文章目录
- 普遍检测代码如下:
- 推荐模拟器检测方法:
- 设备信息检测代码:
- 蓝牙检测代码:
- 光传感器检测代码:
- CPU检测代码:
最近看到某客户端有一个检测模拟器的方法,我正常手机结果被判断是模拟器了,很好奇,于是找了一下原因。
普遍检测代码如下:
public boolean isEmulator() {String url = "tel:" + "123456";Intent intent = new Intent();intent.setData(Uri.parse(url));intent.setAction(Intent.ACTION_DIAL);// 是否可以处理跳转到拨号的 Intentboolean canResolveIntent = intent.resolveActivity(mContext.getPackageManager()) != null;return Build.FINGERPRINT.startsWith("generic")|| Build.FINGERPRINT.toLowerCase().contains("vbox")|| Build.FINGERPRINT.toLowerCase().contains("test-keys")|| Build.MODEL.contains("google_sdk")|| Build.MODEL.contains("Emulator")|| Build.SERIAL.equalsIgnoreCase("unknown")|| Build.SERIAL.equalsIgnoreCase("android")|| Build.MODEL.contains("Android SDK built for x86")|| Build.MANUFACTURER.contains("Genymotion")|| (Build.BRAND.startsWith("generic") && Build.DEVICE.startsWith("generic"))|| "google_sdk".equals(Build.PRODUCT)|| ((TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE)).getNetworkOperatorName().toLowerCase().equals("android")|| !canResolverIntent;
}
这个代码检测模拟器有两个问题:
1、拨号检测,Android10.0及以上均为false
2、Build.SERIAL,Android8.0以上均为unknown
这导致8.0以上系统均会被误判
推荐模拟器检测方法:
设备信息检测代码:
private static final String[] known_numbers = {"15555215554", "15555215556", "15555215558", "15555215560", "15555215562", "15555215564", "15555215566", "15555215568", "15555215570", "15555215572", "15555215574", "15555215576", "15555215578", "15555215580", "15555215582", "15555215584",};private boolean detectEmulator() {if (Build.FINGERPRINT.startsWith("generic") || Build.FINGERPRINT.startsWith("unknown")|| Build.MODEL.contains("google_sdk") || Build.MODEL.contains("Emulator")|| Build.MODEL.contains("Android SDK built for x86") || Build.MANUFACTURER.contains("Genymotion")|| (Build.BRAND.startsWith("generic") && Build.DEVICE.startsWith("generic"))|| "google_sdk".equals(Build.PRODUCT)) {return true;}if (Build.PRODUCT.equals("sdk") || Build.PRODUCT.equals("sdk_x86")|| Build.PRODUCT.equals("vbox86p") || Build.PRODUCT.equals("emulator")) {return true;}if (Build.BOARD == null) {return true;}if (Build.BOARD.equals("unknown")|| Build.BOARD.contains("android")|| Build.BOARD.contains("droid")) {return true;}if (Build.DEVICE == null) {return true;}if (Build.DEVICE.equals("unknown")|| Build.DEVICE.contains("android")|| Build.DEVICE.contains("droid")) {return true;}if (Build.HARDWARE == null) {return true;}if (Build.HARDWARE.equals("goldfish")|| Build.HARDWARE.equals("ranchu")|| Build.HARDWARE.contains("ranchu")) {return true;}if (Build.BRAND == null) {return true;}if (Build.BRAND.startsWith("generic") && Build.DEVICE.startsWith("generic")) {return true;}if (Build.MANUFACTURER.equals("unknown")) {return true;}if (Build.MANUFACTURER.equals("Genymotion")) {return true;}if ((Build.BRAND.startsWith("generic") && Build.DEVICE.startsWith("generic"))|| "google_sdk".equals(Build.PRODUCT)) {return true;}if (Build.PRODUCT == null) {return true;}if (Build.PRODUCT.equals("sdk")|| Build.PRODUCT.equals("sdk_x86")|| Build.PRODUCT.equals("vbox86p")|| Build.PRODUCT.equals("emulator")) {return true;}if (Build.HARDWARE.equals("goldfish")|| Build.HARDWARE.equals("ranchu")) {return true;}if (Build.FINGERPRINT.startsWith("generic")|| Build.FINGERPRINT.startsWith("unknown")|| Build.MODEL.contains("google_sdk")|| Build.MODEL.contains("Emulator")|| Build.MODEL.contains("Android SDK built for x86")|| Build.MANUFACTURER.contains("Genymotion")|| (Build.BRAND.startsWith("generic") && Build.DEVICE.startsWith("generic"))|| "google_sdk".equals(Build.PRODUCT)) {return true;}if (Build.PRODUCT == null) {return true;}if (Build.PRODUCT.equals("sdk")|| Build.PRODUCT.equals("sdk_x86")|| Build.PRODUCT.equals("vbox86p")|| Build.PRODUCT.equals("emulator")) {return true;}if (Build.HARDWARE.equals("goldfish")|| Build.HARDWARE.equals("ranchu")) {return true;}if (new File("/dev/socket/qemud").exists()|| new File("/dev/qemu_pipe").exists()) {return true;}try {TelephonyManager telephonyManager = (TelephonyManager) getSystemService(TELEPHONY_SERVICE);if (telephonyManager != null) {String deviceId = telephonyManager.getDeviceId();List<String> knownNumbers = Arrays.asList(known_numbers);if (knownNumbers.contains(deviceId)) {return true;}}} catch (Exception e) {}return false;}
上述代码使用了多种方法来检测设备是否为模拟器,这些方法包括:
- 检测 Build.FINGERPRINT 是否以 “generic” 或 “unknown” 开头
- 检测 Build.MODEL 是否包含 “google_sdk”、“Emulator” 或 “Android SDK built for x86”
- 检测 Build.MANUFACTURER 是否为 “Genymotion”
- 检测 Build.PRODUCT 是否为 “sdk”、“sdk_x86”、“vbox86p” 或 “emulator”
- 检测 Build.BOARD 是否为 “unknown” 或包含 “android” 或 “droid”
- 检测 Build.DEVICE 是否为 “unknown” 或包含 “android” 或 “droid”
- 检测 Build.HARDWARE 是否为 “goldfish”、“ranchu” 或包含 “ranchu”
- 检测 Build.BRAND 是否以 “generic” 开头,且 Build.DEVICE 以 “generic” 开头
- 检测 Build.PRODUCT 是否为 “google_sdk”
- 检测是否存在文件 “/dev/socket/qemud” 或 “/dev/qemu_pipe”
- 检测设备的电话号码是否为已知的模拟器电话号码
上述方法都是基于固件信息的判断,通过测试发现很多模拟器都失效,参考网上的教程,还有蓝牙、光线传感器、cpu检测,配合上面的固件信息,基本可以搞定大部分模拟器。
蓝牙检测代码:
public boolean notHasBlueTooth() {BluetoothAdapter ba = BluetoothAdapter.getDefaultAdapter();if (ba == null) {return true;} else {// 如果有蓝牙不一定是有效的。获取蓝牙名称,若为null 则默认为模拟器String name = ba.getName();if (TextUtils.isEmpty(name)) {return true;} else {return false;}}
}
光传感器检测代码:
public static Boolean notHasLightSensorManager(Context context) {SensorManager sensorManager = (SensorManager) context.getSystemService(SENSOR_SERVICE);Sensor sensor8 = sensorManager.getDefaultSensor(Sensor.TYPE_LIGHT); //光if (null == sensor8) {return true;} else {return false;}
}
CPU检测代码:
public static boolean checkIsNotRealPhone() {String cpuInfo = readCpuInfo();if ((cpuInfo.contains("intel") || cpuInfo.contains("amd"))) {return true;}return false;
}public static String readCpuInfo() {String result = "";try {String[] args = {"/system/bin/cat", "/proc/cpuinfo"};ProcessBuilder cmd = new ProcessBuilder(args);Process process = cmd.start();StringBuffer sb = new StringBuffer();String readLine = "";BufferedReader responseReader = new BufferedReader(new InputStreamReader(process.getInputStream(), "utf-8"));while ((readLine = responseReader.readLine()) != null) {sb.append(readLine);}responseReader.close();result = sb.toString().toLowerCase();} catch (IOException ex) {}return result;
}
以上检测方法也不是完全可行,随着Android系统的更新,模拟器的增多,我们需要具体研究对应的一些变动来更新上述代码。
我们检测要注意一个问题,不一定能检测出所有的模拟器,但是一定不能误杀真机。