[bug] pass along no polkit error

2 files changed, 8 insertions, 1 deletions

diff --git a/src/leap/bitmask/vpn/privilege.py b/src/leap/bitmask/vpn/privilege.py
index b49f165c..3c66c7a5 100644
--- a/src/leap/bitmask/vpn/privilege.py
+++ b/src/leap/bitmask/vpn/privilege.py
@@ -50,6 +50,7 @@ def uninstall_helpers():
 
 
 class NoPolkitAuthAgentAvailable(Exception):
+    message = 'No polkit authentication agent available. Please run one.'
     pass
 
 
diff --git a/src/leap/bitmask/vpn/service.py b/src/leap/bitmask/vpn/service.py
index 1ec1ed6d..eefccad1 100644
--- a/src/leap/bitmask/vpn/service.py
+++ b/src/leap/bitmask/vpn/service.py
@@ -29,6 +29,7 @@ from leap.bitmask.hooks import HookableService
 from leap.bitmask.vpn.vpn import VPNManager
 from leap.bitmask.vpn._checks import is_service_ready, get_vpn_cert_path
 from leap.bitmask.vpn import privilege, helpers
+from leap.bitmask.vpn.privilege import NoPolkitAuthAgentAvailable
 from leap.common.config import get_path_prefix
 from leap.common.files import check_and_fix_urw_only
 from leap.common.certs import get_cert_time_boundaries
@@ -68,7 +69,12 @@ class VPNService(HookableService):
     def start_vpn(self, domain):
         # TODO check if the VPN is started and return an error if it is.
         yield self._setup(domain)
-        self._vpn.start()
+        try:
+            self._vpn.start()
+        except NoPolkitAuthAgentAvailable as e:
+            e.expected = True
+            raise e
+
         self._started = True
         self._domain = domain
         self._write_last(domain)