| |
| """B1b 跨进程互认比对器：读两次独立运行的两份输出，字节相等才算"同参同指纹"。 |
| |
| 用法： |
| python scripts/contract_interop.py --out reports/a.json |
| python scripts/contract_interop.py --out reports/b.json |
| python scripts/contract_interop_final.py --a reports/a.json --b reports/b.json --out reports/contract_v1_interop.json |
| |
| 判据：exit 0 = 两次运行字节一致 + I1–I4 全绿。 |
| """ |
| import hashlib |
| import json |
| import os |
| import sys |
|
|
| ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) |
|
|
|
|
| def sha256_file(path): |
| h = hashlib.sha256() |
| with open(path, "rb") as f: |
| for chunk in iter(lambda: f.read(65536), b""): |
| h.update(chunk) |
| return h.hexdigest() |
|
|
|
|
| def get(argv, flag): |
| if flag in argv: |
| i = argv.index(flag) |
| if i + 1 < len(argv): |
| return argv[i + 1] |
| return None |
|
|
|
|
| def main(argv): |
| a = get(argv, "--a") or os.path.join(ROOT, "reports", "contract_v1_interop_a.json") |
| b = get(argv, "--b") or os.path.join(ROOT, "reports", "contract_v1_interop_b.json") |
| out = get(argv, "--out") or os.path.join(ROOT, "reports", "contract_v1_interop.json") |
|
|
| if not (os.path.isfile(a) and os.path.isfile(b)): |
| print(json.dumps({"verdict": "FAIL", "reason": "missing run output"}, ensure_ascii=False)) |
| return 1 |
|
|
| sha_a, sha_b = sha256_file(a), sha256_file(b) |
| byte_equal = sha_a == sha_b |
| with open(a, encoding="utf-8") as f: |
| ra = json.load(f) |
| ok = byte_equal and ra.get("same_params_equal") and ra.get("payload_changed_differs") \ |
| and ra.get("nonce_not_in_fingerprint") and ra.get("all_valid") |
|
|
| report = { |
| "experiment": "B1b-cross-process-fingerprint", |
| "process_runs": 2, |
| "run_a_sha256": sha_a, |
| "run_b_sha256": sha_b, |
| "byte_equal": byte_equal, |
| "same_params_equal": bool(ra.get("same_params_equal")), |
| "payload_changed_differs": bool(ra.get("payload_changed_differs")), |
| "nonce_not_in_fingerprint": bool(ra.get("nonce_not_in_fingerprint")), |
| "all_valid": bool(ra.get("all_valid")), |
| "samples": ra.get("samples", []), |
| "fingerprint_rule": ra.get("fingerprint_rule", ""), |
| "verdict": "PASS" if ok else "FAIL", |
| } |
| text = json.dumps(report, ensure_ascii=False, indent=2, sort_keys=True) |
| with open(out, "w", encoding="utf-8", newline="\n") as f: |
| f.write(text + "\n") |
| print(text) |
| return 0 if ok else 1 |
|
|
|
|
| if __name__ == "__main__": |
| sys.exit(main(sys.argv)) |
|
|
