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nodepool.go
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nodepool.go
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// Copyright (c) 2021 Terminus, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package kubernetes
import (
"context"
"fmt"
crClient "sigs.k8s.io/controller-runtime/pkg/client"
"github.com/erda-project/erda/pkg/clientgo/apis/openyurt/v1alpha1"
)
// ListNodePool List nodePool under the specified cluster.
func (k *Kubernetes) ListNodePool(clusterName string) (*v1alpha1.NodePoolList, error) {
client, err := k.getK8sClient(clusterName)
if err != nil {
return nil, fmt.Errorf("get cluster %s clientset error, %v", clusterName, err)
}
var nodePools v1alpha1.NodePoolList
if err = client.CRClient.List(context.Background(), &nodePools); err != nil {
return nil, fmt.Errorf("cluster %s list nodepool error, %v", clusterName, err)
}
return &nodePools, nil
}
// GetNodePool Get nodePool under the specified cluster.
func (k *Kubernetes) GetNodePool(clusterName, npName string) (*v1alpha1.NodePool, error) {
client, err := k.getK8sClient(clusterName)
if err != nil {
return nil, fmt.Errorf("get cluster %s clientset error, %v", clusterName, err)
}
var np v1alpha1.NodePool
if err = client.CRClient.Get(context.Background(), crClient.ObjectKey{Name: npName}, &np); err != nil {
return nil, fmt.Errorf("cluster %s get nodepool error, %v", clusterName, err)
}
return &np, nil
}
// CreateNodePool Crate nodePool on specified cluster.
func (k *Kubernetes) CreateNodePool(clusterName string, nodePool *v1alpha1.NodePool) error {
if nodePool == nil {
return fmt.Errorf("create action must give a non-nil NodePool entity")
}
client, err := k.getK8sClient(clusterName)
if err != nil {
return fmt.Errorf("get cluster %s clientset error, %v", clusterName, err)
}
if err = client.CRClient.Create(context.Background(), nodePool); err != nil {
return fmt.Errorf("cluster %s create nodepool error, %v", clusterName, err)
}
return nil
}
// DeleteNodePool Delete node on specified cluster.
func (k *Kubernetes) DeleteNodePool(clusterName string, nodePoolName string) error {
client, err := k.getK8sClient(clusterName)
if err != nil {
return fmt.Errorf("get cluster %s clientset error, %v", clusterName, err)
}
np, err := k.GetNodePool(clusterName, nodePoolName)
if err != nil {
return err
}
if err = client.CRClient.Delete(context.Background(), np); err != nil {
return fmt.Errorf("cluster %s delete nodepool error, %v", clusterName, err)
}
return nil
}
// UpdateNodePool Update nodePool on specified cluster.
func (k *Kubernetes) UpdateNodePool(clusterName string, nodePool *v1alpha1.NodePool) error {
client, err := k.getK8sClient(clusterName)
if err != nil {
return fmt.Errorf("get cluster %s clientset error, %v", clusterName, err)
}
if err = client.CRClient.Update(context.Background(), nodePool); err != nil {
return fmt.Errorf("cluster %s update nodepool error, %v", clusterName, err)
}
return nil
}