#!/bin/bash
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR"
# shellcheck source=/dev/null
set -a
[ -f "${SCRIPT_DIR}/env-external_dns" ] && source "${SCRIPT_DIR}/env-external_dns"
set +a

EXTERNAL_DNS_NAMESPACE="${EXTERNAL_DNS_NAMESPACE:-external-dns}"
EXTERNAL_DNS_VERSION="${EXTERNAL_DNS_VERSION:-v0.21.0}"

CMD_TSK="${CMD_TSK:-${1:-install}}"

source "${SCRIPT_DIR}/external_dns-lib.sh"
_resolve_kubeconfig

case "$CMD_TSK" in
  install|init)  bash "${SCRIPT_DIR}/run-init.sh"    ;;
  update)        bash "${SCRIPT_DIR}/run-update.sh"  ;;
  delete)        bash "${SCRIPT_DIR}/run-delete.sh"  ;;
  *) echo "ERROR: unknown CMD_TSK='$CMD_TSK'. Valid: install|update|delete" >&2; exit 1 ;;
esac