application to update dns records at digital ocean
success/failure/no action recorded to /var/log/syslog
{
Token: "digitaloceantoken",
Host: "hostname",
Id: "digitalocean dns record identifier"
}
place file in /home/user/bin/
create cron entry
# run crontab -e
# sample cron job task
# m h dom mon dow command
*/5 * * * * /home/user/bin/ip