src/hooks/ports/vlan

   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=(
  25         "ADDRESS"
  26         "ID"
  27         "PARENT_PORT"
  28 )
  29
  30 PORT_PARENTS_VAR="PARENT_PORT"
  31
  32 hook_check_settings() {
  33         assert ismac ADDRESS
  34         assert isset PARENT_PORT
  35
  36         assert isinteger ID
  37         assert vlan_valid_id "${ID}"
  38 }
  39
  40 hook_find_port_name() {
  41         assert isset ID
  42         assert isset PARENT_PORT
  43
  44         print "${PARENT_PORT}${VLAN_PORT_INTERFIX}${ID}"
  45 }
  46
  47 hook_parse_cmdline() {
  48         while [ $# -gt 0 ]; do
  49                 case "${1}" in
  50                         --address=*)
  51                                 ADDRESS=$(cli_get_val "${1}")
  52
  53                                 # Validate address
  54                                 if ! mac_is_valid "${ADDRESS}"; then
  55                                         error "Invalid MAC address given: ${ADDRESS}"
  56                                         return ${EXIT_CONF_ERROR}
  57                                 fi
  58                                 ;;
  59                         --id=*)
  60                                 ID=$(cli_get_val "${1}")
  61
  62                                 # Validate VLAN ID
  63                                 if ! vlan_valid_id "${ID}"; then
  64                                         error "Invalid VLAN ID: ${ID}"
  65                                         return ${EXIT_CONF_ERROR}
  66                                 fi
  67                                 ;;
  68                         --port=*)
  69                                 PARENT_PORT=$(cli_get_val "${1}")
  70
  71                                 # Check if PARENT_PORT exists
  72                                 if ! port_exists "${PARENT_PORT}"; then
  73                                         error "Port '${PARENT_PORT}' does not exist"
  74                                         return ${EXIT_CONF_ERROR}
  75                                 fi
  76                                 ;;
  77                         *)
  78                                 error "Unknown argument '${1}'"
  79                                 return ${EXIT_CONF_ERROR}
  80                                 ;;
  81                 esac
  82                 shift
  83         done
  84
  85         # Generate a random MAC address if none given
  86         if ! isset ADDRESS; then
  87                 ADDRESS="$(mac_generate)"
  88         fi
  89 }
  90
  91 hook_create() {
  92         local port="${1}"
  93         assert isset port
  94
  95         device_exists "${port}" && exit ${EXIT_OK}
  96
  97         # Read configruation
  98         if ! port_settings_read "${port}"; then
  99                 return ${EXIT_ERROR}
 100         fi
 101
 102         # Check if the parent port exists
 103         if ! port_exists "${PARENT_PORT}"; then
 104                 error "Port '${PARENT_PORT}' does not exist"
 105                 return ${EXIT_ERROR}
 106         fi
 107
 108         # Create the partent port first
 109         if ! port_create "${PARENT_PORT}"; then
 110                 error "Could not bring up parent port: ${PARENT_PORT}"
 111                 return ${EXIT_ERROR}
 112         fi
 113
 114         # Create the VLAN device
 115         if ! vlan_create "${port}" \
 116                         --address="${ADDRESS}" \
 117                         --id="${id}" \
 118                         --parent="${PARENT_PORT}"; then
 119                 error "Could not create port: ${port}"
 120                 return ${EXIT_ERROR}
 121         fi
 122
 123         return ${EXIT_OK}
 124 }
 125
 126 hook_remove() {
 127         local port="${1}"
 128         assert isset port
 129
 130         if device_exists "${port}"; then
 131                 vlan_remove "${port}"
 132         fi
 133
 134         exit ${EXIT_OK}
 135 }