qt5base-lts/tests/auto/network/ssl/qsslkey/tst_qsslkey.cpp

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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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** $QT_END_LICENSE$
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****************************************************************************/
#include <QtTest/QtTest>
#include <qsslkey.h>
#include <qsslsocket.h>
#include <QtNetwork/qhostaddress.h>
#include <QtNetwork/qnetworkproxy.h>
#ifdef QT_BUILD_INTERNAL
#ifndef QT_NO_SSL
#include "private/qsslkey_p.h"
#define TEST_CRYPTO
#endif
#ifndef QT_NO_OPENSSL
#include "private/qsslsocket_openssl_symbols_p.h"
#endif
#endif
class tst_QSslKey : public QObject
{
Q_OBJECT
struct KeyInfo {
QFileInfo fileInfo;
QSsl::KeyAlgorithm algorithm;
QSsl::KeyType type;
int length;
QSsl::EncodingFormat format;
KeyInfo(
const QFileInfo &fileInfo, QSsl::KeyAlgorithm algorithm, QSsl::KeyType type,
int length, QSsl::EncodingFormat format)
: fileInfo(fileInfo), algorithm(algorithm), type(type), length(length)
, format(format) {}
};
QList<KeyInfo> keyInfoList;
void createPlainTestRows(bool filter = false, QSsl::EncodingFormat format = QSsl::EncodingFormat::Pem);
public slots:
void initTestCase();
#ifndef QT_NO_SSL
private slots:
void emptyConstructor();
void constructor_data();
void constructor();
#ifndef QT_NO_OPENSSL
void constructorHandle_data();
void constructorHandle();
#endif
void copyAndAssign_data();
void copyAndAssign();
void equalsOperator();
void length_data();
void length();
void toPemOrDer_data();
void toPemOrDer();
void toEncryptedPemOrDer_data();
void toEncryptedPemOrDer();
void passphraseChecks_data();
void passphraseChecks();
void noPassphraseChecks();
#ifdef TEST_CRYPTO
void encrypt_data();
void encrypt();
#endif
#endif
private:
QString testDataDir;
};
void tst_QSslKey::initTestCase()
{
testDataDir = QFileInfo(QFINDTESTDATA("rsa-without-passphrase.pem")).absolutePath();
if (testDataDir.isEmpty())
testDataDir = QCoreApplication::applicationDirPath();
if (!testDataDir.endsWith(QLatin1String("/")))
testDataDir += QLatin1String("/");
QDir dir(testDataDir + "keys");
const QFileInfoList fileInfoList = dir.entryInfoList(QDir::Files | QDir::Readable);
QRegExp rx(QLatin1String("^(rsa|dsa|ec)-(pub|pri)-(\\d+)-?[\\w-]*\\.(pem|der)$"));
for (const QFileInfo &fileInfo : fileInfoList) {
if (rx.indexIn(fileInfo.fileName()) >= 0) {
keyInfoList << KeyInfo(
fileInfo,
rx.cap(1) == QLatin1String("rsa") ? QSsl::Rsa :
(rx.cap(1) == QLatin1String("dsa") ? QSsl::Dsa : QSsl::Ec),
rx.cap(2) == QLatin1String("pub") ? QSsl::PublicKey : QSsl::PrivateKey,
rx.cap(3).toInt(),
rx.cap(4) == QLatin1String("pem") ? QSsl::Pem : QSsl::Der);
}
}
}
#ifndef QT_NO_SSL
static QByteArray readFile(const QString &absFilePath)
{
QFile file(absFilePath);
if (!file.open(QIODevice::ReadOnly)) {
QWARN("failed to open file");
return QByteArray();
}
return file.readAll();
}
void tst_QSslKey::emptyConstructor()
{
if (!QSslSocket::supportsSsl())
return;
QSslKey key;
QVERIFY(key.isNull());
QVERIFY(key.length() < 0);
QSslKey key2;
QCOMPARE(key, key2);
}
Q_DECLARE_METATYPE(QSsl::KeyAlgorithm)
Q_DECLARE_METATYPE(QSsl::KeyType)
Q_DECLARE_METATYPE(QSsl::EncodingFormat)
void tst_QSslKey::createPlainTestRows(bool filter, QSsl::EncodingFormat format)
{
QTest::addColumn<QString>("absFilePath");
QTest::addColumn<QSsl::KeyAlgorithm>("algorithm");
QTest::addColumn<QSsl::KeyType>("type");
QTest::addColumn<int>("length");
QTest::addColumn<QSsl::EncodingFormat>("format");
foreach (KeyInfo keyInfo, keyInfoList) {
if (filter && keyInfo.format != format)
continue;
#if !defined(QT_NO_SSL) && defined(QT_NO_OPENSSL) // generic backend
if (keyInfo.fileInfo.fileName().contains("pkcs8"))
continue; // The generic backend does not support pkcs8 (yet)
#endif
QTest::newRow(keyInfo.fileInfo.fileName().toLatin1())
<< keyInfo.fileInfo.absoluteFilePath() << keyInfo.algorithm << keyInfo.type
<< keyInfo.length << keyInfo.format;
}
}
void tst_QSslKey::constructor_data()
{
createPlainTestRows();
}
void tst_QSslKey::constructor()
{
if (!QSslSocket::supportsSsl())
return;
QFETCH(QString, absFilePath);
QFETCH(QSsl::KeyAlgorithm, algorithm);
QFETCH(QSsl::KeyType, type);
QFETCH(QSsl::EncodingFormat, format);
QByteArray encoded = readFile(absFilePath);
QByteArray passphrase;
if (QByteArray(QTest::currentDataTag()).contains("-pkcs8-"))
passphrase = QByteArray("1234");
QSslKey key(encoded, algorithm, format, type, passphrase);
QVERIFY(!key.isNull());
}
#ifndef QT_NO_OPENSSL
void tst_QSslKey::constructorHandle_data()
{
createPlainTestRows(true);
}
void tst_QSslKey::constructorHandle()
{
#ifndef QT_BUILD_INTERNAL
QSKIP("This test requires -developer-build.");
#else
if (!QSslSocket::supportsSsl())
return;
QFETCH(QString, absFilePath);
QFETCH(QSsl::KeyAlgorithm, algorithm);
QFETCH(QSsl::KeyType, type);
QFETCH(int, length);
QByteArray pem = readFile(absFilePath);
auto func = (type == QSsl::KeyType::PublicKey
? q_PEM_read_bio_PUBKEY
: q_PEM_read_bio_PrivateKey);
QByteArray passphrase;
if (QByteArray(QTest::currentDataTag()).contains("-pkcs8-"))
passphrase = "1234";
BIO* bio = q_BIO_new(q_BIO_s_mem());
q_BIO_write(bio, pem.constData(), pem.length());
QSslKey key(func(bio, nullptr, nullptr, static_cast<void *>(passphrase.data())), type);
q_BIO_free(bio);
QVERIFY(!key.isNull());
QCOMPARE(key.algorithm(), algorithm);
QCOMPARE(key.type(), type);
QCOMPARE(key.length(), length);
#endif
}
#endif
void tst_QSslKey::copyAndAssign_data()
{
createPlainTestRows();
}
void tst_QSslKey::copyAndAssign()
{
if (!QSslSocket::supportsSsl())
return;
QFETCH(QString, absFilePath);
QFETCH(QSsl::KeyAlgorithm, algorithm);
QFETCH(QSsl::KeyType, type);
QFETCH(QSsl::EncodingFormat, format);
QByteArray encoded = readFile(absFilePath);
QByteArray passphrase;
if (QByteArray(QTest::currentDataTag()).contains("-pkcs8-"))
passphrase = QByteArray("1234");
QSslKey key(encoded, algorithm, format, type, passphrase);
QSslKey copied(key);
QCOMPARE(key, copied);
QCOMPARE(key.algorithm(), copied.algorithm());
QCOMPARE(key.type(), copied.type());
QCOMPARE(key.length(), copied.length());
QCOMPARE(key.toPem(), copied.toPem());
QCOMPARE(key.toDer(), copied.toDer());
QSslKey assigned = key;
QCOMPARE(key, assigned);
QCOMPARE(key.algorithm(), assigned.algorithm());
QCOMPARE(key.type(), assigned.type());
QCOMPARE(key.length(), assigned.length());
QCOMPARE(key.toPem(), assigned.toPem());
QCOMPARE(key.toDer(), assigned.toDer());
}
void tst_QSslKey::equalsOperator()
{
// ### unimplemented
}
void tst_QSslKey::length_data()
{
createPlainTestRows();
}
void tst_QSslKey::length()
{
if (!QSslSocket::supportsSsl())
return;
QFETCH(QString, absFilePath);
QFETCH(QSsl::KeyAlgorithm, algorithm);
QFETCH(QSsl::KeyType, type);
QFETCH(int, length);
QFETCH(QSsl::EncodingFormat, format);
QByteArray encoded = readFile(absFilePath);
QByteArray passphrase;
if (QByteArray(QTest::currentDataTag()).contains("-pkcs8-"))
passphrase = QByteArray("1234");
QSslKey key(encoded, algorithm, format, type, passphrase);
QVERIFY(!key.isNull());
QCOMPARE(key.length(), length);
}
void tst_QSslKey::toPemOrDer_data()
{
createPlainTestRows();
}
void tst_QSslKey::toPemOrDer()
{
if (!QSslSocket::supportsSsl())
return;
QFETCH(QString, absFilePath);
QFETCH(QSsl::KeyAlgorithm, algorithm);
QFETCH(QSsl::KeyType, type);
QFETCH(QSsl::EncodingFormat, format);
if (QByteArray(QTest::currentDataTag()).contains("-pkcs8-")) // these are encrypted
QSKIP("Encrypted PKCS#8 keys gets decrypted when loaded. So we can't compare it to the encrypted version.");
#ifndef QT_NO_OPENSSL
if (QByteArray(QTest::currentDataTag()).contains("pkcs8"))
QSKIP("OpenSSL converts PKCS#8 keys to other formats, invalidating comparisons.");
#endif // openssl
QByteArray encoded = readFile(absFilePath);
QSslKey key(encoded, algorithm, format, type);
QVERIFY(!key.isNull());
if (format == QSsl::Pem)
encoded.replace('\r', "");
QCOMPARE(format == QSsl::Pem ? key.toPem() : key.toDer(), encoded);
}
void tst_QSslKey::toEncryptedPemOrDer_data()
{
QTest::addColumn<QString>("absFilePath");
QTest::addColumn<QSsl::KeyAlgorithm>("algorithm");
QTest::addColumn<QSsl::KeyType>("type");
QTest::addColumn<QSsl::EncodingFormat>("format");
QTest::addColumn<QString>("password");
QStringList passwords;
passwords << " " << "foobar" << "foo bar"
<< "aAzZ`1234567890-=~!@#$%^&*()_+[]{}\\|;:'\",.<>/?"; // ### add more (?)
foreach (KeyInfo keyInfo, keyInfoList) {
if (keyInfo.fileInfo.fileName().contains("pkcs8"))
continue; // pkcs8 keys are encrypted in a different way than the other keys
foreach (QString password, passwords) {
const QByteArray testName = keyInfo.fileInfo.fileName().toLatin1()
+ '-' + (keyInfo.algorithm == QSsl::Rsa ? "RSA" :
(keyInfo.algorithm == QSsl::Dsa ? "DSA" : "EC"))
+ '-' + (keyInfo.type == QSsl::PrivateKey ? "PrivateKey" : "PublicKey")
+ '-' + (keyInfo.format == QSsl::Pem ? "PEM" : "DER")
+ password.toLatin1();
QTest::newRow(testName.constData())
<< keyInfo.fileInfo.absoluteFilePath() << keyInfo.algorithm << keyInfo.type
<< keyInfo.format << password;
}
}
}
void tst_QSslKey::toEncryptedPemOrDer()
{
if (!QSslSocket::supportsSsl())
return;
QFETCH(QString, absFilePath);
QFETCH(QSsl::KeyAlgorithm, algorithm);
QFETCH(QSsl::KeyType, type);
QFETCH(QSsl::EncodingFormat, format);
QFETCH(QString, password);
QByteArray plain = readFile(absFilePath);
QSslKey key(plain, algorithm, format, type);
QVERIFY(!key.isNull());
QByteArray pwBytes(password.toLatin1());
if (type == QSsl::PrivateKey) {
QByteArray encryptedPem = key.toPem(pwBytes);
QVERIFY(!encryptedPem.isEmpty());
QSslKey keyPem(encryptedPem, algorithm, QSsl::Pem, type, pwBytes);
QVERIFY(!keyPem.isNull());
QCOMPARE(keyPem, key);
QCOMPARE(keyPem.toPem(), key.toPem());
} else {
// verify that public keys are never encrypted by toPem()
QByteArray encryptedPem = key.toPem(pwBytes);
QVERIFY(!encryptedPem.isEmpty());
QByteArray plainPem = key.toPem();
QVERIFY(!plainPem.isEmpty());
QCOMPARE(encryptedPem, plainPem);
}
if (type == QSsl::PrivateKey) {
// verify that private keys are never "encrypted" by toDer() and
// instead an empty string is returned, see QTBUG-41038.
QByteArray encryptedDer = key.toDer(pwBytes);
QVERIFY(encryptedDer.isEmpty());
} else {
// verify that public keys are never encrypted by toDer()
QByteArray encryptedDer = key.toDer(pwBytes);
QVERIFY(!encryptedDer.isEmpty());
QByteArray plainDer = key.toDer();
QVERIFY(!plainDer.isEmpty());
QCOMPARE(encryptedDer, plainDer);
}
// ### add a test to verify that public keys are _decrypted_ correctly (by the ctor)
}
void tst_QSslKey::passphraseChecks_data()
{
QTest::addColumn<QString>("fileName");
QTest::newRow("DES") << (testDataDir + "rsa-with-passphrase-des.pem");
QTest::newRow("3DES") << (testDataDir + "rsa-with-passphrase-3des.pem");
QTest::newRow("RC2") << (testDataDir + "rsa-with-passphrase-rc2.pem");
}
void tst_QSslKey::passphraseChecks()
{
QFETCH(QString, fileName);
QFile keyFile(fileName);
QVERIFY(keyFile.exists());
{
if (!keyFile.isOpen())
keyFile.open(QIODevice::ReadOnly);
else
keyFile.reset();
QSslKey key(&keyFile,QSsl::Rsa,QSsl::Pem, QSsl::PrivateKey);
QVERIFY(key.isNull()); // null passphrase => should not be able to decode key
}
{
if (!keyFile.isOpen())
keyFile.open(QIODevice::ReadOnly);
else
keyFile.reset();
QSslKey key(&keyFile,QSsl::Rsa,QSsl::Pem, QSsl::PrivateKey, "");
QVERIFY(key.isNull()); // empty passphrase => should not be able to decode key
}
{
if (!keyFile.isOpen())
keyFile.open(QIODevice::ReadOnly);
else
keyFile.reset();
QSslKey key(&keyFile,QSsl::Rsa,QSsl::Pem, QSsl::PrivateKey, "WRONG!");
QVERIFY(key.isNull()); // wrong passphrase => should not be able to decode key
}
{
if (!keyFile.isOpen())
keyFile.open(QIODevice::ReadOnly);
else
keyFile.reset();
QSslKey key(&keyFile,QSsl::Rsa,QSsl::Pem, QSsl::PrivateKey, "123");
QVERIFY(!key.isNull()); // correct passphrase
}
}
void tst_QSslKey::noPassphraseChecks()
{
// be sure and check a key without passphrase too
QString fileName(testDataDir + "rsa-without-passphrase.pem");
QFile keyFile(fileName);
{
if (!keyFile.isOpen())
keyFile.open(QIODevice::ReadOnly);
else
keyFile.reset();
QSslKey key(&keyFile,QSsl::Rsa,QSsl::Pem, QSsl::PrivateKey);
QVERIFY(!key.isNull()); // null passphrase => should be able to decode key
}
{
if (!keyFile.isOpen())
keyFile.open(QIODevice::ReadOnly);
else
keyFile.reset();
QSslKey key(&keyFile,QSsl::Rsa,QSsl::Pem, QSsl::PrivateKey, "");
QVERIFY(!key.isNull()); // empty passphrase => should be able to decode key
}
{
if (!keyFile.isOpen())
keyFile.open(QIODevice::ReadOnly);
else
keyFile.reset();
QSslKey key(&keyFile,QSsl::Rsa,QSsl::Pem, QSsl::PrivateKey, "xxx");
QVERIFY(!key.isNull()); // passphrase given but key is not encrypted anyway => should work
}
}
#ifdef TEST_CRYPTO
Q_DECLARE_METATYPE(QSslKeyPrivate::Cipher)
void tst_QSslKey::encrypt_data()
{
QTest::addColumn<QSslKeyPrivate::Cipher>("cipher");
QTest::addColumn<QByteArray>("key");
QTest::addColumn<QByteArray>("plainText");
QTest::addColumn<QByteArray>("cipherText");
QTest::newRow("DES-CBC, length 0")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray()
<< QByteArray::fromHex("956585228BAF9B1F");
QTest::newRow("DES-CBC, length 1")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray(1, 'a')
<< QByteArray::fromHex("E6880AF202BA3C12");
QTest::newRow("DES-CBC, length 2")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray(2, 'a')
<< QByteArray::fromHex("A82492386EED6026");
QTest::newRow("DES-CBC, length 3")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray(3, 'a')
<< QByteArray::fromHex("90B76D5B79519CBA");
QTest::newRow("DES-CBC, length 4")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray(4, 'a')
<< QByteArray::fromHex("63E3DD6FED87052A");
QTest::newRow("DES-CBC, length 5")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray(5, 'a')
<< QByteArray::fromHex("03ACDB0EACBDFA94");
QTest::newRow("DES-CBC, length 6")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray(6, 'a')
<< QByteArray::fromHex("7D95024E42A3A88A");
QTest::newRow("DES-CBC, length 7")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray(7, 'a')
<< QByteArray::fromHex("5003436B8A8E42E9");
QTest::newRow("DES-CBC, length 8")
<< QSslKeyPrivate::DesCbc << QByteArray("01234567")
<< QByteArray(8, 'a')
<< QByteArray::fromHex("E4C1F054BF5521C0A4A0FD4A2BC6C1B1");
QTest::newRow("DES-EDE3-CBC, length 0")
<< QSslKeyPrivate::DesEde3Cbc << QByteArray("0123456789abcdefghijklmn")
<< QByteArray()
<< QByteArray::fromHex("3B2B4CD0B0FD495F");
QTest::newRow("DES-EDE3-CBC, length 8")
<< QSslKeyPrivate::DesEde3Cbc << QByteArray("0123456789abcdefghijklmn")
<< QByteArray(8, 'a')
<< QByteArray::fromHex("F2A5A87763C54A72A3224103D90CDB03");
QTest::newRow("RC2-40-CBC, length 0")
<< QSslKeyPrivate::Rc2Cbc << QByteArray("01234")
<< QByteArray()
<< QByteArray::fromHex("6D05D52392FF6E7A");
QTest::newRow("RC2-40-CBC, length 8")
<< QSslKeyPrivate::Rc2Cbc << QByteArray("01234")
<< QByteArray(8, 'a')
<< QByteArray::fromHex("75768E64C5749072A5D168F3AFEB0005");
QTest::newRow("RC2-64-CBC, length 0")
<< QSslKeyPrivate::Rc2Cbc << QByteArray("01234567")
<< QByteArray()
<< QByteArray::fromHex("ADAE6BF70F420130");
QTest::newRow("RC2-64-CBC, length 8")
<< QSslKeyPrivate::Rc2Cbc << QByteArray("01234567")
<< QByteArray(8, 'a')
<< QByteArray::fromHex("C7BF5C80AFBE9FBEFBBB9FD935F6D0DF");
QTest::newRow("RC2-128-CBC, length 0")
<< QSslKeyPrivate::Rc2Cbc << QByteArray("012345679abcdefg")
<< QByteArray()
<< QByteArray::fromHex("1E965D483A13C8FB");
QTest::newRow("RC2-128-CBC, length 8")
<< QSslKeyPrivate::Rc2Cbc << QByteArray("012345679abcdefg")
<< QByteArray(8, 'a')
<< QByteArray::fromHex("5AEC1A5B295660B02613454232F7DECE");
}
void tst_QSslKey::encrypt()
{
QFETCH(QSslKeyPrivate::Cipher, cipher);
QFETCH(QByteArray, key);
QFETCH(QByteArray, plainText);
QFETCH(QByteArray, cipherText);
QByteArray iv("abcdefgh");
#ifdef Q_OS_WINRT
QEXPECT_FAIL("RC2-40-CBC, length 0", "WinRT treats RC2 as 128-bit", Abort);
QEXPECT_FAIL("RC2-40-CBC, length 8", "WinRT treats RC2 as 128-bit", Abort);
QEXPECT_FAIL("RC2-64-CBC, length 0", "WinRT treats RC2 as 128-bit", Abort);
QEXPECT_FAIL("RC2-64-CBC, length 8", "WinRT treats RC2 as 128-bit", Abort);
#endif
QByteArray encrypted = QSslKeyPrivate::encrypt(cipher, plainText, key, iv);
QCOMPARE(encrypted, cipherText);
QByteArray decrypted = QSslKeyPrivate::decrypt(cipher, cipherText, key, iv);
QCOMPARE(decrypted, plainText);
}
#endif
#endif
QTEST_MAIN(tst_QSslKey)
#include "tst_qsslkey.moc"