atlas-iac/services/hermes/scripts/patch_api_server_sessions.py

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#!/usr/bin/env python3
"""Add explicit parent lineage to Hermes API-created sessions."""
from __future__ import annotations
import argparse
from pathlib import Path
BEFORE = ''' model = body.get("model") or self._model_name
system_prompt = body.get("system_prompt")
if system_prompt is not None and not isinstance(system_prompt, str):
return web.json_response(_openai_error("system_prompt must be a string", code="invalid_system_prompt"), status=400)
db.create_session(session_id, "api_server", model=str(model) if model else None, system_prompt=system_prompt)
'''
AFTER = ''' model = body.get("model") or self._model_name
system_prompt = body.get("system_prompt")
if system_prompt is not None and not isinstance(system_prompt, str):
return web.json_response(_openai_error("system_prompt must be a string", code="invalid_system_prompt"), status=400)
# API workers are first-class children of the objective that launched
# them. Accept a JSON field for normal clients and a header for thin
# relays that cannot extend their request schema.
metadata = body.get("metadata")
metadata_parent = metadata.get("parent_session_id") if isinstance(metadata, dict) else None
raw_parent = body.get("parent_session_id") or metadata_parent or request.headers.get(
"X-Hermes-Parent-Session-Id"
)
parent_session_id = str(raw_parent).strip() if raw_parent else None
if parent_session_id:
if (
len(parent_session_id) > self._MAX_SESSION_HEADER_LEN
or re.search(r'[\\r\\n\\x00]', parent_session_id)
or _is_path_unsafe(parent_session_id)
or parent_session_id == session_id
):
return web.json_response(_openai_error("Invalid parent session ID", code="invalid_parent_session_id"), status=400)
if not db.get_session(parent_session_id):
return web.json_response(_openai_error(f"Parent session not found: {parent_session_id}", code="parent_session_not_found"), status=404)
db.create_session(
session_id,
"api_server",
model=str(model) if model else None,
system_prompt=system_prompt,
parent_session_id=parent_session_id,
)
'''
def patch(source: Path, destination: Path) -> None:
"""Apply the narrow session-lineage extension and fail on upstream drift."""
content = source.read_text(encoding="utf-8")
if BEFORE not in content:
raise RuntimeError("Hermes API session patch context changed")
destination.parent.mkdir(parents=True, exist_ok=True)
destination.write_text(content.replace(BEFORE, AFTER, 1), encoding="utf-8")
def main() -> int:
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument("source", type=Path)
parser.add_argument("destination", type=Path)
args = parser.parse_args()
patch(args.source, args.destination)
return 0
if __name__ == "__main__":
raise SystemExit(main())