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Merge branch 'api-ip-exempt' of https://github.com/rodehoed/PrivateBin into api-ip-exempt

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This commit is contained in:
LinQhost Managed hosting 2021-05-05 08:43:32 +02:00
commit 63d6816c7c
5 changed files with 130 additions and 6 deletions
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4
cfg/conf.sample.php
View File

@ -135,6 +135,10 @@ markdown = "Markdown"
; Set this to 0 to disable rate limiting.
limit = 10
; Set ips (v4|v6) which should be exempted for the rate-limit. CIDR also supported. Needed to be comma separated.
; Unset for enabling and invalid values will be ignored
; eg: exemptedIp = '1.2.3.4,10.10.10/24'
; (optional) if your website runs behind a reverse proxy or load balancer,
; set the HTTP header containing the visitors IP address, i.e. X_FORWARDED_FOR
; header = "X_FORWARDED_FOR"

3
composer.json
View File

@ -26,7 +26,8 @@
"require" : {
"php" : "^5.6.0 || ^7.0 || ^8.0",
"paragonie/random_compat" : "2.0.19",
"yzalis/identicon" : "2.0.0"
"yzalis/identicon" : "2.0.0",
"mlocati/ip-lib": "^1.14"
},
"require-dev" : {
"phpunit/phpunit" : "^4.6 || ^5.0"

70
composer.lock generated
View File

@ -4,8 +4,76 @@
"Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
"This file is @generated automatically"
],
"content-hash": "9d110873bf15a6abd66734e8a818134c",
"content-hash": "8138b0e4bb3fcaab9ca4c02bbe35d891",
"packages": [
{
"name": "mlocati/ip-lib",
"version": "1.14.0",
"source": {
"type": "git",
"url": "https://github.com/mlocati/ip-lib.git",
"reference": "882bc0e115970a536b13bcfa59f312783fce08c8"
},
"dist": {
"type": "zip",
"url": "https://api.github.com/repos/mlocati/ip-lib/zipball/882bc0e115970a536b13bcfa59f312783fce08c8",
"reference": "882bc0e115970a536b13bcfa59f312783fce08c8",
"shasum": ""
},
"require": {
"php": ">=5.3.3"
},
"require-dev": {
"ext-pdo_sqlite": "*",
"phpunit/dbunit": "^1.4 || ^2 || ^3 || ^4",
"phpunit/phpunit": "^4.8 || ^5.7 || ^6.5"
},
"type": "library",
"autoload": {
"psr-4": {
"IPLib\\": "src/"
}
},
"notification-url": "https://packagist.org/downloads/",
"license": [
"MIT"
],
"authors": [
{
"name": "Michele Locati",
"email": "mlocati@gmail.com",
"homepage": "https://github.com/mlocati",
"role": "Author"
}
],
"description": "Handle IPv4, IPv6 addresses and ranges",
"homepage": "https://github.com/mlocati/ip-lib",
"keywords": [
"IP",
"address",
"addresses",
"ipv4",
"ipv6",
"manage",
"managing",
"matching",
"network",
"networking",
"range",
"subnet"
],
"funding": [
{
"url": "https://github.com/sponsors/mlocati",
"type": "github"
},
{
"url": "https://paypal.me/mlocati",
"type": "other"
}
],
"time": "2020-12-31T11:30:02+00:00"
},
{
"name": "paragonie/random_compat",
"version": "v2.0.19",

7
lib/Configuration.php
View File

@ -79,9 +79,10 @@ class Configuration
'markdown' => 'Markdown',
),
'traffic' => array(
'limit' => 10,
'header' => null,
'dir' => 'data',
'limit' => 10,
'header' => null,
'dir' => 'data',
'exemptedIp' => null,
),
'purge' => array(
'limit' => 300,

50
lib/Persistence/TrafficLimiter.php
View File

@ -1,4 +1,5 @@
<?php
/**
* PrivateBin
*
@ -30,6 +31,15 @@ class TrafficLimiter extends AbstractPersistence
*/
private static $_limit = 10;
/**
* listed ips are exempted from limits, defaults to null
*
* @access private
* @static
* @var array
*/
private static $_exemptedIp = null;
/**
* key to fetch IP address
*
@ -51,6 +61,18 @@ class TrafficLimiter extends AbstractPersistence
self::$_limit = $limit;
}
/**
* set a list of ip(ranges) as string
*
* @access public
* @static
* @param string $exemptedIps
*/
public static function setExemptedIp($exemptedIp)
{
self::$_exemptedIp = $exemptedIp;
}
/**
* set configuration options of the traffic limiter
*
@ -62,6 +84,8 @@ class TrafficLimiter extends AbstractPersistence
{
self::setLimit($conf->getKey('limit', 'traffic'));
self::setPath($conf->getKey('dir', 'traffic'));
self::setExemptedIp($conf->getKey('exemptedIp', 'traffic'));
if (($option = $conf->getKey('header', 'traffic')) !== null) {
$httpHeader = 'HTTP_' . $option;
if (array_key_exists($httpHeader, $_SERVER) && !empty($_SERVER[$httpHeader])) {
@ -100,6 +124,32 @@ class TrafficLimiter extends AbstractPersistence
return true;
}
// Check if $_ipKey is exempted from ratelimiting
if (!is_null(self::$_exemptedIp)) {
$exIp_array = explode(',', self::$_exemptedIp);
foreach ($exIp_array as $ipRange) {
// Match $_ipKey to $ipRange and if it matches it will return with a true
$address = \IPLib\Factory::addressFromString($_SERVER[self::$_ipKey]);
$range = \IPLib\Factory::rangeFromString(trim($ipRange));
// If $range is null something went wrong (possible invalid ip given in config)
if ($range == null) {
$contained = false;
} else {
// Ip-lib does throws and exception when something goes wrong, if so we want to catch it and set contained to false
try {
$contained = $address->matches($range);
} catch (\Exception $e) {
// If something is wrong with matching the ip, we set $contained to false
$contained = false;
}
}
// Matches return true!
if ($contained == true) {
return true;
}
}
}
$file = 'traffic_limiter.php';
if (self::_exists($file)) {
require self::getPath($file);