test

                    }

                }

                // Look up media info from mediadb

                // Look up media info from mediadb. On failure, retry once

                // against _connectMediaDB's full failover chain (the pooled

                // handle's source may simply be down) before reporting 404.

                mediadb::MediaInfo mi;

                try {

                    mi = mdbHandle->get_media(mediaId);

                } catch(...) {

                    mdbHandle.discard();

                    try {

                        auto fresh = _connectMediaDB(_sessionToken);

                        mi = fresh->get_media(mediaId);

                        mdbHandle = CheckoutPool<mediadb::Client>::Handle(*_mdbGetImagePool, std::move(fresh));

                    } catch(std::exception &e) {

                        std::cerr << "media: get_media failed for " << mediaId << ": " << e.what() << std::endl;

                    mdbHandle.discard();

                        libhttppp::HttpResponse curres;

                        curres.setState(HTTP404);

                        curres.send(req,"",0);

                        return true;

                    } catch(...) {

                        std::cerr << "media: get_media failed for " << mediaId << ": unknown error" << std::endl;

                    mdbHandle.discard();

                        libhttppp::HttpResponse curres;

                        curres.setState(HTTP404);

                        curres.send(req,"",0);

                        return true;

                    }

                }

                std::cerr << "media: kind=" << mi.kind << " content_type=" << mi.content_type << std::endl;