add -httpprofile option

goposm.go

@@ -35,6 +35,7 @@ func init() {
 
 var (
 	cpuprofile       = flag.String("cpuprofile", "", "filename of cpu profile output")
+	httpprofile      = flag.String("httpprofile", "", "bind address for profile server")
 	memprofile       = flag.String("memprofile", "", "dir name of mem profile output and interval (fname:interval)")
 	cachedir         = flag.String("cachedir", "/tmp/goposm", "cache directory")
 	overwritecache   = flag.Bool("overwritecache", false, "overwritecache")
@@ -77,6 +78,10 @@ func main() {
 		defer pprof.StopCPUProfile()
 	}
 
+	if *httpprofile != "" {
+		stats.StartHttpPProf(*httpprofile)
+	}
+
 	if *memprofile != "" {
 		parts := strings.Split(*memprofile, string(os.PathListSeparator))
 		var interval time.Duration

stats/http.go

@@ -0,0 +1,13 @@
+package stats
+
+import (
+	"log"
+	"net/http"
+	_ "net/http/pprof"
+)
+
+func StartHttpPProf(bind string) {
+	go func() {
+		log.Println(http.ListenAndServe(bind, nil))
+	}()
+}