src/helpers/bridge-stp

   1 #!/bin/sh
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire - An Open Source Firewall Solution                                   #
   5 # Copyright (C) 2011 IPFire development team                                  #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 # Change LOG_FACILITY that we will find our messages in syslog.
  23 LOG_FACILITY=$(basename ${0})
  24
  25 . /usr/lib/network/functions
  26
  27 # Read network settings
  28 network_settings_read
  29
  30 zone=${1}
  31 assert isset zone
  32
  33 action=${2}
  34 assert isset action
  35
  36 # Exit immediately, if zone configuration does not exist.
  37 # This is for manually created bridges.
  38 if ! zone_exists ${zone}; then
  39         exit ${EXIT_KERNEL_STP}
  40 fi
  41
  42 # Read zone settings
  43 zone_settings_read "${zone}" --ignore-superfluous-settings STP
  44
  45 # Make sure STP is enabled for this zone.
  46 if ! enabled STP; then
  47         log ERROR "The kernel tried to enable STP for zone ${zone}"
  48         log ERROR "but our configuration disagrees"
  49         exit ${EXIT_STP_ERROR}
  50 fi
  51
  52 case "${action}" in
  53         start)
  54                 log INFO "STP activated for ${zone}"
  55                 exit ${EXIT_STP_KERNEL}
  56                 ;;
  57         stop)
  58                 log INFO "STP deactivated for ${zone}"
  59                 exit ${EXIT_OK}
  60                 ;;
  61         *)
  62                 log ERROR "Unknown action: ${action}"
  63                 exit ${EXIT_STP_ERROR}
  64 esac