protected boolean returnPath() {
File tmpDir = new File("/data/local/tmp");
if (!tmpDir.exists()) {
doExec(new String[] {"mkdir /data/local/tmp"});
}
try {
InternalVariables.path = new HashSet<String>();
// Try to read from the file.
LineNumberReader lnr = null;
doExec(
new String[] {
"dd if=/init.rc of=/data/local/tmp/init.rc", "chmod 0777 /data/local/tmp/init.rc"
});
lnr = new LineNumberReader(new FileReader("/data/local/tmp/init.rc"));
String line;
while ((line = lnr.readLine()) != null) {
RootTools.log(line);
if (line.contains("export PATH")) {
int tmp = line.indexOf("/");
InternalVariables.path =
new HashSet<String>(Arrays.asList(line.substring(tmp).split(":")));
return true;
}
}
return false;
} catch (Exception e) {
if (RootTools.debugMode) {
RootTools.log("Error: " + e.getMessage());
e.printStackTrace();
}
return false;
}
}
/**
* Sends several shell command as su (attempts to)
*
* @param commands array of commands to send to the shell
* @param sleepTime time to sleep between each command, delay.
* @param result injected result object that implements the Result class
* @return a <code>LinkedList</code> containing each line that was returned by the shell after
* executing or while trying to execute the given commands. You must iterate over this list,
* it does not allow random access, so no specifying an index of an item you want, not like
* you're going to know that anyways.
* @throws InterruptedException
* @throws IOException
* @throws TimeoutException
*/
synchronized List<String> sendShell(
String[] commands, int sleepTime, Result result, boolean useRoot, int timeout)
throws IOException, RootToolsException, TimeoutException {
RootTools.log(
"Sending " + commands.length + " shell command" + (commands.length > 1 ? "s" : ""));
Worker worker = new Worker(this, commands, sleepTime, result, useRoot);
worker.start();
try {
if (timeout == -1) {
timeout = 300000;
}
worker.join(timeout);
// small pause, let things catch up
Thread.sleep(RootTools.shellDelay);
if (worker.exit != -911) return worker.finalResponse;
else throw new TimeoutException();
} catch (InterruptedException ex) {
worker.interrupt();
Thread.currentThread().interrupt();
throw new TimeoutException();
}
}
public boolean checkRoot() {
boolean result = true;
// No need to do more shell calls if we already did the checks
if (CHECKED_ROOT && !ROOT_AVAILABLE)
// We already checked root and it wasn't available
return false;
if (!ROOT_AVAILABLE) {
if (!RootTools.isRootAvailable()) {
// TODO: Make a new dialog class that explains root access
RootTools.log("Root access isn't available");
result = false;
} else if (!RootTools.isAccessGiven()) {
RootTools.log("Root access denied by user");
result = false;
} else {
ROOT_AVAILABLE = true;
}
}
CHECKED_ROOT = true;
return result;
}
protected ArrayList<Mount> getMounts() throws FileNotFoundException, IOException {
LineNumberReader lnr = null;
try {
lnr = new LineNumberReader(new FileReader("/proc/mounts"));
String line;
ArrayList<Mount> mounts = new ArrayList<Mount>();
while ((line = lnr.readLine()) != null) {
RootTools.log(line);
String[] fields = line.split(" ");
mounts.add(
new Mount(
new File(fields[0]), // device
new File(fields[1]), // mountPoint
fields[2], // fstype
fields[3] // flags
));
}
return mounts;
} finally {
// no need to do anything here.
}
}
public void run() {
DataOutputStream os = null;
InputStreamReader osRes = null;
InputStreamReader osErr = null;
try {
if (executer.process == null) {
Runtime.getRuntime().gc();
if (RootTools.customShell.equals("")) {
executer.process = Runtime.getRuntime().exec(useRoot ? "su" : "sh");
RootTools.log(useRoot ? "Using Root" : "Using sh");
} else {
executer.process = Runtime.getRuntime().exec(RootTools.customShell);
RootTools.log("Using custom shell: " + RootTools.customShell);
}
if (null != executer.result) {
executer.result.setProcess(executer.process);
}
}
os = new DataOutputStream(executer.process.getOutputStream());
osRes = new InputStreamReader(executer.process.getInputStream());
osErr = new InputStreamReader(executer.process.getErrorStream());
BufferedReader reader = new BufferedReader(osRes);
BufferedReader reader_error = new BufferedReader(osErr);
List<String> response = null;
if (null == executer.result) {
response = new LinkedList<String>();
}
try {
// Doing Stuff ;)
for (String single : commands) {
RootTools.log("Shell command: " + single);
os.writeBytes(single + "\n");
os.flush();
Thread.sleep(sleepTime);
}
os.writeBytes("exit \n");
os.flush();
String line = reader.readLine();
String line_error = reader_error.readLine();
while (line != null) {
if (null == executer.result) {
response.add(line);
} else {
executer.result.process(line);
}
RootTools.log("input stream: " + line);
line = reader.readLine();
}
RootTools.log("Done reading input stream");
while (line_error != null) {
if (null == executer.result) {
response.add(line_error);
} else {
executer.result.processError(line_error);
}
RootTools.log("error stream: " + line_error);
line_error = reader_error.readLine();
}
RootTools.log("Done reading error stream");
} catch (Exception ex) {
if (RootTools.debugMode) {
RootTools.log("Error: " + ex.getMessage());
}
if (null != executer.result) {
executer.result.onFailure(ex);
}
} finally {
RootTools.log("In finally block");
if (executer.process != null) {
RootTools.log("Getting Exit");
finalResponse = response;
exit = -1;
exit = executer.process.waitFor();
RootTools.log("Exit done...");
RootTools.lastExitCode = exit;
if (null != executer.result) {
executer.result.onComplete(exit);
} else {
response.add(Integer.toString(exit));
}
}
}
} catch (InterruptedException ignore) {
return;
} catch (Exception e) {
if (RootTools.debugMode) {
e.printStackTrace();
RootTools.log("Error: " + e.getMessage());
}
} finally {
try {
if (os != null) {
os.writeBytes("exit \n");
os.flush();
os.close();
os = null;
}
if (osRes != null) {
osRes.close();
osRes = null;
}
if (osErr != null) {
osErr.close();
osErr = null;
}
} catch (Exception ignore) {
}
executer.closeShell();
}
}
/**
* This will take a path, which can contain the file name as well, and attempt to remount the
* underlying partition.
*
* <p>For example, passing in the following string:
* "/system/bin/some/directory/that/really/would/never/exist" will result in /system ultimately
* being remounted. However, keep in mind that the longer the path you supply, the more work this
* has to do, and the slower it will run.
*
* @param file file path
* @param mountType mount type: pass in RO (Read only) or RW (Read Write)
* @return a <code>boolean</code> which indicates whether or not the partition has been remounted
* as specified.
*/
protected boolean remount(String file, String mountType) {
// if the path has a trailing slash get rid of it.
if (file.endsWith("/") && !file.equals("/")) {
file = file.substring(0, file.lastIndexOf("/"));
}
// Make sure that what we are trying to remount is in the mount list.
boolean foundMount = false;
while (!foundMount) {
try {
for (Mount mount : RootTools.getMounts()) {
RootTools.log(mount.getMountPoint().toString());
if (file.equals(mount.getMountPoint().toString())) {
foundMount = true;
break;
}
}
} catch (Exception e) {
if (RootTools.debugMode) {
e.printStackTrace();
}
return false;
}
if (!foundMount) {
try {
file = (new File(file).getParent()).toString();
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
}
Mount mountPoint = findMountPointRecursive(file);
RootTools.log(
InternalVariables.TAG,
"Remounting "
+ mountPoint.getMountPoint().getAbsolutePath()
+ " as "
+ mountType.toLowerCase());
final boolean isMountMode = mountPoint.getFlags().contains(mountType.toLowerCase());
if (!isMountMode) {
// grab an instance of the internal class
try {
CommandCapture command =
new CommandCapture(
0,
"busybox mount -o remount,"
+ mountType.toLowerCase()
+ " "
+ mountPoint.getDevice().getAbsolutePath()
+ " "
+ mountPoint.getMountPoint().getAbsolutePath(),
"toolbox mount -o remount,"
+ mountType.toLowerCase()
+ " "
+ mountPoint.getDevice().getAbsolutePath()
+ " "
+ mountPoint.getMountPoint().getAbsolutePath(),
"mount -o remount,"
+ mountType.toLowerCase()
+ " "
+ mountPoint.getDevice().getAbsolutePath()
+ " "
+ mountPoint.getMountPoint().getAbsolutePath(),
"/system/bin/toolbox mount -o remount,"
+ mountType.toLowerCase()
+ " "
+ mountPoint.getDevice().getAbsolutePath()
+ " "
+ mountPoint.getMountPoint().getAbsolutePath());
Shell.startRootShell().add(command);
command.waitForFinish();
} catch (Exception e) {
}
mountPoint = findMountPointRecursive(file);
}
Log.i(InternalVariables.TAG, mountPoint.getFlags() + " AND " + mountType.toLowerCase());
if (mountPoint.getFlags().contains(mountType.toLowerCase())) {
RootTools.log(mountPoint.getFlags().toString());
return true;
} else {
RootTools.log(mountPoint.getFlags().toString());
return false;
}
}
protected void doExec(String[] commands) {
Process process = null;
DataOutputStream os = null;
InputStreamReader osRes = null;
try {
process = Runtime.getRuntime().exec("su");
os = new DataOutputStream(process.getOutputStream());
osRes = new InputStreamReader(process.getInputStream());
BufferedReader reader = new BufferedReader(osRes);
// Doing Stuff ;)
for (String single : commands) {
os.writeBytes(single + "\n");
os.flush();
}
os.writeBytes("exit \n");
os.flush();
String line = reader.readLine();
while (line != null) {
if (commands[0].equals("id")) {
Set<String> ID = new HashSet<String>(Arrays.asList(line.split(" ")));
for (String id : ID) {
if (id.toLowerCase().contains("uid=0")) {
InternalVariables.accessGiven = true;
Log.i(InternalVariables.TAG, "Access Given");
break;
}
}
if (!InternalVariables.accessGiven) {
Log.i(InternalVariables.TAG, "Access Denied?");
}
}
if (commands[0].equals("df") && line.contains(InternalVariables.getSpaceFor)) {
InternalVariables.space = line.split(" ");
}
RootTools.log(line);
line = reader.readLine();
}
process.waitFor();
} catch (Exception e) {
if (RootTools.debugMode) {
RootTools.log("Error: " + e.getMessage());
e.printStackTrace();
}
} finally {
try {
if (os != null) {
os.close();
}
if (osRes != null) {
osRes.close();
}
process.destroy();
} catch (Exception e) {
if (RootTools.debugMode) {
RootTools.log("Error: " + e.getMessage());
e.printStackTrace();
}
}
}
}
