qa: fix rank_asok() to handle errors from asok commands

Fixes: https://tracker.ceph.com/issues/63176
Signed-off-by: Neeraj Pratap Singh <neesingh@redhat.com>

diff --git a/qa/tasks/cephfs/filesystem.py b/qa/tasks/cephfs/filesystem.py
index 3516bf4b86cded25ba3217d596e2ce69499ef980..a49d2d05c9125f58cdf66e609a8108ef2bd266c9 100644 (file)
--- a/qa/tasks/cephfs/filesystem.py
+++ b/qa/tasks/cephfs/filesystem.py
@@ -272,8 +272,14 @@ class CephCluster(RunCephCmd):
                      "-Infinity": -float("inf")}
                 return c[value]
 
-            j = json.loads(response_data.replace('inf', 'Infinity'),
-                           parse_constant=get_nonnumeric_values)
+            
+            j = {}
+            try:
+                j = json.loads(response_data.replace('inf', 'Infinity'),
+                            parse_constant=get_nonnumeric_values)
+            except json.decoder.JSONDecodeError:
+                raise RuntimeError(response_data) # assume it is an error message, pass it up
+            
             pretty = json.dumps(j, sort_keys=True, indent=2)
             log.debug(f"_json_asok output\n{pretty}")
             return j