feat(pre-push-safety-net): record admission vetoes and meet M1a on NodeGoat

Add group 9 to the approved task plan as the bounded owner amendment release
milestone M1a requires, implement the task-local recorded-veto evaluation flag,
and run the three pinned NodeGoat revisions under it.

The flag re-runs the production comparison and admission over a lifted copy of
the same evidence and records each veto instead of applying it. Recognized
completeness vetoes are lifted and logged; failures never are, because silence
from a failure is not a quiet fixed twin. It is off by default, accepted only on
explicit base/head replay, refused in Git stdin mode, labels every payload it
produces, and admits no defect even when a lifted candidate otherwise would.

M1a outcome, inside its one-week box and with expectations frozen on disk first:
the three entailed <lambda>2 witnesses are present at contributions.js 32-34; the
fixed twin was genuinely analyzed and quiet, answering its target question with
zero rows and no deadline reason while the same findings appear as base-only; the
unchanged revision was analyzed and recorded unchanged. The kill criterion did
not trigger.

Five vetoes fired and were recorded. M1a also corrected the diagnosis: with all
five lifted the detection still stops at operation_correspondence_unresolved,
because a newly introduced operation sits on a changed line and has no base
anchor. The unchanged revision resolves its base location on the same lines and
classifies as unchanged, which isolates correspondence as the mechanism. That
fifth veto was not in the earlier four-veto diagnosis and is now M1b's central
repair.

Diagnosis only. No defect admitted, no capability enabled, no gate changed, no
latency claim; the 900-second development budget cannot measure the hook gate.
Rollout and task 8.3 remain NO-GO.

Co-Authored-By: Claude Opus 5 (1M context) <[email protected]>
Claude-Session: https://claude.ai/code/session_01EmM1j46qgKMh3zqD1QMwEo
This commit is contained in:
Marius Ciepluch
2026-09-16 15:31:34 +02:00
co-authored by Claude Opus 5
parent 8b66d5cb75
commit 3224884d8f
17 changed files with 4126 additions and 462 deletions
+33
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@@ -189,6 +189,39 @@ Exit 1 with a complete scorecard is measured NO-GO; a missing scorecard is an in
failure. Three samples per workload on development NodeGoat cannot independently qualify
a production language/framework/family or establish broad multi-project performance.
### M1a recorded-veto diagnosis (task 9.2)
`m1a_record_vetoes.py` replays the pinned NodeGoat vulnerable, fixed and unchanged
revisions through the production `ousast pre-push --base/--head` command under
`--experimental-record-vetoes`. The flag records each comparison and admission veto per
raw finding instead of applying it; it is off by default, refused in Git stdin mode, and
enables no hook capability. Expected operation and outcome for all three comparisons are
written to `m1a-record.json` before the first scan.
```sh
docker run --rm --network none --memory 3g --entrypoint python \
-v "$PWD:/context:ro" \
-v "$HOME/.cache/openultrasast/repos:/cache:ro" \
-v /absolute/writable/results:/results \
openultrasast:dev /context/benchmarks/push/m1a_record_vetoes.py \
--manifest /context/benchmarks/push/inputs.json --cache /cache \
--out /results/new-m1a --deadline 900
```
The output directory must not exist. `--deadline` is an explicitly named development
budget: it obtains witnesses and cannot satisfy or measure the 30-second hook latency
gate. Each case retains the full artifact, stdout/stderr, exact base/head pins, source
byte receipts and the partition census. The record states, per case, the expectation
declared beforehand against the observed outcome, and for every finding the exact list of
vetoes that fired with whether each was recorded or still applied.
Exit **0** requires the raw witness present on the vulnerable revision, the fixed twin
genuinely analyzed and quiet, the unchanged revision analyzed and not reported as a new
regression, and a recorded evaluation for all three. A timed-out or unanalyzed fixed twin
fails M1a and triggers the milestone's kill criterion; silence is never a pass. Lifted
vetoes are diagnostic only. This run admits no defect, enables no capability, and cannot
qualify Node, PHP or Python.
### Capability qualification (task 8.3)
The same `measure.py` replay instrument accepts `--selection development` (the
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@@ -0,0 +1,260 @@
"""M1a: replay the pinned NodeGoat vulnerable/fixed/unchanged revisions with vetoes recorded.
Prepares the same private bare repository and authored pins as `measure.py`, records the
expected operation and outcome for each comparison BEFORE any scanner run, then invokes the
production `ousast pre-push --base/--head` replay under `--experimental-record-vetoes` with an
explicitly named development budget. The output is a replayable three-revision record with
exact revision/question/operation provenance, the per-finding veto list, and readable source
and census receipts. It is development evidence for release milestone M1a only: nothing here
is an alert, an admission, a capability or a hook-latency measurement.
"""
from __future__ import annotations
import argparse
import hashlib
import json
import os
import platform
import subprocess
import sys
import time
from pathlib import Path
from typing import Any
sys.path.insert(0, str(Path(__file__).resolve().parent))
from measure import git, pin_snapshot # noqa: E402
from openultrasast.model.scan import ScanBudget # noqa: E402
from openultrasast.push.runner import _provenance # noqa: E402
from openultrasast.push.vetoes import FLAG, LABEL # noqa: E402
from openultrasast.push_inputs import validate_manifest # noqa: E402
from openultrasast.repos import checkout_path, load_repo_recipe # noqa: E402
TARGET = {"path": "app/routes/contributions.js", "function": "handleContributionsUpdate", "family": "injection"}
WITNESS_LINES = (32, 33, 34)
# Declared before running. "quiet" means no raw injection finding at the target path in the head;
# "unchanged" means the raw findings remain but the recorded novelty is not new/worsened.
PLAN: tuple[dict[str, Any], ...] = (
{
"id": "nodegoat-introduce",
"base": "nodegoat-fixed",
"head": "nodegoat-vulnerable",
"expected": "raw injection finding at the three eval lines with recorded novelty new; every applied veto listed",
"expected_head_findings_at_target": len(WITNESS_LINES),
},
{
"id": "nodegoat-repair",
"base": "nodegoat-vulnerable",
"head": "nodegoat-fixed",
"expected": "fixed twin analyzed and quiet: target questions answered with no injection finding; three base-only findings",
"expected_head_findings_at_target": 0,
},
{
"id": "nodegoat-benign",
"base": "nodegoat-vulnerable",
"head": "nodegoat-benign",
"expected": "unchanged backlog: raw findings remain with recorded novelty unchanged, never new or worsened",
"expected_head_findings_at_target": len(WITNESS_LINES),
},
)
def write(path: Path, data: object) -> None:
path.write_text(json.dumps(data, indent=2, allow_nan=False) + "\n")
def receipts(bare: Path, oid: str, path: str) -> dict[str, object]:
blob = git(bare, "cat-file", "blob", f"{oid}:{path}")
if not blob:
raise ValueError("empty source blob")
return {"path": path, "bytes": len(blob), "sha256": hashlib.sha256(blob).hexdigest(), "lines": blob.count(b"\n")}
def summarize(case: dict[str, Any], artifact: dict[str, Any]) -> dict[str, Any]:
experimental = artifact.get("experimental") or {}
head_scans = [s["scan"] for s in artifact["scans"] if s["side"] == "head"]
base_scans = [s["scan"] for s in artifact["scans"] if s["side"] == "base"]
target_head = [
f for s in head_scans for f in s["findings"] if f["family"] == TARGET["family"] and f["site"].startswith(TARGET["path"] + ":")
]
target_questions = [
q
for s in head_scans
for q in s["question_outcomes"]
if q["identity"]["path"] == TARGET["path"] and q["identity"]["family"] == TARGET["family"]
]
census = [
{"language": p.get("language"), "frontend": p.get("frontend"), "files": len(p.get("paths", ())), "complete": p.get("complete")}
for s in head_scans
for p in s.get("partitions", ())
]
raw_findings = experimental.get("findings")
findings: list[dict[str, Any]] = raw_findings if isinstance(raw_findings, list) else []
target_recorded = [f for f in findings if f["family"] == TARGET["family"] and f["site"].startswith(TARGET["path"] + ":")]
observed = len(target_head)
analyzed = bool(target_questions) and all(q["raw_rows_json"] is not None for q in target_questions)
outcome = {
"expected": case["expected"],
"expected_head_findings_at_target": case["expected_head_findings_at_target"],
"observed_head_findings_at_target": observed,
"target_questions_answered": analyzed,
"target_question_outcomes": [
{"function": q["identity"]["function"], "status": q["status"], "reason": q["reason"]} for q in target_questions
],
"head_scan_completed": bool(head_scans) and all(s.get("scope") is not None for s in head_scans),
"base_scan_present": bool(base_scans),
"production_finding_status": artifact["result"]["finding_status"],
"production_coverage_status": artifact["result"]["coverage_status"],
"recorded_status": experimental.get("status"),
"recorded_target_findings": [
{
"site": f["site"],
"witness": f["witness"],
"question_function": (f.get("question") or {}).get("function"),
"operation_method": f.get("operation_method"),
"base_location": f.get("base_location"),
"production": [f["production_novelty"], f["production_reason"], f["production_admission"]],
"recorded": [f["recorded_novelty"], f["recorded_reason"], f["recorded_admission"]],
"vetoes": f["vetoes"],
}
for f in target_recorded
],
"base_only_findings": experimental.get("base_only_findings", []),
"census": census,
"coverage_reasons": artifact["admission"]["coverage_reasons"],
"timings": artifact["timings"],
}
if case["id"] == "nodegoat-repair":
# Silence from failure is not a pass: the fixed twin must have been analyzed.
outcome["fixed_twin_quiet"] = (
analyzed and observed == 0 and not any("deadline" in r for r in artifact["admission"]["coverage_reasons"])
)
elif case["id"] == "nodegoat-benign":
# Silence from a timeout must not read as "no regression reported".
outcome["analyzed"] = analyzed and experimental.get("status") == "evaluated"
outcome["reported_as_new_regression"] = any(f["recorded"][0] in ("new", "worsened") for f in outcome["recorded_target_findings"])
else:
outcome["raw_witness_present"] = observed == case["expected_head_findings_at_target"] and all(
any(f["site"].startswith(f"{TARGET['path']}:{line}:") for f in target_head) for line in WITNESS_LINES
)
return outcome
def main() -> int:
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument("--manifest", type=Path, required=True)
parser.add_argument("--cache", type=Path, required=True)
parser.add_argument("--out", type=Path, required=True)
parser.add_argument("--deadline", type=float, default=900.0, help="explicitly named development budget; never the hook gate")
args = parser.parse_args()
args.out.mkdir(parents=True, exist_ok=False)
out = args.out.resolve()
manifest = json.loads(args.manifest.read_bytes())
validation = validate_manifest(args.manifest, cache_root=args.cache, fetch=False)
write(out / "input-validation.json", validation)
snapshots = {s["id"]: s for s in manifest["snapshots"]}
needed = ("nodegoat-vulnerable", "nodegoat-fixed", "nodegoat-benign")
ready = {s["id"]: s["status"] for s in validation["snapshots"] if s["id"] in needed}
if any(ready.get(sid) != "ready" for sid in needed):
raise SystemExit(f"NodeGoat snapshots not ready: {ready}")
recipe = load_repo_recipe(args.manifest.parent / snapshots[needed[0]]["recipe"])
source = checkout_path(recipe, args.cache)
bare = out / "objects.git"
bare.mkdir()
git(bare, "init", "--bare")
objects = git(source, "rev-parse", "--path-format=absolute", "--git-path", "objects").decode().strip()
(bare / "objects/info/alternates").write_text(objects + "\n")
pins = {sid: pin_snapshot(bare, recipe.commit, snapshots[sid]) for sid in needed}
settings = ScanBudget(max_model_calls=0, max_regions=500, order_by_evidence=True)
installed = _provenance(bare, settings)
record: dict[str, Any] = {
"schema_version": 1,
"label": LABEL,
"milestone": "M1a",
"flag": FLAG,
"development_budget_seconds": args.deadline,
"budget_note": "Explicitly named development budget; this run cannot satisfy or measure the 30s hook latency gate.",
"source_commit": recipe.commit,
"pins": pins,
"target": TARGET,
"witness_lines": list(WITNESS_LINES),
"plan": [dict(case, base_oid=pins[case["base"]], head_oid=pins[case["head"]]) for case in PLAN],
"source_receipts": {sid: receipts(bare, oid, TARGET["path"]) for sid, oid in pins.items()},
"provenance": installed,
"hardware": {"platform": platform.platform(), "cpu_affinity": sorted(os.sched_getaffinity(0))},
"instrument_sha256": hashlib.sha256(Path(__file__).read_bytes()).hexdigest(),
"cases": [],
}
write(out / "m1a-record.json", record) # Expectations and pins are on disk before any scan.
cases: list[dict[str, Any]] = []
for case in PLAN:
artifact = out / (case["id"] + ".json")
command = [
sys.executable,
"-m",
"openultrasast.cli",
"pre-push",
str(bare),
"--base",
pins[case["base"]],
"--head",
pins[case["head"]],
"--artifact",
str(artifact),
"--deadline",
str(args.deadline),
"--cancellation-allowance",
"2",
"--max-regions",
"500",
"--cache-dir",
str(out / "cache"),
FLAG,
]
started = time.monotonic()
process = subprocess.run(command, capture_output=True, text=True, timeout=args.deadline + 30)
elapsed = time.monotonic() - started
(out / (case["id"] + ".stdout")).write_text(process.stdout)
(out / (case["id"] + ".stderr")).write_text(process.stderr)
entry: dict[str, Any] = {
"case_id": case["id"],
"command": command,
"base_oid": pins[case["base"]],
"head_oid": pins[case["head"]],
"exit_code": process.returncode,
"elapsed_seconds": elapsed,
"terminal": process.stdout,
"artifact": artifact.name if artifact.is_file() else None,
}
if artifact.is_file():
data = json.loads(artifact.read_text())
entry["provenance_matches_installed"] = all(
data["provenance"].get(k) == installed[k] for k in ("engine", "facts", "queries", "policy", "core", "semantics")
)
entry["outcome"] = summarize(case, data)
else:
entry["outcome"] = {"instrument_error": "missing_artifact"}
cases.append(entry)
record["cases"] = cases
write(out / "m1a-record.json", record)
print(json.dumps({"case": case["id"], "elapsed_seconds": round(elapsed, 3), "exit": process.returncode}), flush=True)
outcomes: dict[str, dict[str, Any]] = {str(c["case_id"]): c["outcome"] for c in cases}
introduce, repair, benign = (outcomes.get(k, {}) for k in ("nodegoat-introduce", "nodegoat-repair", "nodegoat-benign"))
verdict: dict[str, Any] = {
"raw_witness_present": bool(introduce.get("raw_witness_present")),
"fixed_twin_quiet": bool(repair.get("fixed_twin_quiet")),
"unchanged_not_new_regression": bool(benign.get("analyzed")) and not benign.get("reported_as_new_regression", True),
"all_recorded": all(o.get("recorded_status") == "evaluated" for o in outcomes.values()),
"kill_criterion_triggered": bool(repair) and not repair.get("fixed_twin_quiet"),
"note": "M1a exit evidence only when every entry is true; a fixed twin that timed out or was not analyzed fails M1a.",
}
record["verdict"] = verdict
write(out / "m1a-record.json", record)
print(json.dumps(verdict), flush=True)
return 0 if all(v for k, v in verdict.items() if k not in ("note", "kill_criterion_triggered")) else 1
if __name__ == "__main__":
raise SystemExit(main())