package upload import ( "context" "fmt" "mime/multipart" "net/http" "gitlab.com/gitlab-org/gitlab/workhorse/internal/secret" "gitlab.com/gitlab-org/gitlab/workhorse/internal/upload/destination" ) type SavedFileTracker struct { Request *http.Request rewrittenFields map[string]string } func (s *SavedFileTracker) Track(fieldName string, localPath string) { if s.rewrittenFields == nil { s.rewrittenFields = make(map[string]string) } s.rewrittenFields[fieldName] = localPath } func (s *SavedFileTracker) Count() int { return len(s.rewrittenFields) } func (s *SavedFileTracker) ProcessFile(_ context.Context, fieldName string, file *destination.FileHandler, _ *multipart.Writer) error { if _, ok := s.rewrittenFields[fieldName]; ok { return fmt.Errorf("the %v field has already been processed", fieldName) } s.Track(fieldName, file.LocalPath) return nil } func (s *SavedFileTracker) ProcessField(_ context.Context, _ string, _ *multipart.Writer) error { return nil } func (s *SavedFileTracker) Finalize(_ context.Context) error { if s.rewrittenFields == nil { return nil } claims := MultipartClaims{RewrittenFields: s.rewrittenFields, StandardClaims: secret.DefaultClaims} tokenString, err := secret.JWTTokenString(claims) if err != nil { return fmt.Errorf("savedFileTracker.Finalize: %v", err) } s.Request.Header.Set(RewrittenFieldsHeader, tokenString) return nil } func (s *SavedFileTracker) Name() string { return "accelerate" }