src/helpers/pppd-angel

   1 #!/bin/bash
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2013  IPFire Network Development Team                         #
   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/functions
  23
  24 # Read network settings
  25 network_settings_read
  26
  27 function main() {
  28         local zone="${1}"
  29         assert isset zone
  30
  31         if ! zone_exists "${zone}"; then
  32                 log ERROR "Must pass valid zone: ${zone}"
  33                 return ${EXIT_ERROR}
  34         fi
  35
  36         # Find the hook of the zone, we got.
  37         local hook="$(zone_get_hook "${zone}")"
  38         assert isset hook
  39
  40         # Write pppd configuration file.
  41         local config_file="${RUN_DIR}/ppp/${zone}/pppd.conf"
  42         hook_exec zone "${hook}" "ppp_write_config" "${zone}" "${config_file}"
  43
  44         # Create trap function
  45         function cleanup() {
  46                 rm -f "${config_file}"
  47         }
  48         trap "cleanup" EXIT TERM KILL
  49
  50         # Start the angel process.
  51         pppd_angel "${zone}" "${config_file}" \
  52                 --holdoff-time="10"
  53 }
  54
  55 main "$@" || exit $?
  56
  57 exit ${EXIT_OK}