cmd/*: make windows-local fixes

cmd/helloserver/main.go

@@ -3,21 +3,32 @@ package main
 import (
 	"flag"
 	"fmt"
+	"log"
 	"net/http"
+	"os"
+	"runtime"
 
 	"github.com/kr/pretty"
+	"go.uber.org/atomic"
 )
 
 var (
 	port = flag.String("port", "9090", "HTTP port to listen on")
+
+	hits *atomic.Int64
 )
 
 func main() {
 	flag.Parse()
+	hits = atomic.NewInt64(0)
 	http.ListenAndServe(":"+*port, http.HandlerFunc(handle))
 }
 
 func handle(w http.ResponseWriter, r *http.Request) {
 	fmt.Fprintln(w, "Route is go!")
 	fmt.Fprintf(w, "%s\n", pretty.Sprint(r.Header))
+	hn, _ := os.Hostname()
+	fmt.Fprintf(w, "Served by %s running %s\n", hn, runtime.GOOS)
+	fmt.Fprintf(w, "Hit count: %d", hits.Inc())
+	log.Printf("Hit from %s: %s", r.Header.Get("X-Remote-Ip"), r.RequestURI)
 }

cmd/httpagent/main.go

@@ -20,6 +20,7 @@ func main() {
 		Identifier: *token,
 		LocalAddr:  *backend,
 		ServerAddr: *serverAddr,
+		Debug:      true,
 	}
 
 	client, err := tunnel.NewClient(cfg)