From d74efda6e426527c8b6876276d605905026755c3 Mon Sep 17 00:00:00 2001
From: Diwakar Rana <diwakarrana@google.com>
Date: Mon, 30 Mar 2026 13:22:31 +0000
Subject: [PATCH] fix(kafka): resolve broker registration failure due to JLine
 warnings

---
 kafka/kafka.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kafka/kafka.sh b/kafka/kafka.sh
index ece51eefc..c58dcb8e9 100755
--- a/kafka/kafka.sh
+++ b/kafka/kafka.sh
@@ -98,7 +98,7 @@ function wait_for_zookeeper() {
 function wait_for_kafka() {
   for i in {1..20}; do
     local broker_list=$(get_broker_list || true)
-    if [[ "${broker_list}" == *" ${BROKER_ID},"* ]]; then
+    if echo "${broker_list}" | grep -q "${BROKER_ID}"; then
       return 0
     else
       echo "Kafka broker ${BROKER_ID} is not registered yet, retry ${i}..."