#!/usr/bin/env nix-shell
#! nix-shell -i bash -p bash curl jq dig

# Shell script to update namecheap.com dynamic dns
# for a domain to your external IP address

# namecheap
hostnames=(cloud @)
domain=rotehaare.art
password=60d672be5d9d4828a0f96264babe0ac1

ip=$(curl -s ipecho.net/plain)
for hostname in "${hostnames[@]}"; do
    curl "https://dynamicdns.park-your-domain.com/update?host=$hostname&domain=$domain&password=$password&ip=$ip"
done

# cloudflare
zone_id=833996ed25eb09f1a50606e0457790e4
record=servidos.lat
record_id=6b117173e53a7511ba36ceb9637ede63
cloudflare_token=VdKosfThQmOcuywLOUq9DY4-df9EmbHrDWyf_vUb

# get record_id
# curl -s -X GET "https://api.cloudflare.com/client/v4/zones/${zone_id}/dns_records?type=A&name=${record}" \
#     -H "Authorization: Bearer ${cloudflare_token}" \
#     -H "Content-Type: application/json" | jq -r '{"result"}[] | .[0] | .id'

curr_ip=$(curl -s -X GET https://checkip.amazonaws.com)
curr_reg=$(dig ${record} +short @1.1.1.1)
if echo "${curr_reg}" | grep "${curr_ip}"; then
    echo "$(date --rfc-3339=seconds) - OK - Current record matches current IP (${curr_ip})"
else
    curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/${zone_id}/dns_records/${record_id}" \
        -H "Authorization: Bearer ${cloudflare_token}" \
        -H "Content-Type: application/json" \
        --data "{\"type\":\"A\",\"name\":\"${record}\",\"content\":\"$curr_ip\",\"ttl\":1,\"proxied\":false}" >/dev/null
    echo "$(date --rfc-3339=seconds) - NOK - Record Updated to $curr_ip from ${curr_reg}"
fi