Ejemplo n.º 1
0
 /**
  * http://developer.android.com/training/monitoring-device-state/connectivity-monitoring.html
  * http://developer.android.com/training/basics/network-ops/managing.html
  *
  * @param context
  * @return
  */
 public static boolean isNetworkAvailable(final Context context, final boolean mobile) {
   boolean available = false;
   try {
     final ConnectivityManager connectivitymanager =
         (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
     final NetworkInfo networkinfo = connectivitymanager.getActiveNetworkInfo();
     if ((networkinfo != null) && networkinfo.isConnectedOrConnecting()) {
       switch (networkinfo.getType()) {
         case ConnectivityManager.TYPE_WIFI:
         case ConnectivityManager.TYPE_WIMAX:
         case ConnectivityManager.TYPE_ETHERNET:
           available = true;
           break;
         case ConnectivityManager.TYPE_MOBILE:
           if (mobile) {
             available = true;
           }
           break;
       }
     }
   } catch (Throwable x) {
     DBG.m(x);
   }
   return available;
 }
Ejemplo n.º 2
0
  public void run() {
    int i,
        j,
        storedValues,
        sleepTime = 3000,
        timeoutCtr = 0,
        lastFlags = -1,
        trackCnt = 0,
        lastLocMethod = -5;
    String bssid;
    WMapEntry currEntry;
    DataOutputStream out;
    FileInputStream in;

    while (running) {
      try {
        if (scanData.getNoGPSExitInterval() > 0) {
          if (System.currentTimeMillis() > lastGPSTime + scanData.getNoGPSExitInterval()) {
            break;
          }
        }
        if (ScanService.scanData.getThreadMode() == OWMapAtAndroid.THREAD_MODE_UPLOAD) {
          if ((m_uploadThread != null) && (m_uploadThread.isUploading()))
            OWMapAtAndroid.sendMessage(
                ScannerHandler.MSG_SIMPLE_ALERT,
                0,
                0,
                getResources().getText(R.string.upload_in_progress));
          else m_uploadThread = new UploadThread(scanData, this, SP, false, notification, null);
          ScanService.scanData.setThreadMode(OWMapAtAndroid.THREAD_MODE_SCAN);
        } else {
          if ((posState == 0) && (scanData != null) && (scanData.isScanningEnabled())) {
            posState = 1;
            timeoutCtr = 0;
            if (scanData.getFlags() != lastFlags) {
              if ((scanData.getFlags() & OWMapAtAndroid.FLAG_NO_NET_ACCESS) == 0)
                scanData.getWifiManager().createWifiLock(WifiManager.WIFI_MODE_FULL, "OpenWLANMap");
              else
                scanData
                    .getWifiManager()
                    .createWifiLock(WifiManager.WIFI_MODE_SCAN_ONLY, "OpenWLANMap");
              lastFlags = scanData.getFlags();
            }
            if ((scanData.getFlags() & OWMapAtAndroid.FLAG_NO_NET_ACCESS) == 0)
              myWLocate.wloc_request_position(WLocate.FLAG_NO_IP_LOCATION);
            else {
              myWLocate.wloc_request_position(
                  WLocate.FLAG_NO_NET_ACCESS | WLocate.FLAG_NO_IP_LOCATION);
              //                  stopGoogleLocation();
            }
          } else if (!scanData.isScanningEnabled()) {
            try {
              trackCnt += 1500;
              Thread.sleep(1500);
            } catch (InterruptedException ie) {

            }
          }
          if (posState == 1) {
            // sleep while waiting for result
            try {
              trackCnt += 2500;
              java.lang.Thread.sleep(2500); // is interrupted from result handler
              timeoutCtr++;
              if (timeoutCtr > 3) {
                timeoutCtr = 0;
                posState = 0;
              }
            } catch (InterruptedException ie) {
            }
          }
          if ((posState == 2) || (posState == 100)) {
            loc_info locationInfo;
            NetworkInfo mWifi = connManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);

            locationInfo = myWLocate.last_location_info();
            if (lastLocMethod != locationInfo.lastLocMethod) {
              scanData.getmView().setMode(locationInfo.lastLocMethod);
              scanData.getmView().postInvalidate();
              lastLocMethod = locationInfo.lastLocMethod;
            }
            if (posState == 100) locationInfo.lastLocMethod = -1;
            OWMapAtAndroid.sendMessage(
                OWMapAtAndroid.ScannerHandler.MSG_UPD_LOC_STATE,
                (int) (lastRadius * 1000),
                locationInfo.lastLocMethod,
                locationInfo);

            if (SP.getBoolean("autoConnect", false)) {
              if (!mWifi.isConnected()) {
                for (i = 0; i < locationInfo.wifiScanResult.size(); i++) {
                  ScanResult result;

                  result = locationInfo.wifiScanResult.get(i);
                  result.capabilities = result.capabilities.toUpperCase(Locale.US);
                  if ((isFreeHotspot(result) & WMapEntry.FLAG_IS_FREIFUNK) != 0) {
                    // auto-connect to this open network

                    WifiConfiguration wifiConfig = new WifiConfiguration();
                    wifiConfig.BSSID = result.BSSID;
                    wifiConfig.priority = 1;
                    wifiConfig.allowedKeyManagement.set(KeyMgmt.NONE);
                    wifiConfig.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
                    wifiConfig.allowedAuthAlgorithms.set(WifiConfiguration.AuthAlgorithm.OPEN);
                    wifiConfig.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
                    wifiConfig.status = WifiConfiguration.Status.ENABLED;

                    int netId = scanData.getWifiManager().addNetwork(wifiConfig);
                    scanData.getWifiManager().enableNetwork(netId, true);
                  }
                }
              }
            }
            if ((posValid)
                && (locationInfo.wifiScanResult != null)
                && (locationInfo.wifiScanResult.size() > 0)) {
              boolean foundExisting;

              for (i = 0; i < locationInfo.wifiScanResult.size(); i++) {
                ScanResult result;

                result = locationInfo.wifiScanResult.get(i);
                bssid = result.BSSID.replace(":", "").replace(".", "").toUpperCase(Locale.US);
                if (bssid.equalsIgnoreCase("000000000000")) break;
                foundExisting = false;
                scanData.getLock().lock();
                for (j = 0; j < scanData.getWmapList().size(); j++) {
                  currEntry = scanData.getWmapList().elementAt(j);
                  if (currEntry.getBSSID().equalsIgnoreCase(bssid)) {
                    currEntry.setPos(lastLat, lastLon);
                    foundExisting = true;
                    break;
                  }
                }
                if (!foundExisting) {
                  String lowerSSID;

                  storedValues = scanData.incStoredValues();
                  scanData.getmView().setValue(storedValues);
                  scanData.getmView().postInvalidate();
                  currEntry = new WMapEntry(bssid, result.SSID, lastLat, lastLon, storedValues);
                  lowerSSID = result.SSID.toLowerCase(Locale.US);
                  if ((lowerSSID.endsWith("_nomap"))
                      || // Google unsubscibe option
                      (lowerSSID.contains("iphone"))
                      || // mobile AP
                      (lowerSSID.contains("android"))
                      || // mobile AP
                      (lowerSSID.contains("motorola"))
                      || // mobile AP
                      (lowerSSID.contains("deinbus.de"))
                      || // WLAN network on board of German bus
                      (lowerSSID.contains("fernbus"))
                      || // WLAN network on board of German bus
                      (lowerSSID.contains("flixbus"))
                      || // WLAN network on board of German bus
                      (lowerSSID.contains("ecolines"))
                      || // WLAN network on board of German bus
                      (lowerSSID.contains("eurolines_wifi"))
                      || // WLAN network on board of German bus
                      (lowerSSID.contains("contiki-wifi"))
                      || // WLAN network on board of bus
                      (lowerSSID.contains("guest@ms "))
                      || // WLAN network on Hurtigruten ships
                      (lowerSSID.contains("admin@ms "))
                      || // WLAN network on Hurtigruten ships
                      (lowerSSID.contains("nsb_interakti"))
                      || // WLAN network in NSB trains
                      (lowerSSID.equals("southwestwifi"))) // WLAN network on Southwest flights
                  currEntry.setFlags(currEntry.getFlags() | WMapEntry.FLAG_IS_NOMAP);
                  else currEntry.setFlags(currEntry.getFlags() | isFreeHotspot(result));
                  if (isFreeHotspot(currEntry.getFlags())) scanData.incFreeHotspotWLANs();
                  scanData.getWmapList().add(currEntry);
                  if ((scanData.getUploadThres() > 0)
                      && (storedValues > scanData.getUploadThres())) {
                    if ((m_uploadThread == null) || (!m_uploadThread.isUploading())) {
                      if (mWifi.isConnected()) {
                        m_uploadThread =
                            new UploadThread(scanData, this, SP, true, notification, mWifi);
                      }
                    }
                  }
                }
                result.capabilities = result.capabilities.toUpperCase(Locale.US);
                scanData.getLock().unlock();
              }
            }
            scanData.getLock().lock();
            for (j = 0; j < scanData.getWmapList().size(); j++) {
              currEntry = scanData.getWmapList().elementAt(j);
              if ((currEntry.getLastUpdate() + OWMapAtAndroid.RECV_TIMEOUT
                      < System.currentTimeMillis())
                  && ((currEntry.getFlags() & WMapEntry.FLAG_IS_VISIBLE) == 0)) {
                scanData.getWmapList().remove(j);
                if (currEntry.posIsValid()) {
                  int padBytes = 0, k;

                  try {
                    in = scanData.getCtx().openFileInput(OWMapAtAndroid.WSCAN_FILE);
                    padBytes = in.available() % 28;
                    in.close();
                    if (padBytes > 0) padBytes = 28 - padBytes;
                  } catch (IOException ioe) {
                    ioe.printStackTrace();
                  }
                  try {
                    out =
                        new DataOutputStream(
                            scanData
                                .getCtx()
                                .openFileOutput(
                                    OWMapAtAndroid.WSCAN_FILE,
                                    Context.MODE_PRIVATE | Context.MODE_APPEND));
                    if (padBytes > 0) for (k = 0; k < padBytes; k++) out.writeByte(0);
                    out.write(currEntry.getBSSID().getBytes(), 0, 12);
                    if ((currEntry.getFlags() & WMapEntry.FLAG_IS_NOMAP) != 0) {
                      out.writeDouble(0.0);
                      out.writeDouble(0.0);
                    } else {
                      out.writeDouble(currEntry.getLat());
                      out.writeDouble(currEntry.getLon());
                    }
                    out.close();
                  } catch (IOException ioe) {
                    ioe.printStackTrace();
                  }

                  if ((currEntry.getFlags()
                          & (WMapEntry.FLAG_IS_FREIFUNK | WMapEntry.FLAG_IS_NOMAP))
                      == WMapEntry.FLAG_IS_FREIFUNK) {
                    padBytes = 0;
                    try {
                      in = scanData.getCtx().openFileInput(OWMapAtAndroid.WFREI_FILE);
                      padBytes = in.available() % 12;
                      in.close();
                      if (padBytes > 0) padBytes = 12 - padBytes;
                    } catch (IOException ioe) {
                      ioe.printStackTrace();
                    }
                    try {
                      out =
                          new DataOutputStream(
                              scanData
                                  .getCtx()
                                  .openFileOutput(
                                      OWMapAtAndroid.WFREI_FILE,
                                      Context.MODE_PRIVATE | Context.MODE_APPEND));
                      if (padBytes > 0) for (k = 0; k < padBytes; k++) out.writeByte(0);
                      out.write(currEntry.getBSSID().getBytes(), 0, 12);
                      out.close();
                    } catch (IOException ioe) {
                      ioe.printStackTrace();
                    }
                  }
                }
              }
              //               flushData(false);
            }
            scanData.getLock().unlock();
            m_lastSpeed = locationInfo.lastSpeed;
            if (!SP.getBoolean("adaptiveScanning", true)) sleepTime = 500;
            else if (locationInfo.lastSpeed > 90) sleepTime = 350;
            else if (locationInfo.lastSpeed < 0)
              sleepTime = 1300; // no speed information, may be because of WLAN localisation
            else if (locationInfo.lastSpeed < 6) sleepTime = 2500; // user seems to walk
            else {
              double f;

              f = 1.0 - (locationInfo.lastSpeed / 90.0);
              sleepTime = (int) ((1000.0 * f) + 350);
            }

            try {
              trackCnt += sleepTime;
              java.lang.Thread.sleep(sleepTime); // sleep between scans
            } catch (InterruptedException ie) {

            }
            posState = 0;
          }
        }
      } catch (NullPointerException npe) // in case the parent activity dies too fast
      {
        npe.printStackTrace();
      }
      if ((trackCnt > 500000) && (lastLat != 0) && (lastLon != 0)) {
        if (SP.getBoolean("track", false)) new UploadPositionTask().execute(null, null, null);
        trackCnt = 0;
      }
    }
    onDestroy(); // remove all resources (in case the thread was stopped due to some other reason
  }
@RunWith(Enclosed.class)
public class NemesisBlockMainnetTest {
  private static final NetworkInfo NETWORK_INFO = NetworkInfos.getMainNetworkInfo();
  private static final NemesisBlockInfo NEMESIS_BLOCK_INFO = NETWORK_INFO.getNemesisBlockInfo();
  // users, devs, marketing, contributors + funds (transfer + multisig)
  private static final int NUM_NEMESIS_TRANSFER_TRANSACTIONS = 1307 + 21 + 5 + 8 + 6;
  private static final int NUM_NEMESIS_TRANSACTIONS = NUM_NEMESIS_TRANSFER_TRANSACTIONS + 6;
  private static final Amount EXPECTED_MULTISIG_AGGREGATE_FEE =
      Amount.fromNem(2 * (5 + 3 * 4) + 2 * (5 + 3 * 5) + 2 * (5 + 3 * 6));
  private static final int EXPECTED_VERSION = 0x68000001;

  @BeforeClass
  public static void initNetwork() {
    NetworkInfos.setDefault(NETWORK_INFO);
  }

  @AfterClass
  public static void resetNetwork() {
    NetworkInfos.setDefault(null);
  }

  private abstract static class AbstractNemesisBlockTest {

    // basic

    @Test
    public void nemesisBlockCanBeCreated() {
      // Act:
      final Block block = this.loadNemesisBlock();

      // Assert:
      Assert.assertThat(
          block.getSigner().getAddress(), IsEqual.equalTo(NEMESIS_BLOCK_INFO.getAddress()));
      Assert.assertThat(block.getType(), IsEqual.equalTo(-1));
      Assert.assertThat(block.getVersion(), IsEqual.equalTo(EXPECTED_VERSION));
      Assert.assertThat(block.getTimeStamp(), IsEqual.equalTo(TimeInstant.ZERO));

      // 2 multisig aggregate transactions
      Assert.assertThat(
          block.getTotalFee(), IsEqual.equalTo(EXPECTED_MULTISIG_AGGREGATE_FEE.multiply(2)));
      Assert.assertThat(block.getPreviousBlockHash(), IsEqual.equalTo(Hash.ZERO));
      Assert.assertThat(block.getHeight(), IsEqual.equalTo(BlockHeight.ONE));
      Assert.assertThat(block.getTransactions().size(), IsEqual.equalTo(NUM_NEMESIS_TRANSACTIONS));

      Assert.assertThat(block.getDifficulty(), IsEqual.equalTo(BlockDifficulty.INITIAL_DIFFICULTY));
      Assert.assertThat(block.getGenerationHash(), IsNull.notNullValue());
    }

    @Test
    public void nemesisBlockIsVerifiable() {
      // Arrange:
      final Block block = this.loadNemesisBlock();

      // Assert:
      Assert.assertThat(block.verify(), IsEqual.equalTo(true));
    }

    @Test
    public void nemesisTransactionsAreVerifiable() {
      // Arrange:
      final Block block = this.loadNemesisBlock();

      // Assert:
      for (final Transaction transaction : block.getTransactions()) {
        Assert.assertThat(transaction.verify(), IsEqual.equalTo(true));
      }
    }

    @Test
    public void nemesisTransactionsHaveCorrectFees() {
      // Arrange:
      final Block block = this.loadNemesisBlock();

      // Assert:
      for (final Transaction transaction : block.getTransactions()) {
        final Amount expectedFee =
            TransactionTypes.TRANSFER == transaction.getType()
                ? Amount.ZERO
                : NemGlobals.getTransactionFeeCalculator().calculateMinimumFee(transaction);
        Assert.assertThat(transaction.getFee(), IsEqual.equalTo(expectedFee));
      }
    }

    @Test
    public void nemesisAddressesAreValid() {
      // Arrange:
      final Block block = this.loadNemesisBlock();

      // Act:
      final Set<Address> allAddresses =
          block
              .getTransactions()
              .stream()
              .flatMap(t -> t.getAccounts().stream().map(Account::getAddress))
              .collect(Collectors.toSet());

      // Assert:
      for (final Address address : allAddresses) {
        Assert.assertThat(address.toString(), address.isValid(), IsEqual.equalTo(true));
      }
    }

    @Test
    public void nemesisTransactionSignersHavePublicKeys() {
      // Arrange:
      final Block block = this.loadNemesisBlock();

      // Act:
      final Set<Address> signerAddresses =
          block
              .getTransactions()
              .stream()
              .map(t -> t.getSigner().getAddress())
              .collect(Collectors.toSet());

      // Assert:
      for (final Address address : signerAddresses) {
        Assert.assertThat(address.getPublicKey(), IsNull.notNullValue());
      }
    }

    // endregion

    // region constants

    @Test
    public void amountConstantIsConsistentWithNemesisBlock() {
      // Act:
      Amount totalAmount = Amount.ZERO;
      final Block block = this.loadNemesisBlock();
      for (final Transaction transaction : block.getTransactions()) {
        if (transaction instanceof TransferTransaction) {
          totalAmount = totalAmount.add(((TransferTransaction) transaction).getAmount());
        }
      }

      // Assert:
      Assert.assertThat(totalAmount, IsEqual.equalTo(NEMESIS_BLOCK_INFO.getAmount()));
    }

    @Test
    public void addressConstantIsConsistentWithNemesisBlock() {
      // Arrange:
      final Block block = this.loadNemesisBlock();
      final Address blockAddress = block.getSigner().getAddress();

      // Assert:
      Assert.assertThat(blockAddress, IsEqual.equalTo(NEMESIS_BLOCK_INFO.getAddress()));
      Assert.assertThat(
          blockAddress.getPublicKey(),
          IsEqual.equalTo(NEMESIS_BLOCK_INFO.getAddress().getPublicKey()));
      Assert.assertThat(blockAddress.getPublicKey(), IsNull.notNullValue());
    }

    @Test
    public void generationHashConstantIsConsistentWithNemesisBlock() {
      // Arrange:
      final Block block = this.loadNemesisBlock();

      // Assert:
      Assert.assertThat(
          block.getGenerationHash(), IsEqual.equalTo(NEMESIS_BLOCK_INFO.getGenerationHash()));
    }

    // endregion

    protected abstract Block loadNemesisBlock(final MockAccountLookup accountLookup);

    protected Block loadNemesisBlock() {
      return this.loadNemesisBlock(new MockAccountLookup());
    }
  }

  // region basic

  public static class ResourceNemesisBlockTest extends AbstractNemesisBlockTest {

    @Override
    protected Block loadNemesisBlock(final MockAccountLookup accountLookup) {
      return NemesisBlock.fromResource(
          NEMESIS_BLOCK_INFO, new DeserializationContext(accountLookup));
    }
  }

  public static class BinaryNemesisBlockTest extends AbstractNemesisBlockTest {

    @Test
    public void nemesisBlockCannotBeLoadedFromBlobWithIncorrectType() {
      // Arrange (set type to 1):
      final byte[] buffer = loadNemesisBlockBlobObject();
      buffer[0] = 1;
      buffer[1] = 0;
      buffer[2] = 0;
      buffer[3] = 0;

      // Act:
      ExceptionAssert.assertThrows(
          v ->
              NemesisBlock.fromBlobObject(
                  NEMESIS_BLOCK_INFO, buffer, new DeserializationContext(new MockAccountLookup())),
          IllegalArgumentException.class);
    }

    @Test
    public void nemesisBlockCannotBeLoadedFromInvalidBlob() {
      // Arrange:
      final byte[] buffer = loadNemesisBlockBlobObject();
      final byte[] badBuffer1 =
          ByteBuffer.allocate(3 + buffer.length).put("bad".getBytes()).put(buffer).array();
      final byte[] badBuffer2 =
          ByteBuffer.allocate(3 + buffer.length)
              .put(Arrays.copyOfRange(buffer, 0, 100))
              .put("bad".getBytes())
              .put(Arrays.copyOfRange(buffer, 100, buffer.length))
              .array();

      // Act:
      ExceptionAssert.assertThrows(
          v ->
              NemesisBlock.fromBlobObject(
                  NEMESIS_BLOCK_INFO,
                  badBuffer1,
                  new DeserializationContext(new MockAccountLookup())),
          IllegalArgumentException.class);
      ExceptionAssert.assertThrows(
          v ->
              NemesisBlock.fromBlobObject(
                  NEMESIS_BLOCK_INFO,
                  badBuffer2,
                  new DeserializationContext(new MockAccountLookup())),
          SerializationException.class);
    }

    @Override
    protected Block loadNemesisBlock(final MockAccountLookup accountLookup) {
      final byte[] blob = loadNemesisBlockBlobObject();
      return NemesisBlock.fromBlobObject(
          NEMESIS_BLOCK_INFO, blob, new DeserializationContext(accountLookup));
    }

    private static byte[] loadNemesisBlockBlobObject() {
      try (final InputStream fin =
          NemesisBlock.class
              .getClassLoader()
              .getResourceAsStream(NEMESIS_BLOCK_INFO.getDataFileName())) {
        return IOUtils.toByteArray(fin);
      } catch (final IOException e) {
        throw new IllegalStateException(
            "unexpected exception was thrown when parsing nemesis block resource");
      }
    }
  }
}