[Feature] Do not restart member if all pods in group are not ready

Author: jwierzbo

CHANGELOG.md

@@ -36,6 +36,7 @@
 - (Feature) Switch services to Port names
 - (Feature) Configurable ArangoD Port
 - (Feature) Allow to exclude metrics
+- (Feature) Do not restart member if all pods in group are not ready
 
 ## [1.2.20](https://github.com/arangodb/kube-arangodb/tree/1.2.20) (2022-10-25)
 - (Feature) Add action progress

pkg/deployment/reconcile/plan_builder_rotate_upgrade.go

@@ -458,6 +458,9 @@ func groupReadyForRestart(context PlanBuilderContext, status api.DeploymentStatu
 		return false, "Not all members are serving"
 	}
 
+	if !status.Members.MembersOfGroup(group).AllMembersReady() {
+		return false, "Not all members are ready"
+	}
 	switch group {
 	case api.ServerGroupDBServers:
 		agencyState, ok := context.GetAgencyCache()