content = packet.Content;
if (!packet.Head.EnableGzip)
{
//gzip压缩包
MessageStructure ds = new MessageStructure();
ds.WriteGzipBuffer(content);
packet.Content = ds.ReadBuffer();
}
byte[] data = packet.Content;
OnSendCompleted(clientAddress, data);
}