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@@ -2,10 +2,12 @@ package helpers
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import (
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"errors"
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+ "fmt"
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"log"
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"net/http"
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"os"
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"regexp"
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+ "runtime"
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"strconv"
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"time"
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@@ -74,3 +76,23 @@ func SetLanguageCookie(w http.ResponseWriter, r *http.Request) error {
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}
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return nil
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}
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+
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+func HandlerApplicationStatus() http.Handler {
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+ return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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+ if r.Method != http.MethodGet {
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+ RespondAsMethodNotAllowed(w, r)
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+ return
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+ }
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+ var m runtime.MemStats
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+ runtime.ReadMemStats(&m)
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+ memory := fmt.Sprintf(
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+ `{"alloc":"%v","total_alloc":"%v","sys":"%v","num_gc":"%v"}`,
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+ m.Alloc, m.TotalAlloc, m.Sys, m.NumGC,
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+ )
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+ w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
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+ w.Header().Set("Content-Type", "application/json")
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+ if _, err := w.Write([]byte(fmt.Sprintf(`{"routines":%d,"memory":%s}`, runtime.NumGoroutine(), memory))); err != nil {
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+ log.Printf("%s\n", err.Error())
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+ }
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+ })
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+}
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