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Added optional rate limiting for services

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Pinga 2024-03-01 10:54:46 +02:00
parent b0f63ffb25
commit b3113da4f4
15 changed files with 110 additions and 13 deletions
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17
rdap/start_rdap.php
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@ -7,6 +7,7 @@ if (!extension_loaded('swoole')) {
use Swoole\Http\Server;
use Swoole\Http\Request;
use Swoole\Http\Response;
use Namingo\Rately\Rately;
$c = require_once 'config.php';
require_once 'helpers.php';
@ -44,13 +45,25 @@ $http->set([
'reload_async' => true,
'http_compression' => true
]);
$rateLimiter = new Rately();
$log->info('server started.');
// Handle incoming HTTP requests
$http->on('request', function ($request, $response) use ($c, $pool, $log) {
$http->on('request', function ($request, $response) use ($c, $pool, $log, $rateLimiter) {
// Get a PDO connection from the pool
$pdo = $pool->get();
$remoteAddr = $request->server['remote_addr'];
if (!isIpWhitelisted($remoteAddr, $pdo)) {
if (($c['rately'] == true) && ($rateLimiter->isRateLimited('rdap', $remoteAddr, $c['limit'], $c['period']))) {
$log->error('rate limit exceeded for ' . $remoteAddr);
$response->header('Content-Type', 'application/json');
$response->status(429);
$response->end(json_encode(['error' => 'Rate limit exceeded. Please try again later.']));
}
}
try {
// Extract the request path
$requestPath = $request->server['request_uri'];