app.py

@@ -9,6 +9,7 @@ from pydantic import BaseModel, Field
 from fastapi import FastAPI, Request, HTTPException, Depends, Query
 from fastapi.responses import JSONResponse, RedirectResponse, Response, HTMLResponse
 from contextlib import asynccontextmanager
+from contextvars import ContextVar
 
 log = logging.getLogger("butler")
 VERSION = "2.3.5"
@@ -46,6 +47,7 @@ _load_config()
 # --- Audit log ---
 
 _audit_log: list[dict] = []
+_audit_actor: ContextVar[str] = ContextVar("audit_actor", default="System/API")
 MAX_AUDIT = 500
 AUDIT_DB_PATH = os.environ.get("AUDIT_DB_PATH", "/data/state/audit.sqlite3")
 
@@ -69,8 +71,12 @@ def _init_audit_db() -> bool:
                 method TEXT NOT NULL,
                 status INTEGER NOT NULL,
                 detail TEXT NOT NULL,
-                dry_run INTEGER NOT NULL
+                dry_run INTEGER NOT NULL,
+                actor TEXT NOT NULL DEFAULT 'Legacy/API'
             )""")
+            columns = {row[1] for row in db.execute("PRAGMA table_info(audit)")}
+            if "actor" not in columns:
+                db.execute("ALTER TABLE audit ADD COLUMN actor TEXT NOT NULL DEFAULT 'Legacy/API'")
         return True
     except (OSError, sqlite3.Error):
         return False
@@ -83,6 +89,7 @@ def _audit(endpoint: str, method: str, status: int, detail: str = "", dry_run: b
         "status": status,
         "detail": _redact_audit_detail(detail),
         "dry_run": dry_run,
+        "actor": _audit_actor.get(),
     }
     _audit_log.append(entry)
     if len(_audit_log) > MAX_AUDIT:
@@ -91,8 +98,8 @@ def _audit(endpoint: str, method: str, status: int, detail: str = "", dry_run: b
         if _init_audit_db():
             with sqlite3.connect(AUDIT_DB_PATH) as db:
                 db.execute(
-                    "INSERT INTO audit (ts, endpoint, method, status, detail, dry_run) VALUES (?, ?, ?, ?, ?, ?)",
+                    "INSERT INTO audit (ts, endpoint, method, status, detail, dry_run, actor) VALUES (?, ?, ?, ?, ?, ?, ?)",
-                    (entry["ts"], entry["endpoint"], entry["method"], entry["status"], entry["detail"], int(entry["dry_run"])),
+                    (entry["ts"], entry["endpoint"], entry["method"], entry["status"], entry["detail"], int(entry["dry_run"]), entry["actor"]),
                 )
                 db.execute("DELETE FROM audit WHERE id NOT IN (SELECT id FROM audit ORDER BY id DESC LIMIT ?)", (MAX_AUDIT,))
     except (OSError, sqlite3.Error):
@@ -280,6 +287,27 @@ def _verify(request: Request):
         if not csrf or not secrets.compare_digest(csrf, session["csrf"]):
             raise HTTPException(403, "Invalid CSRF token")
 
+
+def _clean_audit_actor(value: str) -> str:
+    cleaned = re.sub(r"[^\w .@/\-]", "", str(value or ""))[:40].strip()
+    return cleaned or "KI/API"
+
+
+@app.middleware("http")
+async def audit_actor_context(request: Request, call_next):
+    if request.headers.get("authorization", "").startswith("Bearer "):
+        actor = _clean_audit_actor(request.headers.get("x-butler-actor", "KI/API"))
+    elif _ui_session(request):
+        actor = "Weboberfläche"
+    else:
+        actor = "System/Öffentlich"
+    token = _audit_actor.set(actor)
+    try:
+        return await call_next(request)
+    finally:
+        _audit_actor.reset(token)
+
+
 def _emby_network_identity(endpoint: str) -> dict:
     """Normalize an Emby endpoint without treating IPv6 privacy addresses as new households."""
     raw = str(endpoint or "").strip()
@@ -830,7 +858,7 @@ async def audit(_=Depends(_verify), limit: int = Query(50, le=MAX_AUDIT)):
             with sqlite3.connect(AUDIT_DB_PATH) as db:
                 db.row_factory = sqlite3.Row
                 rows = db.execute(
-                    "SELECT ts, endpoint, method, status, detail, dry_run FROM audit ORDER BY id DESC LIMIT ?",
+                    "SELECT ts, endpoint, method, status, detail, dry_run, actor FROM audit ORDER BY id DESC LIMIT ?",
                     (limit,),
                 ).fetchall()
             return [dict(row) | {"dry_run": bool(row["dry_run"])} for row in rows]