[people/pmueller/ipfire-2.x.git] / config / udev / network-hotplug-macvtap

#!/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

PHYSICAL_INTERFACE="${INTERFACE}"
VIRTUAL_INTERFACE="${INTERFACE%phys}"
#VIRTUAL_INTERFACE="${VIRTUAL_INTERFACE}0"

# Do nothing if the physical interface does not end with "phys"
case "${PHYSICAL_INTERFACE}" in
	*phys)
		;;
	*)
		exit 0
		;;
esac

ADDRESS="$(</sys/class/net/${PHYSICAL_INTERFACE}/address)"
rand="$(</proc/sys/kernel/random/uuid)"
rand="${rand//-/}"
GENERATED_ADDRESS=$(echo "02:${rand:0:2}:${rand:2:2}:${rand:4:2}:${rand:6:2}:${rand:8:2}")

ip link add link "${PHYSICAL_INTERFACE}" "${VIRTUAL_INTERFACE}" address "${ADDRESS}" type macvlan mode bridge
ip link set "${PHYSICAL_INTERFACE}" address "${GENERATED_ADDRESS}"
ip link set "${PHYSICAL_INTERFACE}" up
Commit	Line	Data
7b616db4 JS	1	#!/bin/bash
	2	############################################################################
	3	# #
	4	# This file is part of the IPFire Firewall. #
	5	# #
	6	# IPFire is free software; you can redistribute it and/or modify #
	7	# it under the terms of the GNU General Public License as published by #
	8	# the Free Software Foundation; either version 2 of the License, or #
	9	# (at your option) any later version. #
	10	# #
	11	# IPFire is distributed in the hope that it will be useful, #
	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of #
	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
	14	# GNU General Public License for more details. #
	15	# #
	16	# You should have received a copy of the GNU General Public License #
	17	# along with IPFire; if not, write to the Free Software #
	18	# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
	19	# #
	20	# Copyright (C) 2016 IPFire Team <info@ipfire.org> #
	21	# #
	22	############################################################################
	23
	24	[ -n "${INTERFACE}" ] \|\| exit 2
	25
	26	PHYSICAL_INTERFACE="${INTERFACE}"
	27	VIRTUAL_INTERFACE="${INTERFACE%phys}"
	28	#VIRTUAL_INTERFACE="${VIRTUAL_INTERFACE}0"
	29
	30	# Do nothing if the physical interface does not end with "phys"
	31	case "${PHYSICAL_INTERFACE}" in
	32	*phys)
	33	;;
	34	*)
	35	exit 0
	36	;;
	37	esac
	38
	39	ADDRESS="$(</sys/class/net/${PHYSICAL_INTERFACE}/address)"
	40	rand="$(</proc/sys/kernel/random/uuid)"
	41	rand="${rand//-/}"
	42	GENERATED_ADDRESS=$(echo "02:${rand:0:2}:${rand:2:2}:${rand:4:2}:${rand:6:2}:${rand:8:2}")
	43
	44	ip link add link "${PHYSICAL_INTERFACE}" "${VIRTUAL_INTERFACE}" address "${ADDRESS}" type macvlan mode bridge
	45	ip link set "${PHYSICAL_INTERFACE}" address "${GENERATED_ADDRESS}"
	46	ip link set "${PHYSICAL_INTERFACE}" up