public void CreateJobPacket()
{
DataAccess DB = new DataAccess();
string prodSheetLoc = DB.GetHydroProdSheetLocation(PartNumber);
//System.Windows.Forms.MessageBox.Show($"Prod Sheet Location = { prodSheetLoc }");
bool isNewPath = true;
if (string.IsNullOrEmpty(prodSheetLoc))
{
prodSheetLoc = @"C:\Dev\prodSheet18\masterAcmeHydroProdSheet.xlsx";
}
else
{
isNewPath = false;
}
SFPacket sfObj = new SFPacket()
{
item_no = PartNumber,
ord_no = WorkOrder,
cyc_per = StdCycle,
setup_std_lbr_hrs = SetupHours,
RawMaterial = RawMaterial,
PieceWeight = PieceWeight,
qty = (int)OrderQty
};
ExcelInterop.popHydroProdSheet(prodSheetLoc, sfObj, isNewPath);
}
public void AssignPropWorkOrderChange()
{
if (!string.IsNullOrEmpty(WorkOrder))
{
DataAccess DB = new DataAccess();
SFPacket packetData = DB.GetPrimaryOpData(WorkOrder);
PartNumber = packetData.item_no;
OrderQty = packetData.qty;
StdCycle = packetData.cyc_per;
SetupHours = packetData.setup_std_lbr_hrs;
RawMaterial = packetData.RawMaterial;
PieceWeight = packetData.PieceWeight;
}
}
/// <summary>
/// Takes an incoming SFPacket and decides where to go with it and performs its action
/// </summary>
/// <param name="incomingPacket">Packet received from the client</param>
public void SortPacket(SFPacket incomingPacket)
{
_scheduler.myNeighbors.AddNeighbor(incomingPacket._sourceIP.ToString());
switch(incomingPacket.GetPacketType())
{
case SFPacketType.FileTransfer:
_fileSaver.SavePacket(incomingPacket.GetPacketData(),incomingPacket._sourceIP.ToString());
break;
case SFPacketType.SearchForFile:
ArrayList result = _myFiles.SearchFor(
System.Text.Encoding.ASCII.GetString(incomingPacket.GetPacketData()));
_outBoundManager.SendFileList(result,incomingPacket._sourceIP);
break;
case SFPacketType.FileList:
MemoryStream stream = new MemoryStream(incomingPacket.GetPacketData());
BinaryFormatter bf = new BinaryFormatter();
ArrayList searchResults = (ArrayList)bf.Deserialize(stream);
_scheduler.fileSearchForm.AddResults(searchResults,incomingPacket._sourceIP);
break;
case SFPacketType.FileDownloadRequest:
//Get the fileID
int fileId=BitConverter.ToInt32(incomingPacket.GetPacketData(),0);
//Lookup the file by its ID
MyFile file=_myFiles.GetFileByID(fileId);
//Send back the file
_outBoundManager.SendFile(fileId, file.FileLoc, incomingPacket._sourceIP);
break;
case SFPacketType.GetNeighborList:
_outBoundManager.SendNeigbhorList(incomingPacket._sourceIP);
break;
case SFPacketType.NeighborListResponse:
MemoryStream nlstream = new MemoryStream(incomingPacket.GetPacketData());
BinaryFormatter nlbf = new BinaryFormatter();
ArrayList neighbors = (ArrayList)nlbf.Deserialize(nlstream);
foreach (Neighbor nb in neighbors)
_scheduler.myNeighbors.AddNeighbor(nb.IPAddress);
break;
}
}
public void SendFileList(ArrayList files,IPAddress destination)
{
byte[] data=null;
int packetSize = Properties.Settings.Default.PacketDataSize;
while (data == null || data.Length+2 > packetSize)
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream ms = new MemoryStream();
bf.Serialize(ms, files);
data = ms.ToArray();
if (data.Length+2 > packetSize)
{
//If there are too many items because it goes over the packet size remove
//the last item in it
files.RemoveAt(files.Count - 1);
}
}
long bytesRead = 0;
byte[] buffer;
int packetsSent = 0;
try
{
while (bytesRead + (packetSize) < data.Length)
{
buffer = new byte[packetsSent];
Array.Copy(data, buffer, packetsSent);
SFPacket packet = new SFPacket(SFPacketType.FileList, buffer);
_scheduler.SendPacket(packet, destination);
bytesRead += buffer.Length;
packetsSent++;
}
if (data.Length > bytesRead)
{
byte[] toSend = new byte[data.Length];
Array.Copy(data,toSend,((int)(data.Length - bytesRead)));
SFPacket finalPacket = new SFPacket(SFPacketType.FileList, toSend);
_scheduler.SendPacket(finalPacket, destination);
packetsSent++;
}
System.Console.WriteLine("Packets Sent: " + packetsSent);
}
catch (Exception ex)
{
}
}
/// <summary>
/// Sends a packet requesting a file download
/// </summary>
/// <param name="fileID">id of the file you want</param>
/// <param name="dest">IPAddress of the destination</param>
public void SendFileDownloadRequest(int fileID, IPAddress dest)
{
byte[] data = BitConverter.GetBytes(fileID);
SFPacket packet=new SFPacket(SFPacketType.FileDownloadRequest,data);
_scheduler.SendPacket(packet,dest);
}
private void ThreadedSendFile(object parameters)
{
object[] parms = (object[])parameters;
int fileID=(int)parms[0];
String file = (String)parms[1];
IPAddress destination = (IPAddress)parms[2];
FileStream fs = new FileStream(file, FileMode.Open, FileAccess.Read);
BinaryReader br = new BinaryReader(fs);
long bytesRead = 0;
long fileSize = new FileInfo(file).Length;
int packetSize=Properties.Settings.Default.PacketDataSize;
byte[] buffer;
int packetsSent = 0;
int toSkip = BitConverter.GetBytes(fileID).Length;
//try{
while (bytesRead+(packetSize-toSkip)<fileSize)
{
buffer = br.ReadBytes(packetSize-toSkip);
byte[] toSend=ShiftBytes(fileID, buffer);
SFPacket packet = new SFPacket(SFPacketType.FileTransfer,toSend );
_scheduler.SendPacket(packet, destination);
bytesRead += buffer.Length;
packetsSent++;
}
if (fileSize > bytesRead)
{
buffer = br.ReadBytes((int)(fileSize - bytesRead));
byte[] toSend = ShiftBytes(fileID, buffer);
SFPacket finalPacket = new SFPacket(SFPacketType.FileTransfer, toSend);
_scheduler.SendPacket(finalPacket, destination);
packetsSent++;
}
byte[] bytes = Encoding.ASCII.GetBytes("EOT");
byte[] EOT = ShiftBytes(fileID, bytes);
SFPacket eotPacket = new SFPacket(SFPacketType.FileTransfer, EOT);
_scheduler.SendPacket(eotPacket, destination);
packetsSent++;
br.Close();
System.Console.WriteLine("Packets Sent: " + packetsSent);
/*}
catch (Exception ex)
{
}
*/
}
/// <summary>
/// Sends a search request packet to given IP address
/// </summary>
/// <param name="query">The query to be sent</param>
/// <param name="dest">IP address of the person you want to query</param>
public void SendSearchRequest(String query, IPAddress dest)
{
byte[] bytes;
bytes = Encoding.ASCII.GetBytes(query);
if (bytes.Length < Properties.Settings.Default.PacketDataSize)
{
SFPacket packet = new SFPacket(SFPacketType.SearchForFile, bytes);
_scheduler.SendPacket(packet, dest);
}
else
{
throw new Exception("Search Request data size is too large for one packet: " + query);
}
}
public void SendNeighborDownloadRequest(IPAddress dest)
{
byte[] bytes;
bytes = Encoding.ASCII.GetBytes("");
if (bytes.Length < Properties.Settings.Default.PacketDataSize)
{
SFPacket packet = new SFPacket(SFPacketType.GetNeighborList, bytes);
_scheduler.SendPacket(packet, dest);
}
}
public void SendNeigbhorList(IPAddress dest)
{
byte[] data=null;
int packetSize = Properties.Settings.Default.PacketDataSize;
ArrayList neighbors = _scheduler.myNeighbors.GetListOfNeighbors();
while (data == null || data.Length+2 > packetSize)
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream ms = new MemoryStream();
bf.Serialize(ms, neighbors);
data = ms.ToArray();
if (data.Length+2 > packetSize)
{
//If there are too many items because it goes over the packet size remove
//the first item because we hope that was received earlier
neighbors.RemoveAt(0);
}
}
long bytesRead = 0;
byte[] buffer;
int packetsSent = 0;
try
{
while (bytesRead + (packetSize) < data.Length)
{
buffer = new byte[packetsSent];
Array.Copy(data, buffer, packetsSent);
SFPacket packet = new SFPacket(SFPacketType.NeighborListResponse, buffer);
_scheduler.SendPacket(packet, dest);
bytesRead += buffer.Length;
packetsSent++;
}
if (data.Length > bytesRead)
{
byte[] toSend = new byte[data.Length];
Array.Copy(data,toSend,((int)(data.Length - bytesRead)));
SFPacket finalPacket = new SFPacket(SFPacketType.NeighborListResponse, toSend);
_scheduler.SendPacket(finalPacket, dest);
packetsSent++;
}
System.Console.WriteLine("Packets Sent: " + packetsSent);
}
catch (Exception ex)
{
}
}
/// <summary>
/// Go though the listener and decied what the request is and begin/continue transfer if needed
/// </summary>
public void ProcessRequest(object client)
{
int msgSize = 1 + Properties.Settings.Default.PacketDataSize;
TcpClient tcpClient = (TcpClient)client;
NetworkStream clientStream = tcpClient.GetStream();
byte[] message = new byte[msgSize];
int bytesRead=0;
while (bytesRead<Properties.Settings.Default.PacketDataSize)
{
int bytesReadThisTime = 0;
try
{
//blocks until a client sends a message
bytesReadThisTime= clientStream.Read(message,bytesRead, msgSize-(bytesRead));
bytesRead += bytesReadThisTime;
}
catch(Exception ex)
{
throw ex;
//a socket error has occured
break;
}
if (bytesReadThisTime == 0)
{
//the client has disconnected from the server
break;
}
}
SFPacket packet = new SFPacket(message, bytesRead);
String ip = tcpClient.Client.RemoteEndPoint.ToString();
packet._sourceIP =IPAddress.Parse(ip.Substring(0,ip.IndexOf(':')));
packetsReceived++;
clientStream.Close();
tcpClient.Close();
_sorter.SortPacket(packet);
Console.WriteLine("Received: " + bytesRead);
}
