// Register registers the API handlers under their correct routes
// in the given router.
func (api *API) Register(r *route.Router) {
ihf := func(name string, f http.HandlerFunc) http.HandlerFunc {
return prometheus.InstrumentHandlerFunc(name, func(w http.ResponseWriter, r *http.Request) {
setCORS(w)
f(w, r)
})
}
r.Options("/*path", ihf("options", func(w http.ResponseWriter, r *http.Request) {}))
// Register legacy forwarder for alert pushing.
r.Post("/alerts", ihf("legacy_add_alerts", api.legacyAddAlerts))
// Register actual API.
r = r.WithPrefix("/v1")
r.Get("/status", ihf("status", api.status))
r.Get("/alerts/groups", ihf("alert_groups", api.alertGroups))
r.Get("/alerts", ihf("list_alerts", api.listAlerts))
r.Post("/alerts", ihf("add_alerts", api.addAlerts))
r.Get("/silences", ihf("list_silences", api.listSilences))
r.Post("/silences", ihf("add_silence", api.addSilence))
r.Get("/silence/:sid", ihf("get_silence", api.getSilence))
r.Del("/silence/:sid", ihf("del_silence", api.delSilence))
}
// Register the API's endpoints in the given router.
func (api *API) Register(r *route.Router) {
instr := func(name string, f apiFunc) http.HandlerFunc {
hf := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
setCORS(w)
if data, err := f(r); err != nil {
respondError(w, err, data)
} else if data != nil {
respond(w, data)
} else {
w.WriteHeader(http.StatusNoContent)
}
})
return prometheus.InstrumentHandler(name, httputil.CompressionHandler{
Handler: hf,
})
}
r.Options("/*path", instr("options", api.options))
r.Get("/query", instr("query", api.query))
r.Get("/query_range", instr("query_range", api.queryRange))
r.Get("/label/:name/values", instr("label_values", api.labelValues))
r.Get("/series", instr("series", api.series))
r.Del("/series", instr("drop_series", api.dropSeries))
}
// Register registers the handler for the various endpoints below /api.
func (api *API) Register(router *route.Router) {
// List all the endpoints here instead of using a wildcard route because we
// would otherwise handle /api/v1 as well.
router.Options("/query", handle("options", api.Options))
router.Options("/query_range", handle("options", api.Options))
router.Options("/metrics", handle("options", api.Options))
router.Get("/query", handle("query", api.Query))
router.Get("/query_range", handle("query_range", api.QueryRange))
router.Get("/metrics", handle("metrics", api.Metrics))
}