src/hooks/configs/ipv4-dhcp

   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-config
  23
  24 HOOK_CONFIG_SETTINGS="HOOK DELAY"
  25
  26 # Default settings.
  27 DELAY=0
  28
  29 hook_check_config_settings() {
  30         assert isset DELAY
  31         assert isinteger DELAY
  32 }
  33
  34 hook_new() {
  35         local zone="${1}"
  36         shift
  37
  38         while [ $# -gt 0 ]; do
  39                 case "${1}" in
  40                         --delay=*)
  41                                 DELAY="$(cli_get_val "${1}")"
  42                                 ;;
  43                 esac
  44                 shift
  45         done
  46
  47         zone_config_settings_write "${zone}" "${HOOK}"
  48
  49         exit ${EXIT_OK}
  50 }
  51
  52 hook_up() {
  53         local zone=${1}
  54         local config=${2}
  55         shift 2
  56
  57         if ! device_exists ${zone}; then
  58                 error "Zone '${zone}' doesn't exist."
  59                 exit ${EXIT_ERROR}
  60         fi
  61
  62         # Start dhclient for IPv4 on this zone.
  63         dhclient_start ${zone} ipv4
  64
  65         exit ${EXIT_OK}
  66 }
  67
  68 hook_down() {
  69         local zone=${1}
  70         local config=${2}
  71         shift 2
  72
  73         if ! device_exists ${zone}; then
  74                 error "Zone '${zone}' doesn't exist."
  75                 exit ${EXIT_ERROR}
  76         fi
  77
  78         # Stop dhclient for IPv4 on this zone.
  79         dhclient_stop ${zone} ipv4
  80
  81         exit ${EXIT_OK}
  82 }
  83
  84 hook_status() {
  85         local zone=${1}
  86         local config=${2}
  87         shift 2
  88
  89         if ! device_exists ${zone}; then
  90                 error "Zone '${zone}' doesn't exist."
  91                 exit ${EXIT_ERROR}
  92         fi
  93
  94         zone_config_settings_read "${zone}" "${config}"
  95
  96         local status
  97         if dhclient_status ${zone} ipv4; then
  98                 status="${MSG_HOOK_UP}"
  99         else
 100                 status="${MSG_HOOK_DOWN}"
 101         fi
 102         cli_statusline 3 "${HOOK}" "${status}"
 103
 104         cli_print_fmt1 3 "IPv4 address" "$(db_get "${zone}/ipv4/local-ip-address")"
 105         local gateway="$(db_get "${zone}/ipv4/remote-ip-address")"
 106         if isset gateway; then
 107                 cli_print_fmt1 3 "Gateway" "${gateway}"
 108                 cli_space
 109         fi
 110         local dns_servers="$(db_get "${zone}/ipv4/domain-name-servers")"
 111         if isset dns_servers; then
 112                 cli_print_fmt1 3 "DNS-Servers" "${dns_servers}"
 113                 cli_space
 114         fi
 115
 116         exit ${EXIT_OK}
 117 }