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Cloudflare API v4 Dynamic DNS Update in Bash
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| #!/bin/bash | |
| ip_file="ip.txt" | |
| ip=$(curl -s http://ipv4.icanhazip.com) | |
| log_file="cloudflare.log" | |
| zone_identifier="ZONE IDENTIFIER" | |
| record_identifier="RECORD IDENTIFIER" | |
| record_name="RECORD NAME" | |
| echo "[$(date)] - Check Initiated" > $log_file | |
| if [ -f $ip_file ]; then | |
| old_ip=$(cat $ip_file) | |
| if [ $ip == $old_ip ]; then | |
| echo "IP has not changed." | |
| exit 0 | |
| fi | |
| else | |
| echo "$ip" > $ip_file | |
| fi | |
| curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/$zone_identifier/dns_records/$record_identifier" -H "X-Auth-Email: [email protected]" -H "X-Auth-Key: c2547eb745079dac9320b638f5e225cf483cc5cfdda41" -H "Content-Type: application/json" --data "{\"id\":\":zone_identifier\",\"type\":\"A\",\"name\":\"$record_name\",\"content\":\"$ip\"}" -o /dev/null | |
| if [ $? -eq 0 ]; then | |
| echo "[$(date)] - IP changed to: $ip" > $log_file | |
| echo "IP changed to: $ip" | |
| else | |
| echo "[$(date)] - API UPDATE FAILED WTF SON" > $log_file | |
| echo "API UPDATE FAILED WTF SON." | |
| fi |
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