407 lines
14 KiB
C++
407 lines
14 KiB
C++
/* === This file is part of Calamares - <https://github.com/calamares> ===
|
|
*
|
|
* Copyright 2014-2017, Teo Mrnjavac <teo@kde.org>
|
|
* Copyright 2017-2018, 2020, Adriaan de Groot <groot@kde.org>
|
|
* Copyright 2017, Gabriel Craciunescu <crazy@frugalware.org>
|
|
* Copyright 2019, Collabora Ltd <arnaud.ferraris@collabora.com>
|
|
*
|
|
* Calamares 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 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "GeneralRequirements.h"
|
|
|
|
#include "CheckerContainer.h"
|
|
#include "partman_devices.h"
|
|
|
|
#include "Settings.h"
|
|
#include "modulesystem/Requirement.h"
|
|
#include "network/Manager.h"
|
|
#include "utils/CalamaresUtilsGui.h"
|
|
#include "utils/CalamaresUtilsSystem.h"
|
|
#include "utils/Logger.h"
|
|
#include "utils/Retranslator.h"
|
|
#include "utils/Units.h"
|
|
#include "utils/Variant.h"
|
|
#include "widgets/WaitingWidget.h"
|
|
|
|
#include "GlobalStorage.h"
|
|
#include "JobQueue.h"
|
|
|
|
#include <QDBusConnection>
|
|
#include <QDBusInterface>
|
|
#include <QDir>
|
|
#include <QFile>
|
|
#include <QFileInfo>
|
|
#include <QGuiApplication>
|
|
#include <QScreen>
|
|
|
|
#include <unistd.h> //geteuid
|
|
|
|
GeneralRequirements::GeneralRequirements( QObject* parent )
|
|
: QObject( parent )
|
|
, m_requiredStorageGiB( -1 )
|
|
, m_requiredRamGiB( -1 )
|
|
{
|
|
}
|
|
|
|
static QSize
|
|
biggestSingleScreen()
|
|
{
|
|
QSize s;
|
|
for ( const auto* screen : QGuiApplication::screens() )
|
|
{
|
|
QSize thisScreen = screen->availableSize();
|
|
if ( !s.isValid() || ( s.width() * s.height() < thisScreen.width() * thisScreen.height() ) )
|
|
{
|
|
s = thisScreen;
|
|
}
|
|
}
|
|
return s;
|
|
}
|
|
|
|
Calamares::RequirementsList
|
|
GeneralRequirements::checkRequirements()
|
|
{
|
|
QSize availableSize = biggestSingleScreen();
|
|
|
|
bool enoughStorage = false;
|
|
bool enoughRam = false;
|
|
bool hasPower = false;
|
|
bool hasInternet = false;
|
|
bool isRoot = false;
|
|
bool enoughScreen = availableSize.isValid() && ( availableSize.width() >= CalamaresUtils::windowMinimumWidth )
|
|
&& ( availableSize.height() >= CalamaresUtils::windowMinimumHeight );
|
|
|
|
qint64 requiredStorageB = CalamaresUtils::GiBtoBytes( m_requiredStorageGiB );
|
|
cDebug() << "Need at least storage bytes:" << requiredStorageB;
|
|
if ( m_entriesToCheck.contains( "storage" ) )
|
|
{
|
|
enoughStorage = checkEnoughStorage( requiredStorageB );
|
|
}
|
|
|
|
qint64 requiredRamB = CalamaresUtils::GiBtoBytes( m_requiredRamGiB );
|
|
cDebug() << "Need at least ram bytes:" << requiredRamB;
|
|
if ( m_entriesToCheck.contains( "ram" ) )
|
|
{
|
|
enoughRam = checkEnoughRam( requiredRamB );
|
|
}
|
|
|
|
if ( m_entriesToCheck.contains( "power" ) )
|
|
{
|
|
hasPower = checkHasPower();
|
|
}
|
|
|
|
if ( m_entriesToCheck.contains( "internet" ) )
|
|
{
|
|
hasInternet = checkHasInternet();
|
|
}
|
|
|
|
if ( m_entriesToCheck.contains( "root" ) )
|
|
{
|
|
isRoot = checkIsRoot();
|
|
}
|
|
|
|
using TR = Logger::DebugRow< const char*, bool >;
|
|
cDebug() << "GeneralRequirements output:" << TR( "enoughStorage", enoughStorage ) << TR( "enoughRam", enoughRam )
|
|
<< TR( "hasPower", hasPower ) << TR( "hasInternet", hasInternet ) << TR( "isRoot", isRoot );
|
|
|
|
Calamares::RequirementsList checkEntries;
|
|
foreach ( const QString& entry, m_entriesToCheck )
|
|
{
|
|
if ( entry == "storage" )
|
|
{
|
|
checkEntries.append(
|
|
{ entry,
|
|
[ req = m_requiredStorageGiB ] {
|
|
return tr( "has at least %1 GiB available drive space" ).arg( req );
|
|
},
|
|
[ req = m_requiredStorageGiB ] {
|
|
return tr( "There is not enough drive space. At least %1 GiB is required." ).arg( req );
|
|
},
|
|
enoughStorage,
|
|
m_entriesToRequire.contains( entry ) } );
|
|
}
|
|
else if ( entry == "ram" )
|
|
{
|
|
checkEntries.append(
|
|
{ entry,
|
|
[ req = m_requiredRamGiB ] { return tr( "has at least %1 GiB working memory" ).arg( req ); },
|
|
[ req = m_requiredRamGiB ] {
|
|
return tr( "The system does not have enough working memory. At least %1 GiB is required." )
|
|
.arg( req );
|
|
},
|
|
enoughRam,
|
|
m_entriesToRequire.contains( entry ) } );
|
|
}
|
|
else if ( entry == "power" )
|
|
{
|
|
checkEntries.append( { entry,
|
|
[] { return tr( "is plugged in to a power source" ); },
|
|
[] { return tr( "The system is not plugged in to a power source." ); },
|
|
hasPower,
|
|
m_entriesToRequire.contains( entry ) } );
|
|
}
|
|
else if ( entry == "internet" )
|
|
{
|
|
checkEntries.append( { entry,
|
|
[] { return tr( "is connected to the Internet" ); },
|
|
[] { return tr( "The system is not connected to the Internet." ); },
|
|
hasInternet,
|
|
m_entriesToRequire.contains( entry ) } );
|
|
}
|
|
else if ( entry == "root" )
|
|
{
|
|
checkEntries.append( { entry,
|
|
[] { return tr( "is running the installer as an administrator (root)" ); },
|
|
[] {
|
|
return Calamares::Settings::instance()->isSetupMode()
|
|
? tr( "The setup program is not running with administrator rights." )
|
|
: tr( "The installer is not running with administrator rights." );
|
|
},
|
|
isRoot,
|
|
m_entriesToRequire.contains( entry ) } );
|
|
}
|
|
else if ( entry == "screen" )
|
|
{
|
|
checkEntries.append( { entry,
|
|
[] { return tr( "has a screen large enough to show the whole installer" ); },
|
|
[] {
|
|
return Calamares::Settings::instance()->isSetupMode()
|
|
? tr( "The screen is too small to display the setup program." )
|
|
: tr( "The screen is too small to display the installer." );
|
|
},
|
|
enoughScreen,
|
|
false } );
|
|
}
|
|
}
|
|
return checkEntries;
|
|
}
|
|
|
|
|
|
void
|
|
GeneralRequirements::setConfigurationMap( const QVariantMap& configurationMap )
|
|
{
|
|
bool incompleteConfiguration = false;
|
|
|
|
if ( configurationMap.contains( "check" ) && configurationMap.value( "check" ).type() == QVariant::List )
|
|
{
|
|
m_entriesToCheck.clear();
|
|
m_entriesToCheck.append( configurationMap.value( "check" ).toStringList() );
|
|
}
|
|
else
|
|
{
|
|
cWarning() << "GeneralRequirements entry 'check' is incomplete.";
|
|
incompleteConfiguration = true;
|
|
}
|
|
|
|
if ( configurationMap.contains( "required" ) && configurationMap.value( "required" ).type() == QVariant::List )
|
|
{
|
|
m_entriesToRequire.clear();
|
|
m_entriesToRequire.append( configurationMap.value( "required" ).toStringList() );
|
|
}
|
|
else
|
|
{
|
|
cWarning() << "GeneralRequirements entry 'required' is incomplete.";
|
|
incompleteConfiguration = true;
|
|
}
|
|
|
|
#ifdef WITHOUT_LIBPARTED
|
|
if ( m_entriesToCheck.contains( "storage" ) || m_entriesToRequire.contains( "storage" ) )
|
|
{
|
|
// Warn, but also drop the required bit because otherwise installation
|
|
// will be impossible (because the check always returns false).
|
|
cWarning() << "GeneralRequirements checks 'storage' but libparted is disabled.";
|
|
m_entriesToCheck.removeAll( "storage" );
|
|
m_entriesToRequire.removeAll( "storage" );
|
|
}
|
|
#endif
|
|
|
|
// Help out with consistency, but don't fix
|
|
for ( const auto& r : m_entriesToRequire )
|
|
if ( !m_entriesToCheck.contains( r ) )
|
|
{
|
|
cWarning() << "GeneralRequirements requires" << r << "but does not check it.";
|
|
}
|
|
|
|
if ( configurationMap.contains( "requiredStorage" )
|
|
&& ( configurationMap.value( "requiredStorage" ).type() == QVariant::Double
|
|
|| configurationMap.value( "requiredStorage" ).type() == QVariant::LongLong ) )
|
|
{
|
|
bool ok = false;
|
|
m_requiredStorageGiB = configurationMap.value( "requiredStorage" ).toDouble( &ok );
|
|
if ( !ok )
|
|
{
|
|
cWarning() << "GeneralRequirements entry 'requiredStorage' is invalid.";
|
|
m_requiredStorageGiB = 3.;
|
|
}
|
|
|
|
Calamares::JobQueue::instance()->globalStorage()->insert( "requiredStorageGiB", m_requiredStorageGiB );
|
|
}
|
|
else
|
|
{
|
|
cWarning() << "GeneralRequirements entry 'requiredStorage' is missing.";
|
|
m_requiredStorageGiB = 3.;
|
|
incompleteConfiguration = true;
|
|
}
|
|
|
|
if ( configurationMap.contains( "requiredRam" )
|
|
&& ( configurationMap.value( "requiredRam" ).type() == QVariant::Double
|
|
|| configurationMap.value( "requiredRam" ).type() == QVariant::LongLong ) )
|
|
{
|
|
bool ok = false;
|
|
m_requiredRamGiB = configurationMap.value( "requiredRam" ).toDouble( &ok );
|
|
if ( !ok )
|
|
{
|
|
cWarning() << "GeneralRequirements entry 'requiredRam' is invalid.";
|
|
m_requiredRamGiB = 1.;
|
|
incompleteConfiguration = true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
cWarning() << "GeneralRequirements entry 'requiredRam' is missing.";
|
|
m_requiredRamGiB = 1.;
|
|
incompleteConfiguration = true;
|
|
}
|
|
|
|
QUrl checkInternetUrl;
|
|
QString checkInternetSetting = CalamaresUtils::getString( configurationMap, "internetCheckUrl" );
|
|
if ( !checkInternetSetting.isEmpty() )
|
|
{
|
|
checkInternetUrl = QUrl( checkInternetSetting.trimmed() );
|
|
if ( !checkInternetUrl.isValid() )
|
|
{
|
|
cWarning() << "GeneralRequirements entry 'internetCheckUrl' is invalid in welcome.conf"
|
|
<< checkInternetSetting << "reverting to default (http://example.com).";
|
|
checkInternetUrl = QUrl( "http://example.com" );
|
|
incompleteConfiguration = true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
cWarning() << "GeneralRequirements entry 'internetCheckUrl' is undefined in welcome.conf,"
|
|
"reverting to default (http://example.com).";
|
|
checkInternetUrl = "http://example.com";
|
|
incompleteConfiguration = true;
|
|
}
|
|
if ( checkInternetUrl.isValid() )
|
|
{
|
|
CalamaresUtils::Network::Manager::instance().setCheckHasInternetUrl( checkInternetUrl );
|
|
}
|
|
|
|
if ( incompleteConfiguration )
|
|
{
|
|
cWarning() << "GeneralRequirements configuration map:" << Logger::DebugMap( configurationMap );
|
|
}
|
|
}
|
|
|
|
|
|
bool
|
|
GeneralRequirements::checkEnoughStorage( qint64 requiredSpace )
|
|
{
|
|
#ifdef WITHOUT_LIBPARTED
|
|
Q_UNUSED( requiredSpace )
|
|
cWarning() << "GeneralRequirements is configured without libparted.";
|
|
return false;
|
|
#else
|
|
return check_big_enough( requiredSpace );
|
|
#endif
|
|
}
|
|
|
|
|
|
bool
|
|
GeneralRequirements::checkEnoughRam( qint64 requiredRam )
|
|
{
|
|
// Ignore the guesstimate-factor; we get an under-estimate
|
|
// which is probably the usable RAM for programs.
|
|
quint64 availableRam = CalamaresUtils::System::instance()->getTotalMemoryB().first;
|
|
return availableRam >= requiredRam * 0.95; // because MemTotal is variable
|
|
}
|
|
|
|
|
|
bool
|
|
GeneralRequirements::checkBatteryExists()
|
|
{
|
|
const QFileInfo basePath( "/sys/class/power_supply" );
|
|
|
|
if ( !( basePath.exists() && basePath.isDir() ) )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
QDir baseDir( basePath.absoluteFilePath() );
|
|
const auto entries = baseDir.entryList( QDir::AllDirs | QDir::Readable | QDir::NoDotAndDotDot );
|
|
for ( const auto& item : entries )
|
|
{
|
|
QFileInfo typePath( baseDir.absoluteFilePath( QString( "%1/type" ).arg( item ) ) );
|
|
QFile typeFile( typePath.absoluteFilePath() );
|
|
if ( typeFile.open( QIODevice::ReadOnly | QIODevice::Text ) )
|
|
{
|
|
if ( typeFile.readAll().startsWith( "Battery" ) )
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
bool
|
|
GeneralRequirements::checkHasPower()
|
|
{
|
|
const QString UPOWER_SVC_NAME( "org.freedesktop.UPower" );
|
|
const QString UPOWER_INTF_NAME( "org.freedesktop.UPower" );
|
|
const QString UPOWER_PATH( "/org/freedesktop/UPower" );
|
|
|
|
if ( !checkBatteryExists() )
|
|
{
|
|
return true;
|
|
}
|
|
|
|
cDebug() << "A battery exists, checking for mains power.";
|
|
QDBusInterface upowerIntf( UPOWER_SVC_NAME, UPOWER_PATH, UPOWER_INTF_NAME, QDBusConnection::systemBus() );
|
|
|
|
bool onBattery = upowerIntf.property( "OnBattery" ).toBool();
|
|
|
|
if ( !upowerIntf.isValid() )
|
|
{
|
|
// We can't talk to upower but we're obviously up and running
|
|
// so I guess we got that going for us, which is nice...
|
|
return true;
|
|
}
|
|
|
|
// If a battery exists but we're not using it, means we got mains
|
|
// power.
|
|
return !onBattery;
|
|
}
|
|
|
|
|
|
bool
|
|
GeneralRequirements::checkHasInternet()
|
|
{
|
|
auto& nam = CalamaresUtils::Network::Manager::instance();
|
|
bool hasInternet = nam.checkHasInternet();
|
|
Calamares::JobQueue::instance()->globalStorage()->insert( "hasInternet", hasInternet );
|
|
return hasInternet;
|
|
}
|
|
|
|
|
|
bool
|
|
GeneralRequirements::checkIsRoot()
|
|
{
|
|
return !geteuid();
|
|
}
|