package container import ( "fmt" "strings" "time" "github.com/docker/cli/cli" "github.com/docker/cli/cli/command" "github.com/pkg/errors" "github.com/spf13/cobra" "golang.org/x/net/context" ) type stopOptions struct { time int timeChanged bool containers []string } // NewStopCommand creates a new cobra.Command for `docker stop` func NewStopCommand(dockerCli *command.DockerCli) *cobra.Command { var opts stopOptions cmd := &cobra.Command{ Use: "stop [OPTIONS] CONTAINER [CONTAINER...]", Short: "Stop one or more running containers", Args: cli.RequiresMinArgs(1), RunE: func(cmd *cobra.Command, args []string) error { opts.containers = args opts.timeChanged = cmd.Flags().Changed("time") return runStop(dockerCli, &opts) }, } flags := cmd.Flags() flags.IntVarP(&opts.time, "time", "t", 10, "Seconds to wait for stop before killing it") return cmd } func runStop(dockerCli *command.DockerCli, opts *stopOptions) error { ctx := context.Background() var timeout *time.Duration if opts.timeChanged { timeoutValue := time.Duration(opts.time) * time.Second timeout = &timeoutValue } var errs []string errChan := parallelOperation(ctx, opts.containers, func(ctx context.Context, id string) error { return dockerCli.Client().ContainerStop(ctx, id, timeout) }) for _, container := range opts.containers { if err := <-errChan; err != nil { errs = append(errs, err.Error()) continue } fmt.Fprintln(dockerCli.Out(), container) } if len(errs) > 0 { return errors.New(strings.Join(errs, "\n")) } return nil }