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SF [2512027] FTPClientSession reconnect capability

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removed unused variable in Socket::poll()
This commit is contained in:
Aleksandar Fabijanic
2009-02-26 02:37:29 +00:00
parent b99f4b6d1f
commit 9bef44cab6
5 changed files with 290 additions and 70 deletions
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208
Net/src/FTPClientSession.cpp
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@@ -50,48 +50,72 @@ namespace Poco {
namespace Net {
FTPClientSession::FTPClientSession(const StreamSocket& socket):
_controlSocket(socket),
FTPClientSession::FTPClientSession():
_port(0),
_pControlSocket(0),
_pDataStream(0),
_passiveMode(true),
_fileType(TYPE_BINARY),
_supports1738(true),
_isOpen(true),
_serverReady(false),
_isLoggedIn(false),
_timeout(DEFAULT_TIMEOUT)
{
_controlSocket.setReceiveTimeout(_timeout);
}
FTPClientSession::FTPClientSession(const StreamSocket& socket):
_host(socket.address().host().toString()),
_port(socket.address().port()),
_pControlSocket(new DialogSocket(socket)),
_pDataStream(0),
_passiveMode(true),
_fileType(TYPE_BINARY),
_supports1738(true),
_serverReady(false),
_isLoggedIn(false),
_timeout(DEFAULT_TIMEOUT)
{
_pControlSocket->setReceiveTimeout(_timeout);
}
FTPClientSession::FTPClientSession(const std::string& host, Poco::UInt16 port):
_controlSocket(SocketAddress(host, port)),
_pDataStream(0),
_passiveMode(true),
_fileType(TYPE_BINARY),
_supports1738(true),
_isOpen(true),
_timeout(DEFAULT_TIMEOUT)
FTPClientSession::FTPClientSession(const std::string& host,
Poco::UInt16 port,
const std::string& username,
const std::string& password):
_host(host),
_port(port),
_pControlSocket(new DialogSocket(SocketAddress(host, port))),
_pDataStream(0),
_passiveMode(true),
_fileType(TYPE_BINARY),
_supports1738(true),
_serverReady(false),
_isLoggedIn(false),
_timeout(DEFAULT_TIMEOUT)
{
_controlSocket.setReceiveTimeout(_timeout);
if (!username.empty())
login(username, password);
else
_pControlSocket->setReceiveTimeout(_timeout);
}
FTPClientSession::~FTPClientSession()
{
try
{
close();
}
catch (...)
{
}
try { close(); }
catch (...) { }
}
void FTPClientSession::setTimeout(const Poco::Timespan& timeout)
{
if (!isOpen())
throw FTPException("Connection is closed.");
_timeout = timeout;
_controlSocket.setReceiveTimeout(timeout);
_pControlSocket->setReceiveTimeout(timeout);
}
@@ -113,35 +137,78 @@ bool FTPClientSession::getPassive() const
}
void FTPClientSession::open(const std::string& host,
Poco::UInt16 port,
const std::string& username,
const std::string& password)
{
_host = host;
_port = port;
if (!username.empty())
login(username, password);
else
{
_pControlSocket = new DialogSocket(SocketAddress(_host, _port));
_pControlSocket->setReceiveTimeout(_timeout);
}
}
void FTPClientSession::login(const std::string& username, const std::string& password)
{
if (_isLoggedIn) logout();
int status = FTP_POSITIVE_COMPLETION * 100;
std::string response;
int status = _controlSocket.receiveStatusMessage(response);
if (!isPositiveCompletion(status)) throw FTPException("Cannot login to server", response);
if (!_pControlSocket)
{
_pControlSocket = new DialogSocket(SocketAddress(_host, _port));
_pControlSocket->setReceiveTimeout(_timeout);
}
if (!_serverReady)
{
status = _pControlSocket->receiveStatusMessage(response);
if (!isPositiveCompletion(status))
throw FTPException("Cannot login to server", response);
_serverReady = true;
}
status = sendCommand("USER", username, response);
if (isPositiveIntermediate(status))
status = sendCommand("PASS", password, response);
if (!isPositiveCompletion(status)) throw FTPException("Login denied", response);
if (!isPositiveCompletion(status))
throw FTPException("Login denied", response);
setFileType(_fileType);
_isLoggedIn = true;
}
void FTPClientSession::logout()
{
if (!isOpen())
throw FTPException("Connection is closed.");
if (_isLoggedIn)
{
try { endTransfer(); }
catch (...) { }
std::string response;
sendCommand("QUIT", response);
_isLoggedIn = false;
}
}
void FTPClientSession::close()
{
if (_isOpen)
{
try
{
endTransfer();
}
catch (...)
{
}
std::string response;
sendCommand("QUIT", response);
_controlSocket.close();
_isOpen = false;
}
logout();
_pControlSocket->close();
delete _pControlSocket;
_pControlSocket = 0;
_serverReady = false;
}
@@ -175,7 +242,8 @@ void FTPClientSession::setWorkingDirectory(const std::string& path)
{
std::string response;
int status = sendCommand("CWD", path, response);
if (!isPositiveCompletion(status)) throw FTPException("Cannot change directory", response);
if (!isPositiveCompletion(status))
throw FTPException("Cannot change directory", response);
}
@@ -194,7 +262,8 @@ void FTPClientSession::cdup()
{
std::string response;
int status = sendCommand("CDUP", response);
if (!isPositiveCompletion(status)) throw FTPException("Cannot change directory", response);
if (!isPositiveCompletion(status))
throw FTPException("Cannot change directory", response);
}
@@ -202,9 +271,11 @@ void FTPClientSession::rename(const std::string& oldName, const std::string& new
{
std::string response;
int status = sendCommand("RNFR", oldName, response);
if (!isPositiveIntermediate(status)) throw FTPException(std::string("Cannot rename ") + oldName, response);
if (!isPositiveIntermediate(status))
throw FTPException(std::string("Cannot rename ") + oldName, response);
status = sendCommand("RNTO", newName, response);
if (!isPositiveCompletion(status)) throw FTPException(std::string("Cannot rename to ") + newName, response);
if (!isPositiveCompletion(status))
throw FTPException(std::string("Cannot rename to ") + newName, response);
}
@@ -212,7 +283,8 @@ void FTPClientSession::remove(const std::string& path)
{
std::string response;
int status = sendCommand("DELE", path, response);
if (!isPositiveCompletion(status)) throw FTPException(std::string("Cannot remove " + path), response);
if (!isPositiveCompletion(status))
throw FTPException(std::string("Cannot remove " + path), response);
}
@@ -220,7 +292,8 @@ void FTPClientSession::createDirectory(const std::string& path)
{
std::string response;
int status = sendCommand("MKD", path, response);
if (!isPositiveCompletion(status)) throw FTPException(std::string("Cannot create directory ") + path, response);
if (!isPositiveCompletion(status))
throw FTPException(std::string("Cannot create directory ") + path, response);
}
@@ -228,12 +301,16 @@ void FTPClientSession::removeDirectory(const std::string& path)
{
std::string response;
int status = sendCommand("RMD", path, response);
if (!isPositiveCompletion(status)) throw FTPException(std::string("Cannot remove directory ") + path, response);
if (!isPositiveCompletion(status))
throw FTPException(std::string("Cannot remove directory ") + path, response);
}
std::istream& FTPClientSession::beginDownload(const std::string& path)
{
if (!isOpen())
throw FTPException("Connection is closed.");
delete _pDataStream;
_pDataStream = 0;
_pDataStream = new SocketStream(establishDataConnection("RETR", path));
@@ -249,6 +326,9 @@ void FTPClientSession::endDownload()
std::ostream& FTPClientSession::beginUpload(const std::string& path)
{
if (!isOpen())
throw FTPException("Connection is closed.");
delete _pDataStream;
_pDataStream = 0;
_pDataStream = new SocketStream(establishDataConnection("STOR", path));
@@ -264,6 +344,9 @@ void FTPClientSession::endUpload()
std::istream& FTPClientSession::beginList(const std::string& path, bool extended)
{
if (!isOpen())
throw FTPException("Connection is closed.");
delete _pDataStream;
_pDataStream = 0;
_pDataStream = new SocketStream(establishDataConnection(extended ? "LIST" : "NLST", path));
@@ -279,27 +362,36 @@ void FTPClientSession::endList()
void FTPClientSession::abort()
{
_controlSocket.sendByte(DialogSocket::TELNET_IP);
_controlSocket.synch();
if (!isOpen())
throw FTPException("Connection is closed.");
_pControlSocket->sendByte(DialogSocket::TELNET_IP);
_pControlSocket->synch();
std::string response;
int status = sendCommand("ABOR", response);
if (status == 426)
status = _controlSocket.receiveStatusMessage(response);
status = _pControlSocket->receiveStatusMessage(response);
if (status != 226) throw FTPException("Cannot abort transfer", response);
}
int FTPClientSession::sendCommand(const std::string& command, std::string& response)
{
_controlSocket.sendMessage(command);
return _controlSocket.receiveStatusMessage(response);
if (!isOpen())
throw FTPException("Connection is closed.");
_pControlSocket->sendMessage(command);
return _pControlSocket->receiveStatusMessage(response);
}
int FTPClientSession::sendCommand(const std::string& command, const std::string& arg, std::string& response)
{
_controlSocket.sendMessage(command, arg);
return _controlSocket.receiveStatusMessage(response);
if (!isOpen())
throw FTPException("Connection is closed.");
_pControlSocket->sendMessage(command, arg);
return _pControlSocket->receiveStatusMessage(response);
}
@@ -337,7 +429,10 @@ StreamSocket FTPClientSession::establishDataConnection(const std::string& comman
StreamSocket FTPClientSession::activeDataConnection(const std::string& command, const std::string& arg)
{
ServerSocket server(SocketAddress(_controlSocket.address().host(), 0));
if (!isOpen())
throw FTPException("Connection is closed.");
ServerSocket server(SocketAddress(_pControlSocket->address().host(), 0));
sendPortCommand(server.address());
std::string response;
int status = sendCommand(command, arg, response);
@@ -488,18 +583,21 @@ void FTPClientSession::parseExtAddress(const std::string& str, SocketAddress& ad
if (it != end && *it == delim) ++it;
Poco::UInt16 port = 0;
while (it != end && std::isdigit(*it)) { port *= 10; port += *it++ - '0'; }
addr = SocketAddress(_controlSocket.peerAddress().host(), port);
addr = SocketAddress(_pControlSocket->peerAddress().host(), port);
}
void FTPClientSession::endTransfer()
{
if (!isOpen())
throw FTPException("Connection is closed.");
if (_pDataStream)
{
delete _pDataStream;
_pDataStream = 0;
std::string response;
int status = _controlSocket.receiveStatusMessage(response);
int status = _pControlSocket->receiveStatusMessage(response);
if (!isPositiveCompletion(status)) throw FTPException("Data transfer failed", response);
}
}