From 83fef17f9c7f85e1210771916ef37f79801970a6 Mon Sep 17 00:00:00 2001
From: fangdingjun <fangdingjun@gmail.com>
Date: Wed, 4 Jan 2017 16:54:53 +0800
Subject: [PATCH] change type http to reverse

---
 config_example.yaml |  5 +++--
 routers.go          | 17 ++++++++++++-----
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/config_example.yaml b/config_example.yaml
index 5c80662..8a54353 100644
--- a/config_example.yaml
+++ b/config_example.yaml
@@ -60,14 +60,15 @@
                         type: unix
                         path: /var/run/php-fpm/www.sock
                 - 
-                    # url start with /proxy/ forward to  http://10.10.1.1
+                    # url start with /proxy/ reverse proxy for http://10.10.1.1/
                     # this act as reverse proxy
                     urlprefix:  /proxy/
-                    type: http
+                    type: reverse
                     target:
                         type: http
                         host: 10.10.1.1
                         port: 8080
+                        path: /
         - &example1
             <<: *example1_www
             hostname: example1.com
diff --git a/routers.go b/routers.go
index 8545e08..f5be881 100644
--- a/routers.go
+++ b/routers.go
@@ -4,10 +4,11 @@ import (
 	"crypto/tls"
 	"fmt"
 	"github.com/gorilla/mux"
+	"log"
 	"net"
 	"net/http"
-	//"net/url"
-	"log"
+	"net/http/httputil"
+	"net/url"
 	"os"
 	"regexp"
 	//"path/filepath"
@@ -44,7 +45,7 @@ func initRouters(cfg conf) {
 					registerUwsgiHandler(rule, r)
 				case "fastcgi":
 					registerFastCGIHandler(rule, h.Docroot, r)
-				case "http":
+				case "reverse":
 					registerHTTPHandler(rule, r)
 				default:
 					fmt.Printf("invalid type: %s\n", rule.Type)
@@ -62,7 +63,7 @@ func initRouters(cfg conf) {
 				registerUwsgiHandler(rule, router)
 			case "fastcgi":
 				registerFastCGIHandler(rule, l.Docroot, router)
-			case "http":
+			case "reverse":
 				registerHTTPHandler(rule, router)
 			default:
 				fmt.Printf("invalid type: %s\n", rule.Type)
@@ -180,13 +181,19 @@ func registerHTTPHandler(r rule, router *mux.Router) {
 	switch r.Target.Type {
 	case "unix":
 		addr = r.Target.Path
+		u = newProxy(addr, r.URLPrefix)
 	case "http":
 		addr = fmt.Sprintf("%s:%d", r.Target.Host, r.Target.Port)
+		u1 := &url.URL{
+			Scheme: "http",
+			Host:   addr,
+			Path:   r.Target.Path,
+		}
+		u = httputil.NewSingleHostReverseProxy(u1)
 	default:
 		fmt.Printf("invalid scheme: %s, only support unix, http", r.Target.Type)
 		os.Exit(-1)
 	}
-	u = newProxy(addr, r.URLPrefix)
 	p := strings.TrimRight(r.URLPrefix, "/")
 	router.PathPrefix(r.URLPrefix).Handler(
 		http.StripPrefix(p, u))