github.com/Cloud-Foundations/Dominator@v0.3.4/cmd/imagetool/showImageMetadata.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  	"os"
     6  
     7  	"github.com/Cloud-Foundations/Dominator/lib/json"
     8  	"github.com/Cloud-Foundations/Dominator/lib/log"
     9  )
    10  
    11  func showImageMetadataSubcommand(args []string, logger log.DebugLogger) error {
    12  	if err := showImageMetadata(args[0]); err != nil {
    13  		return fmt.Errorf("error showing image metadata: %s", err)
    14  	}
    15  	return nil
    16  }
    17  
    18  func showImageMetadata(imageName string) error {
    19  	if img, err := getTypedImageMetadata(imageName); err != nil {
    20  		return err
    21  	} else if img == nil {
    22  		return fmt.Errorf("no image")
    23  	} else {
    24  		return json.WriteWithIndent(os.Stdout, "    ", img)
    25  	}
    26  }