public void UpLoadFile(object Cnt)
{
Socket client = Cnt as Socket;
//获取文件名 不包含存储路径
string fullPath = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));
fullPath = FileSavePath + fullPath;
FileInfo EzoneFile = new FileInfo(fullPath); //创建一个文件对象
FileStream EzoneStream = EzoneFile.OpenRead(); //打开文件流
int PacketSize = 1024 * 1024; //包的大小1M
int PacketCount = (int)(EzoneStream.Length / ((long)PacketSize)); //包的数量
//最后一个包的大小
int LastDataPacket = (int)(EzoneStream.Length - ((long)(PacketSize * PacketCount)));
//发送[文件名]到服务器端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(EzoneFile.Name));
//发送[包的大小]到服务器端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(PacketSize.ToString()));
//发送[包的总数量]到服务器端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(PacketCount.ToString()));
//发送[最后一个包的大小]到服务器端
TransferFiles.SendVarData(client, System.Text.Encoding.Unicode.GetBytes(LastDataPacket.ToString()));
//bool IsTransferOk = false;
byte[] data = new byte[PacketSize]; //数据包
for (int i = 0; i < PacketCount; i++) //开始循环发送数据包
{
//从文件流读取数据并填充数据包
EzoneStream.Read(data, 0, data.Length);
//发送数据包
if (TransferFiles.SendVarData(client, data) == 3)
{
//IsTransferOk = true;
MessageBox.Show("文件传输出错！");
}
}
if (LastDataPacket != 0) //如果还有多余的数据包，则应该发送完毕！
{
data = new byte[LastDataPacket];
EzoneStream.Read(data, 0, data.Length);
TransferFiles.SendVarData(client, data);
}
client.Close(); //关闭套接字
EzoneStream.Close(); //关闭文件流
connections--;
this.SetText("\n" + "客户关闭连接：" + connections + "个连接数\n");
this.SetText("传输完成！\n");
}
public string ReceiveFiles(Socket client)
{
//获得[文件名]
string ReceiveFileName = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));
//获得[包的大小]
string bagSize = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));
//获得[包的总数量]
int bagCount = int.Parse(System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client)));
//获得[最后一个包的大小]
string bagLast = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));
string fullPath = Path.Combine(FileSavePath, ReceiveFileName);
FileStream MyFileStream = new FileStream(fullPath, FileMode.Create, FileAccess.Write);
//已接收包的个数
int ReceivedCount = 0;
while (true)
{
byte[] data = TransferFiles.ReceiveVarData(client);
if (data.Length == 0)
{
break;
}
else
{
ReceivedCount++;
//将接收到的数据包写入到文件流对象
MyFileStream.Write(data, 0, data.Length);
}
}
string sstr = ReceiveFileName;
//关闭文件流
MyFileStream.Close();
//关闭套接字
client.Close();
connections--;
this.SetText("\n" + "客户关闭连接：" + connections + "个连接数\n");
this.SetText("接收完成！\n");
return(sstr);
}
public void BackupFile(object Cnt)
{
string ffname = Cnt as string;
IPEndPoint ipep = new IPEndPoint(IPAddress.Parse(MonitorAddress.IP), MonitorAddress.Port); //指向远程服务端节点
Socket askSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
try
{
askSocket.Connect(ipep); //连接到Monitor
}
catch
{
SetText("连接服务器出错！");
askSocket.Close();
return;
}
//获得客户端节点对象
IPEndPoint bakipep = (IPEndPoint)askSocket.RemoteEndPoint;
//发送操作命令
TransferFiles.SendVarData(askSocket, System.Text.Encoding.Unicode.GetBytes("Backup"));
//发送文件名
TransferFiles.SendVarData(askSocket, System.Text.Encoding.Unicode.GetBytes(ffname));
//备份IP地址
string bakaddress = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(askSocket));
string[] IPstrArray = bakaddress.Split(new string[] { "@", "/" }, StringSplitOptions.RemoveEmptyEntries);
askSocket.Close();
IPEndPoint iipep = new IPEndPoint(IPAddress.Parse(IPstrArray[0]), Convert.ToInt32(IPstrArray[1])); //指向远程服务端节点
Socket ssSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
try
{
ssSocket.Connect(iipep); //连接到Monitor
}
catch
{
SetText("连接服务器出错！");
ssSocket.Close();
return;
}
//获取文件名 不包含存储路径
string fullPath = FileSavePath + ffname;
FileInfo EzoneFile = new FileInfo(fullPath); //创建一个文件对象
FileStream EzoneStream = EzoneFile.OpenRead(); //打开文件流
int PacketSize = 1024 * 1024; //包的大小1M
int PacketCount = (int)(EzoneStream.Length / ((long)PacketSize)); //包的数量
//最后一个包的大小
int LastDataPacket = (int)(EzoneStream.Length - ((long)(PacketSize * PacketCount)));
//发送命令码
TransferFiles.SendVarData(ssSocket, System.Text.Encoding.Unicode.GetBytes("Backup"));
//发送[文件名]到服务器端
TransferFiles.SendVarData(ssSocket, System.Text.Encoding.Unicode.GetBytes(EzoneFile.Name));
//发送[包的大小]到服务器端
TransferFiles.SendVarData(ssSocket, System.Text.Encoding.Unicode.GetBytes(PacketSize.ToString()));
//发送[包的总数量]到服务器端
TransferFiles.SendVarData(ssSocket, System.Text.Encoding.Unicode.GetBytes(PacketCount.ToString()));
//发送[最后一个包的大小]到服务器端
TransferFiles.SendVarData(ssSocket, System.Text.Encoding.Unicode.GetBytes(LastDataPacket.ToString()));
byte[] data = new byte[PacketSize]; //数据包
for (int i = 0; i < PacketCount; i++) //开始循环发送数据包
{
//从文件流读取数据并填充数据包
EzoneStream.Read(data, 0, data.Length);
//发送数据包
if (TransferFiles.SendVarData(ssSocket, data) == 3)
{
MessageBox.Show("文件传输出错！");
}
}
if (LastDataPacket != 0) //如果还有多余的数据包，则应该发送完毕！
{
data = new byte[LastDataPacket];
EzoneStream.Read(data, 0, data.Length);
TransferFiles.SendVarData(ssSocket, data);
}
EzoneStream.Close(); //关闭文件流
ssSocket.Close(); //关闭套接字
this.SetText(ffname + "文件已备份到Server:" + IPstrArray[0] + "\n");
}
public void TransferThread(object clientSocket)
{
Socket client = clientSocket as Socket;
//获得客户端节点对象
IPEndPoint clientep = (IPEndPoint)client.RemoteEndPoint;
//获取[操作命令]
string operatcmd = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));
if (0 == string.Compare(operatcmd, "UpLoad"))
{
string revfilename = "";
revfilename = ReceiveFiles(client);//接收文件完成
Thread bakthread = new Thread(BackupFile);
bakthread.Start(revfilename);
}
else if (0 == string.Compare(operatcmd, "DownLoad"))
{
try
{
UpLoadFile(client);
}
catch
{
this.SetText("文件传输出现错误！\n");
}
}
else if (0 == string.Compare(operatcmd, "Backup"))
{
//接收来自于同级Server的备份请求
//把传送过来的接收文件直接存储起来
string revfilename = "";
revfilename = ReceiveFiles(client);//接收文件完成
}
else if (0 == string.Compare(operatcmd, "DataProcess"))
{
//接收Monitor传过来的文件
//调用python程序计算数据
//计算结束把结果返回给Monitor
string rn = "";
rn = ReceiveFiles(client);//接收文件完成
string i_str = rn.Substring(rn.Length - 5, 1);
Process CmdProcess = new Process();
CmdProcess.StartInfo.FileName = "cmd.exe";
//命令格式："python D:\ServerFile\dataprocess.py D:\ServerFile\ fileneme 文件序号"
//“/C”表示执行完命令后马上退出
CmdProcess.StartInfo.Arguments = "/c python " + FileSavePath + "dataprocess.py" + " "
+ FileSavePath + " " + rn
+ " " + i_str;
CmdProcess.Start(); //执行
//CmdProcess.StandardOutput.ReadToEnd();//输出
CmdProcess.WaitForExit(); //等待程序执行完退出进程
CmdProcess.Close(); //结束
Console.WriteLine("计算完成，正在准备回传数据...");
string ffname = "result1_" + i_str + ".txt";
DataReturn(ffname);
ffname = "result2_" + i_str + ".txt";
DataReturn(ffname);
}
else
{
SetText("消息错误，Socket连接已退出！");
client.Close();
}
}