src/hooks/ports/dummy

   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"
  25
  26 hook_check_settings() {
  27         assert ismac ADDRESS
  28 }
  29
  30 hook_new() {
  31         while [ $# -gt 0 ]; do
  32                 case "${1}" in
  33                         --address=*)
  34                                 ADDRESS=$(cli_get_val ${1})
  35                                 ;;
  36                         *)
  37                                 warning "Unknown argument '${1}'"
  38                                 ;;
  39                 esac
  40                 shift
  41         done
  42
  43         # Generate a random MAC address if non was set.
  44         if ! isset ADDRESS; then
  45                 ADDRESS=$(mac_generate)
  46         fi
  47
  48         local port=$(port_find_free ${DUMMY_PORT_PATTERN})
  49         assert isset port
  50
  51         if port_settings_write "${port}" ${HOOK_SETTINGS}; then
  52                 log INFO "New dummy port '${port}' has been created"
  53         fi
  54
  55         exit ${EXIT_OK}
  56 }
  57
  58 hook_edit() {
  59         local port=${1}
  60         assert isset port
  61         shift
  62
  63         port_settings_read "${port}" ${HOOK_SETTINGS}
  64
  65         while [ $# -gt 0 ]; do
  66                 case "${1}" in
  67                         --address=*)
  68                                 ADDRESS=$(cli_get_val ${1})
  69                                 ;;
  70                         *)
  71                                 warning "Unknown argument '${1}'"
  72                                 ;;
  73                 esac
  74                 shift
  75         done
  76
  77         port_settings_write "${port}" ${HOOK_SETTINGS}
  78
  79         exit ${EXIT_OK}
  80 }
  81
  82 hook_create() {
  83         local port="${1}"
  84         assert isset port
  85
  86         # Read configuration
  87         port_settings_read "${port}" ${HOOK_SETTINGS}
  88
  89         # Create the dummy device
  90         dummy_create "${port}" "${ADDRESS}"
  91
  92         exit ${EXIT_OK}
  93 }
  94
  95 hook_remove() {
  96         local port="${1}"
  97         assert isset port
  98
  99         # Remove the dummy device
 100         dummy_remove "${port}"
 101 }
 102
 103 hook_up() {
 104         local port="${1}"
 105         assert isset port
 106
 107         # Bring up the port.
 108         device_set_up ${port}
 109
 110         exit ${EXIT_OK}
 111 }
 112
 113 hook_down() {
 114         local port="${1}"
 115         assert isset port
 116
 117         # Tear down the port.
 118         device_set_down ${port}
 119
 120         exit ${EXIT_OK}
 121 }
 122
 123 hook_hotplug_rename() {
 124         local port=${1}
 125         assert isset port
 126
 127         local device=${2}
 128         assert isset device
 129
 130         port_settings_read "${port}" ${HOOK_SETTINGS}
 131
 132         if [ "${ADDRESS}" = "$(device_get_address ${device})" ]; then
 133                 log DEBUG "Device '${device}' equals port '${port}'."
 134                 exit ${EXIT_OK}
 135         fi
 136
 137         log DEBUG "Device '${device}' does not equal port '${port}'."
 138         exit ${EXIT_ERROR}
 139 }