| """Read-only, checksum-verified transfer using legacy SCP for this Tailscale SSH gateway.""" |
| import argparse |
| import hashlib |
| import json |
| from pathlib import Path |
| import shlex |
| import subprocess |
| import time |
|
|
| FILES={ |
| "runtime_pins.json":"runtime_pins.json", |
| "results/validation_v0/summary.json":"validation_summary.json", |
| "results/final_reference/report.json":"reference_report.json", |
| "results/final_reference/start.png":"start.png", |
| "results/final_reference/final.png":"final.png", |
| "results/final_reference/episode.mp4":"episode.mp4", |
| } |
| REMOTE_ROOT="/home/travor/rpent-data/runs/phaselatch" |
|
|
|
|
| def digest(path): |
| return hashlib.sha256(path.read_bytes()).hexdigest() |
|
|
|
|
| def main(): |
| parser=argparse.ArgumentParser() |
| parser.add_argument("--host",default="travor@<TAILNET_IP>") |
| args=parser.parse_args() |
| output=Path(__file__).resolve().parents[1]/"results/pl01" |
| output.mkdir(parents=True,exist_ok=True) |
| remote=("import json,hashlib; from pathlib import Path; root=Path("+repr(REMOTE_ROOT)+ |
| "); files="+repr(FILES)+"; print(json.dumps({n:{'bytes':(root/n).stat().st_size,'sha256':hashlib.sha256((root/n).read_bytes()).hexdigest()} for n in files}))") |
| command="python3 -c "+shlex.quote(remote) |
| for attempt in range(3): |
| try: |
| details=json.loads(subprocess.check_output(["ssh","-o","BatchMode=yes","-o","ConnectTimeout=20",args.host,command],timeout=90)) |
| break |
| except (subprocess.CalledProcessError,subprocess.TimeoutExpired): |
| if attempt==2: |
| raise |
| time.sleep(1) |
| saved={} |
| for source,name in FILES.items(): |
| target=output/name |
| expected=details[source] |
| if not target.exists() or digest(target)!=expected['sha256']: |
| temporary=target.with_suffix(target.suffix+'.part') |
| print('Receiving',name,expected['bytes'],'bytes',flush=True) |
| for attempt in range(3): |
| try: |
| subprocess.run(["scp","-O","-o","BatchMode=yes","-o","ConnectTimeout=20", |
| f"{args.host}:{REMOTE_ROOT}/{source}",str(temporary)],check=True,timeout=300) |
| if temporary.stat().st_size!=expected['bytes'] or digest(temporary)!=expected['sha256']: |
| raise ValueError('Artifact checksum mismatch') |
| temporary.replace(target) |
| break |
| except (subprocess.CalledProcessError,subprocess.TimeoutExpired): |
| if attempt==2: |
| raise |
| time.sleep(1) |
| saved[name]={**expected,'remote_path':source} |
| print('Verified',name,flush=True) |
| (output/'artifact_manifest.json').write_text(json.dumps(saved,indent=2)+'\n',encoding='utf-8') |
|
|
|
|
| if __name__=='__main__': |
| main() |
|
|
