Vendor in latest containers/storage fix for UserNS

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

Closes: #732
Approved by: mheon

vendor.conf

@@ -11,7 +11,7 @@ github.com/containerd/continuity master
 github.com/containernetworking/cni v0.4.0
 github.com/containernetworking/plugins master
 github.com/containers/image 88423e35d5f11939b0db4fb8f2939fc04adf2463
-github.com/containers/storage ce923c1ed9e51c8fe58e41a86abc05be7b824f62
+github.com/containers/storage e454acf9874d6c399ccb87d03fc4dcbe8c1a4cc6
 github.com/coreos/go-systemd v14
 github.com/cri-o/ocicni master
 github.com/cyphar/filepath-securejoin v0.2.1

vendor/github.com/containers/storage/pkg/archive/archive.go

@@ -945,7 +945,8 @@ loop:
 		}
 		trBuf.Reset(tr)
 
-		if err := remapIDs(nil, idMappings, options.ChownOpts, hdr); err != nil {
+		chownOpts := options.ChownOpts
+		if err := remapIDs(nil, idMappings, chownOpts, hdr); err != nil {
 			return err
 		}
 
@@ -959,7 +960,11 @@ loop:
 			}
 		}
 
-		if err := createTarFile(path, dest, hdr, trBuf, !options.NoLchown, options.ChownOpts, options.InUserNS); err != nil {
+		if chownOpts != nil {
+			chownOpts = &idtools.IDPair{UID: hdr.Uid, GID: hdr.Gid}
+		}
+
+		if err := createTarFile(path, dest, hdr, trBuf, !options.NoLchown, chownOpts, options.InUserNS); err != nil {
 			return err
 		}
 
@@ -1141,7 +1146,7 @@ func (archiver *Archiver) CopyFileWithTar(src, dst string) (err error) {
 		hdr.Name = filepath.Base(dst)
 		hdr.Mode = int64(chmodTarEntry(os.FileMode(hdr.Mode)))
 
-		if err := remapIDs(archiver.TarIDMappings, archiver.UntarIDMappings, archiver.ChownOpts, hdr); err != nil {
+		if err := remapIDs(archiver.TarIDMappings, nil, archiver.ChownOpts, hdr); err != nil {
 			return err
 		}
 
@@ -1161,7 +1166,12 @@ func (archiver *Archiver) CopyFileWithTar(src, dst string) (err error) {
 		}
 	}()
 
-	err = archiver.Untar(r, filepath.Dir(dst), nil)
+	options := &TarOptions{
+		UIDMaps:   archiver.UntarIDMappings.UIDs(),
+		GIDMaps:   archiver.UntarIDMappings.GIDs(),
+		ChownOpts: archiver.ChownOpts,
+	}
+	err = archiver.Untar(r, filepath.Dir(dst), options)
 	if err != nil {
 		r.CloseWithError(err)
 	}

vendor/github.com/containers/storage/pkg/archive/archive_ffjson.go

@@ -1,5 +1,5 @@
 // Code generated by ffjson <https://github.com/pquerna/ffjson>. DO NOT EDIT.
-// source: pkg/archive/archive.go
+// source: ./pkg/archive/archive.go
 
 package archive
 

vendor/github.com/containers/storage/pkg/archive/example_changes.go

@@ -0,0 +1,97 @@
+// +build ignore
+
+// Simple tool to create an archive stream from an old and new directory
+//
+// By default it will stream the comparison of two temporary directories with junk files
+package main
+
+import (
+	"flag"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"os"
+	"path"
+
+	"github.com/containers/storage/pkg/archive"
+	"github.com/sirupsen/logrus"
+)
+
+var (
+	flDebug  = flag.Bool("D", false, "debugging output")
+	flNewDir = flag.String("newdir", "", "")
+	flOldDir = flag.String("olddir", "", "")
+	log      = logrus.New()
+)
+
+func main() {
+	flag.Usage = func() {
+		fmt.Println("Produce a tar from comparing two directory paths. By default a demo tar is created of around 200 files (including hardlinks)")
+		fmt.Printf("%s [OPTIONS]\n", os.Args[0])
+		flag.PrintDefaults()
+	}
+	flag.Parse()
+	log.Out = os.Stderr
+	if (len(os.Getenv("DEBUG")) > 0) || *flDebug {
+		logrus.SetLevel(logrus.DebugLevel)
+	}
+	var newDir, oldDir string
+
+	if len(*flNewDir) == 0 {
+		var err error
+		newDir, err = ioutil.TempDir("", "storage-test-newDir")
+		if err != nil {
+			log.Fatal(err)
+		}
+		defer os.RemoveAll(newDir)
+		if _, err := prepareUntarSourceDirectory(100, newDir, true); err != nil {
+			log.Fatal(err)
+		}
+	} else {
+		newDir = *flNewDir
+	}
+
+	if len(*flOldDir) == 0 {
+		oldDir, err := ioutil.TempDir("", "storage-test-oldDir")
+		if err != nil {
+			log.Fatal(err)
+		}
+		defer os.RemoveAll(oldDir)
+	} else {
+		oldDir = *flOldDir
+	}
+
+	changes, err := archive.ChangesDirs(newDir, oldDir)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	a, err := archive.ExportChanges(newDir, changes)
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer a.Close()
+
+	i, err := io.Copy(os.Stdout, a)
+	if err != nil && err != io.EOF {
+		log.Fatal(err)
+	}
+	fmt.Fprintf(os.Stderr, "wrote archive of %d bytes", i)
+}
+
+func prepareUntarSourceDirectory(numberOfFiles int, targetPath string, makeLinks bool) (int, error) {
+	fileData := []byte("fooo")
+	for n := 0; n < numberOfFiles; n++ {
+		fileName := fmt.Sprintf("file-%d", n)
+		if err := ioutil.WriteFile(path.Join(targetPath, fileName), fileData, 0700); err != nil {
+			return 0, err
+		}
+		if makeLinks {
+			if err := os.Link(path.Join(targetPath, fileName), path.Join(targetPath, fileName+"-link")); err != nil {
+				return 0, err
+			}
+		}
+	}
+	totalSize := numberOfFiles * len(fileData)
+	return totalSize, nil
+}