karmada/pkg/scheduler/framework/plugins/apiinstalled/api_installed.go

44 lines
1.5 KiB
Go

package apiinstalled
import (
"context"
"k8s.io/klog/v2"
clusterv1alpha1 "github.com/karmada-io/karmada/pkg/apis/cluster/v1alpha1"
policyv1alpha1 "github.com/karmada-io/karmada/pkg/apis/policy/v1alpha1"
workv1alpha2 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha2"
"github.com/karmada-io/karmada/pkg/scheduler/framework"
"github.com/karmada-io/karmada/pkg/util/helper"
)
const (
// Name is the name of the plugin used in the plugin registry and configurations.
Name = "APIInstalled"
)
// APIInstalled is a plugin that checks if the API(CRD) of the resource is installed in the target cluster.
type APIInstalled struct{}
var _ framework.FilterPlugin = &APIInstalled{}
// New instantiates the APIInstalled plugin.
func New() (framework.Plugin, error) {
return &APIInstalled{}, nil
}
// Name returns the plugin name.
func (p *APIInstalled) Name() string {
return Name
}
// Filter checks if the API(CRD) of the resource is installed in the target cluster.
func (p *APIInstalled) Filter(ctx context.Context, placement *policyv1alpha1.Placement, resource *workv1alpha2.ObjectReference, cluster *clusterv1alpha1.Cluster) *framework.Result {
if !helper.IsAPIEnabled(cluster.Status.APIEnablements, resource.APIVersion, resource.Kind) {
klog.V(2).Infof("Cluster(%s) not fit as missing API(%s, kind=%s)", cluster.Name, resource.APIVersion, resource.Kind)
return framework.NewResult(framework.Unschedulable, "no such API resource")
}
return framework.NewResult(framework.Success)
}