mirror of
https://github.com/project-zot/zot.git
synced 2024-12-23 22:27:35 -05:00
251 lines
7.4 KiB
Go
251 lines
7.4 KiB
Go
package trivy
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import (
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"bytes"
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"encoding/json"
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"os"
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"path"
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"testing"
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godigest "github.com/opencontainers/go-digest"
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ispec "github.com/opencontainers/image-spec/specs-go/v1"
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. "github.com/smartystreets/goconvey/convey"
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"zotregistry.io/zot/pkg/extensions/monitoring"
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"zotregistry.io/zot/pkg/extensions/search/common"
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"zotregistry.io/zot/pkg/log"
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"zotregistry.io/zot/pkg/meta/repodb"
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bolt "zotregistry.io/zot/pkg/meta/repodb/boltdb-wrapper"
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"zotregistry.io/zot/pkg/storage"
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"zotregistry.io/zot/pkg/storage/local"
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"zotregistry.io/zot/pkg/test"
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)
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func generateTestImage(storeController storage.StoreController, image string) {
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repoName, tag := common.GetImageDirAndTag(image)
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config, layers, manifest, err := test.GetImageComponents(10)
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So(err, ShouldBeNil)
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store := storeController.GetImageStore(repoName)
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err = store.InitRepo(repoName)
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So(err, ShouldBeNil)
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for _, layerBlob := range layers {
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layerReader := bytes.NewReader(layerBlob)
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layerDigest := godigest.FromBytes(layerBlob)
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_, _, err = store.FullBlobUpload(repoName, layerReader, layerDigest)
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So(err, ShouldBeNil)
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}
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configBlob, err := json.Marshal(config)
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So(err, ShouldBeNil)
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configReader := bytes.NewReader(configBlob)
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configDigest := godigest.FromBytes(configBlob)
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_, _, err = store.FullBlobUpload(repoName, configReader, configDigest)
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So(err, ShouldBeNil)
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manifestBlob, err := json.Marshal(manifest)
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So(err, ShouldBeNil)
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_, err = store.PutImageManifest(repoName, tag, ispec.MediaTypeImageManifest, manifestBlob)
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So(err, ShouldBeNil)
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}
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func TestMultipleStoragePath(t *testing.T) {
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Convey("Test multiple storage path", t, func() {
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// Create temporary directory
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firstRootDir := t.TempDir()
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secondRootDir := t.TempDir()
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thirdRootDir := t.TempDir()
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log := log.NewLogger("debug", "")
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metrics := monitoring.NewMetricsServer(false, log)
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// Create ImageStore
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firstStore := local.NewImageStore(firstRootDir, false, storage.DefaultGCDelay, false, false, log, metrics, nil, nil)
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secondStore := local.NewImageStore(secondRootDir, false, storage.DefaultGCDelay, false, false, log, metrics, nil, nil)
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thirdStore := local.NewImageStore(thirdRootDir, false, storage.DefaultGCDelay, false, false, log, metrics, nil, nil)
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storeController := storage.StoreController{}
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storeController.DefaultStore = firstStore
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subStore := make(map[string]storage.ImageStore)
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subStore["/a"] = secondStore
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subStore["/b"] = thirdStore
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storeController.SubStore = subStore
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repoDB, err := bolt.NewBoltDBWrapper(bolt.DBParameters{
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RootDir: firstRootDir,
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})
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So(err, ShouldBeNil)
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err = repodb.SyncRepoDB(repoDB, storeController, log)
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So(err, ShouldBeNil)
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scanner := NewScanner(storeController, repoDB, "ghcr.io/project-zot/trivy-db", log)
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So(scanner.storeController.DefaultStore, ShouldNotBeNil)
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So(scanner.storeController.SubStore, ShouldNotBeNil)
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img0 := "test/image0:tag0"
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img1 := "a/test/image1:tag1"
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img2 := "b/test/image2:tag2"
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opts := scanner.getTrivyOptions(img0)
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So(opts.ScanOptions.Target, ShouldEqual, path.Join(firstStore.RootDir(), img0))
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opts = scanner.getTrivyOptions(img1)
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So(opts.ScanOptions.Target, ShouldEqual, path.Join(secondStore.RootDir(), img1))
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opts = scanner.getTrivyOptions(img2)
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So(opts.ScanOptions.Target, ShouldEqual, path.Join(thirdStore.RootDir(), img2))
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generateTestImage(storeController, img0)
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generateTestImage(storeController, img1)
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generateTestImage(storeController, img2)
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// Download DB since DB download on scan is disabled
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err = scanner.UpdateDB()
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So(err, ShouldBeNil)
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// Scanning image in default store
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cveMap, err := scanner.ScanImage(img0)
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So(err, ShouldBeNil)
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So(len(cveMap), ShouldEqual, 0)
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// Scanning image in substore
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cveMap, err = scanner.ScanImage(img1)
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So(err, ShouldBeNil)
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So(len(cveMap), ShouldEqual, 0)
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// Scanning image which does not exist
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cveMap, err = scanner.ScanImage("a/test/image2:tag100")
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So(err, ShouldNotBeNil)
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So(len(cveMap), ShouldEqual, 0)
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// Download the DB to a default store location without permissions
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err = os.Chmod(firstRootDir, 0o000)
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So(err, ShouldBeNil)
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err = scanner.UpdateDB()
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So(err, ShouldNotBeNil)
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// Check the download works correctly when permissions allow
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err = os.Chmod(firstRootDir, 0o777)
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So(err, ShouldBeNil)
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err = scanner.UpdateDB()
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So(err, ShouldBeNil)
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// Download the DB to a substore location without permissions
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err = os.Chmod(secondRootDir, 0o000)
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So(err, ShouldBeNil)
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err = scanner.UpdateDB()
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So(err, ShouldNotBeNil)
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err = os.Chmod(secondRootDir, 0o777)
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So(err, ShouldBeNil)
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})
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}
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func TestTrivyLibraryErrors(t *testing.T) {
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Convey("Test trivy API errors", t, func() {
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// Create temporary directory
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rootDir := t.TempDir()
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err := test.CopyFiles("../../../../../test/data/zot-test", path.Join(rootDir, "zot-test"))
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So(err, ShouldBeNil)
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log := log.NewLogger("debug", "")
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metrics := monitoring.NewMetricsServer(false, log)
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// Create ImageStore
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store := local.NewImageStore(rootDir, false, storage.DefaultGCDelay, false, false, log, metrics, nil, nil)
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storeController := storage.StoreController{}
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storeController.DefaultStore = store
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repoDB, err := bolt.NewBoltDBWrapper(bolt.DBParameters{
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RootDir: rootDir,
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})
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So(err, ShouldBeNil)
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err = repodb.SyncRepoDB(repoDB, storeController, log)
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So(err, ShouldBeNil)
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scanner := NewScanner(storeController, repoDB, "ghcr.io/project-zot/trivy-db", log)
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// Download DB since DB download on scan is disabled
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err = scanner.UpdateDB()
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So(err, ShouldBeNil)
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img := "zot-test:0.0.1"
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// Scanning image with correct options
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opts := scanner.getTrivyOptions(img)
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_, err = scanner.runTrivy(opts)
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So(err, ShouldBeNil)
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// Scanning image with incorrect cache options
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// to trigger runner initialization errors
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opts.CacheOptions.CacheBackend = "redis://asdf!$%&!*)("
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_, err = scanner.runTrivy(opts)
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So(err, ShouldNotBeNil)
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// Scanning image with invalid input to trigger a scanner error
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opts = scanner.getTrivyOptions("nonexisting_image:0.0.1")
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_, err = scanner.runTrivy(opts)
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So(err, ShouldNotBeNil)
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// Scanning image with incorrect report options
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// to trigger report filtering errors
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opts = scanner.getTrivyOptions(img)
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opts.ReportOptions.IgnorePolicy = "invalid file path"
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_, err = scanner.runTrivy(opts)
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So(err, ShouldNotBeNil)
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})
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}
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func TestDefaultTrivyDBUrl(t *testing.T) {
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Convey("Test trivy DB download from default location", t, func() {
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// Create temporary directory
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rootDir := t.TempDir()
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err := test.CopyFiles("../../../../../test/data/zot-test", path.Join(rootDir, "zot-test"))
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So(err, ShouldBeNil)
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log := log.NewLogger("debug", "")
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metrics := monitoring.NewMetricsServer(false, log)
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// Create ImageStore
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store := local.NewImageStore(rootDir, false, storage.DefaultGCDelay, false, false, log, metrics, nil, nil)
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storeController := storage.StoreController{}
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storeController.DefaultStore = store
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repoDB, err := bolt.NewBoltDBWrapper(bolt.DBParameters{
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RootDir: rootDir,
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})
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So(err, ShouldBeNil)
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err = repodb.SyncRepoDB(repoDB, storeController, log)
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So(err, ShouldBeNil)
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// Use empty string for DB repository, the default url would be used internally
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scanner := NewScanner(storeController, repoDB, "", log)
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// Download DB since DB download on scan is disabled
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err = scanner.UpdateDB()
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So(err, ShouldBeNil)
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img := "zot-test:0.0.1"
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// Scanning image
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opts := scanner.getTrivyOptions(img)
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_, err = scanner.runTrivy(opts)
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So(err, ShouldBeNil)
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})
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}
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