calamares/src/libcalamares/utils/CommandList.cpp
2018-01-15 08:41:24 -05:00

121 lines
3.7 KiB
C++

/* === This file is part of Calamares - <https://github.com/calamares> ===
*
* Copyright 2018, Adriaan de Groot <groot@kde.org>
*
* 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 "CommandList.h"
#include "GlobalStorage.h"
#include "JobQueue.h"
#include "utils/CalamaresUtilsSystem.h"
#include "utils/Logger.h"
#include <QVariantList>
static QStringList get_variant_stringlist( const QVariantList& l )
{
QStringList retl;
unsigned int c = 0;
for ( const auto& v : l )
{
if ( v.type() == QVariant::String )
retl.append( v.toString() );
else
cDebug() << "WARNING Bad CommandList element" << c << v.type() << v;
++c;
}
return retl;
}
namespace CalamaresUtils
{
CommandList::CommandList( bool doChroot )
: m_doChroot( doChroot )
{
}
CommandList::CommandList::CommandList( const QVariant& v, bool doChroot )
: CommandList( doChroot )
{
if ( v.type() == QVariant::List )
{
const auto v_list = v.toList();
if ( v_list.count() )
append( get_variant_stringlist( v_list ) );
else
cDebug() << "WARNING: Empty CommandList";
}
else if ( v.type() == QVariant::String )
append( v.toString() );
else
cDebug() << "WARNING: CommandList does not understand variant" << v.type();
}
CommandList::~CommandList()
{
}
Calamares::JobResult CommandList::run( const QObject* parent )
{
System::RunLocation location = m_doChroot ? System::RunLocation::RunInTarget : System::RunLocation::RunInHost;
/* Figure out the replacement for @@ROOT@@ */
QString root = QStringLiteral( "/" );
Calamares::GlobalStorage* gs = Calamares::JobQueue::instance()->globalStorage();
if ( location == System::RunLocation::RunInTarget )
{
if ( !gs || !gs->contains( "rootMountPoint" ) )
{
cDebug() << "ERROR: No rootMountPoint defined.";
return Calamares::JobResult::error( parent->tr( "Could not run command." ),
parent->tr( "No rootMountPoint is defined, so command cannot be run in the target environment." ) );
}
root = gs->value( "rootMountPoint" ).toString();
}
for ( CommandList::const_iterator i = cbegin(); i != cend(); ++i )
{
QString processed_cmd = *i;
processed_cmd.replace( "@@ROOT@@", root ); // FIXME?
bool suppress_result = false;
if ( processed_cmd.startsWith( '-' ) )
{
suppress_result = true;
processed_cmd.remove( 0, 1 ); // Drop the - // FIXME?
}
QStringList shell_cmd { "/bin/sh", "-c" };
shell_cmd << processed_cmd;
ProcessResult r = System::runCommand(
location, shell_cmd, QString(), QString(), 10 );
if ( r.getExitCode() != 0 )
{
if ( suppress_result )
cDebug() << "Error code" << r.getExitCode() << "ignored by CommandList configuration.";
else
return r.explainProcess( parent, processed_cmd, 10 );
}
}
return Calamares::JobResult::ok();
}
} // namespace