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https://github.com/JamesTurland/JimsGarage.git
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36 lines
1.2 KiB
Bash
36 lines
1.2 KiB
Bash
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#!/bin/bash
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# Cloudflare API details
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ZONE_ID="your_zone_id"
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RECORD_ID="your_record_id"
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API_TOKEN="your_cloudflare_api_token"
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RECORD_NAME="your_domain.com"
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# Get the current external IP
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CURRENT_IP=$(curl -s http://ipv4.icanhazip.com/)
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# Get the IP stored in Cloudflare
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CLOUDFLARE_IP=$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones/$ZONE_ID/dns_records/$RECORD_ID" \
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-H "Authorization: Bearer $API_TOKEN" \
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-H "Content-Type: application/json" | jq -r '.result.content')
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# Compare the IPs
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if [ "$CURRENT_IP" != "$CLOUDFLARE_IP" ]; then
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echo "IP has changed from $CLOUDFLARE_IP to $CURRENT_IP. Updating DNS record..."
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# Update the Cloudflare DNS record
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UPDATE_RESPONSE=$(curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/$ZONE_ID/dns_records/$RECORD_ID" \
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-H "Authorization: Bearer $API_TOKEN" \
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-H "Content-Type: application/json" \
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--data '{"type":"A","name":"'"$RECORD_NAME"'","content":"'"$CURRENT_IP"'","ttl":120,"proxied":false}')
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# Check if the update was successful
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if echo "$UPDATE_RESPONSE" | jq -r '.success' | grep -q true; then
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echo "DNS record updated successfully."
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else
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echo "Failed to update DNS record. Response from Cloudflare: $UPDATE_RESPONSE"
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fi
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else
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echo "IP has not changed. No update needed."
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fi
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