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authorParménides GV <parmegv@sdf.org>2014-04-07 20:43:34 +0200
committerParménides GV <parmegv@sdf.org>2014-04-08 11:43:27 +0200
commitc206a91d320995f37f8abb33188bfd384249da3d (patch)
tree10a7d8a9dd7f24437ac4851b8d01edbd5dd3ee3b /src/se/leap/bitmaskclient/EIP.java
parent910b0e1746ab3f63e63808b198ad51fec5b635e5 (diff)
Next step: compile jni sources correctly.
Diffstat (limited to 'src/se/leap/bitmaskclient/EIP.java')
-rw-r--r--src/se/leap/bitmaskclient/EIP.java623
1 files changed, 0 insertions, 623 deletions
diff --git a/src/se/leap/bitmaskclient/EIP.java b/src/se/leap/bitmaskclient/EIP.java
deleted file mode 100644
index e773e3b9..00000000
--- a/src/se/leap/bitmaskclient/EIP.java
+++ /dev/null
@@ -1,623 +0,0 @@
-/**
- * Copyright (c) 2013 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;
-
-import java.util.Calendar;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.NoSuchElementException;
-import java.util.Set;
-import java.util.TreeMap;
-import java.util.Vector;
-
-import org.json.JSONArray;
-import org.json.JSONException;
-import org.json.JSONObject;
-
-import se.leap.bitmaskclient.R;
-import se.leap.openvpn.ConfigParser;
-import se.leap.openvpn.ConfigParser.ConfigParseError;
-import se.leap.openvpn.LaunchVPN;
-import se.leap.openvpn.OpenVpnManagementThread;
-import se.leap.openvpn.OpenVpnService;
-import se.leap.openvpn.OpenVpnService.LocalBinder;
-import se.leap.openvpn.ProfileManager;
-import se.leap.openvpn.VpnProfile;
-import android.app.Activity;
-import android.app.IntentService;
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.Intent;
-import android.content.ServiceConnection;
-import android.drm.DrmStore.Action;
-import android.os.Bundle;
-import android.os.IBinder;
-import android.os.ResultReceiver;
-import android.util.Log;
-
-/**
- * EIP is the abstract base class for interacting with and managing the Encrypted
- * Internet Proxy connection. Connections are started, stopped, and queried through
- * this IntentService.
- * Contains logic for parsing eip-service.json from the provider, configuring and selecting
- * gateways, and controlling {@link .openvpn.OpenVpnService} connections.
- *
- * @author Sean Leonard <meanderingcode@aetherislands.net>
- */
-public final class EIP extends IntentService {
-
- public final static String AUTHED_EIP = "authed eip";
- public final static String ACTION_START_EIP = "se.leap.bitmaskclient.START_EIP";
- public final static String ACTION_STOP_EIP = "se.leap.bitmaskclient.STOP_EIP";
- public final static String ACTION_UPDATE_EIP_SERVICE = "se.leap.bitmaskclient.UPDATE_EIP_SERVICE";
- public final static String ACTION_IS_EIP_RUNNING = "se.leap.bitmaskclient.IS_RUNNING";
- public final static String EIP_NOTIFICATION = "EIP_NOTIFICATION";
- public final static String ALLOWED_ANON = "allow_anonymous";
- public final static String CERTIFICATE = "cert";
- public final static String PRIVATE_KEY = "private_key";
- public final static String KEY = "eip";
- public final static String PARSED_SERIAL = "eip_parsed_serial";
- public final static String SERVICE_API_PATH = "config/eip-service.json";
- public final static String RECEIVER_TAG = "receiverTag";
- public final static String REQUEST_TAG = "requestTag";
- public final static String TAG = "se.leap.bitmaskclient.EIP";
-
-
- private static Context context;
- private static ResultReceiver mReceiver;
- private static OpenVpnService mVpnService;
- private static boolean mBound = false;
- // Used to store actions to "resume" onServiceConnection
- private static String mPending = null;
-
- private static int parsedEipSerial;
- private static JSONObject eipDefinition = null;
-
- private static OVPNGateway activeGateway = null;
-
- public EIP(){
- super("LEAPEIP");
- }
-
- @Override
- public void onCreate() {
- super.onCreate();
-
- context = getApplicationContext();
-
- updateEIPService();
-
- this.retreiveVpnService();
- }
-
- @Override
- public void onDestroy() {
- unbindService(mVpnServiceConn);
- mBound = false;
-
- super.onDestroy();
- }
-
- @Override
- protected void onHandleIntent(Intent intent) {
- String action = intent.getAction();
- mReceiver = intent.getParcelableExtra(RECEIVER_TAG);
-
- if ( action == ACTION_IS_EIP_RUNNING )
- this.isRunning();
- if ( action == ACTION_UPDATE_EIP_SERVICE )
- this.updateEIPService();
- else if ( action == ACTION_START_EIP )
- this.startEIP();
- else if ( action == ACTION_STOP_EIP )
- this.stopEIP();
- }
-
- /**
- * Sends an Intent to bind OpenVpnService.
- * Used when OpenVpnService isn't bound but might be running.
- */
- private boolean retreiveVpnService() {
- Intent bindIntent = new Intent(this,OpenVpnService.class);
- bindIntent.setAction(OpenVpnService.RETRIEVE_SERVICE);
- return bindService(bindIntent, mVpnServiceConn, BIND_AUTO_CREATE);
- }
-
- private static ServiceConnection mVpnServiceConn = new ServiceConnection() {
- @Override
- public void onServiceConnected(ComponentName name, IBinder service) {
- LocalBinder binder = (LocalBinder) service;
- mVpnService = binder.getService();
- mBound = true;
-
- if (mReceiver != null && mPending != null) {
-
- boolean running = mVpnService.isRunning();
-
- int resultCode = Activity.RESULT_CANCELED;
-
- if (mPending.equals(ACTION_IS_EIP_RUNNING)){
- resultCode = (running) ? Activity.RESULT_OK : Activity.RESULT_CANCELED;
-
- }
- else if (mPending.equals(ACTION_START_EIP)){
- resultCode = (running) ? Activity.RESULT_OK : Activity.RESULT_CANCELED;
- }
- else if (mPending.equals(ACTION_STOP_EIP)){
- resultCode = (running) ? Activity.RESULT_CANCELED
- : Activity.RESULT_OK;
- }
- Bundle resultData = new Bundle();
- resultData.putString(REQUEST_TAG, ACTION_IS_EIP_RUNNING);
- mReceiver.send(resultCode, resultData);
-
- mPending = null;
- }
- }
-
- @Override
- public void onServiceDisconnected(ComponentName name) {
- mBound = false;
-
- if (mReceiver != null){
- Bundle resultData = new Bundle();
- resultData.putString(REQUEST_TAG, EIP_NOTIFICATION);
- mReceiver.send(Activity.RESULT_CANCELED, resultData);
- }
- }
-
-
- };
-
- /**
- * Attempts to determine if OpenVpnService has an established VPN connection
- * through the bound ServiceConnection. If there is no bound service, this
- * method will attempt to bind a running OpenVpnService and send
- * <code>Activity.RESULT_CANCELED</code> to the ResultReceiver that made the
- * request.
- * Note: If the request to bind OpenVpnService is successful, the ResultReceiver
- * will be notified in {@link onServiceConnected()}
- */
-
- private void isRunning() {
- Bundle resultData = new Bundle();
- resultData.putString(REQUEST_TAG, ACTION_IS_EIP_RUNNING);
- int resultCode = Activity.RESULT_CANCELED;
- if (mBound) {
- resultCode = (mVpnService.isRunning()) ? Activity.RESULT_OK : Activity.RESULT_CANCELED;
-
- if (mReceiver != null){
- mReceiver.send(resultCode, resultData);
- }
- } else {
- mPending = ACTION_IS_EIP_RUNNING;
- boolean retrieved_vpn_service = retreiveVpnService();
- try {
- Thread.sleep(1000);
- } catch (InterruptedException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- boolean running = false;
- try {
- running = mVpnService.isRunning();
- } catch (NullPointerException e){
- e.printStackTrace();
- }
-
- if (retrieved_vpn_service && running && mReceiver != null){
- mReceiver.send(Activity.RESULT_OK, resultData);
- }
- else{
- mReceiver.send(Activity.RESULT_CANCELED, resultData);
- }
- }
- }
-
- /**
- * Initiates an EIP connection by selecting a gateway and preparing and sending an
- * Intent to {@link se.leap.openvpn.LaunchVPN}
- */
- private void startEIP() {
- activeGateway = selectGateway();
-
- Intent intent = new Intent(this,LaunchVPN.class);
- intent.setAction(Intent.ACTION_MAIN);
- intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
- intent.putExtra(LaunchVPN.EXTRA_KEY, activeGateway.mVpnProfile.getUUID().toString() );
- intent.putExtra(LaunchVPN.EXTRA_NAME, activeGateway.mVpnProfile.getName() );
- intent.putExtra(RECEIVER_TAG, mReceiver);
- startActivity(intent);
- mPending = ACTION_START_EIP;
- }
-
- /**
- * Disconnects the EIP connection gracefully through the bound service or forcefully
- * if there is no bound service. Sends a message to the requesting ResultReceiver.
- */
- private void stopEIP() {
- if (mBound)
- mVpnService.onRevoke();
- else
- OpenVpnManagementThread.stopOpenVPN();
-
- if (mReceiver != null){
- Bundle resultData = new Bundle();
- resultData.putString(REQUEST_TAG, ACTION_STOP_EIP);
- mReceiver.send(Activity.RESULT_OK, resultData);
- }
- }
-
- /**
- * Loads eip-service.json from SharedPreferences and calls {@link updateGateways()}
- * to parse gateway definitions.
- * TODO Implement API call to refresh eip-service.json from the provider
- */
- private void updateEIPService() {
- try {
- eipDefinition = new JSONObject(getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE).getString(KEY, ""));
- parsedEipSerial = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE).getInt(PARSED_SERIAL, 0);
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- if(parsedEipSerial == 0) {
- // Delete all vpn profiles
- ProfileManager vpl = ProfileManager.getInstance(context);
- VpnProfile[] profiles = (VpnProfile[]) vpl.getProfiles().toArray(new VpnProfile[vpl.getProfiles().size()]);
- for (int current_profile = 0; current_profile < profiles.length; current_profile++){
- vpl.removeProfile(context, profiles[current_profile]);
- }
- }
- if (eipDefinition.optInt("serial") > parsedEipSerial)
- updateGateways();
- }
-
- /**
- * Choose a gateway to connect to based on timezone from system locale data
- *
- * @return The gateway to connect to
- */
- private OVPNGateway selectGateway() {
- // TODO Remove String arg constructor in favor of findGatewayByName(String)
-
- Calendar cal = Calendar.getInstance();
- int localOffset = cal.get(Calendar.ZONE_OFFSET) / 3600000;
- TreeMap<Integer, Set<String>> offsets = new TreeMap<Integer, Set<String>>();
- JSONObject locationsObjects = null;
- Iterator<String> locations = null;
- try {
- locationsObjects = eipDefinition.getJSONObject("locations");
- locations = locationsObjects.keys();
- } catch (JSONException e1) {
- // TODO Auto-generated catch block
- e1.printStackTrace();
- }
-
- while (locations.hasNext()) {
- String locationName = locations.next();
- JSONObject location = null;
- try {
- location = locationsObjects.getJSONObject(locationName);
-
- // Distance along the numberline of Prime Meridian centric, assumes UTC-11 through UTC+12
- int dist = Math.abs(localOffset - location.optInt("timezone"));
- // Farther than 12 timezones and it's shorter around the "back"
- if (dist > 12)
- dist = 12 - (dist -12); // Well i'll be. Absolute values make equations do funny things.
-
- Set<String> set = offsets.get(dist);
- if (set == null) set = new HashSet<String>();
- set.add(locationName);
- offsets.put(dist, set);
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
-
-
- String closestLocation = offsets.isEmpty() ? "" : offsets.firstEntry().getValue().iterator().next();
- JSONArray gateways = null;
- String chosenHost = null;
- try {
- gateways = eipDefinition.getJSONArray("gateways");
- for (int i = 0; i < gateways.length(); i++) {
- JSONObject gw = gateways.getJSONObject(i);
- if ( gw.getString("location").equalsIgnoreCase(closestLocation) || closestLocation.isEmpty()){
- chosenHost = gw.getString("host");
- break;
- }
- }
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
-
- return new OVPNGateway(chosenHost);
- }
-
- /**
- * Walk the list of gateways defined in eip-service.json and parse them into
- * OVPNGateway objects.
- * TODO Store the OVPNGateways (as Serializable) in SharedPreferences
- */
- private void updateGateways(){
- JSONArray gatewaysDefined = null;
-
- try {
- gatewaysDefined = eipDefinition.getJSONArray("gateways");
- } catch (JSONException e1) {
- // TODO Auto-generated catch block
- e1.printStackTrace();
- }
-
- for ( int i=0 ; i < gatewaysDefined.length(); i++ ){
-
- JSONObject gw = null;
-
- try {
- gw = gatewaysDefined.getJSONObject(i);
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
-
- try {
- if ( gw.getJSONObject("capabilities").getJSONArray("transport").toString().contains("openvpn") ){
- new OVPNGateway(gw);
- }
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
- getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE).edit().putInt(PARSED_SERIAL, eipDefinition.optInt(Provider.API_RETURN_SERIAL)).commit();
- }
-
- /**
- * OVPNGateway provides objects defining gateways and their options and metadata.
- * Each instance contains a VpnProfile for OpenVPN specific data and member
- * variables describing capabilities and location
- *
- * @author Sean Leonard <meanderingcode@aetherislands.net>
- */
- private class OVPNGateway {
-
- private String TAG = "OVPNGateway";
-
- private String mName;
- private VpnProfile mVpnProfile;
- private JSONObject mGateway;
- private HashMap<String,Vector<Vector<String>>> options = new HashMap<String, Vector<Vector<String>>>();
-
-
- /**
- * Attempts to retrieve a VpnProfile by name and build an OVPNGateway around it.
- * FIXME This needs to become a findGatewayByName() method
- *
- * @param name The hostname of the gateway to inflate
- */
- private OVPNGateway(String name){
- mName = name;
-
- this.loadVpnProfile();
- }
-
- private void loadVpnProfile() {
- ProfileManager vpl = ProfileManager.getInstance(context);
-
- try {
- if ( mName == null )
- mVpnProfile = vpl.getProfiles().iterator().next();
- else
- mVpnProfile = vpl.getProfileByName(mName);
- } catch (NoSuchElementException e) {
- updateEIPService();
- this.loadVpnProfile(); // FIXME catch infinite loops
- } catch (Exception e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
-
- /**
- * Build a gateway object from a JSON OpenVPN gateway definition in eip-service.json
- * and create a VpnProfile belonging to it.
- *
- * @param gateway The JSON OpenVPN gateway definition to parse
- */
- protected OVPNGateway(JSONObject gateway){
-
- mGateway = gateway;
-
- // Currently deletes VpnProfile for host, if there already is one, and builds new
- ProfileManager vpl = ProfileManager.getInstance(context);
- Collection<VpnProfile> profiles = vpl.getProfiles();
- for (Iterator<VpnProfile> it = profiles.iterator(); it.hasNext(); ){
- VpnProfile p = it.next();
- try {
- if ( p.mName.equalsIgnoreCase( gateway.getString("host") ) ){
- it.remove();
- vpl.removeProfile(context, p);
- }
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- }
-
- this.parseOptions();
- this.createVPNProfile();
-
- setUniqueProfileName(vpl);
- vpl.addProfile(mVpnProfile);
- vpl.saveProfile(context, mVpnProfile);
- vpl.saveProfileList(context);
- }
-
- /**
- * Attempts to create a unique profile name from the hostname of the gateway
- *
- * @param profileManager
- */
- private void setUniqueProfileName(ProfileManager profileManager) {
- int i=0;
-
- String newname;
- try {
- newname = mGateway.getString("host");
- while(profileManager.getProfileByName(newname)!=null) {
- i++;
- if(i==1)
- newname = getString(R.string.converted_profile);
- else
- newname = getString(R.string.converted_profile_i,i);
- }
-
- mVpnProfile.mName=newname;
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- Log.v(TAG,"Couldn't read gateway name for profile creation!");
- e.printStackTrace();
- }
- }
-
- /**
- * FIXME This method is really the outline of the refactoring needed in se.leap.openvpn.ConfigParser
- */
- private void parseOptions(){
-
- // FIXME move these to a common API (& version) definition place, like ProviderAPI or ConfigHelper
- String common_options = "openvpn_configuration";
- String remote = "ip_address";
- String ports = "ports";
- String protos = "protocols";
- String capabilities = "capabilities";
- String location_key = "location";
- String locations = "locations";
-
- Vector<String> arg = new Vector<String>();
- Vector<Vector<String>> args = new Vector<Vector<String>>();
-
- try {
- JSONObject def = (JSONObject) eipDefinition.get(common_options);
- Iterator keys = def.keys();
- Vector<Vector<String>> value = new Vector<Vector<String>>();
- while ( keys.hasNext() ){
- String key = keys.next().toString();
-
- arg.add(key);
- for ( String word : def.getString(key).split(" ") )
- arg.add(word);
- value.add( (Vector<String>) arg.clone() );
- options.put(key, (Vector<Vector<String>>) value.clone());
- value.clear();
- arg.clear();
- }
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
-
- try {
- arg.add(remote);
- arg.add(mGateway.getString(remote));
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- args.add((Vector<String>) arg.clone());
- options.put("remote", (Vector<Vector<String>>) args.clone() );
- arg.clear();
- args.clear();
-
-
-
- try {
-
- arg.add(location_key);
- String locationText = "";
- locationText = eipDefinition.getJSONObject(locations).getJSONObject(mGateway.getString(location_key)).getString("name");
- arg.add(locationText);
-
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- args.add((Vector<String>) arg.clone());
- options.put("location", (Vector<Vector<String>>) args.clone() );
-
- arg.clear();
- args.clear();
- JSONArray protocolsJSON = null;
- arg.add("proto");
- try {
- protocolsJSON = mGateway.getJSONObject(capabilities).getJSONArray(protos);
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- Vector<String> protocols = new Vector<String>();
- for ( int i=0; i<protocolsJSON.length(); i++ )
- protocols.add(protocolsJSON.optString(i));
- if ( protocols.contains("udp"))
- arg.add("udp");
- else if ( protocols.contains("tcp"))
- arg.add("tcp");
- args.add((Vector<String>) arg.clone());
- options.put("proto", (Vector<Vector<String>>) args.clone());
- arg.clear();
- args.clear();
-
-
- String port = null;
- arg.add("port");
- try {
- port = mGateway.getJSONObject(capabilities).getJSONArray(ports).optString(0);
- } catch (JSONException e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- arg.add(port);
- args.add((Vector<String>) arg.clone());
- options.put("port", (Vector<Vector<String>>) args.clone());
- args.clear();
- arg.clear();
- }
-
- /**
- * Create and attach the VpnProfile to our gateway object
- */
- protected void createVPNProfile(){
- try {
- ConfigParser cp = new ConfigParser();
- cp.setDefinition(options);
- VpnProfile vp = cp.convertProfile();
- mVpnProfile = vp;
- Log.v(TAG,"Created VPNProfile");
- } catch (ConfigParseError e) {
- // FIXME We didn't get a VpnProfile! Error handling! and log level
- Log.v(TAG,"Error createing VPNProfile");
- e.printStackTrace();
- }
- }
- }
-
-}