setcap shell of linux added

.linux_set_cap.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+# chmod u+x ./.linux_set_cap.sh
+# sudo chmod u+s ./.linux_set_cap.sh
+
+setcap cap_net_raw,cap_net_admin=eip ./debug

.vscode/launch.json

@@ -1,32 +1,34 @@
 {
-    "version": "0.2.0",
-    "configurations": [
-        {
-            "name": "Debug",
-            "type": "go",
-            "request": "launch",
-            "mode": "debug",
-            "remotePath": "",
-            "port": 2345,
-            "host": "127.0.0.1",
-            "program": "${workspaceRoot}/main.go",
-            "env": {},
-            "args": [],
-            "showLog": true
-        },
-        {
-            "name": "File Debug",
-            "type": "go",
-            "request": "launch",
-            "mode": "debug",
-            "remotePath": "",
-            "port": 2345,
-            "host": "127.0.0.1",
-            "program": "${fileDirname}",
-            "env": {},
-            "args": [],
-            "showLog": true
-        }
-
-    ]
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Debug",
+      "type": "go",
+      "request": "launch",
+      "mode": "debug",
+      "remotePath": "",
+      "port": 2345,
+      "host": "127.0.0.1",
+      "program": "${workspaceRoot}/main.go",
+      "env": {},
+      "args": [],
+      "showLog": true,
+      "linux": {
+        "preLaunchTask": "LinuxSetCap"
+      }
+    },
+    {
+      "name": "File Debug",
+      "type": "go",
+      "request": "launch",
+      "mode": "debug",
+      "remotePath": "",
+      "port": 2345,
+      "host": "127.0.0.1",
+      "program": "${fileDirname}",
+      "env": {},
+      "args": [],
+      "showLog": true
+    }
+  ]
 }

.vscode/tasks.json

@@ -0,0 +1,12 @@
+{
+  // See https://go.microsoft.com/fwlink/?LinkId=733558
+  // for the documentation about the tasks.json format
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "LinuxSetCap",
+      "type": "shell",
+      "command": "${workspaceRoot}/.linux_set_cap.sh"
+    }
+  ]
+}

discovery/protocol/upnp/upnp.go

@@ -2,6 +2,7 @@ package upnp
 
 import (
 	"fmt"
+	"log"
 
 	omd "git.loafle.net/overflow/model/discovery"
 	omu "git.loafle.net/overflow/model/util"
@@ -27,6 +28,8 @@ LOOP:
 			continue LOOP
 		}
 
+		log.Print(rd)
+
 		discoverySession.AddHost(&omd.Host{
 			MetaIPType: discoverySession.Zone().MetaIPType,
 			Name:       rd.FriendlyName,