blob: b762073a8bcd9b3d570a66cb1b3cdf6d07df08b4 (
plain)
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
|
<?php
declare(strict_types=1);
/**
* @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
* @author Joas Schilling <coding@schilljs.com>
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @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 OC\Authentication\Token;
use Psr\Log\LoggerInterface;
use function array_filter;
use OC\Authentication\Events\RemoteWipeFinished;
use OC\Authentication\Events\RemoteWipeStarted;
use OC\Authentication\Exceptions\InvalidTokenException;
use OC\Authentication\Exceptions\WipeTokenException;
use OCP\EventDispatcher\IEventDispatcher;
use OCP\IUser;
class RemoteWipe {
/** @var IProvider */
private $tokenProvider;
/** @var IEventDispatcher */
private $eventDispatcher;
/** @var LoggerInterface */
private $logger;
public function __construct(IProvider $tokenProvider,
IEventDispatcher $eventDispatcher,
LoggerInterface $logger) {
$this->tokenProvider = $tokenProvider;
$this->eventDispatcher = $eventDispatcher;
$this->logger = $logger;
}
/**
* @param IToken $token
* @return bool
*
* @throws InvalidTokenException
* @throws WipeTokenException
*/
public function markTokenForWipe(IToken $token): bool {
if (!$token instanceof IWipeableToken) {
return false;
}
$token->wipe();
$this->tokenProvider->updateToken($token);
return true;
}
/**
* @param IUser $user
*
* @return bool true if any tokens have been marked for remote wipe
*/
public function markAllTokensForWipe(IUser $user): bool {
$tokens = $this->tokenProvider->getTokenByUser($user->getUID());
/** @var IWipeableToken[] $wipeable */
$wipeable = array_filter($tokens, function (IToken $token) {
return $token instanceof IWipeableToken;
});
if (empty($wipeable)) {
return false;
}
foreach ($wipeable as $token) {
$token->wipe();
$this->tokenProvider->updateToken($token);
}
return true;
}
/**
* @param string $token
*
* @return bool whether wiping was started
* @throws InvalidTokenException
*
*/
public function start(string $token): bool {
try {
$this->tokenProvider->getToken($token);
// We expect a WipedTokenException here. If we reach this point this
// is an ordinary token
return false;
} catch (WipeTokenException $e) {
// Expected -> continue below
}
$dbToken = $e->getToken();
$this->logger->info("user " . $dbToken->getUID() . " started a remote wipe");
$this->eventDispatcher->dispatch(RemoteWipeStarted::class, new RemoteWipeStarted($dbToken));
return true;
}
/**
* @param string $token
*
* @return bool whether wiping could be finished
* @throws InvalidTokenException
*/
public function finish(string $token): bool {
try {
$this->tokenProvider->getToken($token);
// We expect a WipedTokenException here. If we reach this point this
// is an ordinary token
return false;
} catch (WipeTokenException $e) {
// Expected -> continue below
}
$dbToken = $e->getToken();
$this->tokenProvider->invalidateToken($token);
$this->logger->info("user " . $dbToken->getUID() . " finished a remote wipe");
$this->eventDispatcher->dispatch(RemoteWipeFinished::class, new RemoteWipeFinished($dbToken));
return true;
}
}
|
