Launchd

Launchd yra sistemos servisu/aplikaciju/procesu/scriptu pasileidimo ir sustabdymo kontroliavimo karkasas (angl. framework) pristatytas Mac OS X Tiger versijoje ir veikiantis iki siu laiku. Tai yra atviro kodo karkasas kuri sukure Dave Zarzycki kompanijoje Apple, jis yra licensijuotas Apache licensija.

Scripto paleidimas MacOS shutdown metu

Launchd konfiguracinis failas kuri irasome i /Library/LaunchDaemons/boot-shutdown-script.plist

<?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>boot.shutdown.script.name</string>

<key>ProgramArguments</key>
<array>
  <string>/opt/mod/boot-shutdown.sh</string>
</array>

<key>RunAtLoad</key>
<true/>

<key>StandardOutPath</key>
<string>LOG_PATH/boot-shutdown.log</string>

<key>StandardErrorPath</key>
<string>LOG_PATH/boot-shutdown.err</string>

</dict>
</plist>

Sukuriame direktorija

sudo mkdir -p /opt/mod

Idedame si script teksta i faila /opt/mod/boot-shutdown.sh

#!/bin/bash
function shutdown()
{

  # CIA SURASOME KA NORIME PALEISTI MAC OS SHUTDOWN METU

  exit 0
}

function startup()
{

  # CIA SURASOME KA NORIME PALEISTI MAC OS STARTAVIMO METU

  tail -f /dev/null &
  wait $!
}

trap shutdown SIGTERM
trap shutdown SIGKILL

startup;

Igaliname scripta pasileisti:

chmod +x /opt/mod/boot-shutdown.sh
launchctl load -w /Library/LaunchDaemons/boot-shutdown-script.plist