Commits on Feb 15, 2021

1. Set CoreDNS readiness probe period and timeout to 3 …

   Change the readiness probe for CoreDNS from using a 10-second period and
   timeout to using a 3-second period and timeout in order to reduce the time
   to remove the endpoint if CoreDNS becomes unresponsive.
   
   This commit is related to bug 1928773.
   
   https://bugzilla.redhat.com/show_bug.cgi?id=1928773
   
   * assets/dns/daemonset.yaml: Set readiness probe period and timeout to 3
   seconds.
   * pkg/manifests/bindata.go: Regenerate.

   

   Miciah committed Feb 15, 2021
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2. Reconcile all readiness probe parameters …

   Check all parameters of the CoreDNS daemonset's readiness probe, and update
   the daemonset if any of the probe's parameters differ from the expected
   values.
   
   Before this commit, the DNS controller ignored all changes to the readiness
   probe's parameters.
   
   * pkg/operator/controller/controller_dns_daemonset.go
   (daemonsetConfigChanged): Check if any of the readiness probe's parameters
   changed and update them if they did.
   * pkg/operator/controller/controller_dns_daemonset_test.go
   (TestDaemonsetConfigChanged): Add test case to verify that
   daemonsetConfigChanged detects changes to the readiness probe's
   path or periodSeconds parameters.

   

   Miciah committed Feb 15, 2021
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