| """Prepare the upstream image to meet MiMo's documented image contract.""" |
| import json |
| from pathlib import Path |
| import shutil |
| import subprocess |
| import tarfile |
|
|
| from server import make_verifier |
|
|
| root = Path("/opt/arena") |
| instance = json.loads((root / "instance.json").read_text()) |
| cwd = Path(instance["cwd"]) |
| dependencies = json.loads((root / "task-dependencies.json").read_text()).get(instance["instance_id"], []) |
| if dependencies: |
| subprocess.run(["python3", "-m", "pip", "install", "--no-cache-dir", "--no-deps", *dependencies], check=True) |
| env = make_verifier(privileged=True) |
| base = None |
| if instance["dataset_type"] == "opensource-code": |
| base = subprocess.check_output(["git", "rev-parse", "HEAD"], cwd=cwd, text=True).strip() |
| if not env._strip_future_commits(base): |
| raise RuntimeError("Upstream history stripping failed") |
| elif list(cwd.rglob(".git")): |
| raise RuntimeError("Frozen terminal task unexpectedly includes Git metadata") |
| env.setup_environment() |
| with tarfile.open(root / "workspace.tar", "w") as archive: |
| archive.add(cwd, arcname=cwd.name) |
| shutil.rmtree(cwd) |
| print(json.dumps({"task_id": instance["instance_id"], "base_commit": base, "history_checked": True})) |
|
|
