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added trace in debug mode on issue faile to register webhookConfigurations

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This commit is contained in:
Shuting Zhao 2019-07-03 14:09:52 -07:00
parent 3a92bde097
commit d8da84a5b5
2 changed files with 16 additions and 4 deletions
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19
pkg/webhooks/registration.go
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@ -11,6 +11,7 @@ import (
client "github.com/nirmata/kyverno/pkg/dclient" client "github.com/nirmata/kyverno/pkg/dclient"
admregapi "k8s.io/api/admissionregistration/v1beta1" admregapi "k8s.io/api/admissionregistration/v1beta1"
errorsapi "k8s.io/apimachinery/pkg/api/errors"
meta "k8s.io/apimachinery/pkg/apis/meta/v1" meta "k8s.io/apimachinery/pkg/apis/meta/v1"
admregclient "k8s.io/client-go/kubernetes/typed/admissionregistration/v1beta1" admregclient "k8s.io/client-go/kubernetes/typed/admissionregistration/v1beta1"
rest "k8s.io/client-go/rest" rest "k8s.io/client-go/rest"
@ -86,9 +87,21 @@ func (wrc *WebhookRegistrationClient) Register() error {
// Register will fail if the config exists, so there is no need to fail on error // Register will fail if the config exists, so there is no need to fail on error
func (wrc *WebhookRegistrationClient) Deregister() { func (wrc *WebhookRegistrationClient) Deregister() {
if wrc.serverIP != "" { if wrc.serverIP != "" {
wrc.registrationClient.MutatingWebhookConfigurations().Delete(config.MutatingWebhookConfigurationDebug, &meta.DeleteOptions{}) if err := wrc.registrationClient.MutatingWebhookConfigurations().Delete(config.MutatingWebhookConfigurationDebug, &meta.DeleteOptions{}); err != nil {
wrc.registrationClient.ValidatingWebhookConfigurations().Delete(config.ValidatingWebhookConfigurationDebug, &meta.DeleteOptions{}) if !errorsapi.IsNotFound(err) {
wrc.registrationClient.ValidatingWebhookConfigurations().Delete(config.PolicyValidatingWebhookConfigurationDebug, &meta.DeleteOptions{}) glog.Errorf("Failed to deregister debug mutatingWebhookConfiguratinos, err: %v\n", err)
}
}
if err := wrc.registrationClient.ValidatingWebhookConfigurations().Delete(config.ValidatingWebhookConfigurationDebug, &meta.DeleteOptions{}); err != nil {
if !errorsapi.IsNotFound(err) {
glog.Errorf("Failed to deregister debug validatingWebhookConfiguratinos, err: %v\n", err)
}
}
if err := wrc.registrationClient.ValidatingWebhookConfigurations().Delete(config.PolicyValidatingWebhookConfigurationDebug, &meta.DeleteOptions{}); err != nil {
if !errorsapi.IsNotFound(err) {
glog.Errorf("Failed to deregister debug policyValidatingWebhookConfiguratinos, err: %v\n", err)
}
}
return return
} }

1
scripts/generate-self-signed-cert-and-k8secrets-debug.sh
View file

@ -55,7 +55,6 @@ openssl x509 -req -in ${destdir}/webhook.csr -CA ${destdir}/rootCA.crt -CAkey ${
kubectl delete -f definitions/install_debug.yaml 2>/dev/null kubectl delete -f definitions/install_debug.yaml 2>/dev/null
kubectl delete csr,MutatingWebhookConfiguration,ValidatingWebhookConfiguration --all 2>/dev/null
echo "Generating corresponding kubernetes secrets for TLS pair and root CA" echo "Generating corresponding kubernetes secrets for TLS pair and root CA"
# create project namespace # create project namespace