📖 minor updates to the examples

Author: Mengqi Yu

examples/builtins/main.go

@@ -78,18 +78,11 @@ func main() {
 
 	// Setup webhooks
 	entryLog.Info("setting up webhook server")
-	hookServer := &webhook.Server{
-		Port:    9876,
-		CertDir: "/tmp/cert",
-	}
-	if err := mgr.Add(hookServer); err != nil {
-		entryLog.Error(err, "unable register webhook server with manager")
-		os.Exit(1)
-	}
+	hookServer := mgr.GetWebhookServer()
 
 	entryLog.Info("registering webhooks to the webhook server")
-	hookServer.Register("/mutate-pods", &webhook.Admission{Handler: &podAnnotator{}})
-	hookServer.Register("/validate-pods", &webhook.Admission{Handler: &podValidator{}})
+	hookServer.Register("/mutate-v1-pod", &webhook.Admission{Handler: &podAnnotator{}})
+	hookServer.Register("/validate-v1-pod", &webhook.Admission{Handler: &podValidator{}})
 
 	entryLog.Info("starting manager")
 	if err := mgr.Start(signals.SetupSignalHandler()); err != nil {

examples/builtins/mutatingwebhook.go

@@ -26,6 +26,8 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
 )
 
+// +kubebuilder:webhook:path=/mutate-v1-pod,mutating=true,failurePolicy=fail,groups="",resources=pods,verbs=create;update,versions=v1,name=mpod.kb.io
+
 // podAnnotator annotates Pods
 type podAnnotator struct {
 	client  client.Client

examples/builtins/validatingwebhook.go

@@ -26,6 +26,8 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
 )
 
+// +kubebuilder:webhook:path=/validate-v1-pod,mutating=false,failurePolicy=fail,groups="",resources=pods,verbs=create;update,versions=v1,name=vpod.kb.io
+
 // podValidator validates Pods
 type podValidator struct {
 	client  client.Client

examples/crd/pkg/resource.go

@@ -61,7 +61,7 @@ type ChaosPodList struct {
 	Items           []ChaosPod `json:"items"`
 }
 
-// +kubebuilder:webhook:failurePolicy=fail,groups=chaosapps.metamagical.io,resources=chaospods,verbs=create;update,versions=v1,name=vchaospod.kb.io,path=/validate-chaosapps-metamagical-io-v1-chaospod,mutating=false
+// +kubebuilder:webhook:path=/validate-chaosapps-metamagical-io-v1-chaospod,mutating=false,failurePolicy=fail,groups=chaosapps.metamagical.io,resources=chaospods,verbs=create;update,versions=v1,name=vchaospod.kb.io
 
 var _ webhook.Validator = &ChaosPod{}
 
@@ -93,7 +93,7 @@ func (c *ChaosPod) ValidateUpdate(old runtime.Object) error {
 	return nil
 }
 
-// +kubebuilder:webhook:failurePolicy=fail,groups=chaosapps.metamagical.io,resources=chaospods,verbs=create;update,versions=v1,name=mchaospod.kb.io,path=/mutate-chaosapps-metamagical-io-v1-chaospod,mutating=true
+// +kubebuilder:webhook:path=/mutate-chaosapps-metamagical-io-v1-chaospod,mutating=true,failurePolicy=fail,groups=chaosapps.metamagical.io,resources=chaospods,verbs=create;update,versions=v1,name=mchaospod.kb.io
 
 var _ webhook.Defaulter = &ChaosPod{}
 

go.mod

@@ -38,6 +38,7 @@ require (
 	golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2 // indirect
 	google.golang.org/appengine v1.1.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect
+	gopkg.in/fsnotify.v1 v1.4.7
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	k8s.io/api v0.0.0-20190409021203-6e4e0e4f393b
 	k8s.io/apiextensions-apiserver v0.0.0-20190409022649-727a075fdec8