@@ -19,10 +19,8 @@ import (
1919 "encoding/json"
2020 "errors"
2121 "fmt"
22- "io"
2322 "os"
2423 "path/filepath"
25- "reflect"
2624 "strings"
2725
2826 "github.com/opencontainers/image-spec/specs-go"
@@ -182,52 +180,6 @@ func (p *Pusher) Push(ctx context.Context, artifactType oci.ArtifactType,
182180 }, nil
183181}
184182
185- func (p * Pusher ) retrieveIndex (ctx context.Context , repo * remote.Repository ) (* v1.Index , error ) {
186- var indexBytes []byte
187- var index v1.Index
188-
189- ref := repo .Reference .String ()
190- indexDesc , reader , err := repo .FetchReference (ctx , repo .Reference .Reference )
191- if err != nil {
192- if strings .Contains (err .Error (), fmt .Sprintf ("%s: not found" , repo .Reference .Reference )) {
193- return nil , fmt .Errorf ("unable to download image index for ref %s, %w" , ref , ErrNotFound )
194- }
195- return nil , fmt .Errorf ("unable to download image index for ref %s: %w" , ref , err )
196- }
197-
198- // Check if the descriptor has media type image index.
199- if indexDesc .MediaType != v1 .MediaTypeImageIndex {
200- return nil , fmt .Errorf ("the pulled descriptor for ref %q has media type %q while expecting %q" ,
201- ref , indexDesc .MediaType , v1 .MediaTypeImageIndex )
202- }
203-
204- if indexBytes , err = io .ReadAll (reader ); err != nil {
205- return nil , fmt .Errorf ("unable to read index from reader for ref %q: %w" , ref , err )
206- }
207-
208- if err = json .Unmarshal (indexBytes , & index ); err != nil {
209- return nil , fmt .Errorf ("unable to unmarshal index for ref %q: %w" , ref , err )
210- }
211- return & index , nil
212- }
213-
214- func (p * Pusher ) updateIndex (indexDesc * v1.Index , manifestDesc * v1.Descriptor ) * v1.Index {
215- // Check if the index already contains the manifest for the given platform.
216- for i , m := range indexDesc .Manifests {
217- // If we find a manifest in the index that has the same platform as the artifact that we are currently
218- // processing it means that we are going to overwrite it with the current version. Only if the digests are
219- // different.
220- if reflect .DeepEqual (m .Platform , manifestDesc .Platform ) {
221- // Remove manifest from the index.
222- indexDesc .Manifests = append (indexDesc .Manifests [:i ], indexDesc .Manifests [i + 1 :]... )
223- break
224- }
225- }
226-
227- indexDesc .Manifests = append (indexDesc .Manifests , * manifestDesc )
228- return indexDesc
229- }
230-
231183func (p * Pusher ) storeMainLayer (ctx context.Context , fileStore * file.Store ,
232184 artifactType oci.ArtifactType , artifactPath string ) (* v1.Descriptor , error ) {
233185 var layerMediaType string
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