dns_add_acme_dns

#!/usr/bin/env bash

# acme-dns configuration

api_url=${ACME_DNS_API_URL:-''}
username=${ACME_DNS_USERNAME:-''}
password=${ACME_DNS_PASSWORD:-''}
subdomain=${ACME_DNS_SUBDOMAIN:-''}


fulldomain="${1}"
token="${2}"

curl_params=( -H "X-Api-User: $username" -H "X-Api-Key: $password" )

data='{"subdomain": "'$subdomain'", "txt": "'$token'"}'

if [[ ${_USE_DEBUG} -eq 1 ]]; then
    echo "Calling ${api_url} with data ${data}"
fi

tempfile=$(mktemp)

http_code=$(curl --silent "${curl_params[@]}" -X POST --write-out '%{http_code}' -o ${tempfile} -d "${data}" \
	    "${api_url}/update")

if [ $? -ne 0 ]; then
    echo "Curl failed to fetch $api_url" >&2
    rm -f $tempfile
    exit 1
fi

resp=$(cat $tempfile)
rm -f $tempfile

error=$(echo $resp | sed -n 's/.*"error": *"\([^"]*\)*".*/\1/p')

if [ ! -z "$error" ]; then
    echo "Error adding DNS record: $error" >&2
    exit 1
fi

if [ "${http_code}" -gt 399 ]; then
    echo "Curl got http error code ${http_code} from $api_url" >&2
    exit 1
fi

if [[ ${_USE_DEBUG} -eq 1 ]]; then
    echo response $resp
fi

exit 0