fix: _is_local_host helper for EJABBERD_HOST + local IP

gateway/scripts/dashboard.py

@@ -1017,7 +1017,7 @@ def api_expected():
 
         elif check == "tcp":
             # 判断目标是否是本机
-            is_local = host in ("127.0.0.1", "localhost", "::1", socket.gethostname())
+            is_local = _is_local_host(host)
             if is_local:
                 actual[name] = "running" if port_open(e["port"], host) else "stopped"
             else:
@@ -1030,6 +1030,26 @@ def api_expected():
     return jsonify({"expected": expected, "actual": actual})
 
 
+def _is_local_host(host):
+    """判断目标主机是否是本机（Dashboard 运行所在的机器）。"""
+    if host in ("127.0.0.1", "localhost", "::1"):
+        return True
+    # 246 是 Dashboard 的生产部署机器（同时运行 ejabberd）
+    if host == EJABBERD_HOST:
+        return True
+    try:
+        # 解析本机 hostname → IP，与 host 对比
+        local_name = socket.gethostname()
+        if host == local_name:
+            return True
+        local_ip = socket.gethostbyname(local_name)
+        if host == local_ip:
+            return True
+    except:
+        pass
+    return False
+
+
 def port_open(port, host="127.0.0.1"):
     """Check if a port is listening on a specific host."""
     try: