feat: kubesphere 4.0 (#6115)

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

---------

Signed-off-by: ci-bot <ci-bot@kubesphere.io>
Co-authored-by: ks-ci-bot <ks-ci-bot@example.com>
Co-authored-by: joyceliu <joyceliu@yunify.com>

pkg/controller/core/installplan_webhook.go

@@ -0,0 +1,98 @@
+/*
+ * Please refer to the LICENSE file in the root directory of the project.
+ * https://github.com/kubesphere/kubesphere/blob/master/LICENSE
+ */
+
+package core
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"strings"
+	"unicode"
+
+	"k8s.io/apimachinery/pkg/util/yaml"
+	corev1alpha1 "kubesphere.io/api/core/v1alpha1"
+
+	kscontroller "kubesphere.io/kubesphere/pkg/controller"
+
+	"k8s.io/apimachinery/pkg/runtime"
+	ctrl "sigs.k8s.io/controller-runtime"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+	"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
+)
+
+var _ admission.CustomValidator = &InstallPlanWebhook{}
+var _ kscontroller.Controller = &InstallPlanWebhook{}
+
+func (r *InstallPlanWebhook) Name() string {
+	return "installplan-webhook"
+}
+
+type InstallPlanWebhook struct {
+	client.Client
+}
+
+func trimSpace(data string) string {
+	lines := strings.Split(data, "\n")
+	var buf bytes.Buffer
+	max := len(lines)
+	for i, line := range lines {
+		buf.Write([]byte(strings.TrimRightFunc(line, unicode.IsSpace)))
+		if i < max-1 {
+			buf.Write([]byte("\n"))
+		}
+	}
+	return buf.String()
+}
+
+func (r *InstallPlanWebhook) Default(ctx context.Context, obj runtime.Object) error {
+	installPlan := obj.(*corev1alpha1.InstallPlan)
+	installPlan.Spec.Config = trimSpace(installPlan.Spec.Config)
+	if installPlan.Spec.ClusterScheduling != nil {
+		for k, v := range installPlan.Spec.ClusterScheduling.Overrides {
+			installPlan.Spec.ClusterScheduling.Overrides[k] = trimSpace(v)
+		}
+	}
+	return nil
+}
+
+func (r *InstallPlanWebhook) ValidateCreate(ctx context.Context, obj runtime.Object) (admission.Warnings, error) {
+	return r.validateInstallPlan(ctx, obj.(*corev1alpha1.InstallPlan))
+}
+
+func (r *InstallPlanWebhook) ValidateUpdate(ctx context.Context, _, newObj runtime.Object) (admission.Warnings, error) {
+	return r.validateInstallPlan(ctx, newObj.(*corev1alpha1.InstallPlan))
+}
+
+func (r *InstallPlanWebhook) ValidateDelete(_ context.Context, _ runtime.Object) (admission.Warnings, error) {
+	return nil, nil
+}
+
+func (r *InstallPlanWebhook) validateInstallPlan(_ context.Context, installPlan *corev1alpha1.InstallPlan) (admission.Warnings, error) {
+	var data interface{}
+
+	if err := yaml.Unmarshal([]byte(installPlan.Spec.Config), &data); err != nil {
+		return nil, fmt.Errorf("failed to unmarshal extension config: %v", err)
+	}
+
+	if installPlan.Spec.ClusterScheduling != nil {
+		for cluster, config := range installPlan.Spec.ClusterScheduling.Overrides {
+			if err := yaml.Unmarshal([]byte(config), &data); err != nil {
+				return nil, fmt.Errorf("failed to unmarshal cluster %s agent config: %v", cluster, err)
+			}
+		}
+	}
+
+	return nil, nil
+}
+
+func (r *InstallPlanWebhook) SetupWithManager(mgr *kscontroller.Manager) error {
+	r.Client = mgr.GetClient()
+	return ctrl.NewWebhookManagedBy(mgr).
+		WithValidator(r).
+		WithDefaulter(r).
+		For(&corev1alpha1.InstallPlan{}).
+		Complete()
+}