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|
/*
* Copyright (c) 2012-2014 Arne Schwabe
* Distributed under the GNU GPL v2 with additional terms. For full terms see the file doc/LICENSE.txt
*/
package de.blinkt.openvpn.core;
import android.Manifest.permission;
import android.annotation.TargetApi;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.net.ConnectivityManager;
import android.net.NetworkCapabilities;
import android.net.NetworkRequest;
import android.net.VpnService;
import android.os.Binder;
import android.os.Build;
import android.os.Handler.Callback;
import android.os.IBinder;
import android.os.Message;
import android.os.ParcelFileDescriptor;
import android.preference.PreferenceManager;
import android.text.TextUtils;
import android.util.Log;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.Inet6Address;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Collection;
import java.util.HashMap;
import java.util.Locale;
import java.util.Vector;
import de.blinkt.openvpn.BuildConfig;
import de.blinkt.openvpn.R;
import de.blinkt.openvpn.VpnProfile;
import de.blinkt.openvpn.activities.DisconnectVPN;
import de.blinkt.openvpn.activities.LogWindow;
import de.blinkt.openvpn.core.VpnStatus.ByteCountListener;
import de.blinkt.openvpn.core.VpnStatus.ConnectionStatus;
import de.blinkt.openvpn.core.VpnStatus.StateListener;
import static de.blinkt.openvpn.core.NetworkSpace.ipAddress;
import static de.blinkt.openvpn.core.VpnStatus.ConnectionStatus.LEVEL_CONNECTED;
import static de.blinkt.openvpn.core.VpnStatus.ConnectionStatus.LEVEL_CONNECTING_NO_SERVER_REPLY_YET;
import static de.blinkt.openvpn.core.VpnStatus.ConnectionStatus.LEVEL_WAITING_FOR_USER_INPUT;
public class OpenVPNService extends VpnService implements StateListener, Callback, ByteCountListener {
public static final String START_SERVICE = "de.blinkt.openvpn.START_SERVICE";
public static final String START_SERVICE_STICKY = "de.blinkt.openvpn.START_SERVICE_STICKY";
public static final String ALWAYS_SHOW_NOTIFICATION = "de.blinkt.openvpn.NOTIFICATION_ALWAYS_VISIBLE";
public static final String DISCONNECT_VPN = "de.blinkt.openvpn.DISCONNECT_VPN";
private static final String PAUSE_VPN = "de.blinkt.openvpn.PAUSE_VPN";
private static final String RESUME_VPN = "de.blinkt.openvpn.RESUME_VPN";
private static final int OPENVPN_STATUS = 1;
private static boolean mNotificationAlwaysVisible = false;
private final Vector<String> mDnslist = new Vector<String>();
private final NetworkSpace mRoutes = new NetworkSpace();
private final NetworkSpace mRoutesv6 = new NetworkSpace();
private final IBinder mBinder = new LocalBinder();
private Thread mProcessThread = null;
private VpnProfile mProfile;
private String mDomain = null;
private CIDRIP mLocalIP = null;
private int mMtu;
private String mLocalIPv6 = null;
private DeviceStateReceiver mDeviceStateReceiver;
private boolean mDisplayBytecount = false;
private boolean mStarting = false;
private long mConnecttime;
private boolean mOvpn3 = false;
private OpenVPNManagement mManagement;
private String mLastTunCfg;
private String mRemoteGW;
private final Object mProcessLock = new Object();
private LollipopDeviceStateListener mLollipopDeviceStateListener;
// From: http://stackoverflow.com/questions/3758606/how-to-convert-byte-size-into-human-readable-format-in-java
public static String humanReadableByteCount(long bytes, boolean mbit) {
if (mbit)
bytes = bytes * 8;
int unit = mbit ? 1000 : 1024;
if (bytes < unit)
return bytes + (mbit ? " bit" : " B");
int exp = (int) (Math.log(bytes) / Math.log(unit));
String pre = (mbit ? "kMGTPE" : "KMGTPE").charAt(exp - 1) + (mbit ? "" : "");
if (mbit)
return String.format(Locale.getDefault(), "%.1f %sbit", bytes / Math.pow(unit, exp), pre);
else
return String.format(Locale.getDefault(), "%.1f %sB", bytes / Math.pow(unit, exp), pre);
}
@Override
public IBinder onBind(Intent intent) {
String action = intent.getAction();
if (action != null && action.equals(START_SERVICE))
return mBinder;
else
return super.onBind(intent);
}
@Override
public void onRevoke() {
mManagement.stopVPN();
endVpnService();
}
// Similar to revoke but do not try to stop process
public void processDied() {
endVpnService();
}
private void endVpnService() {
synchronized (mProcessLock) {
mProcessThread = null;
}
VpnStatus.removeByteCountListener(this);
unregisterDeviceStateReceiver();
ProfileManager.setConntectedVpnProfileDisconnected(this);
if (!mStarting) {
stopForeground(!mNotificationAlwaysVisible);
if (!mNotificationAlwaysVisible) {
stopSelf();
VpnStatus.removeStateListener(this);
}
}
}
private void showNotification(String msg, String tickerText, boolean lowpriority, long when, ConnectionStatus status) {
String ns = Context.NOTIFICATION_SERVICE;
NotificationManager mNotificationManager = (NotificationManager) getSystemService(ns);
int icon = getIconByConnectionStatus(status);
android.app.Notification.Builder nbuilder = new Notification.Builder(this);
if (mProfile != null)
nbuilder.setContentTitle(getString(R.string.notifcation_title, mProfile.mName));
else
nbuilder.setContentTitle(getString(R.string.notifcation_title_notconnect));
nbuilder.setContentText(msg);
nbuilder.setOnlyAlertOnce(true);
nbuilder.setOngoing(true);
nbuilder.setContentIntent(getLogPendingIntent());
nbuilder.setSmallIcon(icon);
if (when != 0)
nbuilder.setWhen(when);
// Try to set the priority available since API 16 (Jellybean)
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN)
jbNotificationExtras(lowpriority, nbuilder);
if (tickerText != null && !tickerText.equals(""))
nbuilder.setTicker(tickerText);
@SuppressWarnings("deprecation")
Notification notification = nbuilder.getNotification();
mNotificationManager.notify(OPENVPN_STATUS, notification);
startForeground(OPENVPN_STATUS, notification);
}
private int getIconByConnectionStatus(ConnectionStatus level) {
switch (level) {
case LEVEL_CONNECTED:
return R.drawable.ic_stat_vpn;
case LEVEL_AUTH_FAILED:
case LEVEL_NONETWORK:
case LEVEL_NOTCONNECTED:
return R.drawable.ic_stat_vpn_offline;
case LEVEL_CONNECTING_NO_SERVER_REPLY_YET:
case LEVEL_WAITING_FOR_USER_INPUT:
return R.drawable.ic_stat_vpn_outline;
case LEVEL_CONNECTING_SERVER_REPLIED:
return R.drawable.ic_stat_vpn_empty_halo;
case LEVEL_VPNPAUSED:
return android.R.drawable.ic_media_pause;
case UNKNOWN_LEVEL:
default:
return R.drawable.ic_stat_vpn;
}
}
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
private void jbNotificationExtras(boolean lowpriority,
android.app.Notification.Builder nbuilder) {
try {
if (lowpriority) {
Method setpriority = nbuilder.getClass().getMethod("setPriority", int.class);
// PRIORITY_MIN == -2
setpriority.invoke(nbuilder, -2);
Method setUsesChronometer = nbuilder.getClass().getMethod("setUsesChronometer", boolean.class);
setUsesChronometer.invoke(nbuilder, true);
}
Intent disconnectVPN = new Intent(this, DisconnectVPN.class);
disconnectVPN.setAction(DISCONNECT_VPN);
PendingIntent disconnectPendingIntent = PendingIntent.getActivity(this, 0, disconnectVPN, 0);
nbuilder.addAction(android.R.drawable.ic_menu_close_clear_cancel,
getString(R.string.cancel_connection), disconnectPendingIntent);
Intent pauseVPN = new Intent(this, OpenVPNService.class);
if (mDeviceStateReceiver == null || !mDeviceStateReceiver.isUserPaused()) {
pauseVPN.setAction(PAUSE_VPN);
PendingIntent pauseVPNPending = PendingIntent.getService(this, 0, pauseVPN, 0);
nbuilder.addAction(android.R.drawable.ic_media_pause,
getString(R.string.pauseVPN), pauseVPNPending);
} else {
pauseVPN.setAction(RESUME_VPN);
PendingIntent resumeVPNPending = PendingIntent.getService(this, 0, pauseVPN, 0);
nbuilder.addAction(android.R.drawable.ic_media_play,
getString(R.string.resumevpn), resumeVPNPending);
}
//ignore exception
} catch (NoSuchMethodException nsm) {
VpnStatus.logException(nsm);
} catch (IllegalArgumentException e) {
VpnStatus.logException(e);
} catch (IllegalAccessException e) {
VpnStatus.logException(e);
} catch (InvocationTargetException e) {
VpnStatus.logException(e);
}
}
PendingIntent getLogPendingIntent() {
// Let the configure Button show the Log
Intent intent = new Intent(getBaseContext(), LogWindow.class);
intent.addFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
PendingIntent startLW = PendingIntent.getActivity(this, 0, intent, 0);
intent.addFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
return startLW;
}
synchronized void registerDeviceStateReceiver(OpenVPNManagement magnagement) {
// Registers BroadcastReceiver to track network connection changes.
IntentFilter filter = new IntentFilter();
filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
filter.addAction(Intent.ACTION_SCREEN_OFF);
filter.addAction(Intent.ACTION_SCREEN_ON);
mDeviceStateReceiver = new DeviceStateReceiver(magnagement);
registerReceiver(mDeviceStateReceiver, filter);
VpnStatus.addByteCountListener(mDeviceStateReceiver);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
addLollipopCMListener();
}
synchronized void unregisterDeviceStateReceiver() {
if (mDeviceStateReceiver != null)
try {
VpnStatus.removeByteCountListener(mDeviceStateReceiver);
this.unregisterReceiver(mDeviceStateReceiver);
} catch (IllegalArgumentException iae) {
// I don't know why this happens:
// java.lang.IllegalArgumentException: Receiver not registered: de.blinkt.openvpn.NetworkSateReceiver@41a61a10
// Ignore for now ...
iae.printStackTrace();
}
mDeviceStateReceiver = null;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
removeLollipopCMListener();
}
public void userPause(boolean shouldBePaused) {
if (mDeviceStateReceiver != null)
mDeviceStateReceiver.userPause(shouldBePaused);
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
if (intent != null && intent.getBooleanExtra(ALWAYS_SHOW_NOTIFICATION, false))
mNotificationAlwaysVisible = true;
VpnStatus.addStateListener(this);
VpnStatus.addByteCountListener(this);
if (intent != null && PAUSE_VPN.equals(intent.getAction())) {
if (mDeviceStateReceiver != null)
mDeviceStateReceiver.userPause(true);
return START_NOT_STICKY;
}
if (intent != null && RESUME_VPN.equals(intent.getAction())) {
if (mDeviceStateReceiver != null)
mDeviceStateReceiver.userPause(false);
return START_NOT_STICKY;
}
if (intent != null && START_SERVICE.equals(intent.getAction()))
return START_NOT_STICKY;
if (intent != null && START_SERVICE_STICKY.equals(intent.getAction())) {
return START_REDELIVER_INTENT;
}
/* The intent is null when the service has been restarted */
if (intent == null) {
mProfile = ProfileManager.getLastConnectedProfile(this, false);
/* Got no profile, just stop */
if (mProfile==null) {
Log.d("OpenVPN", "Got no last connected profile on null intent. Stopping");
stopSelf(startId);
return START_NOT_STICKY;
}
/* Do the asynchronous keychain certificate stuff */
mProfile.checkForRestart(this);
/* Recreate the intent */
intent = mProfile.getStartServiceIntent(this);
} else {
String profileUUID = intent.getStringExtra(getPackageName() + ".profileUUID");
mProfile = ProfileManager.get(this, profileUUID);
}
// Extract information from the intent.
String prefix = getPackageName();
String[] argv = intent.getStringArrayExtra(prefix + ".ARGV");
String nativeLibraryDirectory = intent.getStringExtra(prefix + ".nativelib");
String startTitle = getString(R.string.start_vpn_title, mProfile.mName);
String startTicker = getString(R.string.start_vpn_ticker, mProfile.mName);
showNotification(startTitle, startTicker,
false, 0, LEVEL_CONNECTING_NO_SERVER_REPLY_YET);
// Set a flag that we are starting a new VPN
mStarting = true;
// Stop the previous session by interrupting the thread.
if (mManagement != null && mManagement.stopVPN())
// an old was asked to exit, wait 1s
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
//ignore
}
synchronized (mProcessLock) {
if (mProcessThread != null) {
mProcessThread.interrupt();
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
//ignore
}
}
}
// An old running VPN should now be exited
mStarting = false;
// Start a new session by creating a new thread.
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
mOvpn3 = prefs.getBoolean("ovpn3", false);
if (!"ovpn3".equals(BuildConfig.FLAVOR))
mOvpn3 = false;
// Open the Management Interface
if (!mOvpn3) {
// start a Thread that handles incoming messages of the managment socket
OpenVpnManagementThread ovpnManagementThread = new OpenVpnManagementThread(mProfile, this);
if (ovpnManagementThread.openManagementInterface(this)) {
Thread mSocketManagerThread = new Thread(ovpnManagementThread, "OpenVPNManagementThread");
mSocketManagerThread.start();
mManagement = ovpnManagementThread;
VpnStatus.logInfo("started Socket Thread");
} else {
return START_NOT_STICKY;
}
}
Runnable processThread;
if (mOvpn3) {
OpenVPNManagement mOpenVPN3 = instantiateOpenVPN3Core();
processThread = (Runnable) mOpenVPN3;
mManagement = mOpenVPN3;
} else {
HashMap<String, String> env = new HashMap<String, String>();
processThread = new OpenVPNThread(this, argv, env, nativeLibraryDirectory);
}
synchronized (mProcessLock) {
mProcessThread = new Thread(processThread, "OpenVPNProcessThread");
mProcessThread.start();
}
if (mDeviceStateReceiver != null)
unregisterDeviceStateReceiver();
registerDeviceStateReceiver(mManagement);
ProfileManager.setConnectedVpnProfile(this, mProfile);
/* TODO: At the moment we have no way to handle asynchronous PW input
* Fixing will also allow to handle challenge/responsee authentication */
if (mProfile.needUserPWInput(true) != 0)
return START_NOT_STICKY;
return START_STICKY;
}
private OpenVPNManagement instantiateOpenVPN3Core() {
try {
Class cl = Class.forName("de.blinkt.openvpn.core.OpenVPNThreadv3");
return (OpenVPNManagement) cl.getConstructor(OpenVPNService.class,VpnProfile.class).newInstance(this,mProfile);
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (InstantiationException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (NoSuchMethodException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
return null;
}
@Override
public void onDestroy() {
synchronized (mProcessLock) {
if (mProcessThread != null) {
mManagement.stopVPN();
}
}
if (mDeviceStateReceiver != null) {
this.unregisterReceiver(mDeviceStateReceiver);
}
// Just in case unregister for state
VpnStatus.removeStateListener(this);
}
private String getTunConfigString() {
// The format of the string is not important, only that
// two identical configurations produce the same result
String cfg = "TUNCFG UNQIUE STRING ips:";
if (mLocalIP != null)
cfg += mLocalIP.toString();
if (mLocalIPv6 != null)
cfg += mLocalIPv6;
cfg += "routes: " + TextUtils.join("|", mRoutes.getNetworks(true)) + TextUtils.join("|", mRoutesv6.getNetworks(true));
cfg += "excl. routes:" + TextUtils.join("|", mRoutes.getNetworks(false)) + TextUtils.join("|", mRoutesv6.getNetworks(false));
cfg += "dns: " + TextUtils.join("|", mDnslist);
cfg += "domain: " + mDomain;
cfg += "mtu: " + mMtu;
return cfg;
}
public ParcelFileDescriptor openTun() {
//Debug.startMethodTracing(getExternalFilesDir(null).toString() + "/opentun.trace", 40* 1024 * 1024);
Builder builder = new Builder();
VpnStatus.logInfo(R.string.last_openvpn_tun_config);
addLocalNetworksToRoutes();
if (mLocalIP == null && mLocalIPv6 == null) {
VpnStatus.logError(getString(R.string.opentun_no_ipaddr));
return null;
}
if (mLocalIP != null) {
try {
builder.addAddress(mLocalIP.mIp, mLocalIP.len);
} catch (IllegalArgumentException iae) {
VpnStatus.logError(R.string.dns_add_error, mLocalIP, iae.getLocalizedMessage());
return null;
}
}
if (mLocalIPv6 != null) {
String[] ipv6parts = mLocalIPv6.split("/");
try {
builder.addAddress(ipv6parts[0], Integer.parseInt(ipv6parts[1]));
} catch (IllegalArgumentException iae) {
VpnStatus.logError(R.string.ip_add_error, mLocalIPv6, iae.getLocalizedMessage());
return null;
}
}
for (String dns : mDnslist) {
try {
builder.addDnsServer(dns);
} catch (IllegalArgumentException iae) {
VpnStatus.logError(R.string.dns_add_error, dns, iae.getLocalizedMessage());
}
}
String release = Build.VERSION.RELEASE;
if ((Build.VERSION.SDK_INT == Build.VERSION_CODES.KITKAT && !release.startsWith("4.4.3")
&& !release.startsWith("4.4.4") && !release.startsWith("4.4.5") && !release.startsWith("4.4.6"))
&& mMtu < 1280) {
VpnStatus.logInfo(String.format(Locale.US, "Forcing MTU to 1280 instead of %d to workaround Android Bug #70916", mMtu));
builder.setMtu(1280);
} else {
builder.setMtu(mMtu);
}
Collection<ipAddress> positiveIPv4Routes = mRoutes.getPositiveIPList();
Collection<ipAddress> positiveIPv6Routes = mRoutesv6.getPositiveIPList();
for (NetworkSpace.ipAddress route : positiveIPv4Routes) {
try {
builder.addRoute(route.getIPv4Address(), route.networkMask);
} catch (IllegalArgumentException ia) {
VpnStatus.logError(getString(R.string.route_rejected) + route + " " + ia.getLocalizedMessage());
}
}
for (NetworkSpace.ipAddress route6 : positiveIPv6Routes) {
try {
builder.addRoute(route6.getIPv6Address(), route6.networkMask);
} catch (IllegalArgumentException ia) {
VpnStatus.logError(getString(R.string.route_rejected) + route6 + " " + ia.getLocalizedMessage());
}
}
if (mDomain != null)
builder.addSearchDomain(mDomain);
VpnStatus.logInfo(R.string.local_ip_info, mLocalIP.mIp, mLocalIP.len, mLocalIPv6, mMtu);
VpnStatus.logInfo(R.string.dns_server_info, TextUtils.join(", ", mDnslist), mDomain);
VpnStatus.logInfo(R.string.routes_info_incl, TextUtils.join(", ", mRoutes.getNetworks(true)), TextUtils.join(", ", mRoutesv6.getNetworks(true)));
VpnStatus.logInfo(R.string.routes_info_excl, TextUtils.join(", ", mRoutes.getNetworks(false)),TextUtils.join(", ", mRoutesv6.getNetworks(false)));
VpnStatus.logDebug(R.string.routes_debug, TextUtils.join(", ", positiveIPv4Routes), TextUtils.join(", ", positiveIPv6Routes));
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
setAllowedVpnPackages(builder);
}
String session = mProfile.mName;
if (mLocalIP != null && mLocalIPv6 != null)
session = getString(R.string.session_ipv6string, session, mLocalIP, mLocalIPv6);
else if (mLocalIP != null)
session = getString(R.string.session_ipv4string, session, mLocalIP);
builder.setSession(session);
// No DNS Server, log a warning
if (mDnslist.size() == 0)
VpnStatus.logInfo(R.string.warn_no_dns);
mLastTunCfg = getTunConfigString();
// Reset information
mDnslist.clear();
mRoutes.clear();
mRoutesv6.clear();
mLocalIP = null;
mLocalIPv6 = null;
mDomain = null;
builder.setConfigureIntent(getLogPendingIntent());
try {
//Debug.stopMethodTracing();
return builder.establish();
} catch (Exception e) {
VpnStatus.logError(R.string.tun_open_error);
VpnStatus.logError(getString(R.string.error) + e.getLocalizedMessage());
if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.JELLY_BEAN_MR1) {
VpnStatus.logError(R.string.tun_error_helpful);
}
return null;
}
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
void removeLollipopCMListener()
{
ConnectivityManager cm = (ConnectivityManager) getBaseContext().getSystemService(CONNECTIVITY_SERVICE);
cm.unregisterNetworkCallback(mLollipopDeviceStateListener);
mLollipopDeviceStateListener = null;
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
void addLollipopCMListener()
{
ConnectivityManager cm = (ConnectivityManager) getBaseContext().getSystemService(CONNECTIVITY_SERVICE);
NetworkRequest.Builder nrb = new NetworkRequest.Builder();
mLollipopDeviceStateListener = new LollipopDeviceStateListener();
cm.registerNetworkCallback(nrb.build(), mLollipopDeviceStateListener);
}
private void addLocalNetworksToRoutes() {
// Add local network interfaces
String[] localRoutes = NativeUtils.getIfconfig();
// The format of mLocalRoutes is kind of broken because I don't really like JNI
for (int i=0; i < localRoutes.length; i+=3){
String intf = localRoutes[i];
String ipAddr = localRoutes[i+1];
String netMask = localRoutes[i+2];
if (intf == null || intf.equals("lo") ||
intf.startsWith("tun") || intf.startsWith("rmnet"))
continue;
if (ipAddr.equals(mLocalIP.mIp))
continue;
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT && !mProfile.mAllowLocalLAN) {
mRoutes.addIP(new CIDRIP(ipAddr,netMask), true);
} else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT && mProfile.mAllowLocalLAN)
mRoutes.addIP(new CIDRIP(ipAddr,netMask), false);
}
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private void setAllowedVpnPackages(Builder builder) {
for (String pkg : mProfile.mAllowedAppsVpn) {
try {
if (mProfile.mAllowedAppsVpnAreDisallowed) {
builder.addDisallowedApplication(pkg);
} else {
builder.addAllowedApplication(pkg);
}
} catch (PackageManager.NameNotFoundException e) {
mProfile.mAllowedAppsVpn.remove(pkg);
VpnStatus.logInfo(R.string.app_no_longer_exists, pkg);
}
}
if (mProfile.mAllowedAppsVpnAreDisallowed) {
VpnStatus.logDebug(R.string.disallowed_vpn_apps_info, TextUtils.join(", ", mProfile.mAllowedAppsVpn));
} else {
VpnStatus.logDebug(R.string.allowed_vpn_apps_info, TextUtils.join(", ", mProfile.mAllowedAppsVpn));
}
}
public void addDNS(String dns) {
mDnslist.add(dns);
}
public void setDomain(String domain) {
if (mDomain == null) {
mDomain = domain;
}
}
/** Route that is always included, used by the v3 core */
public void addRoute (CIDRIP route) {
mRoutes.addIP(route, true);
}
public void addRoute (String dest, String mask, String gateway, String device) {
CIDRIP route = new CIDRIP(dest, mask);
boolean include = isAndroidTunDevice(device);
NetworkSpace.ipAddress gatewayIP = new NetworkSpace.ipAddress(new CIDRIP(gateway, 32),false);
if (mLocalIP==null) {
VpnStatus.logError("Local IP address unset but adding route?! This is broken! Please contact author with log");
return;
}
NetworkSpace.ipAddress localNet = new NetworkSpace.ipAddress(mLocalIP,true);
if (localNet.containsNet(gatewayIP))
include=true;
if (gateway!= null &&
(gateway.equals("255.255.255.255") || gateway.equals(mRemoteGW)))
include=true;
if (route.len == 32 && !mask.equals("255.255.255.255")) {
VpnStatus.logWarning(R.string.route_not_cidr, dest, mask);
}
if (route.normalise())
VpnStatus.logWarning(R.string.route_not_netip, dest, route.len, route.mIp);
mRoutes.addIP(route, include);
}
public void addRoutev6(String network, String device) {
String[] v6parts = network.split("/");
boolean included = isAndroidTunDevice(device);
// Tun is opened after ROUTE6, no device name may be present
try {
Inet6Address ip = (Inet6Address) InetAddress.getAllByName(v6parts[0])[0];
int mask = Integer.parseInt(v6parts[1]);
mRoutesv6.addIPv6(ip, mask, included);
} catch (UnknownHostException e) {
VpnStatus.logException(e);
}
}
private boolean isAndroidTunDevice(String device) {
return device!=null &&
(device.startsWith("tun") || "(null)".equals(device) || "vpnservice-tun".equals(device));
}
public void setMtu(int mtu) {
mMtu = mtu;
}
public void setLocalIP(CIDRIP cdrip) {
mLocalIP = cdrip;
}
public void setLocalIP(String local, String netmask, int mtu, String mode) {
mLocalIP = new CIDRIP(local, netmask);
mMtu = mtu;
mRemoteGW=null;
long netMaskAsInt = CIDRIP.getInt(netmask);
if (mLocalIP.len == 32 && !netmask.equals("255.255.255.255")) {
// get the netmask as IP
int masklen;
if ("net30".equals(mode))
masklen = 30;
else
masklen = 31;
int mask = ~( 1 << (32 - (mLocalIP.len +1)));
// Netmask is Ip address +/-1, assume net30/p2p with small net
if ((netMaskAsInt & mask) == (mLocalIP.getInt() & mask )) {
mLocalIP.len = masklen;
} else {
mLocalIP.len = 32;
if (!"p2p".equals(mode))
VpnStatus.logWarning(R.string.ip_not_cidr, local, netmask, mode);
}
}
if (("p2p".equals(mode) && mLocalIP.len < 32) || ("net30".equals(mode) && mLocalIP.len < 30)) {
VpnStatus.logWarning(R.string.ip_looks_like_subnet, local, netmask, mode);
}
// Configurations are sometimes really broken...
mRemoteGW=netmask;
}
public void setLocalIPv6(String ipv6addr) {
mLocalIPv6 = ipv6addr;
}
@Override
public void updateState(String state, String logmessage, int resid, ConnectionStatus level) {
// If the process is not running, ignore any state,
// Notification should be invisible in this state
doSendBroadcast(state, level);
if (mProcessThread == null && !mNotificationAlwaysVisible)
return;
boolean lowpriority = false;
// Display byte count only after being connected
{
if (level == LEVEL_WAITING_FOR_USER_INPUT) {
// The user is presented a dialog of some kind, no need to inform the user
// with a notifcation
return;
} else if (level == LEVEL_CONNECTED) {
mDisplayBytecount = true;
mConnecttime = System.currentTimeMillis();
lowpriority = true;
} else {
mDisplayBytecount = false;
}
// Other notifications are shown,
// This also mean we are no longer connected, ignore bytecount messages until next
// CONNECTED
// Does not work :(
String msg = getString(resid);
String ticker = msg;
showNotification(msg + " " + logmessage, ticker, lowpriority , 0, level);
}
}
private void doSendBroadcast(String state, ConnectionStatus level) {
Intent vpnstatus = new Intent();
vpnstatus.setAction("de.blinkt.openvpn.VPN_STATUS");
vpnstatus.putExtra("status", level.toString());
vpnstatus.putExtra("detailstatus", state);
sendBroadcast(vpnstatus, permission.ACCESS_NETWORK_STATE);
}
@Override
public void updateByteCount(long in, long out, long diffIn, long diffOut) {
if (mDisplayBytecount) {
String netstat = String.format(getString(R.string.statusline_bytecount),
humanReadableByteCount(in, false),
humanReadableByteCount(diffIn / OpenVPNManagement.mBytecountInterval, true),
humanReadableByteCount(out, false),
humanReadableByteCount(diffOut / OpenVPNManagement.mBytecountInterval, true));
boolean lowpriority = !mNotificationAlwaysVisible;
showNotification(netstat, null, lowpriority, mConnecttime, LEVEL_CONNECTED);
}
}
@Override
public boolean handleMessage(Message msg) {
Runnable r = msg.getCallback();
if (r != null) {
r.run();
return true;
} else {
return false;
}
}
public OpenVPNManagement getManagement() {
return mManagement;
}
public String getTunReopenStatus() {
String currentConfiguration = getTunConfigString();
if (currentConfiguration.equals(mLastTunCfg)) {
return "NOACTION";
} else {
String release = Build.VERSION.RELEASE;
if (Build.VERSION.SDK_INT == Build.VERSION_CODES.KITKAT && !release.startsWith("4.4.3")
&& !release.startsWith("4.4.4") && !release.startsWith("4.4.5") && !release.startsWith("4.4.6"))
// There will be probably no 4.4.4 or 4.4.5 version, so don't waste effort to do parsing here
return "OPEN_AFTER_CLOSE";
else
return "OPEN_BEFORE_CLOSE";
}
}
public class LocalBinder extends Binder {
public OpenVPNService getService() {
// Return this instance of LocalService so clients can call public methods
return OpenVPNService.this;
}
}
}
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