From df08eabeed84bebc453041abd3041f73deca63c1 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 28 Nov 2023 12:26:14 +0100
Subject: [run-virt] Make sure we don't pass localhost as DNS server to VMs

---
 core/modules/run-virt/data/opt/openslx/scripts/runvirt-start_dhcpd | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/modules/run-virt/data/opt/openslx/scripts/runvirt-start_dhcpd b/core/modules/run-virt/data/opt/openslx/scripts/runvirt-start_dhcpd
index bed6ac88..e920855a 100755
--- a/core/modules/run-virt/data/opt/openslx/scripts/runvirt-start_dhcpd
+++ b/core/modules/run-virt/data/opt/openslx/scripts/runvirt-start_dhcpd
@@ -26,7 +26,10 @@ getresolvconf() {
 [ -z "${SLX_NET_SEARCH}" ] && SLX_NET_SEARCH="$( getresolvconf search )"
 # Do not use helper here and check (loosely) for IPv4
 declare -a dns
-dns=( $( awk '$1 == "nameserver" && $2 ~ "\\..*\\..*\\." {print $2}' /etc/resolv.conf ) )
+# sed any reference to localhost by our nat1 IP, in case we run something like
+# dnsmasq locally later on
+dns=( $( awk '$1 == "nameserver" && $2 ~ "\\..*\\..*\\." {print $2}' /etc/resolv.conf \
+	| sed 's/^127.*$/192.168.101.1/' ) )
 [ -z "${dns}" ] && dns=( $SLX_DNS )
 # Fallbacks
 [ -z "${dns}" ] && dns=( "8.8.8.8" "8.8.4.4" )
-- 
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