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@@ -0,0 +1,200 @@
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+package net.zoneland.x.bpm.mobile.v1.zoneXBPM.utils;
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+
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+/**
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+ * Created by fancyLou on 2020-09-28.
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+ * Copyright © 2020 O2. All rights reserved.
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+ */
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+import android.util.Log;
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+
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+import java.io.BufferedReader;
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+import java.io.BufferedWriter;
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+import java.io.ByteArrayOutputStream;
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+import java.io.DataOutputStream;
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+import java.io.File;
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+import java.io.FileInputStream;
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+import java.io.FileOutputStream;
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+import java.io.InputStreamReader;
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+import java.io.OutputStreamWriter;
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+import java.util.ArrayList;
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+
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+public class CheckRoot {
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+ private static String LOG_TAG = CheckRoot.class.getName();
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+
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+ public static boolean isDeviceRooted() {
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+ if (checkDeviceDebuggable()) {
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+ return true;
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+ }//check buildTags
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+ if (checkSuperuserApk()) {
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+ return true;
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+ }//Superuser.apk
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+ //if (checkRootPathSU()){return true;}//find su in some path
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+ //if (checkRootWhichSU()){return true;}//find su use 'which'
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+ if (checkBusybox()) {
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+ return true;
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+ }//find su use 'which'
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+ if (checkAccessRootData()) {
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+ return true;
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+ }//find su use 'which'
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+ if (checkGetRootAuth()) {
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+ return true;
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+ }//exec su
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+
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+ return false;
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+ }
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+
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+ public static boolean checkDeviceDebuggable() {
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+ String buildTags = android.os.Build.TAGS;
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+ if (buildTags != null && buildTags.contains("test-keys")) {
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+ Log.i(LOG_TAG, "buildTags=" + buildTags);
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+ return true;
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+ }
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+ return false;
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+ }
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+
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+ public static boolean checkSuperuserApk() {
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+ try {
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+ File file = new File("/system/app/Superuser.apk");
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+ if (file.exists()) {
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+ Log.i(LOG_TAG, "/system/app/Superuser.apk exist");
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+ return true;
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+ }
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+ } catch (Exception e) {
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+ }
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+ return false;
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+ }
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+
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+ public static synchronized boolean checkGetRootAuth() {
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+ Process process = null;
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+ DataOutputStream os = null;
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+ try {
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+ Log.i(LOG_TAG, "to exec su");
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+ process = Runtime.getRuntime().exec("su");
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+ os = new DataOutputStream(process.getOutputStream());
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+ os.writeBytes("exit\n");
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+ os.flush();
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+ int exitValue = process.waitFor();
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+ Log.i(LOG_TAG, "exitValue=" + exitValue);
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+ if (exitValue == 0) {
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+ return true;
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+ } else {
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+ return false;
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+ }
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+ } catch (Exception e) {
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+ Log.i(LOG_TAG, "Unexpected error - Here is what I know: "
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+ + e.getMessage());
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+ return false;
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+ } finally {
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+ try {
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+ if (os != null) {
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+ os.close();
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+ }
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+ process.destroy();
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ }
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+
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+ public static synchronized boolean checkBusybox() {
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+ try {
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+ Log.i(LOG_TAG, "to exec busybox df");
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+ String[] strCmd = new String[]{"busybox", "df"};
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+ ArrayList<String> execResult = executeCommand(strCmd);
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+ if (execResult != null) {
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+ Log.i(LOG_TAG, "execResult=" + execResult.toString());
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+ return true;
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+ } else {
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+ Log.i(LOG_TAG, "execResult=null");
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+ return false;
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+ }
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+ } catch (Exception e) {
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+ Log.i(LOG_TAG, "Unexpected error - Here is what I know: "
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+ + e.getMessage());
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+ return false;
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+ }
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+ }
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+
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+ public static ArrayList<String> executeCommand(String[] shellCmd) {
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+ String line = null;
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+ ArrayList<String> fullResponse = new ArrayList<String>();
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+ Process localProcess = null;
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+ try {
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+ Log.i(LOG_TAG, "to shell exec which for find su :");
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+ localProcess = Runtime.getRuntime().exec(shellCmd);
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+ } catch (Exception e) {
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+ return null;
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+ }
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+ BufferedWriter out = new BufferedWriter(new OutputStreamWriter(localProcess.getOutputStream()));
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+ BufferedReader in = new BufferedReader(new InputStreamReader(localProcess.getInputStream()));
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+ try {
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+ while ((line = in.readLine()) != null) {
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+ Log.i(LOG_TAG, "–> Line received: " + line);
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+ fullResponse.add(line);
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+ }
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ Log.i(LOG_TAG, "–> Full response was: " + fullResponse);
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+ return fullResponse;
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+ }
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+
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+ public static synchronized boolean checkAccessRootData() {
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+ try {
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+ Log.i(LOG_TAG, "to write /data");
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+ String fileContent = "test_ok";
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+ Boolean writeFlag = writeFile("/data/su_test", fileContent);
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+ if (writeFlag) {
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+ Log.i(LOG_TAG, "write ok");
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+ } else {
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+ Log.i(LOG_TAG, "write failed");
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+ }
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+
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+ Log.i(LOG_TAG, "to read /data");
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+ String strRead = readFile("/data/su_test");
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+ Log.i(LOG_TAG, "strRead=" + strRead);
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+ if (fileContent.equals(strRead)) {
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+ return true;
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+ } else {
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+ return false;
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+ }
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+ } catch (Exception e) {
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+ Log.i(LOG_TAG, "Unexpected error - Here is what I know: "
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+ + e.getMessage());
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+ return false;
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+ }
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+ }
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+
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+ //写文件
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+ public static Boolean writeFile(String fileName, String message) {
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+ try {
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+ FileOutputStream fout = new FileOutputStream(fileName);
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+ byte[] bytes = message.getBytes();
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+ fout.write(bytes);
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+ fout.close();
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+ return true;
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ return false;
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+ }
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+ }
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+
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+ //读文件
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+ public static String readFile(String fileName) {
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+ File file = new File(fileName);
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+ try {
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+ FileInputStream fis = new FileInputStream(file);
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+ byte[] bytes = new byte[1024];
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+ ByteArrayOutputStream bos = new ByteArrayOutputStream();
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+ int len;
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+ while ((len = fis.read(bytes)) > 0) {
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+ bos.write(bytes, 0, len);
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+ }
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+ String result = new String(bos.toByteArray());
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+ Log.i(LOG_TAG, result);
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+ return result;
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ return null;
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+ }
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+ }
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+}
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fancy