mgr/dashboard: controllers/grafana is not Python3 compatible

Fixes: http://tracker.ceph.com/issues/40428
Signed-off-by: Patrick Nawracay <pnawracay@suse.com>
(cherry picked from commit 2e0b8ff2133495806e75eedb07658f442b400994)

diff --git a/src/pybind/mgr/dashboard/controllers/grafana.py b/src/pybind/mgr/dashboard/controllers/grafana.py
index bb3e3a1e4a4b5e915fe0d0c656721515cf9deb29..0d4331ff246372348aafc8378db7b019062dd42c 100644 (file)
--- a/src/pybind/mgr/dashboard/controllers/grafana.py
+++ b/src/pybind/mgr/dashboard/controllers/grafana.py
@@ -36,7 +36,7 @@ class Grafana(BaseController):
             response['success'] = push_local_dashboards()
         except Exception as e:  # pylint: disable=broad-except
             raise DashboardException(
-                msg=e.message,
+                msg=str(e),
                 component='grafana',
                 http_status_code=500,
             )