27 lines
462 B
Go
27 lines
462 B
Go
package metrics
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import (
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"net/http"
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"time"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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)
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type Handler struct {
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startTime time.Time
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promHandler http.Handler
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}
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func (h Handler) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
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uptimeGauge.Set(time.Since(h.startTime).Seconds())
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h.promHandler.ServeHTTP(rw, req)
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}
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func NewHandler() http.Handler {
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return Handler{
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startTime: time.Now(),
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promHandler: promhttp.Handler(),
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}
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}
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