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#!/bin/sh
# bridge-network-interface - configure a network bridge
#
# This service checks whether a physical network device that has been added
# is one of the ports in a bridge config, and if so, brings up the related
# bridge
set -e
if [ -z "$INTERFACE" ]; then
echo "missing \$INTERFACE" >&2
exit 1
fi
#default configuration
BRIDGE_HOTPLUG=no
[ -f /etc/default/bridge-utils ] && . /etc/default/bridge-utils
[ "$BRIDGE_HOTPLUG" = "no" ] && exit 0
. /usr/lib/bridge-utils/bridge-utils.sh
if [ -d /run/network ]; then
for i in $(ifquery --list --allow auto); do
ports=$(ifquery $i | sed -n -e's/^bridge[_-]ports: //p')
for port in $(bridge_parse_ports $ports); do
case $port in
$INTERFACE|$INTERFACE.*)
create_vlan_port
if [ -d /sys/class/net/$port ]; then
ifup --allow auto $i
if [ -e /proc/sys/net/ipv6/conf/$port ]; then ip link set $port addrgenmode none;fi
if [ "$(ifquery "$i"|sed -n -e's/^bridge[_-]hw: //p')" = "$port" ]; then
ip link set dev "$i" address "$(ip link show dev "$port" 2>/dev/null|sed -n "s|.*link/ether \([^ ]*\) brd.*|\1|p")"
fi
brctl addif $i $port && ip link set dev $port up
fi
break
;;
esac
done
done
fi
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