Files
open-cluster-management/pkg/work/webhook/start.go
Yang Le 8b351747c8 🐛 set tls min version to 1.2 (#245)
Signed-off-by: Yang Le <yangle@redhat.com>
2023-08-15 06:34:56 -02:30

77 lines
2.0 KiB
Go

package webhook
import (
"crypto/tls"
"k8s.io/apimachinery/pkg/runtime"
// Import all Kubernetes client auth plugins (e.g. Azure, GCP, OIDC, etc.)
// to ensure that exec-entrypoint and run can make use of them.
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
clientgoscheme "k8s.io/client-go/kubernetes/scheme"
_ "k8s.io/client-go/plugin/pkg/client/auth"
"k8s.io/klog/v2"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/healthz"
"sigs.k8s.io/controller-runtime/pkg/webhook"
workv1 "open-cluster-management.io/api/work/v1"
"open-cluster-management.io/ocm/pkg/work/webhook/common"
webhookv1 "open-cluster-management.io/ocm/pkg/work/webhook/v1"
)
var (
scheme = runtime.NewScheme()
)
func init() {
utilruntime.Must(clientgoscheme.AddToScheme(scheme))
utilruntime.Must(workv1.Install(scheme))
}
func (c *Options) RunWebhookServer() error {
mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{
Scheme: scheme,
HealthProbeBindAddress: ":8000",
WebhookServer: webhook.NewServer(webhook.Options{
TLSOpts: []func(config *tls.Config){
func(config *tls.Config) {
config.MinVersion = tls.VersionTLS12
},
},
Port: c.Port,
CertDir: c.CertDir,
}),
})
if err != nil {
klog.Error(err, "unable to start manager")
return err
}
// add healthz/readyz check handler
if err := mgr.AddHealthzCheck("healthz-ping", healthz.Ping); err != nil {
klog.Errorf("unable to add healthz check handler: %v", err)
return err
}
if err := mgr.AddReadyzCheck("readyz-ping", healthz.Ping); err != nil {
klog.Errorf("unable to add readyz check handler: %v", err)
return err
}
common.ManifestValidator.WithLimit(c.ManifestLimit)
if err = (&webhookv1.ManifestWorkWebhook{}).Init(mgr); err != nil {
klog.Error(err, "unable to create ManagedCluster webhook")
return err
}
klog.Info("starting manager")
if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
klog.Error(err, "problem running manager")
return err
}
return nil
}