Files
linuxcncWebWASM/scripts/generate_recovery_s3_report.py

69 lines
3.0 KiB
Python

#!/usr/bin/env python3
"""Generate deterministic S3-03 Worker/offline recovery evidence."""
from __future__ import annotations
import hashlib
import json
import subprocess
from pathlib import Path
ROOT = Path(__file__).resolve().parents[1]
OUTPUT = ROOT / "coverage/recovery-s3.report.json"
INPUTS = (
"context-lock.json",
"web/worker/recovery-runtime.mjs",
"web/worker/test_recovery_s3.mjs",
"web/worker/sim-session.mjs",
"web/workspace/recovery.mjs",
"web/workspace/journal.mjs",
"web/workspace/migration.mjs",
)
def digest(data: bytes) -> str:
return hashlib.sha256(data).hexdigest()
def canonical(value: object) -> bytes:
return json.dumps(value, ensure_ascii=False, sort_keys=True, separators=(",", ":")).encode("utf-8")
def run(command: list[str]) -> dict[str, object]:
result = subprocess.run(command, cwd=ROOT, text=True, capture_output=True, check=False)
sample = None
for line in reversed(result.stdout.splitlines()):
if line.lstrip().startswith("{"):
try:
sample = json.loads(line)
break
except json.JSONDecodeError:
continue
return {"command": command, "returncode": result.returncode, "status": "verified" if result.returncode == 0 else "blocked", "stdout_sha256": digest(result.stdout.encode()), "stderr_sha256": digest(result.stderr.encode()), "sample": sample}
def generate(output: Path = OUTPUT) -> dict[str, object]:
context = json.loads((ROOT / "context-lock.json").read_text(encoding="utf-8"))
recovery = run(["node", "web/worker/test_recovery_s3.mjs"])
legacy = run(["node", "web/worker/test_recovery_offline_faults.mjs"])
report: dict[str, object] = {
"schema": "recovery-s3-report.v1",
"task_id": "S3-03",
"context_id": context["context_id"],
"status": "verified" if recovery["status"] == "verified" and legacy["status"] == "verified" and (recovery["sample"] or {}).get("status") == "verified" else "blocked",
"features": ["logical Worker crash/restart", "checkpoint event replay and operation reconciliation", "journal atomic prepare/commit/half-commit/quota", "offline package ready/network_required/path/quota validation", "deterministic migration and state hashes"],
"boundaries": ["OPFS/Service Worker browser-specific transport remains represented by deterministic storage adapters", "official crash/browser oracle remains blocked", "real filesystem and wall clock are excluded"],
"inputs": [{"path": path, "sha256": digest((ROOT / path).read_bytes())} for path in INPUTS],
"tests": {"s3": recovery, "legacy_faults": legacy},
"report_sha256": None,
}
report["report_sha256"] = digest(canonical({key: value for key, value in report.items() if key != "report_sha256"}))
output.parent.mkdir(parents=True, exist_ok=True)
output.write_text(json.dumps(report, ensure_ascii=False, sort_keys=True, indent=2) + "\n", encoding="utf-8")
return report
if __name__ == "__main__":
report = generate()
print(f"recovery_s3={report['status']}")