56 lines
1.8 KiB
Text
56 lines
1.8 KiB
Text
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#!/bin/bash
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source /home/sij/.GLOBAL_VARS
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service="https://am.i.mullvad.net/ip"
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# Obtain the current public IP address
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#current_ip=$(ssh -n sij@10.13.37.10 curl -s $service)
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current_ip=$(curl -s $service)
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last_ip=$(cat /home/sij/.services/ip.txt)
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api_token=$CF_API_KEY
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# Path to the JSON file with zone IDs, subdomains, and DNS IDs mappings
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json_file="/home/sij/.services/cf_domains.json"
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force_update=false
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# Parse command line arguments for --force flag
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while [[ "$#" -gt 0 ]]; do
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case $1 in
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-f|--force) force_update=true ;;
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*) echo "Unknown parameter passed: $1"; exit 1 ;;
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esac
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shift
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done
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# Temporary file to store update results
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temp_file=$(mktemp)
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# Function to update DNS records
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update_dns_record() {
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zone_id=$1
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subdomain=$2
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dns_id=$3
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update_result=$(curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/$zone_id/dns_records/$dns_id" \
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-H "Authorization: Bearer $api_token" \
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-H "Content-Type: application/json" \
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--data "{\"type\":\"A\",\"name\":\"$subdomain\",\"content\":\"$current_ip\",\"ttl\":120,\"proxied\":true}")
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echo "$update_result" >> "$temp_file"
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}
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# Check if IP has changed or --force flag is used
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if [ "$current_ip" != "$last_ip" ] || [ "$force_update" = true ]; then
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echo $current_ip > /home/sij/.services/ip.txt
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# Iterate through each domain in the JSON
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/home/sij/miniforge3/bin/jq -r '.[] | .zone_id as $zone_id | .subdomains | to_entries[] | [$zone_id, .key, .value] | @tsv' $json_file |
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while IFS=$'\t' read -r zone_id subdomain dns_id; do
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update_dns_record "$zone_id" "$subdomain" "$dns_id"
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done
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# Combine all update results into a single JSON array
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/home/sij/miniforge3/bin/jq -s '.' "$temp_file"
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# Remove the temporary file
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rm "$temp_file"
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else
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echo "IP address has not changed from ${last_ip}. No action taken."
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fi
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