#!/bin/bash
 
# Absolute path of executables
. /usr/common.sh
 
# Wait for ethernet device
ETHERNET_WAIT=5
 
# Wait before re-launch
SERVICE_WAIT=5
 
 
#
# -------------------------------------------------------------------------------------------
#
 
 
# Stop/reload ArpON
if [ $# -eq 1 ]; then
  if [ "$1" = "disable" -o "$1" = "stop" ]; then
    echo "Unloading & disabling : $0"
    $killall arpon >/dev/null 2>&1
    $killall -9 arpon >/dev/null 2>&1
    [ "$1" = "disable" ] && \\
     $launchctl unload -w /Library/LaunchDaemons/org.iunix.arpon_helperd.plist >/dev/null 2>&1
    exit 0
  fi
 
  if [ "$1" = "enable" -o "$1" = "start" ]; then
    echo "Loading & enabling : $0"
    $launchctl load -w /Library/LaunchDaemons/org.iunix.arpon_helperd.plist >/dev/null 2>&1
    [ "$1" = "enable" ] && \\
     exit 0
  fi
fi
 
 
#
# -------------------------------------------------------------------------------------------
#
 
 
# Be nice, do not take too much ressources
$renice -n 20 $$
 
 
# ArpON arguments :
## -g                      : Works in logging mode
## -n 20                   : Sets PID's CPU priority
## --darpi                 : Manages ARP Cache dynamically
## --darpi-timeout 1       : Sets HARPI entries response max timeout
$killall -KILL arpon
while true; do
  # ArpON is modified to exit if interface is not (software or hardware) available
  $arpon -n 20 -g -i $ETHERNET_BSD_IFCE --darpi --darpi-timeout 1
  sleep $ETHERNET_WAIT
done &
$arpon -n 20 -g -i $AIRPORT_BSD_IFCE --darpi --darpi-timeout 1
 
 
# Wait to not take too much CPU to keep alive in OSX daemon
$sleep $SERVICE_WAIT
 

 
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>Label</key>
	<string>org.arpon_helperd</string>
	<key>ProgramArguments</key>
	<array>
		<string>/usr/local/libexec/arpon_helperd</string>
	</array>
	<key>KeepAlive</key>
	<true/>
</dict>
 

 
# Puis d inscrire notre service pour le chargement :
launchctl -w load /Library/LaunchDaemons/org.arpon_helperd.plist