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Namecheap DDNS Updater Bash Script
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| # make it executable `chmod +x ddns-update` | |
| # move it path `mv ddns-update /usr/bin/` | |
| # setup cronjob for every 15 minutes `crontab -e` | |
| # */15 * * * * ddns-update >/dev/null 2>&1 | |
| # dont forget to change your own domain & password | |
| # uncomment if you want internet connection check before running | |
| #while ! ping -c 1 -W 1 8.8.8.8; do | |
| # echo "DDNS-UPDATE: Waiting internet connection.." | |
| # sleep 2 | |
| #done | |
| last_ip_file="/tmp/last_ip" | |
| last_ip=`cat $last_ip_file` | |
| echo "DDNS-UPDATE: OK, Getting public IP address" | |
| ip=$(curl -s http://dynamicdns.park-your-domain.com/getip) | |
| if [ "$ip" == "$last_ip" ]; then | |
| echo "IP Still same, not need to update." | |
| exit 0 | |
| fi | |
| echo "DDNS-UPDATE: Public IP is: $ip, Updating IP..." | |
| host=@ | |
| domain=your-own-domain.tld | |
| password=your-own-password | |
| response=$(curl -s "https://dynamicdns.park-your-domain.com/update?host=$host&domain=$domain&password=$password&ip=$ip") | |
| echo $response | |
| echo $ip > $last_ip_file |
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