summaryrefslogtreecommitdiff
path: root/app/src/main/java
diff options
context:
space:
mode:
Diffstat (limited to 'app/src/main/java')
-rw-r--r--app/src/main/java/de/blinkt/openvpn/core/connection/Obfs4Connection.java5
-rw-r--r--app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java4
-rw-r--r--app/src/main/java/se/leap/bitmaskclient/pluggableTransports/BinaryInstaller.java204
-rw-r--r--app/src/main/java/se/leap/bitmaskclient/pluggableTransports/Dispatcher.java216
4 files changed, 5 insertions, 424 deletions
diff --git a/app/src/main/java/de/blinkt/openvpn/core/connection/Obfs4Connection.java b/app/src/main/java/de/blinkt/openvpn/core/connection/Obfs4Connection.java
index c780f487..82a7a6aa 100644
--- a/app/src/main/java/de/blinkt/openvpn/core/connection/Obfs4Connection.java
+++ b/app/src/main/java/de/blinkt/openvpn/core/connection/Obfs4Connection.java
@@ -2,8 +2,9 @@ package de.blinkt.openvpn.core.connection;
import se.leap.bitmaskclient.pluggableTransports.Obfs4Options;
-import static se.leap.bitmaskclient.pluggableTransports.Dispatcher.DISPATCHER_IP;
-import static se.leap.bitmaskclient.pluggableTransports.Dispatcher.DISPATCHER_PORT;
+import static se.leap.bitmaskclient.pluggableTransports.Shapeshifter.DISPATCHER_IP;
+import static se.leap.bitmaskclient.pluggableTransports.Shapeshifter.DISPATCHER_PORT;
+
/**
* Created by cyberta on 08.03.19.
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java b/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
index 303959d0..5ddb74ab 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
@@ -49,8 +49,8 @@ import static se.leap.bitmaskclient.base.models.Constants.REMOTE;
import static se.leap.bitmaskclient.base.models.Constants.TRANSPORT;
import static se.leap.bitmaskclient.base.models.Constants.TYPE;
import static se.leap.bitmaskclient.base.models.Constants.UDP;
-import static se.leap.bitmaskclient.pluggableTransports.Dispatcher.DISPATCHER_IP;
-import static se.leap.bitmaskclient.pluggableTransports.Dispatcher.DISPATCHER_PORT;
+import static se.leap.bitmaskclient.pluggableTransports.Shapeshifter.DISPATCHER_IP;
+import static se.leap.bitmaskclient.pluggableTransports.Shapeshifter.DISPATCHER_PORT;
public class VpnConfigGenerator {
private JSONObject generalConfiguration;
diff --git a/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/BinaryInstaller.java b/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/BinaryInstaller.java
deleted file mode 100644
index 0d6aa61e..00000000
--- a/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/BinaryInstaller.java
+++ /dev/null
@@ -1,204 +0,0 @@
-/* Copyright (c) 2009, Nathan Freitas, Orbot / The Guardian Project - http://openideals.com/guardian */
-/* See LICENSE for licensing information */
-
-package se.leap.bitmaskclient.pluggableTransports;
-
-import android.content.Context;
-import android.util.Log;
-
-import java.io.DataInputStream;
-import java.io.DataOutputStream;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.util.concurrent.TimeoutException;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipInputStream;
-
-public class BinaryInstaller {
-
- File installFolder;
- Context context;
-
- public BinaryInstaller(Context context, File installFolder)
- {
- this.installFolder = installFolder;
-
- this.context = context;
- }
-
- public void deleteDirectory(File file) {
- if( file.exists() ) {
- if (file.isDirectory()) {
- File[] files = file.listFiles();
- for(int i=0; i<files.length; i++) {
- if(files[i].isDirectory()) {
- deleteDirectory(files[i]);
- }
- else {
- files[i].delete();
- }
- }
- }
-
- file.delete();
- }
- }
-
- private final static String COMMAND_RM_FORCE = "rm -f ";
- private final static String MP3_EXT = ".mp3";
- //
- /*
- * Extract the resources from the APK file using ZIP
- */
- public File installResource (String basePath, String assetKey, boolean overwrite) throws IOException, FileNotFoundException, TimeoutException
- {
-
- InputStream is;
- File outFile;
-
- outFile = new File(installFolder, assetKey);
-
- if (outFile.exists() && (!overwrite)) {
- Log.d("BINARY_INSTALLER", "Binary already exists! Using " + outFile.getCanonicalPath());
- return outFile;
- }
-
- deleteDirectory(installFolder);
- installFolder.mkdirs();
-
- Log.d("BINARY_INSTALLER", "Search asset in " + basePath + "/" + assetKey);
-
- is = context.getAssets().open(basePath + '/' + assetKey);
- streamToFile(is,outFile, false, false);
- setExecutable(outFile);
-
- Log.d("BINARY_INSTALLER", "Asset copied from " + basePath + "/" + assetKey + " to: " + outFile.getCanonicalPath());
-
- return outFile;
- }
-
-
- private final static int FILE_WRITE_BUFFER_SIZE = 1024*8;
- /*
- * Write the inputstream contents to the file
- */
- public static boolean streamToFile(InputStream stm, File outFile, boolean append, boolean zip) throws IOException
-
- {
- byte[] buffer = new byte[FILE_WRITE_BUFFER_SIZE];
-
- int bytecount;
-
- OutputStream stmOut = new FileOutputStream(outFile.getAbsolutePath(), append);
- ZipInputStream zis = null;
-
- if (zip)
- {
- zis = new ZipInputStream(stm);
- ZipEntry ze = zis.getNextEntry();
- stm = zis;
-
- }
-
- while ((bytecount = stm.read(buffer)) > 0)
- {
-
- stmOut.write(buffer, 0, bytecount);
-
- }
-
- stmOut.close();
- stm.close();
-
- if (zis != null)
- zis.close();
-
-
- return true;
-
- }
-
- //copy the file from inputstream to File output - alternative impl
- public static boolean copyFile (InputStream is, File outputFile)
- {
-
- try {
- if (outputFile.exists())
- outputFile.delete();
-
- boolean newFile = outputFile.createNewFile();
- DataOutputStream out = new DataOutputStream(new FileOutputStream(outputFile));
- DataInputStream in = new DataInputStream(is);
-
- int b = -1;
- byte[] data = new byte[1024];
-
- while ((b = in.read(data)) != -1) {
- out.write(data);
- }
-
- if (b == -1); //rejoice
-
- //
- out.flush();
- out.close();
- in.close();
- // chmod?
-
- return newFile;
-
-
- } catch (IOException ex) {
- Log.e("Binaryinstaller", "error copying binary", ex);
- return false;
- }
-
- }
-
- /**
- * Copies a raw resource file, given its ID to the given location
- * @param ctx context
- * @param resid resource id
- * @param file destination file
- * @param mode file permissions (E.g.: "755")
- * @throws IOException on error
- * @throws InterruptedException when interrupted
- */
- public static void copyRawFile(Context ctx, int resid, File file, String mode, boolean isZipd) throws IOException, InterruptedException
- {
- final String abspath = file.getAbsolutePath();
- // Write the iptables binary
- final FileOutputStream out = new FileOutputStream(file);
- InputStream is = ctx.getResources().openRawResource(resid);
-
- if (isZipd)
- {
- ZipInputStream zis = new ZipInputStream(is);
- ZipEntry ze = zis.getNextEntry();
- is = zis;
- }
-
- byte buf[] = new byte[1024];
- int len;
- while ((len = is.read(buf)) > 0) {
- out.write(buf, 0, len);
- }
- out.close();
- is.close();
- // Change the permissions
- Runtime.getRuntime().exec("chmod "+mode+" "+abspath).waitFor();
- }
-
-
- private void setExecutable(File fileBin) {
- fileBin.setReadable(true);
- fileBin.setExecutable(true);
- fileBin.setWritable(false);
- fileBin.setWritable(true, true);
- }
-
-}
diff --git a/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/Dispatcher.java b/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/Dispatcher.java
deleted file mode 100644
index 210c94b6..00000000
--- a/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/Dispatcher.java
+++ /dev/null
@@ -1,216 +0,0 @@
-/**
- * Copyright (c) 2019 LEAP Encryption Access Project and contributers
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-package se.leap.bitmaskclient.pluggableTransports;
-
-import android.content.Context;
-import androidx.annotation.WorkerThread;
-import android.text.TextUtils;
-import android.util.Log;
-
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.OutputStreamWriter;
-import java.util.StringTokenizer;
-
-
-/**
- * Created by cyberta on 22.02.19.
- */
-
-public class Dispatcher {
- private static final String ASSET_KEY = "piedispatcher";
- public static final String DISPATCHER_PORT = "4430";
- public static final String DISPATCHER_IP = "127.0.0.1";
- private static final String TAG = Dispatcher.class.getName();
- private final String remoteIP;
- private final String remotePort;
- private final String certificate;
- private final String iatMode;
- private File fileDispatcher;
- private Context context;
- private Thread dispatcherThread = null;
- private int dispatcherPid = -1;
-
- public Dispatcher(Context context, Obfs4Options obfs4Options) {
- this.context = context.getApplicationContext();
- this.remoteIP = obfs4Options.remoteIP;
- this.remotePort = obfs4Options.remotePort;
- this.certificate = obfs4Options.cert;
- this.iatMode = obfs4Options.iatMode;
- }
-
- @WorkerThread
- public void initSync() {
- try {
- fileDispatcher = installDispatcher();
-
- // start dispatcher
- dispatcherThread = new Thread(() -> {
- try {
- StringBuilder dispatcherLog = new StringBuilder();
- String dispatcherCommand = fileDispatcher.getCanonicalPath() +
- " -transparent" +
- " -client" +
- " -state " + context.getFilesDir().getCanonicalPath() + "/state" +
- " -target " + remoteIP + ":" + remotePort +
- " -transports obfs4" +
- " -options \"" + String.format("{\\\"cert\\\": \\\"%s\\\", \\\"iatMode\\\": \\\"%s\\\"}\"", certificate, iatMode) +
- " -logLevel DEBUG -enableLogging" +
- " -proxylistenaddr "+ DISPATCHER_IP + ":" + DISPATCHER_PORT;
-
- Log.d(TAG, "dispatcher command: " + dispatcherCommand);
- runBlockingCmd(new String[]{dispatcherCommand}, dispatcherLog);
- } catch (IOException e) {
- e.printStackTrace();
- } catch (Exception e) {
- e.printStackTrace();
- }
- });
- dispatcherThread.start();
-
- // get pid of dispatcher, try several times in case the dispatcher
- // process is not spawned yet
- StringBuilder log = new StringBuilder();
- String pidCommand = "ps | grep piedispatcher";
- for (int i = 0; i < 5; i++) {
- runBlockingCmd(new String[]{pidCommand}, log);
- if (!TextUtils.isEmpty(log)) {
- break;
- }
- Thread.sleep(100);
- }
-
- String output = log.toString();
- StringTokenizer st = new StringTokenizer(output, " ");
- st.nextToken(); // proc owner
- dispatcherPid = Integer.parseInt(st.nextToken().trim());
- } catch(Exception e){
- if (dispatcherThread.isAlive()) {
- Log.e(TAG, e.getMessage() + ". Shutting down Dispatcher thread.");
- stop();
- }
- }
- }
-
- public String getPort() {
- return DISPATCHER_PORT;
- }
-
- public void stop() {
- Log.d(TAG, "Shutting down Dispatcher thread.");
- if (dispatcherThread != null && dispatcherThread.isAlive()) {
- try {
- killProcess(dispatcherPid);
- } catch (Exception e) {
- e.printStackTrace();
- }
- dispatcherThread.interrupt();
- }
- }
-
- private void killProcess(int pid) throws Exception {
- String killPid = "kill -9 " + pid;
- runCmd(new String[]{killPid}, null, false);
- }
-
- public boolean isRunning() {
- return dispatcherThread != null && dispatcherThread.isAlive();
- }
-
- private File installDispatcher(){
- File fileDispatcher = null;
- BinaryInstaller bi = new BinaryInstaller(context,context.getFilesDir());
-
- String arch = System.getProperty("os.arch");
- if (arch.contains("arm"))
- arch = "armeabi-v7a";
- else
- arch = "x86";
-
- try {
- fileDispatcher = bi.installResource(arch, ASSET_KEY, false);
- } catch (Exception ioe) {
- Log.d(TAG,"Couldn't install dispatcher: " + ioe);
- }
-
- return fileDispatcher;
- }
-
- @WorkerThread
- private void runBlockingCmd(String[] cmds, StringBuilder log) throws Exception {
- runCmd(cmds, log, true);
- }
-
- @WorkerThread
- private int runCmd(String[] cmds, StringBuilder log,
- boolean waitFor) throws Exception {
-
- int exitCode = -1;
- Process proc = Runtime.getRuntime().exec("sh");
- OutputStreamWriter out = new OutputStreamWriter(proc.getOutputStream());
-
- try {
- for (String cmd : cmds) {
- Log.d(TAG, "executing CMD: " + cmd);
- out.write(cmd);
- out.write("\n");
- }
-
- out.flush();
- out.write("exit\n");
- out.flush();
- } catch (IOException e) {
- e.printStackTrace();
- } finally {
- out.close();
- }
-
- if (waitFor) {
- // Consume the "stdout"
- InputStreamReader reader = new InputStreamReader(proc.getInputStream());
- readToLogString(reader, log);
-
- // Consume the "stderr"
- reader = new InputStreamReader(proc.getErrorStream());
- readToLogString(reader, log);
-
- try {
- exitCode = proc.waitFor();
- } catch (InterruptedException e) {
- e.printStackTrace();
- }
- }
-
- return exitCode;
- }
-
- private void readToLogString(InputStreamReader reader, StringBuilder log) throws IOException {
- final char buf[] = new char[10];
- int read = 0;
- try {
- while ((read = reader.read(buf)) != -1) {
- if (log != null)
- log.append(buf, 0, read);
- }
- } catch (IOException e) {
- reader.close();
- throw new IOException(e);
- }
- reader.close();
- }
-}