test-vlan.sh

#!/bin/sh
#

. /lib/functions.sh

LOG_FILE=/tmp/vlan.log

START_VLAN_NUM=$1
END_VLAN_NUM=$2

usage() {
	echo "test-vlan.sh [START_VLAN_NUM] [END_VLAN_NUM]"
}

check_args() {
	local num=$1
	
	[ "$num" != "2" ] && {
		usage
		exit 1
	}
}

network_switch_vlan_cb() {
	local section=$1

	config_get vlan $section vlan
	if [ "$vlan" == "1" ] || [ "$vlan" == "2" ]; then
		return
	fi
	
	uci delete network.$section
	uci commit network
}

network_interface_cb() {
	local section=$1
	local ifn

	config_get ifname $section ifname
	config_get type $section type
	ifn=$(echo $ifname | sed 's/br-//')
	
	if [ "$type" == "bridge" ] && [ "$ifname" != "br-lan" ]; then
		uci delete network.$section
		uci commit network
		ifdown $ifn
	fi
}

del_all_lan_vlan() {
	echo "Deleting ALL LAN VLAN !!!" >> $LOG_FILE
	config_load network
	config_foreach network_switch_vlan_cb switch_vlan
	config_foreach network_interface_cb interface
}

# $1: vlan id
add_vlan() {
	local id=$1
	local name="lan$id"
	
	echo "Adding VLAN $id !!!" >> $LOG_FILE
	uci add network switch_vlan
	uci set network.@switch_vlan[-1].device='switch0'
	uci set network.@switch_vlan[-1].vlan="$i"
	uci set network.@switch_vlan[-1].ports='0t 1t 2t 3t 4t'
	uci set network.@switch_vlan[-1].vid="$id"
	uci set network.@switch_vlan[-1].o_priority='0'

	uci set network.$name=interface
	uci set network.$name.ifname="eth1.$id"
	uci set network.$name.proto='static'
	uci set network.$name.type='bridge'
	uci set network.$name.ipaddr="192.168.$id.1"
	uci set network.$name.netmask='255.255.255.0'
	uci set network.$name.gateway="192.168.$id.1"
	
	uci commit network
}

main() {	
	echo "===================================" >> $LOG_FILE
	
	del_all_lan_vlan
	
	for i in $(seq $START_VLAN_NUM $END_VLAN_NUM); do
		add_vlan "$i"
		reload_config network &
	done
	
	echo "===================================" >> $LOG_FILE
}

check_args $# $START_VLAN_NUM $END_VLAN_NUM

main

exit 0