|
1
|
|
|
<?php
|
|
2
|
|
|
/**
|
|
3
|
|
|
* This file is part of the O2System Framework package.
|
|
4
|
|
|
*
|
|
5
|
|
|
* For the full copyright and license information, please view the LICENSE
|
|
6
|
|
|
* file that was distributed with this source code.
|
|
7
|
|
|
*
|
|
8
|
|
|
* @author Steeve Andrian Salim
|
|
9
|
|
|
* @copyright Copyright (c) Steeve Andrian Salim
|
|
10
|
|
|
*/
|
|
11
|
|
|
|
|
12
|
|
|
// ------------------------------------------------------------------------
|
|
13
|
|
|
|
|
14
|
|
|
namespace O2System\Security\Protections;
|
|
15
|
|
|
|
|
16
|
|
|
// ------------------------------------------------------------------------
|
|
17
|
|
|
|
|
18
|
|
|
/**
|
|
19
|
|
|
* Class Firewall
|
|
20
|
|
|
*
|
|
21
|
|
|
* @package O2System\Security\Protections
|
|
22
|
|
|
*/
|
|
23
|
|
|
class Firewall
|
|
24
|
|
|
{
|
|
25
|
|
|
/**
|
|
26
|
|
|
* Firewall::$ipVersion
|
|
27
|
|
|
*
|
|
28
|
|
|
* Filter validation ip address version.
|
|
29
|
|
|
*
|
|
30
|
|
|
* @var int
|
|
31
|
|
|
*/
|
|
32
|
|
|
protected $ipVersion = FILTER_FLAG_IPV4;
|
|
33
|
|
|
|
|
34
|
|
|
/**
|
|
35
|
|
|
* Firewall::$whitelist
|
|
36
|
|
|
*
|
|
37
|
|
|
* List of whitelist Ip Addresses.
|
|
38
|
|
|
*
|
|
39
|
|
|
* @var array
|
|
40
|
|
|
*/
|
|
41
|
|
|
protected $whitelistIpAddresses = [];
|
|
42
|
|
|
|
|
43
|
|
|
/**
|
|
44
|
|
|
* Firewall::$blacklist
|
|
45
|
|
|
*
|
|
46
|
|
|
* List of blacklist Ip Addresses.
|
|
47
|
|
|
*
|
|
48
|
|
|
* @var array
|
|
49
|
|
|
*/
|
|
50
|
|
|
protected $blacklistIpAddresses = [];
|
|
51
|
|
|
|
|
52
|
|
|
// ------------------------------------------------------------------------
|
|
53
|
|
|
|
|
54
|
|
|
/**
|
|
55
|
|
|
* Firewall::setIpVersion
|
|
56
|
|
|
*
|
|
57
|
|
|
* Sets filter validation ip address version.
|
|
58
|
|
|
*
|
|
59
|
|
|
* @param $ipVersion
|
|
60
|
|
|
*
|
|
61
|
|
|
* @return static
|
|
62
|
|
|
*/
|
|
63
|
|
|
public function setIpVersion($ipVersion)
|
|
64
|
|
|
{
|
|
65
|
|
|
if (in_array($ipVersion, [FILTER_FLAG_IPV4, FILTER_FLAG_IPV6])) {
|
|
66
|
|
|
$this->ipVersion = $ipVersion;
|
|
67
|
|
|
}
|
|
68
|
|
|
|
|
69
|
|
|
return $this;
|
|
70
|
|
|
}
|
|
71
|
|
|
|
|
72
|
|
|
// ------------------------------------------------------------------------
|
|
73
|
|
|
|
|
74
|
|
|
/**
|
|
75
|
|
|
* Firewall::setWhitelistIpAddresses
|
|
76
|
|
|
*
|
|
77
|
|
|
* Sets whitelist ip addresses.
|
|
78
|
|
|
*
|
|
79
|
|
|
* @param array $ipAddresses List of whitelist ip addresses.
|
|
80
|
|
|
*
|
|
81
|
|
|
* @return static
|
|
82
|
|
|
*/
|
|
83
|
|
|
public function setWhitelistIpAddresses(array $ipAddresses)
|
|
84
|
|
|
{
|
|
85
|
|
|
foreach ($ipAddresses as $ipAddress) {
|
|
86
|
|
|
if ($this->isValid($ipAddress)) {
|
|
87
|
|
|
$this->whitelistIpAddresses[] = $ipAddress;
|
|
88
|
|
|
}
|
|
89
|
|
|
}
|
|
90
|
|
|
|
|
91
|
|
|
return $this;
|
|
92
|
|
|
}
|
|
93
|
|
|
|
|
94
|
|
|
// ------------------------------------------------------------------------
|
|
95
|
|
|
|
|
96
|
|
|
/**
|
|
97
|
|
|
* Firewall::isValid
|
|
98
|
|
|
*
|
|
99
|
|
|
* Checks if the ip address is valid.
|
|
100
|
|
|
*
|
|
101
|
|
|
* @param string $ipAddress Ip Address.
|
|
102
|
|
|
*
|
|
103
|
|
|
* @return mixed
|
|
104
|
|
|
*/
|
|
105
|
|
|
protected function isValid($ipAddress)
|
|
106
|
|
|
{
|
|
107
|
|
|
return filter_var($ipAddress, FILTER_FLAG_IPV4);
|
|
108
|
|
|
}
|
|
109
|
|
|
|
|
110
|
|
|
// ------------------------------------------------------------------------
|
|
111
|
|
|
|
|
112
|
|
|
/**
|
|
113
|
|
|
* Firewall::addWhitelistIpAddress
|
|
114
|
|
|
*
|
|
115
|
|
|
* Sets whitelist ip addresses.
|
|
116
|
|
|
*
|
|
117
|
|
|
* @param string $ipAddress Whitelist ip address.
|
|
118
|
|
|
*
|
|
119
|
|
|
* @return static
|
|
120
|
|
|
*/
|
|
121
|
|
|
public function addWhitelistIpAddress($ipAddress)
|
|
122
|
|
|
{
|
|
123
|
|
|
if ($this->isValid($ipAddress)) {
|
|
124
|
|
|
$this->whitelistIpAddresses[] = $ipAddress;
|
|
125
|
|
|
}
|
|
126
|
|
|
|
|
127
|
|
|
return $this;
|
|
128
|
|
|
}
|
|
129
|
|
|
|
|
130
|
|
|
// ------------------------------------------------------------------------
|
|
131
|
|
|
|
|
132
|
|
|
/**
|
|
133
|
|
|
* Firewall::setBlacklistIpAddresses
|
|
134
|
|
|
*
|
|
135
|
|
|
* Sets whitelist ip addresses.
|
|
136
|
|
|
*
|
|
137
|
|
|
* @param array $ipAddresses List of whitelist ip addresses.
|
|
138
|
|
|
*
|
|
139
|
|
|
* @return static
|
|
140
|
|
|
*/
|
|
141
|
|
|
public function setBlacklistIpAddresses(array $ipAddresses)
|
|
142
|
|
|
{
|
|
143
|
|
|
foreach ($ipAddresses as $ipAddress) {
|
|
144
|
|
|
if ($this->isValid($ipAddress)) {
|
|
145
|
|
|
$this->blacklistIpAddresses[] = $ipAddress;
|
|
146
|
|
|
}
|
|
147
|
|
|
}
|
|
148
|
|
|
|
|
149
|
|
|
return $this;
|
|
150
|
|
|
}
|
|
151
|
|
|
|
|
152
|
|
|
// ------------------------------------------------------------------------
|
|
153
|
|
|
|
|
154
|
|
|
/**
|
|
155
|
|
|
* Firewall::addBlacklistIpAddress
|
|
156
|
|
|
*
|
|
157
|
|
|
* Sets whitelist ip addresses.
|
|
158
|
|
|
*
|
|
159
|
|
|
* @param string $ipAddress Whitelist ip address.
|
|
160
|
|
|
*
|
|
161
|
|
|
* @return static
|
|
162
|
|
|
*/
|
|
163
|
|
|
public function addBlacklistIpAddress($ipAddress)
|
|
164
|
|
|
{
|
|
165
|
|
|
if ($this->isValid($ipAddress)) {
|
|
166
|
|
|
$this->whitelistIpAddresses[] = $ipAddress;
|
|
167
|
|
|
}
|
|
168
|
|
|
|
|
169
|
|
|
return $this;
|
|
170
|
|
|
}
|
|
171
|
|
|
|
|
172
|
|
|
// ------------------------------------------------------------------------
|
|
173
|
|
|
|
|
174
|
|
|
/**
|
|
175
|
|
|
* Firewall::verify
|
|
176
|
|
|
*
|
|
177
|
|
|
* @param string $ipAddress
|
|
178
|
|
|
*
|
|
179
|
|
|
* @return bool
|
|
180
|
|
|
*/
|
|
181
|
|
|
public function verify($ipAddress = null)
|
|
182
|
|
|
{
|
|
183
|
|
|
$ipAddress = isset($ipAddress)
|
|
184
|
|
|
? $ipAddress
|
|
185
|
|
|
: input()->ipAddress();
|
|
|
|
|
|
|
186
|
|
|
|
|
187
|
|
|
if ($this->isWhitelisted($ipAddress) OR
|
|
188
|
|
|
$this->isBlacklisted($ipAddress) === false
|
|
189
|
|
|
) {
|
|
190
|
|
|
return true;
|
|
191
|
|
|
}
|
|
192
|
|
|
|
|
193
|
|
|
return false;
|
|
194
|
|
|
}
|
|
195
|
|
|
|
|
196
|
|
|
// ------------------------------------------------------------------------
|
|
197
|
|
|
|
|
198
|
|
|
/**
|
|
199
|
|
|
* Firewall::isWhitelisted
|
|
200
|
|
|
*
|
|
201
|
|
|
* Checks if the client ip address is whitelisted.
|
|
202
|
|
|
*
|
|
203
|
|
|
* @param string $ipAddress Client ip address.
|
|
204
|
|
|
*
|
|
205
|
|
|
* @return bool
|
|
206
|
|
|
*/
|
|
207
|
|
|
public function isWhitelisted($ipAddress)
|
|
208
|
|
|
{
|
|
209
|
|
|
if ($this->isValid($ipAddress)) {
|
|
210
|
|
|
return (bool)in_array($ipAddress, $this->whitelistIpAddresses);
|
|
211
|
|
|
}
|
|
212
|
|
|
|
|
213
|
|
|
return false;
|
|
214
|
|
|
}
|
|
215
|
|
|
|
|
216
|
|
|
// ------------------------------------------------------------------------
|
|
217
|
|
|
|
|
218
|
|
|
/**
|
|
219
|
|
|
* Firewall::isBlacklisted
|
|
220
|
|
|
*
|
|
221
|
|
|
* Checks if the client ip address is blacklisted.
|
|
222
|
|
|
*
|
|
223
|
|
|
* @param string $ipAddress Client ip address.
|
|
224
|
|
|
*
|
|
225
|
|
|
* @return bool
|
|
226
|
|
|
*/
|
|
227
|
|
|
public function isBlacklisted($ipAddress)
|
|
228
|
|
|
{
|
|
229
|
|
|
if ($this->isValid($ipAddress)) {
|
|
230
|
|
|
return (bool)in_array($ipAddress, $this->whitelistIpAddresses);
|
|
231
|
|
|
}
|
|
232
|
|
|
|
|
233
|
|
|
return false;
|
|
234
|
|
|
}
|
|
235
|
|
|
} |
o2system /
security
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.