[backup] allowing to specify the Timeshift mode: rsync or btrfs

CHANGELOG.md

@@ -5,6 +5,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [0.9.2] 2020
+### Improvements
+- Backup
+    - new **type** field on settings to specify the Timeshift backup mode: **RSYNC** or **BTRFS**
 ### UI
     - icons, buttons and colors changes
     

README.md

@@ -288,7 +288,7 @@ backup:
     uninstall: null  # defines if the backup should be performed before uninstalling a package. Allowed values: null (a dialog will be displayed asking if a snapshot should be generated), true: generates the backup without asking. false: disables the backup for this operation
     upgrade: null  # defines if the backup should be performed before upgrading a package. Allowed values: null (a dialog will be displayed asking if a snapshot should be generated), true: generates the backup without asking. false: disables the backup for this operation
     downgrade: null  # defines if the backup should be performed before downgrading a package. Allowed values: null (a dialog will be displayed asking if a snapshot should be generated), true: generates the backup without asking. false: disables the backup for this operation
-    
+    type: rsync  # defines the Timeshift backup mode -> 'rsync' (default) or 'btrfs'
 ```
 #### Tray icons
 Priority: 

bauh/view/core/config.py

@@ -57,7 +57,8 @@ def read_config(update_file: bool = False) -> dict:
             'uninstall': None,
             'downgrade': None,
             'upgrade': None,
-            'mode': 'incremental'
+            'mode': 'incremental',
+            'type': 'rsync'
         }
 
     }

bauh/view/core/settings.py

@@ -302,6 +302,7 @@ class GenericSettingsManager:
 
             core_config['backup']['enabled'] = bkp_form.get_component('enabled').get_selected()
             core_config['backup']['mode'] = bkp_form.get_component('mode').get_selected()
+            core_config['backup']['type'] = bkp_form.get_component('type').get_selected()
             core_config['backup']['install'] = bkp_form.get_component('install').get_selected()
             core_config['backup']['uninstall'] = bkp_form.get_component('uninstall').get_selected()
             core_config['backup']['upgrade'] = bkp_form.get_component('upgrade').get_selected()
@@ -447,8 +448,14 @@ class GenericSettingsManager:
                                     ],
                                     max_width=default_width,
                                     id_='mode')
+            type_ = self._gen_select(label=self.i18n['type'].capitalize(),
+                                     tip=None,
+                                     value=core_config['backup']['type'],
+                                     opts=[('rsync', 'rsync', None), ('btrfs', 'btrfs', None)],
+                                     max_width=default_width,
+                                     id_='type')
 
-            sub_comps = [FormComponent([enabled_opt, mode, install_mode, uninstall_mode, upgrade_mode, downgrade_mode], spaces=False)]
+            sub_comps = [FormComponent([enabled_opt, mode, type_, install_mode, uninstall_mode, upgrade_mode, downgrade_mode], spaces=False)]
             return TabComponent(self.i18n['core.config.tab.backup'].capitalize(), PanelComponent(sub_comps), None, 'core.bkp')
 
     def _gen_select(self, label: str, tip: str, id_: str, opts: List[tuple], value: object, max_width: int, type_: SelectViewType = SelectViewType.RADIO):

bauh/view/core/timeshift.py

@@ -9,5 +9,5 @@ def delete_all_snapshots(root_password: str) -> SimpleProcess:
     return SimpleProcess(['timeshift', '--delete-all', '--scripted'], root_password=root_password)
 
 
-def create_snapshot(root_password: str) -> SimpleProcess:
-    return SimpleProcess(['timeshift', '--create', '--scripted'], root_password=root_password)
+def create_snapshot(root_password: str, mode: str) -> SimpleProcess:
+    return SimpleProcess(['timeshift', '--create', '--scripted', '--{}'.format(mode)], root_password=root_password)

bauh/view/qt/thread.py

@@ -144,7 +144,7 @@ class AsyncAction(QThread, ProcessWatcher):
                     return False
 
             self.change_substatus('[{}] {}'.format(i18n['core.config.tab.backup'].lower(), i18n['action.backup.substatus.create']))
-            created, _ = handler.handle_simple(timeshift.create_snapshot(root_pwd))
+            created, _ = handler.handle_simple(timeshift.create_snapshot(root_pwd, app_config['backup']['type']))
 
             if not created and not self.request_confirmation(title=i18n['core.config.tab.backup'],
                                                              body='{}. {}'.format(i18n['action.backup.error.create'],