From 72df05868486eb82bdc5982ee65b590956cf8503 Mon Sep 17 00:00:00 2001
From: "Joshua M. Boniface" <joshua@boniface.me>
Date: Fri, 1 Sep 2023 15:42:24 -0400
Subject: [PATCH] Ensure ZK prioritizes IPv4

---
 roles/pvc/templates/zookeeper/environment.j2 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/roles/pvc/templates/zookeeper/environment.j2 b/roles/pvc/templates/zookeeper/environment.j2
index 84bc73f..21d2193 100644
--- a/roles/pvc/templates/zookeeper/environment.j2
+++ b/roles/pvc/templates/zookeeper/environment.j2
@@ -5,6 +5,6 @@ ZOOCFG=/etc/zookeeper/conf/zoo.cfg
 ZOO_LOG_DIR=/var/log/zookeeper
 ZOO_LOG4J_PROP=INFO,ROLLINGFILE
 JMXLOCALONLY=false
-JAVA_OPTS=""
+JAVA_OPTS="-Djava.net.preferIPv4Stack=True"
 JAVA=/usr/bin/java
 CLASSPATH="/etc/zookeeper/conf:/usr/share/java/jline.jar:/usr/share/java/log4j-1.2.jar:/usr/share/java/xercesImpl.jar:/usr/share/java/xmlParserAPIs.jar:/usr/share/java/netty.jar:/usr/share/java/slf4j-api.jar:/usr/share/java/slf4j-log4j12.jar:/usr/share/java/zookeeper.jar"