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vendor: update buildkit to master@ae9d0f5

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Signed-off-by: Justin Chadwell <me@jedevc.com>
This commit is contained in:
Justin Chadwell
2022-11-22 14:39:36 +00:00
parent 6e9b743296
commit 36e663edda
375 changed files with 14834 additions and 13552 deletions
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68
vendor/github.com/containerd/containerd/content/helpers.go generated vendored
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@ -26,10 +26,16 @@ import (
"time"
"github.com/containerd/containerd/errdefs"
"github.com/containerd/containerd/log"
"github.com/opencontainers/go-digest"
ocispec "github.com/opencontainers/image-spec/specs-go/v1"
)
// maxResets is the no.of times the Copy() method can tolerate a reset of the body
const maxResets = 5
var ErrReset = errors.New("writer has been reset")
var bufPool = sync.Pool{
New: func() interface{} {
buffer := make([]byte, 1<<20)
@ -80,7 +86,7 @@ func WriteBlob(ctx context.Context, cs Ingester, ref string, r io.Reader, desc o
return fmt.Errorf("failed to open writer: %w", err)
}
return nil // all ready present
return nil // already present
}
defer cw.Close()
@ -131,35 +137,63 @@ func OpenWriter(ctx context.Context, cs Ingester, opts ...WriterOpt) (Writer, er
// the size or digest is unknown, these values may be empty.
//
// Copy is buffered, so no need to wrap reader in buffered io.
func Copy(ctx context.Context, cw Writer, r io.Reader, size int64, expected digest.Digest, opts ...Opt) error {
func Copy(ctx context.Context, cw Writer, or io.Reader, size int64, expected digest.Digest, opts ...Opt) error {
ws, err := cw.Status()
if err != nil {
return fmt.Errorf("failed to get status: %w", err)
}
r := or
if ws.Offset > 0 {
r, err = seekReader(r, ws.Offset, size)
r, err = seekReader(or, ws.Offset, size)
if err != nil {
return fmt.Errorf("unable to resume write to %v: %w", ws.Ref, err)
}
}
copied, err := copyWithBuffer(cw, r)
if err != nil {
return fmt.Errorf("failed to copy: %w", err)
}
if size != 0 && copied < size-ws.Offset {
// Short writes would return its own error, this indicates a read failure
return fmt.Errorf("failed to read expected number of bytes: %w", io.ErrUnexpectedEOF)
}
if err := cw.Commit(ctx, size, expected, opts...); err != nil {
if !errdefs.IsAlreadyExists(err) {
return fmt.Errorf("failed commit on ref %q: %w", ws.Ref, err)
for i := 0; i < maxResets; i++ {
if i >= 1 {
log.G(ctx).WithField("digest", expected).Debugf("retrying copy due to reset")
}
copied, err := copyWithBuffer(cw, r)
if errors.Is(err, ErrReset) {
ws, err := cw.Status()
if err != nil {
return fmt.Errorf("failed to get status: %w", err)
}
r, err = seekReader(or, ws.Offset, size)
if err != nil {
return fmt.Errorf("unable to resume write to %v: %w", ws.Ref, err)
}
continue
}
if err != nil {
return fmt.Errorf("failed to copy: %w", err)
}
if size != 0 && copied < size-ws.Offset {
// Short writes would return its own error, this indicates a read failure
return fmt.Errorf("failed to read expected number of bytes: %w", io.ErrUnexpectedEOF)
}
if err := cw.Commit(ctx, size, expected, opts...); err != nil {
if errors.Is(err, ErrReset) {
ws, err := cw.Status()
if err != nil {
return fmt.Errorf("failed to get status: %w", err)
}
r, err = seekReader(or, ws.Offset, size)
if err != nil {
return fmt.Errorf("unable to resume write to %v: %w", ws.Ref, err)
}
continue
}
if !errdefs.IsAlreadyExists(err) {
return fmt.Errorf("failed commit on ref %q: %w", ws.Ref, err)
}
}
return nil
}
return nil
log.G(ctx).WithField("digest", expected).Errorf("failed to copy after %d retries", maxResets)
return fmt.Errorf("failed to copy after %d retries", maxResets)
}
// CopyReaderAt copies to a writer from a given reader at for the given