From 5ebfafbeb566d93c039c7aa54adc8547a429c5db Mon Sep 17 00:00:00 2001
From: Daniel Vaknin <74358812+DanielTeraSky@users.noreply.github.com>
Date: Fri, 23 Sep 2022 13:47:02 +0300
Subject: [PATCH] Dynamically get interface name for setting IP address in
 hosts file

---
 agent/plugins/domainjoin/domainjoin_unix_script.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/agent/plugins/domainjoin/domainjoin_unix_script.go b/agent/plugins/domainjoin/domainjoin_unix_script.go
index 133209d53..7424bfe87 100755
--- a/agent/plugins/domainjoin/domainjoin_unix_script.go
+++ b/agent/plugins/domainjoin/domainjoin_unix_script.go
@@ -552,7 +552,8 @@ print_vars() {
 #########################################################
 configure_hosts_file() {
     fullhost="${COMPUTER_NAME}.${DIRECTORY_NAME}"  # ,, means lowercase since bash v4
-    ip_address="$(ip -o -4 addr show eth0 | awk '{print $4}' | cut -d/ -f1)"
+    if_name=$(ip route list | grep default | grep -E  'dev (\w+)' -o | awk '{print $2}')
+    ip_address="$(ip -o -4 addr show $if_name | awk '{print $4}' | cut -d/ -f1)"
     cleanup_comment='# Generated by Domain Join SSMDocument'
     sed -i".orig" -r\
         "/^.*${cleanup_comment}/d;\