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/*
* SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "syncenginetestutils.h"
#include "clientsideencryption.h"
#include "foldermetadata.h"
#include <array>
#include <QtTest>
namespace
{
const std::array<QString, 2> fakeFiles{"fakefile.txt", "fakefile1.txt"};
const std::array<QString, 2> fakeFilesFileDrop{"fakefiledropped.txt", "fakefiledropped1.txt"};
};
using namespace OCC;
class TestSecureFileDrop : public QObject
{
Q_OBJECT
QScopedPointer<FakeQNAM> _fakeQnam;
AccountPtr _account;
QScopedPointer<FolderMetadata> _parsedMetadataWithFileDrop;
QScopedPointer<FolderMetadata> _parsedMetadataAfterProcessingFileDrop;
private slots:
void initTestCase()
{
OCC::Logger::instance()->setLogFlush(true);
OCC::Logger::instance()->setLogDebug(true);
QStandardPaths::setTestModeEnabled(true);
QVariantMap capabilities;
capabilities[QStringLiteral("end-to-end-encryption")] = QVariantMap{{QStringLiteral("enabled"), true}, {QStringLiteral("api-version"), "2.0"}};
_account = Account::create();
const QUrl url("http://example.de");
_fakeQnam.reset(new FakeQNAM({}));
const auto cred = new FakeCredentials{_fakeQnam.data()};
cred->setUserName("test");
_account->setCredentials(cred);
_account->setUrl(url);
_account->setCapabilities(capabilities);
QSslCertificate cert;
QSslKey publicKey;
QByteArray privateKey;
{
QFile e2eTestFakeCert(QStringLiteral("e2etestsfakecert.pem"));
QVERIFY(e2eTestFakeCert.open(QFile::ReadOnly));
cert = QSslCertificate(e2eTestFakeCert.readAll());
}
{
QFile e2etestsfakecertpublickey(QStringLiteral("e2etestsfakecertpublickey.pem"));
QVERIFY(e2etestsfakecertpublickey.open(QFile::ReadOnly));
publicKey = QSslKey(e2etestsfakecertpublickey.readAll(), QSsl::KeyAlgorithm::Rsa, QSsl::EncodingFormat::Pem, QSsl::KeyType::PublicKey);
e2etestsfakecertpublickey.close();
}
{
QFile e2etestsfakecertprivatekey(QStringLiteral("e2etestsfakecertprivatekey.pem"));
QVERIFY(e2etestsfakecertprivatekey.open(QFile::ReadOnly));
privateKey = e2etestsfakecertprivatekey.readAll();
}
QVERIFY(!cert.isNull());
QVERIFY(!publicKey.isNull());
QVERIFY(!privateKey.isEmpty());
_account->e2e()->setCertificate(cert);
_account->e2e()->setPrivateKey(privateKey);
QScopedPointer<FolderMetadata> metadata(new FolderMetadata(_account, "/", FolderMetadata::FolderType::Root));
QSignalSpy metadataSetupCompleteSpy(metadata.data(), &FolderMetadata::setupComplete);
metadataSetupCompleteSpy.wait();
QCOMPARE(metadataSetupCompleteSpy.count(), 1);
QVERIFY(metadata->isValid());
for (const auto &fakeFileName : fakeFiles) {
FolderMetadata::EncryptedFile encryptedFile;
encryptedFile.encryptionKey = EncryptionHelper::generateRandom(16);
encryptedFile.encryptedFilename = EncryptionHelper::generateRandomFilename();
encryptedFile.originalFilename = fakeFileName;
encryptedFile.mimetype = "application/octet-stream";
encryptedFile.initializationVector = EncryptionHelper::generateRandom(16);
metadata->addEncryptedFile(encryptedFile);
}
QJsonObject fakeFileDropPart;
QJsonArray fileDropUsers;
for (const auto &folderUser : std::as_const(metadata->_folderUsers)) {
QJsonObject fileDropUser;
fileDropUser.insert("userId", folderUser.userId);
fileDropUser.insert("encryptedFiledropKey", QString::fromUtf8(folderUser.encryptedMetadataKey.toBase64()));
fileDropUsers.push_back(fileDropUser);
}
for (const auto &fakeFileName : fakeFilesFileDrop) {
FolderMetadata::EncryptedFile encryptedFile;
encryptedFile.encryptionKey = EncryptionHelper::generateRandom(16);
encryptedFile.encryptedFilename = EncryptionHelper::generateRandomFilename();
encryptedFile.originalFilename = fakeFileName;
encryptedFile.mimetype = "application/octet-stream";
encryptedFile.initializationVector = EncryptionHelper::generateRandom(16);
QJsonObject fakeFileDropEntry;
fakeFileDropEntry.insert("ciphertext", "");
QJsonObject fakeFileDropMetadataObject;
fakeFileDropMetadataObject.insert("filename", encryptedFile.originalFilename);
fakeFileDropMetadataObject.insert("mimetype", QString::fromUtf8(encryptedFile.mimetype));
fakeFileDropMetadataObject.insert("nonce", QString::fromUtf8(encryptedFile.initializationVector.toBase64()));
fakeFileDropMetadataObject.insert("key", QString::fromUtf8(encryptedFile.encryptionKey.toBase64()));
fakeFileDropMetadataObject.insert("authenticationTag", QString::fromUtf8(QByteArrayLiteral("123").toBase64()));
QJsonDocument fakeFileDropMetadata;
fakeFileDropMetadata.setObject(fakeFileDropMetadataObject);
QByteArray authenticationTag;
const auto initializationVector = EncryptionHelper::generateRandom(16);
const auto cipherTextEncrypted = EncryptionHelper::gzipThenEncryptData(metadata->_metadataKeyForEncryption,
fakeFileDropMetadata.toJson(QJsonDocument::JsonFormat::Compact),
initializationVector,
authenticationTag);
fakeFileDropEntry.insert("ciphertext", QString::fromUtf8(cipherTextEncrypted.toBase64()));
fakeFileDropEntry.insert("nonce", QString::fromUtf8(initializationVector.toBase64()));
fakeFileDropEntry.insert("authenticationTag", QString::fromUtf8(authenticationTag.toBase64()));
fakeFileDropEntry.insert("users", fileDropUsers);
fakeFileDropPart.insert(encryptedFile.encryptedFilename, fakeFileDropEntry);
}
metadata->setFileDrop(fakeFileDropPart);
auto encryptedMetadata = metadata->encryptedMetadata();
encryptedMetadata.replace("\"", "\\\"");
const auto signature = metadata->metadataSignature();
QJsonDocument ocsDoc =
QJsonDocument::fromJson(QStringLiteral("{\"ocs\": {\"data\": {\"meta-data\": \"%1\"}}}").arg(QString::fromUtf8(encryptedMetadata)).toUtf8());
_parsedMetadataWithFileDrop.reset(new FolderMetadata(_account, "/", ocsDoc.toJson(), RootEncryptedFolderInfo::makeDefault(), signature));
QSignalSpy metadataWithFileDropSetupCompleteSpy(_parsedMetadataWithFileDrop.data(), &FolderMetadata::setupComplete);
metadataWithFileDropSetupCompleteSpy.wait();
QCOMPARE(metadataWithFileDropSetupCompleteSpy.count(), 1);
QEXPECT_FAIL("", "to be fixed later or removed entirely", Abort);
QVERIFY(_parsedMetadataWithFileDrop->isValid());
QCOMPARE(_parsedMetadataWithFileDrop->_fileDropEntries.count(), fakeFilesFileDrop.size());
}
void testMoveFileDropMetadata()
{
QEXPECT_FAIL("", "to be fixed later or removed entirely", Abort);
QVERIFY(_parsedMetadataWithFileDrop->isFileDropPresent());
QVERIFY(_parsedMetadataWithFileDrop->moveFromFileDropToFiles());
auto encryptedMetadata = _parsedMetadataWithFileDrop->encryptedMetadata();
encryptedMetadata.replace("\"", "\\\"");
const auto signature = _parsedMetadataWithFileDrop->metadataSignature();
QJsonDocument ocsDoc =
QJsonDocument::fromJson(QStringLiteral("{\"ocs\": {\"data\": {\"meta-data\": \"%1\"}}}").arg(QString::fromUtf8(encryptedMetadata)).toUtf8());
_parsedMetadataAfterProcessingFileDrop.reset(new FolderMetadata(_account, "/", ocsDoc.toJson(), RootEncryptedFolderInfo::makeDefault(), signature));
QSignalSpy metadataAfterProcessingFileDropSetupCompleteSpy(_parsedMetadataAfterProcessingFileDrop.data(), &FolderMetadata::setupComplete);
metadataAfterProcessingFileDropSetupCompleteSpy.wait();
QCOMPARE(metadataAfterProcessingFileDropSetupCompleteSpy.count(), 1);
QVERIFY(_parsedMetadataAfterProcessingFileDrop->isValid());
for (const auto &fakeFileName : fakeFilesFileDrop) {
const auto foundInEncryptedFiles = std::find_if(std::cbegin(_parsedMetadataAfterProcessingFileDrop->_files), std::cend(_parsedMetadataAfterProcessingFileDrop->_files), [fakeFileName](const auto &encryptedFile) {
return encryptedFile.originalFilename == fakeFileName;
});
QVERIFY(foundInEncryptedFiles != std::cend(_parsedMetadataAfterProcessingFileDrop->_files));
}
}
};
QTEST_GUILESS_MAIN(TestSecureFileDrop)
#include "testsecurefiledrop.moc"
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