Avoid storing the password in the configuration

The password (or any other secret), is now cached in the client process
(in-memory only), and delivered to the resource via command.
The resource avoids doing any operations against the source until the
secret is available.

1 files changed, 50 insertions, 0 deletions

diff --git a/common/secretstore.h b/common/secretstore.h
new file mode 100644
index 0000000..04fdaba
--- /dev/null
+++ b/common/secretstore.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2017 Christian Mollekopf <mollekopf@kolabsys.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) version 3, or any
+ * later version accepted by the membership of KDE e.V. (or its
+ * successor approved by the membership of KDE e.V.), which shall
+ * act as a proxy defined in Section 6 of version 3 of the license.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "sink_export.h"
+
+#include <QObject>
+#include <QString>
+#include <QMap>
+#include <QMutex>
+
+namespace Sink {
+
+class SINK_EXPORT SecretStore : public QObject
+{
+    Q_OBJECT
+public:
+    static SecretStore &instance();
+
+    void insert(const QByteArray &resourceId, const QString &secret);
+    QString resourceSecret(const QByteArray &resourceId);
+
+Q_SIGNALS:
+    void secretAvailable(const QByteArray &resourceId);
+
+private:
+    QMap<QByteArray, QString> mCache;
+    static QMutex sMutex;
+};
+
+}
+