vendor in new containers/storage

vendor in latest containers/storage which contains a fix for when
a filesystem that overlayfs is on is ENOSPC.

adding pgzip/compress as a new dep for c/s

Signed-off-by: baude <bbaude@redhat.com>

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

@@ -5,7 +5,6 @@ import (
 	"bufio"
 	"bytes"
 	"compress/bzip2"
-	"compress/gzip"
 	"fmt"
 	"io"
 	"io/ioutil"
@@ -22,6 +21,7 @@ import (
 	"github.com/containers/storage/pkg/pools"
 	"github.com/containers/storage/pkg/promise"
 	"github.com/containers/storage/pkg/system"
+	gzip "github.com/klauspost/pgzip"
 	rsystem "github.com/opencontainers/runc/libcontainer/system"
 	"github.com/sirupsen/logrus"
 )
@@ -499,6 +499,8 @@ func (ta *tarAppender) addTarFile(path, name string) error {
 		hdr.Gid = ta.ChownOpts.GID
 	}
 
+	maybeTruncateHeaderModTime(hdr)
+
 	if ta.WhiteoutConverter != nil {
 		wo, err := ta.WhiteoutConverter.ConvertWrite(hdr, path, fi)
 		if err != nil {
@@ -640,11 +642,12 @@ func createTarFile(path, extractDir string, hdr *tar.Header, reader io.Reader, L
 	var errors []string
 	for key, value := range hdr.Xattrs {
 		if err := system.Lsetxattr(path, key, []byte(value), 0); err != nil {
-			if err == syscall.ENOTSUP {
+			if err == syscall.ENOTSUP || (err == syscall.EPERM && inUserns) {
 				// We ignore errors here because not all graphdrivers support
 				// xattrs *cough* old versions of AUFS *cough*. However only
 				// ENOTSUP should be emitted in that case, otherwise we still
-				// bail.
+				// bail.  We also ignore EPERM errors if we are running in a
+				// user namespace.
 				errors = append(errors, err.Error())
 				continue
 			}

vendor/github.com/containers/storage/pkg/archive/archive_110.go

@@ -4,8 +4,19 @@ package archive
 
 import (
 	"archive/tar"
+	"time"
 )
 
 func copyPassHeader(hdr *tar.Header) {
 	hdr.Format = tar.FormatPAX
 }
+
+func maybeTruncateHeaderModTime(hdr *tar.Header) {
+	if hdr.Format == tar.FormatUnknown {
+		// one of the first things archive/tar does is round this
+		// value, possibly up, if the format isn't specified, while we
+		// are much better equipped to handle truncation when scanning
+		// for changes between source and an extracted copy of this
+		hdr.ModTime = hdr.ModTime.Truncate(time.Second)
+	}
+}

vendor/github.com/containers/storage/pkg/archive/archive_19.go

@@ -8,3 +8,6 @@ import (
 
 func copyPassHeader(hdr *tar.Header) {
 }
+
+func maybeTruncateHeaderModTime(hdr *tar.Header) {
+}

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

@@ -1,97 +0,0 @@
-// +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
-}