Differential D21617 Diff 59251 src/util/externalcommandhelper.cpp

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src/util/externalcommandhelper.cpp

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14	* You should have received a copy of the GNU General Public License *	14		* You should have received a copy of the GNU General Public License *
15	* along with this program. If not, see <http://www.gnu.org/licenses/>.*	15		* along with this program. If not, see <http://www.gnu.org/licenses/>.*
16	*************************************************************************/	16		*************************************************************************/
17		17
18	#include "externalcommandhelper.h"	18		#include "externalcommandhelper.h"
19	#include "externalcommand_whitelist.h"	19		#include "externalcommand_whitelist.h"
20		20
21	#include <QtDBus>	21		#include <QtDBus>
		22		#include <QCoreApplication>
22	#include <QDebug>	23		#include <QDebug>
23	#include <QFile>	24		#include <QFile>
24	#include <QString>	25		#include <QString>
25	#include <QTime>	26		#include <QTime>
26	#include <QVariant>	27		#include <QVariant>
27		28
28	#include <KLocalizedString>	29		#include <KLocalizedString>
29		30
		31		#include <PolkitQt1/Authority>
		32
		33		using namespace PolkitQt1;
		34
30	/** Initialize ExternalCommandHelper Daemon and prepare DBus interface	35		/** Initialize ExternalCommandHelper Daemon and prepare DBus interface
31	*	36		*
32	* KAuth helper runs in the background until application exits.	37		* KAuth helper runs in the background until application exits.
33	* To avoid forever running helper in case of application crash	38		* To avoid forever running helper in case of application crash
34	* ExternalCommand class opens a DBus service that we monitor for changes.	39		* ExternalCommand class opens a DBus service that we monitor for changes.
35	* If helper is not busy then it exits when the client services gets	40		* If helper is not busy then it exits when the client services gets
36	* unregistered. Otherwise,	41		* unregistered. Otherwise,
37	* we wait for the current job to finish before exiting, so even in case	42		* we wait for the current job to finish before exiting, so even in case
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271	void ExternalCommandHelper::exit()	276		void ExternalCommandHelper::exit()
272	{	277		{
273	m_loop->exit();	278		m_loop->exit();
274		279
275	QDBusConnection::systemBus().unregisterObject(QStringLiteral("/Helper"));	280		QDBusConnection::systemBus().unregisterObject(QStringLiteral("/Helper"));
276	QDBusConnection::systemBus().unregisterService(QStringLiteral("org.kde.kpmcore.helperinterface"));	281		QDBusConnection::systemBus().unregisterService(QStringLiteral("org.kde.kpmcore.helperinterface"));
277	}	282		}
278		283
		284		bool ExternalCommandHelper::authorize(const QString &actionId, const Subject &subject,
			cjlcarvalhoUnsubmitted Not Done How is this method going to be called? cjlcarvalho: How is this method going to be called?
			shubhamAuthorUnsubmitted Not Done I may cal this from startHelper(), I am not sure. What are your suggestions? shubham: I may cal this from startHelper(), I am not sure. What are your suggestions?
		285		const Authority::AuthorizationFlags flags)
		286		{
		287		qDebug() << "Authorizing actions through ExternalCommand Helper";
		288
		289		const Authority::Result result = Authority::instance()->checkAuthorizationSync(actionId, subject, flags);
		290		//SystemBusNameSubject subject(message().service());
		291
		292		if (result == Authority::Yes) {
		293		qDebug() << "Subject is authorized to perform previliged tasks. You can proceed further now";
		294		return true;
		295		} else {
		296		qDebug() << "Subject was unable to authorize itself. Can not proceed further";
		297		qApp->quit();
		298		return false;
		299		}
		300
		301		emit actionAuthorized();
		302		}
		303
279	void ExternalCommandHelper::onReadOutput()	304		void ExternalCommandHelper::onReadOutput()
280	{	305		{
281	/* const QByteArray s = cmd.readAllStandardOutput();	306		/* const QByteArray s = cmd.readAllStandardOutput();
282		307
283	if(output.length() > 1010241024) { // prevent memory overflow for badly corrupted file systems	308		if(output.length() > 1010241024) { // prevent memory overflow for badly corrupted file systems
284	if (report())	309		if (report())
285	report()->line() << xi18nc("@info:status", "(Command is printing too much output)");	310		report()->line() << xi18nc("@info:status", "(Command is printing too much output)");
286	return;	311		return;
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