mirror of
https://github.com/1f349/dendrite.git
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113 lines
3.9 KiB
Go
113 lines
3.9 KiB
Go
// Copyright 2017 Vector Creations Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package routing
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import (
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"net/http"
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userapi "github.com/matrix-org/dendrite/userapi/api"
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"github.com/gorilla/mux"
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"github.com/matrix-org/dendrite/internal/config"
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"github.com/matrix-org/dendrite/internal/httputil"
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"github.com/matrix-org/dendrite/mediaapi/storage"
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"github.com/matrix-org/dendrite/mediaapi/types"
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"github.com/matrix-org/gomatrixserverlib"
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"github.com/matrix-org/util"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promauto"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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)
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const pathPrefixR0 = "/media/r0"
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const pathPrefixV1 = "/media/v1" // TODO: remove when synapse is fixed
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// Setup registers the media API HTTP handlers
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//
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// Due to Setup being used to call many other functions, a gocyclo nolint is
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// applied:
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// nolint: gocyclo
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func Setup(
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publicAPIMux *mux.Router,
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cfg *config.Dendrite,
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db storage.Database,
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userAPI userapi.UserInternalAPI,
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client *gomatrixserverlib.Client,
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) {
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r0mux := publicAPIMux.PathPrefix(pathPrefixR0).Subrouter()
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v1mux := publicAPIMux.PathPrefix(pathPrefixV1).Subrouter()
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activeThumbnailGeneration := &types.ActiveThumbnailGeneration{
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PathToResult: map[string]*types.ThumbnailGenerationResult{},
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}
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r0mux.Handle("/upload", httputil.MakeAuthAPI(
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"upload", userAPI,
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func(req *http.Request, _ *userapi.Device) util.JSONResponse {
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return Upload(req, cfg, db, activeThumbnailGeneration)
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},
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)).Methods(http.MethodPost, http.MethodOptions)
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activeRemoteRequests := &types.ActiveRemoteRequests{
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MXCToResult: map[string]*types.RemoteRequestResult{},
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}
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downloadHandler := makeDownloadAPI("download", cfg, db, client, activeRemoteRequests, activeThumbnailGeneration)
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r0mux.Handle("/download/{serverName}/{mediaId}", downloadHandler).Methods(http.MethodGet, http.MethodOptions)
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v1mux.Handle("/download/{serverName}/{mediaId}", downloadHandler).Methods(http.MethodGet, http.MethodOptions) // TODO: remove when synapse is fixed
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r0mux.Handle("/thumbnail/{serverName}/{mediaId}",
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makeDownloadAPI("thumbnail", cfg, db, client, activeRemoteRequests, activeThumbnailGeneration),
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).Methods(http.MethodGet, http.MethodOptions)
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}
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func makeDownloadAPI(
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name string,
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cfg *config.Dendrite,
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db storage.Database,
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client *gomatrixserverlib.Client,
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activeRemoteRequests *types.ActiveRemoteRequests,
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activeThumbnailGeneration *types.ActiveThumbnailGeneration,
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) http.HandlerFunc {
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counterVec := promauto.NewCounterVec(
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prometheus.CounterOpts{
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Name: name,
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Help: "Total number of media_api requests for either thumbnails or full downloads",
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},
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[]string{"code"},
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)
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httpHandler := func(w http.ResponseWriter, req *http.Request) {
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req = util.RequestWithLogging(req)
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// Set internal headers returned regardless of the outcome of the request
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util.SetCORSHeaders(w)
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// Content-Type will be overridden in case of returning file data, else we respond with JSON-formatted errors
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w.Header().Set("Content-Type", "application/json")
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vars, _ := httputil.URLDecodeMapValues(mux.Vars(req))
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Download(
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w,
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req,
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gomatrixserverlib.ServerName(vars["serverName"]),
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types.MediaID(vars["mediaId"]),
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cfg,
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db,
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client,
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activeRemoteRequests,
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activeThumbnailGeneration,
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name == "thumbnail",
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)
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}
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return promhttp.InstrumentHandlerCounter(counterVec, http.HandlerFunc(httpHandler))
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}
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