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Fix container blob mount (#22226)

This commit is contained in:
KN4CK3R 2023-01-16 23:35:48 +01:00 committed by GitHub
parent 1aba53db62
commit 3510d7e33a
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 123 additions and 74 deletions
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10
models/packages/container/search.go
View File

@ -25,6 +25,7 @@ type BlobSearchOptions struct {
Digest string
Tag string
IsManifest bool
Repository string
}
func (opts *BlobSearchOptions) toConds() builder.Cond {
@ -53,6 +54,15 @@ func (opts *BlobSearchOptions) toConds() builder.Cond {
cond = cond.And(builder.In("package_file.id", builder.Select("package_property.ref_id").Where(propsCond).From("package_property")))
}
if opts.Repository != "" {
var propsCond builder.Cond = builder.Eq{
"package_property.ref_type": packages.PropertyTypePackage,
"package_property.name": container_module.PropertyRepository,
"package_property.value": opts.Repository,
}
cond = cond.And(builder.In("package.id", builder.Select("package_property.ref_id").Where(propsCond).From("package_property")))
}
return cond
}

135
routers/api/packages/container/blob.go
View File

@ -33,6 +33,60 @@ func saveAsPackageBlob(hsr packages_module.HashedSizeReader, pi *packages_servic
contentStore := packages_module.NewContentStore()
uploadVersion, err := getOrCreateUploadVersion(pi)
if err != nil {
return nil, err
}
err = db.WithTx(db.DefaultContext, func(ctx context.Context) error {
pb, exists, err = packages_model.GetOrInsertBlob(ctx, pb)
if err != nil {
log.Error("Error inserting package blob: %v", err)
return err
}
// FIXME: Workaround to be removed in v1.20
// https://github.com/go-gitea/gitea/issues/19586
if exists {
err = contentStore.Has(packages_module.BlobHash256Key(pb.HashSHA256))
if err != nil && (errors.Is(err, util.ErrNotExist) || errors.Is(err, os.ErrNotExist)) {
log.Debug("Package registry inconsistent: blob %s does not exist on file system", pb.HashSHA256)
exists = false
}
}
if !exists {
if err := contentStore.Save(packages_module.BlobHash256Key(pb.HashSHA256), hsr, hsr.Size()); err != nil {
log.Error("Error saving package blob in content store: %v", err)
return err
}
}
return createFileForBlob(ctx, uploadVersion, pb)
})
if err != nil {
if !exists {
if err := contentStore.Delete(packages_module.BlobHash256Key(pb.HashSHA256)); err != nil {
log.Error("Error deleting package blob from content store: %v", err)
}
}
return nil, err
}
return pb, nil
}
// mountBlob mounts the specific blob to a different package
func mountBlob(pi *packages_service.PackageInfo, pb *packages_model.PackageBlob) error {
uploadVersion, err := getOrCreateUploadVersion(pi)
if err != nil {
return err
}
return db.WithTx(db.DefaultContext, func(ctx context.Context) error {
return createFileForBlob(ctx, uploadVersion, pb)
})
}
func getOrCreateUploadVersion(pi *packages_service.PackageInfo) (*packages_model.PackageVersion, error) {
var uploadVersion *packages_model.PackageVersion
// FIXME: Replace usage of mutex with database transaction
@ -83,66 +137,35 @@ func saveAsPackageBlob(hsr packages_module.HashedSizeReader, pi *packages_servic
return nil
})
uploadVersionMutex.Unlock()
if err != nil {
return nil, err
return uploadVersion, err
}
func createFileForBlob(ctx context.Context, pv *packages_model.PackageVersion, pb *packages_model.PackageBlob) error {
filename := strings.ToLower(fmt.Sprintf("sha256_%s", pb.HashSHA256))
pf := &packages_model.PackageFile{
VersionID: pv.ID,
BlobID: pb.ID,
Name: filename,
LowerName: filename,
CompositeKey: packages_model.EmptyFileKey,
}
var err error
if pf, err = packages_model.TryInsertFile(ctx, pf); err != nil {
if err == packages_model.ErrDuplicatePackageFile {
return nil
}
log.Error("Error inserting package file: %v", err)
return err
}
err = db.WithTx(db.DefaultContext, func(ctx context.Context) error {
pb, exists, err = packages_model.GetOrInsertBlob(ctx, pb)
if err != nil {
log.Error("Error inserting package blob: %v", err)
return err
}
// FIXME: Workaround to be removed in v1.20
// https://github.com/go-gitea/gitea/issues/19586
if exists {
err = contentStore.Has(packages_module.BlobHash256Key(pb.HashSHA256))
if err != nil && (errors.Is(err, util.ErrNotExist) || errors.Is(err, os.ErrNotExist)) {
log.Debug("Package registry inconsistent: blob %s does not exist on file system", pb.HashSHA256)
exists = false
}
}
if !exists {
if err := contentStore.Save(packages_module.BlobHash256Key(pb.HashSHA256), hsr, hsr.Size()); err != nil {
log.Error("Error saving package blob in content store: %v", err)
return err
}
}
filename := strings.ToLower(fmt.Sprintf("sha256_%s", pb.HashSHA256))
pf := &packages_model.PackageFile{
VersionID: uploadVersion.ID,
BlobID: pb.ID,
Name: filename,
LowerName: filename,
CompositeKey: packages_model.EmptyFileKey,
}
if pf, err = packages_model.TryInsertFile(ctx, pf); err != nil {
if err == packages_model.ErrDuplicatePackageFile {
return nil
}
log.Error("Error inserting package file: %v", err)
return err
}
if _, err := packages_model.InsertProperty(ctx, packages_model.PropertyTypeFile, pf.ID, container_module.PropertyDigest, digestFromPackageBlob(pb)); err != nil {
log.Error("Error setting package file property: %v", err)
return err
}
return nil
})
if err != nil {
if !exists {
if err := contentStore.Delete(packages_module.BlobHash256Key(pb.HashSHA256)); err != nil {
log.Error("Error deleting package blob from content store: %v", err)
}
}
return nil, err
if _, err := packages_model.InsertProperty(ctx, packages_model.PropertyTypeFile, pf.ID, container_module.PropertyDigest, digestFromPackageBlob(pb)); err != nil {
log.Error("Error setting package file property: %v", err)
return err
}
return pb, nil
return nil
}
func deleteBlob(ownerID int64, image, digest string) error {

9
routers/api/packages/container/container.go
View File

@ -195,10 +195,15 @@ func InitiateUploadBlob(ctx *context.Context) {
from := ctx.FormTrim("from")
if mount != "" {
blob, _ := workaroundGetContainerBlob(ctx, &container_model.BlobSearchOptions{
Image: from,
Digest: mount,
Repository: from,
Digest: mount,
})
if blob != nil {
if err := mountBlob(&packages_service.PackageInfo{Owner: ctx.Package.Owner, Name: image}, blob.Blob); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Location: fmt.Sprintf("/v2/%s/%s/blobs/%s", ctx.Package.Owner.LowerName, image, mount),
ContentDigest: mount,

2
templates/package/settings.tmpl
View File

@ -51,7 +51,7 @@
{{.locale.Tr "packages.settings.delete"}}
</div>
<div class="content">
<div class="ui warning message text left">
<div class="ui warning message text left word-break">
{{.locale.Tr "packages.settings.delete.notice" .PackageDescriptor.Package.Name .PackageDescriptor.Version.Version}}
</div>
<form class="ui form" action="{{.Link}}" method="post">

41
tests/integration/api_packages_container_test.go
View File

@ -256,6 +256,32 @@ func TestPackageContainer(t *testing.T) {
})
})
t.Run("UploadBlob/Mount", func(t *testing.T) {
defer tests.PrintCurrentTest(t)()
req := NewRequest(t, "POST", fmt.Sprintf("%s/blobs/uploads?mount=%s", url, unknownDigest))
addTokenAuthHeader(req, userToken)
MakeRequest(t, req, http.StatusAccepted)
req = NewRequest(t, "POST", fmt.Sprintf("%s/blobs/uploads?mount=%s", url, blobDigest))
addTokenAuthHeader(req, userToken)
resp := MakeRequest(t, req, http.StatusCreated)
assert.Equal(t, fmt.Sprintf("/v2/%s/%s/blobs/%s", user.Name, image, blobDigest), resp.Header().Get("Location"))
assert.Equal(t, blobDigest, resp.Header().Get("Docker-Content-Digest"))
req = NewRequest(t, "POST", fmt.Sprintf("%s/blobs/uploads?mount=%s&from=%s", url, unknownDigest, "unknown/image"))
addTokenAuthHeader(req, userToken)
MakeRequest(t, req, http.StatusAccepted)
req = NewRequest(t, "POST", fmt.Sprintf("%s/blobs/uploads?mount=%s&from=%s/%s", url, blobDigest, user.Name, image))
addTokenAuthHeader(req, userToken)
resp = MakeRequest(t, req, http.StatusCreated)
assert.Equal(t, fmt.Sprintf("/v2/%s/%s/blobs/%s", user.Name, image, blobDigest), resp.Header().Get("Location"))
assert.Equal(t, blobDigest, resp.Header().Get("Docker-Content-Digest"))
})
for _, tag := range tags {
t.Run(fmt.Sprintf("[Tag:%s]", tag), func(t *testing.T) {
t.Run("UploadManifest", func(t *testing.T) {
@ -444,21 +470,6 @@ func TestPackageContainer(t *testing.T) {
assert.Equal(t, indexManifestDigest, pd.Files[0].Properties.GetByName(container_module.PropertyDigest))
})
t.Run("UploadBlob/Mount", func(t *testing.T) {
defer tests.PrintCurrentTest(t)()
req := NewRequest(t, "POST", fmt.Sprintf("%s/blobs/uploads?mount=%s", url, unknownDigest))
addTokenAuthHeader(req, userToken)
MakeRequest(t, req, http.StatusAccepted)
req = NewRequest(t, "POST", fmt.Sprintf("%s/blobs/uploads?mount=%s", url, blobDigest))
addTokenAuthHeader(req, userToken)
resp := MakeRequest(t, req, http.StatusCreated)
assert.Equal(t, fmt.Sprintf("/v2/%s/%s/blobs/%s", user.Name, image, blobDigest), resp.Header().Get("Location"))
assert.Equal(t, blobDigest, resp.Header().Get("Docker-Content-Digest"))
})
t.Run("HeadBlob", func(t *testing.T) {
defer tests.PrintCurrentTest(t)()