etc/rc.d/ipnat

   1 #!/bin/sh
   2 #
   3 # $NetBSD: ipnat,v 1.6 2000/09/19 13:04:38 lukem Exp $
   4 # $FreeBSD: src/etc/rc.d/ipnat,v 1.8 2003/04/30 02:54:17 mtm Exp $
   5 # $DragonFly: src/etc/rc.d/ipnat,v 1.3 2005/11/19 21:47:32 swildner Exp $
   6 #
   7
   8 # PROVIDE: ipnat
   9 # REQUIRE: ipfilter
  10 # BEFORE:  DAEMON netif
  11
  12 . /etc/rc.subr
  13
  14 name="ipnat"
  15 rcvar=`set_rcvar`
  16 load_rc_config $name
  17
  18
  19 start_precmd="ipnat_precmd"
  20 start_cmd="ipnat_start"
  21 stop_cmd="${ipnat_program} -F -C"
  22 reload_cmd="${ipnat_program} -F -C -f ${ipnat_rules}"
  23 extra_commands="reload"
  24
  25 ipnat_precmd()
  26 {
  27
  28         # Make sure ipfilter is loaded before continuing
  29         if ! ${SYSCTL} net.inet.ipf.fr_pass >/dev/null 2>&1; then
  30                 if kldload ipl; then
  31                         info 'IP-filter module loaded.'
  32                 else
  33                         err 1 'IP-filter module failed to load.'
  34                 fi
  35         fi
  36         return 0
  37 }
  38
  39 ipnat_start()
  40 {
  41         if [ ! -f ${ipnat_rules} ]; then
  42                 warn 'NO IPNAT RULES'
  43                 return 0
  44         fi
  45         echo -n "Installing NAT rules."
  46         ${ipnat_program} -CF -f ${ipnat_rules} ${ipnat_flags}
  47 }
  48
  49 run_rc_command "$1"