Add fallback keyring for systems without keyring backend. Fixes #10

src/vorta/assets/UI/mainwindow.ui

@@ -244,7 +244,7 @@
           <string/>
          </property>
          <property name="wordWrap">
-          <bool>true</bool>
+          <bool>false</bool>
          </property>
         </widget>
        </item>

src/vorta/borg/create.py

@@ -66,7 +66,7 @@ def prepare(cls, profile):
                 & (WifiSettingModel.allowed == False)
                 & (WifiSettingModel.profile == profile.id)
             )
-            if wifi_is_disallowed.count() > 0:
+            if wifi_is_disallowed.count() > 0 and profile.repo.is_remote_repo():
                 ret['message'] = 'Current Wifi is not allowed.'
                 return ret
 

src/vorta/models.py

@@ -41,10 +41,21 @@ class RepoModel(pw.Model):
     total_size = pw.IntegerField(null=True)
     total_unique_chunks = pw.IntegerField(null=True)
 
+    def is_remote_repo(self):
+        return not self.url.startswith('/')
+
     class Meta:
         database = db
 
 
+class RepoPassword(pw.Model):
+    """Fallback to save repo passwords. Only used if no Keyring available."""
+    url = pw.CharField(unique=True)
+    password = pw.CharField()
+
+    class Meta:
+        database = db
+
 class BackupProfileModel(pw.Model):
     """Allows the user to switch between different configurations."""
     name = pw.CharField()
@@ -158,7 +169,7 @@ def _apply_schema_update(current_schema, version_after, *operations):
 def init_db(con):
     db.initialize(con)
     db.connect()
-    db.create_tables([RepoModel, BackupProfileModel, SourceDirModel,
+    db.create_tables([RepoModel, RepoPassword, BackupProfileModel, SourceDirModel,
                       SnapshotModel, WifiSettingModel, EventLogModel, SchemaVersion])
 
     if BackupProfileModel.select().count() == 0:

src/vorta/utils.py

@@ -9,18 +9,50 @@
 from PyQt5.QtWidgets import QFileDialog
 from PyQt5 import uic, QtCore
 import subprocess
-
-"""Workaround for pyinstaller+keyring issue."""
 import keyring
+from keyring import backend
+
+
+class VortaKeyring(backend.KeyringBackend):
+    """Fallback keyring service."""
+    @classmethod
+    def priority(cls):
+        return 5
+
+    def set_password(self, service, repo_url, password):
+        from .models import RepoPassword
+        keyring_entry, created = RepoPassword.get_or_create(url=repo_url, defaults={'password': password})
+        keyring_entry.password = password
+        keyring_entry.save()
+
+    def get_password(self, service, repo_url):
+        from .models import RepoPassword
+        try:
+            keyring_entry = RepoPassword.get(url=repo_url)
+            return keyring_entry.password
+        except Exception:
+            return None
+
+    def delete_password(self, service, repo_url):
+        pass
+
+
+"""Select keyring/Workaround for pyinstaller+keyring issue."""
 if sys.platform == 'darwin':
     from keyring.backends import OS_X
     keyring.set_keyring(OS_X.Keyring())
 elif sys.platform == 'win32':
     from keyring.backends import Windows
     keyring.set_keyring(Windows.WinVaultKeyring())
-else:
+elif sys.platform == 'linux':
     from keyring.backends import SecretService
-    keyring.set_keyring(SecretService.Keyring())
+    try:
+        SecretService.Keyring.priority()  # Test if keyring works.
+        keyring.set_keyring(SecretService.Keyring())
+    except Exception:
+        keyring.set_keyring(VortaKeyring())
+else:  # Fall back to saving password to database.
+    keyring.set_keyring(VortaKeyring())
 
 
 from .models import WifiSettingModel

src/vorta/views/repo_tab.py

@@ -158,9 +158,9 @@ def repo_unlink_action(self):
         if selected_repo_index > 2:
             repo = RepoModel.get(id=selected_repo_id)
             SnapshotModel.delete().where(SnapshotModel.repo_id == repo.id).execute()
-            repo.delete_instance()
             profile.repo = None
             profile.save()
+            repo.delete_instance(recursive=True)  # This also deletes snapshots.
             self.repoSelector.setCurrentIndex(0)
             self.repoSelector.removeItem(selected_repo_index)
             msg.setText('Repository was Unlinked')

src/vorta/views/schedule_tab.py

@@ -44,7 +44,7 @@ def populate_from_profile(self):
         self.validationCheckBox.setTristate(False)
         self.pruneCheckBox.setTristate(False)
 
-        self._draw_next_scheduled_backup(profile.id)
+        self._draw_next_scheduled_backup()
         self.init_wifi()
 
     def init_wifi(self):
@@ -85,10 +85,10 @@ def init_logs(self):
             self.logTableWidget.setItem(row, 3, QTableWidgetItem(log_line.repo_url))
             self.logTableWidget.setItem(row, 4, QTableWidgetItem(str(log_line.returncode)))
         self.logTableWidget.setRowCount(len(event_logs))
-        self.nextBackupDateTimeLabel.setText(self.app.scheduler.next_job)
+        self._draw_next_scheduled_backup()
 
-    def _draw_next_scheduled_backup(self, profile_id):
+    def _draw_next_scheduled_backup(self):
-        self.nextBackupDateTimeLabel.setText(self.app.scheduler.next_job_for_profile(profile_id))
+        self.nextBackupDateTimeLabel.setText(self.app.scheduler.next_job_for_profile(self.profile().id))
         self.nextBackupDateTimeLabel.repaint()
 
     def on_scheduler_apply(self):
@@ -109,5 +109,5 @@ def on_scheduler_apply(self):
                 profile.schedule_fixed_hour, profile.schedule_fixed_minute = qtime.hour(), qtime.minute()
                 profile.save()
                 self.app.scheduler.reload()
-                self._draw_next_scheduled_backup(profile.id)
+                self._draw_next_scheduled_backup()