From 323f96a50222874f74c7f7b3bc435634191804a6 Mon Sep 17 00:00:00 2001
From: Fovway <fovway@gmail.com>
Date: Sun, 26 Oct 2025 07:13:26 +0700
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- Добавлена поддержка IPv4-mapped IPv6 адресов, позволяющая корректно извлекать IPv4 адреса из формата ::ffff:192.168.1.1.
- Оптимизирована логика обработки IPv6 адресов для улучшения точности получения клиентского IP.
---
 server.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/server.js b/server.js
index 8dc135a..a8de784 100644
--- a/server.js
+++ b/server.js
@@ -327,7 +327,10 @@ function getClientIP(req) {
     ip = ip.replace(/[[\]]/g, "");
 
     // Обрабатываем IPv6 адреса
-    if (ip.includes("::")) {
+    if (ip.startsWith("::ffff:")) {
+      // IPv4-mapped IPv6 address (::ffff:192.168.1.1)
+      ip = ip.substring(7); // Убираем "::ffff:"
+    } else if (ip.includes("::")) {
       const ipv6Match = ip.match(/^(\[)?([^\]]+)(\])?(:(\d+))?$/);
       if (ipv6Match) {
         ip = ipv6Match[2];