add first prototype.

Makefile

@@ -0,0 +1,12 @@
+SRC := $(wildcard *.go)
+TARGET := hipsterd
+
+all: $(TARGET)
+
+$(TARGET): $(SRC)
+	go build -o $@
+
+clean:
+	$(RM) $(TARGET)
+
+.PHONY: clean

main.go

@@ -0,0 +1,52 @@
+package main
+
+import (
+	"net/http"
+	"log"
+	"io"
+	"os"
+	"fmt"
+)
+
+func HandleRequest(w http.ResponseWriter, r *http.Request) {
+	log.Printf("incoming request: %#v", *r)
+	log.Printf("URL: %#v", *r.URL)
+	client := &http.Client{}
+	r.RequestURI = ""
+	r.URL.Scheme = "http"
+	r.URL.Host = "127.0.0.1:8000"
+
+	resp, err := client.Do(r)
+	if err != nil {
+		w.WriteHeader(http.StatusServiceUnavailable)
+		fmt.Fprintf(w, "Error: %v", err)
+		return
+	}
+
+	for k, v := range resp.Header {
+		for _, vv := range v {
+			w.Header().Add(k, vv)
+		}
+	}
+
+	w.WriteHeader(resp.StatusCode)
+
+	io.Copy(w, resp.Body)
+	resp.Body.Close()
+}
+
+func main() {
+	listen_addr := ":9000"
+
+	mux := http.NewServeMux()
+	mux.HandleFunc("/", HandleRequest)
+
+	srv := &http.Server{Handler: mux, Addr: listen_addr}
+
+	err := srv.ListenAndServe()
+
+	if err != nil {
+		log.Printf("ListenAndServe: %v", err)
+		os.Exit(1)
+	}
+}