feat: add TCPing pre-check to speed up real ping test

V2rayNG/app/src/main/java/com/v2ray/ang/handler/SpeedtestManager.kt

@@ -45,26 +45,37 @@ object SpeedtestManager {
      * @param port The port to connect to.
      * @return The connection time in milliseconds, or -1 if the connection failed.
      */
-    fun socketConnectTime(url: String, port: Int): Long {
+    fun socketConnectTime(url: String, port: Int, timeoutMs: Int = 1500): Long {
+        var socket: Socket? = null
+        val start = System.currentTimeMillis()
+
         try {
-            val socket = Socket()
+            socket = Socket()
             synchronized(this) {
                 tcpTestingSockets.add(socket)
             }
-            val start = System.currentTimeMillis()
-            socket.connect(InetSocketAddress(url, port), 3000)
-            val time = System.currentTimeMillis() - start
-            synchronized(this) {
-                tcpTestingSockets.remove(socket)
-            }
-            socket.close()
-            return time
+
+            socket.connect(InetSocketAddress(url, port), timeoutMs)
+
+            return System.currentTimeMillis() - start
         } catch (e: UnknownHostException) {
             LogUtil.e(AppConfig.TAG, "Unknown host: $url", e)
         } catch (e: IOException) {
-            LogUtil.e(AppConfig.TAG, "socketConnectTime IOException: $e")
+            LogUtil.e(AppConfig.TAG, "socketConnectTime IOException: ${e.message}")
         } catch (e: Exception) {
             LogUtil.e(AppConfig.TAG, "Failed to establish socket connection to $url:$port", e)
+        } finally {
+            socket?.let { s ->
+                synchronized(this) {
+                    tcpTestingSockets.remove(s)
+                }
+                try {
+                    if (!s.isClosed) {
+                        s.close()
+                    }
+                } catch (closeEx: IOException) {
+                }
+            }
         }
         return -1
     }

V2rayNG/app/src/main/java/com/v2ray/ang/service/RealPingWorkerService.kt

@@ -4,7 +4,12 @@ import android.content.Context
 import com.v2ray.ang.core.CoreConfigManager
 import com.v2ray.ang.core.CoreNativeManager
 import com.v2ray.ang.dto.RealPingEvent
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.extension.isComplexType
+import com.v2ray.ang.extension.isNotNullEmpty
+import com.v2ray.ang.handler.MmkvManager
 import com.v2ray.ang.handler.SettingsManager
+import com.v2ray.ang.handler.SpeedtestManager
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CoroutineName
 import kotlinx.coroutines.CoroutineScope
@@ -76,6 +81,21 @@ class RealPingWorkerService(
 
     private fun startRealPing(guid: String): Long {
         val retFailure = -1L
+
+        val config = MmkvManager.decodeServerConfig(guid) ?: return retFailure
+        if (!config.configType.isComplexType()
+            && config.configType != EConfigType.HYSTERIA2
+            && config.server.isNotNullEmpty()
+            && config.serverPort?.toIntOrNull() != null
+        ) {
+            val url = config.server.orEmpty()
+            val port = config.serverPort.orEmpty().toInt()
+            val tcpTime = SpeedtestManager.socketConnectTime(url, port, 1000)
+            if (tcpTime <= -1L) {
+                return retFailure
+            }
+        }
+
         val configResult = CoreConfigManager.getV2rayConfig4Speedtest(context, guid)
         if (!configResult.status) {
             return retFailure