github.com/alibaba/sealer@v0.8.6-0.20220430115802-37a2bdaa8173/sealer/cmd/pull.go (about)

     1  // Copyright © 2021 Alibaba Group Holding Ltd.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package cmd
    16  
    17  import (
    18  	"github.com/alibaba/sealer/utils/platform"
    19  	"github.com/spf13/cobra"
    20  
    21  	"github.com/alibaba/sealer/logger"
    22  	"github.com/alibaba/sealer/pkg/image"
    23  )
    24  
    25  var platformFlag string
    26  
    27  // pullCmd represents the pull command
    28  var pullCmd = &cobra.Command{
    29  	Use:     "pull",
    30  	Short:   "pull cloud image to local",
    31  	Example: `sealer pull registry.cn-qingdao.aliyuncs.com/sealer-io/kubernetes:v1.19.8`,
    32  	Args:    cobra.ExactArgs(1),
    33  	RunE: func(cmd *cobra.Command, args []string) error {
    34  		imgSvc, err := image.NewImageService()
    35  		if err != nil {
    36  			return err
    37  		}
    38  
    39  		plat, err := platform.GetPlatform(platformFlag)
    40  		if err != nil {
    41  			return err
    42  		}
    43  		if err := imgSvc.Pull(args[0], plat); err != nil {
    44  			return err
    45  		}
    46  		logger.Info("Pull %s success", args[0])
    47  		return nil
    48  	},
    49  }
    50  
    51  func init() {
    52  	rootCmd.AddCommand(pullCmd)
    53  	pullCmd.Flags().StringVar(&platformFlag, "platform", "", "set cloud image platform")
    54  }