From c89bf6fbf85a7eb2ecf5ac0f1c9232c74f9712b0 Mon Sep 17 00:00:00 2001
From: Sina Ebrahimi <ebrahimisina78@gmail.com>
Date: Wed, 25 Aug 2021 23:58:38 +0430
Subject: [PATCH] Fix: get the left-most ip when there is multiple (#673)

X-Forwarded-For: <client>, <proxy1>, <proxy2>
get the <client> part when there is multiple proxies or load balancers
---
 aiogram/dispatcher/webhook.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/aiogram/dispatcher/webhook.py b/aiogram/dispatcher/webhook.py
index c76ffae2..4254c72c 100644
--- a/aiogram/dispatcher/webhook.py
+++ b/aiogram/dispatcher/webhook.py
@@ -241,6 +241,8 @@ class WebhookRequestHandler(web.View):
         # For reverse proxy (nginx)
         forwarded_for = self.request.headers.get('X-Forwarded-For', None)
         if forwarded_for:
+            # get the left-most ip when there is multiple ips (request got through multiple proxy/load balancers)
+            forwarded_for = forwarded_for.split(",")[0]
             return forwarded_for, _check_ip(forwarded_for)
 
         # For default method