TrueCloudLab/distribution
13
0
Fork 3
Code Issues 3 Pull requests Projects Releases 2 Packages Wiki Activity Actions

Allow Manifest Service to be configured with function arguments

Browse source 
Signed-off-by: Richard Scothern <richard.scothern@gmail.com>
This commit is contained in:
Richard 2015-06-15 10:39:34 -07:00 committed by Richard Scothern
parent 2b88cb9413
commit f331da2daa
10 changed files with 118 additions and 48 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
notifications/listener.go
View file

@ -51,11 +51,15 @@ func Listen(repo distribution.Repository, listener Listener) distribution.Reposi
}
}
func (rl *repositoryListener) Manifests() distribution.ManifestService {
return &manifestServiceListener{
ManifestService: rl.Repository.Manifests(),
parent: rl,
func (rl *repositoryListener) Manifests(ctx context.Context, options ...distribution.ManifestServiceOption) (distribution.ManifestService, error) {
manifests, err := rl.Repository.Manifests(ctx, options...)
if err != nil {
return nil, err
}
return &manifestServiceListener{
ManifestService: manifests,
parent: rl,
}, nil
}
func (rl *repositoryListener) Blobs(ctx context.Context) distribution.BlobStore {

7
notifications/listener_test.go
View file

@ -146,9 +146,12 @@ func checkExerciseRepository(t *testing.T, repository distribution.Repository) {
t.Fatalf("unexpected error signing manifest: %v", err)
}
manifests := repository.Manifests()
manifests, err := repository.Manifests(ctx)
if err != nil {
t.Fatal(err.Error())
}
if err := manifests.Put(sm); err != nil {
if err = manifests.Put(sm); err != nil {
t.Fatalf("unexpected error putting the manifest: %v", err)
}

3
registry.go
View file

@ -46,7 +46,8 @@ type Repository interface {
Name() string
// Manifests returns a reference to this repository's manifest service.
Manifests() ManifestService
// with the supplied options applied.
Manifests(ctx context.Context, options ...ManifestServiceOption) (ManifestService, error)
// Blobs returns a reference to this repository's blob service.
Blobs(ctx context.Context) BlobStore

10
registry/client/repository.go
View file

@ -70,18 +70,20 @@ func (r *repository) Blobs(ctx context.Context) distribution.BlobStore {
}
}
func (r *repository) Manifests() distribution.ManifestService {
func (r *repository) Manifests(ctx context.Context, options ...distribution.ManifestServiceOption) (distribution.ManifestService, error) {
// todo(richardscothern): options should be sent over the wire
return &manifests{
name: r.Name(),
ub: r.ub,
client: r.client,
etags: make(map[string]string),
}
}, nil
}
func (r *repository) Signatures() distribution.SignatureService {
ms, _ := r.Manifests(r.context)
return &signatures{
manifests: r.Manifests(),
manifests: ms,
}
}
@ -236,6 +238,8 @@ func (ms *manifests) Put(m *manifest.SignedManifest) error {
return err
}
// todo(richardscothern): do something with options here when they become applicable
putRequest, err := http.NewRequest("PUT", manifestURL, bytes.NewReader(m.Raw))
if err != nil {
return err

36
registry/client/repository_test.go
View file

@ -492,6 +492,7 @@ func checkEqualManifest(m1, m2 *manifest.SignedManifest) error {
}
func TestManifestFetch(t *testing.T) {
ctx := context.Background()
repo := "test.example.com/repo"
m1, dgst := newRandomSchemaV1Manifest(repo, "latest", 6)
var m testutil.RequestResponseMap
@ -504,7 +505,10 @@ func TestManifestFetch(t *testing.T) {
if err != nil {
t.Fatal(err)
}
ms := r.Manifests()
ms, err := r.Manifests(ctx)
if err != nil {
t.Fatal(err)
}
ok, err := ms.Exists(dgst)
if err != nil {
@ -536,8 +540,12 @@ func TestManifestFetchWithEtag(t *testing.T) {
if err != nil {
t.Fatal(err)
}
ctx := context.Background()
ms, err := r.Manifests(ctx)
if err != nil {
t.Fatal(err)
}
ms := r.Manifests()
m2, err := ms.GetByTag("latest", AddEtagToTag("latest", d1.String()))
if err != nil {
t.Fatal(err)
@ -572,8 +580,12 @@ func TestManifestDelete(t *testing.T) {
if err != nil {
t.Fatal(err)
}
ctx := context.Background()
ms, err := r.Manifests(ctx)
if err != nil {
t.Fatal(err)
}
ms := r.Manifests()
if err := ms.Delete(dgst1); err != nil {
t.Fatal(err)
}
@ -609,8 +621,12 @@ func TestManifestPut(t *testing.T) {
if err != nil {
t.Fatal(err)
}
ctx := context.Background()
ms, err := r.Manifests(ctx)
if err != nil {
t.Fatal(err)
}
ms := r.Manifests()
if err := ms.Put(m1); err != nil {
t.Fatal(err)
}
@ -653,8 +669,12 @@ func TestManifestTags(t *testing.T) {
if err != nil {
t.Fatal(err)
}
ctx := context.Background()
ms, err := r.Manifests(ctx)
if err != nil {
t.Fatal(err)
}
ms := r.Manifests()
tags, err := ms.Tags()
if err != nil {
t.Fatal(err)
@ -691,7 +711,11 @@ func TestManifestUnauthorized(t *testing.T) {
if err != nil {
t.Fatal(err)
}
ms := r.Manifests()
ctx := context.Background()
ms, err := r.Manifests(ctx)
if err != nil {
t.Fatal(err)
}
_, err = ms.Get(dgst)
if err == nil {

19
registry/handlers/images.go
View file

@ -50,13 +50,13 @@ type imageManifestHandler struct {
// GetImageManifest fetches the image manifest from the storage backend, if it exists.
func (imh *imageManifestHandler) GetImageManifest(w http.ResponseWriter, r *http.Request) {
ctxu.GetLogger(imh).Debug("GetImageManifest")
manifests := imh.Repository.Manifests()
var (
sm *manifest.SignedManifest
err error
)
manifests, err := imh.Repository.Manifests(imh)
if err != nil {
imh.Errors = append(imh.Errors, err)
return
}
var sm *manifest.SignedManifest
if imh.Tag != "" {
sm, err = manifests.GetByTag(imh.Tag)
} else {
@ -106,7 +106,12 @@ func etagMatch(r *http.Request, etag string) bool {
// PutImageManifest validates and stores and image in the registry.
func (imh *imageManifestHandler) PutImageManifest(w http.ResponseWriter, r *http.Request) {
ctxu.GetLogger(imh).Debug("PutImageManifest")
manifests := imh.Repository.Manifests()
manifests, err := imh.Repository.Manifests(imh)
if err != nil {
imh.Errors = append(imh.Errors, err)
return
}
dec := json.NewDecoder(r.Body)
var manifest manifest.SignedManifest

6
registry/handlers/tags.go
View file

@ -34,7 +34,11 @@ type tagsAPIResponse struct {
// GetTags returns a json list of tags for a specific image name.
func (th *tagsHandler) GetTags(w http.ResponseWriter, r *http.Request) {
defer r.Body.Close()
manifests := th.Repository.Manifests()
manifests, err := th.Repository.Manifests(th)
if err != nil {
th.Errors = append(th.Errors, err)
return
}
tags, err := manifests.Tags()
if err != nil {

15
registry/storage/manifeststore.go
View file

@ -15,6 +15,7 @@ type manifestStore struct {
revisionStore *revisionStore
tagStore *tagStore
ctx context.Context
skipDependencyVerification bool
}
var _ distribution.ManifestService = &manifestStore{}
@ -39,10 +40,19 @@ func (ms *manifestStore) Get(dgst digest.Digest) (*manifest.SignedManifest, erro
return ms.revisionStore.get(ms.ctx, dgst)
}
// SkipLayerVerification allows a manifest to be Put before it's
// layers are on the filesystem
func SkipLayerVerification(ms distribution.ManifestService) error {
if ms, ok := ms.(*manifestStore); ok {
ms.skipDependencyVerification = true
return nil
}
return fmt.Errorf("skip layer verification only valid for manifeststore")
}
func (ms *manifestStore) Put(manifest *manifest.SignedManifest) error {
context.GetLogger(ms.ctx).Debug("(*manifestStore).Put")
// Verify the manifest.
if err := ms.verifyManifest(ms.ctx, manifest); err != nil {
return err
}
@ -113,6 +123,7 @@ func (ms *manifestStore) verifyManifest(ctx context.Context, mnfst *manifest.Sig
}
}
if !ms.skipDependencyVerification {
for _, fsLayer := range mnfst.FSLayers {
_, err := ms.repository.Blobs(ctx).Stat(ctx, fsLayer.BlobSum)
if err != nil {
@ -124,7 +135,7 @@ func (ms *manifestStore) verifyManifest(ctx context.Context, mnfst *manifest.Sig
errs = append(errs, distribution.ErrManifestBlobUnknown{Digest: fsLayer.BlobSum})
}
}
}
if len(errs) != 0 {
return errs
}

12
registry/storage/manifeststore_test.go
View file

@ -48,7 +48,11 @@ func newManifestStoreTestEnv(t *testing.T, name, tag string) *manifestStoreTestE
func TestManifestStorage(t *testing.T) {
env := newManifestStoreTestEnv(t, "foo/bar", "thetag")
ms := env.repository.Manifests()
ctx := context.Background()
ms, err := env.repository.Manifests(ctx)
if err != nil {
t.Fatal(err)
}
exists, err := ms.ExistsByTag(env.tag)
if err != nil {
@ -97,14 +101,14 @@ func TestManifestStorage(t *testing.T) {
t.Fatalf("unexpected error generating private key: %v", err)
}
sm, err := manifest.Sign(&m, pk)
if err != nil {
sm, merr := manifest.Sign(&m, pk)
if merr != nil {
t.Fatalf("error signing manifest: %v", err)
}
err = ms.Put(sm)
if err == nil {
t.Fatalf("expected errors putting manifest")
t.Fatalf("expected errors putting manifest with full verification")
}
switch err := err.(type) {

22
registry/storage/registry.go
View file

@ -99,15 +99,15 @@ func (repo *repository) Name() string {
// Manifests returns an instance of ManifestService. Instantiation is cheap and
// may be context sensitive in the future. The instance should be used similar
// to a request local.
func (repo *repository) Manifests() distribution.ManifestService {
return &manifestStore{
ctx: repo.ctx,
func (repo *repository) Manifests(ctx context.Context, options ...distribution.ManifestServiceOption) (distribution.ManifestService, error) {
ms := &manifestStore{
ctx: ctx,
repository: repo,
revisionStore: &revisionStore{
ctx: repo.ctx,
ctx: ctx,
repository: repo,
blobStore: &linkedBlobStore{
ctx: repo.ctx,
ctx: ctx,
blobStore: repo.blobStore,
repository: repo,
statter: &linkedBlobStatter{
@ -122,11 +122,21 @@ func (repo *repository) Manifests() distribution.ManifestService {
},
},
tagStore: &tagStore{
ctx: repo.ctx,
ctx: ctx,
repository: repo,
blobStore: repo.registry.blobStore,
},
}
// Apply options
for _, option := range options {
err := option(ms)
if err != nil {
return nil, err
}
}
return ms, nil
}
// Blobs returns an instance of the BlobStore. Instantiation is cheap and