From dd4c60c1c3423f02457bc1dcc25e36d03d537a5f Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Tue, 20 Apr 2021 19:34:39 +0200
Subject: interfaces: T3488: harden regex for supplied address string

The previously used regex allowed an address value of "dhcpfoo" which is invalid
and will raise an OSError. Harden the regex that it explicitly must be dhcp or
dhcpv6.
---
 interface-definitions/include/interface/address-ipv4-ipv6-dhcp.xml.i | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/interface-definitions/include/interface/address-ipv4-ipv6-dhcp.xml.i b/interface-definitions/include/interface/address-ipv4-ipv6-dhcp.xml.i
index b9dd59bea..123590c08 100644
--- a/interface-definitions/include/interface/address-ipv4-ipv6-dhcp.xml.i
+++ b/interface-definitions/include/interface/address-ipv4-ipv6-dhcp.xml.i
@@ -23,7 +23,7 @@
     </valueHelp>
     <constraint>
       <validator name="ip-host"/>
-      <regex>(dhcp|dhcpv6)</regex>
+      <regex>^(dhcp|dhcpv6)$</regex>
     </constraint>
     <multi/>
   </properties>
-- 
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