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"""Run a registry-locked SimCode4D case/seed matrix without overwriting episodes."""
from __future__ import annotations
import argparse
import json
import subprocess
import sys
import traceback
from pathlib import Path
from typing import Any
import mujoco
TOOLS_DIR = Path(__file__).resolve().parent
sys.path.insert(0, str(TOOLS_DIR))
from runtime import sha256_file # noqa: E402
def load_json(path: Path) -> dict[str, Any]:
with path.open("r", encoding="utf-8") as handle:
return json.load(handle)
def write_json(path: Path, payload: dict[str, Any]) -> None:
temporary = path.with_suffix(path.suffix + ".tmp")
with temporary.open("w", encoding="utf-8") as handle:
json.dump(payload, handle, indent=2, sort_keys=True)
handle.write("\n")
temporary.replace(path)
def select_registered(requested, registered, label: str):
values = list(registered if requested is None else requested)
if len(values) != len(set(values)):
raise ValueError(label + " contains duplicates")
unknown = [value for value in values if value not in registered]
if unknown:
raise ValueError(label + " contains unregistered values: " + repr(unknown))
return values
def verify_ref(workspace: Path, ref: dict[str, Any], label: str) -> Path:
path = workspace / ref["path"]
if not path.is_file():
raise FileNotFoundError(label + " missing: " + str(path))
if path.stat().st_size != int(ref["bytes"]):
raise RuntimeError(label + " byte count mismatch: " + str(path))
if sha256_file(path) != ref["sha256"]:
raise RuntimeError(label + " sha256 mismatch: " + str(path))
return path
def run_preflight(workspace: Path, suite_root: Path) -> dict[str, Any]:
command = [
sys.executable,
str(suite_root / "tools/validate_suite.py"),
"--workspace", str(workspace),
"--suite", str(suite_root),
]
completed = subprocess.run(command, check=False, capture_output=True, text=True)
if completed.returncode != 0:
detail = completed.stdout.strip() or completed.stderr.strip()
raise RuntimeError("strict preflight failed:\n" + detail)
return json.loads(completed.stdout)
def load_existing_episode(
output_dir: Path,
case_id: str,
generation_seed: int,
physics_seed: int,
) -> tuple[dict[str, Any], dict[str, Any]]:
raw_path = output_dir / "episode_log.json"
validation_path = output_dir / "validation.json"
if not raw_path.is_file() or not validation_path.is_file():
raise RuntimeError("incomplete existing episode: " + str(output_dir))
raw = load_json(raw_path)
validation = load_json(validation_path)
expected = (case_id, generation_seed, physics_seed)
raw_identity = (raw["case_id"], raw["generation_seed"], raw["physics_seed"])
validation_identity = (
validation["case_id"],
validation["generation_seed"],
validation["physics_seed"],
)
if raw_identity != expected or validation_identity != expected:
raise RuntimeError("existing episode identity mismatch: " + str(output_dir))
if validation["raw_event_log_sha256"] != sha256_file(raw_path):
raise RuntimeError("existing episode raw-log hash mismatch: " + str(output_dir))
return raw, validation
def manifest_row(
output_root: Path,
output_dir: Path,
raw: dict[str, Any],
validation: dict[str, Any],
reused: bool,
) -> dict[str, Any]:
return {
"case_id": validation["case_id"],
"generation_seed": validation["generation_seed"],
"physics_seed": validation["physics_seed"],
"status": validation["status"],
"dev_reference_success": validation["dev_reference_success"],
"task_predicates_pass": validation["task_predicates_pass"],
"safety_pass": validation["safety_pass"],
"integrity_pass": validation["integrity_pass"],
"output_dir": str(output_dir.relative_to(output_root)),
"raw_event_log_sha256": validation["raw_event_log_sha256"],
"artifact_hashes": raw["artifact_hashes"],
"wall_time_s": raw["summary"]["wall_time_s"],
"reused_on_resume": reused,
}
def main() -> int:
parser = argparse.ArgumentParser()
parser.add_argument("--suite", type=Path, required=True)
parser.add_argument("--output", type=Path, required=True)
parser.add_argument("--generation-seeds", type=int, nargs="+")
parser.add_argument("--physics-seeds", type=int, nargs="+")
parser.add_argument("--case-ids", nargs="+")
parser.add_argument("--resume", action="store_true")
parser.add_argument("--skip-preflight", action="store_true")
args = parser.parse_args()
suite_root = args.suite.resolve()
workspace = suite_root.parents[1]
output_root = args.output.resolve()
registry_path = suite_root / "config/suite.json"
registry = load_json(registry_path)
for label, ref in registry.get("toolchain", {}).items():
verify_ref(workspace, ref, "toolchain " + label)
generation_seeds = select_registered(
args.generation_seeds, registry["generation_seeds"], "generation seeds"
)
physics_seeds = select_registered(
args.physics_seeds, registry["physics_seeds"], "physics seeds"
)
registered_cases = [item["case_id"] for item in registry["cases"]]
case_ids = select_registered(args.case_ids, registered_cases, "case IDs")
case_by_id = {item["case_id"]: item for item in registry["cases"]}
if output_root.exists() and not args.resume:
raise FileExistsError("output exists; use a fresh path or --resume: " + str(output_root))
output_root.mkdir(parents=True, exist_ok=True)
preflight = {"passed": True, "skipped": True}
if not args.skip_preflight:
preflight = run_preflight(workspace, suite_root)
verify_ref(workspace, registry["semantic_freeze"], "semantic freeze")
for case_id in case_ids:
item = case_by_id[case_id]
verify_ref(workspace, item["case_spec"], case_id + " case spec")
verify_ref(workspace, item["case_gold"], case_id + " case gold")
expected_count = len(case_ids) * len(generation_seeds) * len(physics_seeds)
manifest: dict[str, Any] = {
"schema_version": "simcode4d.dev15.run-manifest.v1",
"suite_id": registry["suite_id"],
"suite_registry_sha256": sha256_file(registry_path),
"semantic_freeze_sha256": registry["semantic_freeze"]["sha256"],
"runtime_sha256": sha256_file(suite_root / "tools/runtime.py"),
"physics_diagnostics_sha256": sha256_file(suite_root / "tools/physics_diagnostics.py"),
"runner_sha256": sha256_file(Path(__file__)),
"toolchain_hashes": {label: ref["sha256"] for label, ref in registry.get("toolchain", {}).items()},
"simulator": {"name": "mujoco", "version": mujoco.__version__},
"selection": {
"case_ids": case_ids,
"generation_seeds": generation_seeds,
"physics_seeds": physics_seeds,
},
"replication_note": registry["replication_note"],
"preflight": preflight,
"expected_episode_count": expected_count,
"completed_episode_count": 0,
"execution_complete": False,
"execution_errors": [],
"episodes": [],
}
manifest_path = output_root / "run_manifest.json"
write_json(manifest_path, manifest)
index = 0
for case_id in case_ids:
item = case_by_id[case_id]
spec_path = workspace / item["case_spec"]["path"]
gold_path = workspace / item["case_gold"]["path"]
for generation_seed in generation_seeds:
for physics_seed in physics_seeds:
index += 1
output_dir = (
output_root / "episodes" / case_id
/ ("g" + str(generation_seed))
/ ("p" + str(physics_seed))
)
reused = output_dir.exists()
try:
if reused:
if not args.resume:
raise FileExistsError(str(output_dir))
raw, validation = load_existing_episode(
output_dir, case_id, generation_seed, physics_seed
)
else:
command = [
sys.executable, str(TOOLS_DIR / "episode_worker.py"),
"--suite", str(suite_root),
"--spec", str(spec_path),
"--gold", str(gold_path),
"--generation-seed", str(generation_seed),
"--physics-seed", str(physics_seed),
"--output", str(output_dir),
]
completed = subprocess.run(command, capture_output=True, text=True)
if completed.returncode != 0:
raise RuntimeError("episode worker failed: " + (completed.stderr.strip() or completed.stdout.strip()))
validation = load_json(output_dir / "validation.json")
raw = load_json(output_dir / "episode_log.json")
row = manifest_row(
output_root, output_dir, raw, validation, reused
)
manifest["episodes"].append(row)
manifest["completed_episode_count"] = len(manifest["episodes"])
print(
f"[{index:03d}/{expected_count:03d}] {case_id} "
f"g={generation_seed} p={physics_seed} -> {validation['status']}",
flush=True,
)
except Exception as exc:
error = {
"case_id": case_id,
"generation_seed": generation_seed,
"physics_seed": physics_seed,
"error": str(exc),
"traceback": traceback.format_exc(),
}
manifest["execution_errors"].append(error)
print(
f"[{index:03d}/{expected_count:03d}] {case_id} "
f"g={generation_seed} p={physics_seed} -> EXECUTION_ERROR: {exc}",
flush=True,
)
write_json(manifest_path, manifest)
manifest["execution_complete"] = bool(
manifest["completed_episode_count"] == expected_count
and not manifest["execution_errors"]
)
write_json(manifest_path, manifest)
passed = sum(row["dev_reference_success"] for row in manifest["episodes"])
print(
f"completed={manifest['completed_episode_count']}/{expected_count} "
f"reference_pass={passed}/{expected_count} "
f"execution_errors={len(manifest['execution_errors'])}",
flush=True,
)
return 0 if manifest["execution_complete"] else 1
if __name__ == "__main__":
raise SystemExit(main())
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