From 1f28619ef01889996be170990f4ea6b4635f4997 Mon Sep 17 00:00:00 2001
From: andreas <a.malathouras@guestflip.io>
Date: Wed, 6 Dec 2023 12:39:32 +0200
Subject: [PATCH] Fix parsing of Host header in HTTP tunnel

---
 internal/http_tunnel/http_tunnel.go | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/internal/http_tunnel/http_tunnel.go b/internal/http_tunnel/http_tunnel.go
index 1b39830..1572a49 100644
--- a/internal/http_tunnel/http_tunnel.go
+++ b/internal/http_tunnel/http_tunnel.go
@@ -152,7 +152,6 @@ func parseHTTP(bufferStr string) (map[string]string, string, string, string, str
 	lines := strings.Split(headerPart, "\r\n")
 	requestLine := lines[0]
 	headerLines := lines[1:]
-
 	// Parse the request line
 	requestLineParts := strings.Split(requestLine, " ")
 	method := requestLineParts[0]
@@ -178,7 +177,7 @@ func parseHTTP(bufferStr string) (map[string]string, string, string, string, str
 		headers[headerName] = headerValue
 
 		// Special handling for the Host header
-		if headerName == "Host" {
+		if strings.ToLower(headerName) == "host" {
 			host = headerValue
 		}
 	}