pkg/alertmanager: wait for namespace informers syncs #3641
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Signed-off-by: Simon Pasquier <spasquie@redhat.com>
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Found while upgrading Prometheus operator in OpenShift (see logs). |
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great catch, lgtm, thank you! |
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#3451 added 2 new informers on namespace resources for
AlertmanagerandAlertmanagerConfigbut the controller wasn't modified to wait for synchronization to be complete before starting the reconciliation loop.This change also replaces the use of
cache.WaitForCacheSyncbycache.WaitForNamedCacheSyncas recommended in the thek8s.io/client-godoc.