Files
grafana/apps/playlist/pkg/app/app.go
Karl Persson d64c938749 K8s: Make it possible to register several kinds for a GroupVersion (#97161)
* Make it possible to register several kinds for a GroupVersion
2024-11-28 16:31:05 +01:00

88 lines
2.1 KiB
Go

package app
import (
"context"
"fmt"
"github.com/grafana/grafana-app-sdk/app"
"github.com/grafana/grafana-app-sdk/operator"
"github.com/grafana/grafana-app-sdk/resource"
"github.com/grafana/grafana-app-sdk/simple"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/klog/v2"
playlistv0alpha1 "github.com/grafana/grafana/apps/playlist/pkg/apis/playlist/v0alpha1"
"github.com/grafana/grafana/apps/playlist/pkg/watchers"
)
type PlaylistConfig struct {
EnableWatchers bool
}
func New(cfg app.Config) (app.App, error) {
var (
playlistWatcher operator.ResourceWatcher
err error
)
playlistConfig, ok := cfg.SpecificConfig.(*PlaylistConfig)
if ok && playlistConfig.EnableWatchers {
playlistWatcher, err = watchers.NewPlaylistWatcher()
if err != nil {
return nil, fmt.Errorf("unable to create PlaylistWatcher: %w", err)
}
}
simpleConfig := simple.AppConfig{
Name: "playlist",
KubeConfig: cfg.KubeConfig,
InformerConfig: simple.AppInformerConfig{
ErrorHandler: func(ctx context.Context, err error) {
klog.ErrorS(err, "Informer processing error")
},
},
ManagedKinds: []simple.AppManagedKind{
{
Kind: playlistv0alpha1.PlaylistKind(),
Watcher: playlistWatcher,
Mutator: &simple.Mutator{
MutateFunc: func(ctx context.Context, req *app.AdmissionRequest) (*app.MutatingResponse, error) {
// modify req.Object if needed
return &app.MutatingResponse{
UpdatedObject: req.Object,
}, nil
},
},
Validator: &simple.Validator{
ValidateFunc: func(ctx context.Context, req *app.AdmissionRequest) error {
// do something here if needed
return nil
},
},
},
},
}
a, err := simple.NewApp(simpleConfig)
if err != nil {
return nil, err
}
err = a.ValidateManifest(cfg.ManifestData)
if err != nil {
return nil, err
}
return a, nil
}
func GetKinds() map[schema.GroupVersion][]resource.Kind {
gv := schema.GroupVersion{
Group: playlistv0alpha1.PlaylistKind().Group(),
Version: playlistv0alpha1.PlaylistKind().Version(),
}
return map[schema.GroupVersion][]resource.Kind{
gv: {playlistv0alpha1.PlaylistKind()},
}
}