100 lines
2.8 KiB
Go
100 lines
2.8 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package queue
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import (
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"fmt"
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"github.com/spf13/cobra"
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"k8s.io/apimachinery/pkg/types"
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"volcano.sh/volcano/pkg/apis/bus/v1alpha1"
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"volcano.sh/volcano/pkg/client/clientset/versioned"
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)
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const (
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// ActionOpen is `open` action
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ActionOpen = "open"
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// ActionClose is `close` action
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ActionClose = "close"
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// ActionUpdate is `update` action
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ActionUpdate = "update"
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)
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type operateFlags struct {
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commonFlags
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// Name is name of queue
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Name string
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// Weight is weight of queue
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Weight int32
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// Action is operation action of queue
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Action string
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}
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var operateQueueFlags = &operateFlags{}
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// InitOperateFlags is used to init all flags during queue operating
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func InitOperateFlags(cmd *cobra.Command) {
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initFlags(cmd, &operateQueueFlags.commonFlags)
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cmd.Flags().StringVarP(&operateQueueFlags.Name, "name", "n", "", "the name of queue")
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cmd.Flags().Int32VarP(&operateQueueFlags.Weight, "weight", "w", 0, "the weight of the queue")
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cmd.Flags().StringVarP(&operateQueueFlags.Action, "action", "a", "",
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"operate action to queue, valid actions are open, close, update")
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}
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// OperateQueue operates queue
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func OperateQueue() error {
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config, err := buildConfig(operateQueueFlags.Master, operateQueueFlags.Kubeconfig)
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if err != nil {
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return err
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}
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if len(operateQueueFlags.Name) == 0 {
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return fmt.Errorf("Queue name must be specified")
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}
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var action v1alpha1.Action
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switch operateQueueFlags.Action {
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case ActionOpen:
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action = v1alpha1.OpenQueueAction
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case ActionClose:
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action = v1alpha1.CloseQueueAction
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case ActionUpdate:
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if operateQueueFlags.Weight == 0 {
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return fmt.Errorf("When %s queue %s, weight must be specified, "+
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"the value must be greater than 0", ActionUpdate, operateQueueFlags.Name)
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}
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queueClient := versioned.NewForConfigOrDie(config)
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patchBytes := []byte(fmt.Sprintf(`{"spec":{"weight":%d}}`, operateQueueFlags.Weight))
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_, err := queueClient.SchedulingV1beta1().Queues().Patch(operateQueueFlags.Name, types.MergePatchType, patchBytes)
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return err
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case "":
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return fmt.Errorf("Action can not be null")
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default:
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return fmt.Errorf("Action %s invalid, valid actions are %s, %s and %s",
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operateQueueFlags.Action, ActionOpen, ActionClose, ActionUpdate)
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}
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return createQueueCommand(config, action)
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}
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