Fall back to DB-based password storage when Gnome-Keyring is missing. Fixes #235

src/vorta/keyring/abc.py

@@ -12,12 +12,13 @@ def get_keyring(cls):
         if sys.platform == 'darwin':  # Use Keychain on macOS
             from .darwin import VortaDarwinKeyring
             return VortaDarwinKeyring()
-        else:  # Try to use DBus (available on Linux and *BSD)
+        else:  # Try to use DBus and Gnome-Keyring (available on Linux and *BSD)
             import secretstorage
             from .secretstorage import VortaSecretStorageKeyring
             try:
                 return VortaSecretStorageKeyring()
-            except secretstorage.SecretServiceNotAvailableException:  # Save passwords in DB, if all else fails.
+            # Save passwords in DB, if all else fails.
+            except secretstorage.SecretServiceNotAvailableException:
                 from .db import VortaDBKeyring
                 return VortaDBKeyring()
 

src/vorta/keyring/darwin.py

@@ -7,7 +7,6 @@
 
 Adapted from https://gist.github.com/apettinen/5dc7bf1f6a07d148b2075725db6b1950
 """
-
 from .abc import VortaKeyring
 
 

src/vorta/keyring/secretstorage.py

@@ -8,7 +8,12 @@ class VortaSecretStorageKeyring(VortaKeyring):
     """A wrapper for the secretstorage package to support the custom keyring backend"""
 
     def __init__(self):
+        """
+        Test whether DBus and Gnome-Keyring are available.
+        """
         self.connection = secretstorage.dbus_init()
+        asyncio.set_event_loop(asyncio.new_event_loop())
+        secretstorage.get_default_collection(self.connection)
 
     def set_password(self, service, repo_url, password):
         asyncio.set_event_loop(asyncio.new_event_loop())

src/vorta/utils.py

@@ -21,8 +21,10 @@
 from PyQt5.QtGui import QIcon
 from PyQt5 import QtCore
 from vorta.keyring.abc import VortaKeyring
+from vorta.log import logger
 
 keyring = VortaKeyring.get_keyring()
+logger.info('Using %s Keyring implementation.', keyring.__class__.__name__)
 
 
 def nested_dict():