From 5a883a2119500c1d25a7f7dc650f62d5262cb9cc Mon Sep 17 00:00:00 2001 From: cyBerta Date: Thu, 1 Aug 2019 23:16:22 +0200 Subject: add Shapeshifter class managing shapeshifter go library --- .../de/blinkt/openvpn/core/OpenVPNService.java | 32 ++++++++------- .../pluggableTransports/Shapeshifter.java | 48 ++++++++++++++++++++++ 2 files changed, 66 insertions(+), 14 deletions(-) create mode 100644 app/src/main/java/se/leap/bitmaskclient/pluggableTransports/Shapeshifter.java (limited to 'app/src') diff --git a/app/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java b/app/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java index 32e00f86..6f817323 100644 --- a/app/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java +++ b/app/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java @@ -47,6 +47,7 @@ import se.leap.bitmaskclient.R; import se.leap.bitmaskclient.VpnNotificationManager; import se.leap.bitmaskclient.pluggableTransports.Dispatcher; import de.blinkt.openvpn.core.connection.Obfs4Connection; +import se.leap.bitmaskclient.pluggableTransports.Shapeshifter; import static de.blinkt.openvpn.core.ConnectionStatus.LEVEL_CONNECTED; import static de.blinkt.openvpn.core.ConnectionStatus.LEVEL_WAITING_FOR_USER_INPUT; @@ -88,7 +89,7 @@ public class OpenVPNService extends VpnService implements StateListener, Callbac private Toast mlastToast; private Runnable mOpenVPNThread; private VpnNotificationManager notificationManager; - private Dispatcher dispatcher; + private Shapeshifter shapeshifter; private static final int PRIORITY_MIN = -2; private static final int PRIORITY_DEFAULT = 0; @@ -246,9 +247,12 @@ public class OpenVPNService extends VpnService implements StateListener, Callbac if(isVpnRunning()) { if (getManagement() != null && getManagement().stopVPN(replaceConnection)) { if (!replaceConnection) { - if (dispatcher != null && dispatcher.isRunning()) { - dispatcher.stop(); + if (shapeshifter != null) { + shapeshifter.stop(); } + /*if (dispatcher != null && dispatcher.isRunning()) { + dispatcher.stop(); + }*/ VpnStatus.updateStateString("NOPROCESS", "VPN STOPPED", R.string.state_noprocess, ConnectionStatus.LEVEL_NOTCONNECTED); } return true; @@ -256,9 +260,12 @@ public class OpenVPNService extends VpnService implements StateListener, Callbac return false; } else { if (!replaceConnection) { - if (dispatcher != null && dispatcher.isRunning()) { - dispatcher.stop(); + if (shapeshifter != null) { + shapeshifter.stop(); } + /*if (dispatcher != null && dispatcher.isRunning()) { + dispatcher.stop(); + }*/ VpnStatus.updateStateString("NOPROCESS", "VPN STOPPED", R.string.state_noprocess, ConnectionStatus.LEVEL_NOTCONNECTED); return true; } @@ -387,15 +394,12 @@ public class OpenVPNService extends VpnService implements StateListener, Callbac if (mProfile.mUsePluggableTransports) { Obfs4Connection obfs4Connection = (Obfs4Connection) connection; - dispatcher = new Dispatcher(this, obfs4Connection.getDispatcherOptions()); - dispatcher.initSync(); - - if (dispatcher.isRunning()) { - connection.setServerPort(dispatcher.getPort()); - Log.d(TAG, "Dispatcher running. Profile server name and port: " + - connection.getServerName() + ":" + connection.getServerPort()); - VpnStatus.logInfo("Dispatcher running. Profile server name and port: " + - connection.getServerName() + ":" + connection.getServerPort()); + //dispatcher = new Dispatcher(this, obfs4Connection.getDispatcherOptions()); + //dispatcher.initSync(); + shapeshifter = new Shapeshifter(obfs4Connection.getDispatcherOptions()); + if (shapeshifter.start()) { + // FIXME: we already know the shapeshifter port earlier! + connection.setServerPort(Shapeshifter.DISPATCHER_PORT); } else { Log.e(TAG, "Cannot initialize dispatcher for obfs4 connection. Shutting down."); VpnStatus.logError("Cannot initialize dispatcher for obfs4 connection. Shutting down."); diff --git a/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/Shapeshifter.java b/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/Shapeshifter.java new file mode 100644 index 00000000..513a310e --- /dev/null +++ b/app/src/main/java/se/leap/bitmaskclient/pluggableTransports/Shapeshifter.java @@ -0,0 +1,48 @@ +package se.leap.bitmaskclient.pluggableTransports; + +import android.util.Log; + +import shapeshifter.ShapeShifter; + +public class Shapeshifter { + + public static final String DISPATCHER_PORT = "4430"; + public static final String DISPATCHER_IP = "127.0.0.1"; + private static final String TAG = Shapeshifter.class.getSimpleName(); + + ShapeShifter shapeShifter; + + public Shapeshifter(DispatcherOptions options) { + shapeShifter = new ShapeShifter(); + shapeShifter.setIatMode(Long.valueOf(options.iatMode)); + shapeShifter.setSocksAddr(DISPATCHER_IP+":"+DISPATCHER_PORT); + shapeShifter.setTarget(options.remoteIP+":"+options.remotePort); + shapeShifter.setCert(options.cert); + Log.d(TAG, "shapeshifter initialized with: iat - " + shapeShifter.getIatMode() + + "; socksAddr - " + shapeShifter.getSocksAddr() + + "; target addr - " + shapeShifter.getTarget() + + "; cert - " + shapeShifter.getCert()); + } + + public boolean start() { + try { + shapeShifter.open(); + Log.d(TAG, "shapeshifter opened"); + return true; + } catch (Exception e) { + e.printStackTrace(); + } + return false; + } + + public boolean stop() { + try { + shapeShifter.close(); + Log.d(TAG, "shapeshifter closed"); + return true; + } catch (Exception e) { + e.printStackTrace(); + } + return false; + } +} -- cgit v1.2.3