This is my old daemon:
$this->bbcode_second_pass_code('', '#!/bin/bash
curl -s checkip.dyndns.org|sed -e 's/.*Current IP Address: //' -e 's/<.*$//' > /tmp/RaspIP.txt
dropbox_uploader upload /tmp/RaspIP.txt RaspIP.txt
while sleep 1800
do
curl -s checkip.dyndns.org|sed -e 's/.*Current IP Address: //' -e 's/<.*$//' > /tmp/RaspIP.txt
dropbox_uploader upload /tmp/RaspIP.txt RaspIP.txt
done')
I put it in /etc/rc.d/ in old system.
Now I have systemd... How can I create new daemon?