misc add profiler endpoint

Signed-off-by: Mark Pashmfouroush <[email protected]>

go.mod

@@ -13,6 +13,7 @@ require (
 	github.com/google/go-cmp v0.6.0
 	github.com/hashicorp/golang-lru v1.0.2
 	github.com/peterbourgon/ff/v4 v4.0.0-alpha.4
+	github.com/pkg/profile v1.7.0
 	github.com/quic-go/quic-go v0.40.1
 	github.com/refraction-networking/utls v1.3.3
 	github.com/rodaine/table v1.1.1
@@ -39,6 +40,7 @@ require (
 	github.com/dchest/siphash v1.2.3 // indirect
 	github.com/dgraph-io/badger v1.5.4-0.20180815194500-3a87f6d9c273 // indirect
 	github.com/dgryski/go-farm v0.0.0-20180109070241-2de33835d102 // indirect
+	github.com/felixge/fgprof v0.9.3 // indirect
 	github.com/gaukas/godicttls v0.0.4 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect

go.sum

@@ -53,6 +53,8 @@ github.com/elazarl/goproxy/ext v0.0.0-20200809112317-0581fc3aee2d h1:st1tmvy+4du
 github.com/elazarl/goproxy/ext v0.0.0-20200809112317-0581fc3aee2d/go.mod h1:gNh8nYJoAm43RfaxurUnxr+N1PwuFV3ZMl/efxlIlY8=
 github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
 github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
+github.com/felixge/fgprof v0.9.3 h1:VvyZxILNuCiUCSXtPtYmmtGvb65nqXh2QFWc0Wpf2/g=
+github.com/felixge/fgprof v0.9.3/go.mod h1:RdbpDgzqYVh/T9fPELJyV7EYJuHB55UTEULNun8eiPw=
 github.com/florianl/go-nfqueue v1.1.1-0.20200829120558-a2f196e98ab0 h1:7ZJyJV4KiWBijCCzUPvVaqxsDxO36+KD0XKBdEN3I+8=
 github.com/florianl/go-nfqueue v1.1.1-0.20200829120558-a2f196e98ab0/go.mod h1:2z3Tfqwv2ueuK6h563xUHRcCh1mv38wS9EjiWiesk84=
 github.com/flynn/noise v1.1.0 h1:KjPQoQCEFdZDiP03phOvGi11+SVVhBG2wOWAorLsstg=
@@ -158,6 +160,8 @@ github.com/pion/transport/v2 v2.2.3/go.mod h1:q2U/tf9FEfnSBGSW6w5Qp5PFWRLRj3NjLh
 github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pkg/profile v1.7.0 h1:hnbDkaNWPCLMO9wGLdBFTIZvzDrDfBM2072E1S9gJkA=
+github.com/pkg/profile v1.7.0/go.mod h1:8Uer0jas47ZQMJ7VD+OHknK4YDY07LPUC6dEvqDjvNo=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/quic-go/qpack v0.4.0 h1:Cr9BXA1sQS2SmDUWjSofMPNKmvF6IiIfDRmgU0w1ZCo=

main.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"log/slog"
+	"net/http"
 	"net/netip"
 	"os"
 	"os/signal"
@@ -20,6 +21,7 @@ import (
 	"github.com/peterbourgon/ff/v4"
 	"github.com/peterbourgon/ff/v4/ffhelp"
 	"github.com/peterbourgon/ff/v4/ffjson"
+	"github.com/pkg/profile"
 )
 
 var psiphonCountries = []string{
@@ -56,6 +58,11 @@ var psiphonCountries = []string{
 }
 
 func main() {
+	defer profile.Start(profile.MemProfile).Stop()
+	go func() {
+		http.ListenAndServe("127.0.0.1:8880", nil)
+	}()
+
 	fs := ff.NewFlagSet("warp-plus")
 	var (
 		v4       = fs.BoolShort('4', "only use IPv4 for random warp endpoint")