Replace deprecated prometheus.InstrumentHandler and unsafe time.Ticker

This commit is contained in:
Andrew Morgan 2019-12-17 16:47:45 +00:00
parent e959927d0a
commit 8fb2c9c33c
5 changed files with 124 additions and 34 deletions

View file

@ -29,6 +29,8 @@ import (
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
"github.com/prometheus/client_golang/prometheus/promhttp"
)
const pathPrefixR0 = "/_matrix/media/r0"
@ -83,26 +85,33 @@ func makeDownloadAPI(
activeRemoteRequests *types.ActiveRemoteRequests,
activeThumbnailGeneration *types.ActiveThumbnailGeneration,
) http.HandlerFunc {
return prometheus.InstrumentHandler(name, http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
req = util.RequestWithLogging(req)
return promhttp.InstrumentHandlerCounter(
promauto.NewCounterVec(
prometheus.CounterOpts{
Name: name,
Help: "Total number of media_api requests for either thumbnails or full downloads",
},
[]string{"code"},
), http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
req = util.RequestWithLogging(req)
// Set common headers returned regardless of the outcome of the request
util.SetCORSHeaders(w)
// Content-Type will be overridden in case of returning file data, else we respond with JSON-formatted errors
w.Header().Set("Content-Type", "application/json")
vars, _ := common.URLDecodeMapValues(mux.Vars(req))
Download(
w,
req,
gomatrixserverlib.ServerName(vars["serverName"]),
types.MediaID(vars["mediaId"]),
cfg,
db,
client,
activeRemoteRequests,
activeThumbnailGeneration,
name == "thumbnail",
)
}))
// Set common headers returned regardless of the outcome of the request
util.SetCORSHeaders(w)
// Content-Type will be overridden in case of returning file data, else we respond with JSON-formatted errors
w.Header().Set("Content-Type", "application/json")
vars := mux.Vars(req)
Download(
w,
req,
gomatrixserverlib.ServerName(vars["serverName"]),
types.MediaID(vars["mediaId"]),
cfg,
db,
client,
activeRemoteRequests,
activeThumbnailGeneration,
name == "thumbnail",
)
},
))
}