commands: driver management command stubs

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

commands/create.go

@@ -0,0 +1,51 @@
+package commands
+
+import (
+	"fmt"
+
+	"github.com/docker/cli/cli"
+	"github.com/docker/cli/cli/command"
+	"github.com/spf13/cobra"
+)
+
+type createOptions struct {
+	name         string
+	driver       string
+	nodeName     string
+	platform     []string
+	actionAppend bool
+	actionLeave  bool
+	// upgrade      bool // perform upgrade of the driver
+}
+
+func runCreate(dockerCli command.Cli, in createOptions) error {
+	fmt.Printf("%+v\n", in)
+	return nil
+}
+
+func createCmd(dockerCli command.Cli) *cobra.Command {
+	var options createOptions
+
+	cmd := &cobra.Command{
+		Use:   "create [OPTIONS] [CONTEXT|ENDPOINT]",
+		Short: "Create a new builder instance",
+		Args:  cli.RequiresMaxArgs(1),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return runCreate(dockerCli, options)
+		},
+	}
+
+	flags := cmd.Flags()
+
+	flags.StringVar(&options.name, "name", "", "Builder instance name")
+	flags.StringVar(&options.driver, "driver", "", "Driver to use (eg. docker-container)")
+	flags.StringVar(&options.nodeName, "node", "", "Create/modify node with given name")
+	flags.StringArrayVar(&options.platform, "platform", []string{}, "Fixed platforms for current node")
+
+	flags.BoolVar(&options.actionAppend, "append", false, "Append a node to builder instead of changing it")
+	flags.BoolVar(&options.actionLeave, "leave", false, "Remove a node from builder instead of changing it")
+
+	_ = flags
+
+	return cmd
+}