#!/bin/bash
#FILES
#       /proc/net/vlan/config
#       /proc/net/vlan/[vlan-device]
# rc.conf:
# VLANs
#
#VLAN_DEVS=(eth0.6)
######
# /etc/rc.d/network
# vlan settings
#[ -f /etc/conf.d/create_vlans ] && . /etc/conf.d/create_vlans
#
### Variables ###
LSMOD_PATH="/usr/bin/lsmod"
VLAN_PATH="/proc/net/vlan/"
VCONFIG_PATH="/usr/sbin/vconfig"
#
### Functions ###
vlan_add()
{
	if [ -e $VCONFIG_PATH ];then
		/usr/bin/lsmod | grep 8021q > /dev/null 2> /dev/null
		if [ $? == 0 ];then
			if [ ! -e $VLAN_PATH$1 ];then
				VLANS_DEV=$1
				VLAN_IFACE=`echo $VLANS_DEV | cut -d "." -f1`
				VLAN_ID=`echo $VLANS_DEV | cut -d "." -f2`
				$VCONFIG_PATH add $VLAN_IFACE $VLAN_ID > /dev/null 2> /dev/null
			fi
		else
			echo "8021q Module not loaded"
		fi
	else
		echo "please install vconfig: pacman -S vconfig"
	fi
}
vlan_rem()
{
	vconfig rem $1
}
#
### Main ###
if [ ! -e $LSMOD_PATH ];then
	echo "/usr/bin/lsmod not available, unable to check vlan module"
else
	for vlans in ${VLAN_DEVS[@]}; do
		vlan_add $vlans   
	done
fi