0
Fork 0
mirror of https://github.com/project-zot/zot.git synced 2024-12-23 22:27:35 -05:00
zot/pkg/storage/scrub_test.go
slab713 8ffb053cec
Replaced deprecated io/ioutil functions (#768)
Signed-off-by: slab713 <109306207+slab713@users.noreply.github.com>
2022-09-02 15:56:02 +03:00

246 lines
7 KiB
Go

package storage_test
import (
"bytes"
"encoding/json"
"fmt"
"os"
"path"
"regexp"
"strings"
"testing"
"time"
godigest "github.com/opencontainers/go-digest"
ispec "github.com/opencontainers/image-spec/specs-go/v1"
. "github.com/smartystreets/goconvey/convey"
"zotregistry.io/zot/pkg/extensions/monitoring"
"zotregistry.io/zot/pkg/log"
"zotregistry.io/zot/pkg/storage"
)
const (
repoName = "test"
)
func TestCheckAllBlobsIntegrity(t *testing.T) {
dir := t.TempDir()
log := log.NewLogger("debug", "")
metrics := monitoring.NewMetricsServer(false, log)
imgStore := storage.NewImageStore(dir, true, storage.DefaultGCDelay,
true, true, log, metrics, nil)
Convey("Scrub only one repo", t, func(c C) {
// initialize repo
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(repoName), ShouldResemble, imgStore)
storeCtlr := storage.StoreController{}
storeCtlr.DefaultStore = imgStore
const tag = "1.0"
var manifest string
var config string
var layer string
// create layer digest
body := []byte("this is a blob")
buf := bytes.NewBuffer(body)
buflen := buf.Len()
digest := godigest.FromBytes(body)
upload, n, err := imgStore.FullBlobUpload(repoName, buf, digest.String())
So(err, ShouldBeNil)
So(n, ShouldEqual, len(body))
So(upload, ShouldNotBeEmpty)
layer = digest.String()
// create config digest
created := time.Now().Format("2006-01-02T15:04:05Z")
configBody := []byte(fmt.Sprintf(`{
"created": "%v",
"architecture": "amd64",
"os": "linux",
"rootfs": {
"type": "layers",
"diff_ids": [
"",
""
]
},
"history": [
{
"created": "%v",
"created_by": ""
},
{
"created": "%v",
"created_by": "",
"empty_layer": true
}
]
}`, created, created, created))
configBuf := bytes.NewBuffer(configBody)
configLen := configBuf.Len()
configDigest := godigest.FromBytes(configBody)
uConfig, nConfig, err := imgStore.FullBlobUpload(repoName, configBuf, configDigest.String())
So(err, ShouldBeNil)
So(nConfig, ShouldEqual, len(configBody))
So(uConfig, ShouldNotBeEmpty)
config = configDigest.String()
// create manifest and add it to the repository
annotationsMap := make(map[string]string)
annotationsMap[ispec.AnnotationRefName] = tag
mnfst := ispec.Manifest{
Config: ispec.Descriptor{
MediaType: "application/vnd.oci.image.config.v1+json",
Digest: configDigest,
Size: int64(configLen),
},
Layers: []ispec.Descriptor{
{
MediaType: "application/vnd.oci.image.layer.v1.tar",
Digest: digest,
Size: int64(buflen),
},
},
Annotations: annotationsMap,
}
mnfst.SchemaVersion = 2
mbytes, err := json.Marshal(mnfst)
So(err, ShouldBeNil)
manifest, err = imgStore.PutImageManifest(repoName, tag, ispec.MediaTypeImageManifest,
mbytes)
So(err, ShouldBeNil)
Convey("Blobs integrity not affected", func() {
buff := bytes.NewBufferString("")
res, err := storeCtlr.CheckAllBlobsIntegrity()
res.PrintScrubResults(buff)
So(err, ShouldBeNil)
space := regexp.MustCompile(`\s+`)
str := space.ReplaceAllString(buff.String(), " ")
actual := strings.TrimSpace(str)
So(actual, ShouldContainSubstring, "IMAGE NAME TAG STATUS ERROR")
So(actual, ShouldContainSubstring, "test 1.0 ok")
})
Convey("Manifest integrity affected", func() {
// get content of manifest file
content, _, _, err := imgStore.GetImageManifest(repoName, manifest)
So(err, ShouldBeNil)
// delete content of manifest file
manifest = strings.ReplaceAll(manifest, "sha256:", "")
manifestFile := path.Join(imgStore.RootDir(), repoName, "/blobs/sha256", manifest)
err = os.Truncate(manifestFile, 0)
So(err, ShouldBeNil)
buff := bytes.NewBufferString("")
res, err := storeCtlr.CheckAllBlobsIntegrity()
res.PrintScrubResults(buff)
So(err, ShouldBeNil)
space := regexp.MustCompile(`\s+`)
str := space.ReplaceAllString(buff.String(), " ")
actual := strings.TrimSpace(str)
So(actual, ShouldContainSubstring, "IMAGE NAME TAG STATUS ERROR")
// verify error message
So(actual, ShouldContainSubstring, "test 1.0 affected parse application/vnd.oci.image.manifest.v1+json")
// put manifest content back to file
err = os.WriteFile(manifestFile, content, 0o600)
So(err, ShouldBeNil)
})
Convey("Config integrity affected", func() {
// get content of config file
content, err := imgStore.GetBlobContent(repoName, config)
So(err, ShouldBeNil)
// delete content of config file
config = strings.ReplaceAll(config, "sha256:", "")
configFile := path.Join(imgStore.RootDir(), repoName, "/blobs/sha256", config)
err = os.Truncate(configFile, 0)
So(err, ShouldBeNil)
buff := bytes.NewBufferString("")
res, err := storeCtlr.CheckAllBlobsIntegrity()
res.PrintScrubResults(buff)
So(err, ShouldBeNil)
space := regexp.MustCompile(`\s+`)
str := space.ReplaceAllString(buff.String(), " ")
actual := strings.TrimSpace(str)
So(actual, ShouldContainSubstring, "IMAGE NAME TAG STATUS ERROR")
So(actual, ShouldContainSubstring, "test 1.0 affected stat: parse application/vnd.oci.image.config.v1+json")
// put config content back to file
err = os.WriteFile(configFile, content, 0o600)
So(err, ShouldBeNil)
})
Convey("Layers integrity affected", func() {
// get content of layer
content, err := imgStore.GetBlobContent(repoName, layer)
So(err, ShouldBeNil)
// delete content of layer file
layer = strings.ReplaceAll(layer, "sha256:", "")
layerFile := path.Join(imgStore.RootDir(), repoName, "/blobs/sha256", layer)
err = os.Truncate(layerFile, 0)
So(err, ShouldBeNil)
buff := bytes.NewBufferString("")
res, err := storeCtlr.CheckAllBlobsIntegrity()
res.PrintScrubResults(buff)
So(err, ShouldBeNil)
space := regexp.MustCompile(`\s+`)
str := space.ReplaceAllString(buff.String(), " ")
actual := strings.TrimSpace(str)
So(actual, ShouldContainSubstring, "IMAGE NAME TAG STATUS ERROR")
So(actual, ShouldContainSubstring, "test 1.0 affected blob: bad blob digest")
// put layer content back to file
err = os.WriteFile(layerFile, content, 0o600)
So(err, ShouldBeNil)
})
Convey("Layer not found", func() {
// delete layer file
layer = strings.ReplaceAll(layer, "sha256:", "")
layerFile := path.Join(imgStore.RootDir(), repoName, "/blobs/sha256", layer)
err = os.Remove(layerFile)
So(err, ShouldBeNil)
buff := bytes.NewBufferString("")
res, err := storeCtlr.CheckAllBlobsIntegrity()
res.PrintScrubResults(buff)
So(err, ShouldBeNil)
space := regexp.MustCompile(`\s+`)
str := space.ReplaceAllString(buff.String(), " ")
actual := strings.TrimSpace(str)
So(actual, ShouldContainSubstring, "IMAGE NAME TAG STATUS ERROR")
So(actual, ShouldContainSubstring, "test 1.0 affected blob: not found")
})
})
}