MyShaarli/tests/security/LoginManagerTest.php

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<?php
namespace Shaarli\Security;
require_once 'tests/utils/FakeConfigManager.php';
use \PHPUnit\Framework\TestCase;
/**
* Test coverage for LoginManager
*/
class LoginManagerTest extends TestCase
{
/** @var \FakeConfigManager Configuration Manager instance */
protected $configManager = null;
/** @var LoginManager Login Manager instance */
protected $loginManager = null;
/** @var SessionManager Session Manager instance */
protected $sessionManager = null;
/** @var string Banned IP filename */
protected $banFile = 'sandbox/ipbans.php';
/** @var string Log filename */
protected $logFile = 'sandbox/shaarli.log';
/** @var array Simulates the $_COOKIE array */
protected $cookie = [];
/** @var array Simulates the $GLOBALS array */
protected $globals = [];
/** @var array Simulates the $_SERVER array */
protected $server = [];
/** @var array Simulates the $_SESSION array */
protected $session = [];
/** @var string Advertised client IP address */
protected $clientIpAddress = '10.1.47.179';
/** @var string Local client IP address */
protected $ipAddr = '127.0.0.1';
/** @var string Trusted proxy IP address */
protected $trustedProxy = '10.1.1.100';
/** @var string User login */
protected $login = 'johndoe';
/** @var string User password */
protected $password = 'IC4nHazL0g1n?';
/** @var string Hash of the salted user password */
protected $passwordHash = '';
/** @var string Salt used by hash functions */
protected $salt = '669e24fa9c5a59a613f98e8e38327384504a4af2';
/**
* Prepare or reset test resources
*/
public function setUp()
{
if (file_exists($this->banFile)) {
unlink($this->banFile);
}
$this->passwordHash = sha1($this->password . $this->login . $this->salt);
$this->configManager = new \FakeConfigManager([
'credentials.login' => $this->login,
'credentials.hash' => $this->passwordHash,
'credentials.salt' => $this->salt,
'resource.ban_file' => $this->banFile,
'resource.log' => $this->logFile,
'security.ban_after' => 4,
'security.ban_duration' => 3600,
'security.trusted_proxies' => [$this->trustedProxy],
]);
$this->cookie = [];
$this->globals = &$GLOBALS;
unset($this->globals['IPBANS']);
$this->session = [];
$this->sessionManager = new SessionManager($this->session, $this->configManager);
$this->loginManager = new LoginManager($this->globals, $this->configManager, $this->sessionManager);
$this->server['REMOTE_ADDR'] = $this->ipAddr;
}
/**
* Wipe test resources
*/
public function tearDown()
{
unset($this->globals['IPBANS']);
}
/**
* Instantiate a LoginManager and load ban records
*/
public function testReadBanFile()
{
file_put_contents(
$this->banFile,
"<?php\n\$GLOBALS['IPBANS']=array('FAILURES' => array('127.0.0.1' => 99));\n?>"
);
new LoginManager($this->globals, $this->configManager, null);
$this->assertEquals(99, $this->globals['IPBANS']['FAILURES']['127.0.0.1']);
}
/**
* Record a failed login attempt
*/
public function testHandleFailedLogin()
{
$this->loginManager->handleFailedLogin($this->server);
$this->assertEquals(1, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
$this->loginManager->handleFailedLogin($this->server);
$this->assertEquals(2, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
}
/**
* Record a failed login attempt - IP behind a trusted proxy
*/
public function testHandleFailedLoginBehindTrustedProxy()
{
$server = [
'REMOTE_ADDR' => $this->trustedProxy,
'HTTP_X_FORWARDED_FOR' => $this->ipAddr,
];
$this->loginManager->handleFailedLogin($server);
$this->assertEquals(1, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
$this->loginManager->handleFailedLogin($server);
$this->assertEquals(2, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
}
/**
* Record a failed login attempt - IP behind a trusted proxy but not forwarded
*/
public function testHandleFailedLoginBehindTrustedProxyNoIp()
{
$server = [
'REMOTE_ADDR' => $this->trustedProxy,
];
$this->loginManager->handleFailedLogin($server);
$this->assertFalse(isset($this->globals['IPBANS']['FAILURES'][$this->ipAddr]));
$this->loginManager->handleFailedLogin($server);
$this->assertFalse(isset($this->globals['IPBANS']['FAILURES'][$this->ipAddr]));
}
/**
* Record a failed login attempt and ban the IP after too many failures
*/
public function testHandleFailedLoginBanIp()
{
$this->loginManager->handleFailedLogin($this->server);
$this->assertEquals(1, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
$this->assertTrue($this->loginManager->canLogin($this->server));
$this->loginManager->handleFailedLogin($this->server);
$this->assertEquals(2, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
$this->assertTrue($this->loginManager->canLogin($this->server));
$this->loginManager->handleFailedLogin($this->server);
$this->assertEquals(3, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
$this->assertTrue($this->loginManager->canLogin($this->server));
$this->loginManager->handleFailedLogin($this->server);
$this->assertEquals(4, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
$this->assertFalse($this->loginManager->canLogin($this->server));
// handleFailedLogin is not supposed to be called at this point:
// - no login form should be displayed once an IP has been banned
// - yet this could happen when using custom templates / scripts
$this->loginManager->handleFailedLogin($this->server);
$this->assertEquals(5, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
$this->assertFalse($this->loginManager->canLogin($this->server));
}
/**
* Nothing to do
*/
public function testHandleSuccessfulLogin()
{
$this->assertTrue($this->loginManager->canLogin($this->server));
$this->loginManager->handleSuccessfulLogin($this->server);
$this->assertTrue($this->loginManager->canLogin($this->server));
}
/**
* Erase failure records after successfully logging in from this IP
*/
public function testHandleSuccessfulLoginAfterFailure()
{
$this->loginManager->handleFailedLogin($this->server);
$this->loginManager->handleFailedLogin($this->server);
$this->assertEquals(2, $this->globals['IPBANS']['FAILURES'][$this->ipAddr]);
$this->assertTrue($this->loginManager->canLogin($this->server));
$this->loginManager->handleSuccessfulLogin($this->server);
$this->assertTrue($this->loginManager->canLogin($this->server));
$this->assertFalse(isset($this->globals['IPBANS']['FAILURES'][$this->ipAddr]));
$this->assertFalse(isset($this->globals['IPBANS']['BANS'][$this->ipAddr]));
}
/**
* The IP is not banned
*/
public function testCanLoginIpNotBanned()
{
$this->assertTrue($this->loginManager->canLogin($this->server));
}
/**
* The IP is banned
*/
public function testCanLoginIpBanned()
{
// ban the IP for an hour
$this->globals['IPBANS']['FAILURES'][$this->ipAddr] = 10;
$this->globals['IPBANS']['BANS'][$this->ipAddr] = time() + 3600;
$this->assertFalse($this->loginManager->canLogin($this->server));
}
/**
* The IP is banned, and the ban duration is over
*/
public function testCanLoginIpBanExpired()
{
// ban the IP for an hour
$this->globals['IPBANS']['FAILURES'][$this->ipAddr] = 10;
$this->globals['IPBANS']['BANS'][$this->ipAddr] = time() + 3600;
$this->assertFalse($this->loginManager->canLogin($this->server));
// lift the ban
$this->globals['IPBANS']['BANS'][$this->ipAddr] = time() - 3600;
$this->assertTrue($this->loginManager->canLogin($this->server));
}
/**
* Generate a token depending on the user credentials and client IP
*/
public function testGenerateStaySignedInToken()
{
$this->loginManager->generateStaySignedInToken($this->clientIpAddress);
$this->assertEquals(
sha1($this->passwordHash . $this->clientIpAddress . $this->salt),
$this->loginManager->getStaySignedInToken()
);
}
/**
* Check user login - Shaarli has not yet been configured
*/
public function testCheckLoginStateNotConfigured()
{
$configManager = new \FakeConfigManager([
'resource.ban_file' => $this->banFile,
]);
$loginManager = new LoginManager($this->globals, $configManager, null);
$loginManager->checkLoginState([], '');
$this->assertFalse($loginManager->isLoggedIn());
}
/**
* Check user login - the client cookie does not match the server token
*/
public function testCheckLoginStateStaySignedInWithInvalidToken()
{
// simulate a previous login
$this->session = [
'ip' => $this->clientIpAddress,
'expires_on' => time() + 100,
];
$this->loginManager->generateStaySignedInToken($this->clientIpAddress);
$this->cookie[LoginManager::$STAY_SIGNED_IN_COOKIE] = 'nope';
$this->loginManager->checkLoginState($this->cookie, $this->clientIpAddress);
$this->assertTrue($this->loginManager->isLoggedIn());
$this->assertTrue(empty($this->session['username']));
}
/**
* Check user login - the client cookie matches the server token
*/
public function testCheckLoginStateStaySignedInWithValidToken()
{
$this->loginManager->generateStaySignedInToken($this->clientIpAddress);
$this->cookie[LoginManager::$STAY_SIGNED_IN_COOKIE] = $this->loginManager->getStaySignedInToken();
$this->loginManager->checkLoginState($this->cookie, $this->clientIpAddress);
$this->assertTrue($this->loginManager->isLoggedIn());
$this->assertEquals($this->login, $this->session['username']);
$this->assertEquals($this->clientIpAddress, $this->session['ip']);
}
/**
* Check user login - the session has expired
*/
public function testCheckLoginStateSessionExpired()
{
$this->loginManager->generateStaySignedInToken($this->clientIpAddress);
$this->session['expires_on'] = time() - 100;
$this->loginManager->checkLoginState($this->cookie, $this->clientIpAddress);
$this->assertFalse($this->loginManager->isLoggedIn());
}
/**
* Check user login - the remote client IP has changed
*/
public function testCheckLoginStateClientIpChanged()
{
$this->loginManager->generateStaySignedInToken($this->clientIpAddress);
$this->loginManager->checkLoginState($this->cookie, '10.7.157.98');
$this->assertFalse($this->loginManager->isLoggedIn());
}
/**
* Check user credentials - wrong login supplied
*/
public function testCheckCredentialsWrongLogin()
{
$this->assertFalse(
$this->loginManager->checkCredentials('', '', 'b4dl0g1n', $this->password)
);
}
/**
* Check user credentials - wrong password supplied
*/
public function testCheckCredentialsWrongPassword()
{
$this->assertFalse(
$this->loginManager->checkCredentials('', '', $this->login, 'b4dp455wd')
);
}
/**
* Check user credentials - wrong login and password supplied
*/
public function testCheckCredentialsWrongLoginAndPassword()
{
$this->assertFalse(
$this->loginManager->checkCredentials('', '', 'b4dl0g1n', 'b4dp455wd')
);
}
/**
* Check user credentials - correct login and password supplied
*/
public function testCheckCredentialsGoodLoginAndPassword()
{
$this->assertTrue(
$this->loginManager->checkCredentials('', '', $this->login, $this->password)
);
}
}