commands: add implementations for create, use, rm, stop

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

commands/stop.go

@@ -0,0 +1,63 @@
+package commands
+
+import (
+	"github.com/docker/cli/cli"
+	"github.com/docker/cli/cli/command"
+	"github.com/moby/buildkit/util/appcontext"
+	"github.com/spf13/cobra"
+)
+
+type stopOptions struct {
+}
+
+func runStop(dockerCli command.Cli, in stopOptions, args []string) error {
+	ctx := appcontext.Context()
+
+	txn, release, err := getStore(dockerCli)
+	if err != nil {
+		return err
+	}
+	defer release()
+
+	if len(args) > 0 {
+		ng, err := getNodeGroup(txn, dockerCli, args[0])
+		if err != nil {
+			return err
+		}
+		if err := stop(ctx, dockerCli, ng, false); err != nil {
+			return err
+		}
+		return nil
+	}
+
+	ng, err := getCurrentInstance(txn, dockerCli)
+	if err != nil {
+		return err
+	}
+	if ng != nil {
+		return stop(ctx, dockerCli, ng, false)
+	}
+
+	return stopCurrent(ctx, dockerCli, false)
+}
+
+func stopCmd(dockerCli command.Cli) *cobra.Command {
+	var options stopOptions
+
+	cmd := &cobra.Command{
+		Use:   "stop [NAME]",
+		Short: "Stop builder instance",
+		Args:  cli.RequiresMaxArgs(1),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return runStop(dockerCli, options, args)
+		},
+	}
+
+	flags := cmd.Flags()
+
+	// flags.StringArrayVarP(&options.outputs, "output", "o", []string{}, "Output destination (format: type=local,dest=path)")
+
+	_ = flags
+
+	return cmd
+}