修复长时间使用导致连接卡死的故障

优化性能，减少内存占用提高断线切换的响应速度
2023-04-05 08:44:37 +08:00
parent cc1df750ae
commit 0499ecb34d
10 changed files with 508 additions and 174 deletions
@@ -0,0 +1,67 @@
+package org.kne.cloud.network.nathole;
+
+import java.io.IOException;
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.net.ServerSocket;
+import java.net.Socket;
+import java.net.SocketTimeoutException;
+import java.net.UnknownHostException;
+
+public class TCPNatHoleTeat {
+	public static void main(String[] args) throws IOException {
+
+		x("183.198.152.240", 12187);
+
+	}
+
+	private static void x(String nat, int port) throws IOException {
+		for (int i = 10000; i < 20000; i++) {
+			System.out.println("try" + i);
+			Socket s = null;
+			ServerSocket srs = null;
+			try {
+				s = new Socket();
+				s.bind(new InetSocketAddress(InetAddress.getByName("0.0.0.0"), i));
+				try {
+				s.connect(new InetSocketAddress(InetAddress.getByName("1.1.1.1"), 443), 1);
+				}catch(SocketTimeoutException e) {
+					
+				}
+				s.close();
+
+				srs = new ServerSocket();
+				srs.setReuseAddress(true);
+				srs.bind(new InetSocketAddress("0.0.0.0", i));
+				ServerSocket srs2 = srs;
+				new Thread(() -> {
+					try {
+						while (true) {
+							Socket sa = srs2.accept();
+							System.out.println(sa.toString());
+							//sa.close();
+						//	System.exit(0);
+						}
+					} catch (IOException e) {
+						// e.printStackTrace();
+					}
+				}).start();
+
+				/*Socket ste = new Socket();
+				try {
+					ste.connect(new InetSocketAddress(nat, port), 1);
+				} catch (SocketTimeoutException e) {
+
+				}
+				ste.close();*/
+			} catch (IOException e) {
+				e.printStackTrace();
+			} finally {
+				if (s != null)
+					s.close();
+				/*if (srs != null)
+					srs.close();*/
+			}
+		}
+	}
+}