hooks/zones/bridge.ports/virtual

   1 #!/bin/bash
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2010  Michael Tremer & Christian Schmidt                      #
   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 . /lib/network/header-port
  23
  24 HOOK_SETTINGS="HOOK DEVICE DEVICE_MAC DEVICE_VID"
  25
  26 DEVICE_MAC=$(mac_generate)
  27
  28 function _check() {
  29         assert ismac DEVICE
  30         assert ismac DEVICE_MAC
  31
  32         assert isinteger DEVICE_VID
  33
  34         if [ ${DEVICE_VID} -gt 4096 ]; then
  35                 error "DEVICE_VID is greater than 4096."
  36                 exit ${EXIT_ERROR}
  37         fi
  38
  39         local reserved
  40         for reserved in 0 4095; do
  41                 if [ "${DEVICE_VID}" = "${reserved}" ]; then
  42                         error "DEVICE_VID=${reserved} is reserved."
  43                         exit ${EXIT_ERROR}
  44                 fi
  45         done
  46 }
  47
  48 function _create() {
  49         local zone=${1}
  50         local device=${2}
  51         shift 2
  52
  53         while [ $# -gt 0 ]; do
  54                 case "${1}" in
  55                         --mac=*)
  56                                 DEVICE_MAC=${1#--mac=}
  57                                 ;;
  58                         --id=*)
  59                                 DEVICE_VID=${1#--id=}
  60                                 ;;
  61                         *)
  62                                 warning "Unknown argument '${1}'"
  63                                 ;;
  64                 esac
  65                 shift
  66         done
  67
  68         DEVICE=$(macify ${device})
  69
  70         _check
  71
  72         config_write $(zone_dir ${zone})/port.${HOOK}.$(device_hash ${device}).${DEVICE_VID} ${HOOK_SETTINGS}
  73
  74         exit ${EXIT_OK}
  75 }
  76
  77 function _edit() {
  78         local zone=${1}
  79
  80         error "TODO - edit mac addres"
  81
  82         exit ${EXIT_ERROR}
  83 }
  84
  85 function _up() {
  86         local zone=${1}
  87         local port=${2}
  88
  89         config_read $(zone_dir ${zone})/${port}
  90
  91         if ! device_exists $(devicify ${DEVICE_MAC}); then
  92                 device_virtual_create ${DEVICE} ${DEVICE_VID} ${DEVICE_MAC}
  93         fi
  94
  95         local device=$(devicify ${DEVICE_MAC})
  96
  97         # Set same MTU to device that the bridge has got
  98         device_set_mtu ${device} $(device_get_mtu ${zone})
  99
 100         bridge_attach_device ${zone} ${device}
 101
 102         exit ${EXIT_OK}
 103 }
 104
 105 function _down() {
 106         local zone=${1}
 107         local port=${2}
 108
 109         config_read $(zone_dir ${zone})/${port}
 110
 111         local device=$(devicify ${DEVICE_MAC})
 112
 113         if ! device_exists ${device}; then
 114                 error "Device '${DEVICE_MAC}' does not exist."
 115                 exit ${EXIT_ERROR}
 116         fi
 117
 118         bridge_detach_device ${zone} ${device}
 119
 120         device_virtual_remove ${device}
 121
 122         exit ${EXIT_OK}
 123 }
 124
 125 function _status() {
 126         local zone=${1}
 127         local port=${2}
 128
 129         config_read $(zone_dir ${zone})/${port}
 130
 131         local device=$(devicify ${DEVICE_MAC})
 132
 133         printf "        %-10s - " "${device}"
 134         if ! device_is_up ${device}; then
 135                 echo -ne "${COLOUR_DOWN}   DOWN   ${COLOUR_NORMAL}"
 136         else
 137                 local state=$(stp_port_state ${zone} ${device})
 138                 local colour="COLOUR_STP_${state}"
 139                 printf "${!colour}%10s${COLOUR_NORMAL}" ${state}
 140         fi
 141
 142         echo -n " - DSR: $(stp_port_designated_root ${zone} ${device})"
 143         echo -n " - Cost: $(stp_port_pathcost ${zone} ${device})"
 144         echo
 145
 146         exit ${EXIT_OK}
 147 }
 148
 149 run $@