vbatts/containerd
1
0
Fork 0
Code Pull requests Releases Activity

Update log lines to use containerd log package

Browse source 
Removed unused requires root test function and updated
tar requires function to use lookup method.

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
This commit is contained in:
Derek McGowan 2017-02-10 14:08:23 -08:00
parent f0a43e72cd
commit 6443891a7d
5 changed files with 20 additions and 44 deletions
Download patch file Download diff file Expand all files Collapse all files

31
archive/tar.go
View file

@ -14,8 +14,8 @@ import (
"syscall"
"time"
"github.com/Sirupsen/logrus"
"github.com/docker/containerd/fs"
"github.com/docker/containerd/log"
"github.com/pkg/errors"
)
@ -29,14 +29,14 @@ var (
breakoutError = errors.New("file name outside of root")
)
// TarFromChanges returns a tar stream of the computed filesystem
// Diff returns a tar stream of the computed filesystem
// difference between the provided directories.
//
// Produces a tar using OCI style file markers for deletions. Deleted
// files will be prepended with the prefix ".wh.". This style is
// based off AUFS whiteouts.
// See https://github.com/opencontainers/image-spec/blob/master/layer.md
func DiffTarStream(ctx context.Context, a, b string) io.ReadCloser {
func Diff(ctx context.Context, a, b string) io.ReadCloser {
r, w := io.Pipe()
go func() {
@ -48,7 +48,7 @@ func DiffTarStream(ctx context.Context, a, b string) io.ReadCloser {
err = cw.Close()
}
if err = w.CloseWithError(err); err != nil {
logrus.Errorf("Error closing tar pipe: %v", err)
log.G(ctx).WithError(err).Debugf("closing tar pipe failed")
}
}()
@ -76,9 +76,9 @@ const (
whiteoutOpaqueDir = whiteoutMetaPrefix + ".opq"
)
// ApplyDiffTar applies a tar stream of an OCI style diff tar.
// Apply applies a tar stream of an OCI style diff tar.
// See https://github.com/opencontainers/image-spec/blob/master/layer.md#applying-changesets
func ApplyDiffTar(ctx context.Context, root string, r io.Reader) (int64, error) {
func Apply(ctx context.Context, root string, r io.Reader) (int64, error) {
root = filepath.Clean(root)
fn := prepareApply()
defer fn()
@ -114,6 +114,7 @@ func ApplyDiffTar(ctx context.Context, root string, r io.Reader) (int64, error)
hdr.Name = filepath.Clean(hdr.Name)
if skipFile(hdr) {
log.G(ctx).Warnf("file %q ignored: archive may not be supported on system", hdr.Name)
continue
}
@ -147,7 +148,7 @@ func ApplyDiffTar(ctx context.Context, root string, r io.Reader) (int64, error)
}
defer os.RemoveAll(aufsTempdir)
}
if err := createTarFile(filepath.Join(aufsTempdir, basename), root, hdr, tr); err != nil {
if err := createTarFile(ctx, filepath.Join(aufsTempdir, basename), root, hdr, tr); err != nil {
return 0, err
}
}
@ -236,7 +237,7 @@ func ApplyDiffTar(ctx context.Context, root string, r io.Reader) (int64, error)
srcData = tmpFile
}
if err := createTarFile(path, root, srcHdr, srcData); err != nil {
if err := createTarFile(ctx, path, root, srcHdr, srcData); err != nil {
return 0, err
}
@ -384,7 +385,7 @@ func (cw *changeWriter) Close() error {
return nil
}
func createTarFile(path, extractDir string, hdr *tar.Header, reader io.Reader) error {
func createTarFile(ctx context.Context, path, extractDir string, hdr *tar.Header, reader io.Reader) error {
// hdr.Mode is in linux format, which we can use for sycalls,
// but for os.Foo() calls we need the mode converted to os.FileMode,
// so use hdrInfo.Mode() (they differ for e.g. setuid bits)
@ -451,7 +452,7 @@ func createTarFile(path, extractDir string, hdr *tar.Header, reader io.Reader) e
}
case tar.TypeXGlobalHeader:
logrus.Debug("PAX Global Extended Headers found and ignored")
log.G(ctx).Debug("PAX Global Extended Headers found and ignored")
return nil
default:
@ -465,24 +466,16 @@ func createTarFile(path, extractDir string, hdr *tar.Header, reader io.Reader) e
}
}
var warnErrors []string
for key, value := range hdr.Xattrs {
if err := setxattr(path, key, value); err != nil {
if errors.Cause(err) == syscall.ENOTSUP {
// Collect errors only for filesystem warning
warnErrors = append(warnErrors, err.Error())
log.G(ctx).WithError(err).Warnf("ignored xattr %s in archive", key)
continue
}
return err
}
}
if len(warnErrors) > 0 {
logrus.WithFields(logrus.Fields{
"errors": warnErrors,
}).Warn("ignored xattrs in archive: underlying filesystem doesn't support them")
}
// There is no LChmod, so ignore mode for symlink. Also, this
// must happen after chown, as that can modify the file mode
if err := handleLChmod(hdr, path, hdrInfo); err != nil {