mirror of https://github.com/hak5/openwrt-owl.git
34 lines
734 B
Bash
34 lines
734 B
Bash
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#!/bin/ash
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alias debug=${DEBUG:-:}
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# allow env to override nvram
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nvram () {
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case $1 in
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get) eval "echo \${NVRAM_$2:-\$(command nvram get $2)}";;
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*) command nvram $*;;
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esac
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}
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. /etc/nvram.overrides
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# valid interface?
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if_valid () {
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ifconfig "$1" >&- 2>&- ||
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[ "${1%%[0-9]}" = "br" ] ||
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{
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[ "${1%%[0-9]}" = "vlan" ] && (
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i=${1#vlan}
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hwname=$(nvram get vlan${i}hwname)
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hwaddr=$(nvram get ${hwname}macaddr)
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[ -z "$hwaddr" ] && return 1
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vif=$(ifconfig -a | awk '/^eth.*'$hwaddr'/ {print $1; exit}' IGNORECASE=1)
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debug "# vlan$i => $vif"
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$DEBUG ifconfig $vif up
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$DEBUG vconfig add $vif $i 2>&-
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)
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} ||
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{ echo -e "# $1 ignored: can't find/create"; false; }
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}
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