src/hooks/zones/bridge.ports/ethernet

   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 . /usr/lib/network/header-port
  23
  24 HOOK_SETTINGS="COST PRIORITY"
  25
  26 function hook_check() {
  27         local i
  28         for i in COST PRIORITY; do
  29                 if isset ${i}; then
  30                         assert isinteger ${i}
  31                 fi
  32         done
  33 }
  34
  35 function hook_add() {
  36         local zone=${1}
  37         local port=${2}
  38         shift 2
  39
  40         assert isset zone
  41         assert isset port
  42
  43         if ! port_exists ${port}; then
  44                 error "Port '${port}' does not exist."
  45                 exit ${EXIT_ERROR}
  46         fi
  47
  48         config_read $(zone_dir ${zone})/ports/${port}
  49
  50         while [ $# -gt 0 ]; do
  51                 case "${1}" in
  52                         --priority=*)
  53                                 PRIORITY=${1#--priority=}
  54                                 ;;
  55                         --cost=*)
  56                                 COST=${1#--cost=}
  57                                 ;;
  58                 esac
  59                 shift
  60         done
  61
  62         config_write $(zone_dir ${zone})/ports/${port} ${HOOK_SETTINGS}
  63
  64         exit ${EXIT_OK}
  65 }
  66
  67 function hook_edit() {
  68         hook_add $@
  69 }
  70
  71 function hook_remove() {
  72         local zone=${1}
  73         local port=${2}
  74
  75         assert isset zone
  76         assert isset port
  77
  78         assert zone_exists ${zone}
  79
  80         if ! listmatch ${port} $(zone_get_ports ${zone}); then
  81                 error "Port '${port}' does not belong to '${zone}'."
  82                 error "Won't remove anything."
  83                 exit ${EXIT_ERROR}
  84         fi
  85
  86         if port_exists ${port}; then
  87                 ( _down ${zone} ${port} )
  88         fi
  89
  90         rm -f $(zone_dir ${zone})/ports/${port}
  91
  92         exit ${EXIT_OK}
  93 }
  94
  95 function hook_up() {
  96         local zone=${1}
  97         local port=${2}
  98
  99         assert isset zone
 100         assert isset port
 101
 102         assert zone_exists ${zone}
 103         assert port_exists ${port}
 104
 105         port_up ${port}
 106
 107         # Set same MTU to device that the bridge has got
 108         device_set_mtu ${port} $(device_get_mtu ${zone})
 109
 110         bridge_attach_device ${zone} ${port}
 111
 112         # XXX must set cost and prio here
 113
 114         exit ${EXIT_OK}
 115 }
 116
 117 function hook_down() {
 118         local zone=${1}
 119         local port=${2}
 120
 121         assert isset zone
 122         assert isset port
 123
 124         assert zone_exists ${zone}
 125         assert port_exists ${port}
 126
 127         bridge_detach_device ${zone} ${port}
 128
 129         port_down ${port}
 130
 131         exit ${EXIT_OK}
 132 }
 133
 134 function hook_status() {
 135         local zone=${1}
 136         local port=${2}
 137
 138         # Do nothing for devices which are not up and running.
 139         device_exists ${port} || exit ${EXIT_OK}
 140
 141         local status
 142
 143         # Check if the device is down.
 144         if ! device_is_up ${port}; then
 145                 status=${MSG_DEVICE_STATUS_DOWN}
 146
 147         # Check if the device has no carrier.
 148         elif ! device_has_carrier ${port}; then
 149                 status=${MSG_DEVICE_STATUS_NOCARRIER}
 150
 151         # Check for STP information.
 152         elif stp_is_enabled ${zone}; then
 153                 local state=$(stp_port_get_state ${zone} ${port})
 154                 state="MSG_STP_${state}"
 155                 status="${!state}"
 156
 157                 status="${status} - DSR: $(stp_port_get_designated_root ${zone} ${port})"
 158                 status="${status} - Cost: $(stp_port_get_cost ${zone} ${port})"
 159         else
 160                 status=${MSG_DEVICE_STATUS_UP}
 161         fi
 162         cli_statusline 3 "${port}" "${status}"
 163
 164         exit ${EXIT_OK}
 165 }