chmod +x yourscript.sh
cp yourscript.sh /etc/init.d/
cd /etc/init.d/
update-rc.d yourscript.sh start 20 0 6 .
 
# Runlevel
#  0=halt
#  6=reboot

Ignore message insserv: warning: script 'yourscript.sh' missing LSB tags and overrides. This warning appears because yourscript.sh format doesn't conform to LSB init script.

Reference

https://wiki.debian.org/LSBInitScripts
http://www.linuxquestions.org/questions/debian-26/run-this-command-when-the-computer-shutdown-or-reboot-683851/
http://en.wikipedia.org/wiki/Runlevel

Debian, Bash

About the author

Xuan Ngo is the founder of OpenWritings.net. He currently lives in Montreal, Canada. He loves to write about programming and open source subjects.

Run script on startup, halt, reboot

Reference

About the author