Remove "Could not get endpoints data" error logging (#365)

* Remove "Could not get endpoints data" error logging as it causes no action to be taken

* Get EndpointStatus only from started pods, fixes #368

(cherry picked from commit da9d6c2)

CHANGELOG.md

@@ -13,6 +13,8 @@ Changelog for Cass Operator, new PRs should update the `main / unreleased` secti
 
 * [BUGFIX] [#355](https://github.com/k8ssandra/cass-operator/issues/335) Cleanse label values derived from cluster name, which can contain illegal chars.
 * [BUGFIX] [#330](https://github.com/k8ssandra/cass-operator/issues/330) Apply correct updates to Service labels and annotations through additionalServiceConfig (they are now validated and don't allow reserved prefixes).
+* [BUGFIX] [#368](https://github.com/k8ssandra/cass-operator/issues/368) Do not fetch endpointStatus from pods that have not started
+* [BUGFIX] [#364](https://github.com/k8ssandra/cass-operator/issues/364) Do not log any errors if we fail to get endpoint states from nodes.
 
 ## v1.10.4
 

pkg/reconciliation/reconcile_racks.go

@@ -992,7 +992,7 @@ func (rc *ReconciliationContext) UpdateCassandraNodeStatus(force bool) error {
 		dc.Status.NodeStatuses = map[string]api.CassandraNodeStatus{}
 	}
 
-	for _, pod := range rc.dcPods {
+	for _, pod := range ListAllStartedPods(rc.dcPods) {
 		nodeStatus, ok := dc.Status.NodeStatuses[pod.Name]
 		if !ok {
 			nodeStatus = api.CassandraNodeStatus{}
@@ -1018,8 +1018,6 @@ func (rc *ReconciliationContext) UpdateCassandraNodeStatus(force bool) error {
 					if nodeStatus.HostID == "" {
 						logger.Info("Failed to find host ID", "pod", pod.Name)
 					}
-				} else {
-					rc.ReqLogger.Error(err, "Could not get endpoints data")
 				}
 			}
 		}