containerd/cmd/ctr/info.go

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package main
import (
"encoding/json"
gocontext "context"
"fmt"
"github.com/containerd/containerd/api/services/execution"
"github.com/pkg/errors"
"github.com/urfave/cli"
)
var infoCommand = cli.Command{
Name: "info",
Usage: "get info about a container",
Flags: []cli.Flag{
cli.StringFlag{
Name: "id",
Usage: "id of the container",
},
},
Action: func(context *cli.Context) error {
id := context.String("id")
if id == "" {
return errors.New("container id must be provided")
}
containers, err := getExecutionService(context)
if err != nil {
return err
}
response, err := containers.Info(gocontext.Background(), &execution.InfoRequest{ID: id})
if err != nil {
return err
}
json, err := json.MarshalIndent(response, "", " ")
if err != nil {
return err
}
fmt.Println(string(json))
return nil
},
}