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Make a certain ipv4-vs-ipv6 config error non-fatal, for backward compat

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This commit is contained in:
Dan Winship
2023-10-05 10:41:04 -04:00
parent f19b62fc09
commit b2f0052d27
2 changed files with 37 additions and 31 deletions
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2
cmd/kube-proxy/app/server.go
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@@ -678,7 +678,7 @@ func checkIPConfig(s *ProxyServer, dualStackSupported bool) (error, bool) {
clusterCIDRs := strings.Split(s.Config.ClusterCIDR, ",")
if badCIDRs(clusterCIDRs, badFamily) {
errors = append(errors, fmt.Errorf("cluster is %s but clusterCIDRs contains only IPv%s addresses", clusterType, badFamily))
if s.Config.DetectLocalMode == kubeproxyconfig.LocalModeClusterCIDR {
if s.Config.DetectLocalMode == kubeproxyconfig.LocalModeClusterCIDR && !dualStackSupported {
// This has always been a fatal error
fatal = true
}