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Merge pull request #574 from projectdiscovery/pprof-server-add
feat: added pprof server mode addition
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| package pprof | ||
|
|
||
| import ( | ||
| "context" | ||
| "net/http" | ||
| "net/http/pprof" | ||
| "runtime" | ||
| "time" | ||
|
|
||
| "github.com/felixge/fgprof" | ||
| "github.com/projectdiscovery/gologger" | ||
| "github.com/projectdiscovery/utils/env" | ||
| ) | ||
|
|
||
| const ( | ||
| PPROFServerAddressENV = "PPROF_SERVER_ADDRESS" | ||
| ) | ||
|
|
||
| type PprofServer struct { | ||
| server *http.Server | ||
| } | ||
|
|
||
| func NewPprofServer() *PprofServer { | ||
| address := env.GetEnvOrDefault(PPROFServerAddressENV, "127.0.0.1:8086") | ||
|
|
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| mux := http.NewServeMux() | ||
| // Default pprof handlers | ||
| mux.HandleFunc("/debug/pprof/", pprof.Index) | ||
| mux.HandleFunc("/debug/pprof/cmdline", pprof.Cmdline) | ||
| mux.HandleFunc("/debug/pprof/profile", pprof.Profile) | ||
| mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol) | ||
| mux.HandleFunc("/debug/pprof/trace", pprof.Trace) | ||
|
|
||
| // Also add fgprof for more detailed profiling | ||
| mux.Handle("/debug/fgprof", fgprof.Handler()) | ||
|
|
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| server := &http.Server{ | ||
| Addr: address, | ||
| Handler: mux, | ||
| } | ||
| // Enable block and mutex profiling as well | ||
| runtime.SetBlockProfileRate(1) | ||
| runtime.SetMutexProfileFraction(1) | ||
|
|
||
| return &PprofServer{server: server} | ||
| } | ||
|
|
||
| func (p *PprofServer) Start() { | ||
| gologger.Info().Msgf("Listening pprof debug server on: %s", p.server.Addr) | ||
|
|
||
| go func() { | ||
| if err := p.server.ListenAndServe(); err != nil && err != http.ErrServerClosed { | ||
| gologger.Error().Msgf("pprof server failed to start: %s", err) | ||
| } | ||
| }() | ||
| } | ||
|
|
||
| func (p *PprofServer) Stop() { | ||
| ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) | ||
| defer cancel() | ||
| _ = p.server.Shutdown(ctx) | ||
| } |