asset/manifests: add Scheduler cluster config

pkg/asset/manifests/scheduler.go

@@ -0,0 +1,73 @@
+package manifests
+
+import (
+	"path/filepath"
+
+	"github.com/ghodss/yaml"
+	"github.com/pkg/errors"
+
+	configv1 "github.com/openshift/api/config/v1"
+	"github.com/openshift/installer/pkg/asset"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+var (
+	schedulerCfgFilename = filepath.Join(manifestDir, "cluster-scheduler-02-config.yml")
+)
+
+// Scheduler generates the cluster-scheduler-*.yml files.
+type Scheduler struct {
+	FileList []*asset.File
+}
+
+var _ asset.WritableAsset = (*Scheduler)(nil)
+
+// Name returns a human friendly name for the asset.
+func (*Scheduler) Name() string {
+	return "Scheduler Config"
+}
+
+// Dependencies returns all of the dependencies directly needed to generate
+// the asset.
+func (*Scheduler) Dependencies() []asset.Asset {
+	return []asset.Asset{}
+}
+
+// Generate generates the scheduler config and its CRD.
+func (s *Scheduler) Generate(dependencies asset.Parents) error {
+	config := &configv1.Scheduler{
+		TypeMeta: metav1.TypeMeta{
+			APIVersion: configv1.SchemeGroupVersion.String(),
+			Kind:       "Scheduler",
+		},
+		ObjectMeta: metav1.ObjectMeta{
+			Name: "cluster",
+			// not namespaced
+		},
+		Spec: configv1.SchedulerSpec{},
+	}
+
+	configData, err := yaml.Marshal(config)
+	if err != nil {
+		return errors.Wrapf(err, "failed to create %s manifests from InstallConfig", s.Name())
+	}
+
+	s.FileList = []*asset.File{
+		{
+			Filename: schedulerCfgFilename,
+			Data:     configData,
+		},
+	}
+
+	return nil
+}
+
+// Files returns the files generated by the asset.
+func (s *Scheduler) Files() []*asset.File {
+	return s.FileList
+}
+
+// Load returns false since this asset is not written to disk by the installer.
+func (s *Scheduler) Load(f asset.FileFetcher) (bool, error) {
+	return false, nil
+}