1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* This file is part of the LdapToolsBundle package. |
4
|
|
|
* |
5
|
|
|
* (c) Chad Sikorra <[email protected]> |
6
|
|
|
* |
7
|
|
|
* For the full copyright and license information, please view the LICENSE |
8
|
|
|
* file that was distributed with this source code. |
9
|
|
|
*/ |
10
|
|
|
|
11
|
|
|
namespace LdapTools\Bundle\LdapToolsBundle\Security; |
12
|
|
|
|
13
|
|
|
use LdapTools\Bundle\LdapToolsBundle\Security\User\LdapUserProvider; |
14
|
|
|
use LdapTools\Exception\Exception; |
15
|
|
|
use LdapTools\LdapManager; |
16
|
|
|
use LdapTools\Object\LdapObject; |
17
|
|
|
use Symfony\Component\Security\Core\Exception\BadCredentialsException; |
18
|
|
|
use Symfony\Component\Security\Core\Exception\CustomUserMessageAuthenticationException; |
19
|
|
|
use Symfony\Component\Security\Core\User\UserInterface; |
20
|
|
|
use Symfony\Component\Security\Core\User\UserProviderInterface; |
21
|
|
|
|
22
|
|
|
/** |
23
|
|
|
* Common methods between the Guard and Authentication Provider. |
24
|
|
|
* |
25
|
|
|
* @author Chad Sikorra <[email protected]> |
26
|
|
|
*/ |
27
|
|
|
trait LdapAuthenticationTrait |
28
|
|
|
{ |
29
|
|
|
/** |
30
|
|
|
* @var LdapManager |
31
|
|
|
*/ |
32
|
|
|
protected $ldap; |
33
|
|
|
|
34
|
|
|
/** |
35
|
|
|
* @var LdapUserProvider |
36
|
|
|
*/ |
37
|
|
|
protected $ldapUserProvider; |
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* The logic for determining the username/DN to bind with is as follows: |
41
|
|
|
* |
42
|
|
|
* 1. Always prefer a DN from a default user from the LDAP user provider, or LdapObject instance from LdapTools |
43
|
|
|
* 2. If it wasn't a LdapObject and no attribute was explicitly set to query LDAP for, use the UserInterface username |
44
|
|
|
* 3. Query LDAP using a specific attribute for a user with the specified username, return the DN. |
45
|
|
|
* |
46
|
|
|
* @param UserInterface $user |
47
|
|
|
* @param string|null $queryAttribute |
48
|
|
|
* @return string |
49
|
|
|
*/ |
50
|
|
|
protected function getBindUsername(UserInterface $user, $queryAttribute) |
51
|
|
|
{ |
52
|
|
|
if ($user instanceof LdapObject && $user->has('dn')) { |
53
|
|
|
return $user->get('dn'); |
54
|
|
|
} |
55
|
|
|
if ($queryAttribute === null) { |
56
|
|
|
return $user->getUsername(); |
57
|
|
|
} |
58
|
|
|
|
59
|
|
|
return $this->ldapUserProvider |
60
|
|
|
->getLdapUser($queryAttribute, $user->getUsername()) |
61
|
|
|
->get('dn'); |
62
|
|
|
} |
63
|
|
|
|
64
|
|
|
/** |
65
|
|
|
* If no LDAP credentials are in the config then attempt to use the user supplied credentials from the login. But |
66
|
|
|
* only if we are using the LdapUserProvider. |
67
|
|
|
* |
68
|
|
|
* @param string $username |
69
|
|
|
* @param string $password |
70
|
|
|
* @param UserProviderInterface $userProvider |
71
|
|
|
*/ |
72
|
|
|
protected function setLdapCredentialsIfNeeded($username, $password, UserProviderInterface $userProvider) |
73
|
|
|
{ |
74
|
|
|
// Only care about this in the context of the LDAP user provider... |
75
|
|
|
if (!$userProvider instanceof LdapUserProvider) { |
76
|
|
|
return; |
77
|
|
|
} |
78
|
|
|
|
79
|
|
|
// Only if the username/password are not defined in the config.... |
80
|
|
|
$config = $this->ldap->getConnection()->getConfig(); |
81
|
|
|
if (!(empty($config->getUsername()) && (empty($config->getPassword() && $config->getPassword() !== '0')))) { |
82
|
|
|
return; |
83
|
|
|
} |
84
|
|
|
|
85
|
|
|
$config->setUsername($username); |
86
|
|
|
$config->setPassword($password); |
87
|
|
|
} |
88
|
|
|
|
89
|
|
|
/** |
90
|
|
|
* If the domain needs to a different context for the request, then switch it. |
91
|
|
|
* |
92
|
|
|
* @param string|null $domain |
93
|
|
|
*/ |
94
|
|
|
protected function switchDomainIfNeeded($domain) |
95
|
|
|
{ |
96
|
|
|
if (!empty($domain) && $this->ldap->getDomainContext() !== $domain) { |
97
|
|
|
$this->ldap->switchDomain($domain); |
98
|
|
|
} |
99
|
|
|
} |
100
|
|
|
|
101
|
|
|
/** |
102
|
|
|
* If the passed domain is not the current context, then switch back to it. |
103
|
|
|
* |
104
|
|
|
* @param string $domain |
105
|
|
|
*/ |
106
|
|
|
protected function switchDomainBackIfNeeded($domain) |
107
|
|
|
{ |
108
|
|
|
if ($domain !== $this->ldap->getDomainContext()) { |
109
|
|
|
$this->ldap->switchDomain($domain); |
110
|
|
|
} |
111
|
|
|
} |
112
|
|
|
|
113
|
|
|
/** |
114
|
|
|
* Determine whether or not the exception should be masked with a BadCredentials or not. |
115
|
|
|
* |
116
|
|
|
* @param \Exception $e |
117
|
|
|
* @param bool $hideUserNotFoundExceptions |
118
|
|
|
* @throws \Exception |
119
|
|
|
*/ |
120
|
|
|
protected function hideOrThrow(\Exception $e, $hideUserNotFoundExceptions) |
121
|
|
|
{ |
122
|
|
|
if ($hideUserNotFoundExceptions) { |
123
|
|
|
throw new BadCredentialsException('Bad credentials.', 0, $e); |
124
|
|
|
} |
125
|
|
|
|
126
|
|
|
// Specifically show LdapTools related exceptions, ignore others. |
127
|
|
|
// Custom auth exception messages don't exist until Symfony 2.8, 2.7 is still under support... |
128
|
|
|
if (!$hideUserNotFoundExceptions && $e instanceof Exception && class_exists('Symfony\Component\Security\Core\Exception\CustomUserMessageAuthenticationException')) { |
129
|
|
|
throw new CustomUserMessageAuthenticationException($e->getMessage(), [], $e->getCode()); |
130
|
|
|
} |
131
|
|
|
|
132
|
|
|
throw $e; |
133
|
|
|
} |
134
|
|
|
} |
135
|
|
|
|