added restarter project (code wcreated to restart critical services on server without root access)

1 files changed, 204 insertions, 0 deletions

diff --git a/client/mainwindow.cpp b/client/mainwindow.cpp
new file mode 100644
index 0000000..c6aa5cc
--- /dev/null
+++ b/client/mainwindow.cpp
@@ -0,0 +1,204 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+
+MainWindow::MainWindow(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::MainWindow)
+{
+    ui->setupUi(this);
+#ifdef MINIMAL
+    ui->halt->hide();
+    ui->reboot->hide();
+    ui->reboot->hide();
+    ui->restart_cups->hide();
+    ui->restart_ppp->hide();
+    ui->state_lbl->hide();
+    this->setFixedSize(ui->restart_vbox_btn->geometry().width() +17, ui->restart_vbox_btn->geometry().height() +17);
+#else
+    this->setFixedSize(this->size());
+#endif
+    ui->state_lbl->setText(" ");
+}
+
+QSslSocket *MainWindow::get_socket()
+{
+    QSslSocket *s = new QSslSocket;
+    QFile in(":/res/ca.crt");
+    in.open(QIODevice::ReadOnly);
+    QByteArray buf = in.readAll();
+    in.close();
+    QList<QSslCertificate> ca_list;
+    ca_list.push_back(QSslCertificate(buf));
+    s->setCaCertificates(ca_list);
+    in.setFileName(":/res/client.crt");
+    in.open(QIODevice::ReadOnly);
+    buf = in.readAll();
+    in.close();
+    QSslCertificate c(buf);
+    s->setLocalCertificate(c);
+    in.setFileName(":/res/client.key");
+    in.open(QIODevice::ReadOnly);
+    buf = in.readAll();
+    QSslKey key(buf, QSsl::Rsa);
+    s->setPrivateKey(key);
+    s->setPeerVerifyMode(QSslSocket::VerifyPeer);
+    s->setProtocol(QSsl::SslV3);
+    connect(s, SIGNAL(peerVerifyError(QSslError)), this, SLOT(ssl_verify_error_handler(QSslError)));
+
+    return s;
+}
+
+void MainWindow::ssl_verify_error_handler(const QSslError error)
+{
+    switch(error.error())
+    {
+    case QSslError::InvalidCaCertificate: case QSslError::NoPeerCertificate: case QSslError::UnspecifiedError:
+    case QSslError::AuthorityIssuerSerialNumberMismatch:
+        ui->state_lbl->setText(QString::fromUtf8("Ошибка соединения !"));
+        sock->abort();
+        return;
+    default:
+        break;
+    }
+    sock->ignoreSslErrors();
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
+
+void MainWindow::enable_buttons(bool enable)
+{
+    ui->restart_vbox_btn->setEnabled(enable);
+    ui->reboot->setEnabled(enable);
+    ui->halt->setEnabled(enable);
+    ui->restart_cups->setEnabled(enable);
+    ui->restart_ppp->setEnabled(enable);
+    ui->restart_vbox_btn->setEnabled(enable);
+}
+
+
+void MainWindow::on_restart_vbox_btn_clicked()
+{
+    ui->state_lbl->setText(QString::fromUtf8("Подготовка.."));
+    sock = get_socket();
+    ui->state_lbl->setText(QString::fromUtf8("Соединение.."));
+    sock->connectToHostEncrypted(host, 1313);
+    connect(sock, SIGNAL(encrypted()), SLOT(restart_vbox_sock_connected()));
+    connect(sock, SIGNAL(disconnected()), SLOT(disconnected()));
+}
+
+void MainWindow::restart_vbox_sock_connected()
+{
+    ui->state_lbl->setText(QString::fromUtf8("Выполнение.."));
+    enable_buttons(false);
+    sock->write("restart vbox\0");
+}
+void MainWindow::reboot()
+{
+    ui->state_lbl->setText(QString::fromUtf8("Выполнение.."));
+    enable_buttons(false);
+    sock->write("reboot now\0");
+}
+
+void MainWindow::halt()
+{
+    ui->state_lbl->setText(QString::fromUtf8("Выполнение.."));
+    enable_buttons(false);
+    sock->write("halt now\0");
+}
+
+void MainWindow::restart_cups()
+{
+    ui->state_lbl->setText(QString::fromUtf8("Выполнение.."));
+    enable_buttons(false);
+    sock->write("restart cups\0");
+}
+
+void MainWindow::restart_ppp()
+{
+    ui->state_lbl->setText(QString::fromUtf8("Выполнение.."));
+    enable_buttons(false);
+    sock->write("restart ppp\0");
+}
+
+
+void MainWindow::disconnected()
+{
+    enable_buttons(true);
+    ui->state_lbl->setText(QString::fromUtf8(" "));
+    sock->deleteLater();
+}
+
+void MainWindow::on_reboot_clicked()
+{
+#ifndef MINIMAL
+    QMessageBox msg;
+    msg.setText(QString::fromUtf8("Вы видели куда ткнули ?"));
+    msg.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+    if(msg.exec() == QMessageBox::Yes)
+    {
+        QMessageBox msg;
+        msg.setText(QString::fromUtf8("Уверены что хотите перезагрузить сервер ?"));
+        msg.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+        if(msg.exec() == QMessageBox::Yes)
+        {
+            ui->state_lbl->setText(QString::fromUtf8("Подготовка.."));
+            sock = get_socket();
+            ui->state_lbl->setText(QString::fromUtf8("Соединение.."));
+            sock->connectToHostEncrypted(host, 1313);
+            connect(sock, SIGNAL(encrypted()), SLOT(reboot()));
+            connect(sock, SIGNAL(disconnected()), SLOT(disconnected()));
+        }
+    }
+#endif
+}
+
+void MainWindow::on_halt_clicked()
+{
+#ifndef MINIMAL
+    QMessageBox msg;
+    msg.setText(QString::fromUtf8("Вы видели куда ткнули ?"));
+    msg.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+    if(msg.exec() == QMessageBox::Yes)
+    {
+        QMessageBox msg;
+        msg.setText(QString::fromUtf8("Уверены что хотите выключить сервер ?"));
+        msg.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+        if(msg.exec() == QMessageBox::Yes)
+        {
+            ui->state_lbl->setText(QString::fromUtf8("Подготовка.."));
+            sock = get_socket();
+            ui->state_lbl->setText(QString::fromUtf8("Соединение.."));
+            sock->connectToHostEncrypted(host, 1313);
+            connect(sock, SIGNAL(encrypted()), SLOT(halt()));
+            connect(sock, SIGNAL(disconnected()), SLOT(disconnected()));
+        }
+    }
+#endif
+}
+
+void MainWindow::on_restart_cups_clicked()
+{
+#ifndef MINIMAL
+    ui->state_lbl->setText(QString::fromUtf8("Подготовка.."));
+    sock = get_socket();
+    ui->state_lbl->setText(QString::fromUtf8("Соединение.."));
+    sock->connectToHostEncrypted(host, 1313);
+    connect(sock, SIGNAL(encrypted()), SLOT(restart_cups()));
+    connect(sock, SIGNAL(disconnected()), SLOT(disconnected()));
+#endif
+}
+
+void MainWindow::on_restart_ppp_clicked()
+{
+#ifndef MINIMAL
+    ui->state_lbl->setText(QString::fromUtf8("Подготовка.."));
+    sock = get_socket();
+    ui->state_lbl->setText(QString::fromUtf8("Соединение.."));
+    sock->connectToHostEncrypted(host, 1313);
+    connect(sock, SIGNAL(encrypted()), SLOT(restart_ppp()));
+    connect(sock, SIGNAL(disconnected()), SLOT(disconnected()));
+#endif
+}