chore(home): mirror from kalinamall (9883e6a) with papatramp URLs

backend/app/services/win_admin_settings.py

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+"""Effective Windows domain admin credentials (host → DB → env)."""
+
+from __future__ import annotations
+
+from dataclasses import dataclass
+
+from sqlalchemy.orm import Session
+
+from app.config import get_settings
+from app.models.host import Host
+from app.models.ui_settings import UI_SETTINGS_ROW_ID, UiSettings
+
+
+@dataclass(frozen=True)
+class WinAdminConfig:
+    user: str
+    password: str
+    source: str  # host | env | db
+
+    @property
+    def configured(self) -> bool:
+        return bool(self.user.strip() and self.password.strip())
+
+
+def normalize_win_admin_user(user: str) -> str:
+    """DOMAIN\\user — один обратный слэш; убрать лишнее экранирование из env/UI."""
+    text = user.strip()
+    if not text:
+        return ""
+    text = text.replace("\\\\", "\\")
+    if "\\" not in text and "@" not in text and "/" not in text:
+        # NETBIOS\user без слэша — не трогаем (оператор допишет в UI)
+        return text
+    return text
+
+
+def _win_admin_from_env() -> WinAdminConfig:
+    settings = get_settings()
+    return WinAdminConfig(
+        user=normalize_win_admin_user(settings.sac_win_admin_user),
+        password=settings.sac_win_admin_password,
+        source="env",
+    )
+
+
+def get_effective_win_admin_config(db: Session | None = None) -> WinAdminConfig:
+    if db is None:
+        from app.database import SessionLocal
+
+        session = SessionLocal()
+        try:
+            return get_effective_win_admin_config(session)
+        finally:
+            session.close()
+
+    row = db.get(UiSettings, UI_SETTINGS_ROW_ID)
+    env_cfg = _win_admin_from_env()
+    if row is None:
+        return env_cfg
+
+    user = normalize_win_admin_user((row.win_admin_user or "").strip() or env_cfg.user)
+    password = (row.win_admin_password or "") or env_cfg.password
+    has_db_values = bool((row.win_admin_user or "").strip() or (row.win_admin_password or "").strip())
+    return WinAdminConfig(
+        user=user,
+        password=password,
+        source="db" if has_db_values else env_cfg.source,
+    )
+
+
+def upsert_win_admin_settings(
+    db: Session,
+    *,
+    user: str | None = None,
+    password: str | None = None,
+) -> WinAdminConfig:
+    row = db.get(UiSettings, UI_SETTINGS_ROW_ID)
+    env_cfg = _win_admin_from_env()
+    if row is None:
+        row = UiSettings(
+            id=UI_SETTINGS_ROW_ID,
+            show_sidebar_system_stats=True,
+            win_admin_user=env_cfg.user or None,
+            win_admin_password=env_cfg.password or None,
+        )
+        db.add(row)
+
+    if user is not None and user.strip():
+        row.win_admin_user = normalize_win_admin_user(user)
+    if password is not None and password.strip():
+        row.win_admin_password = password
+
+    db.commit()
+    db.refresh(row)
+    return get_effective_win_admin_config(db)
+
+
+def get_effective_win_admin_for_host(db: Session, host: Host) -> WinAdminConfig:
+    """Prefer per-host mgmt_* when both user and password are set; else global Settings/env."""
+    host_user = normalize_win_admin_user((host.mgmt_user or "").strip())
+    host_password = (host.mgmt_password or "").strip()
+    if host_user and host_password:
+        return WinAdminConfig(user=host_user, password=host_password, source="host")
+
+    global_cfg = get_effective_win_admin_config(db)
+    # Allow host to override only the username, still using global password (rare).
+    if host_user and global_cfg.password.strip():
+        return WinAdminConfig(user=host_user, password=global_cfg.password, source="host")
+    return global_cfg