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zot/pkg/storage/storage_test.go
Petu Eusebiu 5e22acbbc4 s3: added logic for deduping blobs
Because s3 doesn't support hard links we store duplicated blobs
as empty files. When the original blob is deleted its content is
moved to the the next duplicated blob and so on.

Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>
2022-05-24 17:00:10 -07:00

736 lines
23 KiB
Go

package storage_test
import (
"bytes"
"context"
_ "crypto/sha256"
"encoding/json"
"fmt"
"os"
"path"
"strings"
"sync"
"testing"
"time"
// Add s3 support.
"github.com/docker/distribution/registry/storage/driver"
"github.com/docker/distribution/registry/storage/driver/factory"
_ "github.com/docker/distribution/registry/storage/driver/s3-aws"
guuid "github.com/gofrs/uuid"
godigest "github.com/opencontainers/go-digest"
ispec "github.com/opencontainers/image-spec/specs-go/v1"
"github.com/rs/zerolog"
. "github.com/smartystreets/goconvey/convey"
"gopkg.in/resty.v1"
"zotregistry.io/zot/pkg/extensions/monitoring"
"zotregistry.io/zot/pkg/log"
"zotregistry.io/zot/pkg/storage"
"zotregistry.io/zot/pkg/storage/s3"
"zotregistry.io/zot/pkg/test"
)
func cleanupStorage(store driver.StorageDriver, name string) {
_ = store.Delete(context.Background(), name)
}
func skipIt(t *testing.T) {
t.Helper()
if os.Getenv("S3MOCK_ENDPOINT") == "" {
t.Skip("Skipping testing without AWS S3 mock server")
}
}
func createObjectsStore(rootDir string, cacheDir string) (driver.StorageDriver, storage.ImageStore, error) {
bucket := "zot-storage-test"
endpoint := os.Getenv("S3MOCK_ENDPOINT")
storageDriverParams := map[string]interface{}{
"rootDir": rootDir,
"name": "s3",
"region": "us-east-2",
"bucket": bucket,
"regionendpoint": endpoint,
"accesskey": "minioadmin",
"secretkey": "minioadmin",
"secure": false,
"skipverify": false,
}
storeName := fmt.Sprintf("%v", storageDriverParams["name"])
store, err := factory.Create(storeName, storageDriverParams)
if err != nil {
panic(err)
}
// create bucket if it doesn't exists
_, err = resty.R().Put("http://" + endpoint + "/" + bucket)
if err != nil {
panic(err)
}
log := log.Logger{Logger: zerolog.New(os.Stdout)}
metrics := monitoring.NewMetricsServer(false, log)
il := s3.NewImageStore(rootDir, cacheDir, false, storage.DefaultGCDelay, true, false, log, metrics, store)
return store, il, err
}
// nolint: gochecknoglobals
var testCases = []struct {
testCaseName string
storageType string
}{
{
testCaseName: "S3APIs",
storageType: "s3",
},
{
testCaseName: "FileSystemAPIs",
storageType: "fs",
},
}
func TestStorageAPIs(t *testing.T) {
for _, testcase := range testCases {
testcase := testcase
t.Run(testcase.testCaseName, func(t *testing.T) {
var imgStore storage.ImageStore
if testcase.storageType == "s3" {
skipIt(t)
uuid, err := guuid.NewV4()
if err != nil {
panic(err)
}
testDir := path.Join("/oci-repo-test", uuid.String())
tdir := t.TempDir()
var store driver.StorageDriver
store, imgStore, _ = createObjectsStore(testDir, tdir)
defer cleanupStorage(store, testDir)
} else {
dir := t.TempDir()
log := log.Logger{Logger: zerolog.New(os.Stdout)}
metrics := monitoring.NewMetricsServer(false, log)
imgStore = storage.NewImageStore(dir, true, storage.DefaultGCDelay, true, true, log, metrics)
}
Convey("Repo layout", t, func(c C) {
repoName := "test"
Convey("Validate repo without initialization", func() {
v, err := imgStore.ValidateRepo(repoName)
So(v, ShouldEqual, false)
So(err, ShouldNotBeNil)
ok := imgStore.DirExists(path.Join(imgStore.RootDir(), repoName))
So(ok, ShouldBeFalse)
})
Convey("Initialize repo", func() {
err := imgStore.InitRepo(repoName)
So(err, ShouldBeNil)
ok := imgStore.DirExists(path.Join(imgStore.RootDir(), repoName))
So(ok, ShouldBeTrue)
storeController := storage.StoreController{}
storeController.DefaultStore = imgStore
So(storeController.GetImageStore("test"), ShouldResemble, imgStore)
})
Convey("Validate repo", func() {
v, err := imgStore.ValidateRepo(repoName)
So(err, ShouldBeNil)
So(v, ShouldEqual, true)
})
Convey("Get repos", func() {
v, err := imgStore.GetRepositories()
So(err, ShouldBeNil)
So(v, ShouldNotBeEmpty)
})
Convey("Get image tags", func() {
v, err := imgStore.GetImageTags("test")
So(err, ShouldBeNil)
So(v, ShouldBeEmpty)
})
Convey("Full blob upload", func() {
body := []byte("this is a blob")
buf := bytes.NewBuffer(body)
digest := godigest.FromBytes(body)
upload, n, err := imgStore.FullBlobUpload("test", buf, digest.String())
So(err, ShouldBeNil)
So(n, ShouldEqual, len(body))
So(upload, ShouldNotBeEmpty)
})
Convey("New blob upload", func() {
upload, err := imgStore.NewBlobUpload("test")
So(err, ShouldBeNil)
So(upload, ShouldNotBeEmpty)
err = imgStore.DeleteBlobUpload("test", upload)
So(err, ShouldBeNil)
upload, err = imgStore.NewBlobUpload("test")
So(err, ShouldBeNil)
So(upload, ShouldNotBeEmpty)
Convey("Get blob upload", func() {
bupload, err := imgStore.GetBlobUpload("test", "invalid")
So(err, ShouldNotBeNil)
So(bupload, ShouldEqual, -1)
bupload, err = imgStore.GetBlobUpload("test", upload)
So(err, ShouldBeNil)
So(bupload, ShouldBeGreaterThanOrEqualTo, 0)
bupload, err = imgStore.BlobUploadInfo("test", upload)
So(err, ShouldBeNil)
So(bupload, ShouldBeGreaterThanOrEqualTo, 0)
content := []byte("test-data1")
firstChunkContent := []byte("test")
firstChunkBuf := bytes.NewBuffer(firstChunkContent)
secondChunkContent := []byte("-data1")
secondChunkBuf := bytes.NewBuffer(secondChunkContent)
firstChunkLen := firstChunkBuf.Len()
secondChunkLen := secondChunkBuf.Len()
buf := bytes.NewBuffer(content)
buflen := buf.Len()
digest := godigest.FromBytes(content)
blobDigest := digest
// invalid chunk range
_, err = imgStore.PutBlobChunk("test", upload, 10, int64(buflen), buf)
So(err, ShouldNotBeNil)
bupload, err = imgStore.PutBlobChunk("test", upload, 0, int64(firstChunkLen), firstChunkBuf)
So(err, ShouldBeNil)
So(bupload, ShouldEqual, firstChunkLen)
bupload, err = imgStore.GetBlobUpload("test", upload)
So(err, ShouldBeNil)
So(bupload, ShouldEqual, int64(firstChunkLen))
bupload, err = imgStore.BlobUploadInfo("test", upload)
So(err, ShouldBeNil)
So(bupload, ShouldEqual, int64(firstChunkLen))
bupload, err = imgStore.PutBlobChunk("test", upload, int64(firstChunkLen), int64(buflen), secondChunkBuf)
So(err, ShouldBeNil)
So(bupload, ShouldEqual, secondChunkLen)
err = imgStore.FinishBlobUpload("test", upload, buf, digest.String())
So(err, ShouldBeNil)
_, _, err = imgStore.CheckBlob("test", digest.String())
So(err, ShouldBeNil)
_, _, err = imgStore.GetBlob("test", digest.String(), "application/vnd.oci.image.layer.v1.tar+gzip")
So(err, ShouldBeNil)
manifest := ispec.Manifest{}
manifest.SchemaVersion = 2
manifestBuf, err := json.Marshal(manifest)
So(err, ShouldBeNil)
Convey("Bad image manifest", func() {
_, err = imgStore.PutImageManifest("test", digest.String(), "application/json",
manifestBuf)
So(err, ShouldNotBeNil)
_, err = imgStore.PutImageManifest("test", digest.String(), ispec.MediaTypeImageManifest,
[]byte{})
So(err, ShouldNotBeNil)
_, err = imgStore.PutImageManifest("test", digest.String(), ispec.MediaTypeImageManifest,
[]byte(`{"test":true}`))
So(err, ShouldNotBeNil)
_, err = imgStore.PutImageManifest("test", digest.String(), ispec.MediaTypeImageManifest,
manifestBuf)
So(err, ShouldNotBeNil)
_, _, _, err = imgStore.GetImageManifest("test", digest.String())
So(err, ShouldNotBeNil)
_, _, _, err = imgStore.GetImageManifest("inexistent", digest.String())
So(err, ShouldNotBeNil)
})
Convey("Good image manifest", func() {
cblob, cdigest := test.GetRandomImageConfig()
_, clen, err := imgStore.FullBlobUpload("test", bytes.NewReader(cblob), cdigest.String())
So(err, ShouldBeNil)
So(clen, ShouldEqual, len(cblob))
hasBlob, _, err := imgStore.CheckBlob("test", cdigest.String())
So(err, ShouldBeNil)
So(hasBlob, ShouldEqual, true)
annotationsMap := make(map[string]string)
annotationsMap[ispec.AnnotationRefName] = "1.0"
manifest := ispec.Manifest{
Config: ispec.Descriptor{
MediaType: "application/vnd.oci.image.config.v1+json",
Digest: cdigest,
Size: int64(len(cblob)),
},
Layers: []ispec.Descriptor{
{
MediaType: "application/vnd.oci.image.layer.v1.tar",
Digest: digest,
Size: int64(buflen),
},
},
Annotations: annotationsMap,
}
manifest.SchemaVersion = 2
manifestBuf, err = json.Marshal(manifest)
So(err, ShouldBeNil)
digest := godigest.FromBytes(manifestBuf)
// bad manifest
manifest.Layers[0].Digest = godigest.FromBytes([]byte("inexistent"))
badMb, err := json.Marshal(manifest)
So(err, ShouldBeNil)
_, err = imgStore.PutImageManifest("test", "1.0", ispec.MediaTypeImageManifest, badMb)
So(err, ShouldNotBeNil)
_, err = imgStore.PutImageManifest("test", "1.0", ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldBeNil)
// same manifest for coverage
_, err = imgStore.PutImageManifest("test", "1.0", ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldBeNil)
_, err = imgStore.PutImageManifest("test", "2.0", ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldBeNil)
_, err = imgStore.PutImageManifest("test", "3.0", ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldBeNil)
_, err = imgStore.GetImageTags("inexistent")
So(err, ShouldNotBeNil)
// total tags should be 3 but they have same reference.
tags, err := imgStore.GetImageTags("test")
So(err, ShouldBeNil)
So(len(tags), ShouldEqual, 3)
_, _, _, err = imgStore.GetImageManifest("test", digest.String())
So(err, ShouldBeNil)
_, _, _, err = imgStore.GetImageManifest("test", "3.0")
So(err, ShouldBeNil)
err = imgStore.DeleteImageManifest("test", "1.0")
So(err, ShouldBeNil)
tags, err = imgStore.GetImageTags("test")
So(err, ShouldBeNil)
So(len(tags), ShouldEqual, 2)
// We deleted only one tag, make sure blob should not be removed.
hasBlob, _, err = imgStore.CheckBlob("test", digest.String())
So(err, ShouldBeNil)
So(hasBlob, ShouldEqual, true)
// If we pass reference all manifest with input reference should be deleted.
err = imgStore.DeleteImageManifest("test", digest.String())
So(err, ShouldBeNil)
tags, err = imgStore.GetImageTags("test")
So(err, ShouldBeNil)
So(len(tags), ShouldEqual, 0)
// All tags/references are deleted, blob should not be present in disk.
hasBlob, _, err = imgStore.CheckBlob("test", digest.String())
So(err, ShouldNotBeNil)
So(hasBlob, ShouldEqual, false)
err = imgStore.DeleteBlob("test", "inexistent")
So(err, ShouldNotBeNil)
err = imgStore.DeleteBlob("test", godigest.FromBytes([]byte("inexistent")).String())
So(err, ShouldNotBeNil)
err = imgStore.DeleteBlob("test", blobDigest.String())
So(err, ShouldBeNil)
_, _, _, err = imgStore.GetImageManifest("test", digest.String())
So(err, ShouldNotBeNil)
})
})
err = imgStore.DeleteBlobUpload("test", upload)
So(err, ShouldNotBeNil)
})
Convey("New blob upload streamed", func() {
bupload, err := imgStore.NewBlobUpload("test")
So(err, ShouldBeNil)
So(bupload, ShouldNotBeEmpty)
Convey("Get blob upload", func() {
err = imgStore.FinishBlobUpload("test", bupload, bytes.NewBuffer([]byte{}), "inexistent")
So(err, ShouldNotBeNil)
upload, err := imgStore.GetBlobUpload("test", "invalid")
So(err, ShouldNotBeNil)
So(upload, ShouldEqual, -1)
upload, err = imgStore.GetBlobUpload("test", bupload)
So(err, ShouldBeNil)
So(upload, ShouldBeGreaterThanOrEqualTo, 0)
_, err = imgStore.BlobUploadInfo("test", "inexistent")
So(err, ShouldNotBeNil)
upload, err = imgStore.BlobUploadInfo("test", bupload)
So(err, ShouldBeNil)
So(upload, ShouldBeGreaterThanOrEqualTo, 0)
content := []byte("test-data2")
buf := bytes.NewBuffer(content)
buflen := buf.Len()
digest := godigest.FromBytes(content)
upload, err = imgStore.PutBlobChunkStreamed("test", bupload, buf)
So(err, ShouldBeNil)
So(upload, ShouldEqual, buflen)
_, err = imgStore.PutBlobChunkStreamed("test", "inexistent", buf)
So(err, ShouldNotBeNil)
err = imgStore.FinishBlobUpload("test", "inexistent", buf, digest.String())
So(err, ShouldNotBeNil)
err = imgStore.FinishBlobUpload("test", bupload, buf, digest.String())
So(err, ShouldBeNil)
_, _, err = imgStore.CheckBlob("test", digest.String())
So(err, ShouldBeNil)
_, _, err = imgStore.GetBlob("test", "inexistent", "application/vnd.oci.image.layer.v1.tar+gzip")
So(err, ShouldNotBeNil)
_, _, err = imgStore.GetBlob("test", digest.String(), "application/vnd.oci.image.layer.v1.tar+gzip")
So(err, ShouldBeNil)
blobContent, err := imgStore.GetBlobContent("test", digest.String())
So(err, ShouldBeNil)
So(content, ShouldResemble, blobContent)
_, err = imgStore.GetBlobContent("inexistent", digest.String())
So(err, ShouldNotBeNil)
manifest := ispec.Manifest{}
manifest.SchemaVersion = 2
manifestBuf, err := json.Marshal(manifest)
So(err, ShouldBeNil)
Convey("Bad digests", func() {
_, _, err := imgStore.FullBlobUpload("test", bytes.NewBuffer([]byte{}), "inexistent")
So(err, ShouldNotBeNil)
_, _, err = imgStore.CheckBlob("test", "inexistent")
So(err, ShouldNotBeNil)
})
Convey("Bad image manifest", func() {
_, err = imgStore.PutImageManifest("test", digest.String(), ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldNotBeNil)
_, err = imgStore.PutImageManifest("test", digest.String(), ispec.MediaTypeImageManifest, []byte("bad json"))
So(err, ShouldNotBeNil)
_, _, _, err = imgStore.GetImageManifest("test", digest.String())
So(err, ShouldNotBeNil)
})
Convey("Good image manifest", func() {
cblob, cdigest := test.GetRandomImageConfig()
_, clen, err := imgStore.FullBlobUpload("test", bytes.NewReader(cblob), cdigest.String())
So(err, ShouldBeNil)
So(clen, ShouldEqual, len(cblob))
hasBlob, _, err := imgStore.CheckBlob("test", cdigest.String())
So(err, ShouldBeNil)
So(hasBlob, ShouldEqual, true)
manifest := ispec.Manifest{
Config: ispec.Descriptor{
MediaType: "application/vnd.oci.image.config.v1+json",
Digest: cdigest,
Size: int64(len(cblob)),
},
Layers: []ispec.Descriptor{
{
MediaType: "application/vnd.oci.image.layer.v1.tar",
Digest: digest,
Size: int64(buflen),
},
},
}
manifest.SchemaVersion = 2
manifestBuf, err = json.Marshal(manifest)
So(err, ShouldBeNil)
digest := godigest.FromBytes(manifestBuf)
_, err = imgStore.PutImageManifest("test", digest.String(), ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldBeNil)
// same manifest for coverage
_, err = imgStore.PutImageManifest("test", digest.String(), ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldBeNil)
_, _, _, err = imgStore.GetImageManifest("test", digest.String())
So(err, ShouldBeNil)
_, err = imgStore.GetIndexContent("inexistent")
So(err, ShouldNotBeNil)
indexContent, err := imgStore.GetIndexContent("test")
So(err, ShouldBeNil)
if testcase.storageType == "fs" {
err = os.Chmod(path.Join(imgStore.RootDir(), "test", "index.json"), 0o000)
So(err, ShouldBeNil)
_, err = imgStore.GetIndexContent("test")
So(err, ShouldNotBeNil)
err = os.Chmod(path.Join(imgStore.RootDir(), "test", "index.json"), 0o644)
So(err, ShouldBeNil)
}
var index ispec.Index
err = json.Unmarshal(indexContent, &index)
So(err, ShouldBeNil)
So(len(index.Manifests), ShouldEqual, 1)
err = imgStore.DeleteImageManifest("test", "1.0")
So(err, ShouldNotBeNil)
err = imgStore.DeleteImageManifest("inexistent", "1.0")
So(err, ShouldNotBeNil)
err = imgStore.DeleteImageManifest("test", digest.String())
So(err, ShouldBeNil)
_, _, _, err = imgStore.GetImageManifest("test", digest.String())
So(err, ShouldNotBeNil)
})
})
err = imgStore.DeleteBlobUpload("test", bupload)
So(err, ShouldNotBeNil)
})
Convey("Modify manifest in-place", func() {
// original blob
upload, err := imgStore.NewBlobUpload("replace")
So(err, ShouldBeNil)
So(upload, ShouldNotBeEmpty)
content := []byte("test-data-replace-1")
buf := bytes.NewBuffer(content)
buflen := buf.Len()
digest := godigest.FromBytes(content)
blob, err := imgStore.PutBlobChunkStreamed("replace", upload, buf)
So(err, ShouldBeNil)
So(blob, ShouldEqual, buflen)
blobDigest1 := strings.Split(digest.String(), ":")[1]
So(blobDigest1, ShouldNotBeEmpty)
err = imgStore.FinishBlobUpload("replace", upload, buf, digest.String())
So(err, ShouldBeNil)
So(blob, ShouldEqual, buflen)
cblob, cdigest := test.GetRandomImageConfig()
_, clen, err := imgStore.FullBlobUpload("replace", bytes.NewReader(cblob), cdigest.String())
So(err, ShouldBeNil)
So(clen, ShouldEqual, len(cblob))
hasBlob, _, err := imgStore.CheckBlob("replace", cdigest.String())
So(err, ShouldBeNil)
So(hasBlob, ShouldEqual, true)
manifest := ispec.Manifest{
Config: ispec.Descriptor{
MediaType: "application/vnd.oci.image.config.v1+json",
Digest: cdigest,
Size: int64(len(cblob)),
},
Layers: []ispec.Descriptor{
{
MediaType: "application/vnd.oci.image.layer.v1.tar",
Digest: digest,
Size: int64(buflen),
},
},
}
manifest.SchemaVersion = 2
manifestBuf, err := json.Marshal(manifest)
So(err, ShouldBeNil)
digest = godigest.FromBytes(manifestBuf)
_, err = imgStore.PutImageManifest("replace", "1.0", ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldBeNil)
_, _, _, err = imgStore.GetImageManifest("replace", digest.String())
So(err, ShouldBeNil)
// new blob to replace
upload, err = imgStore.NewBlobUpload("replace")
So(err, ShouldBeNil)
So(upload, ShouldNotBeEmpty)
content = []byte("test-data-replace-2")
buf = bytes.NewBuffer(content)
buflen = buf.Len()
digest = godigest.FromBytes(content)
blob, err = imgStore.PutBlobChunkStreamed("replace", upload, buf)
So(err, ShouldBeNil)
So(blob, ShouldEqual, buflen)
blobDigest2 := strings.Split(digest.String(), ":")[1]
So(blobDigest2, ShouldNotBeEmpty)
err = imgStore.FinishBlobUpload("replace", upload, buf, digest.String())
So(err, ShouldBeNil)
So(blob, ShouldEqual, buflen)
cblob, cdigest = test.GetRandomImageConfig()
_, clen, err = imgStore.FullBlobUpload("replace", bytes.NewReader(cblob), cdigest.String())
So(err, ShouldBeNil)
So(clen, ShouldEqual, len(cblob))
hasBlob, _, err = imgStore.CheckBlob("replace", cdigest.String())
So(err, ShouldBeNil)
So(hasBlob, ShouldEqual, true)
manifest = ispec.Manifest{
Config: ispec.Descriptor{
MediaType: "application/vnd.oci.image.config.v1+json",
Digest: cdigest,
Size: int64(len(cblob)),
},
Layers: []ispec.Descriptor{
{
MediaType: "application/vnd.oci.image.layer.v1.tar",
Digest: digest,
Size: int64(buflen),
},
},
}
manifest.SchemaVersion = 2
manifestBuf, err = json.Marshal(manifest)
So(err, ShouldBeNil)
_ = godigest.FromBytes(manifestBuf)
_, err = imgStore.PutImageManifest("replace", "1.0", ispec.MediaTypeImageManifest, manifestBuf)
So(err, ShouldBeNil)
})
Convey("Locks", func() {
// in parallel, a mix of read and write locks - mainly for coverage
var wg sync.WaitGroup
for i := 0; i < 1000; i++ {
wg.Add(2)
go func() {
var lockLatency time.Time
defer wg.Done()
imgStore.Lock(&lockLatency)
func() {}()
imgStore.Unlock(&lockLatency)
}()
go func() {
var lockLatency time.Time
defer wg.Done()
imgStore.RLock(&lockLatency)
func() {}()
imgStore.RUnlock(&lockLatency)
}()
}
wg.Wait()
})
})
})
}
}
func TestStorageHandler(t *testing.T) {
for _, testcase := range testCases {
testcase := testcase
t.Run(testcase.testCaseName, func(t *testing.T) {
var firstStore storage.ImageStore
var secondStore storage.ImageStore
var thirdStore storage.ImageStore
var firstRootDir string
var secondRootDir string
var thirdRootDir string
if testcase.storageType == "s3" {
skipIt(t)
var firstStorageDriver driver.StorageDriver
var secondStorageDriver driver.StorageDriver
var thirdStorageDriver driver.StorageDriver
firstRootDir = "/util_test1"
firstStorageDriver, firstStore, _ = createObjectsStore(firstRootDir, t.TempDir())
defer cleanupStorage(firstStorageDriver, firstRootDir)
secondRootDir = "/util_test2"
secondStorageDriver, secondStore, _ = createObjectsStore(secondRootDir, t.TempDir())
defer cleanupStorage(secondStorageDriver, secondRootDir)
thirdRootDir = "/util_test3"
thirdStorageDriver, thirdStore, _ = createObjectsStore(thirdRootDir, t.TempDir())
defer cleanupStorage(thirdStorageDriver, thirdRootDir)
} else {
// Create temporary directory
firstRootDir = t.TempDir()
secondRootDir = t.TempDir()
thirdRootDir = t.TempDir()
log := log.NewLogger("debug", "")
metrics := monitoring.NewMetricsServer(false, log)
// Create ImageStore
firstStore = storage.NewImageStore(firstRootDir, false, storage.DefaultGCDelay, false, false, log, metrics)
secondStore = storage.NewImageStore(secondRootDir, false, storage.DefaultGCDelay, false, false, log, metrics)
thirdStore = storage.NewImageStore(thirdRootDir, false, storage.DefaultGCDelay, false, false, log, metrics)
}
Convey("Test storage handler", t, func() {
storeController := storage.StoreController{}
storeController.DefaultStore = firstStore
subStore := make(map[string]storage.ImageStore)
subStore["/a"] = secondStore
subStore["/b"] = thirdStore
storeController.SubStore = subStore
imgStore := storeController.GetImageStore("zot-x-test")
So(imgStore.RootDir(), ShouldEqual, firstRootDir)
imgStore = storeController.GetImageStore("a/zot-a-test")
So(imgStore.RootDir(), ShouldEqual, secondRootDir)
imgStore = storeController.GetImageStore("b/zot-b-test")
So(imgStore.RootDir(), ShouldEqual, thirdRootDir)
imgStore = storeController.GetImageStore("c/zot-c-test")
So(imgStore.RootDir(), ShouldEqual, firstRootDir)
})
})
}
}