Files
backup-tool/tools/assert_capabilities.py
T

41 lines
1.4 KiB
Python

#!/usr/bin/env python3
"""Assert the released v2 capability contract is truthful and explicit."""
from __future__ import annotations
import argparse
import json
from pathlib import Path
CONTRACT = Path("contracts/repository/v1/capabilities-v2.0.json")
def main() -> int:
parser = argparse.ArgumentParser()
parser.add_argument("--release", required=True)
parser.add_argument("--include", required=True)
parser.add_argument("--exclude", required=True)
args = parser.parse_args()
if args.release != "v2.0":
raise SystemExit("only v2.0 capability certification is supported")
try:
payload = json.loads(CONTRACT.read_text(encoding="utf-8"))
except (OSError, json.JSONDecodeError) as error:
raise SystemExit(f"cannot load capability contract: {error}") from error
available = set(payload["sources"])
available.update(name for name, enabled in payload["features"].items() if enabled)
required = {item for item in args.include.split(",") if item}
forbidden = {item for item in args.exclude.split(",") if item}
missing = sorted(required - available)
present = sorted(forbidden & available)
if missing or present:
raise SystemExit(
f"capability assertion failed: missing={missing}, forbidden={present}"
)
print(f"v2.0 capabilities certified: {', '.join(sorted(available))}")
return 0
if __name__ == "__main__":
raise SystemExit(main())