From 74ddb29c6c9ce31450234e77fd39c73d0d51c3c5 Mon Sep 17 00:00:00 2001
From: sarthurdev <965089+sarthurdev@users.noreply.github.com>
Date: Sun, 7 Jan 2024 21:41:23 +0100
Subject: dhcp: T3316: Fix `listen-address` handling and add `listen-interface`
 as supported by Kea

---
 python/vyos/template.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'python/vyos/template.py')

diff --git a/python/vyos/template.py b/python/vyos/template.py
index c0c09f690..1368f1f61 100644
--- a/python/vyos/template.py
+++ b/python/vyos/template.py
@@ -786,6 +786,23 @@ def range_to_regex(num_range):
     regex = range_to_regex(num_range)
     return f'({regex})'
 
+@register_filter('kea_address_json')
+def kea_address_json(addresses):
+    from json import dumps
+    from vyos.utils.network import is_addr_assigned
+
+    out = []
+
+    for address in addresses:
+        ifname = is_addr_assigned(address, return_ifname=True)
+
+        if not ifname:
+            continue
+
+        out.append(f'{ifname}/{address}')
+
+    return dumps(out)
+
 @register_filter('kea_failover_json')
 def kea_failover_json(config):
     from json import dumps
-- 
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