"""Isolated, root-owned bootstrap; no dependency on system Python packages."""

import os
import sys
from pathlib import Path

CODE = Path(__file__).resolve().parent
sys.path.insert(0, str(CODE))
from layout import active, trusted  # noqa: E402


def main():
    trusted(CODE, True)
    runtime = trusted(active(), True)
    trusted(runtime / "python", True)
    sys.path[:0] = [str(runtime / "python"), str(CODE)]
    os.umask(0o007)
    if sys.argv[1:] == ["broker"]:
        from runtime.broker import main as run

        run()
    elif len(sys.argv) == 3 and sys.argv[1] == "worker":
        from runtime.worker import main as run

        os.chdir(runtime / "bin")
        run(sys.argv[2], runtime)
    else:
        raise ValueError("Unsupported runtime entry point")


if __name__ == "__main__":
    main()