🌴 Sync 2026-03-05 23:51:42

docker-lan-bridge/files/docker-lan.hotplug

@@ -0,0 +1,2 @@
+
+[ "$ACTION" = add -a "$DEVICENAME" = br-lan ] && ip link set docker-lan-d master docker-lan

docker-lan-bridge/files/docker-lan.init

@@ -0,0 +1,30 @@
+#!/bin/sh /etc/rc.common
+
+START=15
+
+boot() {
+	ip link add docker-lan type bridge
+	ip link add docker-lan-op type veth peer name docker-lan-d
+	ip link set docker-lan-d master docker-lan
+	ip link set docker-lan-op up
+	ip link set docker-lan-d up
+}
+
+start() {
+	# in case docker-lan was destroyed
+	ip link add docker-lan type bridge 2>/dev/null
+	ip link set docker-lan-d master docker-lan 2>/dev/null
+
+	docker network inspect docker-lan -f '{{.Name}}' >/dev/null 2>&1 && return 0
+
+	local lanip=`ip addr show dev br-lan | grep -m1 'inet ' | head -1 | sed -nE 's#.*inet ([0-9\.]*)/([0-9]*) .*#\1#p'`
+	local dockerip=172.25.1
+	if [ -n "$lanip" ]; then
+		local lanip3=`echo "$lanip" | cut -d. -f3`
+		local lanip4=`echo "$lanip" | cut -d. -f4`
+		dockerip=172.$(( $lanip3 & 7 | 24 )).$lanip4
+	fi
+
+	docker network create --subnet $dockerip.0/24 --gateway $dockerip.1 --ip-range $dockerip.0/25 \
+		-d bridge -o com.docker.network.bridge.name=docker-lan docker-lan
+}

docker-lan-bridge/files/docker-lan.uci

@@ -0,0 +1,38 @@
+#!/bin/sh
+
+/etc/init.d/docker-lan boot 2>/dev/null
+
+uci_find_section()
+{
+	local config="$1"
+	local type="$2"
+	local key="$3"
+	local value="$4"
+	local section
+
+	uci show $config | grep -E '^'$config'\.[^\.]+\.'$key'='"'$value'"'$' | sed 's/\.'$key'='"'$value'"'$//' | while read section; do
+		[ "$type" = "`uci get "$section"`" ] && echo $section
+	done
+}
+
+section=`uci_find_section network device name br-lan | head -n1`
+if [ -n "$section" ]; then
+	uci get "$section.ports" | grep -wq docker-lan-op || uci add_list "$section.ports=docker-lan-op"
+else
+	ifnames="`uci get network.lan.device`"
+	if [ -n "$ifnames" ]; then
+		echo "$ifnames" | grep -wq docker-lan-op || {
+			ifnames="$ifnames docker-lan-op"
+			uci set network.lan.device="$ifnames"
+			uci set network.lan.type='bridge'
+		}
+	else
+		echo "uci get lan ports failed!" >&2
+		exit 1
+	fi
+fi
+uci commit network
+
+/etc/init.d/network reload
+
+exit 0