diff options
Diffstat (limited to 'ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java')
| -rw-r--r-- | ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java | 814 |
1 files changed, 814 insertions, 0 deletions
diff --git a/ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java b/ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java new file mode 100644 index 00000000..743e7cc5 --- /dev/null +++ b/ics-openvpn-stripped/main/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java @@ -0,0 +1,814 @@ +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.net.ConnectivityManager; +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 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 se.leap.bitmaskclient.BuildConfig; +import se.leap.bitmaskclient.R; +import de.blinkt.openvpn.VpnProfile; +import de.blinkt.openvpn.activities.DisconnectVPN; +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_NONETWORK; +import static de.blinkt.openvpn.core.VpnStatus.ConnectionStatus.LEVEL_NOTCONNECTED; +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; +import se.leap.bitmaskclient.Dashboard; + +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 = "se.leap.bitmaskclient.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(); + + // 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; + } + mConnecttime = 0; + 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(), Dashboard.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); + } + + 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; + } + + 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; + } + + String UUID = "UUID"; + if (intent == null) { + SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this); + android.util.Log.d("bitmaskclient", "UUID is " + prefs.getString(UUID, "")); + mProfile = ProfileManager.get(this, prefs.getString(UUID, "")); + android.util.Log.d("bitmaskclient", "mProfile is null? " + (mProfile == null)); + if(mProfile != null) + intent = mProfile.prepareIntent(getBaseContext()); + else + return START_NOT_STICKY; + } + if(mProfile != null) + android.util.Log.d("bitmaskclient", "mProfile != null"); + // Extract information from the intent. + String prefix = getPackageName(); + String[] argv = intent.getStringArrayExtra(prefix + ".ARGV"); + String nativelibdir = intent.getStringExtra(prefix + ".nativelib"); + String profileUUID = intent.getStringExtra(prefix + ".profileUUID"); + + mProfile = ProfileManager.get(this, profileUUID); + + 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; + + + prefs.edit().putString(UUID, profileUUID).commit(); + // 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, nativelibdir); + } + + synchronized (mProcessLock) { + mProcessThread = new Thread(processThread, "OpenVPNProcessThread"); + mProcessThread.start(); + } + if (mDeviceStateReceiver != null) + unregisterDeviceStateReceiver(); + + registerDeviceStateReceiver(mManagement); + + + ProfileManager.setConnectedVpnProfile(this, mProfile); + + if (mProfile.mPersistTun) + return START_STICKY; + else + return START_NOT_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); + + + 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("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)); + + 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; + } + + } + + 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("net30") && 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; + if(mProfile.mPersistTun) { + NotificationManager ns = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); + ns.cancel(OPENVPN_STATUS); + return; + } + } else if (level == LEVEL_NONETWORK || level == LEVEL_NOTCONNECTED) { + NotificationManager ns = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); + ns.cancel(OPENVPN_STATUS); + return; + } else if (level != LEVEL_NOTCONNECTED && mConnecttime > 0) { + mDisplayBytecount = false; + String msg = "Traffic is blocked until the VPN becomes active."; + String ticker = msg; + showNotification(msg, ticker, lowpriority , 0, level); + return; + } 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; + } + } +} |