重构连接监听与处理代码逻辑，连接信息存储于全局通过接口展示

gateway/web/handlers/info.go

@@ -0,0 +1,53 @@
+package handlers
+
+import (
+	"github.com/gofiber/fiber/v2"
+	"proxy-server/gateway/app"
+	"proxy-server/gateway/core"
+)
+
+type InfoResp struct {
+	Id   int32  `json:"id"`
+	Name string `json:"name"`
+
+	FwdListeners    int `json:"fwd_listeners"`
+	UserConnections int `json:"user_connections"`
+	CtrlConnections int `json:"ctrl_connections"`
+	DataConnections int `json:"data_connections"`
+
+	Edges []EdgeResp `json:"edges"`
+}
+
+type EdgeResp struct {
+	Id     int32        `json:"id"`
+	Port   uint16       `json:"port"`
+	Permit *core.Permit `json:"permit"`
+}
+
+func Info(c *fiber.Ctx) error {
+
+	var edges = make([]EdgeResp, 0)
+	app.Edges.Range(func(id int32, port uint16) bool {
+		permit, ok := app.Permits.Load(id)
+		if !ok {
+			return true
+		}
+
+		edges = append(edges, EdgeResp{
+			Id:     id,
+			Port:   port,
+			Permit: permit,
+		})
+		return true
+	})
+
+	return c.JSON(InfoResp{
+		Id:              app.Id,
+		Name:            app.Name,
+		FwdListeners:    int(app.FwdLesWg.Count()),
+		UserConnections: int(app.UserConnWg.Count()),
+		CtrlConnections: int(app.CtrlConnWg.Count()),
+		DataConnections: int(app.DataConnWg.Count()),
+		Edges:           edges,
+	})
+}