Android activity and AndroidController class refactoring

This commit is contained in:
albexk 2023-11-17 15:10:11 +03:00
parent 5a5ea4a018
commit b90fad6664
13 changed files with 296 additions and 892 deletions

View file

@ -91,8 +91,8 @@ void AmneziaApplication::init()
initControllers();
#ifdef Q_OS_ANDROID
connect(AndroidController::instance(), &AndroidController::initialized, this,
[this](bool status, bool connected, const QDateTime &connectionDate) {
connect(AndroidController::instance(), &AndroidController::serviceIsAlive, this,
[this](bool connected) {
if (connected) {
m_connectionController->onConnectionStateChanged(Vpn::ConnectionState::Connected);
if (m_vpnConnection)

View file

@ -1,286 +1,33 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.amnezia.vpn
import android.Manifest
import android.content.ComponentName
import android.content.ContentResolver
import android.content.Context
import android.content.Intent
import android.content.ServiceConnection
import android.content.pm.PackageManager
import android.net.Uri
import android.os.*
import android.provider.MediaStore
import android.util.Log
import android.view.KeyEvent
import android.widget.Toast
import androidx.core.app.ActivityCompat
import androidx.core.content.ContextCompat
import org.amnezia.vpn.VPNServiceBinder
import org.amnezia.vpn.IMPORT_COMMAND_CODE
import org.amnezia.vpn.IMPORT_ACTION_CODE
import org.amnezia.vpn.IMPORT_CONFIG_KEY
import java.io.FileNotFoundException
import java.io.FileOutputStream
import java.io.IOException
import org.qtproject.qt.android.bindings.QtActivity
import java.io.*
class AmneziaActivity : org.qtproject.qt.android.bindings.QtActivity() {
private const val TAG = "AmneziaActivity"
private var configString: String? = null
private var vpnServiceBinder: IBinder? = null
private var isBound = false
set(value) {
field = value
private const val CAMERA_ACTION_CODE = 101
private const val CREATE_FILE_ACTION_CODE = 102
if (value && configString != null) {
sendImportConfigCommand()
}
}
private val TAG = "AmneziaActivity"
private val CAMERA_ACTION_CODE = 101
private val CREATE_FILE_ACTION_CODE = 102
class AmneziaActivity : QtActivity() {
private var tmpFileContentToSave: String = ""
private val delayedCommands: ArrayList<Pair<Int, String>> = ArrayList()
companion object {
private lateinit var instance: AmneziaActivity
@JvmStatic fun getInstance(): AmneziaActivity {
return instance
}
@JvmStatic fun connectService() {
getInstance().initServiceConnection()
}
@JvmStatic fun startQrCodeReader() {
getInstance().startQrCodeActivity()
}
@JvmStatic fun sendToService(actionCode: Int, body: String) {
getInstance().dispatchParcel(actionCode, body)
}
@JvmStatic fun saveFileAs(fileContent: String, suggestedName: String) {
getInstance().saveFile(fileContent, suggestedName)
}
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
instance = this
val newIntent = intent
val newIntentAction: String? = newIntent.action
if (newIntent != null && newIntentAction != null && newIntentAction == "org.amnezia.vpn.IMPORT_CONFIG") {
configString = newIntent.getStringExtra("CONFIG")
}
}
private fun startQrCodeActivity() {
val intent = Intent(this, CameraActivity::class.java)
startActivityForResult(intent, CAMERA_ACTION_CODE)
}
private fun saveFile(fileContent: String, suggestedName: String) {
tmpFileContentToSave = fileContent
val intent = Intent(Intent.ACTION_CREATE_DOCUMENT).apply {
addCategory(Intent.CATEGORY_OPENABLE)
type = "text/*"
putExtra(Intent.EXTRA_TITLE, suggestedName)
}
startActivityForResult(intent, CREATE_FILE_ACTION_CODE)
}
external fun handleBackButton(): Boolean
external fun onServiceMessage(actionCode: Int, body: String?)
external fun qtOnServiceConnected()
external fun qtOnServiceDisconnected()
external fun onActivityMessage(actionCode: Int, body: String?)
private fun dispatchParcel(actionCode: Int, body: String) {
if (!isBound) {
Log.d(TAG, "dispatchParcel: not bound")
delayedCommands.add(Pair(actionCode, body))
return
}
if (delayedCommands.size > 0) {
for (command in delayedCommands) {
processCommand(command.first, command.second)
}
delayedCommands.clear()
}
processCommand(actionCode, body)
}
private fun processCommand(actionCode: Int, body: String) {
val out: Parcel = Parcel.obtain()
out.writeByteArray(body.toByteArray())
try {
vpnServiceBinder?.transact(actionCode, out, Parcel.obtain(), 0)
} catch (e: DeadObjectException) {
isBound = false
vpnServiceBinder = null
qtOnServiceDisconnected()
} catch (e: RemoteException) {
e.printStackTrace()
}
}
override fun onNewIntent(newIntent: Intent) {
super.onNewIntent(intent)
setIntent(newIntent)
val newIntentAction = newIntent.action
if (newIntent != null && newIntentAction != null && newIntentAction == INTENT_ACTION_IMPORT_CONFIG) {
configString = newIntent.getStringExtra("CONFIG")
}
}
override fun onResume() {
super.onResume()
if (configString != null && isBound) {
sendImportConfigCommand()
}
}
private fun sendImportConfigCommand() {
if (configString != null) {
val msg: Parcel = Parcel.obtain()
msg.writeString(configString!!)
try {
vpnServiceBinder?.transact(ACTION_IMPORT_CONFIG, msg, Parcel.obtain(), 0)
} catch (e: RemoteException) {
e.printStackTrace()
}
configString = null
}
}
private fun createConnection() = object : ServiceConnection {
override fun onServiceConnected(className: ComponentName, binder: IBinder) {
vpnServiceBinder = binder
// This is called when the connection with the service has been
// established, giving us the object we can use to
// interact with the service. We are communicating with the
// service using a Messenger, so here we get a client-side
// representation of that from the raw IBinder object.
if (registerBinder()){
qtOnServiceConnected();
} else {
qtOnServiceDisconnected();
return
}
isBound = true
}
override fun onServiceDisconnected(className: ComponentName) {
vpnServiceBinder = null
isBound = false
qtOnServiceDisconnected();
}
}
private var connection: ServiceConnection = createConnection()
private fun registerBinder(): Boolean {
val binder = VPNClientBinder()
val out: Parcel = Parcel.obtain()
out.writeStrongBinder(binder)
try {
// Register our IBinder Listener
vpnServiceBinder?.transact(ACTION_REGISTER_LISTENER, out, Parcel.obtain(), 0)
return true
} catch (e: DeadObjectException) {
isBound = false
vpnServiceBinder = null
} catch (e: RemoteException) {
e.printStackTrace()
}
return false
}
private fun initServiceConnection() {
// We already have a connection to the service,
// just need to re-register the binder
if (isBound && vpnServiceBinder!!.isBinderAlive() && registerBinder()) {
qtOnServiceConnected()
return
}
bindService(Intent(this, AmneziaVpnService::class.java), connection, Context.BIND_AUTO_CREATE)
}
// TODO: Move all ipc codes into a shared lib.
// this is getting out of hand.
private val PERMISSION_TRANSACTION = 1337
private val ACTION_REGISTER_LISTENER = 3
private val ACTION_RESUME_ACTIVATE = 7
private val ACTION_IMPORT_CONFIG = 11
private val EVENT_PERMISSION_REQUIRED = 6
private val EVENT_DISCONNECTED = 2
private val UI_EVENT_QR_CODE_RECEIVED = 0
fun onPermissionRequest(code: Int, data: Parcel?) {
if (code != EVENT_PERMISSION_REQUIRED) {
return
}
val x = Intent()
x.readFromParcel(data)
startActivityForResult(x, PERMISSION_TRANSACTION)
}
override protected fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
if (requestCode == PERMISSION_TRANSACTION) {
// THATS US!
if (resultCode == RESULT_OK) {
// Prompt accepted, tell service to retry.
dispatchParcel(ACTION_RESUME_ACTIVATE, "")
} else {
// Tell the Client we've disconnected
onServiceMessage(EVENT_DISCONNECTED, "")
}
return
}
super.onActivityResult(requestCode, resultCode, data)
if (requestCode == CAMERA_ACTION_CODE && resultCode == RESULT_OK) {
val extra = data?.getStringExtra("result") ?: ""
onActivityMessage(UI_EVENT_QR_CODE_RECEIVED, extra)
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
if (requestCode == CREATE_FILE_ACTION_CODE && resultCode == RESULT_OK) {
data?.data?.also { uri ->
alterDocument(uri)
}
}
super.onActivityResult(requestCode, resultCode, data)
}
private fun alterDocument(uri: Uri) {
@ -298,4 +45,58 @@ class AmneziaActivity : org.qtproject.qt.android.bindings.QtActivity() {
tmpFileContentToSave = ""
}
/**
* Methods called by Qt
*/
@Suppress("unused")
fun qtAndroidControllerInitialized() {
Log.v(TAG, "Qt Android controller initialized")
Log.w(TAG, "Not yet implemented")
}
@Suppress("unused")
fun start(vpnConfig: String) {
Log.v(TAG, "Start VPN")
Log.w(TAG, "Not yet implemented")
}
@Suppress("unused")
fun stop() {
Log.v(TAG, "Stop VPN")
Log.w(TAG, "Not yet implemented")
}
@Suppress("unused")
fun saveFile(fileName: String, data: String) {
Log.v(TAG, "Save file $fileName")
// todo: refactor
tmpFileContentToSave = data
val intent = Intent(Intent.ACTION_CREATE_DOCUMENT).apply {
addCategory(Intent.CATEGORY_OPENABLE)
type = "text/*"
putExtra(Intent.EXTRA_TITLE, fileName)
}
startActivityForResult(intent, CREATE_FILE_ACTION_CODE)
}
@Suppress("unused")
fun setNotificationText(title: String, message: String, timerSec: Int) {
Log.v(TAG, "Set notification text")
Log.w(TAG, "Not yet implemented")
}
@Suppress("unused")
fun cleanupLogs() {
Log.v(TAG, "Cleanup logs")
Log.w(TAG, "Not yet implemented")
}
@Suppress("unused")
fun startQrCodeReader() {
Log.v(TAG, "Start camera")
startQrCodeActivity()
}
}

View file

@ -1,26 +0,0 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.amnezia.vpn
import android.os.Binder
import android.os.Parcel
const val permissionRequired = 6
class VPNClientBinder() : Binder() {
override fun onTransact(code: Int, data: Parcel, reply: Parcel?, flags: Int): Boolean {
if (code == permissionRequired) {
AmneziaActivity.getInstance().onPermissionRequest(code, data)
return true
}
val buffer = data.createByteArray()
val stringData = buffer?.let { String(it) }
AmneziaActivity.getInstance().onServiceMessage(code, stringData)
return true
}
}

View file

@ -1,4 +1,18 @@
package org.amnezia.vpn.qt
/**
* JNI functions of the AndroidController class from android_controller.cpp,
* called by events in the Android part of the client
*/
object QtAndroidController {
external fun onStatus(isVpnConnected: Boolean)
external fun onServiceDisconnected()
external fun onServiceError()
external fun onVpnPermissionRejected()
external fun onVpnConnected()
external fun onVpnDisconnected()
external fun onStatisticsUpdate(rxBytes: Long, txBytes: Long)
external fun onConfigImported()
}

View file

@ -28,7 +28,6 @@ set(HEADERS ${HEADERS}
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/android_controller.h
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/android_notificationhandler.h
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/androidutils.h
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/androidvpnactivity.h
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/authResultReceiver.h
${CMAKE_CURRENT_SOURCE_DIR}/protocols/android_vpnprotocol.h
)
@ -37,7 +36,6 @@ set(SOURCES ${SOURCES}
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/android_controller.cpp
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/android_notificationhandler.cpp
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/androidutils.cpp
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/androidvpnactivity.cpp
${CMAKE_CURRENT_SOURCE_DIR}/platforms/android/authResultReceiver.cpp
${CMAKE_CURRENT_SOURCE_DIR}/protocols/android_vpnprotocol.cpp
)

View file

@ -1,154 +1,82 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <QDebug>
#include <QHostAddress>
#include <QJsonArray>
#include <QCoreApplication>
#include <QJniEnvironment>
#include <QJsonDocument>
#include <QJsonObject>
#include <QRandomGenerator>
#include <QTextCodec>
#include <QTimer>
#include "android_controller.h"
#include "private/qandroidextras_p.h"
#include "androidutils.h"
#include "androidvpnactivity.h"
namespace
{
AndroidController *s_instance = nullptr;
constexpr auto PERMISSIONHELPER_CLASS = "org/amnezia/vpn/VPNPermissionHelper";
constexpr auto QT_ANDROID_CONTROLLER_CLASS = "org/amnezia/vpn/qt/QtAndroidController";
} // namespace
AndroidController::AndroidController() : QObject()
{
connect(this, &AndroidController::scheduleStatusCheckSignal, this, &AndroidController::scheduleStatusCheckSlot);
s_instance = this;
auto activity = AndroidVPNActivity::instance();
connect(
activity, &AndroidVPNActivity::serviceConnected, this,
[]() {
qDebug() << "Transact: service connected";
AndroidVPNActivity::sendToService(ServiceAction::ACTION_REQUEST_STATISTIC, "");
},
Qt::QueuedConnection);
connect(
activity, &AndroidVPNActivity::eventInitialized, this,
[this](const QString &parcelBody) {
// We might get multiple Init events as widgets, or fragments
// might query this.
if (m_init) {
return;
}
qDebug() << "Transact: init";
m_init = true;
auto doc = QJsonDocument::fromJson(parcelBody.toUtf8());
qlonglong time = doc.object()["time"].toVariant().toLongLong();
isConnected = doc.object()["connected"].toBool();
if (isConnected) {
emit scheduleStatusCheckSignal();
}
emit initialized(true, isConnected, time > 0 ? QDateTime::fromMSecsSinceEpoch(time) : QDateTime());
setFallbackConnectedNotification();
},
Qt::QueuedConnection);
connect(
activity, &AndroidVPNActivity::eventConnected, this,
[this](const QString &parcelBody) {
Q_UNUSED(parcelBody);
qDebug() << "Transact: connected";
if (!isConnected) {
emit scheduleStatusCheckSignal();
}
isConnected = true;
emit connectionStateChanged(Vpn::ConnectionState::Connected);
},
Qt::QueuedConnection);
connect(
activity, &AndroidVPNActivity::eventDisconnected, this,
[this]() {
qDebug() << "Transact: disconnected";
isConnected = false;
emit connectionStateChanged(Vpn::ConnectionState::Disconnected);
},
Qt::QueuedConnection);
connect(
activity, &AndroidVPNActivity::eventStatisticUpdate, this,
[this](const QString &parcelBody) {
auto doc = QJsonDocument::fromJson(parcelBody.toUtf8());
QString rx = doc.object()["rx_bytes"].toString();
QString tx = doc.object()["tx_bytes"].toString();
QString endpoint = doc.object()["endpoint"].toString();
QString deviceIPv4 = doc.object()["deviceIpv4"].toString();
emit statusUpdated(rx, tx, endpoint, deviceIPv4);
},
Qt::QueuedConnection);
connect(
activity, &AndroidVPNActivity::eventBackendLogs, this,
[this](const QString &parcelBody) {
qDebug() << "Transact: backend logs";
QString buffer = parcelBody.toUtf8();
if (m_logCallback) {
m_logCallback(buffer);
connect(this, &AndroidController::status, this,
[this](bool isVpnConnected) {
qDebug() << "Android event: status; connected:" << isVpnConnected;
if (isWaitingInitStatus) {
qDebug() << "Android VPN service is alive, initialization by service status";
isWaitingInitStatus = false;
emit serviceIsAlive(isVpnConnected);
}
},
Qt::QueuedConnection);
connect(
activity, &AndroidVPNActivity::eventActivationError, this,
[this](const QString &parcelBody) {
Q_UNUSED(parcelBody)
qDebug() << "Transact: error";
emit connectionStateChanged(Vpn::ConnectionState::Error);
},
Qt::QueuedConnection);
this, &AndroidController::serviceDisconnected, this,
[this]() {
qDebug() << "Android event: service disconnected";
emit connectionStateChanged(Vpn::ConnectionState::Unknown);
},
Qt::QueuedConnection);
connect(
activity, &AndroidVPNActivity::eventConfigImport, this,
[this](const QString &parcelBody) {
qDebug() << "Transact: config import";
auto doc = QJsonDocument::fromJson(parcelBody.toUtf8());
QString buffer = doc.object()["config"].toString();
qDebug() << "Transact: config string" << buffer;
importConfigFromOutside(buffer);
},
Qt::QueuedConnection);
this, &AndroidController::serviceError, this,
[this]() {
qDebug() << "Android event: service error";
// todo: add error message
emit connectionStateChanged(Vpn::ConnectionState::Error);
},
Qt::QueuedConnection);
connect(
activity, &AndroidVPNActivity::serviceDisconnected, this,
[this]() {
qDebug() << "Transact: service disconnected";
m_serviceConnected = false;
},
Qt::QueuedConnection);
this, &AndroidController::vpnPermissionRejected, this,
[this]() {
qWarning() << "Android event: VPN permission rejected";
emit connectionStateChanged(Vpn::ConnectionState::Disconnected);
},
Qt::QueuedConnection);
connect(
this, &AndroidController::vpnConnected, this,
[this]() {
qDebug() << "Android event: VPN connected";
emit connectionStateChanged(Vpn::ConnectionState::Connected);
},
Qt::QueuedConnection);
connect(
this, &AndroidController::vpnDisconnected, this,
[this]() {
qDebug() << "Android event: VPN disconnected";
emit connectionStateChanged(Vpn::ConnectionState::Disconnected);
},
Qt::QueuedConnection);
connect(
this, &AndroidController::configImported, this,
[]() {
// todo: not yet implemented
qDebug() << "Transact: config import";
/*auto doc = QJsonDocument::fromJson(parcelBody.toUtf8());
QString buffer = doc.object()["config"].toString();
qDebug() << "Transact: config string" << buffer;
importConfigFromOutside(buffer);*/
},
Qt::QueuedConnection);
}
AndroidController *AndroidController::instance()
@ -162,166 +90,160 @@ AndroidController *AndroidController::instance()
bool AndroidController::initialize()
{
qDebug() << "Initializing";
qDebug() << "Initialize AndroidController";
const JNINativeMethod methods[] = {
{"onStatus", "(Z)V", reinterpret_cast<void *>(onStatus)},
{"onServiceDisconnected", "()V", reinterpret_cast<void *>(onServiceDisconnected)},
{"onServiceError", "()V", reinterpret_cast<void *>(onServiceError)},
{"onVpnPermissionRejected", "()V", reinterpret_cast<void *>(onVpnPermissionRejected)},
{"onVpnConnected", "()V", reinterpret_cast<void *>(onVpnConnected)},
{"onVpnDisconnected", "()V", reinterpret_cast<void *>(onVpnDisconnected)},
{"onStatisticsUpdate", "(JJ)V", reinterpret_cast<void *>(onStatisticsUpdate)},
{"onConfigImported", "()V", reinterpret_cast<void *>(onConfigImported)},
};
// Hook in the native implementation for startActivityForResult into the JNI
JNINativeMethod methods[] { { "startActivityForResult", "(Landroid/content/Intent;)V",
reinterpret_cast<void *>(startActivityForResult) } };
QJniObject javaClass(PERMISSIONHELPER_CLASS);
QJniEnvironment env;
jclass objectClass = env->GetObjectClass(javaClass.object<jobject>());
env->RegisterNatives(objectClass, methods, sizeof(methods) / sizeof(methods[0]));
env->DeleteLocalRef(objectClass);
AndroidVPNActivity::connectService();
bool registered = env.registerNativeMethods(QT_ANDROID_CONTROLLER_CLASS, methods,
sizeof(methods) / sizeof(JNINativeMethod));
if (!registered) {
qCritical() << "Failed native method registration";
return false;
}
qtAndroidControllerInitialized();
return true;
}
ErrorCode AndroidController::start()
// static
template <typename Ret, typename ...Args>
auto AndroidController::callActivityMethod(const char *methodName, const char *signature,
const std::function<Ret()> &defValue, Args &&...args)
{
qDebug() << "Prompting for VPN permission";
QJniObject activity = AndroidUtils::getActivity();
auto appContext = activity.callObjectMethod("getApplicationContext", "()Landroid/content/Context;");
QJniObject::callStaticMethod<void>(PERMISSIONHELPER_CLASS, "startService", "(Landroid/content/Context;)V",
appContext.object());
qDebug() << "Call activity method:" << methodName;
QJniObject activity = QNativeInterface::QAndroidApplication::context();
if (activity.isValid()) {
return activity.callMethod<Ret>(methodName, signature, std::forward<Args>(args)...);
} else {
qCritical() << "Activity is not valid";
return defValue();
}
}
QJsonDocument doc(m_vpnConfig);
AndroidVPNActivity::sendToService(ServiceAction::ACTION_ACTIVATE, doc.toJson());
// static
template <typename ...Args>
void AndroidController::callActivityMethod(const char *methodName, const char *signature, Args &&...args)
{
callActivityMethod<void>(methodName, signature, [] {}, std::forward<Args>(args)...);
}
ErrorCode AndroidController::start(const QJsonObject &vpnConfig)
{
isWaitingInitStatus = false;
auto config = QJsonDocument(vpnConfig).toJson();
callActivityMethod("start", "(Ljava/lang/String;)V",
QJniObject::fromString(config).object<jstring>());
return NoError;
}
void AndroidController::stop()
{
qDebug() << "AndroidController::stop";
AndroidVPNActivity::sendToService(ServiceAction::ACTION_DEACTIVATE, QString());
callActivityMethod("stop", "()V");
}
// Activates the tunnel that is currently set
// in the VPN Service
void AndroidController::resumeStart()
void AndroidController::saveFile(const QString &fileName, const QString &data)
{
AndroidVPNActivity::sendToService(ServiceAction::ACTION_RESUME_ACTIVATE, QString());
callActivityMethod("saveFile", "(Ljava/lang/String;Ljava/lang/String;)V",
QJniObject::fromString(fileName).object<jstring>(),
QJniObject::fromString(data).object<jstring>());
}
/*
* Sets the current notification text that is shown
*/
void AndroidController::setNotificationText(const QString &title, const QString &message, int timerSec)
{
QJsonObject args;
args["title"] = title;
args["message"] = message;
args["sec"] = timerSec;
QJsonDocument doc(args);
AndroidVPNActivity::sendToService(ServiceAction::ACTION_SET_NOTIFICATION_TEXT, doc.toJson());
}
void AndroidController::shareConfig(const QString &configContent, const QString &suggestedName)
{
AndroidVPNActivity::saveFileAs(configContent, suggestedName);
}
/*
* Sets fallback Notification text that should be shown in case the VPN
* switches into the Connected state without the app open
* e.g via always-on vpn
*/
void AndroidController::setFallbackConnectedNotification()
{
QJsonObject args;
args["title"] = tr("AmneziaVPN");
//% "Ready for you to connect"
//: Refers to the app - which is currently running the background and waiting
args["message"] = tr("VPN Connected");
QJsonDocument doc(args);
AndroidVPNActivity::sendToService(ServiceAction::ACTION_SET_NOTIFICATION_FALLBACK, doc.toJson());
}
void AndroidController::checkStatus()
{
AndroidVPNActivity::sendToService(ServiceAction::ACTION_REQUEST_STATISTIC, QString());
}
void AndroidController::getBackendLogs(std::function<void(const QString &)> &&a_callback)
{
qDebug() << "get logs";
m_logCallback = std::move(a_callback);
AndroidVPNActivity::sendToService(ServiceAction::ACTION_REQUEST_GET_LOG, QString());
}
void AndroidController::cleanupBackendLogs()
{
qDebug() << "cleanup logs";
AndroidVPNActivity::sendToService(ServiceAction::ACTION_REQUEST_CLEANUP_LOG, QString());
}
const QJsonObject &AndroidController::vpnConfig() const
{
return m_vpnConfig;
}
void AndroidController::setVpnConfig(const QJsonObject &newVpnConfig)
{
m_vpnConfig = newVpnConfig;
callActivityMethod("setNotificationText", "(Ljava/lang/String;Ljava/lang/String;I)V",
QJniObject::fromString(title).object<jstring>(),
QJniObject::fromString(message).object<jstring>(),
(jint) timerSec);
}
void AndroidController::startQrReaderActivity()
{
AndroidVPNActivity::instance()->startQrCodeReader();
callActivityMethod("startQrCodeReader", "()V");
}
void AndroidController::scheduleStatusCheckSlot()
void AndroidController::qtAndroidControllerInitialized()
{
QTimer::singleShot(1000, [this]() {
if (isConnected) {
checkStatus();
emit scheduleStatusCheckSignal();
}
});
callActivityMethod("qtAndroidControllerInitialized", "()V");
}
const int ACTIVITY_RESULT_OK = 0xffffffff;
/**
* @brief Starts the Given intent in Context of the QTActivity
* @param env
* @param intent
*/
void AndroidController::startActivityForResult(JNIEnv *env, jobject, jobject intent)
// JNI functions called by Android
// static
void AndroidController::onStatus(JNIEnv *env, jobject thiz, jboolean isVpnConnected)
{
qDebug() << "start vpnPermissionHelper";
Q_UNUSED(env);
Q_UNUSED(thiz);
QtAndroidPrivate::startActivity(intent, 1337, [](int receiverRequestCode, int resultCode, const QJniObject &data) {
// Currently this function just used in
// VPNService.kt::checkPermissions. So the result
// we're getting is if the User gave us the
// Vpn.bind permission. In case of NO we should
// abort.
Q_UNUSED(receiverRequestCode);
Q_UNUSED(data);
AndroidController *controller = AndroidController::instance();
if (!controller) {
return;
}
if (resultCode == ACTIVITY_RESULT_OK) {
qDebug() << "VPN PROMPT RESULT - Accepted";
controller->resumeStart();
return;
}
// If the request got rejected abort the current
// connection.
qWarning() << "VPN PROMPT RESULT - Rejected";
emit controller->connectionStateChanged(Vpn::ConnectionState::Disconnected);
});
return;
emit AndroidController::instance()->status(isVpnConnected);
}
// static
void AndroidController::onServiceDisconnected(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidController::instance()->serviceDisconnected();
}
// static
void AndroidController::onServiceError(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidController::instance()->serviceError();
}
// static
void AndroidController::onVpnPermissionRejected(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidController::instance()->vpnPermissionRejected();
}
// static
void AndroidController::onVpnConnected(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidController::instance()->vpnConnected();
}
// static
void AndroidController::onVpnDisconnected(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidController::instance()->vpnDisconnected();
}
// static
void AndroidController::onStatisticsUpdate(JNIEnv *env, jobject thiz, jlong rxBytes, jlong txBytes)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidController::instance()->statisticsUpdated((quint64) rxBytes, (quint64) txBytes);
}
void AndroidController::onConfigImported(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidController::instance()->configImported();
}

View file

@ -1,11 +1,6 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef ANDROID_CONTROLLER_H
#define ANDROID_CONTROLLER_H
#include <QJniEnvironment>
#include <QJniObject>
#include "protocols/vpnprotocol.h"
@ -20,57 +15,47 @@ public:
explicit AndroidController();
static AndroidController *instance();
virtual ~AndroidController() override = default;
bool initialize();
ErrorCode start();
ErrorCode start(const QJsonObject &vpnConfig);
void stop();
void resumeStart();
void checkStatus();
void setNotificationText(const QString &title, const QString &message, int timerSec);
void shareConfig(const QString &data, const QString &suggestedName);
void setFallbackConnectedNotification();
void getBackendLogs(std::function<void(const QString &)> &&callback);
void cleanupBackendLogs();
const QJsonObject &vpnConfig() const;
void setVpnConfig(const QJsonObject &newVpnConfig);
void saveFile(const QString& fileName, const QString &data);
void startQrReaderActivity();
signals:
void connectionStateChanged(Vpn::ConnectionState state);
// This signal is emitted when the controller is initialized. Note that the
// VPN tunnel can be already active. In this case, "connected" should be set
// to true and the "connectionDate" should be set to the activation date if
// known.
// If "status" is set to false, the backend service is considered unavailable.
void initialized(bool status, bool connected, const QDateTime &connectionDate);
void statusUpdated(QString totalRx, QString totalTx, QString endpoint, QString deviceIPv4);
void scheduleStatusCheckSignal();
void status(bool isVpnConnected);
void serviceDisconnected();
void serviceError();
void vpnPermissionRejected();
void vpnConnected();
void vpnDisconnected();
void statisticsUpdated(quint64 rxBytes, quint64 txBytes);
void configImported();
void importConfigFromOutside(QString &data);
protected slots:
void scheduleStatusCheckSlot();
void serviceIsAlive(bool connected);
private:
bool m_init = false;
bool isWaitingInitStatus = true;
QJsonObject m_vpnConfig;
void qtAndroidControllerInitialized();
bool m_serviceConnected = false;
std::function<void(const QString &)> m_logCallback;
// JNI functions called by Android
static void onStatus(JNIEnv *env, jobject thiz, jboolean isVpnConnected);
static void onServiceDisconnected(JNIEnv *env, jobject thiz);
static void onServiceError(JNIEnv *env, jobject thiz);
static void onVpnPermissionRejected(JNIEnv *env, jobject thiz);
static void onVpnConnected(JNIEnv *env, jobject thiz);
static void onVpnDisconnected(JNIEnv *env, jobject thiz);
static void onStatisticsUpdate(JNIEnv *env, jobject thiz, jlong rxBytes, jlong txBytes);
static void onConfigImported(JNIEnv *env, jobject thiz);
static void startActivityForResult(JNIEnv *env, jobject /*thiz*/, jobject intent);
bool isConnected = false;
void scheduleStatusCheck();
template <typename Ret, typename ...Args>
static auto callActivityMethod(const char *methodName, const char *signature,
const std::function<Ret()> &defValue, Args &&...args);
template <typename ...Args>
static void callActivityMethod(const char *methodName, const char *signature, Args &&...args);
};
#endif // ANDROID_CONTROLLER_H

View file

@ -1,162 +0,0 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "androidvpnactivity.h"
#include <QJniEnvironment>
#include <QJniObject>
#include <QJsonDocument>
#include <QJsonObject>
#include "androidutils.h"
#include "jni.h"
namespace
{
AndroidVPNActivity *s_instance = nullptr;
constexpr auto CLASSNAME = "org.amnezia.vpn.AmneziaActivity";
}
AndroidVPNActivity::AndroidVPNActivity()
{
AndroidUtils::runOnAndroidThreadAsync([]() {
JNINativeMethod methods[] {
{ "handleBackButton", "()Z", reinterpret_cast<bool *>(handleBackButton) },
{ "onServiceMessage", "(ILjava/lang/String;)V", reinterpret_cast<void *>(onServiceMessage) },
{ "qtOnServiceConnected", "()V", reinterpret_cast<void *>(onServiceConnected) },
{ "qtOnServiceDisconnected", "()V", reinterpret_cast<void *>(onServiceDisconnected) },
{ "onActivityMessage", "(ILjava/lang/String;)V", reinterpret_cast<void *>(onAndroidVpnActivityMessage) }
};
QJniObject javaClass(CLASSNAME);
QJniEnvironment env;
jclass objectClass = env->GetObjectClass(javaClass.object<jobject>());
env->RegisterNatives(objectClass, methods, sizeof(methods) / sizeof(methods[0]));
env->DeleteLocalRef(objectClass);
});
}
void AndroidVPNActivity::maybeInit()
{
if (s_instance == nullptr) {
s_instance = new AndroidVPNActivity();
}
}
// static
bool AndroidVPNActivity::handleBackButton(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
}
void AndroidVPNActivity::connectService()
{
QJniObject::callStaticMethod<void>(CLASSNAME, "connectService", "()V");
}
void AndroidVPNActivity::startQrCodeReader()
{
QJniObject::callStaticMethod<void>(CLASSNAME, "startQrCodeReader", "()V");
}
void AndroidVPNActivity::saveFileAs(QString fileContent, QString suggestedFilename)
{
QJniObject::callStaticMethod<void>(CLASSNAME, "saveFileAs", "(Ljava/lang/String;Ljava/lang/String;)V",
QJniObject::fromString(fileContent).object<jstring>(),
QJniObject::fromString(suggestedFilename).object<jstring>());
}
// static
AndroidVPNActivity *AndroidVPNActivity::instance()
{
if (s_instance == nullptr) {
AndroidVPNActivity::maybeInit();
}
return s_instance;
}
// static
void AndroidVPNActivity::sendToService(ServiceAction type, const QString &data)
{
int messageType = (int)type;
QJniObject::callStaticMethod<void>(CLASSNAME, "sendToService", "(ILjava/lang/String;)V",
static_cast<int>(messageType), QJniObject::fromString(data).object<jstring>());
}
// static
void AndroidVPNActivity::onServiceMessage(JNIEnv *env, jobject thiz, jint messageType, jstring body)
{
Q_UNUSED(thiz);
const char *buffer = env->GetStringUTFChars(body, nullptr);
if (!buffer) {
return;
}
QString parcelBody(buffer);
env->ReleaseStringUTFChars(body, buffer);
AndroidUtils::dispatchToMainThread([messageType, parcelBody] {
AndroidVPNActivity::instance()->handleServiceMessage(messageType, parcelBody);
});
}
void AndroidVPNActivity::handleServiceMessage(int code, const QString &data)
{
auto mode = (ServiceEvents)code;
switch (mode) {
case ServiceEvents::EVENT_INIT: emit eventInitialized(data); break;
case ServiceEvents::EVENT_CONNECTED: emit eventConnected(data); break;
case ServiceEvents::EVENT_DISCONNECTED: emit eventDisconnected(data); break;
case ServiceEvents::EVENT_STATISTIC_UPDATE: emit eventStatisticUpdate(data); break;
case ServiceEvents::EVENT_BACKEND_LOGS: emit eventBackendLogs(data); break;
case ServiceEvents::EVENT_ACTIVATION_ERROR: emit eventActivationError(data); break;
case ServiceEvents::EVENT_CONFIG_IMPORT: emit eventConfigImport(data); break;
default: Q_ASSERT(false);
}
}
void AndroidVPNActivity::handleActivityMessage(int code, const QString &data)
{
auto mode = (UIEvents)code;
switch (mode) {
case UIEvents::QR_CODED_DECODED: emit eventQrCodeReceived(data); break;
default: Q_ASSERT(false);
}
}
void AndroidVPNActivity::onServiceConnected(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidVPNActivity::instance()->serviceConnected();
}
void AndroidVPNActivity::onServiceDisconnected(JNIEnv *env, jobject thiz)
{
Q_UNUSED(env);
Q_UNUSED(thiz);
emit AndroidVPNActivity::instance()->serviceDisconnected();
}
void AndroidVPNActivity::onAndroidVpnActivityMessage(JNIEnv *env, jobject thiz, jint messageType, jstring message)
{
Q_UNUSED(thiz);
const char *buffer = env->GetStringUTFChars(message, nullptr);
if (!buffer) {
return;
}
QString parcelBody(buffer);
env->ReleaseStringUTFChars(message, buffer);
AndroidUtils::dispatchToMainThread([messageType, parcelBody] {
AndroidVPNActivity::instance()->handleActivityMessage(messageType, parcelBody);
});
}

View file

@ -1,104 +0,0 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef ANDROIDVPNACTIVITY_H
#define ANDROIDVPNACTIVITY_H
#include <QObject>
#include "jni.h"
// Binder Codes for VPNServiceBinder
// See also - VPNServiceBinder.kt
// Actions that are Requestable
enum ServiceAction {
// Activate the vpn. Body requires a json wg-conf
ACTION_ACTIVATE = 1,
// Deactivate the vpn. Body is empty
ACTION_DEACTIVATE = 2,
// Register an IBinder to receive events body is an Ibinder
ACTION_REGISTERLISTENER = 3,
// Requests an EVENT_STATISTIC_UPDATE to be send
ACTION_REQUEST_STATISTIC = 4,
ACTION_REQUEST_GET_LOG = 5,
// Requests to clean up the internal log
ACTION_REQUEST_CLEANUP_LOG = 6,
// Retry activation using the last config
// Used when the activation is aborted for VPN-Permission prompt
ACTION_RESUME_ACTIVATE = 7,
// Sets the current notification text.
// Does nothing if there is no notification
ACTION_SET_NOTIFICATION_TEXT = 8,
// Sets the fallback text if the OS triggered the VPN-Service
// to show a notification
ACTION_SET_NOTIFICATION_FALLBACK = 9,
// Share used config
ACTION_SHARE_CONFIG = 10,
};
typedef enum ServiceAction ServiceAction;
// Event Types that will be Dispatched after registration
// Kotlin codes in the VPNServiceBinder.kt
enum ServiceEvents {
// The Service has Accepted our Binder
// Responds with the current status of the vpn.
EVENT_INIT = 0,
// WG-Go has enabled the adapter (empty response)
EVENT_CONNECTED = 1,
// WG-Go has disabled the adapter (empty response)
EVENT_DISCONNECTED = 2,
// Contains the Current transferred bytes to endpoint x.
EVENT_STATISTIC_UPDATE = 3,
EVENT_BACKEND_LOGS = 4,
// An Error happened during activation
// Contains the error message
EVENT_ACTIVATION_ERROR = 5,
EVENT_NEED_PERMISSION = 6,
// Import of existing config
EVENT_CONFIG_IMPORT = 7,
};
typedef enum ServiceEvents ServiceEvents;
enum UIEvents {
QR_CODED_DECODED = 0,
};
typedef enum UIEvents UIEvents;
class AndroidVPNActivity : public QObject
{
Q_OBJECT
public:
static void maybeInit();
static AndroidVPNActivity* instance();
static bool handleBackButton(JNIEnv* env, jobject thiz);
static void sendToService(ServiceAction type, const QString& data);
static void connectService();
static void startQrCodeReader();
static void saveFileAs(QString fileContent, QString suggestedFilename);
signals:
void serviceConnected();
void serviceDisconnected();
void eventInitialized(const QString& data);
void eventConnected(const QString& data);
void eventDisconnected(const QString& data);
void eventStatisticUpdate(const QString& data);
void eventBackendLogs(const QString& data);
void eventActivationError(const QString& data);
void eventConfigImport(const QString& data);
void eventQrCodeReceived(const QString& data);
private:
AndroidVPNActivity();
static void onServiceMessage(JNIEnv* env, jobject thiz, jint messageType, jstring body);
static void onServiceConnected(JNIEnv* env, jobject thiz);
static void onServiceDisconnected(JNIEnv* env, jobject thiz);
static void onAndroidVpnActivityMessage(JNIEnv* env, jobject thiz, jint messageType, jstring message);
void handleServiceMessage(int code, const QString& data);
void handleActivityMessage(int code, const QString& data);
};
#endif // ANDROIDVPNACTIVITY_H

View file

@ -1,26 +1,16 @@
#include <QDebug>
#include <QHostAddress>
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonObject>
#include <QRandomGenerator>
#include <QTextCodec>
#include <QTimer>
#include "android_vpnprotocol.h"
#include "platforms/android/android_controller.h"
AndroidVpnProtocol::AndroidVpnProtocol(Proto protocol, const QJsonObject &configuration, QObject* parent)
: VpnProtocol(configuration, parent),
m_protocol(protocol)
: VpnProtocol(configuration, parent)
{ }
ErrorCode AndroidVpnProtocol::start()
{
AndroidController::instance()->setVpnConfig(m_rawConfig);
return AndroidController::instance()->start();
qDebug() << "AndroidVpnProtocol::start()";
return AndroidController::instance()->start(m_rawConfig);
}
void AndroidVpnProtocol::stop()
@ -29,11 +19,8 @@ void AndroidVpnProtocol::stop()
AndroidController::instance()->stop();
}
void AndroidVpnProtocol::connectionDataUpdated(QString totalRx, QString totalTx, QString endpoint, QString deviceIPv4)
void AndroidVpnProtocol::connectionDataUpdated(quint64 rxBytes, quint64 txBytes)
{
quint64 rxBytes = totalRx.toLongLong();
quint64 txBytes = totalTx.toLongLong();
setBytesChanged(rxBytes, txBytes);
}

View file

@ -2,7 +2,6 @@
#define ANDROID_VPNPROTOCOL_H
#include "vpnprotocol.h"
#include "protocols/protocols_defs.h"
using namespace amnezia;
@ -12,24 +11,14 @@ class AndroidVpnProtocol : public VpnProtocol
public:
explicit AndroidVpnProtocol(Proto protocol, const QJsonObject& configuration, QObject* parent = nullptr);
virtual ~AndroidVpnProtocol() override = default;
~AndroidVpnProtocol() override = default;
ErrorCode start() override;
void stop() override;
signals:
public slots:
void connectionDataUpdated(QString totalRx, QString totalTx, QString endpoint, QString deviceIPv4);
void connectionDataUpdated(quint64 rxBytes, quint64 txBytes);
protected slots:
protected:
private:
Proto m_protocol;
};
#endif // ANDROID_VPNPROTOCOL_H

View file

@ -27,7 +27,7 @@ SystemController::SystemController(const std::shared_ptr<Settings> &settings, QO
void SystemController::saveFile(QString fileName, const QString &data)
{
#if defined Q_OS_ANDROID
AndroidController::instance()->shareConfig(data, fileName);
AndroidController::instance()->saveFile(fileName, data);
return;
#endif

View file

@ -409,7 +409,7 @@ void VpnConnection::createAndroidConnections(DockerContainer container)
connect(AndroidController::instance(), &AndroidController::connectionStateChanged, androidVpnProtocol,
&AndroidVpnProtocol::setConnectionState);
connect(AndroidController::instance(), &AndroidController::statusUpdated, androidVpnProtocol,
connect(AndroidController::instance(), &AndroidController::statisticsUpdated, androidVpnProtocol,
&AndroidVpnProtocol::connectionDataUpdated);
}