1 #!/bin/bash

     2 

     3 #------------------------------------------------------------------------------

     4 #

     5 #  $Id$

     6 #

     7 #  Copyright (C) 2006  Florian Pose, Ingenieurgemeinschaft IgH

     8 #

     9 #  This file is part of the IgH EtherCAT Master.

    10 #

    11 #  The IgH EtherCAT Master is free software; you can redistribute it

    12 #  and/or modify it under the terms of the GNU General Public License

    13 #  as published by the Free Software Foundation; either version 2 of the

    14 #  License, or (at your option) any later version.

    15 #

    16 #  The IgH EtherCAT Master is distributed in the hope that it will be

    17 #  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of

    18 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    19 #  GNU General Public License for more details.

    20 #

    21 #  You should have received a copy of the GNU General Public License

    22 #  along with the IgH EtherCAT Master; if not, write to the Free Software

    23 #  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    24 #

    25 #  The right to use EtherCAT Technology is granted and comes free of

    26 #  charge under condition of compatibility of product made by

    27 #  Licensee. People intending to distribute/sell products based on the

    28 #  code, have to sign an agreement to guarantee that products using

    29 #  software based on IgH EtherCAT master stay compatible with the actual

    30 #  EtherCAT specification (which are released themselves as an open

    31 #  standard) as the (only) precondition to have the right to use EtherCAT

    32 #  Technology, IP and trade marks.

    33 #

    34 #------------------------------------------------------------------------------

    35 

    36 # this ifup.d script adds special network interfaces to a network bridge

    37 

    38 CFGNAME=${1}

    39 IFNAME=${2}

    40 

    41 # customize here

    42 BRNAME="eoebr0"

    43 INTERFACES=""

    44 BRCTL="/sbin/brctl"

    45 LOGGER="logger -t ifup-eoe"

    46 

    47 # if the current interface in the list of interfaces to bridge?

    48 if ! echo ${INTERFACES} | grep -qw ${IFNAME}; then

    49     exit 0;

    50 fi

    51 

    52 # does the EoE bridge already exist?

    53 if ! ${BRCTL} show | grep -q "^${BRNAME}"; then

    54 	${LOGGER} Creating ${BRNAME}

    55 	${BRCTL} addbr ${BRNAME} # create it

    56 fi

    57 

    58 ${LOGGER} Adding ${IFNAME} to ${BRNAME}

    59 ip link set ${IFNAME} down

    60 ip addr flush dev ${IFNAME}

    61 ${BRCTL} addif ${BRNAME} ${IFNAME}

    62 ip link set ${IFNAME} up

    63 

    64 #------------------------------------------------------------------------------