Porkbun DNS Record Update Script for my Synology Router

update-porkbun-dns.sh

API_KEY=PORKBUNAPIKEYHERE
API_SECRET=PORKBUNAPISECRETHERE
IP4_ADDR=$(ip -4 addr show eth0 | grep -oE '([0-9]{1,3}\.){3}([0-9]{1,3})')
IP6_ADDR=$(ip -6 addr show eth0 | grep -oE '([0-9a-f]{1,4}\:){7}([0-9a-f]{1,4})')

curl --header "Content-Type: application/json" \
  --request POST \
  --data '{
      "apikey" : "'"$API_KEY"'",
      "secretapikey" : "'"$API_SECRET"'",
      "content" : "'"$IP4_ADDR"'",
      "ttl" : "600"
    }' \
    https://porkbun.com/api/json/v3/dns/editByNameType/your.domain/A

curl --header "Content-Type: application/json" \
  --request POST \
  --data '{
      "apikey" : "'"$API_KEY"'",
      "secretapikey" : "'"$API_SECRET"'",
      "content" : "'"$IP6_ADDR"'",
      "ttl" : "600"
    }' \
    https://porkbun.com/api/json/v3/dns/editByNameType/your.domain/AAAA