From df1c72fe4123e0ae14141e359b5eaf1edf9b2266 Mon Sep 17 00:00:00 2001
From: Eric Lindvall <eric@5stops.com>
Date: Wed, 19 Jan 2022 19:21:46 -0800
Subject: [PATCH] Fix logging of IPv6 addresses with scope

---
 context.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/context.go b/context.go
index cccb013a..d12eeb62 100644
--- a/context.go
+++ b/context.go
@@ -760,9 +760,10 @@ func (c *Context) ClientIP() string {
 	// It also checks if the remoteIP is a trusted proxy or not.
 	// In order to perform this validation, it will see if the IP is contained within at least one of the CIDR blocks
 	// defined by Engine.SetTrustedProxies()
+	// If the IP could not be parsed (because, for instance, it is an ipv6 address with a scope), it will return the remote IP as-is.
 	remoteIP := net.ParseIP(c.RemoteIP())
 	if remoteIP == nil {
-		return ""
+		return c.RemoteIP()
 	}
 	trusted := c.engine.isTrustedProxy(remoteIP)