storage/cmd/containers-storage/images.go

46 lines
985 B
Go

package main
import (
"encoding/json"
"fmt"
"os"
"github.com/containers/storage"
"github.com/containers/storage/pkg/mflag"
)
func images(flags *mflag.FlagSet, action string, m storage.Store, args []string) int {
images, err := m.Images()
if err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return 1
}
if jsonOutput {
json.NewEncoder(os.Stdout).Encode(images)
} else {
for _, image := range images {
fmt.Printf("%s\n", image.ID)
for _, name := range image.Names {
fmt.Printf("\tname: %s\n", name)
}
for _, name := range image.BigDataNames {
fmt.Printf("\tdata: %s\n", name)
}
}
}
return 0
}
func init() {
commands = append(commands, command{
names: []string{"images"},
optionsHelp: "[options [...]]",
usage: "List images",
action: images,
maxArgs: 0,
addFlags: func(flags *mflag.FlagSet, cmd *command) {
flags.BoolVar(&jsonOutput, []string{"-json", "j"}, jsonOutput, "Prefer JSON output")
},
})
}