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authorDaniel J Walsh <dwalsh@redhat.com>2018-12-06 03:20:31 -0500
committerDaniel J Walsh <dwalsh@redhat.com>2018-12-06 03:20:31 -0500
commitfe7f3e40945dec2c2a68e05ee1a564543be0a629 (patch)
tree56789d7def6e35b402c5be0b96e23db31c9c084b
parent40678b119c0186bf7c56dc09d131e697c55cb9fd (diff)
parent5f480f5f75b94fb3398884977589d75d5ccf19c6 (diff)
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Merge branch 'vendor' of github.com:rhatdan/libpod into vendor
-rw-r--r--vendor.conf2
-rw-r--r--vendor/github.com/containers/storage/drivers/copy/copy.go277
-rw-r--r--vendor/github.com/containers/storage/drivers/devmapper/deviceset.go2
-rw-r--r--vendor/github.com/containers/storage/drivers/vfs/copy_linux.go7
-rw-r--r--vendor/github.com/containers/storage/drivers/vfs/copy_unsupported.go9
-rw-r--r--vendor/github.com/containers/storage/drivers/vfs/driver.go7
-rw-r--r--vendor/github.com/containers/storage/pkg/archive/example_changes.go97
-rw-r--r--vendor/github.com/containers/storage/vendor.conf4
8 files changed, 398 insertions, 7 deletions
diff --git a/vendor.conf b/vendor.conf
index 51907f763..94eb6fccc 100644
--- a/vendor.conf
+++ b/vendor.conf
@@ -12,7 +12,7 @@ github.com/containerd/continuity master
github.com/containernetworking/cni v0.7.0-alpha1
github.com/containernetworking/plugins 1562a1e60ed101aacc5e08ed9dbeba8e9f3d4ec1
github.com/containers/image bd10b1b53b2976f215b3f2f848fb8e7cad779aeb
-github.com/containers/storage ad0f9c4dfa38fcb160f430ff1d653dc3dae03810
+github.com/containers/storage db40f96d853dfced60c563e61fb66ba231ce7c8d
github.com/containers/psgo 5dde6da0bc8831b35243a847625bcf18183bd1ee
github.com/coreos/go-systemd v14
github.com/cri-o/ocicni 2d2983e40c242322a56c22a903785e7f83eb378c
diff --git a/vendor/github.com/containers/storage/drivers/copy/copy.go b/vendor/github.com/containers/storage/drivers/copy/copy.go
new file mode 100644
index 000000000..2617824c5
--- /dev/null
+++ b/vendor/github.com/containers/storage/drivers/copy/copy.go
@@ -0,0 +1,277 @@
+// +build linux
+
+package copy
+
+/*
+#include <linux/fs.h>
+
+#ifndef FICLONE
+#define FICLONE _IOW(0x94, 9, int)
+#endif
+*/
+import "C"
+import (
+ "container/list"
+ "fmt"
+ "io"
+ "os"
+ "path/filepath"
+ "syscall"
+ "time"
+
+ "github.com/containers/storage/pkg/pools"
+ "github.com/containers/storage/pkg/system"
+ rsystem "github.com/opencontainers/runc/libcontainer/system"
+ "golang.org/x/sys/unix"
+)
+
+// Mode indicates whether to use hardlink or copy content
+type Mode int
+
+const (
+ // Content creates a new file, and copies the content of the file
+ Content Mode = iota
+ // Hardlink creates a new hardlink to the existing file
+ Hardlink
+)
+
+func copyRegular(srcPath, dstPath string, fileinfo os.FileInfo, copyWithFileRange, copyWithFileClone *bool) error {
+ srcFile, err := os.Open(srcPath)
+ if err != nil {
+ return err
+ }
+ defer srcFile.Close()
+
+ // If the destination file already exists, we shouldn't blow it away
+ dstFile, err := os.OpenFile(dstPath, os.O_WRONLY|os.O_CREATE|os.O_EXCL, fileinfo.Mode())
+ if err != nil {
+ return err
+ }
+ defer dstFile.Close()
+
+ if *copyWithFileClone {
+ _, _, err = unix.Syscall(unix.SYS_IOCTL, dstFile.Fd(), C.FICLONE, srcFile.Fd())
+ if err == nil {
+ return nil
+ }
+
+ *copyWithFileClone = false
+ if err == unix.EXDEV {
+ *copyWithFileRange = false
+ }
+ }
+ if *copyWithFileRange {
+ err = doCopyWithFileRange(srcFile, dstFile, fileinfo)
+ // Trying the file_clone may not have caught the exdev case
+ // as the ioctl may not have been available (therefore EINVAL)
+ if err == unix.EXDEV || err == unix.ENOSYS {
+ *copyWithFileRange = false
+ } else {
+ return err
+ }
+ }
+ return legacyCopy(srcFile, dstFile)
+}
+
+func doCopyWithFileRange(srcFile, dstFile *os.File, fileinfo os.FileInfo) error {
+ amountLeftToCopy := fileinfo.Size()
+
+ for amountLeftToCopy > 0 {
+ n, err := unix.CopyFileRange(int(srcFile.Fd()), nil, int(dstFile.Fd()), nil, int(amountLeftToCopy), 0)
+ if err != nil {
+ return err
+ }
+
+ amountLeftToCopy = amountLeftToCopy - int64(n)
+ }
+
+ return nil
+}
+
+func legacyCopy(srcFile io.Reader, dstFile io.Writer) error {
+ _, err := pools.Copy(dstFile, srcFile)
+
+ return err
+}
+
+func copyXattr(srcPath, dstPath, attr string) error {
+ data, err := system.Lgetxattr(srcPath, attr)
+ if err != nil {
+ return err
+ }
+ if data != nil {
+ if err := system.Lsetxattr(dstPath, attr, data, 0); err != nil {
+ return err
+ }
+ }
+ return nil
+}
+
+type fileID struct {
+ dev uint64
+ ino uint64
+}
+
+type dirMtimeInfo struct {
+ dstPath *string
+ stat *syscall.Stat_t
+}
+
+// DirCopy copies or hardlinks the contents of one directory to another,
+// properly handling xattrs, and soft links
+//
+// Copying xattrs can be opted out of by passing false for copyXattrs.
+func DirCopy(srcDir, dstDir string, copyMode Mode, copyXattrs bool) error {
+ copyWithFileRange := true
+ copyWithFileClone := true
+
+ // This is a map of source file inodes to dst file paths
+ copiedFiles := make(map[fileID]string)
+
+ dirsToSetMtimes := list.New()
+ err := filepath.Walk(srcDir, func(srcPath string, f os.FileInfo, err error) error {
+ if err != nil {
+ return err
+ }
+
+ // Rebase path
+ relPath, err := filepath.Rel(srcDir, srcPath)
+ if err != nil {
+ return err
+ }
+
+ dstPath := filepath.Join(dstDir, relPath)
+ if err != nil {
+ return err
+ }
+
+ stat, ok := f.Sys().(*syscall.Stat_t)
+ if !ok {
+ return fmt.Errorf("Unable to get raw syscall.Stat_t data for %s", srcPath)
+ }
+
+ isHardlink := false
+
+ switch f.Mode() & os.ModeType {
+ case 0: // Regular file
+ id := fileID{dev: stat.Dev, ino: stat.Ino}
+ if copyMode == Hardlink {
+ isHardlink = true
+ if err2 := os.Link(srcPath, dstPath); err2 != nil {
+ return err2
+ }
+ } else if hardLinkDstPath, ok := copiedFiles[id]; ok {
+ if err2 := os.Link(hardLinkDstPath, dstPath); err2 != nil {
+ return err2
+ }
+ } else {
+ if err2 := copyRegular(srcPath, dstPath, f, &copyWithFileRange, &copyWithFileClone); err2 != nil {
+ return err2
+ }
+ copiedFiles[id] = dstPath
+ }
+
+ case os.ModeDir:
+ if err := os.Mkdir(dstPath, f.Mode()); err != nil && !os.IsExist(err) {
+ return err
+ }
+
+ case os.ModeSymlink:
+ link, err := os.Readlink(srcPath)
+ if err != nil {
+ return err
+ }
+
+ if err := os.Symlink(link, dstPath); err != nil {
+ return err
+ }
+
+ case os.ModeNamedPipe:
+ fallthrough
+ case os.ModeSocket:
+ if err := unix.Mkfifo(dstPath, stat.Mode); err != nil {
+ return err
+ }
+
+ case os.ModeDevice:
+ if rsystem.RunningInUserNS() {
+ // cannot create a device if running in user namespace
+ return nil
+ }
+ if err := unix.Mknod(dstPath, stat.Mode, int(stat.Rdev)); err != nil {
+ return err
+ }
+
+ default:
+ return fmt.Errorf("unknown file type for %s", srcPath)
+ }
+
+ // Everything below is copying metadata from src to dst. All this metadata
+ // already shares an inode for hardlinks.
+ if isHardlink {
+ return nil
+ }
+
+ if err := os.Lchown(dstPath, int(stat.Uid), int(stat.Gid)); err != nil {
+ return err
+ }
+
+ if copyXattrs {
+ if err := doCopyXattrs(srcPath, dstPath); err != nil {
+ return err
+ }
+ }
+
+ isSymlink := f.Mode()&os.ModeSymlink != 0
+
+ // There is no LChmod, so ignore mode for symlink. Also, this
+ // must happen after chown, as that can modify the file mode
+ if !isSymlink {
+ if err := os.Chmod(dstPath, f.Mode()); err != nil {
+ return err
+ }
+ }
+
+ // system.Chtimes doesn't support a NOFOLLOW flag atm
+ // nolint: unconvert
+ if f.IsDir() {
+ dirsToSetMtimes.PushFront(&dirMtimeInfo{dstPath: &dstPath, stat: stat})
+ } else if !isSymlink {
+ aTime := time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
+ mTime := time.Unix(int64(stat.Mtim.Sec), int64(stat.Mtim.Nsec))
+ if err := system.Chtimes(dstPath, aTime, mTime); err != nil {
+ return err
+ }
+ } else {
+ ts := []syscall.Timespec{stat.Atim, stat.Mtim}
+ if err := system.LUtimesNano(dstPath, ts); err != nil {
+ return err
+ }
+ }
+ return nil
+ })
+ if err != nil {
+ return err
+ }
+ for e := dirsToSetMtimes.Front(); e != nil; e = e.Next() {
+ mtimeInfo := e.Value.(*dirMtimeInfo)
+ ts := []syscall.Timespec{mtimeInfo.stat.Atim, mtimeInfo.stat.Mtim}
+ if err := system.LUtimesNano(*mtimeInfo.dstPath, ts); err != nil {
+ return err
+ }
+ }
+
+ return nil
+}
+
+func doCopyXattrs(srcPath, dstPath string) error {
+ if err := copyXattr(srcPath, dstPath, "security.capability"); err != nil {
+ return err
+ }
+
+ // We need to copy this attribute if it appears in an overlay upper layer, as
+ // this function is used to copy those. It is set by overlay if a directory
+ // is removed and then re-created and should not inherit anything from the
+ // same dir in the lower dir.
+ return copyXattr(srcPath, dstPath, "trusted.overlay.opaque")
+}
diff --git a/vendor/github.com/containers/storage/drivers/devmapper/deviceset.go b/vendor/github.com/containers/storage/drivers/devmapper/deviceset.go
index 2801dfdc5..b6f22e90a 100644
--- a/vendor/github.com/containers/storage/drivers/devmapper/deviceset.go
+++ b/vendor/github.com/containers/storage/drivers/devmapper/deviceset.go
@@ -2401,7 +2401,7 @@ func (devices *DeviceSet) MountDevice(hash, path string, moptions graphdriver.Mo
addNouuid := strings.Contains("nouuid", mountOptions)
mountOptions = strings.Join(moptions.Options, ",")
if addNouuid {
- mountOptions = fmt.Sprintf("nouuid,", mountOptions)
+ mountOptions = fmt.Sprintf("nouuid,%s", mountOptions)
}
}
diff --git a/vendor/github.com/containers/storage/drivers/vfs/copy_linux.go b/vendor/github.com/containers/storage/drivers/vfs/copy_linux.go
new file mode 100644
index 000000000..8137fcf67
--- /dev/null
+++ b/vendor/github.com/containers/storage/drivers/vfs/copy_linux.go
@@ -0,0 +1,7 @@
+package vfs
+
+import "github.com/containers/storage/drivers/copy"
+
+func dirCopy(srcDir, dstDir string) error {
+ return copy.DirCopy(srcDir, dstDir, copy.Content, false)
+}
diff --git a/vendor/github.com/containers/storage/drivers/vfs/copy_unsupported.go b/vendor/github.com/containers/storage/drivers/vfs/copy_unsupported.go
new file mode 100644
index 000000000..8ac80ee1d
--- /dev/null
+++ b/vendor/github.com/containers/storage/drivers/vfs/copy_unsupported.go
@@ -0,0 +1,9 @@
+// +build !linux
+
+package vfs // import "github.com/containers/storage/drivers/vfs"
+
+import "github.com/containers/storage/pkg/chrootarchive"
+
+func dirCopy(srcDir, dstDir string) error {
+ return chrootarchive.NewArchiver(nil).CopyWithTar(srcDir, dstDir)
+}
diff --git a/vendor/github.com/containers/storage/drivers/vfs/driver.go b/vendor/github.com/containers/storage/drivers/vfs/driver.go
index e3a67a69b..f7f3c75ba 100644
--- a/vendor/github.com/containers/storage/drivers/vfs/driver.go
+++ b/vendor/github.com/containers/storage/drivers/vfs/driver.go
@@ -7,7 +7,6 @@ import (
"strings"
"github.com/containers/storage/drivers"
- "github.com/containers/storage/pkg/chrootarchive"
"github.com/containers/storage/pkg/idtools"
"github.com/containers/storage/pkg/ostree"
"github.com/containers/storage/pkg/system"
@@ -15,8 +14,8 @@ import (
)
var (
- // CopyWithTar defines the copy method to use.
- CopyWithTar = chrootarchive.NewArchiver(nil).CopyWithTar
+ // CopyDir defines the copy method to use.
+ CopyDir = dirCopy
)
func init() {
@@ -141,7 +140,7 @@ func (d *Driver) create(id, parent string, opts *graphdriver.CreateOpts, ro bool
if err != nil {
return fmt.Errorf("%s: %s", parent, err)
}
- if err := CopyWithTar(parentDir, dir); err != nil {
+ if err := dirCopy(parentDir, dir); err != nil {
return err
}
}
diff --git a/vendor/github.com/containers/storage/pkg/archive/example_changes.go b/vendor/github.com/containers/storage/pkg/archive/example_changes.go
new file mode 100644
index 000000000..70f9c5564
--- /dev/null
+++ b/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
+}
diff --git a/vendor/github.com/containers/storage/vendor.conf b/vendor/github.com/containers/storage/vendor.conf
index 059ae94f0..fa52584d7 100644
--- a/vendor/github.com/containers/storage/vendor.conf
+++ b/vendor/github.com/containers/storage/vendor.conf
@@ -9,7 +9,7 @@ github.com/mistifyio/go-zfs c0224de804d438efd11ea6e52ada8014537d6062
github.com/opencontainers/go-digest master
github.com/opencontainers/runc 6c22e77604689db8725fa866f0f2ec0b3e8c3a07
github.com/opencontainers/selinux 36a9bc45a08c85f2c52bd9eb32e20267876773bd
-github.com/ostreedev/ostree-go aeb02c6b6aa2889db3ef62f7855650755befd460
+github.com/ostreedev/ostree-go master
github.com/pborman/uuid 1b00554d822231195d1babd97ff4a781231955c9
github.com/pkg/errors master
github.com/pmezard/go-difflib v1.0.0
@@ -21,3 +21,5 @@ github.com/tchap/go-patricia v2.2.6
github.com/vbatts/tar-split v0.10.2
golang.org/x/net 7dcfb8076726a3fdd9353b6b8a1f1b6be6811bd6
golang.org/x/sys 07c182904dbd53199946ba614a412c61d3c548f5
+gotest.tools master
+github.com/google/go-cmp master