public virtual void GetResponse(FDFSResponse response)
{
if(this._connection == null)
this._connection = ConnectionManager.GetTrackerConnection();
_connection.Open();
try
{
NetworkStream stream = this._connection.GetStream();
this.SendRequest(stream);
FDFSHeader header = new FDFSHeader(stream);
if (header.Status != 0)
throw new FDFSException(string.Format("Get Response Error,Error Code:{0}", header.Status));
if (response != null)
response.ReceiveResponse(stream, header.Length);
_connection.Close();
}
catch(Exception ex)
{
_connection.Release();
throw ex;//可以看Storage节点的log看
//22 -〉下载字节数超过文件长度 invalid download file bytes: 10 > file remain bytes: 4
// -> 或者 pkg length is not correct
//2 -〉没有此文件 error info: No such file or directory.
}
}
public virtual void GetResponse(FDFSResponse response)
{
if (this._connection == null)
{
this._connection = ConnectionManager.GetTrackerConnection();
}
_connection.Open();
try
{
NetworkStream stream = this._connection.GetStream();
this.SendRequest(stream);
FDFSHeader header = new FDFSHeader(stream);
if (header.Status != 0)
{
throw new FDFSException(string.Format("Get Response Error,Error Code:{0}", header.Status));
}
if (response != null)
{
response.ReceiveResponse(stream, header.Length);
}
_connection.Close();
}
catch (Exception ex)
{
_connection.Release();
throw ex;//可以看Storage节点的log看
//22 -〉下载字节数超过文件长度 invalid download file bytes: 10 > file remain bytes: 4
// -> 或者 pkg length is not correct
//2 -〉没有此文件 error info: No such file or directory.
}
}
public static byte[] GetResponse(FDFSRequest request)
{
Connection conn = null;
IPEndPoint address = null;
try
{
try
{
if (request.Connection == null)
{
address = locator.GetTrackerAddress();
conn = GetTrackerConnection(address);
}
else
{
conn = request.Connection;
}
//打开
conn.OpenConnection();
locator.SetActive(address);
}
catch (SocketException ex)
{
locator.SetInActive(address);
throw new FdfsConnectException("connect failed", ex);
}
var stream = conn.GetStream();
var headerBuffer = request.Header.ToByte();
stream.Write(headerBuffer, 0, headerBuffer.Length);
stream.Write(request.Body, 0, request.Body.Length);
var header = new FDFSHeader(stream);
if (header.Status != 0)
{
throw new FDFSException(string.Format("Get Response Error,Error Code:{0}", header.Status));
}
var body = new byte[header.Length];
if (header.Length != 0)
{
stream.Read(body, 0, (int)header.Length);
}
return(body);
}
finally
{
//关闭
//Connection.Close();
if (conn != null)
{
conn.ReleaseConnection();
}
}
}
protected override async Task <T> ParseResponseInfo <T>(FDFSHeader responseHeader)
{
var buff = ArrayPool <byte> .Shared.Rent(DEFAULT_BUFFER_SIZE);
try
{
var remainBytes = responseHeader.Length;
while (remainBytes > 0)
{
var bytes = await _connection.ReceiveExAsync(buff, remainBytes > buff.Length?buff.Length : (int)remainBytes);
int result;
if ((result = await Callback.ReceiveAsync(responseHeader.Length, buff, bytes)) != 0)
{
throw new FDFSStatusException(responseHeader.Status, $"Callback Receive Error:{result}");
}
remainBytes -= bytes;
}
return(new T());
}
finally
{
ArrayPool <byte> .Shared.Return(buff);
responseHeader.Dispose();
}
}
public IEnumerator <object> GetEnumerator()
{
/*
* 组装协议Header. header共10字节，格式如下：
* 8 bytes body length
* 1 byte command
* 1 byte status
*/
var header = new FDFSHeader(15 + _fileStream.Length, ProtoCommon.StorageProtoCmdUploadFile, 0);
/*
* 组装Body
* 0 StorePathIndex
* 1-8 文件长度
* 9-14 扩展名
* 15 + 文件
*/
var extBuffer = Util.StringToByte(_fileExt);
var fileHeader = new byte[15]; // 文件头
fileHeader[0] = _storageNode.StorePathIndex;
var lengthBuffer = Util.LongToBuffer(_fileStream.Length);
Array.Copy(lengthBuffer, 0, fileHeader, 1, lengthBuffer.Length);
Array.Copy(extBuffer, 0, fileHeader, 9, extBuffer.Length);
yield return(header.ToByte());
yield return(fileHeader);
yield return(_fileStream);
}
protected virtual async Task <byte[]> ReceiveAsync()
{
byte[] numArray0 = new byte[10];
if (await Connection.ReceiveExAsync(numArray0) == 0)
{
throw new FDFSException("Init Header Exeption : Cann't Read Stream");
}
var length = Util.BufferToLong(numArray0, 0);
var command = numArray0[8];
var status = numArray0[9];
var fDFSHeader = new FDFSHeader(length, command, status);
if (fDFSHeader.Status != 0)
{
throw new FDFSStatusException(fDFSHeader.Status, $"Get Response Error,Error Code:{fDFSHeader.Status}");
}
byte[] numArray = new byte[fDFSHeader.Length];
if (fDFSHeader.Length != (long)0)
{
await Connection.ReceiveExAsync(numArray);
}
return(numArray);
}
private async Task <T> GetResponseInfo <T>(FDFSHeader responseHeader) where T : IFDFSResponse, new()
{
if (responseHeader.Status != 0)
{
if (Header.Command == FDFSConstants.STORAGE_PROTO_CMD_QUERY_FILE_INFO)
{
return(default(T));
}
throw new FDFSStatusException(responseHeader.Status, $"Get Response Error, Error Code:{(FDFSConstants.ErrorCode)responseHeader.Status}");
}
if (responseHeader.Length <= 0)
{
return(default(T));
}
int resLen = (int)responseHeader.Length;
var resBuffer = ArrayPool <byte> .Shared.Rent(resLen);
try
{
await _connection.ReceiveExAsync(resBuffer, resLen);
var response = new T();
response.ParseBuffer(resBuffer, resLen);
return(response);
}
finally
{
ArrayPool <byte> .Shared.Return(resBuffer);
responseHeader.Dispose();
}
}
private async Task CloseSocketAsync()
{
try
{
byte[] buffer0 = new FDFSHeader(0L, 0x52, 0).ToByte();
await _socket.SendExAsync(buffer0);
_socket.Close();
_socket.Dispose();
}
catch
{
// ignored
}
_socket = null;
}
public IEnumerator <object> GetEnumerator()
{
byte[] masterFileBuffer = Util.StringToByte(_masterFileName);
long bodyLength = 2 * ProtoCommon.FdfsProtoPkgLenSize
+ ProtoCommon.FdfsFilePrefixMaxLen
+ ProtoCommon.FdfsFileExtNameMaxLen
+ masterFileBuffer.Length
+ _stream.Length;
var header = new FDFSHeader(bodyLength, ProtoCommon.StorageProtoCmdUploadSlaveFile, 0).ToByte();
var package = new byte[header.Length + bodyLength - _stream.Length];
Array.Copy(header, 0, package, 0, header.Length);
long offset = header.Length;
var masterFileLengthBuffer = Util.LongToBuffer(_masterFileName.Length);
Array.Copy(masterFileLengthBuffer, 0, package, offset, masterFileLengthBuffer.Length);
offset += masterFileLengthBuffer.Length;
var indexBuffer = Util.LongToBuffer(_stream.Length);
Array.Copy(indexBuffer, 0, package, offset, indexBuffer.Length);
offset += indexBuffer.Length;
//byte[] indexBuffer = Util.LongToBuffer(_storageNode.StorePathIndex);
//Array.Copy(indexBuffer, 0, body, offset, indexBuffer.Length);
//offset += indexBuffer.Length;
byte[] prefixBuffer = Util.StringToByte(_prefix);
Array.Copy(prefixBuffer, 0, package, offset, prefixBuffer.Length);
offset += ProtoCommon.FdfsFilePrefixMaxLen;
var extBuffer = Util.StringToByte(_fileExt);
Array.Copy(extBuffer, 0, package, offset, extBuffer.Length);
offset += ProtoCommon.FdfsFileExtNameMaxLen;
Array.Copy(masterFileBuffer, 0, package, offset, masterFileBuffer.Length);
yield return(package);
yield return(_stream);
}
private async Task <T> GetResponseInfo <T>(FDFSHeader responseHeader) where T : IFDFSResponse, new()
{
if (responseHeader.Status != 0)
{
if (Header.Command == FDFSConstants.STORAGE_PROTO_CMD_QUERY_FILE_INFO)
{
return(default(T));
}
throw new FDFSStatusException(responseHeader.Status, $"Get Response Error, Error Code:{(FDFSConstants.ErrorCode)responseHeader.Status}");
}
if (responseHeader.Length <= 0)
{
return(default(T));
}
return(await ParseResponseInfo <T>(responseHeader));
}
protected virtual async Task <T> ParseResponseInfo <T>(FDFSHeader responseHeader) where T : IFDFSResponse, new()
{
int resLen = (int)responseHeader.Length;
var resBuffer = ArrayPool <byte> .Shared.Rent(resLen);
try
{
await _connection.ReceiveExAsync(resBuffer, resLen);
var response = new T();
response.ParseBuffer(resBuffer, resLen);
return(response);
}
finally
{
ArrayPool <byte> .Shared.Return(resBuffer);
responseHeader.Dispose();
}
}
public IEnumerator <object> GetEnumerator()
{
long length = ProtoCommon.FdfsGroupNameMaxLen + _fileName.Length;
var header = new FDFSHeader(length, 12, 0).ToByte();
var package = new byte[header.Length + length];
Array.Copy(header, 0, package, 0, header.Length);
long offset = header.Length;
var groupNameBuffer = Util.StringToByte(_groupName);
Array.Copy(groupNameBuffer, 0, package, offset, groupNameBuffer.Length);
offset += ProtoCommon.FdfsGroupNameMaxLen;
var fileNameBuffer = Util.StringToByte(_fileName);
Array.Copy(fileNameBuffer, 0, package, offset, fileNameBuffer.Length);
yield return(package);
}
public void ReleaseConnection(Connection conn)
{
if (!conn.InUse)
{
try
{
FDFSHeader header = new FDFSHeader(0, Consts.FDFS_PROTO_CMD_QUIT, 0);
byte[] buffer = header.ToByte();
conn.GetStream().Write(buffer, 0, buffer.Length);
conn.GetStream().Close();
}
catch
{
}
}
conn.Close();
lock ((inUse as ICollection).SyncRoot)
{
inUse.Remove(conn);
}
autoEvent.Set();
}
public void ReleaseConnection(Connection conn)
{
if (!conn.InUse)
{
try
{
FDFSHeader header = new FDFSHeader(0, Consts.FDFS_PROTO_CMD_QUIT, 0);
byte[] buffer = header.ToByte();
conn.GetStream().Write(buffer, 0, buffer.Length);
conn.GetStream().Close();
}
catch
{
}
}
conn.Close();
lock ((inUse as ICollection).SyncRoot)
{
inUse.Remove(conn);
}
autoEvent.Set();
}
public virtual byte[] GetResponse()
{
if (this._connection == null)
{
this._connection = ConnectionManager.GetTrackerConnection();
}
_connection.Open();
try
{
NetworkStream stream = this._connection.GetStream();
byte[] headerBuffer = this._header.ToByte();
stream.Write(headerBuffer, 0, headerBuffer.Length);
stream.Write(this._body, 0, this._body.Length);
FDFSHeader header = new FDFSHeader(stream);
if (header.Status != 0)
{
throw new FDFSException(string.Format("Get Response Error,Error Code:{0}", header.Status));
}
byte[] body = new byte[header.Length];
if (header.Length != 0)
{
stream.Read(body, 0, (int)header.Length);
}
_connection.Close();
return(body);
}
catch (Exception ex)
{
_connection.Release();
throw ex;//可以看Storage节点的log看
//22 -〉下载字节数超过文件长度 invalid download file bytes: 10 > file remain bytes: 4
// -> 或者 pkg length is not correct
//2 -〉没有此文件 error info: No such file or directory.
}
}