From 88c3ec3bf4a8d374bdfcbec44d2f7d726c705da3 Mon Sep 17 00:00:00 2001
From: "jinkangkang.jkk" <jinkangkang.jkk@alibaba-inc.com>
Date: Tue, 15 Oct 2024 17:30:13 +0800
Subject: [PATCH] fix: Add check if the data source supports IPv6 when perform
 dhcp

---
 cloudinit/sources/DataSourceEc2.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cloudinit/sources/DataSourceEc2.py b/cloudinit/sources/DataSourceEc2.py
index 10837df6a0e..b68f4a6994e 100644
--- a/cloudinit/sources/DataSourceEc2.py
+++ b/cloudinit/sources/DataSourceEc2.py
@@ -15,6 +15,7 @@
 import uuid
 from contextlib import suppress
 from typing import Dict, List
+from urllib.parse import urlparse
 
 from cloudinit import dmi, net, sources
 from cloudinit import url_helper as uhelp
@@ -158,7 +159,7 @@ def _get_data(self):
                     self.distro,
                     self.distro.fallback_interface,
                     ipv4=True,
-                    ipv6=True,
+                    ipv6=any([net.is_ipv6_address(urlparse(url).netloc.strip("[]")) for url in self.metadata_urls]),
                 ) as netw:
                     self._crawled_metadata = self.crawl_metadata()
                     LOG.debug(