forked from qt-creator/qt-creator
debugger/remote linux: add dialog to start gdbserver on the device
Change-Id: I57ddfa17a7c51a9347b0d81205c1679c6398d126 Reviewed-on: http://codereview.qt-project.org/5383 Reviewed-by: hjk <qthjk@ovi.com>
This commit is contained in:
hjk
hjk
229
src/plugins/remotelinux/startgdbserverdialog.cpp
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229
src/plugins/remotelinux/startgdbserverdialog.cpp
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#include "startgdbserverdialog.h"
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#include "ui_startgdbserverdialog.h"
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#include "remotelinuxprocesslist.h"
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#include "linuxdeviceconfiguration.h"
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#include "linuxdeviceconfigurations.h"
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#include "remotelinuxusedportsgatherer.h"
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#include "portlist.h"
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#include <utils/ssh/sshconnection.h>
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#include <utils/ssh/sshremoteprocessrunner.h>
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#include <utils/qtcassert.h>
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#include <QtGui/QMessageBox>
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#include <QtGui/QSortFilterProxyModel>
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#include <QtGui/QComboBox>
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namespace RemoteLinux {
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namespace Internal {
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class StartGdbServerDialogPrivate
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{
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public:
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StartGdbServerDialogPrivate()
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: processList(0)
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{}
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LinuxDeviceConfiguration::ConstPtr currentDevice() const
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{
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LinuxDeviceConfigurations *devices = LinuxDeviceConfigurations::instance();
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return devices->deviceAt(ui.deviceComboBox->currentIndex());
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}
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AbstractRemoteLinuxProcessList *processList;
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QSortFilterProxyModel proxyModel;
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Ui::StartGdbServerDialog ui;
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RemoteLinuxUsedPortsGatherer gatherer;
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Utils::SshRemoteProcessRunner::Ptr runner;
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};
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} // namespace Internal
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StartGdbServerDialog::StartGdbServerDialog(QWidget *parent) :
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QDialog(parent),
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d(new Internal::StartGdbServerDialogPrivate)
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{
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LinuxDeviceConfigurations *devices = LinuxDeviceConfigurations::instance();
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d->ui.setupUi(this);
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d->ui.deviceComboBox->setModel(devices);
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connect(&d->gatherer, SIGNAL(error(QString)), SLOT(portGathererError(QString)));
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connect(&d->gatherer, SIGNAL(portListReady()), SLOT(portListReady()));
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if (devices->rowCount() == 0) {
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d->ui.tableView->setEnabled(false);
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} else {
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d->ui.tableView->setSelectionBehavior(QAbstractItemView::SelectRows);
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d->proxyModel.setDynamicSortFilter(true);
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d->proxyModel.setFilterKeyColumn(1);
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d->ui.tableView->setModel(&d->proxyModel);
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connect(d->ui.processFilterLineEdit, SIGNAL(textChanged(QString)),
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&d->proxyModel, SLOT(setFilterRegExp(QString)));
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connect(d->ui.tableView->selectionModel(),
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SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
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SLOT(handleSelectionChanged()));
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connect(d->ui.updateListButton, SIGNAL(clicked()),
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SLOT(updateProcessList()));
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connect(d->ui.attachProcessButton, SIGNAL(clicked()), SLOT(attachToProcess()));
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connect(&d->proxyModel, SIGNAL(layoutChanged()),
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SLOT(handleProcessListUpdated()));
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connect(d->ui.deviceComboBox, SIGNAL(currentIndexChanged(int)),
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SLOT(attachToDevice(int)));
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handleSelectionChanged();
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attachToDevice(0);
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}
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}
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StartGdbServerDialog::~StartGdbServerDialog()
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{
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delete d->processList;
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delete d;
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}
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void StartGdbServerDialog::attachToDevice(int index)
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{
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LinuxDeviceConfigurations *devices = LinuxDeviceConfigurations::instance();
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delete d->processList;
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d->processList = new GenericRemoteLinuxProcessList(devices->deviceAt(index));
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d->proxyModel.setSourceModel(d->processList);
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connect(d->processList, SIGNAL(error(QString)),
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SLOT(handleRemoteError(QString)));
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connect(d->processList, SIGNAL(modelReset()),
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SLOT(handleProcessListUpdated()));
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connect(d->processList, SIGNAL(processKilled()),
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SLOT(handleProcessKilled()), Qt::QueuedConnection);
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updateProcessList();
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}
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void StartGdbServerDialog::handleRemoteError(const QString &errorMsg)
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{
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QMessageBox::critical(this, tr("Remote Error"), errorMsg);
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d->ui.updateListButton->setEnabled(true);
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handleSelectionChanged();
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}
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void StartGdbServerDialog::handleProcessListUpdated()
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{
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d->ui.updateListButton->setEnabled(true);
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d->ui.tableView->resizeRowsToContents();
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handleSelectionChanged();
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}
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void StartGdbServerDialog::updateProcessList()
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{
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d->ui.updateListButton->setEnabled(false);
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d->ui.attachProcessButton->setEnabled(false);
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d->processList->update();
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}
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void StartGdbServerDialog::attachToProcess()
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{
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const QModelIndexList &indexes =
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d->ui.tableView->selectionModel()->selectedIndexes();
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if (indexes.empty())
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return;
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d->ui.updateListButton->setEnabled(false);
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d->ui.attachProcessButton->setEnabled(false);
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LinuxDeviceConfiguration::ConstPtr device = d->currentDevice();
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PortList ports = device->freePorts();
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const int port = d->gatherer.getNextFreePort(&ports);
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const int row = d->proxyModel.mapToSource(indexes.first()).row();
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QTC_ASSERT(row >= 0, processAborted(); return);
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const int pid = d->processList->pidAt(row);
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if (port == -1) {
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emit processAborted();
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} else {
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emit pidSelected(pid);
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emit portSelected(pid);
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startGdbServerOnPort(port, pid);
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}
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}
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void StartGdbServerDialog::handleProcessKilled()
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{
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updateProcessList();
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}
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void StartGdbServerDialog::handleSelectionChanged()
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{
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d->ui.attachProcessButton->setEnabled(d->ui.tableView->selectionModel()->hasSelection());
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}
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void StartGdbServerDialog::portGathererError(const QString &text)
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{
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d->ui.textBrowser->append(tr("Could not retrieve list of free ports:"));
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d->ui.textBrowser->append(text);
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emit processAborted();
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}
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void StartGdbServerDialog::portListReady()
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{
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d->ui.updateListButton->setEnabled(true);
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d->ui.attachProcessButton->setEnabled(true);
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}
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void StartGdbServerDialog::startGdbServer()
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{
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LinuxDeviceConfiguration::ConstPtr device = d->currentDevice();
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d->gatherer.start(Utils::SshConnection::create(device->sshParameters()), device);
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}
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void StartGdbServerDialog::handleConnectionError()
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{
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d->ui.textBrowser->append(tr("Connection error: %1")
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.arg(d->runner->connection()->errorString()));
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emit processAborted();
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}
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void StartGdbServerDialog::handleProcessStarted()
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{
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d->ui.textBrowser->append(tr("Starting gdbserver..."));
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}
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void StartGdbServerDialog::handleProcessOutputAvailable(const QByteArray &ba)
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{
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d->ui.textBrowser->append(QString::fromUtf8(ba.trimmed()));
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}
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void StartGdbServerDialog::handleProcessErrorOutput(const QByteArray &ba)
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{
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d->ui.textBrowser->append(QString::fromUtf8(ba.trimmed()));
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// "Attached; pid = 16740"
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// "Listening on port 10000"
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int pos = ba.indexOf("Listening on port");
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if (pos != -1) {
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int port = ba.mid(pos + 18).toInt();
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d->ui.textBrowser->append(tr("Port %1 is now accessible.").arg(port));
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emit portOpened(port);
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}
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}
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void StartGdbServerDialog::handleProcessClosed(int status)
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{
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d->ui.textBrowser->append(tr("Process gdbserver finished. Status: %1").arg(status));
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}
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void StartGdbServerDialog::startGdbServerOnPort(int port, int pid)
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{
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LinuxDeviceConfiguration::ConstPtr device = d->currentDevice();
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d->runner = Utils::SshRemoteProcessRunner::create(device->sshParameters());
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connect(d->runner.data(), SIGNAL(connectionError(Utils::SshError)),
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SLOT(handleConnectionError()));
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connect(d->runner.data(), SIGNAL(processStarted()),
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SLOT(handleProcessStarted()));
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connect(d->runner.data(), SIGNAL(processOutputAvailable(QByteArray)),
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SLOT(handleProcessOutputAvailable(QByteArray)));
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connect(d->runner.data(), SIGNAL(processErrorOutputAvailable(QByteArray)),
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SLOT(handleProcessErrorOutput(QByteArray)));
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connect(d->runner.data(), SIGNAL(processClosed(int)),
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SLOT(handleProcessClosed(int)));
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QByteArray cmd = "/usr/bin/gdbserver --attach localhost:"
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+ QByteArray::number(port) + " " + QByteArray::number(pid);
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d->runner->run(cmd);
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}
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} // namespace RemoteLinux
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