src/header-config

   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 hook_new() {
  23         local zone="${1}"
  24         shift
  25
  26         local id=$(zone_config_get_new_id ${zone})
  27         log DEBUG "ID for the config is: ${id}"
  28
  29         # Import all default variables
  30         hook_set_defaults
  31
  32         # Parse command line arguments
  33         if ! hook_parse_cmdline "${id}" "$@"; then
  34                 # Return an error if the parsing of the cmd line fails
  35                 return ${EXIT_ERROR}
  36         fi
  37
  38         # Write configuration to disk
  39         if ! zone_config_settings_write "${zone}" "${HOOK}"; then
  40                 return ${EXIT_ERROR}
  41         fi
  42
  43         return ${EXIT_OK}
  44 }
  45
  46 hook_edit() {
  47         local zone=${1}
  48         local config=${2}
  49         shift 2
  50
  51         local hook=$(config_get_hook_from_config ${config})
  52         local id=$(config_get_id_from_config ${config})
  53
  54         assert isset hook
  55         assert isset id
  56
  57         if ! zone_exists ${zone}; then
  58                 error "Zone '${zone}' doesn't exist."
  59                 exit ${EXIT_ERROR}
  60         fi
  61
  62         # Bring the config down
  63         if device_exists ${zone}; then
  64                 if ! hook_config_cmd "down" "${zone}" "${hook}" "${hook}.${id}"; then
  65                         log ERROR "Could not bring config ${config} down for zone ${zone}"
  66                         return ${EXIT_ERROR}
  67                 fi
  68         fi
  69
  70         local ${HOOK_SETTINGS}
  71
  72         # If reading the config fails we cannot go on
  73         if ! zone_config_settings_read "${zone}" "${config}"; then
  74                 log ERROR "Could read the config ${config} for zone ${zone}"
  75                 return ${EXIT_ERROR}
  76         fi
  77
  78         if ! hook_parse_cmdline "${id}" "$@"; then
  79                 # Return an error if the parsing of the cmd line fails
  80                 return ${EXIT_ERROR}
  81         fi
  82
  83         # Write the settings to the config file
  84         if ! zone_config_settings_write "${zone}" "${hook}" ${id}; then
  85                 log ERROR "Could not write config settings file ${config} for ${zone}"
  86                 return ${EXIT_ERROR}
  87         fi
  88
  89         # Bring the config up
  90         if device_exists ${zone}; then
  91                 if ! hook_config_cmd "up" "${zone}" "${hook}" "${hook}.${id}"; then
  92                         log ERROR "Could not bring config ${config} up for zone ${zone}"
  93                         return ${EXIT_ERROR}
  94                 fi
  95         fi
  96
  97         exit ${EXIT_OK}
  98 }
  99
 100 hook_destroy() {
 101         return ${EXIT_OK}
 102 }
 103
 104
 105 # Returns the ID as a unique identifier
 106 # Should always be overwritten by a hook
 107 hook_hid() {
 108         local zone=${1}
 109         local config=${2}
 110
 111         config_get_id_from_config "${config}"
 112 }