implement #21 remote access via onion server and orbot!

The app allows you to now enable remote access through an HTTP web interface
that is available, in coordination with the Orbot Tor for Android app, as a
Tor Hidden or "onion" service.

build.gradle

@@ -3,7 +3,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.0'
+        classpath 'com.android.tools.build:gradle:2.3.3'
     }
 
 }
@@ -54,6 +54,6 @@ dependencies {
     compile 'com.squareup.picasso:picasso:2.5.2'
     compile 'net.the4thdimension:audio-wife:1.0.3'
     compile 'com.github.paolorotolo:appintro:4.1.0'
+    compile 'info.guardianproject.netcipher:netcipher:2.0.0-alpha1'
 
-
-}
+    compile 'com.nanohttpd:nanohttpd-webserver:2.2.0'}

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Fri Mar 17 12:27:46 EDT 2017
+#Sat Jun 24 00:08:44 EDT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip

src/main/java/info/guardianproject/phoneypot/ListActivity.java

@@ -7,6 +7,7 @@
 
 import info.guardianproject.phoneypot.model.Event;
 import info.guardianproject.phoneypot.model.EventTrigger;
+import info.guardianproject.phoneypot.service.WebServer;
 import info.guardianproject.phoneypot.ui.EventActivity;
 import info.guardianproject.phoneypot.ui.EventAdapter;
 import info.guardianproject.phoneypot.ui.PPAppIntro;
@@ -25,6 +26,8 @@
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.helper.ItemTouchHelper;
 import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
 import android.view.View;
 
 import java.io.File;
@@ -265,4 +268,21 @@ private void showOnboarding()
 
     }
 
+    /**
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        getMenuInflater().inflate(R.menu.menu_main, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected (MenuItem item) {
+        switch (item.getItemId()){
+            case R.id.menu_remote:
+                enableRemoteAccess();
+                break;
+        }
+        return true;
+    }**/
+
 }

src/main/java/info/guardianproject/phoneypot/PreferenceManager.java

@@ -49,14 +49,46 @@ public class PreferenceManager {
     private static final String TIMER_DELAY="timer_delay";
 	private static final String DIR_PATH = "/secureit";
 
-	private Context context;
+    private static final String REMOTE_ACCESS_ACTIVE = "remote_access_active";
+    private static final String REMOTE_ACCESS_ONION = "remote_access_onion";
+    private static final String REMOTE_ACCESS_CRED = "remote_access_credential";
+
+    private Context context;
 
     public PreferenceManager(Context context) {
         this.context = context;
         this.appSharedPrefs = context.getSharedPreferences(APP_SHARED_PREFS, Activity.MODE_PRIVATE);
         this.prefsEditor = appSharedPrefs.edit();
     }
-
+
+    public void activateRemoteAccess (boolean active) {
+        prefsEditor.putBoolean(REMOTE_ACCESS_ACTIVE,active);
+        prefsEditor.commit();
+    }
+
+    public boolean getRemoteAccessActive ()
+    {
+        return appSharedPrefs.getBoolean(REMOTE_ACCESS_ACTIVE,false);
+    }
+
+    public void setRemoteAccessOnion (String onionAddress) {
+        prefsEditor.putString(REMOTE_ACCESS_ONION,onionAddress);
+        prefsEditor.commit();
+    }
+
+    public String getRemoteAccessOnion () {
+        return appSharedPrefs.getString(REMOTE_ACCESS_ONION,"");
+    }
+
+    public void setRemoteAccessCredential (String remoteCredential) {
+        prefsEditor.putString(REMOTE_ACCESS_CRED,remoteCredential);
+        prefsEditor.commit();
+    }
+
+    public String getRemoteAccessCredential () {
+        return appSharedPrefs.getString(REMOTE_ACCESS_CRED,null);
+    }
+
     public void activateAccelerometer(boolean active) {
     	prefsEditor.putBoolean(ACCELEROMETER_ACTIVE, active);
     	prefsEditor.commit();

src/main/java/info/guardianproject/phoneypot/SettingsActivity.java

@@ -12,13 +12,15 @@
 import java.io.File;
 
 import android.Manifest;
+import android.content.Intent;
 import android.os.Bundle;
 import android.os.Environment;
 import android.content.pm.PackageManager;
 import android.support.v4.app.ActivityCompat;
 import android.support.v4.content.ContextCompat;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.Toolbar;
+import android.text.TextUtils;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -28,6 +30,11 @@
 import android.widget.CompoundButton.OnCheckedChangeListener;
 import android.widget.Spinner;
 
+import org.w3c.dom.Text;
+
+import info.guardianproject.netcipher.proxy.OrbotHelper;
+import info.guardianproject.phoneypot.service.WebServer;
+
 public class SettingsActivity extends AppCompatActivity {
 
 	private PreferenceManager preferences = null;
@@ -41,7 +48,6 @@ public void onCreate(Bundle savedInstanceState) {
         Toolbar toolbar = (Toolbar)findViewById(R.id.toolbar);
         setSupportActionBar(toolbar);
 
-
         preferences = new PreferenceManager(this.getApplicationContext());
 
         /*
@@ -54,7 +60,8 @@ public void onCreate(Bundle savedInstanceState) {
          * Checkboxes for enabled app options
          */
         final CheckBox smsCheck = (CheckBox) this.findViewById(R.id.sms_check);
-
+        final CheckBox remoteAccessCheck = (CheckBox) this.findViewById(R.id.remote_access_check);
+
         /*
          * Detecting if the device has a front camera
          * and configuring the spinner of camera selection
@@ -85,6 +92,8 @@ public void onCreate(Bundle savedInstanceState) {
         final EditText phoneNumber = (EditText)
         		this.findViewById(R.id.phone_number);
 
+        final EditText remoteAccessOnion = (EditText)
+                this.findViewById(R.id.remote_access_onion);
 
         final EditText timerDelay = (EditText)
                 this.findViewById(R.id.timer_delay);
@@ -98,6 +107,15 @@ public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 			}
 		});
 
+        remoteAccessCheck.setOnCheckedChangeListener(new OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton compoundButton, boolean isChecked) {
+                if (isChecked) {
+                    checkRemoteAccessOnion();
+                }
+            }
+        });
+
         /**
          * Loads preferences and sets view
          */
@@ -151,6 +169,13 @@ else if (sensitivity.equals(PreferenceManager.OFF))
         	phoneNumber.setText(preferences.getSmsNumber());
         }
 
+        if (preferences.getRemoteAccessActive())
+        {
+            remoteAccessCheck.setChecked(true);
+            remoteAccessOnion.setText(preferences.getRemoteAccessOnion() + ":" + WebServer.LOCAL_PORT);
+
+        }
+
         timerDelay.setText(preferences.getTimerDelay()+"");
 
 		askForPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE, 1);
@@ -210,7 +235,7 @@ private void save ()
 
         Spinner selectCameraSpinner = (Spinner) this.findViewById(R.id.camera_spinner);
         CheckBox smsCheck = (CheckBox) this.findViewById(R.id.sms_check);
-
+        CheckBox remoteAccessCheck = (CheckBox) this.findViewById(R.id.remote_access_check);
 
         preferences.activateAccelerometer(true);
         preferences.setAccelerometerSensitivity(
@@ -236,6 +261,8 @@ private void save ()
             preferences.activateSms(false);
         }
 
+        preferences.activateRemoteAccess(remoteAccessCheck.isChecked());
+
         preferences.setTimerDelay(Integer.parseInt(timerDelay.getText().toString()));
 
         setResult(RESULT_OK);
@@ -259,4 +286,34 @@ public boolean onOptionsItemSelected (MenuItem item) {
         return true;
     }
 
+    private void checkRemoteAccessOnion ()
+    {
+        if (OrbotHelper.isOrbotInstalled(this))
+        {
+            OrbotHelper.requestStartTor(this);
+
+            if (TextUtils.isEmpty(preferences.getRemoteAccessOnion()))
+                OrbotHelper.requestHiddenServiceOnPort(this, WebServer.LOCAL_PORT);
+        }
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+
+        if (resultCode == RESULT_OK && data != null)
+        {
+            String onionHost = data.getStringExtra("hs_host");
+
+            if (!TextUtils.isEmpty(onionHost)) {
+                preferences.setRemoteAccessOnion(onionHost);
+                final EditText remoteAccessOnion = (EditText)
+                        this.findViewById(R.id.remote_access_onion);
+                remoteAccessOnion.setText(onionHost + ":" + WebServer.LOCAL_PORT);
+            }
+
+        }
+    }
+
 }
+

src/main/java/info/guardianproject/phoneypot/service/MonitorService.java

@@ -22,7 +22,9 @@
 import android.os.PowerManager;
 import android.support.v4.app.NotificationCompat;
 import android.telephony.SmsManager;
+import android.util.Log;
 
+import java.io.IOException;
 import java.util.Date;
 
 import info.guardianproject.phoneypot.MonitorActivity;
@@ -90,6 +92,11 @@ public void handleMessage(Message msg) {
      */
     PowerManager.WakeLock wakeLock;
 
+    /*
+    ** Onion-available Web Server for optional remote access
+     */
+    WebServer mOnionServer = null;
+
 	/**
 	 * Called on service creation, sends a notification
 	 */
@@ -98,6 +105,9 @@ public void onCreate() {
         manager = (NotificationManager)getSystemService(NOTIFICATION_SERVICE);
         prefs = new PreferenceManager(this);
 
+        if (prefs.getRemoteAccessActive())
+            startServer();
+
         startSensors();
 
         showNotification();
@@ -117,6 +127,10 @@ public void onDestroy() {
 
         wakeLock.release();
         stopSensors();
+
+        if (mOnionServer != null)
+            mOnionServer.stop();
+
 		stopForeground(true);
 
 
@@ -235,5 +249,15 @@ private synchronized void alert(int alertType, String path) {
 
     }
 
+    private void startServer ()
+    {
+        try {
+            mOnionServer = new WebServer();
+        }
+        catch (IOException ioe)
+        {
+            Log.e("OnioNServer","unable to start onion server",ioe);
+        }
+    }
 
 }