From b5329845ec1b5ca2314557a6a334ce2dcbf6475e Mon Sep 17 00:00:00 2001
From: Tao Li <tao.li06@sap.com>
Date: Tue, 31 Mar 2026 17:44:56 +0200
Subject: [PATCH 1/2] Introduce node-ip for prepare.sh script

---
 hack/prepare.sh | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/hack/prepare.sh b/hack/prepare.sh
index 10c005bd..eda31b72 100755
--- a/hack/prepare.sh
+++ b/hack/prepare.sh
@@ -12,6 +12,7 @@ set -Eeuo pipefail
 OPT_MULTIPORT=false
 OPT_SYNC_BRIDGE=false
 OPT_ALLOW_ULA=false
+OPT_NODE_IP=""
 
 BLUEFIELD_IDENTIFIERS=("MT_0000000543" "MT_0000000541")
 MAX_NUMVFS_POSSIBLE=126
@@ -361,7 +362,11 @@ function make_config() {
 	conf_pf0="$(get_ifname 0)"
 	conf_pf1="$(get_ifname 1)"
 	conf_vf_pattern="$(get_pattern "${devs[0]}")"
-	conf_ipv6="$(get_ipv6)"
+	if [[ -n "$OPT_NODE_IP" ]]; then
+		conf_ipv6="$OPT_NODE_IP"
+	else
+		conf_ipv6="$(get_ipv6)"
+	fi
 
 	{ echo "# This has been generated by prepare.sh"
 	echo "no-stats"
@@ -438,6 +443,10 @@ while [[ $# -gt 0 ]]; do
 		--allow-ula)
 			OPT_ALLOW_ULA=true
 			;;
+		--node-ip)
+			shift
+			OPT_NODE_IP="$1"
+			;;
 		*)
 			err "Invalid argument $1"
 	esac

From cf6d15db4842f258cd3ec1fe58edb2f06f6be8f2 Mon Sep 17 00:00:00 2001
From: Tao Li <tao.li06@sap.com>
Date: Mon, 27 Apr 2026 05:23:55 +0200
Subject: [PATCH 2/2] Use idiomatic one liner

---
 hack/prepare.sh | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/hack/prepare.sh b/hack/prepare.sh
index eda31b72..76ba6b24 100755
--- a/hack/prepare.sh
+++ b/hack/prepare.sh
@@ -362,11 +362,7 @@ function make_config() {
 	conf_pf0="$(get_ifname 0)"
 	conf_pf1="$(get_ifname 1)"
 	conf_vf_pattern="$(get_pattern "${devs[0]}")"
-	if [[ -n "$OPT_NODE_IP" ]]; then
-		conf_ipv6="$OPT_NODE_IP"
-	else
-		conf_ipv6="$(get_ipv6)"
-	fi
+	conf_ipv6=${OPT_NODE_IP:-$(get_ipv6)}
 
 	{ echo "# This has been generated by prepare.sh"
 	echo "no-stats"