volcano.sh/volcano@v1.9.0/pkg/cli/vcancel/cancel.go (about)

     1  /*
     2  Copyright 2019 The Volcano Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package vcancel
    18  
    19  import (
    20  	"context"
    21  	"fmt"
    22  
    23  	"github.com/spf13/cobra"
    24  
    25  	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    26  
    27  	"volcano.sh/apis/pkg/client/clientset/versioned"
    28  	"volcano.sh/volcano/pkg/cli/util"
    29  )
    30  
    31  type cancelFlags struct {
    32  	util.CommonFlags
    33  
    34  	Namespace string
    35  	JobName   string
    36  }
    37  
    38  var cancelJobFlags = &cancelFlags{}
    39  
    40  // InitCancelFlags init the cancel command flags.
    41  func InitCancelFlags(cmd *cobra.Command) {
    42  	util.InitFlags(cmd, &cancelJobFlags.CommonFlags)
    43  
    44  	cmd.Flags().StringVarP(&cancelJobFlags.Namespace, "namespace", "N", "default", "the namespace of job")
    45  	cmd.Flags().StringVarP(&cancelJobFlags.JobName, "name", "n", "", "the name of job")
    46  }
    47  
    48  // CancelJob cancel the job.
    49  func CancelJob() error {
    50  	config, err := util.BuildConfig(cancelJobFlags.Master, cancelJobFlags.Kubeconfig)
    51  	if err != nil {
    52  		return err
    53  	}
    54  
    55  	if cancelJobFlags.JobName == "" {
    56  		err := fmt.Errorf("job name is mandatory to cancel a particular job")
    57  		return err
    58  	}
    59  
    60  	jobClient := versioned.NewForConfigOrDie(config)
    61  	err = jobClient.BatchV1alpha1().Jobs(cancelJobFlags.Namespace).Delete(context.TODO(), cancelJobFlags.JobName, metav1.DeleteOptions{})
    62  	if err != nil {
    63  		return err
    64  	}
    65  	fmt.Printf("cancel job %v successfully\n", cancelJobFlags.JobName)
    66  	return nil
    67  }