def find_by_type(self, key_type: str,
                     tenant_id: TenantId) -> Optional[KeyStore]:
        hit, key_store = CacheService.key_store().get(key_type, tenant_id)
        if hit:
            return key_store

        storage_service = KeyStoreStorageService(ask_meta_storage())
        storage_service.begin_transaction()
        try:
            key_store: KeyStore = storage_service.find_by_type(
                key_type, tenant_id)
            if key_store is None:
                CacheService.key_store().declare_not_existing(
                    key_type, tenant_id)
                return None

            CacheService.key_store().put(key_store)
            return key_store
        finally:
            storage_service.close_transaction()
async def clear_all_tenants_cache(
        principal_service: PrincipalService = Depends(
            get_super_admin_principal)) -> None:
    CacheService.key_store().clear()