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- Passing parameters between qBT instances in a better way (socket)

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This commit is contained in:
Christophe Dumez 2006-12-05 00:27:00 +00:00
parent b54c4ae028
commit 92277992d3
3 changed files with 37 additions and 118 deletions
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73
src/main.cpp
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@ -53,66 +53,31 @@ int main(int argc, char *argv[]){
if(putenv("QBITTORRENT="VERSION)){
std::cerr << "Couldn't set environment variable...\n";
}
// Buggy with Qt 4.1.2 : should try with another version
//Check if there is another instance running
// QTcpSocket *tcpSocket= new QTcpSocket();
// tcpSocket->connectToHost(QHostAddress::LocalHost, 1666);
// if (tcpSocket->waitForConnected(1000)){
// std::cout << "Another qBittorrent instance is already running...\n";
// // Send parameters
// if(argc > 1){
// QByteArray block;
// QDataStream out(&block, QIODevice::WriteOnly);
// out.setVersion(QDataStream::Qt_4_0);
// out << (quint16)0;
// std::cout << "deb size: " << block.data() << '\n';
// for(int i=1;i<argc;++i){
// out << QString(argv[i]);
// std::cout << QString(argv[i]).toStdString() << '\n';
// }
// std::cout << "writting: " << block.data() << '\n';
// out.device()->seek(0);
// std::cout << "size: " << block.size() << '\n';
// out << (quint16)(block.size() - sizeof(quint16));
// tcpSocket->write(block);
// std::cout << "written: " << block.data() << '\n';
// tcpSocket->waitForConnected(5000);
// tcpSocket->disconnectFromHost();
// std::cout << "disconnected\n";
// sleep(5);
// }
// tcpSocket->close();
// delete tcpSocket;
// return 0;
// }
// Check if another instance is running
QTcpSocket tcpSocket;
tcpSocket.connectToHost(QHostAddress::LocalHost, 1666);
if (tcpSocket.waitForConnected(1000)){
qDebug("Another qBittorrent instance is already running...");
// Write params to a temporary file
QFile paramsFile(QDir::tempPath()+QDir::separator()+"qBT-params.txt");
int count = 0;
while(paramsFile.exists() && count <10){
// If file exists, then the other instance is already reading params
// We wait...
SleeperThread::msleep(1000);
++count;
std::cout << "Another qBittorrent instance is already running...\n";
// Send parameters
if(argc > 1){
QStringList params;
for(int i=1;i<argc;++i){
params << QString(argv[i]);
std::cout << QString(argv[i]).toStdString() << '\n';
}
QByteArray block = params.join("\n").toUtf8();
std::cout << "writting: " << block.data() << '\n';
std::cout << "size: " << block.size() << '\n';
uint val = tcpSocket.write(block);
if(tcpSocket.waitForBytesWritten(5000)){
std::cout << "written(" <<val<<"): " << block.data() << '\n';
}else{
std::cerr << "Writing to the socket timed out\n";
}
tcpSocket.disconnectFromHost();
std::cout << "disconnected\n";
}
paramsFile.remove();
// Write params to the file
if (!paramsFile.open(QIODevice::WriteOnly | QIODevice::Text)){
std:: cerr << "could not pass parameters\n";
return 1;
}
qDebug("Passing parameters");
for(int i=1;i<argc;++i){
paramsFile.write(QByteArray(argv[i]).append("\n"));
}
paramsFile.close();
tcpSocket.disconnectFromHost();
tcpSocket.close();
qDebug("exiting");
return 0;
}
QApplication app(argc, argv);