修复命令错误以及优化判断规则

app/src/main/java/com/xypower/mpapp/MicroPhotoService.java

@@ -1781,12 +1781,12 @@ public class MicroPhotoService extends Service {
             Process process = Runtime.getRuntime().exec("/system/xbin/su root");
             DataOutputStream os = new DataOutputStream(process.getOutputStream());
 
-            os.writeBytes("/system/bin/ip route delete 192.168.68.0/24 table 20 2>/dev/null || true\n");
-            os.writeBytes("/system/bin/ip route add 192.168.68.0/24 dev eth0 proto static scope link table 20\n");
+            // os.writeBytes("/system/bin/ip route delete 192.168.68.0/24 table 20 2>/dev/null || true\n");
+            os.writeBytes("/system/bin/ip route replace 192.168.68.0/24 dev eth0 proto static scope link table 20\n");
             os.writeBytes("/system/bin/ip route flush cache\n");
             // os.writeBytes("echo 'nameserver 8.8.8.8' > /etc/resolv.conf\n");
             os.writeBytes("/system/bin/ip rule del to 192.168.68.0/24 2>/dev/null || true\n");
-            os.writeBytes("/system/bin/ip rule add from all to 192.168.68.0/24 lookup 20 prio 1000");
+            os.writeBytes("/system/bin/ip rule add from all to 192.168.68.0/24 lookup 20 prio 1000\n");
             os.writeBytes("/system/bin/ip route flush cache\n");
             os.writeBytes("exit\n"); // 重要：退出su shell
             os.flush();
@@ -1795,24 +1795,35 @@ public class MicroPhotoService extends Service {
             }
 
             sleep(100);
-            String routeCommand = "/system/xbin/su root /system/bin/ip rule add from all to 192.168.68.0/24 lookup 20 prio 1000";
             for (int idx = 0; idx < 10; idx++) {
-                Process routeProcess3 = Runtime.getRuntime().exec(routeCommand);
+                Process routeProcess3 = Runtime.getRuntime().exec("/system/xbin/su root");
+                DataOutputStream os3 = new DataOutputStream(routeProcess3.getOutputStream());
+                // os3.writeBytes("/system/bin/ip rule del to 192.168.68.0/24 2>/dev/null || true\n");
+                os3.writeBytes("/system/bin/ip rule add from all to 192.168.68.0/24 lookup 20 prio 1000\n");
+                os3.writeBytes("CMD_EXIT_CODE=$?\n");  // 保存返回值
+                os3.writeBytes("echo \"CMD_RESULT:$CMD_EXIT_CODE\"\n");  // 输出标记和返回值
+                os3.writeBytes("/system/bin/ip route flush cache\n");
+                os3.writeBytes("exit\n"); // 重要：退出su shell
+                os3.flush();
+
+                int commandExitCode = -1;
+                BufferedReader reader = new BufferedReader(new InputStreamReader(routeProcess3.getErrorStream()));
+                String line;
+                StringBuilder error = new StringBuilder();
+                while ((line = reader.readLine()) != null) {
+                    if (line.startsWith("CMD_RESULT:")) {
+                        commandExitCode = Integer.parseInt(line.substring(11));
+                        Log.d("RouteConfig", "Command exit code: " + commandExitCode);
+                        break;
+                    }
+                }
+
                 exitValue = routeProcess3.waitFor();
-                if (exitValue == 0 || exitValue == 2) {
-                    infoLog("Add route successfully");
+                if (exitValue == 0 || commandExitCode == 2) {
+                    infoLog("Add route successfully Code=" + exitValue);
                     break;
                 } else {
-                    BufferedReader reader = new BufferedReader(new InputStreamReader(routeProcess3.getErrorStream()));
-                    String line;
-                    StringBuilder error = new StringBuilder();
-                    while ((line = reader.readLine()) != null) {
-                        error.append(line).append("\n");
-                    }
 
-                    if (error.length() > 0) {
-                        Log.e("RouteConfig", "Error output: " + error);
-                    }
                 }
                 sleep(500);
             }