etc/rc.d/pf

   1 #!/bin/sh
   2 #
   3 # $FreeBSD: src/etc/rc.d/pf,v 1.3 2004/06/23 01:42:06 mlaier Exp $
   4 # $DragonFly: src/etc/rc.d/pf,v 1.5 2008/02/21 22:42:10 hasso Exp $
   5 #
   6
   7 # PROVIDE: pf
   8 # REQUIRE: root mountcritlocal netif pflog
   9 # BEFORE:  DAEMON LOGIN
  10 # KEYWORD: nojail
  11
  12 . /etc/rc.subr
  13
  14 name="pf"
  15 rcvar=`set_rcvar`
  16 load_rc_config $name
  17 stop_precmd="test -f ${pf_rules}"
  18 start_precmd="pf_prestart"
  19 start_cmd="pf_start"
  20 stop_cmd="pf_stop"
  21 reload_precmd="$stop_precmd"
  22 reload_cmd="pf_reload"
  23 resync_precmd="$stop_precmd"
  24 resync_cmd="pf_resync"
  25 status_precmd="$stop_precmd"
  26 status_cmd="pf_status"
  27 extra_commands="reload resync status"
  28
  29 pf_prestart()
  30 {
  31         # load pf kernel module if needed
  32         if ! kldstat -q -m "pf"; then
  33                 if kldload pf; then
  34                         info 'pf module loaded.'
  35                 else
  36                         err 1 'pf module failed to load.'
  37                 fi
  38         fi
  39
  40         # check for pf rules
  41         if [ ! -r "${pf_rules}" ]
  42         then
  43                 warn 'pf: NO PF RULESET FOUND'
  44                 return 1
  45         fi
  46 }
  47
  48 pf_start()
  49 {
  50         echo "Enabling pf."
  51         ${pf_program:-/sbin/pfctl} -Fa > /dev/null 2>&1
  52         if [ -r "${pf_rules}" ]; then
  53                 ${pf_program:-/sbin/pfctl} \
  54                     -f "${pf_rules}" ${pf_flags}
  55         fi
  56         if ! ${pf_program:-/sbin/pfctl} -si | grep -q "Enabled" ; then
  57                 ${pf_program:-/sbin/pfctl} -e
  58         fi
  59 }
  60
  61 pf_stop()
  62 {
  63         if ${pf_program:-/sbin/pfctl} -si | grep -q "Enabled" ; then
  64                 echo "Disabling pf."
  65                 ${pf_program:-/sbin/pfctl} -d
  66         fi
  67 }
  68
  69 pf_reload()
  70 {
  71         echo "Reloading pf rules."
  72
  73         ${pf_program:-/sbin/pfctl} -Fa > /dev/null 2>&1
  74         if [ -r "${pf_rules}" ]; then
  75                 ${pf_program:-/sbin/pfctl} \
  76                     -f "${pf_rules}" ${pf_flags}
  77         fi
  78 }
  79
  80 pf_resync()
  81 {
  82         # Don't resync if pf is not loaded
  83         if ! kldstat -q -m "pf"; then
  84                  return
  85         fi
  86         ${pf_program:-/sbin/pfctl} -f "${pf_rules}" ${pf_flags}
  87 }
  88
  89 pf_status()
  90 {
  91         ${pf_program:-/sbin/pfctl} -si
  92 }
  93
  94 run_rc_command "$1"