private void CreateNewSaeaForRecvSendOne()
{
Int32 tokenId;
SocketAsyncEventArgs recvSAEAObjectForPool;
SocketAsyncEventArgs sendSAEAObjectForPool;
recvSAEAObjectForPool = new SocketAsyncEventArgs();
sendSAEAObjectForPool = new SocketAsyncEventArgs();
this.theBufferManager.SetBuffer(recvSAEAObjectForPool, sendSAEAObjectForPool);
recvSAEAObjectForPool.Completed += new EventHandler <SocketAsyncEventArgs>(IO_Completed);
sendSAEAObjectForPool.Completed += new EventHandler <SocketAsyncEventArgs>(IO_Completed);
poolOfSendEventArgs.AssignTokenId();
tokenId = poolOfRecvEventArgs.AssignTokenId() + 1000000;
DataHoldingUserToken theTempRecvUserToken = new DataHoldingUserToken(recvSAEAObjectForPool,
recvSAEAObjectForPool.Offset,
sendSAEAObjectForPool.Offset,
this.socketListenerSettings.ReceivePrefixLength,
this.socketListenerSettings.SendPrefixLength,
tokenId);
theTempRecvUserToken.CreateNewDataHolder();
recvSAEAObjectForPool.UserToken = theTempRecvUserToken;
sendSAEAObjectForPool.UserToken = theTempRecvUserToken;
this.poolOfRecvEventArgs.Push(recvSAEAObjectForPool);
this.poolOfSendEventArgs.Push(sendSAEAObjectForPool);
}
private void StartReceive(SocketAsyncEventArgs recvEventArgs)
{
// 이벤트 검사
if (!ValidationCheckSocketAsyncEventArgs("StartReceive", recvEventArgs))
{
return;
}
try
{
DataHoldingUserToken recvToken = recvEventArgs.UserToken as DataHoldingUserToken;
recvEventArgs.SetBuffer(recvToken.bufferOffsetReceive, this.socketListenerSettings.BufferSize);
/// Receive 시작
/// true : Receive 비동기 진행중
/// false : Receive 동기 처리됨 (Receive 됨)
bool willRaiseEvent = recvEventArgs.AcceptSocket.ReceiveAsync(recvEventArgs);
if (!willRaiseEvent)
{
SocketListener.Log.WRN(recvEventArgs, "StartReceive in if (!willRaiseEvent).");
//Thread.Sleep(50);
//ProcessReceive(recvEventArgs);
}
}
catch (Exception ex)
{
SocketListener.Log.ERR(recvEventArgs, string.Format("StartReceive : {0} ", ex.Message));
SocketAsyncOperation lastOper = recvEventArgs.LastOperation;
SocketListener.Log.ERR(recvEventArgs, string.Format("SocketAsyncOperation - {0}!!", recvEventArgs.LastOperation.ToString()));
SocketListener.Log.ERR(recvEventArgs, string.Format("SocketFlags - {0}!!", recvEventArgs.SocketFlags.ToString()));
//Thread.Sleep(50);
//StartReceive(recvEventArgs);
}
}
/// <summary>
/// UDP 로 전달받은 메세지를 Client 로 알림
/// </summary>
/// <param name="userId">알림 받을 UserID</param>
/// <param name="message">알림 받을 메세지</param>
internal void SendMessageNotiftyToClient(byte[] messageBytes, string userId)
{
FACInfo facInfo = FACContainer.FindFACInfo(userId);
if (facInfo == null)
{
return;
}
SocketAsyncEventArgs sendEventArgs = facInfo.sendEventArgs;
if (sendEventArgs == null)
{
return;
}
/// 전문 By Pass
/// 버퍼로 복사
DataHoldingUserToken sendToken = (DataHoldingUserToken)sendEventArgs.UserToken;
sendToken.dataToSend = new byte[messageBytes.Length];
Buffer.BlockCopy(messageBytes, 0, sendToken.dataToSend, 0, messageBytes.Length);
this.SendMessage(sendEventArgs);
}
internal void WRN(SocketAsyncEventArgs e, params string[] messages)
{
string strMsg = "";
string strRemoteIp = "";
int nRemotePort = 0;
int nToken = 0;
DataHoldingUserToken dToken = e.UserToken as DataHoldingUserToken;
if (dToken != null)
{
strRemoteIp = dToken.RemoteIp;
nRemotePort = dToken.RemotePort;
nToken = dToken.TokenId;
}
else
{
AcceptOpUserToken aToken = e.UserToken as AcceptOpUserToken;
strRemoteIp = aToken.RemoteIp;
nRemotePort = aToken.RemotePort;
nToken = aToken.TokenId;
}
strMsg = string.Format("{0,-15}:{1}/{2}|{3}"
, strRemoteIp
, nRemotePort
, nToken
, string.Join("\t", messages)
);
AppLog.Write(LOG_LEVEL.WRN, strMsg);
}
/// <summary>
/// Accept, Login 된 client 정보 제거
/// </summary>
/// <param name="e">SAEA 객체</param>
public static bool Remove(SocketAsyncEventArgs e)
{
lock (FACContainer.LockThis)
{
IPEndPoint ep = null;
DataHoldingUserToken dToken = e.UserToken as DataHoldingUserToken;
ep = dToken.IpEndPt;
//IPEndPoint ep = e.RemoteEndPoint as IPEndPoint;
//if (dToken != null)
//{
// ep = dToken.IpEndPt;
//}
//else
//{
// AcceptOpUserToken aToken = e.UserToken as AcceptOpUserToken;
// ep = aToken.IpEndPt;
//}
//if(e.AcceptSocket == null)
// return false;
//EndPoint endPoint = e.AcceptSocket.RemoteEndPoint;
//DataHoldingUserToken receiveSendToken = (e.UserToken as DataHoldingUserToken);
//EndPoint endPoint = e.AcceptSocket.RemoteEndPoint;
if (ep == null)
{
return(false);
}
FACInfo facInfo = null;
if (!FACContainer.Instance.FacList.TryGetValue(ep, out facInfo))
{
return(false);
}
// 사용자맵 정보 제거
List <EndPoint> mapEndPoint;
if (FACContainer.Instance.FacMapList.TryGetValue(facInfo.USER_ID, out mapEndPoint))
{
if (mapEndPoint.Count == 1)
{
FACContainer.Instance.FacMapList.Remove(facInfo.USER_ID);
}
else
{
FACContainer.Instance.FacMapList[facInfo.USER_ID].Remove(ep);
}
}
// FAC 정보 제거
if (FACContainer.Instance.FacList.ContainsKey(ep))
{
FACContainer.Instance.FacList.Remove(ep);
}
return(true);
}
}
/// <summary>
/// 로그인
/// </summary>
private MessageStream MessageLogin(MessageReader reader, SocketAsyncEventArgs receiveSendEventArgs)
{
MessageStream response = null;
string user_id = reader.GetParam(0);
string user_pw = reader.GetParam(1);
string user_name = "";
string recv_faxbox_id = "";
string send_faxbox_id = "";
/// ipep.ToString() : 100.100.106.230:2038
/// ipep.Address.ToString() : 100.100.106.230
IPEndPoint ipep = (IPEndPoint)receiveSendEventArgs.AcceptSocket.RemoteEndPoint;
RESULT result = DbModule.Instance.FAS_LoginAgentClient(user_id, user_pw, ipep.ToString(), ref user_name, ref recv_faxbox_id, ref send_faxbox_id);
if (result == RESULT.F_DB_NOTEXIST_USER_ID ||
result == RESULT.F_DB_PASSWORD_MISMATCH)
{
response = MessageStream.Response(MessagePacketNameEnum.LOGIN, reader.Header, false, "사용자 ID가 없거나 암호가 잘못되었습니다.");
}
else if (result == RESULT.SUCCESS ||
result == RESULT.F_DB_LOGIN_DUPLICATED)
{
/// /CLOSE 전문 발송 (중복 로그인)
if (result == RESULT.F_DB_LOGIN_DUPLICATED)
{
FACInfo oldFacInfo = FACContainer.FindFACInfo(user_id);
if (oldFacInfo != null)
{
if (this.OnLoginDuplicated != null)
{
this.OnLoginDuplicated(oldFacInfo);
}
}
}
DataHoldingUserToken receiveSendToken = (receiveSendEventArgs.UserToken as DataHoldingUserToken);
/// Login 된 Client 로 추가
FACContainer.Update(receiveSendEventArgs.AcceptSocket, user_id, user_name);
response = MessageStream.Response(MessagePacketNameEnum.LOGIN, reader.Header, "성공");
response.AddPrameters(reader.GetParam(0));
response.AddPrameters(user_name);
response.AddPrameters(recv_faxbox_id);
response.AddPrameters(send_faxbox_id);
response.AddPrameters(((int)Config.CLIENT_ALIVE_INTERVAL).ToString());
response.AddPrameters(((int)Config.CLIENT_LIMIT_RESPONSE_TIME).ToString());
response.AddPrameters(Config.HOME_PATH_HTTP);
}
else
{
response = MessageStream.Response(MessagePacketNameEnum.LOGIN, reader.Header, false, result.ToString());
}
return(response);
}
private void SendMessage(SocketAsyncEventArgs sendEventArgs)
{
DataHoldingUserToken sendToken = (DataHoldingUserToken)sendEventArgs.UserToken;
sendToken.sendBytesRemainingCount = sendToken.dataToSend.Length;
sendToken.bytesSentAlreadyCount = 0;
sendToken.CreateNewDataHolder();
sendToken.Reset();
this.StartSend(sendEventArgs);
}
private void StartSend(SocketAsyncEventArgs sendEventArgs)
{
try
{
// 이벤트 검사
if (!ValidationCheckSocketAsyncEventArgs("StartSend", sendEventArgs))
{
return;
}
int nRemainingCnt = 0;
DataHoldingUserToken sendToken = sendEventArgs.UserToken as DataHoldingUserToken;
nRemainingCnt = sendToken.sendBytesRemainingCount;
if (nRemainingCnt <= 0)
{
SocketListener.Log.TRC(sendEventArgs, string.Format("StartSend : Invalid DataHoldingUserToken sendBytesRemainingCount count({0}). ", sendToken.sendBytesRemainingCount));
return;
}
if (nRemainingCnt <= this.socketListenerSettings.BufferSize)
{
nRemainingCnt = sendToken.sendBytesRemainingCount;
}
else
{
nRemainingCnt = this.socketListenerSettings.BufferSize;
}
sendEventArgs.SetBuffer(sendToken.bufferOffsetSend, nRemainingCnt);
Buffer.BlockCopy(sendToken.dataToSend,
sendToken.bytesSentAlreadyCount,
sendEventArgs.Buffer,
sendToken.bufferOffsetSend,
nRemainingCnt);
// 반환 값:
// I/O 작업이 보류 중인 경우 true를 반환합니다.작업이 완료되면 e 매개 변수에 대한 System.Net.Sockets.SocketAsyncEventArgs.Completed
// 이벤트가 발생합니다.I/O 작업이 동기적으로 완료된 경우 false를 반환합니다.이 경우에는 e 매개 변수에서 System.Net.Sockets.SocketAsyncEventArgs.Completed
// 이벤트가 발생하지 않으며, 메서드 호출이 반환된 직후 매개 변수로 전달된 e 개체를 검사하여 작업 결과를 검색할 수 있습니다.
bool willRaiseEvent = sendEventArgs.AcceptSocket.SendAsync(sendEventArgs);
if (!willRaiseEvent)
{
SocketListener.Log.WRN(sendEventArgs, "StartSend in if (!willRaiseEvent).");
//Thread.Sleep(50);
//ProcessSend(sendEventArgs);
}
}
catch (Exception ex)
{
SocketListener.Log.ERR(sendEventArgs, string.Format("StartSend : {0}\r\n{1}. ", ex.Message, ex.StackTrace));
}
}
internal Int32 HandlePrefix(SocketAsyncEventArgs e, DataHoldingUserToken receiveSendToken, Int32 remainingBytesToProcess)
{
lock (this)
{
if (receiveSendToken.receivedPrefixBytesDoneCount == 0)
{
receiveSendToken.byteArrayForPrefix = new Byte[receiveSendToken.receivePrefixLength];
}
if (remainingBytesToProcess >= receiveSendToken.receivePrefixLength - receiveSendToken.receivedPrefixBytesDoneCount)
{
//SocketListener.SocketListenerFileLog.WriteLine("PrefixHandler, enough for prefix " + receiveSendToken.TokenId + ". remainingBytesToProcess = " + remainingBytesToProcess);
Buffer.BlockCopy(e.Buffer,
receiveSendToken.receiveMessageOffset - receiveSendToken.receivePrefixLength + receiveSendToken.receivedPrefixBytesDoneCount,
receiveSendToken.byteArrayForPrefix,
receiveSendToken.receivedPrefixBytesDoneCount,
receiveSendToken.receivePrefixLength - receiveSendToken.receivedPrefixBytesDoneCount);
receiveSendToken.recPrefixBytesDoneThisOp = receiveSendToken.receivePrefixLength - receiveSendToken.receivedPrefixBytesDoneCount;
receiveSendToken.receivedPrefixBytesDoneCount = receiveSendToken.receivePrefixLength;
receiveSendToken.lengthOfCurrentIncomingMessage = int.Parse(Encoding.Default.GetString(receiveSendToken.byteArrayForPrefix, 1, receiveSendToken.receivePrefixLength - 1));
}
else
{
//SocketListener.SocketListenerFileLog.WriteLine("PrefixHandler, NOT all of prefix " + receiveSendToken.TokenId + ". remainingBytesToProcess = " + remainingBytesToProcess);
Buffer.BlockCopy(e.Buffer,
receiveSendToken.receiveMessageOffset - receiveSendToken.receivePrefixLength + receiveSendToken.receivedPrefixBytesDoneCount,
receiveSendToken.byteArrayForPrefix,
receiveSendToken.receivedPrefixBytesDoneCount,
remainingBytesToProcess);
receiveSendToken.recPrefixBytesDoneThisOp = remainingBytesToProcess;
receiveSendToken.receivedPrefixBytesDoneCount += remainingBytesToProcess;
remainingBytesToProcess = 0;
}
if (remainingBytesToProcess == 0)
{
receiveSendToken.receiveMessageOffset = receiveSendToken.receiveMessageOffset - receiveSendToken.recPrefixBytesDoneThisOp;
receiveSendToken.recPrefixBytesDoneThisOp = 0;
}
}
return(remainingBytesToProcess);
}
/// <summary>
/// SAEA 객체로 접속한 client 찾기
/// </summary>
/// <param name="e">Receive, Send SAEA 객체</param>
/// <returns>FACInfo</returns>
public static FACInfo FindFACInfo(SocketAsyncEventArgs e)
{
try
{
DataHoldingUserToken dToken = e.UserToken as DataHoldingUserToken;
if (dToken == null)
{
return(null);
}
EndPoint endPoint = dToken.IpEndPt;
return(FACContainer.FindFACInfo(endPoint));
}
catch
{
return(null);
}
////EndPoint endPoint = e.AcceptSocket.RemoteEndPoint;
////return FACContainer.FindFACInfo(endPoint);
////FACInfo fInfo = null;
////IPEndPoint ep = null;
//try
//{
// DataHoldingUserToken dToken = e.UserToken as DataHoldingUserToken;
// if (dToken != null)
// {
// ep = dToken.IpEndPt;
// }
// else
// {
// AcceptOpUserToken aToken = e.UserToken as AcceptOpUserToken;
// ep = aToken.IpEndPt;
// }
// EndPoint endPoint = ep;//e.AcceptSocket.RemoteEndPoint;
// fInfo = FACContainer.FindFACInfo(endPoint);
//}
//catch
//{
// fInfo = null;
//}
//return fInfo;
}
/// <summary>
/// Client 로 전문 보내기
/// </summary>
/// <param name="sendEventArgs">보낼 SAEA 객체</param>
/// <param name="packetName">옵션 : 특정전문 지정</param>
/// <param name="userId">옵션 : 사용자 ID</param>
/// <param name="message">옵션 : 메세지</param>
internal void SendMessageToClient(SocketAsyncEventArgs sendEventArgs, MessagePacketNameEnum packetName = MessagePacketNameEnum.EMPTY, string userId = "")
{
DataHoldingUserToken sendToken = (DataHoldingUserToken)sendEventArgs.UserToken;
MessageStream response = null;
/// 전문 생성
response = messageParsing.GetResponse(sendEventArgs, packetName, userId);
if (response == null)
{
return;
}
/// 버퍼로 복사
int readByteAll = response.ReadAll(ref sendToken.dataToSend, this.socketListenerSettings.BufferSize);
this.SendMessage(sendEventArgs);
}
/// <summary>
/// 전문 헤더 생성
/// </summary>
/// <param name="sendEventArgs">보낼 SAEA 객체</param>
/// <returns>MessageReader</returns>
public MessageReader GetResponseHeader(SocketAsyncEventArgs sendEventArgs)
{
MessageReader reader = null;
DataHoldingUserToken receiveSendToken = (sendEventArgs.UserToken as DataHoldingUserToken);
/// STX, ETX 제거
int bufferLength = receiveSendToken.dataToReceive.Length - 2;
byte[] buffer = new byte[bufferLength];
Buffer.BlockCopy(receiveSendToken.dataToReceive, 1, buffer, 0, bufferLength);
/// 전문 헤더 검사
try
{
reader = new MessageReader(buffer);
}
catch (Exception ex)
{
SocketListener.Log.ExceptionLog(ex, "전문 헤더 오류");
}
return(reader);
}
private void ProcessAccept(SocketAsyncEventArgs acceptEventArgs)
{
// 이벤트 검사
if (!ValidationCheckSocketAsyncEventArgs("ProcessAccept", acceptEventArgs))
{
this.StartAccept();
this.HandleBadAccept(acceptEventArgs);
return;
}
// 최대 접속자 수 설정
Int32 max = this.maxSimultaneousClientsThatWereConnected;
Int32 numberOfConnectedSockets = Interlocked.Increment(ref this.numberOfAcceptedSockets);
if (numberOfConnectedSockets > max)
{
Interlocked.Increment(ref this.maxSimultaneousClientsThatWereConnected);
}
// 다음 소켓 이벤트 대기 처리 : acceptEventArgs -> recvEventArgs, sendEventArgs
StartAccept();
SocketListener.Log.MSG(acceptEventArgs, string.Format("Start accept processing !! poolOfAcceptEventArgs:{0}, poolOfRecvEventArgs:{1}, poolOfSendEventArgs:{2}"
, this.poolOfAcceptEventArgs.Count
, this.poolOfRecvEventArgs.Count
, this.poolOfSendEventArgs.Count));
try
{
// Accept 된 Client 로 추가 : acceptEventArgs -> recvEventArgs, sendEventArgs
if (this.poolOfRecvEventArgs.Count <= 1 || this.poolOfSendEventArgs.Count <= 1)
{
this.CreateNewSaeaForRecvSendOne();
}
AcceptOpUserToken aToken = acceptEventArgs.UserToken as AcceptOpUserToken;
SocketAsyncEventArgs recvEventArgs = null;
SocketAsyncEventArgs sendEventArgs = null;
while (true)
{
recvEventArgs = this.poolOfRecvEventArgs.Pop();
sendEventArgs = this.poolOfSendEventArgs.Pop();
if (recvEventArgs.Buffer == null || sendEventArgs.Buffer == null)
{
DataHoldingUserToken dToken = recvEventArgs.UserToken as DataHoldingUserToken;
if (dToken != null)
{
this.theBufferManager.SetBuffer(dToken.BufferOffsetRecv, recvEventArgs);
SocketListener.Log.WRN(string.Format("Receive SocketAsyncEventArgs buffer is null. reset buffer. Reuse later!! token:{0}, token_offset:{1}, recv_offset:{2}", dToken.TokenId, dToken.BufferOffsetRecv, recvEventArgs.Offset));
}
dToken = sendEventArgs.UserToken as DataHoldingUserToken;
if (dToken != null)
{
this.theBufferManager.SetBuffer(dToken.BufferOffsetSend, sendEventArgs);
SocketListener.Log.WRN(string.Format("Send SocketAsyncEventArgs buffer is null. reset buffer. Reuse later!! token:{0}, token_offset:{1}, send_offset:{2}", dToken.TokenId, dToken.BufferOffsetSend, sendEventArgs.Offset));
}
this.poolOfRecvEventArgs.Push(recvEventArgs);
this.poolOfSendEventArgs.Push(sendEventArgs);
continue;
}
break;
}
InitSocketAsyncEventArgs(ref recvEventArgs);
InitSocketAsyncEventArgs(ref sendEventArgs);
SocketListener.Log.MSG(string.Format("Start accept processing !! SocketAsyncEventArgs buffer offset. recv_offset:{0}, send_offset:{1}", recvEventArgs.Offset, sendEventArgs.Offset));
(recvEventArgs.UserToken as DataHoldingUserToken).CreateSessionId();
(recvEventArgs.UserToken as DataHoldingUserToken).RemoteIp = aToken.RemoteIp;
(recvEventArgs.UserToken as DataHoldingUserToken).RemotePort = aToken.RemotePort;
(recvEventArgs.UserToken as DataHoldingUserToken).IpEndPt = aToken.IpEndPt;
(sendEventArgs.UserToken as DataHoldingUserToken).CreateSessionId();
(sendEventArgs.UserToken as DataHoldingUserToken).RemoteIp = aToken.RemoteIp;
(sendEventArgs.UserToken as DataHoldingUserToken).RemotePort = aToken.RemotePort;
(sendEventArgs.UserToken as DataHoldingUserToken).IpEndPt = aToken.IpEndPt;
recvEventArgs.AcceptSocket = acceptEventArgs.AcceptSocket;
//recvEventArgs.SocketError = acceptEventArgs.SocketError;
sendEventArgs.AcceptSocket = acceptEventArgs.AcceptSocket;
//sendEventArgs.SocketError = sendEventArgs.SocketError;
(recvEventArgs.UserToken as DataHoldingUserToken).socketHandleNumber = (Int32)recvEventArgs.AcceptSocket.Handle;
(sendEventArgs.UserToken as DataHoldingUserToken).socketHandleNumber = (Int32)sendEventArgs.AcceptSocket.Handle;
// 이벤트 반납
aToken.RemoteIp = "";
aToken.RemotePort = 0;
aToken.IpEndPt = null;
acceptEventArgs.AcceptSocket = null;
this.poolOfAcceptEventArgs.Push(acceptEventArgs);
string strMsg;
FACContainer.AddEx(recvEventArgs.AcceptSocket, recvEventArgs, sendEventArgs, out strMsg);
if (!string.IsNullOrEmpty(strMsg))
{
SocketListener.Log.WRN(recvEventArgs, string.Format("FACContainer AddEx - {0}!!", strMsg));
}
this.DisplayConnectionInfo();
/// Accept 알림 보내기
SendMessageToClient(sendEventArgs, MessagePacketNameEnum.ACCPT);
/// 수신 대기
StartReceive(recvEventArgs);
}
catch (Exception ex)
{
// REMOVE - KIMCG : 20140827
// Exception 발생시 재귀 호출로인해 Accept pool 에서 이벤트가 빠진다. -> 추후 이벤트 부족으로 작업불가함.
// StartAccept();
// HandleBadAccept(acceptEventArgs);
// REMOVE - END
SocketListener.Log.ERR(string.Format("ProcessAccept - message:{0}\r\nstac_trace:{1}\r\nsource:{2}", ex.Message, ex.StackTrace, ex.Source));
}
}
internal bool HandleMessage(SocketAsyncEventArgs receiveSendEventArgs, DataHoldingUserToken receiveSendToken, Int32 remainingBytesToProcess)
{
bool incomingTcpMessageIsReady = false;
lock (this)
{
if (receiveSendToken.receivedMessageBytesDoneCount == 0)
{
//SocketListener.Log.Write("MessageHandler, creating receive array " + receiveSendToken.TokenId);
receiveSendToken.dataToReceive = new Byte[receiveSendToken.lengthOfCurrentIncomingMessage];
}
if (remainingBytesToProcess + receiveSendToken.receivedMessageBytesDoneCount == receiveSendToken.lengthOfCurrentIncomingMessage)
{
//SocketListener.Log.Write("MessageHandler, length is right for " + receiveSendToken.TokenId);
Buffer.BlockCopy(receiveSendEventArgs.Buffer,
receiveSendToken.receiveMessageOffset - receiveSendToken.receivePrefixLength,
receiveSendToken.dataToReceive,
receiveSendToken.receivedMessageBytesDoneCount,
remainingBytesToProcess);
incomingTcpMessageIsReady = true;
}
else
{
try
{
Buffer.BlockCopy(receiveSendEventArgs.Buffer,
receiveSendToken.receiveMessageOffset,
receiveSendToken.dataToReceive,
receiveSendToken.receivedMessageBytesDoneCount,
remainingBytesToProcess);
}
catch (Exception ex)
{
SocketListener.Log.WRN("MessageHandler, length is short for " + receiveSendToken.TokenId);
SocketListener.Log.WRN(string.Format("receiveMessageOffset:{0}, receivedMessageBytesDoneCount:{1}, remainingBytesToProcess:{2}"
, receiveSendToken.receiveMessageOffset
, receiveSendToken.receivedMessageBytesDoneCount
, remainingBytesToProcess));
SocketListener.Log.WRN(ex.Message);
}
receiveSendToken.receiveMessageOffset = receiveSendToken.receiveMessageOffset - receiveSendToken.recPrefixBytesDoneThisOp;
receiveSendToken.receivedMessageBytesDoneCount += remainingBytesToProcess;
}
//else if (remainingBytesToProcess + receiveSendToken.receivedMessageBytesDoneCount < receiveSendToken.lengthOfCurrentIncomingMessage)
//{
// SocketListener.Log.Write("MessageHandler, length is short for " + receiveSendToken.TokenId);
// try
// {
// Buffer.BlockCopy(receiveSendEventArgs.Buffer,
// receiveSendToken.receiveMessageOffset,
// receiveSendToken.dataToReceive,
// receiveSendToken.receivedMessageBytesDoneCount,
// remainingBytesToProcess);
// }
// catch (Exception ex)
// {
// SocketListener.Log.Write("MessageHandler, length is short for " + receiveSendToken.TokenId +
// ", " + ex.ToString());
// }
// receiveSendToken.receiveMessageOffset = receiveSendToken.receiveMessageOffset - receiveSendToken.recPrefixBytesDoneThisOp;
// receiveSendToken.receivedMessageBytesDoneCount += remainingBytesToProcess;
// incomingTcpMessageIsReady = true;
//}
//else
//{
// SocketListener.Log.Write("MessageHandler, length is large for " + receiveSendToken.TokenId);
// try
// {
// Buffer.BlockCopy(receiveSendEventArgs.Buffer,
// receiveSendToken.receiveMessageOffset - receiveSendToken.receivePrefixLength,
// receiveSendToken.dataToReceive,
// receiveSendToken.receivedMessageBytesDoneCount,
// receiveSendToken.lengthOfCurrentIncomingMessage);
// }
// catch (Exception ex)
// {
// SocketListener.Log.Write("MessageHandler, length is large for " + receiveSendToken.TokenId +
// ", " + ex.ToString());
// }
// incomingTcpMessageIsReady = true;
//}
}
return(incomingTcpMessageIsReady);
}
private bool ValidationCheckSocketAsyncEventArgs(string strFuncName, SocketAsyncEventArgs e)
{
string strRemoteIp = "";
int nRemotePort = 0;
int nToken = 0;
DataHoldingUserToken dToken = e.UserToken as DataHoldingUserToken;
if (dToken != null)
{
strRemoteIp = dToken.RemoteIp;
nRemotePort = dToken.RemotePort;
nToken = dToken.TokenId;
}
else
{
AcceptOpUserToken aToken = e.UserToken as AcceptOpUserToken;
strRemoteIp = aToken.RemoteIp;
nRemotePort = aToken.RemotePort;
nToken = aToken.TokenId;
}
if (e.AcceptSocket == null)
{
SocketListener.Log.ERR(string.Format("{0,-15}:{1}/{2}|{3} - AcceptSocket is null."
, strRemoteIp
, nRemotePort
, nToken
, strFuncName
));
return(false);
}
//IPEndPoint remoteIpEndPoint = e.AcceptSocket.RemoteEndPoint as IPEndPoint;
//if (remoteIpEndPoint == null)
//{
// SocketListener.Log.ERR(string.Format("{0,-15}:{1}/{2}|{3} - RemoteIpEndPoint is null."
// , strRemoteIp
// , nRemotePort
// , nToken
// , strFuncName
// ));
// return false;
//}
SocketError sockErr = e.SocketError;
if (sockErr != SocketError.Success)
{
SocketListener.Log.ERR(string.Format("{0,-15}:{1}/{2}|{3} - Socket error : {4}."
, strRemoteIp
, nRemotePort
, nToken
, strFuncName
, sockErr
));
return(false);
}
return(true);
}
/// <summary>
/// Shutdown -> Close
/// </summary>
private bool CloseClientSocket(SocketAsyncEventArgs e)
{
try
{
SocketListener.Log.MSG(e, "Start Close FaxAgent.");
DataHoldingUserToken receiveSendToken = e.UserToken as DataHoldingUserToken;
if (receiveSendToken.dataToReceive != null)
{
receiveSendToken.CreateNewDataHolder();
}
// 로그아웃 처리
FACInfo facInfo = FACContainer.FindFACInfo(e);
if (facInfo != null)
{
// DB Logout 처리
if (FACContainer.LoginedList.Count > 0 && facInfo.USER_ID != "")
{
if (DbModule.Instance.FAS_LogoutAgentClient(facInfo.USER_ID) != Btfax.CommonLib.RESULT.SUCCESS)
{
SocketListener.Log.WRN(e, "Database Logout process failure");
}
else
{
SocketListener.Log.MSG(e, "Database Logout process success");
}
}
}
// socket close
try { e.AcceptSocket.Shutdown(SocketShutdown.Both); }
catch { }
if (e.AcceptSocket != null)
{
try {
e.AcceptSocket.Close();
e.AcceptSocket = null;
}
catch { };
}
if (facInfo != null)
{
this.poolOfRecvEventArgs.Push(facInfo.recvEventArgs);
this.poolOfSendEventArgs.Push(facInfo.sendEventArgs);
}
else
{
this.CreateNewSaeaForRecvSendOne();
SocketListener.Log.MSG(string.Format("CreateNewSaeaForRecvSendOne this.poolOfRecvEventArgs:{0}, this.poolOfSendEventArgs.Push{1}"
, this.poolOfRecvEventArgs.Count
, this.poolOfSendEventArgs.Count));
}
FACContainer.Remove(e);
// Accept count 감소
Interlocked.Decrement(ref this.numberOfAcceptedSockets);
this.theMaxConnectionsEnforcer.Release();
SocketListener.Log.MSG(e, string.Format("Close FaxAgent success."));
this.DisplayConnectionInfo();
return(true);
}
catch (Exception ex)
{
// Accept count 감소
Interlocked.Decrement(ref this.numberOfAcceptedSockets);
this.theMaxConnectionsEnforcer.Release();
SocketListener.Log.ERR(string.Format("CloseClientSocket : {0}\r\n{1}", ex.Message, ex.StackTrace));
return(false);
}
}
private void ProcessSend(SocketAsyncEventArgs sendEventArgs)
{
int nRemainingCnt = 0;
// 이벤트 검사
if (!ValidationCheckSocketAsyncEventArgs("ProcessSend", sendEventArgs))
{
return;
}
DataHoldingUserToken sendToken = sendEventArgs.UserToken as DataHoldingUserToken;
nRemainingCnt = sendToken.sendBytesRemainingCount;
if (nRemainingCnt <= 0)
{
SocketListener.Log.TRC(sendEventArgs, string.Format("ProcessSend : Invalid DataHoldingUserToken sendBytesRemainingCount count({0}).", sendToken.sendBytesRemainingCount));
return;
}
FACInfo facInfo = FACContainer.FindFACInfo(sendEventArgs);
if (facInfo == null)
{
SocketListener.Log.WRN(sendEventArgs, "ProcessSend : Not found FaxAgentInfo.");
return;
}
facInfo.LastResponseTime = DateTime.Now;
LOG_LEVEL logLv = LOG_LEVEL.MSG;
string packetName = m_Encoding.GetString(sendToken.dataToSend, 34, 5);
if (packetName == MessagePacketNameEnum.ALIVE.ToString())
{
logLv = LOG_LEVEL.TRC;
}
else
{
logLv = LOG_LEVEL.MSG;
}
// 패킷 로그
SocketListener.Log.LogWrite(logLv,
"SEND ",
sendEventArgs.AcceptSocket.RemoteEndPoint.ToString(),
sendEventArgs.AcceptSocket.Handle.ToInt32(),
sendToken.TokenId,
sendToken.dataToSend.Length,
m_Encoding.GetString(sendToken.dataToSend));
sendToken.sendBytesRemainingCount = sendToken.sendBytesRemainingCount - sendEventArgs.BytesTransferred;
sendToken.bytesSentAlreadyCount += sendEventArgs.BytesTransferred;
// send async
StartSend(sendEventArgs);
if (packetName == MessagePacketNameEnum.LOGIN.ToString())
{
this.DisplayConnectionInfo();
}
}
private void ProcessReceive(SocketAsyncEventArgs recvEventArgs)
{
DataHoldingUserToken recvToken = recvEventArgs.UserToken as DataHoldingUserToken;
// 이벤트 검사
if (!ValidationCheckSocketAsyncEventArgs("ProcessReceive", recvEventArgs))
{
recvToken.Reset();
this.CloseClientSocket(recvEventArgs);
return;
}
try
{
if (recvEventArgs.BytesTransferred == 0)
{
SocketListener.Log.WRN(recvEventArgs, "RecvEventArgs.BytesTransferred is zero. !!");
recvToken.Reset();
this.CloseClientSocket(recvEventArgs);
return;
}
FACInfo facInfo = FACContainer.FindFACInfo(recvEventArgs);
if (facInfo == null)
{
SocketListener.Log.ERR(recvEventArgs, "Not found facinfo.");
recvToken.Reset();
return;
}
facInfo.LastRequestTime = DateTime.Now;
Int32 remainingBytesToProcess = recvEventArgs.BytesTransferred;
if (recvToken.receivedPrefixBytesDoneCount < this.socketListenerSettings.ReceivePrefixLength)
{
/// 공통 전문 첫 컬럼 (전문길이) 읽기
remainingBytesToProcess = prefixHandler.HandlePrefix(recvEventArgs, recvToken, remainingBytesToProcess);
if (remainingBytesToProcess == 0)
{
SocketListener.Log.WRN(recvEventArgs, "RemainingBytesToProcess is zero. !!");
StartReceive(recvEventArgs);
return;
}
}
// 전문길이만큼 전문 읽기
bool incomingTcpMessageIsReady = messageHandler.HandleMessage(recvEventArgs, recvToken, remainingBytesToProcess);
if (incomingTcpMessageIsReady == true)
{
SocketAsyncEventArgs sendEventArgs = facInfo.sendEventArgs;
if (recvEventArgs == null)
{
recvToken.Reset();
//CloseClientSocket(recvEventArgs);
return;
}
LOG_LEVEL logLv = LOG_LEVEL.MSG;
string packetName = m_Encoding.GetString(recvToken.dataToReceive, 34, 5);
if (packetName == MessagePacketNameEnum.ALIVE.ToString())
{
logLv = LOG_LEVEL.TRC;
}
else
{
logLv = LOG_LEVEL.MSG;
}
// 패킷 로그
SocketListener.Log.LogWrite(logLv,
"RECEIVE ",
recvEventArgs.AcceptSocket.RemoteEndPoint.ToString(),
recvEventArgs.AcceptSocket.Handle.ToInt32(),
recvToken.TokenId,
recvToken.dataToReceive.Length,
m_Encoding.GetString(recvToken.dataToReceive));
// 응답 전문 보내기
this.SendMessageToClient(sendEventArgs);
}
else
{
recvToken.receiveMessageOffset = recvToken.bufferOffsetReceive;
recvToken.recPrefixBytesDoneThisOp = 0;
}
StartReceive(recvEventArgs);
}
catch (Exception ex)
{
SocketListener.Log.ERR(recvEventArgs, string.Format("ProcessReceive : {0}", ex.Message));
recvToken.Reset();
}
}
