Description of problem: etcd members populate ClientURLs during runtime. So a member with no ClientURLs is unstarted. Currently, we do not ensure the member is started before sending RPC to StatusRequest. Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. MemberListResponse with unstarted member in list (no ClientURLs) 2. Send member to Status ref: https://github.com/openshift/cluster-etcd-operator/blob/ea4c530cceefe91539a655e8406abbf9c0560da7/pkg/operator/defragcontroller/defragcontroller.go#L122 Actual results: panic Expected results: as described in title Additional info:
No issue in regression test.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: OpenShift Container Platform 4.9.0 bug fix and security update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2021:3759