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   1 #!/bin/sh
   2
   3 # Copyright (C) 2006 - 2009 Debian/Ubuntu wpasupplicant Maintainers
   4 # <pkg-wpa-devel@lists.alioth.debian.org>
   5 #
   6 # This program is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU General Public License
   8 # as published by the Free Software Foundation; either version 2
   9 # of the License, or (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # On Debian GNU/Linux systems, the text of the GPL license,
  17 # version 2, can be found in /usr/share/common-licenses/GPL-2.
  18
  19 if [ -n "$IF_WPA_ROAM_MAINT_DEBUG" ]; then
  20         set -x
  21 fi
  22
  23 if [ -z "$1" ] || [ -z "$2" ]; then
  24         echo "Usage: $0 IFACE ACTION"
  25         exit 1
  26 fi
  27
  28 # network interface
  29 WPA_IFACE="$1"
  30 # [CONNECTED|DISCONNECTED|stop|reload|check]
  31 WPA_ACTION="$2"
  32
  33 if [ -f /etc/wpa_supplicant/functions.sh ]; then
  34         . /etc/wpa_supplicant/functions.sh
  35 else
  36         exit 0
  37 fi
  38
  39 case "$WPA_ACTION" in
  40         "CONNECTED")
  41                 wpa_log_env
  42                 wpa_hysteresis_check || exit 1
  43                 wpa_hysteresis_event
  44                 if ifup; then
  45                         wpa_cli status | wpa_msg log
  46                 else
  47                         wpa_cli status | wpa_msg log
  48                         wpa_cli reassociate
  49                 fi
  50                 ;;
  51
  52         "DISCONNECTED")
  53                 wpa_log_env
  54                 wpa_hysteresis_check || exit 1
  55                 ifdown
  56                 if_post_down_up
  57                 ;;
  58
  59         "stop"|"down")
  60                 test_wpa_cli && kill_wpa_cli
  61                 ifdown
  62                 test_wpa_supplicant && kill_wpa_supplicant
  63                 ;;
  64
  65         "restart"|"reload")
  66                 test_wpa_supplicant || exit 1
  67                 reload_wpa_supplicant
  68                 ;;
  69
  70         "check")
  71                 test_wpa_supplicant || exit 1
  72                 test_wpa_cli || exit 1
  73                 ;;
  74
  75         *)
  76                 echo "Unknown action: \"$WPA_ACTION\""
  77                 exit 1
  78                 ;;
  79 esac
  80
  81 exit 0