DKIM keys restore, Radicale backup/restore, fixes

modoboa_installer/scripts/opendkim.py

@@ -46,6 +46,18 @@ class Opendkim(base.Installer):
                     stat.S_IROTH | stat.S_IXOTH,
                     target[1], target[2]
                 )
+        # Restore dkim keys from backup if restoring
+        if self.restore is not None:
+            dkim_keys_backup = os.path.join(
+                self.restore, "custom/dkim")
+            if os.path.isdir(dkim_keys_backup):
+                for file in os.listdir(dkim_keys_backup):
+                    file_path = os.path.join(dkim_keys_backup, file)
+                    if os.path.isfile(file_path):
+                        utils.copy_file(file_path, self.config.get(
+                            "opendkim", "keys_storage_dir", fallback="/var/lib/dkim"))
+                utils.printcolor(
+                    "DKIM keys restored from backup", utils.GREEN)
         super(Opendkim, self).install_config_files()
 
     def get_template_context(self):