AMQPExchange::AMQPExchange(amqp_connection_state_t * cnn, int channelNum, string name) {
this->cnn = cnn;
this->channelNum = channelNum;
this->name = name;
openChannel();
}
void SSH::openShell()
{
if (_bShellOpen)
{
return;
}
if (!_bChanOpen)
{
openChannel();
}
_logger->debug("Opening SSH shell");
int rc;
rc = ssh_channel_request_pty(_channel);
if (rc != SSH_OK)
{
throw SSHException("Failed to request PTY from remote host", SSHErrorCode::E_PTY_REQUEST_FAILED);
}
rc = ssh_channel_change_pty_size(_channel, 80, 24);
if (rc != SSH_OK)
{
throw SSHException("Failed to change PTY size", SSHErrorCode::E_PTY_SIZE_FAILED);
}
rc = ssh_channel_request_shell(_channel);
if (rc != SSH_OK)
{
throw SSHException("Failed to request remote shell", SSHErrorCode::E_SHELL_REQUEST_FAILED);
}
_bShellOpen = true;
}
int main(int argc, char ** argv)
{
int inputChannel, outputChannel;
clientState state;
//char msg[2048];
//u_int16_t length;
/* Mandatory arguments */
if( !argv[1] || !argv[2] || !argv[3] || !argv[4] ) {
fprintf(stderr,"client [server->client fifo] [client->server fifo] [password file] [username]\n");
exit(1);
}
/* Create connection with the server */
fprintf(stderr,"Create connection...\n");
outputChannel = openChannel(argv[2]);
inputChannel = openChannel(argv[1]);
if(askConnection(inputChannel , outputChannel) == -1) //handshake error
{
fprintf(stderr , "handshake falied \n");
state = CLOSING;
}
else
{
fprintf(stderr , "handshake succeded \n");
state = CLOSING;
}
switch(state){
case HANDSHAKE : break;//call authenication
case AUTHENTICATED : break; //call for key exchange
case COMMUNICATION : break; //communication
case CLOSING :
closeConnection(inputChannel , outputChannel);
break;
default : break;
}
return 0;
}
int openFifo(const char * pathname){
/* Recreate the FIFO in pathname */
unlink(pathname);
if(mkfifo(pathname,0600) < 0 ) {
perror("mkfifo()");
return -1;
}
/* Open the channel */
return (openChannel(pathname));
}
std::string SSH::execute(const std::string& command)
{
_logger->trace("Executing SSH command: %s", command);
int rc;
char buffer[1024];
int nbytes;
memset(buffer, 0, 1024);
if (_ssh == NULL)
{
_logger->debug("Initializing SSH");
_ssh = ssh_new();
}
if (_ssh == NULL) {
throw SubutaiException("Failed to start SSH session");
}
if (!_bChanOpen)
{
rc = openChannel();
if (rc != E_NOERR)
{
_logger->error("Couldn't open SSH channel: %d", rc);
return "";
}
}
_logger->trace("Starting SSH command execution");
rc = ssh_channel_request_exec(_channel, command.c_str());
if (rc != SSH_OK) {
closeChannel();
throw SSHException("Failed to execute SSH command", SSHErrorCode::E_CMD_EXEC_FAILED);
}
_logger->trace("Reading from channel");
nbytes = ssh_channel_read(_channel, buffer, sizeof(buffer), 0);
std::string pBuffer("");
while (nbytes > 0)
{
pBuffer.append(buffer);
nbytes = ssh_channel_read(_channel, buffer, sizeof(buffer), 0);
}
if (nbytes < 0)
{
closeChannel();
throw SSHException("Output channel is empty", SSHErrorCode::E_EMPTY_OUTPUT_CHAN);
}
closeChannel();
_logger->debug("SSH Execution output: %s", pBuffer);
return Poco::trim(pBuffer);
}
BOOL SendTestFrames( FT_HANDLE ftHandle )
{
CANMsg msg;
if ( !openChannel( ftHandle, 6 ) ) {
printf("Failed to open channel\n");
return FALSE;
}
// Send extended frame
msg.flags = CANMSG_EXTENDED;
msg.id = 0x123456;
msg.len = 2;
msg.data[0] = 1;
msg.data[1] = 2;
if ( !sendFrame( ftHandle, &msg ) ) {
printf("Failed to send frame\n");
return FALSE;
}
// Send standard frame
msg.flags = 0;
msg.id = 0x123;
msg.len = 2;
msg.data[0] = 1;
msg.data[1] = 2;
if ( !sendFrame( ftHandle, &msg ) ) {
printf("Failed to send frame\n");
return FALSE;
}
FT_Purge( ftHandle, FT_PURGE_TX );
if ( !closeChannel( ftHandle ) ) {
printf("Failed to close channel\n");
return FALSE;
}
return TRUE;
}
BOOL GetTestFrames( FT_HANDLE ftHandle )
{
gnReceivedFrames = 0;
if ( !openChannel( ftHandle, 6 ) ) {
printf("Failed to open channel\n");
return FALSE;
}
printf("Waiting to receive five frames (ctrl-c to abort)...\n");
while ( gnReceivedFrames < 5 ) {
readFrame( ftHandle );
}
if ( !closeChannel( ftHandle ) ) {
printf("Failed to close channel\n");
return FALSE;
}
return TRUE;
}
AMQPExchange::AMQPExchange(amqp_connection_state_t * cnn, int channelNum) {
this->cnn = cnn;
this->channelNum = channelNum;
openChannel();
}
void QProcessPrivate::startProcess()
{
Q_Q(QProcess);
bool success = false;
if (pid) {
CloseHandle(pid->hThread);
CloseHandle(pid->hProcess);
delete pid;
pid = 0;
}
pid = new PROCESS_INFORMATION;
memset(pid, 0, sizeof(PROCESS_INFORMATION));
q->setProcessState(QProcess::Starting);
if (!openChannel(stdinChannel) ||
!openChannel(stdoutChannel) ||
!openChannel(stderrChannel))
return;
QString args = qt_create_commandline(program, arguments);
QByteArray envlist;
if (environment.d.constData())
envlist = qt_create_environment(environment.d.constData()->hash);
if (!nativeArguments.isEmpty()) {
if (!args.isEmpty())
args += QLatin1Char(' ');
args += nativeArguments;
}
#if defined QPROCESS_DEBUG
qDebug("Creating process");
qDebug(" program : [%s]", program.toLatin1().constData());
qDebug(" args : %s", args.toLatin1().constData());
qDebug(" pass environment : %s", environment.isEmpty() ? "no" : "yes");
#endif
// We cannot unconditionally set the CREATE_NO_WINDOW flag, because this
// will render the stdout/stderr handles connected to a console useless
// (this typically affects ForwardedChannels mode).
// However, we also do not want console tools launched from a GUI app to
// create new console windows (behavior consistent with UNIX).
DWORD dwCreationFlags = (GetConsoleWindow() ? 0 : CREATE_NO_WINDOW);
dwCreationFlags |= CREATE_UNICODE_ENVIRONMENT;
STARTUPINFOW startupInfo = { sizeof( STARTUPINFO ), 0, 0, 0,
(ulong)CW_USEDEFAULT, (ulong)CW_USEDEFAULT,
(ulong)CW_USEDEFAULT, (ulong)CW_USEDEFAULT,
0, 0, 0,
STARTF_USESTDHANDLES,
0, 0, 0,
stdinChannel.pipe[0], stdoutChannel.pipe[1], stderrChannel.pipe[1]
};
success = CreateProcess(0, (wchar_t*)args.utf16(),
0, 0, TRUE, dwCreationFlags,
environment.isEmpty() ? 0 : envlist.data(),
workingDirectory.isEmpty() ? 0 : (wchar_t*)QDir::toNativeSeparators(workingDirectory).utf16(),
&startupInfo, pid);
if (!success) {
// Capture the error string before we do CloseHandle below
q->setErrorString(QProcess::tr("Process failed to start: %1").arg(qt_error_string()));
}
if (stdinChannel.pipe[0] != INVALID_Q_PIPE) {
CloseHandle(stdinChannel.pipe[0]);
stdinChannel.pipe[0] = INVALID_Q_PIPE;
}
if (stdoutChannel.pipe[1] != INVALID_Q_PIPE) {
CloseHandle(stdoutChannel.pipe[1]);
stdoutChannel.pipe[1] = INVALID_Q_PIPE;
}
if (stderrChannel.pipe[1] != INVALID_Q_PIPE) {
CloseHandle(stderrChannel.pipe[1]);
stderrChannel.pipe[1] = INVALID_Q_PIPE;
}
if (!success) {
cleanup();
processError = QProcess::FailedToStart;
emit q->error(processError);
q->setProcessState(QProcess::NotRunning);
return;
}
q->setProcessState(QProcess::Running);
// User can call kill()/terminate() from the stateChanged() slot
// so check before proceeding
if (!pid)
return;
if (threadData->hasEventDispatcher()) {
processFinishedNotifier = new QWinEventNotifier(pid->hProcess, q);
QObject::connect(processFinishedNotifier, SIGNAL(activated(HANDLE)), q, SLOT(_q_processDied()));
processFinishedNotifier->setEnabled(true);
notifier = new QTimer(q);
QObject::connect(notifier, SIGNAL(timeout()), q, SLOT(_q_notified()));
notifier->start(NOTIFYTIMEOUT);
}
_q_startupNotification();
}
// Channel operations
ssh_channel
SSHClient::openChannel()
{
// GNASH_REPORT_FUNCTION;
return openChannel(_session);
}
