inline all messages

zfs_backup/disk.py

@@ -3,7 +3,6 @@ from __future__ import annotations
 from pathlib import Path
 from uuid import UUID
 
-from .messages import ALREADY_DECRYPTED, NOT_DECRYPTED
 from .commands.cryptsetup import Cryptsetup
 from .misc import DISK_BY_UUID
 
@@ -18,7 +17,7 @@ class Disk:
     def decrypt(self) -> None:
         """Open a LUKS-encrypted disk with `cryptsetup`. Silently pass if it was already decrypted."""
         if self._decrypted:
-            raise ValueError(ALREADY_DECRYPTED, self._name)
+            raise ValueError("Cannot decrypt, already decrypted", self._name)
         self._was_already_decrypted = Cryptsetup.decrypt(self._path, self._mapper_entry)
         self._decrypted = True
 
@@ -35,7 +34,7 @@ class Disk:
     def encrypt(self) -> None:
         """Close a LUKS-encrypted container with `cryptsetup`."""
         if not self._decrypted:
-            raise ValueError(NOT_DECRYPTED, self._name)
+            raise ValueError("Cannot encrypt, not decrypted", self._name)
         if self._was_already_decrypted:
             return
         Cryptsetup.encrypt(self._mapper_entry)