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Set the UserAgent in client-go based calls to kube-apiserver (#11569) (#11571)

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Signed-off-by: Davanum Srinivas <davanum@gmail.com>
Co-authored-by: Davanum Srinivas <davanum@gmail.com>
This commit is contained in:
gcp-cherry-pick-bot[bot] 2024-11-12 10:53:09 +00:00 • committed by GitHub
parent 1c6c488e10
commit 4e32990ca1
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GPG key ID: B5690EEEBB952194
1 changed files with 15 additions and 4 deletions
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19
pkg/config/client.go
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@ -3,12 +3,23 @@ package config
import (
"fmt"
"math"
"runtime"
"k8s.io/cli-runtime/pkg/genericclioptions"
rest "k8s.io/client-go/rest"
clientcmd "k8s.io/client-go/tools/clientcmd"
"sigs.k8s.io/release-utils/version"
)
// withUserAgent explicitly sets the UserAgent field in rest.Config which is
// then used by client-go for calls to the API server, helps with debugging issues
func withUserAgent(restConfig *rest.Config, err error) (*rest.Config, error) {
if err != nil && restConfig != nil {
restConfig.UserAgent = fmt.Sprintf("Kyverno/%s (%s; %s)", version.GetVersionInfo().GitVersion, runtime.GOOS, runtime.GOARCH)
}
return restConfig, err
}
// CreateClientConfig creates client config and applies rate limit QPS and burst
func CreateClientConfig(kubeconfig string, qps float64, burst int) (*rest.Config, error) {
clientConfig, err := createClientConfig(kubeconfig)
@ -20,15 +31,15 @@ func CreateClientConfig(kubeconfig string, qps float64, burst int) (*rest.Config
}
clientConfig.Burst = burst
clientConfig.QPS = float32(qps)
return clientConfig, nil
return withUserAgent(clientConfig, nil)
}
// createClientConfig creates client config
func createClientConfig(kubeconfig string) (*rest.Config, error) {
if kubeconfig == "" {
return rest.InClusterConfig()
return withUserAgent(rest.InClusterConfig())
}
return clientcmd.BuildConfigFromFlags("", kubeconfig)
return withUserAgent(clientcmd.BuildConfigFromFlags("", kubeconfig))
}
// CreateClientConfigWithContext creates client config from custom kubeconfig file and context
@ -37,5 +48,5 @@ func CreateClientConfigWithContext(kubeconfig string, context string) (*rest.Con
kubernetesConfig := genericclioptions.NewConfigFlags(true)
kubernetesConfig.KubeConfig = &kubeconfig
kubernetesConfig.Context = &context
return kubernetesConfig.ToRESTConfig()
return withUserAgent(kubernetesConfig.ToRESTConfig())
}