storage/cmd/oci-storage/containers.go

43 lines
940 B
Go

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