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caffyBoot/BerrybootGUI2.0/iscsidialog.cpp

113 lines
3.7 KiB
C++

/* Berryboot -- iSCSI settings dialog
*
* Copyright (c) 2012, Floris Bos
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "iscsidialog.h"
#include "ui_iscsidialog.h"
#include "networksettingsdialog.h"
#include <QProgressDialog>
#include <QApplication>
#include <QFile>
#include <QProcess>
#include <QMessageBox>
#include <QPushButton>
#include <QTimer>
iSCSIDialog::iSCSIDialog(Installer *i, QWidget *parent) :
QDialog(parent),
ui(new Ui::iSCSIDialog),
_i(i)
{
ui->setupUi(this);
ui->targetEdit->setFocus();
QPushButton *button = new QPushButton(QIcon(":/icons/server.png"), tr("Network settings"), this);
connect(button, SIGNAL(clicked()), this, SLOT(onNetworkSettings()));
ui->buttonBox->addButton(button, QDialogButtonBox::ActionRole);
}
iSCSIDialog::~iSCSIDialog()
{
delete ui;
}
void iSCSIDialog::accept()
{
if ( ui->initiatorEdit->text().isEmpty() || ui->targetEdit->text().isEmpty() || ui->serverEdit->text().isEmpty() )
{
QMessageBox::critical(this, tr("Error"), tr("Fill in all required fields"), QMessageBox::Close);
return;
}
QProgressDialog qpd(tr("Loading iSCSI drivers..."), QString(),0,0, this);
qpd.show();
QApplication::processEvents();
if (!QFile::exists("/sys/module/iscsi_tcp"))
{
_i->prepareDrivers();
QProcess::execute("/sbin/modprobe iscsi_tcp");
}
qpd.setLabelText(tr("Connecting to iSCSI server..."));
QProcess proc;
QTimer timer;
timer.setSingleShot(true);
connect(&proc, SIGNAL(finished(int)), &qpd, SLOT(close()));
connect(&timer, SIGNAL(timeout()), &proc, SLOT(kill()));
// TODO: properly escape characters
QString cmd = "/sbin/iscsistart -i \""+ui->initiatorEdit->text()+"\""+" -g 1 -t \""+ui->targetEdit->text()+"\" -a \""+ui->serverEdit->text()+"\"";
if ( !ui->passEdit->text().isEmpty() )
cmd += " -u \""+ui->userEdit->text()+"\" -w \""+ui->passEdit->text()+"\"";
proc.start(cmd);
timer.start(5000);
while (proc.state() != proc.NotRunning)
qpd.exec();
if (proc.exitCode() != 0 || !timer.isActive())
{
timer.stop();
QMessageBox::critical(this, tr("Error"), tr("Error connecting to target. Check settings"), QMessageBox::Close);
return;
}
timer.stop();
QFile f("/boot/iscsi.sh");
f.open(f.WriteOnly);
f.write(cmd.toLatin1());
f.close();
QDialog::accept();
}
void iSCSIDialog::onNetworkSettings()
{
NetworkSettingsDialog ns(_i, this);
ns.exec();
}