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/* wkspublishjob.cpp
Copyright (c) 2016 by Bundesamt für Sicherheit in der Informationstechnik
Software engineering by Intevation GmbH
QGpgME 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.
QGpgME 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.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
In addition, as a special exception, the copyright holders give
permission to link the code of this program with any edition of
the Qt library by Trolltech AS, Norway (or with modified versions
of Qt that use the same license as Qt), and distribute linked
combinations including the two. You must obey the GNU General
Public License in all respects for all of the code used other than
Qt. If you modify this file, you may extend this exception to
your version of the file, but you are not obligated to do so. If
you do not wish to do so, delete this exception statement from
your version.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "qgpgmewkspublishjob.h"
#include "context.h"
#include "key.h"
#include "util.h"
#include <QFileInfo>
#include <QDir>
#include <QProcess>
/* Timeout for the WKS Processes will be 5 Minutes as
* they can involve pinentry questions. */
#define TIMEOUT_VALUE (5*60*1000)
using namespace QGpgME;
using namespace GpgME;
QGpgMEWKSPublishJob::QGpgMEWKSPublishJob(Context *context)
: mixin_type(context)
{
lateInitialization();
}
QGpgMEWKSPublishJob::~QGpgMEWKSPublishJob() {}
static QString getWKSClient()
{
auto libexecdir = QString::fromLocal8Bit(dirInfo("libexecdir"));
if (libexecdir.isEmpty()) {
return QString();
}
const QFileInfo fi(QDir(libexecdir).absoluteFilePath(QStringLiteral("gpg-wks-client")));
if (fi.exists() && fi.isExecutable()) {
return fi.absoluteFilePath();
}
return QString();
}
static QGpgMEWKSPublishJob::result_type check_worker(const QString &mail)
{
if (mail.isEmpty()) {
return std::make_tuple (Error(make_error(GPG_ERR_INV_ARG)),
QByteArray(), QByteArray(), QString(), Error());
}
const auto wksPath = getWKSClient();
if (wksPath.isEmpty()) {
return std::make_tuple (Error(make_error(GPG_ERR_NOT_SUPPORTED)),
QByteArray(), QByteArray(), QString(), Error());
}
/* QProcess instead of engine_spawn because engine_spawn does not communicate
* the return value of the process and we are in qt anyway. */
QProcess proc;
proc.setProgram(wksPath);
proc.setArguments(QStringList() << QStringLiteral("--supported") << mail);
proc.start();
if (!proc.waitForStarted()) {
return std::make_tuple (Error(make_error(GPG_ERR_NOT_SUPPORTED)),
QByteArray(), QByteArray(), QString(), Error());
}
if (!proc.waitForFinished(TIMEOUT_VALUE)) {
return std::make_tuple (Error(make_error(GPG_ERR_TIMEOUT)),
QByteArray(), QByteArray(), QString(), Error());
}
if (proc.exitStatus() == QProcess::NormalExit && proc.exitCode() == 0) {
return std::make_tuple (Error(), QByteArray(), QByteArray(), QString(), Error());
}
return std::make_tuple (Error(make_error(GPG_ERR_NOT_ENABLED)),
QByteArray(), QByteArray(), QString(), Error());
}
static QGpgMEWKSPublishJob::result_type create_worker(const char *fpr, const QString &mail)
{
if (mail.isEmpty() || !fpr) {
return std::make_tuple (Error(make_error(GPG_ERR_INV_ARG)),
QByteArray(), QByteArray(), QString(), Error());
}
const auto wksPath = getWKSClient();
if (wksPath.isEmpty()) {
return std::make_tuple (Error(make_error(GPG_ERR_NOT_SUPPORTED)),
QByteArray(), QByteArray(), QString(), Error());
}
QProcess proc;
proc.setProgram(wksPath);
proc.setArguments(QStringList() << QStringLiteral("--create")
<< QLatin1String(fpr)
<< mail);
proc.start();
if (!proc.waitForStarted()) {
return std::make_tuple (Error(make_error(GPG_ERR_NOT_SUPPORTED)),
QByteArray(), QByteArray(), QString(), Error());
}
if (!proc.waitForFinished(TIMEOUT_VALUE)) {
return std::make_tuple (Error(make_error(GPG_ERR_TIMEOUT)),
QByteArray(), QByteArray(), QString(), Error());
}
if (proc.exitStatus() == QProcess::NormalExit && proc.exitCode() == 0) {
return std::make_tuple (Error(), proc.readAllStandardOutput(),
proc.readAllStandardError(), QString(), Error());
}
return std::make_tuple (Error(make_error(GPG_ERR_GENERAL)),
proc.readAllStandardOutput(), proc.readAllStandardError(), QString(), Error());
}
static QGpgMEWKSPublishJob::result_type receive_worker(const QByteArray &response)
{
if (response.isEmpty()) {
return std::make_tuple (Error(make_error(GPG_ERR_INV_ARG)),
QByteArray(), QByteArray(), QString(), Error());
}
const auto wksPath = getWKSClient();
if (wksPath.isEmpty()) {
return std::make_tuple (Error(make_error(GPG_ERR_NOT_SUPPORTED)),
QByteArray(), QByteArray(), QString(), Error());
}
QProcess proc;
proc.setProgram(wksPath);
proc.setArguments(QStringList() << QStringLiteral("--receive"));
proc.start();
if (!proc.waitForStarted()) {
return std::make_tuple (Error(make_error(GPG_ERR_NOT_SUPPORTED)),
QByteArray(), QByteArray(), QString(), Error());
}
proc.write(response);
proc.closeWriteChannel();
if (!proc.waitForFinished(TIMEOUT_VALUE)) {
return std::make_tuple (Error(make_error(GPG_ERR_TIMEOUT)),
QByteArray(), QByteArray(), QString(), Error());
}
if (proc.exitStatus() == QProcess::NormalExit && proc.exitCode() == 0) {
return std::make_tuple (Error(), proc.readAllStandardOutput(),
proc.readAllStandardError(), QString(), Error());
}
return std::make_tuple (Error(make_error(GPG_ERR_GENERAL)),
proc.readAllStandardOutput(), proc.readAllStandardError(), QString(), Error());
}
void QGpgMEWKSPublishJob::startCheck(const QString &mailbox)
{
run(std::bind(&check_worker, mailbox));
}
void QGpgMEWKSPublishJob::startCreate(const char *fpr, const QString &mailbox) {
run(std::bind(&create_worker, fpr, mailbox));
}
void QGpgMEWKSPublishJob::startReceive(const QByteArray &response)
{
run(std::bind(&receive_worker, response));
}
#include "qgpgmewkspublishjob.moc"
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