File size: 2,797 Bytes
2abcc30 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | from __future__ import annotations
import hashlib
import json
import subprocess
import sys
from pathlib import Path
from .constants import GENESIS_DIR, METADATA_FILES
def sha256_file(path: Path) -> str:
digest = hashlib.sha256()
with path.open("rb") as handle:
for chunk in iter(lambda: handle.read(1 << 20), b""):
digest.update(chunk)
return digest.hexdigest()
def check_metadata(model_dir: Path, genesis_dir: Path = GENESIS_DIR) -> dict:
model_dir = Path(model_dir)
genesis_dir = Path(genesis_dir)
files = {}
ok = True
for name in METADATA_FILES:
left = model_dir / name
right = genesis_dir / name
if not left.is_file():
files[name] = {"ok": False, "reason": "missing in model"}
ok = False
continue
if not right.is_file():
files[name] = {"ok": False, "reason": "missing in genesis"}
ok = False
continue
left_hash = sha256_file(left)
right_hash = sha256_file(right)
match = left_hash == right_hash
files[name] = {
"ok": match,
"model": left_hash,
"genesis": right_hash,
"reason": "" if match else "sha256 mismatch (not byte-identical to genesis)",
}
ok = ok and match
return {"ok": ok, "files": files}
def check_model(model_dir: Path, genesis_dir: Path = GENESIS_DIR) -> dict:
"""sha256 metadata vs genesis, then `albedo check-model` (no OpenSearch dedup)."""
model_dir = Path(model_dir)
meta = check_metadata(model_dir, genesis_dir)
cli = _albedo_check(model_dir)
report = {
"path": str(model_dir),
"metadata_hash": meta,
"check_model": cli,
"ok": bool(meta["ok"] and cli.get("ok")),
"note": "check-model does not run OpenSearch 0.95 fingerprint dedup or live metadata pins.",
}
print(json.dumps(report, indent=2), flush=True)
return report
def _albedo_check(model_dir: Path) -> dict:
cmd = [sys.executable, "-m", "miner.cli", "check-model", "--path", str(model_dir)]
try:
proc = subprocess.run(
cmd,
cwd=str(Path(__file__).resolve().parents[1]),
capture_output=True,
text=True,
check=False,
)
except OSError as exc:
return {"ok": False, "reason": str(exc), "stdout": "", "stderr": ""}
stdout = proc.stdout or ""
return {
"ok": proc.returncode == 0 and _valid_line(stdout),
"returncode": proc.returncode,
"stdout": stdout,
"stderr": proc.stderr or "",
}
def _valid_line(stdout: str) -> bool:
lines = [line.strip() for line in stdout.splitlines() if line.strip()]
return bool(lines) and lines[-1] == "VALID"
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