"""Read-only sidebar discoverability audit for Hermes WebUI sessions. This module does not repair or mutate session state. It cross-checks the four places that decide whether a session can be found from the WebUI sidebar: - JSON sidecars under the WebUI session directory - ``_index.json`` sidebar metadata - canonical ``state.db`` rows/messages - the live ``api.models.all_sessions()`` sidebar response, when available """ from __future__ import annotations import argparse import json import sqlite3 from collections import Counter from pathlib import Path from typing import Iterable def _safe_int(value, default: int = 0) -> int: try: if value is None: return default return int(value) except (TypeError, ValueError): return default def _read_json(path: Path): try: return json.loads(path.read_text(encoding="utf-8")) except (OSError, json.JSONDecodeError, ValueError): return None def _message_count_from_payload(payload: dict) -> int: messages = payload.get("messages") if isinstance(messages, list): return len(messages) return _safe_int(payload.get("message_count"), 0) def _record_from_mapping(mapping: dict, source_name: str) -> dict: sid = str(mapping.get("session_id") or mapping.get("id") or "").strip() if not sid: return {} return { "session_id": sid, "title": mapping.get("title"), "message_count": _message_count_from_payload(mapping), "source_tag": mapping.get("source_tag"), "session_source": mapping.get("session_source"), "source": mapping.get("source"), "is_cli_session": mapping.get("is_cli_session"), "parent_session_id": mapping.get("parent_session_id"), "pre_compression_snapshot": bool(mapping.get("pre_compression_snapshot")), "_lineage_root_id": mapping.get("_lineage_root_id"), "archived": bool(mapping.get("archived")), "project_id": mapping.get("project_id"), "workspace": mapping.get("workspace"), "_source_name": source_name, } def _read_sidecars(session_dir: Path) -> dict[str, dict]: records: dict[str, dict] = {} if not session_dir.exists(): return records for path in sorted(p for p in session_dir.glob("*.json") if not p.name.startswith("_")): payload = _read_json(path) if not isinstance(payload, dict): continue record = _record_from_mapping(payload, "sidecar") if record: records[record["session_id"]] = record return records def _read_index(session_dir: Path) -> dict[str, dict]: payload = _read_json(session_dir / "_index.json") records: dict[str, dict] = {} if not isinstance(payload, list): return records for entry in payload: if not isinstance(entry, dict): continue record = _record_from_mapping(entry, "index") if record: records[record["session_id"]] = record return records def _optional_expr(name: str, columns: set[str], fallback: str = "NULL") -> str: return name if name in columns else f"{fallback} AS {name}" def _read_state_db(state_db_path: Path | None) -> dict[str, dict]: if state_db_path is None or not state_db_path.exists(): return {} try: with sqlite3.connect(f"file:{state_db_path}?mode=ro", uri=True) as conn: conn.row_factory = sqlite3.Row tables = {row[0] for row in conn.execute("select name from sqlite_master where type='table'")} if "sessions" not in tables: return {} session_cols = {row[1] for row in conn.execute("pragma table_info(sessions)")} if "id" not in session_cols: return {} message_cols: set[str] = set() if "messages" in tables: message_cols = {row[1] for row in conn.execute("pragma table_info(messages)")} title_expr = _optional_expr("title", session_cols) source_expr = _optional_expr("source", session_cols) parent_expr = _optional_expr("parent_session_id", session_cols) msg_expr = _optional_expr("message_count", session_cols, "0") workspace_expr = _optional_expr("workspace", session_cols) rows = conn.execute( f""" SELECT id, {title_expr}, {source_expr}, {parent_expr}, {msg_expr}, {workspace_expr} FROM sessions """ ).fetchall() message_counts: dict[str, int] = {} if {"session_id"}.issubset(message_cols): for row in conn.execute("SELECT session_id, COUNT(*) AS count FROM messages GROUP BY session_id"): message_counts[str(row["session_id"])] = _safe_int(row["count"], 0) records: dict[str, dict] = {} for row in rows: sid = str(row["id"] or "").strip() if not sid: continue count = message_counts.get(sid, _safe_int(row["message_count"], 0)) records[sid] = { "session_id": sid, "title": row["title"], "message_count": count, "source": row["source"], "source_tag": row["source"], "session_source": row["source"], "parent_session_id": row["parent_session_id"], "workspace": row["workspace"], "_source_name": "state_db", } return records except Exception: return {} def _normalize_api_sessions(api_sessions: Iterable[dict] | None) -> dict[str, dict]: records: dict[str, dict] = {} if api_sessions is None: try: from api.models import all_sessions api_sessions = all_sessions() except Exception: api_sessions = [] for entry in api_sessions or []: if not isinstance(entry, dict): continue record = _record_from_mapping(entry, "api") if record: records[record["session_id"]] = record return records def _merged_field(sid: str, stores: list[dict[str, dict]], field: str): for store in stores: value = store.get(sid, {}).get(field) if value not in (None, ""): return value return None def _max_message_count(sid: str, stores: list[dict[str, dict]]) -> int: return max((_safe_int(store.get(sid, {}).get("message_count"), 0) for store in stores), default=0) def _lineage_root(sid: str, parent_by_id: dict[str, str | None]) -> str: seen: set[str] = set() current = sid while current and current not in seen: seen.add(current) parent = parent_by_id.get(current) if not parent: return current current = parent return sid def _webui_origin(*records: dict) -> bool: values: list[str] = [] for record in records: for key in ("source", "source_tag", "session_source"): value = record.get(key) if value is not None: values.append(str(value).strip().lower()) return "webui" in values def _computed_is_cli_session(row: dict) -> bool: sources = { str(row.get(key) or "").strip().lower() for key in ("session_source", "source_tag", "raw_source", "source", "source_label") } if "webui" in sources: return False try: from api.agent_sessions import is_cli_session_row return is_cli_session_row(row) except Exception: source = str(row.get("session_source") or row.get("source_tag") or row.get("raw_source") or row.get("source") or "").strip().lower() return source == "cli" def _new_item(session_id: str, kind: str, category: str, recommendation: str, **extra) -> dict: item = { "session_id": session_id, "kind": kind, "category": category, "recommendation": recommendation, } item.update(extra) return item def audit_session_discoverability( session_dir: Path, state_db_path: Path | None = None, *, api_sessions: Iterable[dict] | None = None, ) -> dict: """Return a read-only cross-store discoverability report. The audit is intentionally diagnostic only. It reports cases where messageful sessions have no visible API/sidebar representative, stale source flags can put WebUI sessions into the CLI tab, and index/sidecar/state-db drift can make a session harder to resolve. """ session_dir = Path(session_dir) sidecars = _read_sidecars(session_dir) index = _read_index(session_dir) state = _read_state_db(state_db_path) api = _normalize_api_sessions(api_sessions) stores = [sidecars, index, state, api] all_ids = set().union(*(store.keys() for store in stores)) parent_by_id: dict[str, str | None] = {} for sid in all_ids: parent = _merged_field(sid, stores, "parent_session_id") parent_by_id[sid] = str(parent) if parent else None api_lineage_ids: set[str] = set() for sid, row in api.items(): explicit_root = row.get("_lineage_root_id") if explicit_root: api_lineage_ids.add(str(explicit_root)) current = sid seen: set[str] = set() while current and current not in seen: seen.add(current) api_lineage_ids.add(current) current = parent_by_id.get(current) or "" items: list[dict] = [] for sid in sorted(all_ids): message_count = _max_message_count(sid, stores) present_in = { "sidecar": sid in sidecars, "index": sid in index, "state_db": sid in state, "api": sid in api, } sidecar = sidecars.get(sid, {}) index_row = index.get(sid, {}) state_row = state.get(sid, {}) api_row = api.get(sid, {}) webui_origin = _webui_origin(sidecar, index_row, state_row, api_row) api_is_cli = api_row.get("is_cli_session") is True api_computed_is_cli = _computed_is_cli_session(api_row) if api_row else False index_is_cli = index_row.get("is_cli_session") is True sidecar_is_cli = sidecar.get("is_cli_session") is True if webui_origin and api_is_cli and api_computed_is_cli: items.append(_new_item( sid, "source_misclassified", "warning", "normalize_api_source_flags", message_count=message_count, state_source=state_row.get("source"), api_is_cli_session=api_row.get("is_cli_session"), api_computed_is_cli_session=api_computed_is_cli, index_is_cli_session=index_row.get("is_cli_session"), sidecar_is_cli_session=sidecar.get("is_cli_session"), present_in=present_in, )) elif webui_origin and (api_is_cli or index_is_cli or sidecar_is_cli): items.append(_new_item( sid, "persisted_source_flag_stale", "warning", "rewrite_persisted_sidebar_source_flags_or_ignore_route_normalizes", message_count=message_count, state_source=state_row.get("source"), api_is_cli_session=api_row.get("is_cli_session"), api_computed_is_cli_session=api_computed_is_cli, index_is_cli_session=index_row.get("is_cli_session"), sidecar_is_cli_session=sidecar.get("is_cli_session"), present_in=present_in, )) if message_count <= 0 or sid in api: continue lineage_root = _lineage_root(sid, parent_by_id) is_hidden_snapshot = bool(sidecar.get("pre_compression_snapshot") or index_row.get("pre_compression_snapshot")) if sid in api_lineage_ids or lineage_root in api_lineage_ids: continue if is_hidden_snapshot: items.append(_new_item( sid, "lineage_missing_visible_representative", "warning", "repair_lineage_or_expose_tip", message_count=message_count, lineage_root=lineage_root, present_in=present_in, )) continue if not present_in["sidecar"] and not present_in["index"] and present_in["state_db"]: items.append(_new_item( sid, "state_db_messageful_missing_sidecar", "warning", "materialize_sidecar_or_archive_state_row", message_count=message_count, lineage_root=lineage_root, present_in=present_in, )) continue items.append(_new_item( sid, "api_missing_messageful", "warning", "investigate_sidebar_filters_or_api_merge", message_count=message_count, lineage_root=lineage_root, present_in=present_in, )) summary = { "sessions_seen": len(all_ids), "messageful": sum(1 for sid in all_ids if _max_message_count(sid, stores) > 0), "visible_api": len(api), "warnings": sum(1 for item in items if item.get("category") == "warning"), } status = "warn" if summary["warnings"] else "ok" return { "status": status, "summary": summary, "stores": { "sidecar": len(sidecars), "index": len(index), "state_db": len(state), "api": len(api), }, "items": items, } def render_discoverability_markdown(report: dict) -> str: lines = [ "# WebUI Session Discoverability Audit", "", f"Status: `{report.get('status')}`", "", "## Summary", "", ] for key, value in (report.get("summary") or {}).items(): lines.append(f"- `{key}`: {value}") lines.extend(["", "## Stores", ""]) for key, value in (report.get("stores") or {}).items(): lines.append(f"- `{key}`: {value}") lines.extend(["", "## Findings", ""]) items = report.get("items") or [] if items: lines.extend(["### By kind", ""]) for kind, count in sorted(Counter(str(item.get("kind")) for item in items).items()): lines.append(f"- `{kind}`: {count}") lines.extend(["", "### Details", ""]) if not items: lines.append("No discoverability findings.") else: for item in items: lines.append( f"- `{item.get('kind')}` `{item.get('session_id')}` " f"messages={item.get('message_count', 'n/a')} recommendation=`{item.get('recommendation')}`" ) present = item.get("present_in") if isinstance(present, dict): lines.append( " - present_in: " + ", ".join(f"{k}={v}" for k, v in sorted(present.items())) ) lines.append("") return "\n".join(lines) def _main() -> int: parser = argparse.ArgumentParser(description="Read-only Hermes WebUI session discoverability audit") parser.add_argument("--session-dir", type=Path, required=True) parser.add_argument("--state-db", type=Path, default=None) parser.add_argument("--format", choices=("json", "markdown"), default="json") parser.add_argument("--out", type=Path, default=None) args = parser.parse_args() report = audit_session_discoverability(args.session_dir, state_db_path=args.state_db) text = render_discoverability_markdown(report) if args.format == "markdown" else json.dumps(report, sort_keys=True) if args.out: args.out.parent.mkdir(parents=True, exist_ok=True) args.out.write_text(text, encoding="utf-8") else: print(text) return 0 if __name__ == "__main__": raise SystemExit(_main())