114 lines
5.7 KiB
C++
114 lines
5.7 KiB
C++
/****************************************************************************
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Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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****************************************************************************/
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#include <kcmdlineargs.h>
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#include <kapplication.h>
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#include <kmessagebox.h>
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#include <KDE/KIcon>
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#include <KDE/KLocalizedString>
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#include <kauth.h>
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#include <kdebug.h>
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#include <unistd.h>
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#include <QProcess>
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// TODO: remove with Qt 5, only for HTML escaping the caption
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#include <QTextDocument>
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#include <QWidget>
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#include <signal.h>
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#include <errno.h>
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#include <xcb/xcb.h>
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int main(int argc, char* argv[])
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{
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KCmdLineArgs::init(argc, argv, "kwin_killer_helper", "kwin", ki18n("Window Manager"), "1.0" ,
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ki18n("KWin helper utility"));
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KCmdLineOptions options;
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options.add("pid <pid>", ki18n("PID of the application to terminate"));
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options.add("hostname <hostname>", ki18n("Hostname on which the application is running"));
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options.add("windowname <caption>", ki18n("Caption of the window to be terminated"));
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options.add("applicationname <name>", ki18n("Name of the application to be terminated"));
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options.add("wid <id>", ki18n("ID of resource belonging to the application"));
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options.add("timestamp <time>", ki18n("Time of user action causing termination"));
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KCmdLineArgs::addCmdLineOptions(options);
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KApplication app;
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KApplication::setWindowIcon(KIcon(QStringLiteral("kwin")));
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KCmdLineArgs* args = KCmdLineArgs::parsedArgs();
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QString hostname = args->getOption("hostname");
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bool pid_ok = false;
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pid_t pid = QString(args->getOption("pid")).toULong(&pid_ok);
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QString caption = args->getOption("windowname");
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QString appname = args->getOption("applicationname");
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bool id_ok = false;
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xcb_window_t id = QString(args->getOption("wid")).toULong(&id_ok);
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bool time_ok = false;
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xcb_timestamp_t timestamp = QString(args->getOption("timestamp")).toULong(&time_ok);
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args->clear();
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if (!pid_ok || pid == 0 || !id_ok || id == XCB_WINDOW_NONE || !time_ok || timestamp == XCB_TIME_CURRENT_TIME
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|| hostname.isEmpty() || caption.isEmpty() || appname.isEmpty()) {
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KCmdLineArgs::usageError(i18n("This helper utility is not supposed to be called directly."));
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return 1;
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}
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bool isLocal = hostname == QStringLiteral("localhost");
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caption = Qt::escape(caption);
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appname = Qt::escape(appname);
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hostname = Qt::escape(hostname);
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QString pidString = QString::number(pid); // format pid ourself as it does not make sense to format an ID according to locale settings
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QString question = i18nc("@info", "<b>Application \"%1\" is not responding</b>", appname);
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question += isLocal
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? i18nc("@info", "<para>You tried to close window \"%1\" from application \"%2\" (Process ID: %3) but the application is not responding.</para>",
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caption, appname, pidString)
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: i18nc("@info", "<para>You tried to close window \"%1\" from application \"%2\" (Process ID: %3), running on host \"%4\", but the application is not responding.</para>",
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caption, appname, pidString, hostname);
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question += i18nc("@info",
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"<para>Do you want to terminate this application?</para>"
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"<para><warning>Terminating the application will close all of its child windows. Any unsaved data will be lost.</warning></para>"
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);
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KGuiItem continueButton = KGuiItem(i18n("&Terminate Application %1", appname), QStringLiteral("edit-bomb"));
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KGuiItem cancelButton = KGuiItem(i18n("Wait Longer"), QStringLiteral("chronometer"));
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app.updateUserTimestamp(timestamp);
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if (KMessageBox::warningContinueCancel(QWidget::find(id), question, QString(), continueButton, cancelButton) == KMessageBox::Continue) {
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if (!isLocal) {
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QStringList lst;
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lst << hostname << QStringLiteral("kill") << QString::number(pid);
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QProcess::startDetached(QStringLiteral("xon"), lst);
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} else {
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if (::kill(pid, SIGKILL) && errno == EPERM) {
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KAuth::Action killer(QStringLiteral("org.kde.ksysguard.processlisthelper.sendsignal"));
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killer.setHelperId(QStringLiteral("org.kde.ksysguard.processlisthelper"));
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killer.addArgument(QStringLiteral("pid0"), pid);
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killer.addArgument(QStringLiteral("pidcount"), 1);
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killer.addArgument(QStringLiteral("signal"), SIGKILL);
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if (killer.isValid()) {
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kDebug(1212) << "Using KAuth to kill pid: " << pid;
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killer.execute();
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} else {
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kDebug(1212) << "KWin process killer action not valid";
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}
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}
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}
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}
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}
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