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/*
* Copyright (C) 2018 KeePassXC Team <team@keepassxc.org>
*
* This program 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 or (at your option)
* version 3 of the License.
*
* This program 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, see <http://www.gnu.org/licenses/>.
*/
#include "TestKdbx4.h"
#include "TestGlobal.h"
#include "core/Metadata.h"
#include "keys/PasswordKey.h"
#include "format/KeePass2.h"
#include "format/KeePass2Reader.h"
#include "format/KeePass2Writer.h"
#include "format/KdbxXmlReader.h"
#include "format/KdbxXmlWriter.h"
#include "config-keepassx-tests.h"
QTEST_GUILESS_MAIN(TestKdbx4)
void TestKdbx4::initTestCaseImpl()
{
m_xmlDb->changeKdf(KeePass2::uuidToKdf(KeePass2::KDF_ARGON2));
m_kdbxSourceDb->changeKdf(KeePass2::uuidToKdf(KeePass2::KDF_ARGON2));
}
Database* TestKdbx4::readXml(const QString& path, bool strictMode, bool& hasError, QString& errorString)
{
KdbxXmlReader reader(KeePass2::FILE_VERSION_4);
reader.setStrictMode(strictMode);
auto db = reader.readDatabase(path);
hasError = reader.hasError();
errorString = reader.errorString();
return db;
}
Database* TestKdbx4::readXml(QBuffer* buf, bool strictMode, bool& hasError, QString& errorString)
{
KdbxXmlReader reader(KeePass2::FILE_VERSION_4);
reader.setStrictMode(strictMode);
auto db = reader.readDatabase(buf);
hasError = reader.hasError();
errorString = reader.errorString();
return db;
}
void TestKdbx4::writeXml(QBuffer* buf, Database* db, bool& hasError, QString& errorString)
{
KdbxXmlWriter writer(KeePass2::FILE_VERSION_4);
writer.writeDatabase(buf, db);
hasError = writer.hasError();
errorString = writer.errorString();
}
void TestKdbx4::readKdbx(QIODevice* device, CompositeKey const& key, QScopedPointer<Database>& db,
bool& hasError, QString& errorString)
{
KeePass2Reader reader;
db.reset(reader.readDatabase(device, key));
hasError = reader.hasError();
if (hasError) {
errorString = reader.errorString();
}
QCOMPARE(reader.version(), KeePass2::FILE_VERSION_4);
}
void TestKdbx4::readKdbx(const QString& path, CompositeKey const& key, QScopedPointer<Database>& db,
bool& hasError, QString& errorString)
{
KeePass2Reader reader;
db.reset(reader.readDatabase(path, key));
hasError = reader.hasError();
if (hasError) {
errorString = reader.errorString();
}
QCOMPARE(reader.version(), KeePass2::FILE_VERSION_4);
}
void TestKdbx4::writeKdbx(QIODevice* device, Database* db, bool& hasError, QString& errorString)
{
if (db->kdf()->uuid() == KeePass2::KDF_AES_KDBX3) {
db->changeKdf(KeePass2::uuidToKdf(KeePass2::KDF_ARGON2));
}
KeePass2Writer writer;
hasError = writer.writeDatabase(device, db);
hasError = writer.hasError();
if (hasError) {
errorString = writer.errorString();
}
QCOMPARE(writer.version(), KeePass2::FILE_VERSION_4);
}
Q_DECLARE_METATYPE(Uuid);
void TestKdbx4::testFormat400()
{
QString filename = QString(KEEPASSX_TEST_DATA_DIR).append("/Format400.kdbx");
CompositeKey key;
key.addKey(PasswordKey("t"));
KeePass2Reader reader;
QScopedPointer<Database> db(reader.readDatabase(filename, key));
QCOMPARE(reader.version(), KeePass2::FILE_VERSION_4);
QVERIFY(db.data());
QVERIFY(!reader.hasError());
QCOMPARE(db->rootGroup()->name(), QString("Format400"));
QCOMPARE(db->metadata()->name(), QString("Format400"));
QCOMPARE(db->rootGroup()->entries().size(), 1);
auto entry = db->rootGroup()->entries().at(0);
QCOMPARE(entry->title(), QString("Format400"));
QCOMPARE(entry->username(), QString("Format400"));
QCOMPARE(entry->attributes()->keys().size(), 6);
QCOMPARE(entry->attributes()->value("Format400"), QString("Format400"));
QCOMPARE(entry->attachments()->keys().size(), 1);
QCOMPARE(entry->attachments()->value("Format400"), QByteArray("Format400\n"));
}
void TestKdbx4::testFormat400Upgrade()
{
QFETCH(Uuid, kdfUuid);
QFETCH(Uuid, cipherUuid);
QFETCH(quint32, expectedVersion);
QScopedPointer<Database> sourceDb(new Database());
sourceDb->metadata()->setName("Wubba lubba dub dub");
QCOMPARE(sourceDb->kdf()->uuid(), KeePass2::KDF_AES_KDBX3); // default is legacy AES-KDF
CompositeKey key;
key.addKey(PasswordKey("I am in great pain, please help me!"));
sourceDb->setKey(key, true, true);
QBuffer buffer;
buffer.open(QBuffer::ReadWrite);
// upgrade to KDBX 4 by changing KDF and Cipher
sourceDb->changeKdf(KeePass2::uuidToKdf(kdfUuid));
sourceDb->setCipher(cipherUuid);
KeePass2Writer writer;
writer.writeDatabase(&buffer, sourceDb.data());
if (writer.hasError()) {
QFAIL(qPrintable(QString("Error while writing database: %1").arg(writer.errorString())));
}
// read buffer back
buffer.seek(0);
KeePass2Reader reader;
QScopedPointer<Database> targetDb(reader.readDatabase(&buffer, key));
if (reader.hasError()) {
QFAIL(qPrintable(QString("Error while reading database: %1").arg(reader.errorString())));
}
QVERIFY(targetDb->rootGroup());
QCOMPARE(targetDb->metadata()->name(), sourceDb->metadata()->name());
QCOMPARE(reader.version(), expectedVersion);
QCOMPARE(targetDb->kdf()->uuid(), sourceDb->kdf()->uuid());
QCOMPARE(targetDb->cipher(), cipherUuid);
}
void TestKdbx4::testFormat400Upgrade_data()
{
QTest::addColumn<Uuid>("kdfUuid");
QTest::addColumn<Uuid>("cipherUuid");
QTest::addColumn<quint32>("expectedVersion");
auto constexpr kdbx3 = KeePass2::FILE_VERSION_3_1 & KeePass2::FILE_VERSION_CRITICAL_MASK;
auto constexpr kdbx4 = KeePass2::FILE_VERSION_4 & KeePass2::FILE_VERSION_CRITICAL_MASK;
QTest::newRow("Argon2 + AES") << KeePass2::KDF_ARGON2 << KeePass2::CIPHER_AES << kdbx4;
QTest::newRow("AES-KDF + AES") << KeePass2::KDF_AES_KDBX4 << KeePass2::CIPHER_AES << kdbx4;
QTest::newRow("AES-KDF (legacy) + AES") << KeePass2::KDF_AES_KDBX3 << KeePass2::CIPHER_AES << kdbx3;
QTest::newRow("Argon2 + ChaCha20") << KeePass2::KDF_ARGON2 << KeePass2::CIPHER_CHACHA20 << kdbx4;
QTest::newRow("AES-KDF + ChaCha20") << KeePass2::KDF_AES_KDBX4 << KeePass2::CIPHER_CHACHA20 << kdbx4;
QTest::newRow("AES-KDF (legacy) + ChaCha20") << KeePass2::KDF_AES_KDBX3 << KeePass2::CIPHER_CHACHA20 << kdbx3;
QTest::newRow("Argon2 + Twofish") << KeePass2::KDF_ARGON2 << KeePass2::CIPHER_TWOFISH << kdbx4;
QTest::newRow("AES-KDF + Twofish") << KeePass2::KDF_AES_KDBX4 << KeePass2::CIPHER_TWOFISH << kdbx4;
QTest::newRow("AES-KDF (legacy) + Twofish") << KeePass2::KDF_AES_KDBX3 << KeePass2::CIPHER_TWOFISH << kdbx3;
}
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