github.com/coreos/mantle@v0.13.0/cmd/ore/aws/copy-image.go (about)

     1  // Copyright 2017 CoreOS, Inc.
     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 aws
    16  
    17  import (
    18  	"encoding/json"
    19  	"fmt"
    20  	"os"
    21  
    22  	"github.com/spf13/cobra"
    23  )
    24  
    25  var (
    26  	cmdCopyImage = &cobra.Command{
    27  		Use:   "copy-image <dest-region...>",
    28  		Short: "Copy AWS image between regions",
    29  		Long: `Copy an AWS image to one or more regions.
    30  
    31  After a successful run, the final line of output will be a line of JSON describing the resources created.
    32  `,
    33  		RunE: runCopyImage,
    34  	}
    35  
    36  	sourceImageID string
    37  )
    38  
    39  func init() {
    40  	AWS.AddCommand(cmdCopyImage)
    41  	cmdCopyImage.Flags().StringVar(&sourceImageID, "image", "", "source AMI")
    42  }
    43  
    44  func runCopyImage(cmd *cobra.Command, args []string) error {
    45  	if len(args) == 0 {
    46  		fmt.Fprintf(os.Stderr, "Specify one or more regions.\n")
    47  		os.Exit(2)
    48  	}
    49  
    50  	amis, err := API.CopyImage(sourceImageID, args)
    51  	if err != nil {
    52  		fmt.Fprintf(os.Stderr, "Couldn't copy images: %v\n", err)
    53  		os.Exit(1)
    54  	}
    55  
    56  	err = json.NewEncoder(os.Stdout).Encode(amis)
    57  	if err != nil {
    58  		fmt.Fprintf(os.Stderr, "Couldn't encode result: %v\n", err)
    59  		os.Exit(1)
    60  	}
    61  	return nil
    62  }