pybing/mgr/prometheus: return default port if config-key get returns empty

Signed-off-by: Jan Fajerski <jfajerski@suse.com>

diff --git a/src/pybind/mgr/prometheus/module.py b/src/pybind/mgr/prometheus/module.py
index ce34defd4a1056b97252f1ae08ea9df035c9a398..576b8bf305e9073c15ffd9ad4cefdd3422d6860b 100644 (file)
--- a/src/pybind/mgr/prometheus/module.py
+++ b/src/pybind/mgr/prometheus/module.py
@@ -593,6 +593,7 @@ class Module(MgrModule):
                 r, outb, outs = result.wait()
                 if r != 0:
                     global_instance().log.error("Failed to retrieve port for mgr {}: {}".format(id_, outs))
+                    targets.append('{}:{}'.format(hostname, DEFAULT_PORT))
                 else:
                     port = json.loads(outb)
                     targets.append('{}:{}'.format(hostname, port))