"""Container readiness: HTTP 200 alone does not mean that indexes are ready."""
import json
import urllib.request


def main():
    with urllib.request.urlopen('http://127.0.0.1:8000/health', timeout=8) as response:
        health = json.load(response)
    raise SystemExit(0 if health.get('ready') is True else 1)


if __name__ == '__main__':
    main()