From 09f3913a49a38c25983ad12b6c7627ba644f1e5d Mon Sep 17 00:00:00 2001
From: Greg Harvey <greg.harvey@gmail.com>
Date: Wed, 11 Jun 2025 16:00:09 +0200
Subject: [PATCH] Disabling ipv6.

---
 roles/aws/aws_ec2_with_eip/templates/user-data-debian.sh.j2 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/roles/aws/aws_ec2_with_eip/templates/user-data-debian.sh.j2 b/roles/aws/aws_ec2_with_eip/templates/user-data-debian.sh.j2
index 4b90a41cc..9b1ef912c 100644
--- a/roles/aws/aws_ec2_with_eip/templates/user-data-debian.sh.j2
+++ b/roles/aws/aws_ec2_with_eip/templates/user-data-debian.sh.j2
@@ -1,5 +1,8 @@
 #!/bin/bash
 
+# Disable ipv6
+sysctl -w net.ipv6.conf.all.disable_ipv6=1
+
 # Update Linux
 /usr/bin/apt-get -y update
 /usr/bin/apt-get dist-upgrade -y -o Dpkg::Options::="--force-confnew"