From 9457bd97ee07f6eb163d7fc83bdc8e9e3172d9d7 Mon Sep 17 00:00:00 2001
From: lazedo <luis.azedo@factorlusitano.com>
Date: Mon, 3 Feb 2020 00:04:17 +0000
Subject: [PATCH] only add x-headers for INVITE|MESSAGE|REFER

* also excludes in-dialog
---
 kamailio/auth.cfg | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kamailio/auth.cfg b/kamailio/auth.cfg
index 47c2deb..3f5cdd4 100644
--- a/kamailio/auth.cfg
+++ b/kamailio/auth.cfg
@@ -22,6 +22,10 @@ route[AUTH_HEADERS]
 {
    remove_hf_re("^X-");
 
+   if (!is_method("INVITE|MESSAGE|REFER") || has_totag()) {
+        return;
+   }
+
    xavp_params_implode("hf", "$var(outx)");
    $var(out) = $(var(outx){re.subst,/^(.*);$$/\1/});
    $var(c) = $(var(out){param.count});