etc/rc.d/pflog

   1 #!/bin/sh
   2 #
   3 # $FreeBSD$
   4 #
   5
   6 # PROVIDE: pflog
   7 # REQUIRE: FILESYSTEMS netif FILESYSTEMS
   8 # KEYWORD: nojail
   9
  10 . /etc/rc.subr
  11
  12 name="pflog"
  13 rcvar="pflog_enable"
  14 command="/sbin/pflogd"
  15 pidfile="/var/run/pflogd.pid"
  16 start_precmd="pflog_prestart"
  17 stop_postcmd="pflog_poststop"
  18 extra_commands="reload resync"
  19
  20 # for backward compatibility
  21 resync_cmd="pflog_resync"
  22
  23 pflog_prestart()
  24 {
  25         load_kld pflog || return 1
  26
  27         # set pflog_dev interface to up state
  28         if ! ifconfig $pflog_dev up; then
  29                 warn "could not bring up $pflog_dev."
  30                 return 1
  31         fi
  32
  33         # prepare the command line for pflogd
  34         rc_flags="-f $pflog_logfile -i $pflog_dev $rc_flags"
  35
  36         # report we're ready to run pflogd
  37         return 0
  38 }
  39
  40 pflog_poststart() {
  41         # Allow child pflogd to settle
  42         sleep 0.10
  43         # More elegant(?) method for getting a unique pid
  44         if [ -f /var/run/pflogd.pid ]; then
  45                 mv /var/run/pflogd.pid $pidfile
  46         else
  47                 warn "/var/run/pflogd.pid does not exist. Too fast."
  48         fi
  49 }
  50
  51 pflog_poststop()
  52 {
  53         if ! ifconfig $pflog_dev down; then
  54                 warn "could not bring down $pflog_dev."
  55                 return 1
  56         fi
  57
  58         if [ "$pflog_instances" ] && [ -n "$pflog_instances" ]; then
  59                 rm $pidfile
  60         fi
  61
  62         return 0
  63 }
  64
  65 # for backward compatibility
  66 pflog_resync()
  67 {
  68         run_rc_command reload
  69 }
  70
  71 load_rc_config $name
  72
  73 # Check if spawning multiple pflogd
  74 echo "Starting pflogd: $pflog_instances"
  75 if [ "$pflog_instances" ] && [ -n "$pflog_instances" ]; then
  76         start_postcmd="pflog_poststart"
  77         # Interate through requested instances.
  78         for i in $pflog_instances; do
  79                 # Set required variables
  80                 eval pflog_dev=\$pflog_${i}_dev
  81                 eval pflog_logfile=\$pflog_${i}_logfile
  82                 eval pflog_flags=\$pflog_${i}_flags
  83                 # Check that required vars have non-zero length, warn if not.
  84                 if [ -z $pflog_dev ]; then
  85                         warn "pflog_dev not set"
  86                         continue
  87                 fi
  88                 if [ -z $pflog_logfile ]; then
  89                         warn "pflog_logfile not set"
  90                         continue
  91                 fi
  92                 # pflogd sets a pidfile, but the name is hardcoded. Concoct a
  93                 # unique pidfile name.
  94                 pidfile="/var/run/pflogd.$i.pid"
  95                 run_rc_command "$1"
  96         done
  97 else
  98         # Typical case, spawn single instance only.
  99         pflog_dev=${pflog_dev:-"pflog0"}
 100         run_rc_command "$1"
 101 fi