odhcpd: don't enable server mode on non-static lan port

[openwrt/openwrt.git] / package / network / services / odhcpd / files / odhcpd.defaults

diff --git a/package/network/services/odhcpd/files/odhcpd.defaults b/package/network/services/odhcpd/files/odhcpd.defaults
index d079ec0f806ac7fbfac9343d606a5eee7e40ac94..175e56e9bf05ed43068d3fbc356c8dc03ffd8206 100644 (file)
--- a/package/network/services/odhcpd/files/odhcpd.defaults
+++ b/package/network/services/odhcpd/files/odhcpd.defaults
@@ -2,12 +2,27 @@
 uci -q get dhcp.odhcpd && exit 0
 touch /etc/config/dhcp
 
+. /usr/share/libubox/jshn.sh
+
+json_load "$(cat /etc/board.json)"
+json_select network
+json_select lan
+json_get_vars protocol
+json_select ..
+json_select ..
+
+case "$protocol" in
+# only enable server mode on statically addressed lan ports
+"static") MODE=server ;;
+*) MODE=disabled ;;
+esac
+
 uci batch <<EOF
 set dhcp.odhcpd=odhcpd
 set dhcp.odhcpd.maindhcp=0
 set dhcp.odhcpd.leasefile=/tmp/hosts/odhcpd
 set dhcp.odhcpd.leasetrigger=/usr/sbin/odhcpd-update
-set dhcp.lan.dhcpv6=server
-set dhcp.lan.ra=server
+set dhcp.lan.dhcpv6=$MODE
+set dhcp.lan.ra=$MODE
 commit dhcp
 EOF