aboutsummaryrefslogtreecommitdiffhomepage
path: root/tests/security/LoginManagerTest.php
blob: 633f1bb9ea7e853c2e961f2c11ccc2f2ae81bb24 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
<?php
namespace Shaarli\Security;

require_once 'tests/utils/FakeConfigManager.php';
use \PHPUnit\Framework\TestCase;

/**
 * Test coverage for LoginManager
 */
class LoginManagerTest extends TestCase
{
    protected $configManager = null;
    protected $loginManager = null;
    protected $banFile = 'sandbox/ipbans.php';
    protected $logFile = 'sandbox/shaarli.log';
    protected $globals = [];
    protected $ipAddr = '127.0.0.1';
    protected $server = [];
    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],
        ]);

        $this->globals = &$GLOBALS;
        unset($this->globals['IPBANS']);

        $this->loginManager = new LoginManager($this->globals, $this->configManager, null);
        $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()
    {
        $ipAddress = '10.1.47.179';
        $this->loginManager->generateStaySignedInToken($ipAddress);

        $this->assertEquals(
            sha1($this->passwordHash . $ipAddress . $this->salt),
            $this->loginManager->getStaySignedInToken()
        );
    }
}