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authorMiloslav Trmač <mitr@redhat.com>2018-12-06 16:06:44 +0100
committerMiloslav Trmač <mitr@redhat.com>2018-12-08 15:35:44 +0100
commitd9b5c29b3f90db046e4841b065a299137265dae8 (patch)
tree2bde6e05b5046508c643970962ffac7d333cf8b9 /vendor/github.com
parent79583c82eea3b85a5528f8d6f67a3b7391a1123e (diff)
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Vendor buildah after merging mtrmac/blob-info-caching-on-top-of-contents-caching
Signed-off-by: Miloslav Trmač <mitr@redhat.com>
Diffstat (limited to 'vendor/github.com')
-rw-r--r--vendor/github.com/containers/buildah/buildah.go4
-rw-r--r--vendor/github.com/containers/buildah/commit.go62
-rw-r--r--vendor/github.com/containers/buildah/image.go104
-rw-r--r--vendor/github.com/containers/buildah/imagebuildah/build.go99
-rw-r--r--vendor/github.com/containers/buildah/new.go1
-rw-r--r--vendor/github.com/containers/buildah/pkg/blobcache/blobcache.go517
-rw-r--r--vendor/github.com/containers/buildah/pkg/cli/common.go10
-rw-r--r--vendor/github.com/containers/buildah/pull.go15
-rw-r--r--vendor/github.com/containers/buildah/vendor.conf5
9 files changed, 763 insertions, 54 deletions
diff --git a/vendor/github.com/containers/buildah/buildah.go b/vendor/github.com/containers/buildah/buildah.go
index 91ce2b09d..cbdb5c9f9 100644
--- a/vendor/github.com/containers/buildah/buildah.go
+++ b/vendor/github.com/containers/buildah/buildah.go
@@ -317,6 +317,10 @@ type BuilderOptions struct {
// the registry together, can not be resolved to a reference to a
// source image. No separator is implicitly added.
Transport string
+ // PullBlobDirectory is the name of a directory in which we'll attempt
+ // to store copies of layer blobs that we pull down, if any. It should
+ // already exist.
+ PullBlobDirectory string
// Mount signals to NewBuilder() that the container should be mounted
// immediately.
Mount bool
diff --git a/vendor/github.com/containers/buildah/commit.go b/vendor/github.com/containers/buildah/commit.go
index 71696b432..591ead4e6 100644
--- a/vendor/github.com/containers/buildah/commit.go
+++ b/vendor/github.com/containers/buildah/commit.go
@@ -7,6 +7,7 @@ import (
"io/ioutil"
"time"
+ "github.com/containers/buildah/pkg/blobcache"
"github.com/containers/buildah/util"
cp "github.com/containers/image/copy"
"github.com/containers/image/docker/reference"
@@ -55,6 +56,12 @@ type CommitOptions struct {
// Squash tells the builder to produce an image with a single layer
// instead of with possibly more than one layer.
Squash bool
+ // BlobDirectory is the name of a directory in which we'll look for
+ // prebuilt copies of layer blobs that we might otherwise need to
+ // regenerate from on-disk layers. If blobs are available, the
+ // manifest of the new image will reference the blobs rather than
+ // on-disk layers.
+ BlobDirectory string
// OnBuild is a list of commands to be run by images based on this image
OnBuild []string
@@ -85,6 +92,11 @@ type PushOptions struct {
// ManifestType is the format to use when saving the imge using the 'dir' transport
// possible options are oci, v2s1, and v2s2
ManifestType string
+ // BlobDirectory is the name of a directory in which we'll look for
+ // prebuilt copies of layer blobs that we might otherwise need to
+ // regenerate from on-disk layers, substituting them in the list of
+ // blobs to copy whenever possible.
+ BlobDirectory string
}
// Commit writes the contents of the container, along with its updated
@@ -128,13 +140,37 @@ func (b *Builder) Commit(ctx context.Context, dest types.ImageReference, options
}
}
}
- src, err := b.makeImageRef(options.PreferredManifestType, options.Parent, exportBaseLayers, options.Squash, options.Compression, options.HistoryTimestamp)
+ src, err := b.makeImageRef(options.PreferredManifestType, options.Parent, exportBaseLayers, options.Squash, options.BlobDirectory, options.Compression, options.HistoryTimestamp)
if err != nil {
return imgID, nil, "", errors.Wrapf(err, "error computing layer digests and building metadata for container %q", b.ContainerID)
}
+ var maybeCachedSrc types.ImageReference = src
+ var maybeCachedDest types.ImageReference = dest
+ if options.BlobDirectory != "" {
+ compress := types.PreserveOriginal
+ if options.Compression != archive.Uncompressed {
+ compress = types.Compress
+ }
+ cache, err := blobcache.NewBlobCache(src, options.BlobDirectory, compress)
+ if err != nil {
+ return imgID, nil, "", errors.Wrapf(err, "error wrapping image reference %q in blob cache at %q", transports.ImageName(src), options.BlobDirectory)
+ }
+ maybeCachedSrc = cache
+ cache, err = blobcache.NewBlobCache(dest, options.BlobDirectory, compress)
+ if err != nil {
+ return imgID, nil, "", errors.Wrapf(err, "error wrapping image reference %q in blob cache at %q", transports.ImageName(dest), options.BlobDirectory)
+ }
+ maybeCachedDest = cache
+ }
// "Copy" our image to where it needs to be.
+ switch options.Compression {
+ case archive.Uncompressed:
+ systemContext.OCIAcceptUncompressedLayers = true
+ case archive.Gzip:
+ systemContext.DirForceCompress = true
+ }
var manifestBytes []byte
- if manifestBytes, err = cp.Image(ctx, policyContext, dest, src, getCopyOptions(options.ReportWriter, src, nil, dest, systemContext, "")); err != nil {
+ if manifestBytes, err = cp.Image(ctx, policyContext, maybeCachedDest, maybeCachedSrc, getCopyOptions(options.ReportWriter, maybeCachedSrc, nil, maybeCachedDest, systemContext, "")); err != nil {
return imgID, nil, "", errors.Wrapf(err, "error copying layers and metadata for container %q", b.ContainerID)
}
if len(options.AdditionalTags) > 0 {
@@ -209,10 +245,28 @@ func Push(ctx context.Context, image string, dest types.ImageReference, options
if err != nil {
return nil, "", err
}
+ var maybeCachedSrc types.ImageReference = src
+ if options.BlobDirectory != "" {
+ compress := types.PreserveOriginal
+ if options.Compression != archive.Uncompressed {
+ compress = types.Compress
+ }
+ cache, err := blobcache.NewBlobCache(src, options.BlobDirectory, compress)
+ if err != nil {
+ return nil, "", errors.Wrapf(err, "error wrapping image reference %q in blob cache at %q", transports.ImageName(src), options.BlobDirectory)
+ }
+ maybeCachedSrc = cache
+ }
// Copy everything.
+ switch options.Compression {
+ case archive.Uncompressed:
+ systemContext.OCIAcceptUncompressedLayers = true
+ case archive.Gzip:
+ systemContext.DirForceCompress = true
+ }
var manifestBytes []byte
- if manifestBytes, err = cp.Image(ctx, policyContext, dest, src, getCopyOptions(options.ReportWriter, src, nil, dest, systemContext, options.ManifestType)); err != nil {
- return nil, "", errors.Wrapf(err, "error copying layers and metadata from %q to %q", transports.ImageName(src), transports.ImageName(dest))
+ if manifestBytes, err = cp.Image(ctx, policyContext, dest, maybeCachedSrc, getCopyOptions(options.ReportWriter, maybeCachedSrc, nil, dest, systemContext, options.ManifestType)); err != nil {
+ return nil, "", errors.Wrapf(err, "error copying layers and metadata from %q to %q", transports.ImageName(maybeCachedSrc), transports.ImageName(dest))
}
if options.ReportWriter != nil {
fmt.Fprintf(options.ReportWriter, "")
diff --git a/vendor/github.com/containers/buildah/image.go b/vendor/github.com/containers/buildah/image.go
index c0bf90ddd..163d34269 100644
--- a/vendor/github.com/containers/buildah/image.go
+++ b/vendor/github.com/containers/buildah/image.go
@@ -57,22 +57,24 @@ type containerImageRef struct {
squash bool
tarPath func(path string) (io.ReadCloser, error)
parent string
+ blobDirectory string
}
type containerImageSource struct {
- path string
- ref *containerImageRef
- store storage.Store
- containerID string
- mountLabel string
- layerID string
- names []string
- compression archive.Compression
- config []byte
- configDigest digest.Digest
- manifest []byte
- manifestType string
- exporting bool
+ path string
+ ref *containerImageRef
+ store storage.Store
+ containerID string
+ mountLabel string
+ layerID string
+ names []string
+ compression archive.Compression
+ config []byte
+ configDigest digest.Digest
+ manifest []byte
+ manifestType string
+ exporting bool
+ blobDirectory string
}
func (i *containerImageRef) NewImage(ctx context.Context, sc *types.SystemContext) (types.ImageCloser, error) {
@@ -105,11 +107,11 @@ func expectedDockerDiffIDs(image docker.V2Image) int {
// Compute the media types which we need to attach to a layer, given the type of
// compression that we'll be applying.
-func (i *containerImageRef) computeLayerMIMEType(what string) (omediaType, dmediaType string, err error) {
+func computeLayerMIMEType(what string, layerCompression archive.Compression) (omediaType, dmediaType string, err error) {
omediaType = v1.MediaTypeImageLayer
dmediaType = docker.V2S2MediaTypeUncompressedLayer
- if i.compression != archive.Uncompressed {
- switch i.compression {
+ if layerCompression != archive.Uncompressed {
+ switch layerCompression {
case archive.Gzip:
omediaType = v1.MediaTypeImageLayerGzip
dmediaType = manifest.DockerV2Schema2LayerMediaType
@@ -280,19 +282,21 @@ func (i *containerImageRef) NewImageSource(ctx context.Context, sc *types.System
// The default layer media type assumes no compression.
omediaType := v1.MediaTypeImageLayer
dmediaType := docker.V2S2MediaTypeUncompressedLayer
+ // Look up this layer.
+ layer, err := i.store.Layer(layerID)
+ if err != nil {
+ return nil, errors.Wrapf(err, "unable to locate layer %q", layerID)
+ }
// If we're not re-exporting the data, and we're reusing layers individually, reuse
// the blobsum and diff IDs.
if !i.exporting && !i.squash && layerID != i.layerID {
- layer, err2 := i.store.Layer(layerID)
- if err2 != nil {
- return nil, errors.Wrapf(err, "unable to locate layer %q", layerID)
- }
if layer.UncompressedDigest == "" {
return nil, errors.Errorf("unable to look up size of layer %q", layerID)
}
layerBlobSum := layer.UncompressedDigest
layerBlobSize := layer.UncompressedSize
- // Note this layer in the manifest, using the uncompressed blobsum.
+ diffID := layer.UncompressedDigest
+ // Note this layer in the manifest, using the appropriate blobsum.
olayerDescriptor := v1.Descriptor{
MediaType: omediaType,
Digest: layerBlobSum,
@@ -305,13 +309,13 @@ func (i *containerImageRef) NewImageSource(ctx context.Context, sc *types.System
Size: layerBlobSize,
}
dmanifest.Layers = append(dmanifest.Layers, dlayerDescriptor)
- // Note this layer in the list of diffIDs, again using the uncompressed blobsum.
- oimage.RootFS.DiffIDs = append(oimage.RootFS.DiffIDs, layerBlobSum)
- dimage.RootFS.DiffIDs = append(dimage.RootFS.DiffIDs, layerBlobSum)
+ // Note this layer in the list of diffIDs, again using the uncompressed digest.
+ oimage.RootFS.DiffIDs = append(oimage.RootFS.DiffIDs, diffID)
+ dimage.RootFS.DiffIDs = append(dimage.RootFS.DiffIDs, diffID)
continue
}
- // Figure out if we need to change the media type, in case we're using compression.
- omediaType, dmediaType, err = i.computeLayerMIMEType(what)
+ // Figure out if we need to change the media type, in case we've changed the compression.
+ omediaType, dmediaType, err = computeLayerMIMEType(what, i.compression)
if err != nil {
return nil, err
}
@@ -368,8 +372,9 @@ func (i *containerImageRef) NewImageSource(ctx context.Context, sc *types.System
}
logrus.Debugf("%s size is %d bytes", what, size)
// Rename the layer so that we can more easily find it by digest later.
- if err = os.Rename(filepath.Join(path, "layer"), filepath.Join(path, destHasher.Digest().String())); err != nil {
- return nil, errors.Wrapf(err, "error storing %s to file while renaming %q to %q", what, filepath.Join(path, "layer"), filepath.Join(path, destHasher.Digest().String()))
+ finalBlobName := filepath.Join(path, destHasher.Digest().String())
+ if err = os.Rename(filepath.Join(path, "layer"), finalBlobName); err != nil {
+ return nil, errors.Wrapf(err, "error storing %s to file while renaming %q to %q", what, filepath.Join(path, "layer"), finalBlobName)
}
// Add a note in the manifest about the layer. The blobs are identified by their possibly-
// compressed blob digests.
@@ -472,19 +477,20 @@ func (i *containerImageRef) NewImageSource(ctx context.Context, sc *types.System
panic("unreachable code: unsupported manifest type")
}
src = &containerImageSource{
- path: path,
- ref: i,
- store: i.store,
- containerID: i.containerID,
- mountLabel: i.mountLabel,
- layerID: i.layerID,
- names: i.names,
- compression: i.compression,
- config: config,
- configDigest: digest.Canonical.FromBytes(config),
- manifest: imageManifest,
- manifestType: manifestType,
- exporting: i.exporting,
+ path: path,
+ ref: i,
+ store: i.store,
+ containerID: i.containerID,
+ mountLabel: i.mountLabel,
+ layerID: i.layerID,
+ names: i.names,
+ compression: i.compression,
+ config: config,
+ configDigest: digest.Canonical.FromBytes(config),
+ manifest: imageManifest,
+ manifestType: manifestType,
+ exporting: i.exporting,
+ blobDirectory: i.blobDirectory,
}
return src, nil
}
@@ -551,7 +557,7 @@ func (i *containerImageSource) LayerInfosForCopy(ctx context.Context) ([]types.B
return nil, nil
}
-func (i *containerImageSource) GetBlob(ctx context.Context, blob types.BlobInfo) (reader io.ReadCloser, size int64, err error) {
+func (i *containerImageSource) GetBlob(ctx context.Context, blob types.BlobInfo, cache types.BlobInfoCache) (reader io.ReadCloser, size int64, err error) {
if blob.Digest == i.configDigest {
logrus.Debugf("start reading config")
reader := bytes.NewReader(i.config)
@@ -561,7 +567,16 @@ func (i *containerImageSource) GetBlob(ctx context.Context, blob types.BlobInfo)
}
return ioutils.NewReadCloserWrapper(reader, closer), reader.Size(), nil
}
- layerFile, err := os.OpenFile(filepath.Join(i.path, blob.Digest.String()), os.O_RDONLY, 0600)
+ var layerFile *os.File
+ for _, path := range []string{i.blobDirectory, i.path} {
+ layerFile, err = os.OpenFile(filepath.Join(path, blob.Digest.String()), os.O_RDONLY, 0600)
+ if err == nil {
+ break
+ }
+ if !os.IsNotExist(err) {
+ logrus.Debugf("error checking for layer %q in %q: %v", blob.Digest.String(), path, err)
+ }
+ }
if err != nil {
logrus.Debugf("error reading layer %q: %v", blob.Digest.String(), err)
return nil, -1, errors.Wrapf(err, "error opening file %q to buffer layer blob", filepath.Join(i.path, blob.Digest.String()))
@@ -584,7 +599,7 @@ func (i *containerImageSource) GetBlob(ctx context.Context, blob types.BlobInfo)
return ioutils.NewReadCloserWrapper(layerFile, closer), size, nil
}
-func (b *Builder) makeImageRef(manifestType, parent string, exporting bool, squash bool, compress archive.Compression, historyTimestamp *time.Time) (types.ImageReference, error) {
+func (b *Builder) makeImageRef(manifestType, parent string, exporting bool, squash bool, blobDirectory string, compress archive.Compression, historyTimestamp *time.Time) (types.ImageReference, error) {
var name reference.Named
container, err := b.store.Container(b.ContainerID)
if err != nil {
@@ -630,6 +645,7 @@ func (b *Builder) makeImageRef(manifestType, parent string, exporting bool, squa
squash: squash,
tarPath: b.tarPath(),
parent: parent,
+ blobDirectory: blobDirectory,
}
return ref, nil
}
diff --git a/vendor/github.com/containers/buildah/imagebuildah/build.go b/vendor/github.com/containers/buildah/imagebuildah/build.go
index e6ee6a071..2681bc198 100644
--- a/vendor/github.com/containers/buildah/imagebuildah/build.go
+++ b/vendor/github.com/containers/buildah/imagebuildah/build.go
@@ -10,6 +10,7 @@ import (
"os"
"os/exec"
"path/filepath"
+ "regexp"
"strconv"
"strings"
"time"
@@ -168,6 +169,8 @@ type BuildOptions struct {
// ForceRmIntermediateCtrs tells the builder to remove all intermediate containers even if
// the build was unsuccessful.
ForceRmIntermediateCtrs bool
+ // BlobDirectory is a directory which we'll use for caching layer blobs.
+ BlobDirectory string
}
// Executor is a buildah-based implementation of the imagebuilder.Executor
@@ -224,6 +227,7 @@ type Executor struct {
containerIDs []string // Stores the IDs of the successful intermediate containers used during layer build
imageMap map[string]string // Used to map images that we create to handle the AS construct.
copyFrom string // Used to keep track of the --from flag from COPY and ADD
+ blobDirectory string
}
// builtinAllowedBuildArgs is list of built-in allowed build args
@@ -239,7 +243,7 @@ var builtinAllowedBuildArgs = map[string]bool{
}
// withName creates a new child executor that will be used whenever a COPY statement uses --from=NAME.
-func (b *Executor) withName(name string, index int) *Executor {
+func (b *Executor) withName(name string, index int, from string) *Executor {
if b.named == nil {
b.named = make(map[string]*Executor)
}
@@ -248,6 +252,7 @@ func (b *Executor) withName(name string, index int) *Executor {
copied.name = name
child := &copied
b.named[name] = child
+ b.named[from] = child
if idx := strconv.Itoa(index); idx != name {
b.named[idx] = child
}
@@ -609,6 +614,7 @@ func NewExecutor(store storage.Store, options BuildOptions) (*Executor, error) {
noCache: options.NoCache,
removeIntermediateCtrs: options.RemoveIntermediateCtrs,
forceRmIntermediateCtrs: options.ForceRmIntermediateCtrs,
+ blobDirectory: options.BlobDirectory,
}
if exec.err == nil {
exec.err = os.Stderr
@@ -664,6 +670,7 @@ func (b *Executor) Prepare(ctx context.Context, stage imagebuilder.Stage, from s
PullPolicy: b.pullPolicy,
Registry: b.registry,
Transport: b.transport,
+ PullBlobDirectory: b.blobDirectory,
SignaturePolicyPath: b.signaturePolicyPath,
ReportWriter: b.reportWriter,
SystemContext: b.systemContext,
@@ -1227,6 +1234,7 @@ func (b *Executor) Commit(ctx context.Context, ib *imagebuilder.Builder, created
SystemContext: b.systemContext,
IIDFile: b.iidfile,
Squash: b.squash,
+ BlobDirectory: b.blobDirectory,
Parent: b.builder.FromImageID,
}
imgID, ref, _, err := b.builder.Commit(ctx, imageRef, options)
@@ -1252,8 +1260,16 @@ func (b *Executor) Build(ctx context.Context, stages imagebuilder.Stages) (strin
b.imageMap = make(map[string]string)
stageCount := 0
for _, stage := range stages {
- stageExecutor = b.withName(stage.Name, stage.Position)
- if err := stageExecutor.Prepare(ctx, stage, ""); err != nil {
+ ib := stage.Builder
+ node := stage.Node
+ base, err := ib.From(node)
+ if err != nil {
+ logrus.Debugf("Build(node.Children=%#v)", node.Children)
+ return "", nil, err
+ }
+
+ stageExecutor = b.withName(stage.Name, stage.Position, base)
+ if err := stageExecutor.Prepare(ctx, stage, base); err != nil {
return "", nil, err
}
// Always remove the intermediate/build containers, even if the build was unsuccessful.
@@ -1392,6 +1408,9 @@ func BuildDockerfiles(ctx context.Context, store storage.Store, options BuildOpt
dockerfiles = append(dockerfiles, data)
}
+
+ dockerfiles = processCopyFrom(dockerfiles)
+
mainNode, err := imagebuilder.ParseDockerfile(dockerfiles[0])
if err != nil {
return "", nil, errors.Wrapf(err, "error parsing main Dockerfile")
@@ -1415,6 +1434,80 @@ func BuildDockerfiles(ctx context.Context, store storage.Store, options BuildOpt
return exec.Build(ctx, stages)
}
+// processCopyFrom goes through the Dockerfiles and handles any 'COPY --from' instances
+// prepending a new FROM statement the Dockerfile that do not already have a corresponding
+// FROM command within them.
+func processCopyFrom(dockerfiles []io.ReadCloser) []io.ReadCloser {
+
+ var newDockerfiles []io.ReadCloser
+ // fromMap contains the names of the images seen in a FROM
+ // line in the Dockerfiles. The boolean value just completes the map object.
+ fromMap := make(map[string]bool)
+ // asMap contains the names of the images seen after a "FROM image AS"
+ // line in the Dockefiles. The boolean value just completes the map object.
+ asMap := make(map[string]bool)
+
+ copyRE := regexp.MustCompile(`\s*COPY\s+--from=`)
+ fromRE := regexp.MustCompile(`\s*FROM\s+`)
+ asRE := regexp.MustCompile(`(?i)\s+as\s+`)
+ for _, dfile := range dockerfiles {
+ if dfileBinary, err := ioutil.ReadAll(dfile); err == nil {
+ dfileString := fmt.Sprintf("%s", dfileBinary)
+ copyFromContent := copyRE.Split(dfileString, -1)
+ // no "COPY --from=", just continue
+ if len(copyFromContent) < 2 {
+ newDockerfiles = append(newDockerfiles, ioutil.NopCloser(strings.NewReader(dfileString)))
+ continue
+ }
+ // Load all image names in our Dockerfiles into a map
+ // for easy reference later.
+ fromContent := fromRE.Split(dfileString, -1)
+ for i := 0; i < len(fromContent); i++ {
+ imageName := strings.Split(fromContent[i], " ")
+ if len(imageName) > 0 {
+ finalImage := strings.Split(imageName[0], "\n")
+ if finalImage[0] != "" {
+ fromMap[strings.TrimSpace(finalImage[0])] = true
+ }
+ }
+ }
+ logrus.Debug("fromMap: ", fromMap)
+
+ // Load all image names associated with an 'as' or 'AS' in
+ // our Dockerfiles into a map for easy reference later.
+ asContent := asRE.Split(dfileString, -1)
+ // Skip the first entry in the array as it's stuff before
+ // the " as " and we don't care.
+ for i := 1; i < len(asContent); i++ {
+ asName := strings.Split(asContent[i], " ")
+ if len(asName) > 0 {
+ finalAsImage := strings.Split(asName[0], "\n")
+ if finalAsImage[0] != "" {
+ asMap[strings.TrimSpace(finalAsImage[0])] = true
+ }
+ }
+ }
+ logrus.Debug("asMap: ", asMap)
+
+ for i := 1; i < len(copyFromContent); i++ {
+ fromArray := strings.Split(copyFromContent[i], " ")
+ // If the image isn't a stage number or already declared,
+ // add a FROM statement for it to the top of our Dockerfile.
+ trimmedFrom := strings.TrimSpace(fromArray[0])
+ _, okFrom := fromMap[trimmedFrom]
+ _, okAs := asMap[trimmedFrom]
+ _, err := strconv.Atoi(trimmedFrom)
+ if !okFrom && !okAs && err != nil {
+ from := "FROM " + trimmedFrom
+ newDockerfiles = append(newDockerfiles, ioutil.NopCloser(strings.NewReader(from)))
+ }
+ }
+ newDockerfiles = append(newDockerfiles, ioutil.NopCloser(strings.NewReader(dfileString)))
+ } // End if dfileBinary, err := ioutil.ReadAll(dfile); err == nil
+ } // End for _, dfile := range dockerfiles {
+ return newDockerfiles
+}
+
// deleteSuccessfulIntermediateCtrs goes through the container IDs in b.containerIDs
// and deletes the containers associated with that ID.
func (b *Executor) deleteSuccessfulIntermediateCtrs() error {
diff --git a/vendor/github.com/containers/buildah/new.go b/vendor/github.com/containers/buildah/new.go
index 13bebf420..7e7f97e49 100644
--- a/vendor/github.com/containers/buildah/new.go
+++ b/vendor/github.com/containers/buildah/new.go
@@ -34,6 +34,7 @@ func pullAndFindImage(ctx context.Context, store storage.Store, imageName string
Store: store,
SystemContext: options.SystemContext,
Transport: options.Transport,
+ BlobDirectory: options.PullBlobDirectory,
}
ref, err := pullImage(ctx, store, imageName, pullOptions, sc)
if err != nil {
diff --git a/vendor/github.com/containers/buildah/pkg/blobcache/blobcache.go b/vendor/github.com/containers/buildah/pkg/blobcache/blobcache.go
new file mode 100644
index 000000000..63022f15d
--- /dev/null
+++ b/vendor/github.com/containers/buildah/pkg/blobcache/blobcache.go
@@ -0,0 +1,517 @@
+package blobcache
+
+import (
+ "bytes"
+ "context"
+ "io"
+ "io/ioutil"
+ "os"
+ "path/filepath"
+ "sync"
+
+ "github.com/containers/buildah/docker"
+ "github.com/containers/image/docker/reference"
+ "github.com/containers/image/image"
+ "github.com/containers/image/manifest"
+ "github.com/containers/image/transports"
+ "github.com/containers/image/types"
+ "github.com/containers/storage/pkg/archive"
+ "github.com/containers/storage/pkg/ioutils"
+ digest "github.com/opencontainers/go-digest"
+ "github.com/opencontainers/image-spec/specs-go/v1"
+ "github.com/pkg/errors"
+ "github.com/sirupsen/logrus"
+)
+
+var (
+ _ types.ImageReference = &blobCacheReference{}
+ _ types.ImageSource = &blobCacheSource{}
+ _ types.ImageDestination = &blobCacheDestination{}
+)
+
+const (
+ compressedNote = ".compressed"
+ decompressedNote = ".decompressed"
+)
+
+// BlobCache is an object which saves copies of blobs that are written to it while passing them
+// through to some real destination, and which can be queried directly in order to read them
+// back.
+type BlobCache interface {
+ types.ImageReference
+ // HasBlob checks if a blob that matches the passed-in digest (and
+ // size, if not -1), is present in the cache.
+ HasBlob(types.BlobInfo) (bool, int64, error)
+ // Directories returns the list of cache directories.
+ Directory() string
+ // ClearCache() clears the contents of the cache directories. Note
+ // that this also clears content which was not placed there by this
+ // cache implementation.
+ ClearCache() error
+}
+
+type blobCacheReference struct {
+ reference types.ImageReference
+ directory string
+ compress types.LayerCompression
+}
+
+type blobCacheSource struct {
+ reference *blobCacheReference
+ source types.ImageSource
+ sys types.SystemContext
+ cacheHits int64
+ cacheMisses int64
+ cacheErrors int64
+}
+
+type blobCacheDestination struct {
+ reference *blobCacheReference
+ destination types.ImageDestination
+}
+
+func makeFilename(blobSum digest.Digest, isConfig bool) string {
+ if isConfig {
+ return blobSum.String() + ".config"
+ }
+ return blobSum.String()
+}
+
+// NewBlobCache creates a new blob cache that wraps an image reference. Any blobs which are
+// written to the destination image created from the resulting reference will also be stored
+// as-is to the specifed directory or a temporary directory. The cache directory's contents
+// can be cleared by calling the returned BlobCache()'s ClearCache() method.
+// The compress argument controls whether or not the cache will try to substitute a compressed
+// or different version of a blob when preparing the list of layers when reading an image.
+func NewBlobCache(ref types.ImageReference, directory string, compress types.LayerCompression) (BlobCache, error) {
+ if directory == "" {
+ return nil, errors.Errorf("error creating cache around reference %q: no directory specified", transports.ImageName(ref))
+ }
+ switch compress {
+ case types.Compress, types.Decompress, types.PreserveOriginal:
+ // valid value, accept it
+ default:
+ return nil, errors.Errorf("unhandled LayerCompression value %v", compress)
+ }
+ return &blobCacheReference{
+ reference: ref,
+ directory: directory,
+ compress: compress,
+ }, nil
+}
+
+func (r *blobCacheReference) Transport() types.ImageTransport {
+ return r.reference.Transport()
+}
+
+func (r *blobCacheReference) StringWithinTransport() string {
+ return r.reference.StringWithinTransport()
+}
+
+func (r *blobCacheReference) DockerReference() reference.Named {
+ return r.reference.DockerReference()
+}
+
+func (r *blobCacheReference) PolicyConfigurationIdentity() string {
+ return r.reference.PolicyConfigurationIdentity()
+}
+
+func (r *blobCacheReference) PolicyConfigurationNamespaces() []string {
+ return r.reference.PolicyConfigurationNamespaces()
+}
+
+func (r *blobCacheReference) DeleteImage(ctx context.Context, sys *types.SystemContext) error {
+ return r.reference.DeleteImage(ctx, sys)
+}
+
+func (r *blobCacheReference) HasBlob(blobinfo types.BlobInfo) (bool, int64, error) {
+ if blobinfo.Digest == "" {
+ return false, -1, nil
+ }
+
+ for _, isConfig := range []bool{false, true} {
+ filename := filepath.Join(r.directory, makeFilename(blobinfo.Digest, isConfig))
+ fileInfo, err := os.Stat(filename)
+ if err == nil && (blobinfo.Size == -1 || blobinfo.Size == fileInfo.Size()) {
+ return true, fileInfo.Size(), nil
+ }
+ if !os.IsNotExist(err) {
+ return false, -1, errors.Wrapf(err, "error checking size of %q", filename)
+ }
+ }
+
+ return false, -1, nil
+}
+
+func (r *blobCacheReference) Directory() string {
+ return r.directory
+}
+
+func (r *blobCacheReference) ClearCache() error {
+ f, err := os.Open(r.directory)
+ if err != nil {
+ return errors.Wrapf(err, "error opening directory %q", r.directory)
+ }
+ defer f.Close()
+ names, err := f.Readdirnames(-1)
+ if err != nil {
+ return errors.Wrapf(err, "error reading directory %q", r.directory)
+ }
+ for _, name := range names {
+ pathname := filepath.Join(r.directory, name)
+ if err = os.RemoveAll(pathname); err != nil {
+ return errors.Wrapf(err, "error removing %q while clearing cache for %q", pathname, transports.ImageName(r))
+ }
+ }
+ return nil
+}
+
+func (r *blobCacheReference) NewImage(ctx context.Context, sys *types.SystemContext) (types.ImageCloser, error) {
+ src, err := r.NewImageSource(ctx, sys)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error creating new image %q", transports.ImageName(r.reference))
+ }
+ return image.FromSource(ctx, sys, src)
+}
+
+func (r *blobCacheReference) NewImageSource(ctx context.Context, sys *types.SystemContext) (types.ImageSource, error) {
+ src, err := r.reference.NewImageSource(ctx, sys)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error creating new image source %q", transports.ImageName(r.reference))
+ }
+ logrus.Debugf("starting to read from image %q using blob cache in %q (compression=%v)", transports.ImageName(r.reference), r.directory, r.compress)
+ return &blobCacheSource{reference: r, source: src, sys: *sys}, nil
+}
+
+func (r *blobCacheReference) NewImageDestination(ctx context.Context, sys *types.SystemContext) (types.ImageDestination, error) {
+ dest, err := r.reference.NewImageDestination(ctx, sys)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error creating new image destination %q", transports.ImageName(r.reference))
+ }
+ logrus.Debugf("starting to write to image %q using blob cache in %q", transports.ImageName(r.reference), r.directory)
+ return &blobCacheDestination{reference: r, destination: dest}, nil
+}
+
+func (s *blobCacheSource) Reference() types.ImageReference {
+ return s.reference
+}
+
+func (s *blobCacheSource) Close() error {
+ logrus.Debugf("finished reading from image %q using blob cache: cache had %d hits, %d misses, %d errors", transports.ImageName(s.reference), s.cacheHits, s.cacheMisses, s.cacheErrors)
+ return s.source.Close()
+}
+
+func (s *blobCacheSource) GetManifest(ctx context.Context, instanceDigest *digest.Digest) ([]byte, string, error) {
+ if instanceDigest != nil {
+ filename := filepath.Join(s.reference.directory, makeFilename(*instanceDigest, false))
+ manifestBytes, err := ioutil.ReadFile(filename)
+ if err == nil {
+ s.cacheHits++
+ return manifestBytes, manifest.GuessMIMEType(manifestBytes), nil
+ }
+ if !os.IsNotExist(err) {
+ s.cacheErrors++
+ return nil, "", errors.Wrapf(err, "error checking for manifest file %q", filename)
+ }
+ }
+ s.cacheMisses++
+ return s.source.GetManifest(ctx, instanceDigest)
+}
+
+func (s *blobCacheSource) GetBlob(ctx context.Context, blobinfo types.BlobInfo, cache types.BlobInfoCache) (io.ReadCloser, int64, error) {
+ present, size, err := s.reference.HasBlob(blobinfo)
+ if err != nil {
+ return nil, -1, err
+ }
+ if present {
+ for _, isConfig := range []bool{false, true} {
+ filename := filepath.Join(s.reference.directory, makeFilename(blobinfo.Digest, isConfig))
+ f, err := os.Open(filename)
+ if err == nil {
+ s.cacheHits++
+ return f, size, nil
+ }
+ if !os.IsNotExist(err) {
+ s.cacheErrors++
+ return nil, -1, errors.Wrapf(err, "error checking for cache file %q", filepath.Join(s.reference.directory, filename))
+ }
+ }
+ }
+ s.cacheMisses++
+ rc, size, err := s.source.GetBlob(ctx, blobinfo, cache)
+ if err != nil {
+ return rc, size, errors.Wrapf(err, "error reading blob from source image %q", transports.ImageName(s.reference))
+ }
+ return rc, size, nil
+}
+
+func (s *blobCacheSource) GetSignatures(ctx context.Context, instanceDigest *digest.Digest) ([][]byte, error) {
+ return s.source.GetSignatures(ctx, instanceDigest)
+}
+
+func (s *blobCacheSource) LayerInfosForCopy(ctx context.Context) ([]types.BlobInfo, error) {
+ signatures, err := s.source.GetSignatures(ctx, nil)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error checking if image %q has signatures", transports.ImageName(s.reference))
+ }
+ canReplaceBlobs := !(len(signatures) > 0 && len(signatures[0]) > 0)
+
+ infos, err := s.source.LayerInfosForCopy(ctx)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error getting layer infos for copying image %q through cache", transports.ImageName(s.reference))
+ }
+ if infos == nil {
+ image, err := s.reference.NewImage(ctx, &s.sys)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error opening image to get layer infos for copying image %q through cache", transports.ImageName(s.reference))
+ }
+ defer image.Close()
+ infos = image.LayerInfos()
+ }
+
+ if canReplaceBlobs && s.reference.compress != types.PreserveOriginal {
+ replacedInfos := make([]types.BlobInfo, 0, len(infos))
+ for _, info := range infos {
+ var replaceDigest []byte
+ var err error
+ blobFile := filepath.Join(s.reference.directory, makeFilename(info.Digest, false))
+ alternate := ""
+ switch s.reference.compress {
+ case types.Compress:
+ alternate = blobFile + compressedNote
+ replaceDigest, err = ioutil.ReadFile(alternate)
+ case types.Decompress:
+ alternate = blobFile + decompressedNote
+ replaceDigest, err = ioutil.ReadFile(alternate)
+ }
+ if err == nil && digest.Digest(replaceDigest).Validate() == nil {
+ alternate = filepath.Join(filepath.Dir(alternate), makeFilename(digest.Digest(replaceDigest), false))
+ fileInfo, err := os.Stat(alternate)
+ if err == nil {
+ logrus.Debugf("suggesting cached blob with digest %q and compression %v in place of blob with digest %q", string(replaceDigest), s.reference.compress, info.Digest.String())
+ info.Digest = digest.Digest(replaceDigest)
+ info.Size = fileInfo.Size()
+ switch info.MediaType {
+ case v1.MediaTypeImageLayer, v1.MediaTypeImageLayerGzip:
+ switch s.reference.compress {
+ case types.Compress:
+ info.MediaType = v1.MediaTypeImageLayerGzip
+ case types.Decompress:
+ info.MediaType = v1.MediaTypeImageLayer
+ }
+ case docker.V2S2MediaTypeUncompressedLayer, manifest.DockerV2Schema2LayerMediaType:
+ switch s.reference.compress {
+ case types.Compress:
+ info.MediaType = manifest.DockerV2Schema2LayerMediaType
+ case types.Decompress:
+ info.MediaType = docker.V2S2MediaTypeUncompressedLayer
+ }
+ }
+ }
+ }
+ replacedInfos = append(replacedInfos, info)
+ }
+ infos = replacedInfos
+ }
+
+ return infos, nil
+}
+
+func (d *blobCacheDestination) Reference() types.ImageReference {
+ return d.reference
+}
+
+func (d *blobCacheDestination) Close() error {
+ logrus.Debugf("finished writing to image %q using blob cache", transports.ImageName(d.reference))
+ return d.destination.Close()
+}
+
+func (d *blobCacheDestination) SupportedManifestMIMETypes() []string {
+ return d.destination.SupportedManifestMIMETypes()
+}
+
+func (d *blobCacheDestination) SupportsSignatures(ctx context.Context) error {
+ return d.destination.SupportsSignatures(ctx)
+}
+
+func (d *blobCacheDestination) DesiredLayerCompression() types.LayerCompression {
+ return d.destination.DesiredLayerCompression()
+}
+
+func (d *blobCacheDestination) AcceptsForeignLayerURLs() bool {
+ return d.destination.AcceptsForeignLayerURLs()
+}
+
+func (d *blobCacheDestination) MustMatchRuntimeOS() bool {
+ return d.destination.MustMatchRuntimeOS()
+}
+
+func (d *blobCacheDestination) IgnoresEmbeddedDockerReference() bool {
+ return d.destination.IgnoresEmbeddedDockerReference()
+}
+
+// Decompress and save the contents of the decompressReader stream into the passed-in temporary
+// file. If we successfully save all of the data, rename the file to match the digest of the data,
+// and make notes about the relationship between the file that holds a copy of the compressed data
+// and this new file.
+func saveStream(wg *sync.WaitGroup, decompressReader io.ReadCloser, tempFile *os.File, compressedFilename string, compressedDigest digest.Digest, isConfig bool, alternateDigest *digest.Digest) {
+ defer wg.Done()
+ // Decompress from and digest the reading end of that pipe.
+ decompressed, err3 := archive.DecompressStream(decompressReader)
+ digester := digest.Canonical.Digester()
+ if err3 == nil {
+ // Read the decompressed data through the filter over the pipe, blocking until the
+ // writing end is closed.
+ _, err3 = io.Copy(io.MultiWriter(tempFile, digester.Hash()), decompressed)
+ } else {
+ // Drain the pipe to keep from stalling the PutBlob() thread.
+ io.Copy(ioutil.Discard, decompressReader)
+ }
+ decompressReader.Close()
+ decompressed.Close()
+ tempFile.Close()
+ // Determine the name that we should give to the uncompressed copy of the blob.
+ decompressedFilename := filepath.Join(filepath.Dir(tempFile.Name()), makeFilename(digester.Digest(), isConfig))
+ if err3 == nil {
+ // Rename the temporary file.
+ if err3 = os.Rename(tempFile.Name(), decompressedFilename); err3 != nil {
+ logrus.Debugf("error renaming new decompressed copy of blob %q into place at %q: %v", digester.Digest().String(), decompressedFilename, err3)
+ // Remove the temporary file.
+ if err3 = os.Remove(tempFile.Name()); err3 != nil {
+ logrus.Debugf("error cleaning up temporary file %q for decompressed copy of blob %q: %v", tempFile.Name(), compressedDigest.String(), err3)
+ }
+ } else {
+ *alternateDigest = digester.Digest()
+ // Note the relationship between the two files.
+ if err3 = ioutils.AtomicWriteFile(decompressedFilename+compressedNote, []byte(compressedDigest.String()), 0600); err3 != nil {
+ logrus.Debugf("error noting that the compressed version of %q is %q: %v", digester.Digest().String(), compressedDigest.String(), err3)
+ }
+ if err3 = ioutils.AtomicWriteFile(compressedFilename+decompressedNote, []byte(digester.Digest().String()), 0600); err3 != nil {
+ logrus.Debugf("error noting that the decompressed version of %q is %q: %v", compressedDigest.String(), digester.Digest().String(), err3)
+ }
+ }
+ } else {
+ // Remove the temporary file.
+ if err3 = os.Remove(tempFile.Name()); err3 != nil {
+ logrus.Debugf("error cleaning up temporary file %q for decompressed copy of blob %q: %v", tempFile.Name(), compressedDigest.String(), err3)
+ }
+ }
+}
+
+func (d *blobCacheDestination) PutBlob(ctx context.Context, stream io.Reader, inputInfo types.BlobInfo, cache types.BlobInfoCache, isConfig bool) (types.BlobInfo, error) {
+ var tempfile *os.File
+ var err error
+ var n int
+ var alternateDigest digest.Digest
+ wg := new(sync.WaitGroup)
+ defer wg.Wait()
+ compression := archive.Uncompressed
+ if inputInfo.Digest != "" {
+ filename := filepath.Join(d.reference.directory, makeFilename(inputInfo.Digest, isConfig))
+ tempfile, err = ioutil.TempFile(d.reference.directory, makeFilename(inputInfo.Digest, isConfig))
+ if err == nil {
+ stream = io.TeeReader(stream, tempfile)
+ defer func() {
+ if err == nil {
+ if err = os.Rename(tempfile.Name(), filename); err != nil {
+ if err2 := os.Remove(tempfile.Name()); err2 != nil {
+ logrus.Debugf("error cleaning up temporary file %q for blob %q: %v", tempfile.Name(), inputInfo.Digest.String(), err2)
+ }
+ err = errors.Wrapf(err, "error renaming new layer for blob %q into place at %q", inputInfo.Digest.String(), filename)
+ }
+ } else {
+ if err2 := os.Remove(tempfile.Name()); err2 != nil {
+ logrus.Debugf("error cleaning up temporary file %q for blob %q: %v", tempfile.Name(), inputInfo.Digest.String(), err2)
+ }
+ }
+ tempfile.Close()
+ }()
+ } else {
+ logrus.Debugf("error while creating a temporary file under %q to hold blob %q: %v", d.reference.directory, inputInfo.Digest.String(), err)
+ }
+ if !isConfig {
+ initial := make([]byte, 8)
+ n, err = stream.Read(initial)
+ if n > 0 {
+ // Build a Reader that will still return the bytes that we just
+ // read, for PutBlob()'s sake.
+ stream = io.MultiReader(bytes.NewReader(initial[:n]), stream)
+ if n >= len(initial) {
+ compression = archive.DetectCompression(initial[:n])
+ }
+ if compression != archive.Uncompressed {
+ // The stream is compressed, so create a file which we'll
+ // use to store a decompressed copy.
+ decompressedTemp, err2 := ioutil.TempFile(d.reference.directory, makeFilename(inputInfo.Digest, isConfig))
+ if err2 != nil {
+ logrus.Debugf("error while creating a temporary file under %q to hold decompressed blob %q: %v", d.reference.directory, inputInfo.Digest.String(), err2)
+ decompressedTemp.Close()
+ } else {
+ // Write a copy of the compressed data to a pipe,
+ // closing the writing end of the pipe after
+ // PutBlob() returns.
+ decompressReader, decompressWriter := io.Pipe()
+ defer decompressWriter.Close()
+ stream = io.TeeReader(stream, decompressWriter)
+ // Let saveStream() close the reading end and handle the temporary file.
+ wg.Add(1)
+ go saveStream(wg, decompressReader, decompressedTemp, filename, inputInfo.Digest, isConfig, &alternateDigest)
+ }
+ }
+ }
+ }
+ }
+ newBlobInfo, err := d.destination.PutBlob(ctx, stream, inputInfo, cache, isConfig)
+ if err != nil {
+ return newBlobInfo, errors.Wrapf(err, "error storing blob to image destination for cache %q", transports.ImageName(d.reference))
+ }
+ if alternateDigest.Validate() == nil {
+ logrus.Debugf("added blob %q (also %q) to the cache at %q", inputInfo.Digest.String(), alternateDigest.String(), d.reference.directory)
+ } else {
+ logrus.Debugf("added blob %q to the cache at %q", inputInfo.Digest.String(), d.reference.directory)
+ }
+ return newBlobInfo, nil
+}
+
+func (d *blobCacheDestination) TryReusingBlob(ctx context.Context, info types.BlobInfo, cache types.BlobInfoCache, canSubstitute bool) (bool, types.BlobInfo, error) {
+ present, reusedInfo, err := d.destination.TryReusingBlob(ctx, info, cache, canSubstitute)
+ if err != nil || present {
+ return present, reusedInfo, err
+ }
+
+ for _, isConfig := range []bool{false, true} {
+ filename := filepath.Join(d.reference.directory, makeFilename(info.Digest, isConfig))
+ f, err := os.Open(filename)
+ if err == nil {
+ defer f.Close()
+ uploadedInfo, err := d.destination.PutBlob(ctx, f, info, cache, isConfig)
+ if err != nil {
+ return false, types.BlobInfo{}, err
+ }
+ return true, uploadedInfo, nil
+ }
+ }
+
+ return false, types.BlobInfo{}, nil
+}
+
+func (d *blobCacheDestination) PutManifest(ctx context.Context, manifestBytes []byte) error {
+ manifestDigest, err := manifest.Digest(manifestBytes)
+ if err != nil {
+ logrus.Warnf("error digesting manifest %q: %v", string(manifestBytes), err)
+ } else {
+ filename := filepath.Join(d.reference.directory, makeFilename(manifestDigest, false))
+ if err = ioutils.AtomicWriteFile(filename, manifestBytes, 0600); err != nil {
+ logrus.Warnf("error saving manifest as %q: %v", filename, err)
+ }
+ }
+ return d.destination.PutManifest(ctx, manifestBytes)
+}
+
+func (d *blobCacheDestination) PutSignatures(ctx context.Context, signatures [][]byte) error {
+ return d.destination.PutSignatures(ctx, signatures)
+}
+
+func (d *blobCacheDestination) Commit(ctx context.Context) error {
+ return d.destination.Commit(ctx)
+}
diff --git a/vendor/github.com/containers/buildah/pkg/cli/common.go b/vendor/github.com/containers/buildah/pkg/cli/common.go
index 03b340294..e3a4fe62a 100644
--- a/vendor/github.com/containers/buildah/pkg/cli/common.go
+++ b/vendor/github.com/containers/buildah/pkg/cli/common.go
@@ -112,6 +112,10 @@ var (
Usage: "use `[username[:password]]` for accessing the registry",
},
cli.BoolFlag{
+ Name: "disable-compression, D",
+ Usage: "don't compress layers by default",
+ },
+ cli.BoolFlag{
Name: "disable-content-trust",
Usage: "This is a Docker specific option and is a NOOP",
},
@@ -192,6 +196,12 @@ var (
Name: "add-host",
Usage: "add a custom host-to-IP mapping (`host:ip`) (default [])",
},
+ cli.StringFlag{
+ Name: "blob-cache",
+ Value: "",
+ Usage: "assume image blobs in the specified directory will be available for pushing",
+ Hidden: true, // this is here mainly so that we can test the API during integration tests
+ },
cli.StringSliceFlag{
Name: "cap-add",
Usage: "add the specified capability when running (default [])",
diff --git a/vendor/github.com/containers/buildah/pull.go b/vendor/github.com/containers/buildah/pull.go
index 1a51edb0e..e677c8925 100644
--- a/vendor/github.com/containers/buildah/pull.go
+++ b/vendor/github.com/containers/buildah/pull.go
@@ -5,6 +5,7 @@ import (
"io"
"strings"
+ "github.com/containers/buildah/pkg/blobcache"
"github.com/containers/buildah/util"
cp "github.com/containers/image/copy"
"github.com/containers/image/docker/reference"
@@ -40,6 +41,10 @@ type PullOptions struct {
// image name alone can not be resolved to a reference to a source
// image. No separator is implicitly added.
Transport string
+ // BlobDirectory is the name of a directory in which we'll attempt to
+ // store copies of layer blobs that we pull down, if any. It should
+ // already exist.
+ BlobDirectory string
}
func localImageNameForReference(ctx context.Context, store storage.Store, srcRef types.ImageReference, spec string) (string, error) {
@@ -182,6 +187,14 @@ func pullImage(ctx context.Context, store storage.Store, imageName string, optio
if err != nil {
return nil, errors.Wrapf(err, "error parsing image name %q", destName)
}
+ var maybeCachedDestRef types.ImageReference = destRef
+ if options.BlobDirectory != "" {
+ cachedRef, err := blobcache.NewBlobCache(destRef, options.BlobDirectory, types.PreserveOriginal)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error wrapping image reference %q in blob cache at %q", transports.ImageName(destRef), options.BlobDirectory)
+ }
+ maybeCachedDestRef = cachedRef
+ }
policy, err := signature.DefaultPolicy(sc)
if err != nil {
@@ -200,7 +213,7 @@ func pullImage(ctx context.Context, store storage.Store, imageName string, optio
}()
logrus.Debugf("copying %q to %q", spec, destName)
- if _, err := cp.Image(ctx, policyContext, destRef, srcRef, getCopyOptions(options.ReportWriter, srcRef, sc, destRef, nil, "")); err != nil {
+ if _, err := cp.Image(ctx, policyContext, maybeCachedDestRef, srcRef, getCopyOptions(options.ReportWriter, srcRef, sc, maybeCachedDestRef, nil, "")); err != nil {
logrus.Debugf("error copying src image [%q] to dest image [%q] err: %v", spec, destName, err)
return nil, err
}
diff --git a/vendor/github.com/containers/buildah/vendor.conf b/vendor/github.com/containers/buildah/vendor.conf
index acba0011e..61325114c 100644
--- a/vendor/github.com/containers/buildah/vendor.conf
+++ b/vendor/github.com/containers/buildah/vendor.conf
@@ -3,9 +3,10 @@ github.com/blang/semver master
github.com/BurntSushi/toml master
github.com/containerd/continuity master
github.com/containernetworking/cni v0.7.0-alpha1
-github.com/containers/image 63a1cbdc5e6537056695cf0d627c0a33b334df53
+github.com/containers/image d53afe179b381fafb427e6b9cf9b1996a98c1067
+github.com/boltdb/bolt master
github.com/containers/libpod fe4f09493f41f675d24c969d1b60d1a6a45ddb9e
-github.com/containers/storage 3161726d1db0d0d4e86a9667dd476f09b997f497
+github.com/containers/storage db40f96d853dfced60c563e61fb66ba231ce7c8d
github.com/docker/distribution 5f6282db7d65e6d72ad7c2cc66310724a57be716
github.com/docker/docker 86f080cff0914e9694068ed78d503701667c4c00
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