Revert diagntostics changes

app/pipeline/file_manager.py

@@ -54,7 +54,7 @@ class SMBClientConnection:
         self.smb_base_path = _normalize_unc_path(smb_base_path)
         self.user_name = str((user_params or {}).get("user_name") or "")
         self.password = str((user_params or {}).get("password") or "")
-        self._registered = False
+        self._registered_servers: set[str] = set()
 
     def __enter__(self) -> SMBClientConnection:
         self._ensure_registered()
@@ -171,28 +171,34 @@ class SMBClientConnection:
         return smbclient.open_file(full_path, mode=mode)
 
     def _ensure_registered(self) -> None:
-        if self._registered:
+        self._ensure_registered_for_server(_extract_server(self.smb_base_path))
+
+    def _ensure_registered_for_server(self, server: str) -> None:
+        normalized_server = server.lower().strip()
+        if normalized_server in self._registered_servers:
             return
         if not self.user_name:
             raise RuntimeError("Введите логин SAMBA.")
         smbclient = _import_smbclient()
-        server = _extract_server(self.smb_base_path)
         try:
             smbclient.register_session(
-                server=server,
+                server=normalized_server,
                 username=self.user_name,
                 password=self.password,
             )
         except Exception as exc:  # noqa: BLE001
             raise RuntimeError(f"Ошибка подключения к SMB: {exc}") from exc
-        self._registered = True
+        self._registered_servers.add(normalized_server)
 
     def _resolve_path(self, path: str) -> str:
         if path.startswith("//") or path.startswith("\\\\"):
-            return _normalize_unc_path(path)
-        if _looks_like_unc_without_prefix(path, self.smb_base_path):
-            return _normalize_unc_path("//" + path.lstrip("/\\"))
-        return _normalize_unc_path(join_path(self.smb_base_path, path))
+            full_path = _normalize_unc_path(path)
+        elif _looks_like_unc_without_prefix(path, self.smb_base_path):
+            full_path = _normalize_unc_path("//" + path.lstrip("/\\"))
+        else:
+            full_path = _normalize_unc_path(join_path(self.smb_base_path, path))
+        self._ensure_registered_for_server(_extract_server(full_path))
+        return full_path
 
 
 def connect_samba(

app/samba_access.py

@@ -31,19 +31,22 @@ def check_access_and_list_files(
     except RuntimeError as exc:
         return False, _format_connect_error(str(exc)), []
 
+    # Early handshake to surface auth/network errors clearly.
+    try:
+        with samba_conn:
+            pass
+    except Exception as exc:  # noqa: BLE001
+        return False, _format_connect_error(str(exc)), []
+
     try:
         ensure_dir_exists(input_dir, samba_conn=samba_conn)
     except Exception as exc:  # noqa: BLE001
-        return (
-            False,
-            (f"Ошибка этапа создания входной папки Input: {input_dir}. {exc}"),
-            [],
-        )
+        return False, f"Не удалось создать входную папку: {input_dir}. {exc}", []
     if not samba_conn.path_exists(input_dir):
         return (
             False,
             (
-                "Ошибка этапа создания входной папки Input: "
+                "Не удалось создать входную папку: "
                 f"{input_dir}. Проверьте права на родительский каталог."
             ),
             [],
@@ -51,14 +54,7 @@ def check_access_and_list_files(
 
     ok, error = check_input_dir_access(Path(input_dir), samba_conn=samba_conn)
     if not ok:
-        return (
-            False,
-            (
-                "Ошибка этапа проверки доступа к папке Input: "
-                f"{error or 'нет прав на чтение/листинг.'}"
-            ),
-            [],
-        )
+        return False, error or "Ошибка доступа к входной папке.", []
 
     try:
         with samba_conn:
@@ -69,11 +65,7 @@ def check_access_and_list_files(
                 if samba_conn.is_file(full_path):
                     files.append(name)
     except Exception as exc:  # noqa: BLE001
-        return (
-            False,
-            (f"Ошибка этапа чтения содержимого папки Input: {input_dir}. {exc}"),
-            [],
-        )
+        return False, f"Ошибка чтения содержимого входной папки: {input_dir}. {exc}", []
 
     return True, "", files
 
@@ -87,5 +79,5 @@ def _format_connect_error(details: str) -> str:
         "no username or password",
     )
     if any(hint in normalized for hint in auth_hints):
-        return f"Ошибка этапа подключения к SMB (аутентификация). {details}"
-    return f"Ошибка этапа подключения к SMB. {details}"
+        return f"Ошибка аутентификации SMB. {details}"
+    return f"Ошибка подключения к SMB. {details}"

tests/unit/test_file_manager.py

@@ -4,6 +4,7 @@ import shutil
 from pathlib import Path
 
 from app.pipeline.file_manager import (
+    SMBClientConnection,
     check_dir_write_access,
     create_run_context,
     move_file_to_error,
@@ -179,3 +180,30 @@ def test_check_dir_write_access_fails_without_open_or_upload(tmp_path: Path) ->
 
     assert ok is False
     assert error is not None
+
+
+def test_smb_connection_registers_sessions_for_multiple_servers(monkeypatch) -> None:
+    class FakeSmbClient:
+        def __init__(self) -> None:
+            self.registered: list[str] = []
+
+        def register_session(self, server: str, username: str, password: str) -> None:
+            _ = username, password
+            self.registered.append(server)
+
+        def stat(self, _path: str) -> None:
+            return None
+
+    fake = FakeSmbClient()
+    monkeypatch.setattr("app.pipeline.file_manager._import_smbclient", lambda: fake)
+
+    conn = SMBClientConnection(
+        smb_base_path="//sgo-fc01-r06/sfm/ОТЧЕТ_7081У",
+        user_params={"user_name": "user", "password": "pass"},
+    )
+    with conn:
+        pass
+    conn.path_exists("//sgo-fc01-r13/inbox-intech/Exchange/Raykov/Input")
+
+    assert "sgo-fc01-r06" in fake.registered
+    assert "sgo-fc01-r13" in fake.registered

tests/unit/test_samba_access.py

@@ -1,15 +0,0 @@
-from __future__ import annotations
-
-from app.samba_access import _format_connect_error
-
-
-def test_format_connect_error_marks_authentication_stage() -> None:
-    message = _format_connect_error("Ошибка подключения к SMB: STATUS_LOGON_FAILURE")
-    assert "аутентификация" in message.lower()
-    assert "STATUS_LOGON_FAILURE" in message
-
-
-def test_format_connect_error_marks_generic_connect_stage() -> None:
-    message = _format_connect_error("Ошибка подключения к SMB: timed out")
-    assert message.startswith("Ошибка этапа подключения к SMB.")
-    assert "аутентификация" not in message.lower()