master/etc/init.d/wakeonlan

   1 #!/bin/sh
   2 VER=1.5
   3 # ============================================================================
   4 #
   5 # Copyright (C) THALES. All rights reserved
   6 # Author: Jean-Noel Raguenes
   7 # Date : 07/12/2009
   8 # - V1.1: Herve Petit 10/03/2010
   9 #   reprise de la commande recuperation des @mac et @broadcast pour prendre
  10 #   en compte le fait que l'interface eth1 a ete configuree
  11 # - V1.2: Thomas Perennou 25/03/2013
  12 #   Adaptation Wheezy et simplification des recuperation des adresses mac
  13 #   et de broadcast
  14 # - V1.4: Laurent Mazet 09/05/2014
  15 #   Daemonisation
  16 # - V1.5: Laurent Mazet & Thomas Perennou 03/12/2014
  17 #   Legers correctifs
  18 # ============================================================================
  19
  20 ### BEGIN INIT INFO
  21 # Provides:          wakeonlan
  22 # Required-Start:    $network waitswitches
  23 # Required-Stop:
  24 # Should-Start:
  25 # Default-Start:     S
  26 # Default-Stop:
  27 # Short-Description: WOL cluster blades
  28 # Description:       Boot all cluster blades by WakeOnLan protocol
  29 ### END INIT INFO
  30
  31 DHCPCONF=/etc/dhcp/dhcpd.conf
  32 ENABLE="yes"
  33
  34 PATH=/sbin:/usr/sbin:/bin:/usr/bin
  35 [ -f /etc/default/wakeonlan ] && . /etc/default/wakeonlan
  36 [ "$ENABLE" = "yes" ] || exit 0
  37
  38 . /lib/lsb/init-functions
  39
  40 do_start () {
  41
  42     log_action_msg "Activate Wake On Lan"
  43
  44     for mac in $(awk '{sub(/#.*/, "")} /host\s+trc[0-9]/ { gsub(/[;{}]/, " "); print $5}' $DHCPCONF); do
  45         broadcast=$(awk '{sub(/#.*/, "")} /'$mac'/ {print}' $DHCPCONF | sed 's/.* \([0-9.]*\)\..*/\1.255/')
  46         host=$(awk '{sub(/#.*/, "")} /'$mac'/ {gsub(/[{}]/, " "); print $2}' $DHCPCONF)
  47         log_action_msg "Wake-up $host (WOL $mac $broadcast)"
  48         wakeonlan -p 7 -i $broadcast $mac
  49     done
  50 }
  51
  52 case "$1" in
  53     -v)
  54         echo "$(basename $0), version $VER"
  55         ;;
  56     start)
  57         do_start
  58         ;;
  59     restart|reload|force-reload)
  60         echo "Error: argument '$1' not supported" >&2
  61         exit 3
  62         ;;
  63     stop)
  64         # No-op
  65         ;;
  66     *)
  67         echo "Usage: $0 start|stop" >&2
  68         exit 3
  69         ;;
  70 esac
  71
  72 # vim:set tabstop=4 expandtab shiftwidth=4: