From f1e35d43695f914677fcf8b2b4550a3c58cdcf10 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 28 Apr 2026 14:42:07 +0200
Subject: Add IP address normalization, add support for X-Forwarded-For

Tests written by Junie AI
---
 modules-available/syslog/api.inc.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'modules-available/syslog/api.inc.php')

diff --git a/modules-available/syslog/api.inc.php b/modules-available/syslog/api.inc.php
index c810feb7..eb223ae1 100644
--- a/modules-available/syslog/api.inc.php
+++ b/modules-available/syslog/api.inc.php
@@ -42,8 +42,9 @@ if (($user = Request::post('export-user', false, 'string')) !== false) {
 
 $type = Request::post('type', Request::REQUIRED, 'string');
 
-$ip = $_SERVER['REMOTE_ADDR'];
-if (substr($ip, 0, 7) === '::ffff:') $ip = substr($ip, 7);
+$ip = Util::getClientIp();
+if ($ip === null)
+	ErrorHandler::traceError("could not determine client IP");
 
 // TODO: Handle UUID in appropriate modules (optional)
 $uuid = Request::post('uuid', '', 'string');
-- 
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