fix issue of router group in auto-adding 'index' router for controller and object

g/net/ghttp/ghttp_server_service_controller.go

@@ -64,15 +64,11 @@ func (s *Server)BindController(pattern string, c Controller, methods...string) e
             faddr : nil,
         }
         // 如果方法中带有Index方法，那么额外自动增加一个路由规则匹配主URI
+        // 例如: pattern为/user, 那么会同时注册/user及/user/index,
+        // 这里处理新增/user路由绑定
         if strings.EqualFold(mname, "Index") {
-            p := key
-            if strings.EqualFold(p[len(p) - 6:], "/index") {
-                p = p[0 : len(p) - 6]
-                if len(p) == 0 {
-                    p = "/"
-                }
-            }
-            m[p] = &handlerItem {
+            p := gstr.PosR(key, "/index")
+            m[key[0 : p] + key[p + 6 : ]] = &handlerItem {
                 name  : fmt.Sprintf(`%s.%s.%s`, pkgPath, ctlName, mname),
                 rtype : gROUTE_REGISTER_CONTROLLER,
                 ctype : v.Elem().Type(),

g/net/ghttp/ghttp_server_service_object.go

@@ -74,14 +74,8 @@ func (s *Server)BindObject(pattern string, obj interface{}, methods...string) er
         }
         // 如果方法中带有Index方法，那么额外自动增加一个路由规则匹配主URI
         if strings.EqualFold(mname, "Index") {
-            p := key
-            if strings.EqualFold(p[len(p) - 6:], "/index") {
-                p = p[0 : len(p) - 6]
-                if len(p) == 0 {
-                    p = "/"
-                }
-            }
-            m[p] = &handlerItem {
+            p := gstr.PosR(key, "/index")
+            m[key[0 : p] + key[p + 6 : ]] = &handlerItem {
                 name  : fmt.Sprintf(`%s.%s.%s`, pkgPath, objName, mname),
                 rtype : gROUTE_REGISTER_OBJECT,
                 ctype : nil,

g/net/ghttp/ghttp_unit_router_group_test.go

@@ -20,6 +20,10 @@ import (
 // 执行对象
 type Object struct {}
 
+func (o *Object) Index(r *ghttp.Request) {
+    r.Response.Write("Object Index")
+}
+
 func (o *Object) Show(r *ghttp.Request) {
     r.Response.Write("Object Show")
 }
@@ -33,6 +37,10 @@ type Controller struct {
     gmvc.Controller
 }
 
+func (c *Controller) Index() {
+    c.Response.Write("Controller Index")
+}
+
 func (c *Controller) Show() {
     c.Response.Write("Controller Show")
 }
@@ -72,11 +80,17 @@ func Test_Router_Group1(t *testing.T) {
 
         gtest.Assert(client.GetContent ("/api/handler"),     "Handler")
 
+        gtest.Assert(client.GetContent ("/api/ctl"),         "Controller Index")
+        gtest.Assert(client.GetContent ("/api/ctl/"),        "Controller Index")
+        gtest.Assert(client.GetContent ("/api/ctl/index"),   "Controller Index")
         gtest.Assert(client.GetContent ("/api/ctl/my-show"), "Controller Show")
         gtest.Assert(client.GetContent ("/api/ctl/post"),    "Controller REST Post")
         gtest.Assert(client.GetContent ("/api/ctl/show"),    "Controller Show")
         gtest.Assert(client.PostContent("/api/ctl/rest"),    "Controller REST Post")
 
+        gtest.Assert(client.GetContent ("/api/obj"),         "Object Index")
+        gtest.Assert(client.GetContent ("/api/obj/"),        "Object Index")
+        gtest.Assert(client.GetContent ("/api/obj/index"),   "Object Index")
         gtest.Assert(client.GetContent ("/api/obj/delete"),  "Object REST Delete")
         gtest.Assert(client.GetContent ("/api/obj/my-show"), "Object Show")
         gtest.Assert(client.GetContent ("/api/obj/show"),    "Object Show")

g/os/gfpool/gfpool.go

@@ -130,7 +130,9 @@ func (p *Pool) File() (*File, error) {
                return nil, err
            }
         }
-        if p.inited.Set(true) == false {
+        // !p.inited.Val() 使用原子读取操作判断，保证该操作判断的效率；
+        // p.inited.Set(true) == false 使用原子写入操作，保证该操作的原子性；
+        if !p.inited.Val() && p.inited.Set(true) == false {
             gfsnotify.Add(f.path, func(event *gfsnotify.Event) {
                 // 如果文件被删除或者重命名，立即重建指针池
                 if event.IsRemove() || event.IsRename() {