46 lines
1.4 KiB
Go
46 lines
1.4 KiB
Go
package util
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import (
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"context"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/api/meta"
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"k8s.io/apimachinery/pkg/types"
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"sigs.k8s.io/controller-runtime/pkg/client"
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clusterv1alpha1 "github.com/karmada-io/karmada/pkg/apis/cluster/v1alpha1"
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)
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const (
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// NamespaceClusterLease is the namespace which cluster lease are stored.
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NamespaceClusterLease = "karmada-cluster"
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)
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// IsClusterReady tells whether the cluster status in 'Ready' condition.
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func IsClusterReady(clusterStatus *clusterv1alpha1.ClusterStatus) bool {
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return meta.IsStatusConditionTrue(clusterStatus.Conditions, clusterv1alpha1.ClusterConditionReady)
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}
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// GetCluster returns the given Cluster resource
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func GetCluster(hostClient client.Client, clusterName string) (*clusterv1alpha1.Cluster, error) {
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cluster := &clusterv1alpha1.Cluster{}
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if err := hostClient.Get(context.TODO(), types.NamespacedName{Name: clusterName}, cluster); err != nil {
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return nil, err
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}
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return cluster, nil
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}
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// CreateClusterIfNotExist try to create the cluster if it does not exist.
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func CreateClusterIfNotExist(client client.Client, clusterObj *clusterv1alpha1.Cluster) error {
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cluster := &clusterv1alpha1.Cluster{}
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if err := client.Get(context.TODO(), types.NamespacedName{Name: clusterObj.Name}, cluster); err != nil {
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if !apierrors.IsNotFound(err) {
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return err
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}
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if err := client.Create(context.TODO(), clusterObj); err != nil {
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return err
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}
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}
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return nil
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}
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