#!/usr/bin/env bash
set -euo pipefail
BASE=http://opensearch:9200
code=$(curl -sS -o /tmp/host-metrics-policy.json -w '%{http_code}' \
  "$BASE/_plugins/_ism/policies/host-metrics-retention")
case "$code" in
  404) curl -fsS -X PUT "$BASE/_plugins/_ism/policies/host-metrics-retention" \
    -H 'Content-Type: application/json' --data-binary @/bootstrap/retention-policy.json ;;
  200) echo 'Preserving existing retention policy.' ;;
  *) cat /tmp/host-metrics-policy.json; exit 1 ;;
esac
curl -fsS -X PUT "$BASE/_index_template/host-metrics-v1" \
  -H 'Content-Type: application/json' --data-binary @/bootstrap/index-template.json
echo 'OpenSearch template and retention ready.'