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tdenetwork/lanbrowsing/kcmlisa/kcmlisa.cpp

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/*
* kcmlisa.cpp
*
* Copyright (c) 2000,2001 Alexander Neundorf <neundorf@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "kcmlisa.h"
#include "findnic.h"
#include "setupwizard.h"
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <pwd.h>
#include <time.h>
#include <qtooltip.h>
#include <qfile.h>
#include <qspinbox.h>
#include <qcheckbox.h>
#include <qpushbutton.h>
#include <qgrid.h>
#include <qvbuttongroup.h>
#include <kapplication.h>
#include <kprocess.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <keditlistbox.h>
#include <krestrictedline.h>
#include <kdialogbase.h>
#include <ktempfile.h>
#include <kdebug.h>
LisaSettings::LisaSettings(const QString& config, QWidget *parent)
: KCModule(parent, "kcmlanbrowser")
,m_config(config,false,true)
,m_wizard(0)
,m_configFilename(config)
,m_changed(false)
{
QVBoxLayout *layout = new QVBoxLayout(this, KDialog::marginHint(), KDialog::spacingHint());
layout->setAutoAdd(true);
QWidget *dummy(0);
QVButtonGroup *gb=new QVButtonGroup(i18n("Tell LISa Daemon How to Search for Hosts"),this);
gb->setInsideSpacing(10);
m_useNmblookup=new QCheckBox(i18n("Send &NetBIOS broadcasts using nmblookup"), gb);
QToolTip::add(m_useNmblookup,i18n("Only hosts running SMB servers will answer"));
m_sendPings=new QCheckBox(i18n("Send &pings (ICMP echo packets)"), gb);
QToolTip::add(m_sendPings,i18n("All hosts running TCP/IP will answer"));
QHBox *hbox=new QHBox(gb);
hbox->setSpacing(10);
dummy=new QWidget(hbox);
dummy->setMinimumWidth(10);
QLabel *label=new QLabel(i18n("To these &IP addresses:"),hbox);
QString comment = i18n("Enter all ranges to scan, using the format '192.168.0.1/255.255.255.0;10.0.0.1;255.0.0.0'");
QToolTip::add(label,comment);
m_pingAddresses=new KRestrictedLine(hbox,"a","0123456789.-/;");
QToolTip::add(m_pingAddresses, comment);
label->setBuddy(m_pingAddresses);
QGrid *addressesGrid = new QGrid(2, Qt::Horizontal, this);
addressesGrid->setSpacing(10);
layout->setStretchFactor(addressesGrid,0);
label=new QLabel(i18n("&Broadcast network address:"),addressesGrid);
comment=i18n("Your network address/subnet mask (e.g. 192.168.0.0/255.255.255.0;)");
QToolTip::add(label, comment);
m_broadcastNetwork=new KRestrictedLine(addressesGrid,"a","0123456789./;");
QToolTip::add(m_broadcastNetwork,comment);
label->setBuddy(m_broadcastNetwork);
label=new QLabel(i18n("&Trusted IP addresses:"),addressesGrid);
comment = i18n("Usually your network address/subnet mask (e.g. 192.168.0.0/255.255.255.0;)");
QToolTip::add(label, comment);
m_allowedAddresses=new KRestrictedLine(addressesGrid,"a","0123456789./;");
QToolTip::add(m_allowedAddresses, comment);
label->setBuddy(m_allowedAddresses);
dummy=new QWidget(this);
layout->setStretchFactor(dummy,10);
hbox = new QHBox(this);
hbox->setSpacing(10);
// m_autoSetup=new QPushButton(i18n("&Guided LISa Setup..."),hbox);
m_autoSetup=new QPushButton(i18n("Setup Wizard..."),hbox);
m_autoSetup->setFixedWidth( m_autoSetup->sizeHint().width() );
m_suggestSettings=new QPushButton(i18n("&Suggest Settings"),hbox);
new QWidget(hbox);
m_advancedSettingsButton=new QPushButton(i18n("Ad&vanced Settings..."),hbox);
m_lisaAdvancedDlg=new KDialogBase(0,0,true,i18n("Advanced Settings for LISa"),KDialogBase::Close, KDialogBase::Close);
connect(m_advancedSettingsButton,SIGNAL(clicked()),m_lisaAdvancedDlg,SLOT(show()));
QVBox *vbox=m_lisaAdvancedDlg->makeVBoxMainWidget();
m_pingNames=new KEditListBox(i18n("&Additionally Check These Hosts"),vbox,"a",false, KEditListBox::Add|KEditListBox::Remove);
m_pingNames->setMinimumHeight(180);
QToolTip::add(m_pingNames,i18n("The hosts listed here will be pinged"));
dummy=new QWidget(vbox);
dummy->setMinimumHeight(10);
m_deliverUnnamedHosts=new QCheckBox(i18n("Show &hosts without DNS names"),vbox);
QGrid *advGrid = new QGrid(2, Qt::Horizontal, vbox);
advGrid->setSpacing(10);
label=new QLabel(i18n("Host list update interval:"),advGrid);
QToolTip::add(label,i18n("Search hosts after this number of seconds"));
m_updatePeriod=new QSpinBox(30,1800,10,advGrid);
m_updatePeriod->setSuffix(i18n(" sec"));
QToolTip::add(m_updatePeriod,i18n("Search hosts after this number of seconds"));
m_secondScan=new QCheckBox(i18n("Always check twice for hosts when searching"),advGrid);
new QWidget(advGrid);
label=new QLabel(i18n("Wait for replies from hosts after first scan:"),advGrid);
QToolTip::add(label,i18n("How long to wait for replies to the ICMP echo requests from hosts"));
m_firstWait=new QSpinBox(10,1000,50,advGrid);
m_firstWait->setSuffix(i18n(" ms"));
QToolTip::add(m_firstWait,i18n("How long to wait for replies to the ICMP echo requests from hosts"));
label=new QLabel(i18n("Wait for replies from hosts after second scan:"),advGrid);
QToolTip::add(label,i18n("How long to wait for replies to the ICMP echo requests from hosts"));
m_secondWait=new QSpinBox(0,1000,50,advGrid);
m_secondWait->setSuffix(i18n(" ms"));
QToolTip::add(m_secondWait,i18n("How long to wait for replies to the ICMP echo requests from hosts"));
label=new QLabel(i18n("Max. number of ping packets to send at once:"),advGrid);
m_maxPingsAtOnce=new QSpinBox(8,1024,5,advGrid);
dummy=new QWidget(advGrid);
dummy->setMinimumHeight(10);
connect(m_secondScan,SIGNAL(toggled(bool)),m_secondWait,SLOT(setEnabled(bool)));
connect(m_sendPings,SIGNAL(toggled(bool)),m_pingAddresses,SLOT(setEnabled(bool)));
connect(m_pingAddresses,SIGNAL(textChanged(const QString&)),this,SIGNAL(changed()));
connect(m_allowedAddresses,SIGNAL(textChanged(const QString&)),this,SIGNAL(changed()));
connect(m_broadcastNetwork,SIGNAL(textChanged(const QString&)),this,SIGNAL(changed()));
connect(m_pingAddresses,SIGNAL(returnPressed()),this,SIGNAL(changed()));
connect(m_allowedAddresses,SIGNAL(returnPressed()),this,SIGNAL(changed()));
connect(m_broadcastNetwork,SIGNAL(returnPressed()),this,SIGNAL(changed()));
connect(m_sendPings,SIGNAL(toggled(bool)),this,SIGNAL(changed()));
connect(m_firstWait,SIGNAL(valueChanged(int)),this,SIGNAL(changed()));
connect(m_secondWait,SIGNAL(valueChanged(int)),this,SIGNAL(changed()));
connect(m_maxPingsAtOnce,SIGNAL(valueChanged(int)),this,SIGNAL(changed()));
connect(m_secondScan,SIGNAL(toggled(bool)),this,SIGNAL(changed()));
connect(m_deliverUnnamedHosts,SIGNAL(toggled(bool)),this,SIGNAL(changed()));
connect(m_updatePeriod,SIGNAL(valueChanged(int)),this,SIGNAL(changed()));
connect(m_pingNames,SIGNAL(changed()),this,SIGNAL(changed()));
connect(m_useNmblookup,SIGNAL(toggled(bool)),this,SIGNAL(changed()));
connect(m_autoSetup,SIGNAL(clicked()),this,SLOT(autoSetup()));
connect(m_suggestSettings,SIGNAL(clicked()),this,SLOT(suggestSettings()));
connect(this, SIGNAL(changed()), SLOT(slotChanged()));
}
void LisaSettings::load()
{
int secondWait=m_config.readNumEntry("SecondWait",-1);
if (secondWait<0)
{
m_secondWait->setValue(300);
m_secondScan->setChecked(FALSE);
m_secondWait->setEnabled(FALSE);
}
else
{
m_secondWait->setValue(secondWait*10);
m_secondScan->setChecked(TRUE);
m_secondWait->setEnabled(TRUE);
}
m_deliverUnnamedHosts->setChecked(m_config.readNumEntry("DeliverUnnamedHosts",0));
m_firstWait->setValue(m_config.readNumEntry("FirstWait",30)*10);
m_maxPingsAtOnce->setValue(m_config.readNumEntry("MaxPingsAtOnce",256));
m_updatePeriod->setValue(m_config.readNumEntry("UpdatePeriod",300));
m_pingAddresses->setText(m_config.readEntry("PingAddresses","192.168.0.0/255.255.255.0;192.168.100.0-192.168.100.254"));
m_sendPings->setChecked(!m_pingAddresses->text().isEmpty());
m_allowedAddresses->setText(m_config.readEntry("AllowedAddresses","192.168.0.0/255.255.255.0"));
m_broadcastNetwork->setText(m_config.readEntry("BroadcastNetwork","192.168.0.0/255.255.255.0"));
m_pingNames->clear();
m_pingNames->insertStringList(m_config.readListEntry("PingNames",';'));
int i=m_config.readNumEntry("SearchUsingNmblookup",1);
m_useNmblookup->setChecked(i!=0);
m_changed = false;
}
void LisaSettings::save()
{
if (!m_changed) return;
if ( getuid()==0)
{
if (m_secondScan->isChecked())
m_config.writeEntry("SecondWait",(m_secondWait->value()+5)/10);
else
m_config.writeEntry("SecondWait",-1);
if (m_useNmblookup->isChecked())
m_config.writeEntry("SearchUsingNmblookup",1);
else
m_config.writeEntry("SearchUsingNmblookup",0);
if (m_deliverUnnamedHosts->isChecked())
m_config.writeEntry("DeliverUnnamedHosts",1);
else
m_config.writeEntry("DeliverUnnamedHosts",0);
m_config.writeEntry("FirstWait",(m_firstWait->value()+5)/10);
m_config.writeEntry("MaxPingsAtOnce",m_maxPingsAtOnce->value());
m_config.writeEntry("UpdatePeriod",m_updatePeriod->value());
m_config.writeEntry("PingAddresses",m_sendPings->isChecked()?m_pingAddresses->text():"");
m_config.writeEntry("AllowedAddresses",m_allowedAddresses->text());
m_config.writeEntry("BroadcastNetwork",m_broadcastNetwork->text());
QStringList writeStuff;
for (int i=0; i<m_pingNames->count(); i++)
writeStuff.append(m_pingNames->text(i));
m_config.writeEntry("PingNames",writeStuff,';');
m_config.sync();
chmod(QFile::encodeName(m_configFilename),S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
}
else
{
//ok, now it gets harder
//we are not root but we want to write into /etc ....
//any idea how to do it better ?
KTempFile tmp;
if (tmp.status() == 0 && tmp.textStream())
{
m_tmpFilename = tmp.name();
QTextStream &confStream = *(tmp.textStream());
if (m_secondScan->isChecked())
confStream<<"SecondWait = "<<(m_secondWait->value()+5)/10<<"\n";
else
confStream<<"SecondWait = -1\n";
if (m_useNmblookup->isChecked())
confStream<<"SearchUsingNmblookup = 1\n";
else
confStream<<"SearchUsingNmblookup = 0\n";
if (m_deliverUnnamedHosts->isChecked())
confStream<<"DeliverUnnamedHosts = 1\n";
else
confStream<<"DeliverUnnamedHosts = 0\n";
confStream<<"FirstWait = "<< (m_firstWait->value()+5)/10 <<"\n";
confStream<<"MaxPingsAtOnce = "<<m_maxPingsAtOnce->value()<<"\n";
confStream<<"UpdatePeriod = "<<m_updatePeriod->value()<<"\n";
confStream<<"PingAddresses = "<<m_pingAddresses->text().latin1()<<"\n";
confStream<<"AllowedAddresses = "<<m_allowedAddresses->text().latin1()<<"\n";
confStream<<"BroadcastNetwork = "<<m_broadcastNetwork->text().latin1()<<"\n";
QString writeStuff;
for (int i=0; i<m_pingNames->count(); i++)
writeStuff=writeStuff+m_pingNames->text(i).latin1()+";";
confStream<<"PingNames = "<<writeStuff.latin1()<<"\n";
tmp.close();
QString suCommand=QString("cp '%1' '%2'; chmod 644 '%3'; rm -f '%4'").arg(m_tmpFilename).arg(m_configFilename).arg(m_configFilename).arg(m_tmpFilename);
KProcess *proc = new KProcess();
connect(proc, SIGNAL(processExited(KProcess *)), this, SLOT(saveDone(KProcess *)));
*proc<<"kdesu"<<"-c"<<suCommand;
KApplication::setOverrideCursor(Qt::waitCursor);
setEnabled(false);
if ( !proc->start() )
delete proc;
}
else
KMessageBox::sorry(0,i18n("Saving the results to %1 failed.").arg(m_configFilename));
}
}
void LisaSettings::suggestSettings()
{
NICList *nics=findNICs();
if (nics->count()==0)
{
KMessageBox::sorry(0,i18n("No network interface cards found."));
delete nics;
return;
}
MyNIC *nic=nics->first();
LisaConfigInfo lci;
suggestSettingsForNic(nic,lci);
m_pingAddresses->setText(lci.pingAddresses);
m_sendPings->setChecked(!m_pingAddresses->text().isEmpty());
m_broadcastNetwork->setText(lci.broadcastNetwork);
m_allowedAddresses->setText(lci.allowedAddresses);
m_secondWait->setValue(lci.secondWait*10);
m_secondScan->setChecked(lci.secondScan);
m_secondWait->setEnabled(lci.secondScan);
m_firstWait->setValue(lci.firstWait*10);
m_maxPingsAtOnce->setValue(lci.maxPingsAtOnce);
m_updatePeriod->setValue(lci.updatePeriod);
m_useNmblookup->setChecked(lci.useNmblookup);
m_deliverUnnamedHosts->setChecked(lci.unnamedHosts);
if (nics->count()>1)
{
QString msg(i18n("You have more than one network interface installed.<br>"
"Please make sure the suggested settings are correct.<br>"
"<br>The following interfaces were found:<br><br>"));
//not that easy to handle
for (MyNIC* tmp=nics->first(); tmp!=0; tmp=nics->next())
{
msg+="<b>"+tmp->name+": </b>"+tmp->addr+"/"+tmp->netmask+";<br>";
}
KMessageBox::information(0,QString("<html>%1</html>").arg(msg));
}
emit changed();
delete nics;
}
void LisaSettings::autoSetup()
{
LisaConfigInfo lci;
if (m_wizard==0)
m_wizard=new SetupWizard(this,&lci);
else
m_wizard->clearAll();
int result=m_wizard->exec();
if (result!=QDialog::Accepted)
return;
m_pingAddresses->setText(lci.pingAddresses);
m_sendPings->setChecked(!m_pingAddresses->text().isEmpty());
m_broadcastNetwork->setText(lci.broadcastNetwork);
m_allowedAddresses->setText(lci.allowedAddresses);
m_secondWait->setValue(lci.secondWait*10);
m_secondScan->setChecked(lci.secondScan);
m_secondWait->setEnabled(lci.secondScan);
m_firstWait->setValue(lci.firstWait*10);
m_maxPingsAtOnce->setValue(lci.maxPingsAtOnce);
m_updatePeriod->setValue(lci.updatePeriod);
m_useNmblookup->setChecked(lci.useNmblookup);
m_deliverUnnamedHosts->setChecked(lci.unnamedHosts);
emit changed();
return;
}
void LisaSettings::saveDone(KProcess *proc)
{
unlink(QFile::encodeName(m_tmpFilename));
KApplication::restoreOverrideCursor();
setEnabled(true);
KMessageBox::information(0,i18n("The configuration has been saved to /etc/lisarc.\n"
"Make sure that the LISa daemon is started,\n e.g. using an init script when booting.\n"
"You can find examples and documentation at http://lisa-home.sourceforge.net ."));
delete(proc);
}
void LisaSettings::slotChanged()
{
m_changed = true;
}
#include "kcmlisa.moc"
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