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Merge pull request #1263 from makkes/makkes/rip-generic-admission-server
feat: remove openshift/generic-admission-server
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| package app | ||
|
|
||
| import ( | ||
| "flag" | ||
| "fmt" | ||
| "net/http" | ||
| "os" | ||
|
|
||
| "github.com/spf13/cobra" | ||
| "k8s.io/client-go/tools/clientcmd" | ||
| "k8s.io/component-base/logs" | ||
| "k8s.io/klog" | ||
| "sigs.k8s.io/controller-runtime/pkg/healthz" | ||
| "sigs.k8s.io/controller-runtime/pkg/manager" | ||
| "sigs.k8s.io/controller-runtime/pkg/manager/signals" | ||
| ctrwebhook "sigs.k8s.io/controller-runtime/pkg/webhook" | ||
|
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||
| "sigs.k8s.io/kubefed/pkg/controller/webhook/federatedtypeconfig" | ||
| "sigs.k8s.io/kubefed/pkg/controller/webhook/kubefedcluster" | ||
| "sigs.k8s.io/kubefed/pkg/controller/webhook/kubefedconfig" | ||
| "sigs.k8s.io/kubefed/pkg/version" | ||
| ) | ||
|
|
||
| var ( | ||
| certDir, kubeconfig, masterURL string | ||
| port = 8443 | ||
| ) | ||
|
|
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| // NewWebhookCommand creates a *cobra.Command object with default parameters | ||
| func NewWebhookCommand(stopChan <-chan struct{}) *cobra.Command { | ||
| verFlag := false | ||
|
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| cmd := &cobra.Command{ | ||
| Use: "webhook", | ||
| Short: "Start a kubefed webhook server", | ||
| Long: "Start a kubefed webhook server", | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| fmt.Fprintf(os.Stdout, "KubeFed webhook version: %s\n", fmt.Sprintf("%#v", version.Get())) | ||
| if verFlag { | ||
| os.Exit(0) | ||
| } | ||
| // PrintFlags(cmd.Flags()) | ||
|
|
||
| if err := Run(stopChan); err != nil { | ||
| fmt.Fprintf(os.Stderr, "%v\n", err) | ||
| os.Exit(1) | ||
| } | ||
| }, | ||
| } | ||
|
|
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| // Add the command line flags from other dependencies(klog, kubebuilder, etc.) | ||
| cmd.Flags().AddGoFlagSet(flag.CommandLine) | ||
|
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| cmd.Flags().StringVar(&kubeconfig, "kubeconfig", "", "Path to a kubeconfig. Only required if out-of-cluster.") | ||
| cmd.Flags().StringVar(&masterURL, "master", "", "The address of the Kubernetes API server. Overrides any value in kubeconfig. Only required if out-of-cluster.") | ||
| cmd.Flags().StringVar(&certDir, "cert-dir", "", "The directory where the TLS certs are located.") | ||
| cmd.Flags().IntVar(&port, "secure-port", port, "The port on which to serve HTTPS.") | ||
|
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| return cmd | ||
| } | ||
|
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| // Run runs the webhook with options. This should never exit. | ||
| func Run(stopChan <-chan struct{}) error { | ||
| logs.InitLogs() | ||
| defer logs.FlushLogs() | ||
|
|
||
| config, err := clientcmd.BuildConfigFromFlags(masterURL, kubeconfig) | ||
| if err != nil { | ||
| klog.Fatalf("error setting up webhook's config: %s", err) | ||
| } | ||
| mgr, err := manager.New(config, manager.Options{ | ||
| Port: port, | ||
| CertDir: certDir, | ||
| }) | ||
| if err != nil { | ||
| klog.Fatalf("error setting up webhook manager: %s", err) | ||
| } | ||
| hookServer := mgr.GetWebhookServer() | ||
|
|
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| hookServer.Register("/validate-federatedtypeconfigs", &ctrwebhook.Admission{Handler: &federatedtypeconfig.FederatedTypeConfigAdmissionHook{}}) | ||
| hookServer.Register("/validate-kubefedcluster", &ctrwebhook.Admission{Handler: &kubefedcluster.KubeFedClusterAdmissionHook{}}) | ||
| hookServer.Register("/validate-kubefedconfig", &ctrwebhook.Admission{Handler: &kubefedconfig.KubeFedConfigValidator{}}) | ||
| hookServer.Register("/default-kubefedconfig", &ctrwebhook.Admission{Handler: &kubefedconfig.KubeFedConfigDefaulter{}}) | ||
|
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| hookServer.WebhookMux.Handle("/readyz/", http.StripPrefix("/readyz/", &healthz.Handler{})) | ||
|
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| if err := mgr.Start(signals.SetupSignalHandler()); err != nil { | ||
| klog.Fatalf("unable to run manager: %s", err) | ||
| } | ||
|
|
||
| return nil | ||
| } |
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