func (app *app) setupBlobstore(blobstoreSettings boshsettings.Blobstore, blobManager boshblob.BlobManagerInterface) (boshblob.Blobstore, error) {
blobstoreProvider := boshblob.NewProvider(
app.platform.GetFs(),
app.platform.GetRunner(),
app.dirProvider.EtcDir(),
app.digestProvider,
app.logger,
)
blobstore, err := blobstoreProvider.Get(blobstoreSettings.Type, blobstoreSettings.Options)
if err != nil {
return nil, bosherr.WrapError(err, "Getting blobstore")
}
return boshagentblobstore.NewCascadingBlobstore(blobstore, blobManager, app.logger), nil
}
boshlog "github.com/cloudfoundry/bosh-utils/logger"
)
var _ = Describe("cascadingBlobstore", func() {
var (
innerBlobstore *fakeblob.FakeBlobstore
blobManager *fakeblob.FakeBlobManagerInterface
cascadingBlobstore boshblob.Blobstore
)
BeforeEach(func() {
innerBlobstore = &fakeblob.FakeBlobstore{}
blobManager = &fakeblob.FakeBlobManagerInterface{}
logger := boshlog.NewLogger(boshlog.LevelNone)
cascadingBlobstore = blobstore.NewCascadingBlobstore(innerBlobstore, blobManager, logger)
})
Describe("Get", func() {
Describe("when blobManager returns the file path", func() {
It("returns the path provided by the blobManager", func() {
blobManager.GetPathReturns("/path/to-copy/of-blob", nil)
filename, err := cascadingBlobstore.Get("blobID", boshcrypto.NewDigest("sha1", "fake-checksum"))
Expect(err).To(BeNil())
Expect(filename).To(Equal("/path/to-copy/of-blob"))
Expect(blobManager.GetPathCallCount()).To(Equal(1))
Expect(blobManager.GetPathArgsForCall(0)).To(Equal("blobID"))