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

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

commands/inspect.go

@@ -1,19 +1,53 @@
 package commands
 
 import (
-	"fmt"
-
 	"github.com/docker/cli/cli"
 	"github.com/docker/cli/cli/command"
 	"github.com/spf13/cobra"
+	"github.com/tonistiigi/buildx/store"
 )
 
 type inspectOptions struct {
 	bootstrap bool
 }
 
-func runInspect(dockerCli command.Cli, in inspectOptions) error {
-	fmt.Printf("%+v\n", in)
+func runInspect(dockerCli command.Cli, in inspectOptions, args []string) error {
+	txn, release, err := getStore(dockerCli)
+	if err != nil {
+		return err
+	}
+	defer release()
+
+	var ng *store.NodeGroup
+
+	if len(args) > 0 {
+		ng, err = txn.NodeGroupByName(args[0])
+		if err != nil {
+			return err
+		}
+	} else {
+		ng, err = getCurrentInstance(txn, dockerCli)
+		if err != nil {
+			return err
+		}
+	}
+
+	if ng == nil {
+		ep, err := getCurrentEndpoint(dockerCli)
+		if err != nil {
+			return err
+		}
+		ng = &store.NodeGroup{
+			Name: "default",
+			Nodes: []store.Node{
+				{
+					Name:     "default",
+					Endpoint: ep,
+				},
+			},
+		}
+	}
+
 	return nil
 }
 
@@ -25,7 +59,7 @@ func inspectCmd(dockerCli command.Cli) *cobra.Command {
 		Short: "Inspect current builder instance",
 		Args:  cli.RequiresMaxArgs(1),
 		RunE: func(cmd *cobra.Command, args []string) error {
-			return runInspect(dockerCli, options)
+			return runInspect(dockerCli, options, args)
 		},
 	}