3 files changed, 38 insertions, 3 deletions
diff --git a/package/base-files/Makefile b/package/base-files/Makefile
index c139ea313b..f63c4db533 100644
--- a/package/base-files/Makefile
+++ b/package/base-files/Makefile
@@ -12,7 +12,7 @@ include $(INCLUDE_DIR)/version.mk
 include $(INCLUDE_DIR)/feeds.mk
 
 PKG_NAME:=base-files
-PKG_RELEASE:=234
+PKG_RELEASE:=235
 PKG_FLAGS:=nonshared
 
 PKG_FILE_DEPENDS:=$(PLATFORM_DIR)/ $(GENERIC_PLATFORM_DIR)/base-files/
diff --git a/package/base-files/files/bin/config_generate b/package/base-files/files/bin/config_generate
index eb6816e519..e23f901504 100755
--- a/package/base-files/files/bin/config_generate
+++ b/package/base-files/files/bin/config_generate
@@ -7,6 +7,28 @@ CFG=/etc/board.json
 [ -s $CFG ] || /bin/board_detect || exit 1
 [ -s /etc/config/network -a -s /etc/config/system ] && exit 0
 
+generate_bridge() {
+	local name=$1
+	uci -q batch <<-EOF
+		set network.$name=device
+		set network.$name.name=$name
+		set network.$name.type=bridge
+	EOF
+}
+
+bridge_vlan_id=0
+generate_bridge_vlan() {
+	local device=$1
+	local ports="$2"
+	bridge_vlan_id=$((bridge_vlan_id + 1))
+	uci -q batch <<-EOF
+		add network bridge-vlan
+		set network.@bridge-vlan[-1].device='$device'
+		set network.@bridge-vlan[-1].vlan='$bridge_vlan_id'
+		set network.@bridge-vlan[-1].ports='$ports'
+	EOF
+}
+
 generate_static_network() {
 	uci -q batch <<-EOF
 		delete network.loopback
@@ -63,6 +85,7 @@ generate_static_network() {
 addr_offset=2
 generate_network() {
 	local ifname macaddr protocol type ipaddr netmask
+	local bridge=$2
 
 	json_select network
 		json_select "$1"
@@ -77,6 +100,12 @@ generate_network() {
 		*\ * | lan:*) type="bridge" ;;
 	esac
 
+	[ -n "$bridge" ] && {
+		generate_bridge_vlan $bridge "$ifname"
+		ifname=$bridge.$bridge_vlan_id
+		type=""
+	}
+
 	uci -q batch <<-EOF
 		delete network.$1
 		set network.$1='interface'
@@ -236,7 +265,6 @@ generate_switch() {
 	json_select ..
 }
 
-
 generate_static_system() {
 	uci -q batch <<-EOF
 		delete system.@system[0]
@@ -439,8 +467,11 @@ if [ ! -s /etc/config/network ]; then
 	touch /etc/config/network
 	generate_static_network
 
+	json_get_vars bridge
+	[ -n "$bridge" ] && generate_bridge $bridge
+
 	json_get_keys keys network
-	for key in $keys; do generate_network $key; done
+	for key in $keys; do generate_network $key $bridge; done
 
 	json_get_keys keys switch
 	for key in $keys; do generate_switch $key; done
diff --git a/package/base-files/files/lib/functions/uci-defaults.sh b/package/base-files/files/lib/functions/uci-defaults.sh
index 27a409fe3b..39bbeda24c 100755
--- a/package/base-files/files/lib/functions/uci-defaults.sh
+++ b/package/base-files/files/lib/functions/uci-defaults.sh
@@ -90,6 +90,10 @@ ucidef_set_interfaces_lan_wan() {
 	ucidef_set_interface_wan "$wan_if"
 }
 
+ucidef_set_bridge_device() {
+	json_add_string bridge "${1:switch0}"
+}
+
 _ucidef_add_switch_port() {
 	# inherited: $num $device $need_tag $want_untag $role $index $prev_role
 	# inherited: $n_cpu $n_ports $n_vlan $cpu0 $cpu1 $cpu2 $cpu3 $cpu4 $cpu5