K8s: APIGroupBuilder App SDK Support (#95638)

pkg/registry/apps/apps.go

@@ -0,0 +1,51 @@
+package appregistry
+
+import (
+	"context"
+
+	"github.com/grafana/grafana/pkg/registry"
+	"github.com/grafana/grafana/pkg/services/apiserver"
+	"github.com/grafana/grafana/pkg/services/apiserver/builder"
+	"github.com/grafana/grafana/pkg/services/apiserver/builder/runner"
+	"k8s.io/client-go/rest"
+)
+
+var (
+	_ registry.BackgroundService = (*Service)(nil)
+)
+
+type Service struct {
+	runner *runner.APIGroupRunner
+}
+
+// ProvideRegistryServiceSink is an entry point for each service that will force initialization
+func ProvideRegistryServiceSink(
+	registrar builder.APIRegistrar,
+	restConfigProvider apiserver.RestConfigProvider,
+) (*Service, error) {
+	cfgWrapper := func(ctx context.Context) *rest.Config {
+		cfg := restConfigProvider.GetRestConfig(ctx)
+		if cfg == nil {
+			return nil
+		}
+		cfg.APIPath = "/apis"
+		return cfg
+	}
+
+	cfg := runner.RunnerConfig{
+		RestConfigGetter: cfgWrapper,
+		APIRegistrar:     registrar,
+	}
+	runner, err := runner.NewAPIGroupRunner(cfg)
+	if err != nil {
+		return nil, err
+	}
+	return &Service{runner: runner}, nil
+}
+
+func (s *Service) Run(ctx context.Context) error {
+	if err := s.runner.Init(ctx); err != nil {
+		return err
+	}
+	return s.runner.Run(ctx)
+}