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c79223393b
* refactor: replace clientset by inteface Signed-off-by: Charles-Edouard Brétéché <charled.breteche@gmail.com> * refactor: dclient package Signed-off-by: Charles-Edouard Brétéché <charled.breteche@gmail.com>
28 lines
1,011 B
Go
28 lines
1,011 B
Go
package client
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import (
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"strings"
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"k8s.io/client-go/discovery"
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)
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func logDiscoveryErrors(err error, c serverPreferredResources) {
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discoveryError := err.(*discovery.ErrGroupDiscoveryFailed)
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for gv, e := range discoveryError.Groups {
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if gv.Group == "custom.metrics.k8s.io" || gv.Group == "metrics.k8s.io" || gv.Group == "external.metrics.k8s.io" {
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// These errors occur when Prometheus is installed as an external metrics server
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// See: https://github.com/kyverno/kyverno/issues/1490
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c.log.V(3).Info("failed to retrieve metrics API group", "gv", gv)
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continue
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}
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c.log.Error(e, "failed to retrieve API group", "gv", gv)
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}
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}
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func isMetricsServerUnavailable(kind string, err error) bool {
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// error message is defined at:
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// https://github.com/kubernetes/apimachinery/blob/2456ebdaba229616fab2161a615148884b46644b/pkg/api/errors/errors.go#L432
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return strings.HasPrefix(kind, "metrics.k8s.io/") &&
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strings.Contains(err.Error(), "the server is currently unable to handle the request")
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}
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