package profiling import ( "fmt" "net/http" hpprof "net/http/pprof" "github.com/ethereum/go-ethereum/log" ) // Profiler runs and controls a HTTP pprof interface. type Profiler struct { server *http.Server } // NewProfiler creates an instance of the profiler with // the given port. func NewProfiler(port int) *Profiler { mux := http.NewServeMux() mux.HandleFunc("/debug/pprof/", hpprof.Index) mux.HandleFunc("/debug/pprof/cmdline", hpprof.Cmdline) mux.HandleFunc("/debug/pprof/profile", hpprof.Profile) mux.HandleFunc("/debug/pprof/symbol", hpprof.Symbol) mux.HandleFunc("/debug/pprof/trace", hpprof.Trace) p := Profiler{ server: &http.Server{ Addr: fmt.Sprintf(":%d", port), Handler: mux, }, } return &p } // Go starts the HTTP pprof in the background. func (p *Profiler) Go() { go func() { log.Info("debug server stopped", "err", p.server.ListenAndServe()) }() log.Info("debug server started") }