Files
bpfire/config/udev/network-hotplug-bridges
Daniel Weismüller 73476dd9dc Drop support for macvtap
This has been broken because of other changes on the network scripts and
since we now have support for bridges there is no point in supporting
something else that has the same functionality.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
2021-04-08 10:19:55 +00:00

124 lines
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#!/bin/bash
############################################################################
# #
# This file is part of the IPFire Firewall. #
# #
# IPFire is free software; you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation; either version 2 of the License, or #
# (at your option) any later version. #
# #
# IPFire is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with IPFire; if not, write to the Free Software #
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
# #
# Copyright (C) 2016 IPFire Team <info@ipfire.org> #
# #
############################################################################
[ -n "${INTERFACE}" ] || exit 2
eval $(/usr/local/bin/readhash /var/ipfire/ethernet/settings)
detect_zone() {
local intf="${INTERFACE%?}"
intf="${intf%phys}"
intf="${intf^^}"
local zone
for zone in GREEN BLUE ORANGE RED; do
# Try to find if INTERFACE is the *phys version of a zone
if [ "${intf}" = "${zone}" ]; then
echo "${zone}"
return 0
fi
# Try to find out if this INTERFACE is a slave of a zone
local slave
for slave in $(get_value "${zone}_SLAVES"); do
#Compare if the mac address matches or if the name matches
if ([ "$(</sys/class/net/${INTERFACE}/address)" = "${slave}" ] || [ "${INTERFACE}" = "${slave}" ]); then
echo "${zone}"
return 0
fi
done
done
return 1
}
get_value() {
echo "${!1}"
}
random_mac_address() {
local address="02"
for i in $(seq 5); do
printf -v address "${address}:%02x" "$(( RANDOM % 256 ))"
done
echo "${address}"
}
# Try to detect which zone we are operating on
ZONE=$(detect_zone)
# Cannot proceed if we could not find a zone
if [ -z "${ZONE}" ]; then
logger "Could not find a bridged zone for ${INTERFACE}"
exit 0
fi
# Determine the mode of this zone
MODE="$(get_value "${ZONE}_MODE")"
# The name of the virtual bridge
BRIDGE="$(get_value "${ZONE}_DEV")"
STP="$(get_value "${ZONE}_STP")"
STP_PRIORITY="$(get_value "${ZONE}_STP_PRIORITY")"
case "${MODE}" in
bridge)
# We need to check if $STP_PRIORITY has a valid value if not set it
if [ -z "${STP_PRIORITY}" ]; then
STP_PRIORITY=16384
fi
ADDRESS="$(get_value "${ZONE}_MACADDR")"
[ -n "${ADDRESS}" ] || ADDRESS="$(random_mac_address)"
# We need to create the bridge if it doesn't exist, yet
if [ ! -d "/sys/class/net/${BRIDGE}" ]; then
ip link add "${BRIDGE}" address "${ADDRESS}" type bridge \
$([ "${STP}" = "on" ] && echo "stp_state 1 priority ${STP_PRIORITY}" )
#ip link set "${BRIDGE}" up
fi
# Try setting wireless interfaces into master mode
if [ -d "/sys/class/net/${INTERFACE}/phy80211" ]; then
iw dev "${INTERFACE}" set type __ap
fi
# Attach the physical device
logger "Attach ${INTERFACE} to ${BRIDGE}"
ip link set dev "${INTERFACE}" master "${BRIDGE}"
ip link set dev "${INTERFACE}" up
;;
"")
exit 0
;;
*)
logger -t "network" "Unhandled mode '${MODE}' for '${ZONE}' (${INTERFACE})"
exit 1
;;
esac