forked from TrueCloudLab/distribution
849 lines
23 KiB
Go
849 lines
23 KiB
Go
package storage
|
|
|
|
import (
|
|
"io"
|
|
"path"
|
|
"testing"
|
|
|
|
"github.com/distribution/distribution/v3"
|
|
"github.com/distribution/distribution/v3/internal/dcontext"
|
|
"github.com/distribution/distribution/v3/manifest/ocischema"
|
|
"github.com/distribution/distribution/v3/registry/storage/driver"
|
|
"github.com/distribution/distribution/v3/registry/storage/driver/inmemory"
|
|
"github.com/distribution/distribution/v3/testutil"
|
|
"github.com/distribution/reference"
|
|
"github.com/opencontainers/go-digest"
|
|
)
|
|
|
|
type image struct {
|
|
manifest distribution.Manifest
|
|
manifestDigest digest.Digest
|
|
layers map[digest.Digest]io.ReadSeeker
|
|
}
|
|
|
|
func createRegistry(t *testing.T, driver driver.StorageDriver, options ...RegistryOption) distribution.Namespace {
|
|
ctx := dcontext.Background()
|
|
options = append(options, EnableDelete)
|
|
registry, err := NewRegistry(ctx, driver, options...)
|
|
if err != nil {
|
|
t.Fatalf("Failed to construct namespace")
|
|
}
|
|
return registry
|
|
}
|
|
|
|
func makeRepository(t *testing.T, registry distribution.Namespace, name string) distribution.Repository {
|
|
ctx := dcontext.Background()
|
|
|
|
// Initialize a dummy repository
|
|
named, err := reference.WithName(name)
|
|
if err != nil {
|
|
t.Fatalf("Failed to parse name %s: %v", name, err)
|
|
}
|
|
|
|
repo, err := registry.Repository(ctx, named)
|
|
if err != nil {
|
|
t.Fatalf("Failed to construct repository: %v", err)
|
|
}
|
|
return repo
|
|
}
|
|
|
|
func makeManifestService(t *testing.T, repository distribution.Repository) distribution.ManifestService {
|
|
ctx := dcontext.Background()
|
|
|
|
manifestService, err := repository.Manifests(ctx)
|
|
if err != nil {
|
|
t.Fatalf("Failed to construct manifest store: %v", err)
|
|
}
|
|
return manifestService
|
|
}
|
|
|
|
func allManifests(t *testing.T, manifestService distribution.ManifestService) map[digest.Digest]struct{} {
|
|
ctx := dcontext.Background()
|
|
allManMap := make(map[digest.Digest]struct{})
|
|
manifestEnumerator, ok := manifestService.(distribution.ManifestEnumerator)
|
|
if !ok {
|
|
t.Fatalf("unable to convert ManifestService into ManifestEnumerator")
|
|
}
|
|
err := manifestEnumerator.Enumerate(ctx, func(dgst digest.Digest) error {
|
|
allManMap[dgst] = struct{}{}
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Error getting all manifests: %v", err)
|
|
}
|
|
return allManMap
|
|
}
|
|
|
|
func allBlobs(t *testing.T, registry distribution.Namespace) map[digest.Digest]struct{} {
|
|
ctx := dcontext.Background()
|
|
blobService := registry.Blobs()
|
|
allBlobsMap := make(map[digest.Digest]struct{})
|
|
err := blobService.Enumerate(ctx, func(dgst digest.Digest) error {
|
|
allBlobsMap[dgst] = struct{}{}
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Error getting all blobs: %v", err)
|
|
}
|
|
return allBlobsMap
|
|
}
|
|
|
|
func uploadImage(t *testing.T, repository distribution.Repository, im image) digest.Digest {
|
|
// upload layers
|
|
err := testutil.UploadBlobs(repository, im.layers)
|
|
if err != nil {
|
|
t.Fatalf("layer upload failed: %v", err)
|
|
}
|
|
|
|
// upload manifest
|
|
ctx := dcontext.Background()
|
|
manifestService := makeManifestService(t, repository)
|
|
manifestDigest, err := manifestService.Put(ctx, im.manifest)
|
|
if err != nil {
|
|
t.Fatalf("manifest upload failed: %v", err)
|
|
}
|
|
|
|
return manifestDigest
|
|
}
|
|
|
|
func uploadRandomSchema2Image(t *testing.T, repository distribution.Repository) image {
|
|
randomLayers, err := testutil.CreateRandomLayers(2)
|
|
if err != nil {
|
|
t.Fatalf("%v", err)
|
|
}
|
|
|
|
digests := []digest.Digest{}
|
|
for digest := range randomLayers {
|
|
digests = append(digests, digest)
|
|
}
|
|
|
|
manifest, err := testutil.MakeSchema2Manifest(repository, digests)
|
|
if err != nil {
|
|
t.Fatalf("%v", err)
|
|
}
|
|
|
|
manifestDigest := uploadImage(t, repository, image{manifest: manifest, layers: randomLayers})
|
|
return image{
|
|
manifest: manifest,
|
|
manifestDigest: manifestDigest,
|
|
layers: randomLayers,
|
|
}
|
|
}
|
|
|
|
func uploadRandomOCIImage(t *testing.T, repository distribution.Repository) image {
|
|
randomLayers, err := testutil.CreateRandomLayers(2)
|
|
if err != nil {
|
|
t.Fatalf("%v", err)
|
|
}
|
|
|
|
digests := []digest.Digest{}
|
|
for digest := range randomLayers {
|
|
digests = append(digests, digest)
|
|
}
|
|
manifest, err := testutil.MakeOCIManifest(repository, digests)
|
|
if err != nil {
|
|
t.Fatalf("%v", err)
|
|
}
|
|
|
|
manifestDigest := uploadImage(t, repository, image{manifest: manifest, layers: randomLayers})
|
|
return image{
|
|
manifest: manifest,
|
|
manifestDigest: manifestDigest,
|
|
layers: randomLayers,
|
|
}
|
|
}
|
|
|
|
func TestNoDeletionNoEffect(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "palailogos")
|
|
manifestService, _ := repo.Manifests(ctx)
|
|
|
|
image1 := uploadRandomSchema2Image(t, repo)
|
|
image2 := uploadRandomSchema2Image(t, repo)
|
|
uploadRandomSchema2Image(t, repo)
|
|
|
|
// construct manifestlist for fun.
|
|
blobstatter := registry.BlobStatter()
|
|
manifestList, err := testutil.MakeManifestList(blobstatter, []digest.Digest{
|
|
image1.manifestDigest, image2.manifestDigest,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed to make manifest list: %v", err)
|
|
}
|
|
|
|
_, err = manifestService.Put(ctx, manifestList)
|
|
if err != nil {
|
|
t.Fatalf("Failed to add manifest list: %v", err)
|
|
}
|
|
|
|
before := allBlobs(t, registry)
|
|
|
|
// Run GC
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: false,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
after := allBlobs(t, registry)
|
|
if len(before) != len(after) {
|
|
t.Fatalf("Garbage collection affected storage: %d != %d", len(before), len(after))
|
|
}
|
|
}
|
|
|
|
func TestDeleteManifestIfTagNotFound(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "deletemanifests")
|
|
manifestService, _ := repo.Manifests(ctx)
|
|
|
|
// Create random layers
|
|
randomLayers1, err := testutil.CreateRandomLayers(3)
|
|
if err != nil {
|
|
t.Fatalf("failed to make layers: %v", err)
|
|
}
|
|
|
|
randomLayers2, err := testutil.CreateRandomLayers(3)
|
|
if err != nil {
|
|
t.Fatalf("failed to make layers: %v", err)
|
|
}
|
|
|
|
// Upload all layers
|
|
err = testutil.UploadBlobs(repo, randomLayers1)
|
|
if err != nil {
|
|
t.Fatalf("failed to upload layers: %v", err)
|
|
}
|
|
|
|
err = testutil.UploadBlobs(repo, randomLayers2)
|
|
if err != nil {
|
|
t.Fatalf("failed to upload layers: %v", err)
|
|
}
|
|
|
|
// Construct manifests
|
|
manifest1, err := testutil.MakeSchema2Manifest(repo, getKeys(randomLayers1))
|
|
if err != nil {
|
|
t.Fatalf("failed to make manifest: %v", err)
|
|
}
|
|
|
|
manifest2, err := testutil.MakeSchema2Manifest(repo, getKeys(randomLayers2))
|
|
if err != nil {
|
|
t.Fatalf("failed to make manifest: %v", err)
|
|
}
|
|
|
|
_, err = manifestService.Put(ctx, manifest1)
|
|
if err != nil {
|
|
t.Fatalf("manifest upload failed: %v", err)
|
|
}
|
|
|
|
_, err = manifestService.Put(ctx, manifest2)
|
|
if err != nil {
|
|
t.Fatalf("manifest upload failed: %v", err)
|
|
}
|
|
|
|
manifestEnumerator, _ := manifestService.(distribution.ManifestEnumerator)
|
|
err = manifestEnumerator.Enumerate(ctx, func(dgst digest.Digest) error {
|
|
return repo.Tags(ctx).Tag(ctx, "test", distribution.Descriptor{Digest: dgst})
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("manifest enumeration failed: %v", err)
|
|
}
|
|
|
|
before1 := allBlobs(t, registry)
|
|
before2 := allManifests(t, manifestService)
|
|
|
|
// run GC with dry-run (should not remove anything)
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: true,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
afterDry1 := allBlobs(t, registry)
|
|
afterDry2 := allManifests(t, manifestService)
|
|
if len(before1) != len(afterDry1) {
|
|
t.Fatalf("Garbage collection affected blobs storage: %d != %d", len(before1), len(afterDry1))
|
|
}
|
|
if len(before2) != len(afterDry2) {
|
|
t.Fatalf("Garbage collection affected manifest storage: %d != %d", len(before2), len(afterDry2))
|
|
}
|
|
|
|
// Run GC (removes everything because no manifests with tags exist)
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
after1 := allBlobs(t, registry)
|
|
after2 := allManifests(t, manifestService)
|
|
if len(before1) == len(after1) {
|
|
t.Fatalf("Garbage collection affected blobs storage: %d == %d", len(before1), len(after1))
|
|
}
|
|
if len(before2) == len(after2) {
|
|
t.Fatalf("Garbage collection affected manifest storage: %d == %d", len(before2), len(after2))
|
|
}
|
|
}
|
|
|
|
func TestDeleteManifestIndexWithDanglingReferences(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "deletemanifests")
|
|
manifestService, _ := repo.Manifests(ctx)
|
|
|
|
image1 := uploadRandomOCIImage(t, repo)
|
|
image2 := uploadRandomOCIImage(t, repo)
|
|
|
|
ii, _ := ocischema.FromDescriptors([]distribution.Descriptor{
|
|
{Digest: image1.manifestDigest}, {Digest: image2.manifestDigest},
|
|
}, map[string]string{})
|
|
|
|
id, err := manifestService.Put(ctx, ii)
|
|
if err != nil {
|
|
t.Fatalf("manifest upload failed: %v", err)
|
|
}
|
|
|
|
err = repo.Tags(ctx).Tag(ctx, "test", distribution.Descriptor{Digest: id})
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete tag: %v", err)
|
|
}
|
|
|
|
// delete image2 => ii has a dangling reference
|
|
err = manifestService.Delete(ctx, image2.manifestDigest)
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete image: %v", err)
|
|
}
|
|
|
|
before1 := allBlobs(t, registry)
|
|
before2 := allManifests(t, manifestService)
|
|
|
|
// run GC (should not remove anything because of tag)
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
after1 := allBlobs(t, registry)
|
|
after2 := allManifests(t, manifestService)
|
|
if len(before1) == len(after1) {
|
|
t.Fatalf("Garbage collection did not affect blobs storage: %d == %d", len(before1), len(after1))
|
|
}
|
|
if len(before2) != len(after2) {
|
|
t.Fatalf("Garbage collection affected manifest storage: %d != %d", len(before2), len(after2))
|
|
}
|
|
}
|
|
|
|
func TestDeleteManifestIndexIfTagNotFound(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "deletemanifests")
|
|
manifestService, _ := repo.Manifests(ctx)
|
|
|
|
image1 := uploadRandomOCIImage(t, repo)
|
|
image2 := uploadRandomOCIImage(t, repo)
|
|
|
|
ii, _ := ocischema.FromDescriptors([]distribution.Descriptor{
|
|
{Digest: image1.manifestDigest}, {Digest: image2.manifestDigest},
|
|
}, map[string]string{})
|
|
|
|
d4, err := manifestService.Put(ctx, ii)
|
|
if err != nil {
|
|
t.Fatalf("manifest upload failed: %v", err)
|
|
}
|
|
|
|
err = repo.Tags(ctx).Tag(ctx, "test", distribution.Descriptor{Digest: d4})
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete tag: %v", err)
|
|
}
|
|
|
|
before1 := allBlobs(t, registry)
|
|
before2 := allManifests(t, manifestService)
|
|
|
|
// run GC (should not remove anything because of tag)
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
beforeUntag1 := allBlobs(t, registry)
|
|
beforeUntag2 := allManifests(t, manifestService)
|
|
if len(before1) != len(beforeUntag1) {
|
|
t.Fatalf("Garbage collection affected blobs storage: %d != %d", len(before1), len(beforeUntag1))
|
|
}
|
|
if len(before2) != len(beforeUntag2) {
|
|
t.Fatalf("Garbage collection affected manifest storage: %d != %d", len(before2), len(beforeUntag2))
|
|
}
|
|
|
|
err = repo.Tags(ctx).Untag(ctx, "test")
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete tag: %v", err)
|
|
}
|
|
|
|
// Run GC (removes everything because no manifests with tags exist)
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
after1 := allBlobs(t, registry)
|
|
after2 := allManifests(t, manifestService)
|
|
if len(beforeUntag1) == len(after1) {
|
|
t.Fatalf("Garbage collection did not affect blobs storage: %d == %d", len(beforeUntag1), len(after1))
|
|
}
|
|
if len(beforeUntag2) == len(after2) {
|
|
t.Fatalf("Garbage collection did not affect manifest storage: %d == %d", len(beforeUntag2), len(after2))
|
|
}
|
|
}
|
|
|
|
func TestGCWithMissingManifests(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
d := inmemory.New()
|
|
|
|
registry := createRegistry(t, d)
|
|
repo := makeRepository(t, registry, "testrepo")
|
|
uploadRandomSchema2Image(t, repo)
|
|
|
|
// Simulate a missing _manifests directory
|
|
revPath, err := pathFor(manifestRevisionsPathSpec{"testrepo"})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
_manifestsPath := path.Dir(revPath)
|
|
err = d.Delete(ctx, _manifestsPath)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = MarkAndSweep(dcontext.Background(), d, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: false,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
blobs := allBlobs(t, registry)
|
|
if len(blobs) > 0 {
|
|
t.Errorf("unexpected blobs after gc")
|
|
}
|
|
}
|
|
|
|
func TestDeletionHasEffect(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "komnenos")
|
|
manifests, _ := repo.Manifests(ctx)
|
|
|
|
image1 := uploadRandomSchema2Image(t, repo)
|
|
image2 := uploadRandomSchema2Image(t, repo)
|
|
image3 := uploadRandomSchema2Image(t, repo)
|
|
|
|
if err := manifests.Delete(ctx, image2.manifestDigest); err != nil {
|
|
t.Fatalf("failed deleting manifest digest: %v", err)
|
|
}
|
|
|
|
if err := manifests.Delete(ctx, image3.manifestDigest); err != nil {
|
|
t.Fatalf("failed deleting manifest digest: %v", err)
|
|
}
|
|
|
|
// Run GC
|
|
err := MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: false,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
blobs := allBlobs(t, registry)
|
|
|
|
// check that the image1 manifest and all the layers are still in blobs
|
|
if _, ok := blobs[image1.manifestDigest]; !ok {
|
|
t.Fatalf("First manifest is missing")
|
|
}
|
|
|
|
for layer := range image1.layers {
|
|
if _, ok := blobs[layer]; !ok {
|
|
t.Fatalf("manifest 1 layer is missing: %v", layer)
|
|
}
|
|
}
|
|
|
|
// check that image2 and image3 layers are not still around
|
|
for layer := range image2.layers {
|
|
if _, ok := blobs[layer]; ok {
|
|
t.Fatalf("manifest 2 layer is present: %v", layer)
|
|
}
|
|
}
|
|
|
|
for layer := range image3.layers {
|
|
if _, ok := blobs[layer]; ok {
|
|
t.Fatalf("manifest 3 layer is present: %v", layer)
|
|
}
|
|
}
|
|
}
|
|
|
|
func getAnyKey(digests map[digest.Digest]io.ReadSeeker) (d digest.Digest) {
|
|
for d = range digests {
|
|
break
|
|
}
|
|
return
|
|
}
|
|
|
|
func getKeys(digests map[digest.Digest]io.ReadSeeker) (ds []digest.Digest) {
|
|
for d := range digests {
|
|
ds = append(ds, d)
|
|
}
|
|
return
|
|
}
|
|
|
|
func TestDeletionWithSharedLayer(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "tzimiskes")
|
|
|
|
// Create random layers
|
|
randomLayers1, err := testutil.CreateRandomLayers(3)
|
|
if err != nil {
|
|
t.Fatalf("failed to make layers: %v", err)
|
|
}
|
|
|
|
randomLayers2, err := testutil.CreateRandomLayers(3)
|
|
if err != nil {
|
|
t.Fatalf("failed to make layers: %v", err)
|
|
}
|
|
|
|
// Upload all layers
|
|
err = testutil.UploadBlobs(repo, randomLayers1)
|
|
if err != nil {
|
|
t.Fatalf("failed to upload layers: %v", err)
|
|
}
|
|
|
|
err = testutil.UploadBlobs(repo, randomLayers2)
|
|
if err != nil {
|
|
t.Fatalf("failed to upload layers: %v", err)
|
|
}
|
|
|
|
// Construct manifests
|
|
manifest1, err := testutil.MakeSchema2Manifest(repo, getKeys(randomLayers1))
|
|
if err != nil {
|
|
t.Fatalf("failed to make manifest: %v", err)
|
|
}
|
|
|
|
sharedKey := getAnyKey(randomLayers1)
|
|
manifest2, err := testutil.MakeSchema2Manifest(repo, append(getKeys(randomLayers2), sharedKey))
|
|
if err != nil {
|
|
t.Fatalf("failed to make manifest: %v", err)
|
|
}
|
|
|
|
manifestService := makeManifestService(t, repo)
|
|
|
|
// Upload manifests
|
|
_, err = manifestService.Put(ctx, manifest1)
|
|
if err != nil {
|
|
t.Fatalf("manifest upload failed: %v", err)
|
|
}
|
|
|
|
manifestDigest2, err := manifestService.Put(ctx, manifest2)
|
|
if err != nil {
|
|
t.Fatalf("manifest upload failed: %v", err)
|
|
}
|
|
|
|
// delete
|
|
err = manifestService.Delete(ctx, manifestDigest2)
|
|
if err != nil {
|
|
t.Fatalf("manifest deletion failed: %v", err)
|
|
}
|
|
|
|
// check that all of the layers in layer 1 are still there
|
|
blobs := allBlobs(t, registry)
|
|
for dgst := range randomLayers1 {
|
|
if _, ok := blobs[dgst]; !ok {
|
|
t.Fatalf("random layer 1 blob missing: %v", dgst)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestOrphanBlobDeleted(t *testing.T) {
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "michael_z_doukas")
|
|
|
|
digests, err := testutil.CreateRandomLayers(1)
|
|
if err != nil {
|
|
t.Fatalf("Failed to create random digest: %v", err)
|
|
}
|
|
|
|
if err = testutil.UploadBlobs(repo, digests); err != nil {
|
|
t.Fatalf("Failed to upload blob: %v", err)
|
|
}
|
|
|
|
// formality to create the necessary directories
|
|
uploadRandomSchema2Image(t, repo)
|
|
|
|
// Run GC
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: false,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
blobs := allBlobs(t, registry)
|
|
|
|
// check that orphan blob layers are not still around
|
|
for dgst := range digests {
|
|
if _, ok := blobs[dgst]; ok {
|
|
t.Fatalf("Orphan layer is present: %v", dgst)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestTaggedManifestlistWithUntaggedManifest(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "foo/taggedlist/untaggedmanifest")
|
|
manifestService, err := repo.Manifests(ctx)
|
|
if err != nil {
|
|
t.Fatalf("%v", err)
|
|
}
|
|
|
|
image1 := uploadRandomSchema2Image(t, repo)
|
|
image2 := uploadRandomSchema2Image(t, repo)
|
|
|
|
// construct a manifestlist to reference manifests that is not tagged.
|
|
blobstatter := registry.BlobStatter()
|
|
manifestList, err := testutil.MakeManifestList(blobstatter, []digest.Digest{
|
|
image1.manifestDigest, image2.manifestDigest,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed to make manifest list: %v", err)
|
|
}
|
|
|
|
dgst, err := manifestService.Put(ctx, manifestList)
|
|
if err != nil {
|
|
t.Fatalf("Failed to add manifest list: %v", err)
|
|
}
|
|
|
|
err = repo.Tags(ctx).Tag(ctx, "test", distribution.Descriptor{Digest: dgst})
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete tag: %v", err)
|
|
}
|
|
|
|
before := allBlobs(t, registry)
|
|
|
|
// Run GC
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
after := allBlobs(t, registry)
|
|
if len(before) != len(after) {
|
|
t.Fatalf("Garbage collection affected storage: %d != %d", len(before), len(after))
|
|
}
|
|
|
|
if _, ok := after[image1.manifestDigest]; !ok {
|
|
t.Fatalf("First manifest is missing")
|
|
}
|
|
|
|
if _, ok := after[image2.manifestDigest]; !ok {
|
|
t.Fatalf("Second manifest is missing")
|
|
}
|
|
|
|
if _, ok := after[dgst]; !ok {
|
|
t.Fatalf("Manifest list is missing")
|
|
}
|
|
}
|
|
|
|
func TestUnTaggedManifestlistWithUntaggedManifest(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "foo/untaggedlist/untaggedmanifest")
|
|
manifestService, err := repo.Manifests(ctx)
|
|
if err != nil {
|
|
t.Fatalf("%v", err)
|
|
}
|
|
|
|
image1 := uploadRandomSchema2Image(t, repo)
|
|
image2 := uploadRandomSchema2Image(t, repo)
|
|
|
|
// construct a manifestlist to reference manifests that is not tagged.
|
|
blobstatter := registry.BlobStatter()
|
|
manifestList, err := testutil.MakeManifestList(blobstatter, []digest.Digest{
|
|
image1.manifestDigest, image2.manifestDigest,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed to make manifest list: %v", err)
|
|
}
|
|
|
|
_, err = manifestService.Put(ctx, manifestList)
|
|
if err != nil {
|
|
t.Fatalf("Failed to add manifest list: %v", err)
|
|
}
|
|
|
|
// Run GC
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
after := allBlobs(t, registry)
|
|
if len(after) != 0 {
|
|
t.Fatalf("Garbage collection affected storage: %d != %d", len(after), 0)
|
|
}
|
|
|
|
}
|
|
|
|
func TestUnTaggedManifestlistWithTaggedManifest(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "foo/untaggedlist/taggedmanifest")
|
|
manifestService, err := repo.Manifests(ctx)
|
|
if err != nil {
|
|
t.Fatalf("%v", err)
|
|
}
|
|
|
|
image1 := uploadRandomSchema2Image(t, repo)
|
|
image2 := uploadRandomSchema2Image(t, repo)
|
|
|
|
err = repo.Tags(ctx).Tag(ctx, "image1", distribution.Descriptor{Digest: image1.manifestDigest})
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete tag: %v", err)
|
|
}
|
|
|
|
err = repo.Tags(ctx).Tag(ctx, "image2", distribution.Descriptor{Digest: image2.manifestDigest})
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete tag: %v", err)
|
|
}
|
|
|
|
// construct a manifestlist to reference manifests that is tagged.
|
|
blobstatter := registry.BlobStatter()
|
|
manifestList, err := testutil.MakeManifestList(blobstatter, []digest.Digest{
|
|
image1.manifestDigest, image2.manifestDigest,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed to make manifest list: %v", err)
|
|
}
|
|
|
|
dgst, err := manifestService.Put(ctx, manifestList)
|
|
if err != nil {
|
|
t.Fatalf("Failed to add manifest list: %v", err)
|
|
}
|
|
|
|
// Run GC
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
after := allBlobs(t, registry)
|
|
afterManifests := allManifests(t, manifestService)
|
|
|
|
if _, ok := after[dgst]; ok {
|
|
t.Fatalf("Untagged manifestlist still exists")
|
|
}
|
|
|
|
if _, ok := afterManifests[image1.manifestDigest]; !ok {
|
|
t.Fatalf("First manifest is missing")
|
|
}
|
|
|
|
if _, ok := afterManifests[image2.manifestDigest]; !ok {
|
|
t.Fatalf("Second manifest is missing")
|
|
}
|
|
}
|
|
|
|
func TestTaggedManifestlistWithDeletedReference(t *testing.T) {
|
|
ctx := dcontext.Background()
|
|
inmemoryDriver := inmemory.New()
|
|
|
|
registry := createRegistry(t, inmemoryDriver)
|
|
repo := makeRepository(t, registry, "foo/untaggedlist/deleteref")
|
|
manifestService, err := repo.Manifests(ctx)
|
|
if err != nil {
|
|
t.Fatalf("%v", err)
|
|
}
|
|
|
|
image1 := uploadRandomSchema2Image(t, repo)
|
|
image2 := uploadRandomSchema2Image(t, repo)
|
|
|
|
// construct a manifestlist to reference manifests that is deleted.
|
|
blobstatter := registry.BlobStatter()
|
|
manifestList, err := testutil.MakeManifestList(blobstatter, []digest.Digest{
|
|
image1.manifestDigest, image2.manifestDigest,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed to make manifest list: %v", err)
|
|
}
|
|
|
|
_, err = manifestService.Put(ctx, manifestList)
|
|
if err != nil {
|
|
t.Fatalf("Failed to add manifest list: %v", err)
|
|
}
|
|
|
|
err = manifestService.Delete(ctx, image1.manifestDigest)
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete image: %v", err)
|
|
}
|
|
|
|
err = manifestService.Delete(ctx, image2.manifestDigest)
|
|
if err != nil {
|
|
t.Fatalf("Failed to delete image: %v", err)
|
|
}
|
|
|
|
// Run GC
|
|
err = MarkAndSweep(dcontext.Background(), inmemoryDriver, registry, GCOpts{
|
|
DryRun: false,
|
|
RemoveUntagged: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("Failed mark and sweep: %v", err)
|
|
}
|
|
|
|
after := allBlobs(t, registry)
|
|
if len(after) != 0 {
|
|
t.Fatalf("Garbage collection affected storage: %d != %d", len(after), 0)
|
|
}
|
|
}
|