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freeform querry api

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Signed-off-by: Laurentiu Niculae <themelopeus@gmail.com>
This commit is contained in:
Laurentiu Niculae
2022-07-12 15:58:04 +03:00
committed by Ramkumar Chinchani
parent a31869f270
commit 7e3d063319
20 changed files with 3597 additions and 562 deletions
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pkg/extensions/search/common/oci_layout.go
+133 -13
View File
@@ -20,8 +20,23 @@ import (
"zotregistry.io/zot/pkg/storage"
)
type OciLayoutUtils interface {
GetImageManifests(image string) ([]ispec.Descriptor, error)
GetImageBlobManifest(imageDir string, digest godigest.Digest) (v1.Manifest, error)
GetImageInfo(imageDir string, hash v1.Hash) (ispec.Image, error)
IsValidImageFormat(image string) (bool, error)
GetImageTagsWithTimestamp(repo string) ([]TagInfo, error)
GetImageLastUpdated(repo string, manifestDigest godigest.Digest) time.Time
GetImagePlatform(repo string, manifestDigest godigest.Digest) (string, string)
GetImageVendor(repo string, manifestDigest godigest.Digest) string
GetImageManifestSize(repo string, manifestDigest godigest.Digest) int64
GetImageConfigSize(repo string, manifestDigest godigest.Digest) int64
GetRepoLastUpdated(repo string) (time.Time, error)
GetExpandedRepoInfo(name string) (RepoInfo, error)
}
// OciLayoutInfo ...
type OciLayoutUtils struct {
type BaseOciLayoutUtils struct {
Log log.Logger
StoreController storage.StoreController
}
@@ -42,13 +57,13 @@ type Layer struct {
Digest string `json:"digest"`
}
// NewOciLayoutUtils initializes a new OciLayoutUtils object.
func NewOciLayoutUtils(storeController storage.StoreController, log log.Logger) *OciLayoutUtils {
return &OciLayoutUtils{Log: log, StoreController: storeController}
// NewBaseOciLayoutUtils initializes a new OciLayoutUtils object.
func NewBaseOciLayoutUtils(storeController storage.StoreController, log log.Logger) *BaseOciLayoutUtils {
return &BaseOciLayoutUtils{Log: log, StoreController: storeController}
}
// Below method will return image path including root dir, root dir is determined by splitting.
func (olu OciLayoutUtils) GetImageManifests(image string) ([]ispec.Descriptor, error) {
func (olu BaseOciLayoutUtils) GetImageManifests(image string) ([]ispec.Descriptor, error) {
imageStore := olu.StoreController.GetImageStore(image)
buf, err := imageStore.GetIndexContent(image)
@@ -76,7 +91,7 @@ func (olu OciLayoutUtils) GetImageManifests(image string) ([]ispec.Descriptor, e
}
//nolint: interfacer
func (olu OciLayoutUtils) GetImageBlobManifest(imageDir string, digest godigest.Digest) (v1.Manifest, error) {
func (olu BaseOciLayoutUtils) GetImageBlobManifest(imageDir string, digest godigest.Digest) (v1.Manifest, error) {
var blobIndex v1.Manifest
imageStore := olu.StoreController.GetImageStore(imageDir)
@@ -98,7 +113,7 @@ func (olu OciLayoutUtils) GetImageBlobManifest(imageDir string, digest godigest.
}
//nolint: interfacer
func (olu OciLayoutUtils) GetImageInfo(imageDir string, hash v1.Hash) (ispec.Image, error) {
func (olu BaseOciLayoutUtils) GetImageInfo(imageDir string, hash v1.Hash) (ispec.Image, error) {
var imageInfo ispec.Image
imageStore := olu.StoreController.GetImageStore(imageDir)
@@ -119,7 +134,7 @@ func (olu OciLayoutUtils) GetImageInfo(imageDir string, hash v1.Hash) (ispec.Ima
return imageInfo, err
}
func (olu OciLayoutUtils) IsValidImageFormat(image string) (bool, error) {
func (olu BaseOciLayoutUtils) IsValidImageFormat(image string) (bool, error) {
imageDir, inputTag := GetImageDirAndTag(image)
manifests, err := olu.GetImageManifests(imageDir)
@@ -158,7 +173,7 @@ func (olu OciLayoutUtils) IsValidImageFormat(image string) (bool, error) {
}
// GetImageTagsWithTimestamp returns a list of image tags with timestamp available in the specified repository.
func (olu OciLayoutUtils) GetImageTagsWithTimestamp(repo string) ([]TagInfo, error) {
func (olu BaseOciLayoutUtils) GetImageTagsWithTimestamp(repo string) ([]TagInfo, error) {
tagsInfo := make([]TagInfo, 0)
manifests, err := olu.GetImageManifests(repo)
@@ -203,7 +218,7 @@ func (olu OciLayoutUtils) GetImageTagsWithTimestamp(repo string) ([]TagInfo, err
}
// check notary signature corresponding to repo name, manifest digest and mediatype.
func (olu OciLayoutUtils) checkNotarySignature(name string, digest godigest.Digest) bool {
func (olu BaseOciLayoutUtils) checkNotarySignature(name string, digest godigest.Digest) bool {
imageStore := olu.StoreController.GetImageStore(name)
mediaType := notreg.ArtifactTypeNotation
@@ -219,7 +234,7 @@ func (olu OciLayoutUtils) checkNotarySignature(name string, digest godigest.Dige
}
// check cosign signature corresponding to manifest.
func (olu OciLayoutUtils) checkCosignSignature(name string, digest godigest.Digest) bool {
func (olu BaseOciLayoutUtils) checkCosignSignature(name string, digest godigest.Digest) bool {
imageStore := olu.StoreController.GetImageStore(name)
// if manifest is signed using cosign mechanism, cosign adds a new manifest.
@@ -240,7 +255,7 @@ func (olu OciLayoutUtils) checkCosignSignature(name string, digest godigest.Dige
// checks if manifest is signed or not
// checks for notary or cosign signature
// if cosign signature found it does not looks for notary signature.
func (olu OciLayoutUtils) checkManifestSignature(name string, digest godigest.Digest) bool {
func (olu BaseOciLayoutUtils) checkManifestSignature(name string, digest godigest.Digest) bool {
if !olu.checkCosignSignature(name, digest) {
return olu.checkNotarySignature(name, digest)
}
@@ -248,7 +263,112 @@ func (olu OciLayoutUtils) checkManifestSignature(name string, digest godigest.Di
return true
}
func (olu OciLayoutUtils) GetExpandedRepoInfo(name string) (RepoInfo, error) {
func (olu BaseOciLayoutUtils) GetImageLastUpdated(repo string, manifestDigest godigest.Digest) time.Time {
imageBlobManifest, err := olu.GetImageBlobManifest(repo, manifestDigest)
if err != nil {
olu.Log.Error().Err(err).Msg("unable to read image blob")
return time.Time{}
}
imageInfo, err := olu.GetImageInfo(repo, imageBlobManifest.Config.Digest)
if err != nil {
olu.Log.Error().Err(err).Msg("unable to read image info")
return time.Time{}
}
var timeStamp time.Time
if len(imageInfo.History) != 0 {
timeStamp = *imageInfo.History[0].Created
} else {
timeStamp = time.Time{}
}
return timeStamp
}
func (olu BaseOciLayoutUtils) GetImagePlatform(repo string, manifestDigest godigest.Digest) (
string, string,
) {
imageBlobManifest, err := olu.GetImageBlobManifest(repo, manifestDigest)
if err != nil {
olu.Log.Error().Err(err).Msg("can't get image blob manifest")
return "", ""
}
imageConfig, err := olu.GetImageInfo(repo, imageBlobManifest.Config.Digest)
if err != nil {
olu.Log.Error().Err(err).Msg("extension api: error reading image config")
return "", ""
}
return imageConfig.OS, imageConfig.Architecture
}
func (olu BaseOciLayoutUtils) GetImageVendor(repo string, manifestDigest godigest.Digest) string {
imageBlobManifest, err := olu.GetImageBlobManifest(repo, manifestDigest)
if err != nil {
olu.Log.Error().Err(err).Msg("can't get image blob manifest")
return ""
}
imageConfig, err := olu.GetImageInfo(repo, imageBlobManifest.Config.Digest)
if err != nil {
olu.Log.Error().Err(err).Msg("extension api: error reading image config")
return ""
}
return imageConfig.Config.Labels["vendor"]
}
func (olu BaseOciLayoutUtils) GetImageManifestSize(repo string, manifestDigest godigest.Digest) int64 {
imageBlobManifest, err := olu.GetImageBlobManifest(repo, manifestDigest)
if err != nil {
olu.Log.Error().Err(err).Msg("can't get image blob manifest")
return 0
}
return imageBlobManifest.Config.Size
}
func (olu BaseOciLayoutUtils) GetImageConfigSize(repo string, manifestDigest godigest.Digest) int64 {
imageBlobManifest, err := olu.GetImageBlobManifest(repo, manifestDigest)
if err != nil {
olu.Log.Error().Err(err).Msg("can't get image blob manifest")
return 0
}
imageStore := olu.StoreController.GetImageStore(repo)
buf, err := imageStore.GetBlobContent(repo, imageBlobManifest.Config.Digest.String())
if err != nil {
olu.Log.Error().Err(err).Msg("error when getting blob content")
return int64(len(buf))
}
return int64(len(buf))
}
func (olu BaseOciLayoutUtils) GetRepoLastUpdated(repo string) (time.Time, error) {
tagsInfo, err := olu.GetImageTagsWithTimestamp(repo)
if err != nil || len(tagsInfo) == 0 {
return time.Time{}, err
}
latestTag := GetLatestTag(tagsInfo)
return latestTag.Timestamp, nil
}
func (olu BaseOciLayoutUtils) GetExpandedRepoInfo(name string) (RepoInfo, error) {
repo := RepoInfo{}
manifests := make([]Manifest, 0)