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Add response size and requests total to internal handler

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This commit is contained in:
Till Faelligen 2022-03-28 10:54:12 +02:00
parent 08d995d809
commit d901c7428d
1 changed files with 25 additions and 3 deletions
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28
internal/httputil/httpapi.go
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@ -169,8 +169,9 @@ func MakeHTMLAPI(metricsName string, f func(http.ResponseWriter, *http.Request)
return promhttp.InstrumentHandlerCounter(
promauto.NewCounterVec(
prometheus.CounterOpts{
Name: metricsName,
Help: "Total number of http requests for HTML resources",
Name: metricsName,
Help: "Total number of http requests for HTML resources",
Namespace: "dendrite",
},
[]string{"code"},
),
@ -201,7 +202,28 @@ func MakeInternalAPI(metricsName string, f func(*http.Request) util.JSONResponse
h.ServeHTTP(w, req)
}
return http.HandlerFunc(withSpan)
return promhttp.InstrumentHandlerCounter(
promauto.NewCounterVec(
prometheus.CounterOpts{
Name: metricsName + "_requests_total",
Help: "Total number of internal API calls",
Namespace: "dendrite",
},
[]string{"code"},
),
promhttp.InstrumentHandlerResponseSize(
promauto.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: "dendrite",
Name: metricsName + "_response_size_bytes",
Help: "A histogram of response sizes for requests.",
Buckets: []float64{200, 500, 900, 1500, 5000, 15000, 50000, 100000},
},
[]string{},
),
http.HandlerFunc(withSpan),
),
)
}
// MakeFedAPI makes an http.Handler that checks matrix federation authentication.