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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2016 Lukas Reschke <lukas@statuscode.ch>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace Test\Security\Bruteforce;
use OC\AppFramework\Utility\TimeFactory;
use OC\Security\Bruteforce\Throttler;
use OCP\IConfig;
use OCP\IDBConnection;
use Psr\Log\LoggerInterface;
use Test\TestCase;
/**
* Based on the unit tests from Paragonie's Airship CMS
* Ref: https://github.com/paragonie/airship/blob/7e5bad7e3c0fbbf324c11f963fd1f80e59762606/test/unit/Engine/Security/AirBrakeTest.php
*
* @package Test\Security\Bruteforce
*/
class ThrottlerTest extends TestCase {
/** @var Throttler */
private $throttler;
/** @var IDBConnection */
private $dbConnection;
/** @var LoggerInterface */
private $logger;
/** @var IConfig|\PHPUnit\Framework\MockObject\MockObject */
private $config;
protected function setUp(): void {
$this->dbConnection = $this->createMock(IDBConnection::class);
$this->logger = $this->createMock(LoggerInterface::class);
$this->config = $this->createMock(IConfig::class);
$this->throttler = new Throttler(
$this->dbConnection,
new TimeFactory(),
$this->logger,
$this->config
);
parent::setUp();
}
public function testCutoff() {
// precisely 31 second shy of 12 hours
$cutoff = self::invokePrivate($this->throttler, 'getCutoff', [43169]);
$this->assertSame(0, $cutoff->y);
$this->assertSame(0, $cutoff->m);
$this->assertSame(0, $cutoff->d);
$this->assertSame(11, $cutoff->h);
$this->assertSame(59, $cutoff->i);
$this->assertSame(29, $cutoff->s);
$cutoff = self::invokePrivate($this->throttler, 'getCutoff', [86401]);
$this->assertSame(0, $cutoff->y);
$this->assertSame(0, $cutoff->m);
$this->assertSame(1, $cutoff->d);
$this->assertSame(0, $cutoff->h);
$this->assertSame(0, $cutoff->i);
// Leap second tolerance:
$this->assertLessThan(2, $cutoff->s);
}
public function dataIsIPWhitelisted() {
return [
[
'10.10.10.10',
[
'whitelist_0' => '10.10.10.0/24',
],
true,
],
[
'10.10.10.10',
[
'whitelist_0' => '192.168.0.0/16',
],
false,
],
[
'10.10.10.10',
[
'whitelist_0' => '192.168.0.0/16',
'whitelist_1' => '10.10.10.0/24',
],
true,
],
[
'10.10.10.10',
[
'whitelist_0' => '10.10.10.11/31',
],
true,
],
[
'10.10.10.10',
[
'whitelist_0' => '10.10.10.9/31',
],
false,
],
[
'10.10.10.10',
[
'whitelist_0' => '10.10.10.15/29',
],
true,
],
[
'dead:beef:cafe::1',
[
'whitelist_0' => '192.168.0.0/16',
'whitelist_1' => '10.10.10.0/24',
'whitelist_2' => 'deaf:beef:cafe:1234::/64'
],
false,
],
[
'dead:beef:cafe::1',
[
'whitelist_0' => '192.168.0.0/16',
'whitelist_1' => '10.10.10.0/24',
'whitelist_2' => 'deaf:beef::/64'
],
false,
],
[
'dead:beef:cafe::1',
[
'whitelist_0' => '192.168.0.0/16',
'whitelist_1' => '10.10.10.0/24',
'whitelist_2' => 'deaf:cafe::/8'
],
true,
],
[
'dead:beef:cafe::1111',
[
'whitelist_0' => 'dead:beef:cafe::1100/123',
],
true,
],
[
'invalid',
[],
false,
],
];
}
/**
* @param string $ip
* @param string[] $whitelists
* @param bool $isWhiteListed
* @param bool $enabled
*/
private function isIpWhiteListedHelper($ip,
$whitelists,
$isWhiteListed,
$enabled) {
$this->config->method('getAppKeys')
->with($this->equalTo('bruteForce'))
->willReturn(array_keys($whitelists));
$this->config
->expects($this->once())
->method('getSystemValue')
->with('auth.bruteforce.protection.enabled', true)
->willReturn($enabled);
$this->config->method('getAppValue')
->willReturnCallback(function ($app, $key, $default) use ($whitelists) {
if ($app !== 'bruteForce') {
return $default;
}
if (isset($whitelists[$key])) {
return $whitelists[$key];
}
return $default;
});
$this->assertSame(
($enabled === false) ? true : $isWhiteListed,
self::invokePrivate($this->throttler, 'isIPWhitelisted', [$ip])
);
}
/**
* @dataProvider dataIsIPWhitelisted
*
* @param string $ip
* @param string[] $whitelists
* @param bool $isWhiteListed
*/
public function testIsIpWhiteListedWithEnabledProtection($ip,
$whitelists,
$isWhiteListed) {
$this->isIpWhiteListedHelper(
$ip,
$whitelists,
$isWhiteListed,
true
);
}
/**
* @dataProvider dataIsIPWhitelisted
*
* @param string $ip
* @param string[] $whitelists
* @param bool $isWhiteListed
*/
public function testIsIpWhiteListedWithDisabledProtection($ip,
$whitelists,
$isWhiteListed) {
$this->isIpWhiteListedHelper(
$ip,
$whitelists,
$isWhiteListed,
false
);
}
}
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