etc/rc.d/dhclient

   1 #!/bin/sh
   2 #
   3 # $NetBSD: dhclient,v 1.8 2002/03/22 04:33:58 thorpej Exp $
   4 # $FreeBSD: src/etc/rc.d/dhclient,v 1.20.2.4 2007/03/10 14:07:01 yar Exp $
   5 # $DragonFly: src/etc/rc.d/dhclient,v 1.11 2008/08/30 21:21:40 swildner Exp $
   6 #
   7
   8 # PROVIDE: dhclient
   9 # KEYWORD: nojail nostart
  10 #
  11
  12 . /etc/rc.subr
  13 . /etc/network.subr
  14
  15 name="dhclient"
  16 rcvar=
  17 start_cmd="dhclient_start"
  18 stop_cmd="dhclient_stop"
  19
  20 dhclient_start()
  21 {
  22         # prevent unnecessary restarts
  23         # XXX: dhclient had better create a pidfile
  24         if [ -x /bin/pgrep ]; then
  25                 pids=`/bin/pgrep -f "dhclient: $ifn(\$| .*)"`
  26                 if [ -n "$pids" ]; then
  27                         exit 0
  28                 fi
  29         fi
  30
  31         # Override for $ifn specific flags (see rc.subr for $flags setting)
  32         eval specific=\$dhclient_flags_$ifn
  33         if [ -z "$flags" -a -n "$specific" ]; then
  34                 rc_flags=$specific
  35         fi
  36
  37         ${dhclient_program} ${rc_flags} $ifn
  38 }
  39
  40 dhclient_stop()
  41 {
  42         ifconfig $ifn down      # cause dhclient to die
  43 }
  44
  45 ifn="$2"
  46
  47 load_rc_config $name
  48 load_rc_config network
  49
  50 if ! dhcpif $ifn; then
  51         return 1
  52 fi
  53
  54 run_rc_command "$1"