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add profiler support

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profiling is now available via the HTTP base URL /debug/pprof/

examples, use this URL to start and download a 30 seconds CPU profile:

/debug/pprof/profile?seconds=30

use this URL to profile used memory:

/debug/pprof/heap?gc=1

use this URL to profile allocated memory:

/debug/pprof/allocs?gc=1

Full docs here:

https://golang.org/pkg/net/http/pprof/
This commit is contained in:
Nicola Murino
2020-03-15 15:16:35 +01:00
parent f4e872c782
commit 81c8e8d898
9 changed files with 44 additions and 12 deletions
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8
httpd/router.go
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@@ -18,13 +18,19 @@ func GetHTTPRouter() http.Handler {
return router
}
func initializeRouter(staticFilesPath string) {
func initializeRouter(staticFilesPath string, profiler bool) {
router = chi.NewRouter()
router.Use(middleware.RequestID)
router.Use(middleware.RealIP)
router.Use(logger.NewStructuredLogger(logger.GetLogger()))
router.Use(middleware.Recoverer)
if profiler {
logger.InfoToConsole("enabling the built-in profiler")
logger.Info(logSender, "", "enabling the built-in profiler")
router.Mount(pprofBasePath, middleware.Profiler())
}
router.NotFound(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
sendAPIResponse(w, r, nil, "Not Found", http.StatusNotFound)
}))