mgr/prometheus: raise at seeing unknown status

Signed-off-by: Kefu Chai <kchai@redhat.com>
(cherry picked from commit f92aa2f48a8801d31dac092ca53b48d07315bed4)

diff --git a/src/pybind/mgr/prometheus/module.py b/src/pybind/mgr/prometheus/module.py
index 222ffd85832557b185a62e69deeb83a76831eebc..f28f0043d9eb05702123b73b9b9597fc5ecdc6cb 100644 (file)
--- a/src/pybind/mgr/prometheus/module.py
+++ b/src/pybind/mgr/prometheus/module.py
@@ -63,6 +63,7 @@ def health_status_to_number(status):
         return 1
     elif status == 'HEALTH_ERR':
         return 2
+    raise ValueError(f'unknown status "{status}"')
 
 
 DF_CLUSTER = ['total_bytes', 'total_used_bytes', 'total_used_raw_bytes']