src/hooks/configs/ipv6-static

   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="HOOK ADDRESS PREFIX GATEWAY"
  25
  26 hook_check() {
  27         assert isset ADDRESS
  28         assert isinteger PREFIX
  29
  30         if [ ${PREFIX} -gt 64 ]; then
  31                 error "PREFIX is greater than 64."
  32                 exit ${EXIT_ERROR}
  33         fi
  34 }
  35
  36 hook_create() {
  37         local zone=${1}
  38         shift
  39
  40         while [ $# -gt 0 ]; do
  41                 case "${1}" in
  42                         --address=*)
  43                                 ADDRESS=${1#--address=}
  44                                 ;;
  45                         --prefix=*)
  46                                 PREFIX=${1#--prefix=}
  47                                 ;;
  48                         --gateway=*)
  49                                 GATEWAY=${1#--gateway=}
  50                                 ;;
  51                 esac
  52                 shift
  53         done
  54
  55         # Store IPv6 address in small format.
  56         ADDRESS=$(ipv6_implode ${ADDRESS})
  57
  58         if [ -n "${GATEWAY}" ]; then
  59                 GATEWAY=$(ipv6_implode ${GATEWAY})
  60         fi
  61
  62         zone_config_settings_write "${zone}" "${HOOK}.$(ipv6_hash ${ADDRESS}).${PREFIX}" ${HOOK_SETTINGS}
  63
  64         exit ${EXIT_OK}
  65 }
  66
  67 hook_up() {
  68         local zone=${1}
  69         local config=${2}
  70         shift 2
  71
  72         if ! device_exists ${zone}; then
  73                 error "Zone '${zone}' doesn't exist."
  74                 exit ${EXIT_ERROR}
  75         fi
  76
  77         zone_config_settings_read "${zone}" "${config}" ${HOOK_SETTINGS}
  78
  79         ip_address_add ${zone} ${ADDRESS}/${PREFIX}
  80
  81         db_set "${zone}/ipv6/local-ip-address" "${ADDRESS}/${PREFIX}"
  82         db_set "${zone}/ipv6/remote-ip-address" "${GATEWAY}"
  83         db_set "${zone}/ipv6/active" 1
  84
  85         routing_default_update
  86
  87         exit ${EXIT_OK}
  88 }
  89
  90 hook_down() {
  91         local zone=${1}
  92         local config=${2}
  93         shift 2
  94
  95         if ! device_exists ${zone}; then
  96                 error "Zone '${zone}' doesn't exist."
  97                 exit ${EXIT_ERROR}
  98         fi
  99
 100         # Remove routing information from database.
 101         db_delete "${zone}/ipv6"
 102
 103         zone_config_settings_read "${zone}" "${config}" ${HOOK_SETTINGS}
 104
 105         ip_address_del ${zone} ${ADDRESS}/${PREFIX}
 106
 107         # Update routing tables.
 108         routing_default_update
 109
 110         exit ${EXIT_OK}
 111 }
 112
 113 hook_status() {
 114         local zone=${1}
 115         local config=${2}
 116         shift 2
 117
 118         if ! device_exists ${zone}; then
 119                 error "Zone '${zone}' doesn't exist."
 120                 exit ${EXIT_ERROR}
 121         fi
 122
 123         zone_config_settings_read "${zone}" "${config}" ${HOOK_SETTINGS}
 124
 125         # Make sure ADDRESS is as short as possible.
 126         ADDRESS=$(ipv6_implode ${ADDRESS})
 127
 128         local status
 129         if zone_has_ip ${zone} ${ADDRESS}/${PREFIX}; then
 130                 status=${MSG_HOOK_UP}
 131         else
 132                 status=${MSG_HOOK_DOWN}
 133         fi
 134         cli_statusline 3 "${HOOK}" "${status}"
 135
 136         cli_print_fmt1 3 "IPv6 address" "${ADDRESS}/${PREFIX}"
 137         if [ -n "${GATEWAY}" ]; then
 138                 cli_print_fmt1 3 "Gateway" "${GATEWAY}"
 139         fi
 140         cli_space
 141
 142         exit ${EXIT_OK}
 143 }