Windows: Updates Windows Vendoring

Updates windows dependent libraries for vendoing.

vendor/github.com/Microsoft/hcsshim/cmd/runhcs/create-scratch.go

@@ -0,0 +1,71 @@
+package main
+
+import (
+	"os"
+	"path/filepath"
+
+	"github.com/Microsoft/hcsshim/internal/appargs"
+	"github.com/Microsoft/hcsshim/internal/lcow"
+	"github.com/Microsoft/hcsshim/internal/uvm"
+	"github.com/Microsoft/hcsshim/osversion"
+	gcsclient "github.com/Microsoft/opengcs/client"
+	"github.com/pkg/errors"
+	"github.com/urfave/cli"
+)
+
+var createScratchCommand = cli.Command{
+	Name:        "create-scratch",
+	Usage:       "creates a scratch vhdx at 'destpath' that is ext4 formatted",
+	Description: "Creates a scratch vhdx at 'destpath' that is ext4 formatted",
+	Flags: []cli.Flag{
+		cli.StringFlag{
+			Name:  "destpath",
+			Usage: "Required: describes the destination vhd path",
+		},
+	},
+	Before: appargs.Validate(),
+	Action: func(context *cli.Context) error {
+		dest := context.String("destpath")
+		if dest == "" {
+			return errors.New("'destpath' is required")
+		}
+
+		// If we only have v1 lcow support do it the old way.
+		if osversion.Get().Build < osversion.RS5 {
+			cfg := gcsclient.Config{
+				Options: gcsclient.Options{
+					KirdPath:   filepath.Join(os.Getenv("ProgramFiles"), "Linux Containers"),
+					KernelFile: "kernel",
+					InitrdFile: uvm.InitrdFile,
+				},
+				Name:              "createscratch-uvm",
+				UvmTimeoutSeconds: 5 * 60, // 5 Min
+			}
+
+			if err := cfg.StartUtilityVM(); err != nil {
+				return errors.Wrapf(err, "failed to start '%s'", cfg.Name)
+			}
+			defer cfg.Uvm.Terminate()
+
+			if err := cfg.CreateExt4Vhdx(dest, lcow.DefaultScratchSizeGB, ""); err != nil {
+				return errors.Wrapf(err, "failed to create ext4vhdx for '%s'", cfg.Name)
+			}
+		} else {
+			opts := uvm.NewDefaultOptionsLCOW("createscratch-uvm", context.GlobalString("owner"))
+			convertUVM, err := uvm.CreateLCOW(opts)
+			if err != nil {
+				return errors.Wrapf(err, "failed to create '%s'", opts.ID)
+			}
+			defer convertUVM.Close()
+			if err := convertUVM.Start(); err != nil {
+				return errors.Wrapf(err, "failed to start '%s'", opts.ID)
+			}
+
+			if err := lcow.CreateScratch(convertUVM, dest, lcow.DefaultScratchSizeGB, "", ""); err != nil {
+				return errors.Wrapf(err, "failed to create ext4vhdx for '%s'", opts.ID)
+			}
+		}
+
+		return nil
+	},
+}