Examples with WifiRadioMode org.eclipse.kura.net.wifi.WifiRadioMode used on opensource projects

Example 1 with WifiRadioMode

use of org.eclipse.kura.net.wifi.WifiRadioMode in project kura by eclipse.

the class GenericNetworkInterface method setWifiAccessPointConfig.

/**
 * Populate a WifiConfigIP4 object using the hostapd config
 *
 * @param wifiConfig
 * @throws KuraException
 */
private static void setWifiAccessPointConfig(WifiConfig wifiConfig) throws KuraException {
    wifiConfig.setMode(WifiMode.MASTER);
    Hostapd hostapd = Hostapd.getHostapd();
    if (hostapd != null) {
        wifiConfig.setSSID(hostapd.getSSID());
        // wifiConfig.setChannel((short)hostapd.getChannel());
        int[] channels = new int[1];
        channels[0] = hostapd.getChannel();
        wifiConfig.setChannels(channels);
        wifiConfig.setPasskey(hostapd.getPassword());
        // TODO: always true? is this needed?
        wifiConfig.setBroadcast(true);
        // security
        wifiConfig.setSecurity(hostapd.getSecurity());
        // hw mode
        WifiRadioMode radioMode = hostapd.getRadioMode();
        if (radioMode == WifiRadioMode.RADIO_MODE_80211b) {
            wifiConfig.setHardwareMode("b");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211g) {
            wifiConfig.setHardwareMode("g");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT20 || radioMode == WifiRadioMode.RADIO_MODE_80211nHT40above || radioMode == WifiRadioMode.RADIO_MODE_80211nHT40below) {
            // TODO: specify these 'n' modes separately?
            wifiConfig.setHardwareMode("n");
        }
    }
}

Example 2 with WifiRadioMode

use of org.eclipse.kura.net.wifi.WifiRadioMode in project kura by eclipse.

the class HostapdConfigWriter method generateHostapdConf.

/*
     * This method generates hostapd configuration file
     */
private void generateHostapdConf(WifiConfig wifiConfig, String interfaceName, String interfaceDriver) throws Exception {
    s_logger.debug("Generating Hostapd Config");
    if (wifiConfig.getSecurity() == WifiSecurity.SECURITY_NONE || wifiConfig.getSecurity() == WifiSecurity.NONE) {
        File outputFile = new File(HOSTAPD_TMP_CONFIG_FILE);
        // replace the necessary components
        String fileAsString = IOUtil.readResource(FrameworkUtil.getBundle(getClass()), "/src/main/resources/wifi/hostapd.conf_no_security");
        if (interfaceName != null) {
            fileAsString = fileAsString.replaceFirst("KURA_INTERFACE", interfaceName);
        } else {
            throw KuraException.internalError("the interface name can not be null");
        }
        if (interfaceDriver != null && interfaceDriver.length() > 0) {
            fileAsString = fileAsString.replaceFirst("KURA_DRIVER", interfaceDriver);
        } else {
            String drv = Hostapd.getDriver(interfaceName);
            s_logger.warn("The 'driver' parameter must be set: setting to: {}", drv);
            fileAsString = fileAsString.replaceFirst("KURA_DRIVER", drv);
        // throw KuraException.internalError("the driver name can not be null");
        }
        if (wifiConfig.getSSID() != null) {
            fileAsString = fileAsString.replaceFirst("KURA_ESSID", wifiConfig.getSSID());
        } else {
            throw KuraException.internalError("the essid can not be null");
        }
        WifiRadioMode radioMode = wifiConfig.getRadioMode();
        if (radioMode == WifiRadioMode.RADIO_MODE_80211a) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "a");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211b) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "b");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211g) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT20) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[SHORT-GI-20]");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT40above) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[HT40+][SHORT-GI-20][SHORT-GI-40]");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT40below) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[HT40-][SHORT-GI-20][SHORT-GI-40]");
        } else {
            throw KuraException.internalError("invalid hardware mode");
        }
        if (wifiConfig.getChannels()[0] > 0 && wifiConfig.getChannels()[0] < 14) {
            fileAsString = fileAsString.replaceFirst("KURA_CHANNEL", Integer.toString(wifiConfig.getChannels()[0]));
        } else {
            throw KuraException.internalError("the channel " + wifiConfig.getChannels()[0] + " must be between 1 (inclusive) and 11 (inclusive) or 1 (inclusive) and 13 (inclusive) depending on your locale");
        }
        if (wifiConfig.ignoreSSID()) {
            fileAsString = fileAsString.replaceFirst("KURA_IGNORE_BROADCAST_SSID", "2");
        } else {
            fileAsString = fileAsString.replaceFirst("KURA_IGNORE_BROADCAST_SSID", "0");
        }
        // everything is set and we haven't failed - write the file
        copyFile(fileAsString, outputFile);
        // move the file if we made it this far
        moveFile(interfaceName);
        return;
    } else if (wifiConfig.getSecurity() == WifiSecurity.SECURITY_WEP) {
        File outputFile = new File(HOSTAPD_TMP_CONFIG_FILE);
        // replace the necessary components
        String fileAsString = IOUtil.readResource(FrameworkUtil.getBundle(getClass()), "/src/main/resources/wifi/hostapd.conf_wep");
        if (interfaceName != null) {
            fileAsString = fileAsString.replaceFirst("KURA_INTERFACE", interfaceName);
        } else {
            throw KuraException.internalError("the interface name can not be null");
        }
        if (interfaceDriver != null && interfaceDriver.length() > 0) {
            fileAsString = fileAsString.replaceFirst("KURA_DRIVER", interfaceDriver);
        } else {
            String drv = Hostapd.getDriver(interfaceName);
            s_logger.warn("The 'driver' parameter must be set: setting to: {}", drv);
            fileAsString = fileAsString.replaceFirst("KURA_DRIVER", drv);
        // throw KuraException.internalError("the driver name can not be null");
        }
        if (wifiConfig.getSSID() != null) {
            fileAsString = fileAsString.replaceFirst("KURA_ESSID", wifiConfig.getSSID());
        } else {
            throw KuraException.internalError("the essid can not be null");
        }
        WifiRadioMode radioMode = wifiConfig.getRadioMode();
        if (radioMode == WifiRadioMode.RADIO_MODE_80211a) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "a");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211b) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "b");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211g) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT20) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[SHORT-GI-20]");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT40above) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[HT40+][SHORT-GI-20][SHORT-GI-40]");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT40below) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[HT40-][SHORT-GI-20][SHORT-GI-40]");
        } else {
            throw KuraException.internalError("invalid hardware mode");
        }
        if (wifiConfig.getChannels()[0] > 0 && wifiConfig.getChannels()[0] < 14) {
            fileAsString = fileAsString.replaceFirst("KURA_CHANNEL", Integer.toString(wifiConfig.getChannels()[0]));
        } else {
            throw KuraException.internalError("the channel must be between 1 (inclusive) and 11 (inclusive) or 1 (inclusive) and 13 (inclusive) depending on your locale");
        }
        String passKey = new String(wifiConfig.getPasskey().getPassword());
        if (passKey != null) {
            if (passKey.length() == 10) {
                // check to make sure it is all hex
                try {
                    Long.parseLong(passKey, 16);
                } catch (Exception e) {
                    throw KuraException.internalError("the WEP key (passwd) must be all HEX characters (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, a, b, c, d, e, and f");
                }
                // since we're here - save the password
                fileAsString = fileAsString.replaceFirst("KURA_WEP_KEY", passKey);
            } else if (passKey.length() == 26) {
                String part1 = passKey.substring(0, 13);
                String part2 = passKey.substring(13);
                try {
                    Long.parseLong(part1, 16);
                    Long.parseLong(part2, 16);
                } catch (Exception e) {
                    throw KuraException.internalError("the WEP key (passwd) must be all HEX characters (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, a, b, c, d, e, and f");
                }
                // since we're here - save the password
                fileAsString = fileAsString.replaceFirst("KURA_WEP_KEY", passKey);
            } else if (passKey.length() == 32) {
                String part1 = passKey.substring(0, 10);
                String part2 = passKey.substring(10, 20);
                String part3 = passKey.substring(20);
                try {
                    Long.parseLong(part1, 16);
                    Long.parseLong(part2, 16);
                    Long.parseLong(part3, 16);
                } catch (Exception e) {
                    throw KuraException.internalError("the WEP key (passwd) must be all HEX characters (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, a, b, c, d, e, and f");
                }
                // since we're here - save the password
                fileAsString = fileAsString.replaceFirst("KURA_WEP_KEY", passKey);
            } else if (passKey.length() == 5 || passKey.length() == 13 || passKey.length() == 16) {
                // 5, 13, or 16 ASCII characters
                passKey = toHex(passKey);
                // since we're here - save the password
                fileAsString = fileAsString.replaceFirst("KURA_WEP_KEY", passKey);
            } else {
                throw KuraException.internalError("the WEP key (passwd) must be 10, 26, or 32 HEX characters in length");
            }
        }
        if (wifiConfig.ignoreSSID()) {
            fileAsString = fileAsString.replaceFirst("KURA_IGNORE_BROADCAST_SSID", "2");
        } else {
            fileAsString = fileAsString.replaceFirst("KURA_IGNORE_BROADCAST_SSID", "0");
        }
        // everything is set and we haven't failed - write the file
        copyFile(fileAsString, outputFile);
        // move the file if we made it this far
        moveFile(interfaceName);
        return;
    } else if (wifiConfig.getSecurity() == WifiSecurity.SECURITY_WPA || wifiConfig.getSecurity() == WifiSecurity.SECURITY_WPA2 || wifiConfig.getSecurity() == WifiSecurity.SECURITY_WPA_WPA2) {
        File tmpOutputFile = new File(HOSTAPD_TMP_CONFIG_FILE);
        /*
             * String resName = null;
             * if (wifiConfig.getSecurity() == WifiSecurity.SECURITY_WPA) {
             * resName = "/src/main/resources/wifi/hostapd.conf_master_wpa_psk";
             * } else if (wifiConfig.getSecurity() == WifiSecurity.SECURITY_WPA2) {
             * resName = "/src/main/resources/wifi/hostapd.conf_master_wpa2_psk";
             * }
             */
        String resName = "/src/main/resources/wifi/hostapd.conf_master_wpa_wpa2_psk";
        // replace the necessary components
        String fileAsString = IOUtil.readResource(FrameworkUtil.getBundle(getClass()), resName);
        if (interfaceName != null) {
            fileAsString = fileAsString.replaceFirst("KURA_INTERFACE", interfaceName);
        } else {
            throw KuraException.internalError("the interface name can not be null");
        }
        if (interfaceDriver != null && interfaceDriver.length() > 0) {
            fileAsString = fileAsString.replaceFirst("KURA_DRIVER", interfaceDriver);
        } else {
            String drv = Hostapd.getDriver(interfaceName);
            s_logger.warn("The 'driver' parameter must be set: setting to: {}", drv);
            fileAsString = fileAsString.replaceFirst("KURA_DRIVER", drv);
        // throw KuraException.internalError("the driver name can not be null");
        }
        if (wifiConfig.getSSID() != null) {
            fileAsString = fileAsString.replaceFirst("KURA_ESSID", wifiConfig.getSSID());
        } else {
            throw KuraException.internalError("the essid can not be null");
        }
        WifiRadioMode radioMode = wifiConfig.getRadioMode();
        if (radioMode == WifiRadioMode.RADIO_MODE_80211a) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "a");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211b) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "b");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211g) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "0");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "0");
            fileAsString = fileAsString.replaceFirst("ht_capab=KURA_HTCAPAB", "");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT20) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[SHORT-GI-20]");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT40above) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[HT40+][SHORT-GI-20][SHORT-GI-40]");
        } else if (radioMode == WifiRadioMode.RADIO_MODE_80211nHT40below) {
            fileAsString = fileAsString.replaceFirst("KURA_HW_MODE", "g");
            fileAsString = fileAsString.replaceFirst("KURA_WME_ENABLED", "1");
            fileAsString = fileAsString.replaceFirst("KURA_IEEE80211N", "1");
            fileAsString = fileAsString.replaceFirst("KURA_HTCAPAB", "[HT40-][SHORT-GI-20][SHORT-GI-40]");
        } else {
            throw KuraException.internalError("invalid hardware mode");
        }
        if (wifiConfig.getChannels()[0] > 0 && wifiConfig.getChannels()[0] < 14) {
            fileAsString = fileAsString.replaceFirst("KURA_CHANNEL", Integer.toString(wifiConfig.getChannels()[0]));
        } else {
            throw KuraException.internalError("the channel must be between 1 (inclusive) and 11 (inclusive) or 1 (inclusive) and 13 (inclusive) depending on your locale");
        }
        if (wifiConfig.getSecurity() == WifiSecurity.SECURITY_WPA) {
            fileAsString = fileAsString.replaceFirst("KURA_SECURITY", "1");
        } else if (wifiConfig.getSecurity() == WifiSecurity.SECURITY_WPA2) {
            fileAsString = fileAsString.replaceFirst("KURA_SECURITY", "2");
        } else if (wifiConfig.getSecurity() == WifiSecurity.SECURITY_WPA_WPA2) {
            fileAsString = fileAsString.replaceFirst("KURA_SECURITY", "3");
        } else {
            throw KuraException.internalError("invalid WiFi Security");
        }
        WifiCiphers wifiCiphers = wifiConfig.getPairwiseCiphers();
        if (wifiCiphers == WifiCiphers.TKIP) {
            fileAsString = fileAsString.replaceFirst("KURA_PAIRWISE_CIPHER", "TKIP");
        } else if (wifiCiphers == WifiCiphers.CCMP) {
            fileAsString = fileAsString.replaceFirst("KURA_PAIRWISE_CIPHER", "CCMP");
        } else if (wifiCiphers == WifiCiphers.CCMP_TKIP) {
            fileAsString = fileAsString.replaceFirst("KURA_PAIRWISE_CIPHER", "CCMP TKIP");
        } else {
            throw KuraException.internalError("invalid WiFi Pairwise Ciphers");
        }
        String passKey = new String(wifiConfig.getPasskey().getPassword());
        if (wifiConfig.getPasskey() != null && passKey.trim().length() > 0) {
            if (passKey.length() < 8 || passKey.length() > 63) {
                throw KuraException.internalError("the WPA passphrase (passwd) must be between 8 (inclusive) and 63 (inclusive) characters in length: " + wifiConfig.getPasskey());
            } else {
                fileAsString = fileAsString.replaceFirst("KURA_PASSPHRASE", passKey.trim());
            }
        } else {
            throw KuraException.internalError("the passwd can not be null");
        }
        if (wifiConfig.ignoreSSID()) {
            fileAsString = fileAsString.replaceFirst("KURA_IGNORE_BROADCAST_SSID", "2");
        } else {
            fileAsString = fileAsString.replaceFirst("KURA_IGNORE_BROADCAST_SSID", "0");
        }
        // everything is set and we haven't failed - write the file
        copyFile(fileAsString, tmpOutputFile);
        // move the file if we made it this far
        moveFile(interfaceName);
        return;
    } else {
        s_logger.error("Unsupported security type: {}. It must be WifiSecurity.NONE, WifiSecurity.SECURITY_NONE, WifiSecurity.SECURITY_WEP, WifiSecurity.SECURITY_WPA, or WifiSecurity.SECURITY_WPA2", wifiConfig.getSecurity());
        throw KuraException.internalError("unsupported security type: " + wifiConfig.getSecurity());
    }
}

Example 3 with WifiRadioMode

use of org.eclipse.kura.net.wifi.WifiRadioMode in project kura by eclipse.

the class HostapdConfigReader method getWifiHostConfig.

private static WifiConfig getWifiHostConfig(String ifaceName) throws KuraException {
    try {
        WifiConfig wifiConfig = new WifiConfig();
        wifiConfig.setMode(WifiMode.MASTER);
        File configFile = new File(HostapdManager.getHostapdConfigFileName(ifaceName));
        Properties hostapdProps = new Properties();
        s_logger.debug("parsing hostapd config file: " + configFile.getAbsolutePath());
        if (configFile.exists()) {
            FileInputStream fis = null;
            try {
                fis = new FileInputStream(configFile);
                hostapdProps.load(fis);
            } finally {
                if (null != fis) {
                    fis.close();
                }
            }
            // remove any quotes around the values
            Enumeration<Object> keys = hostapdProps.keys();
            while (keys.hasMoreElements()) {
                String key = keys.nextElement().toString();
                String val = hostapdProps.getProperty(key);
                if (val.startsWith("\"") && val.endsWith("\"") && val.length() > 1) {
                    hostapdProps.setProperty(key, val.substring(1, val.length() - 1));
                }
            }
            String iface = hostapdProps.getProperty("interface");
            if (ifaceName != null && ifaceName.equals(iface)) {
                String driver = hostapdProps.getProperty("driver");
                String essid = hostapdProps.getProperty("ssid");
                int channel = Integer.parseInt(hostapdProps.getProperty("channel"));
                int ignoreSSID = Integer.parseInt(hostapdProps.getProperty("ignore_broadcast_ssid"));
                // Determine radio mode
                WifiRadioMode wifiRadioMode = null;
                String hwModeStr = hostapdProps.getProperty("hw_mode");
                if ("a".equals(hwModeStr)) {
                    wifiRadioMode = WifiRadioMode.RADIO_MODE_80211a;
                } else if ("b".equals(hwModeStr)) {
                    wifiRadioMode = WifiRadioMode.RADIO_MODE_80211b;
                } else if ("g".equals(hwModeStr)) {
                    wifiRadioMode = WifiRadioMode.RADIO_MODE_80211g;
                    if ("1".equals(hostapdProps.getProperty("ieee80211n"))) {
                        wifiRadioMode = WifiRadioMode.RADIO_MODE_80211nHT20;
                        String ht_capab = hostapdProps.getProperty("ht_capab");
                        if (ht_capab != null) {
                            if (ht_capab.contains("HT40+")) {
                                wifiRadioMode = WifiRadioMode.RADIO_MODE_80211nHT40above;
                            } else if (ht_capab.contains("HT40-")) {
                                wifiRadioMode = WifiRadioMode.RADIO_MODE_80211nHT40below;
                            }
                        }
                    }
                } else {
                    throw KuraException.internalError("malformatted config file, unexpected hw_mode: " + configFile.getAbsolutePath());
                }
                // Determine security and pass
                WifiSecurity security = WifiSecurity.SECURITY_NONE;
                String password = "";
                if (hostapdProps.containsKey("wpa")) {
                    if ("1".equals(hostapdProps.getProperty("wpa"))) {
                        security = WifiSecurity.SECURITY_WPA;
                    } else if ("2".equals(hostapdProps.getProperty("wpa"))) {
                        security = WifiSecurity.SECURITY_WPA2;
                    } else if ("3".equals(hostapdProps.getProperty("wpa"))) {
                        security = WifiSecurity.SECURITY_WPA_WPA2;
                    } else {
                        throw KuraException.internalError("malformatted config file: " + configFile.getAbsolutePath());
                    }
                    if (hostapdProps.containsKey("wpa_passphrase")) {
                        password = hostapdProps.getProperty("wpa_passphrase");
                    } else if (hostapdProps.containsKey("wpa_psk")) {
                        password = hostapdProps.getProperty("wpa_psk");
                    } else {
                        throw KuraException.internalError("malformatted config file, no wpa passphrase: " + configFile.getAbsolutePath());
                    }
                } else if (hostapdProps.containsKey("wep_key0")) {
                    security = WifiSecurity.SECURITY_WEP;
                    password = hostapdProps.getProperty("wep_key0");
                }
                WifiCiphers pairwise = null;
                if (hostapdProps.containsKey("wpa_pairwise")) {
                    if ("TKIP".equals(hostapdProps.getProperty("wpa_pairwise"))) {
                        pairwise = WifiCiphers.TKIP;
                    } else if ("CCMP".equals(hostapdProps.getProperty("wpa_pairwise"))) {
                        pairwise = WifiCiphers.CCMP;
                    } else if ("CCMP TKIP".equals(hostapdProps.getProperty("wpa_pairwise"))) {
                        pairwise = WifiCiphers.CCMP_TKIP;
                    } else {
                        throw KuraException.internalError("malformatted config file: " + configFile.getAbsolutePath());
                    }
                }
                // Populate the config
                wifiConfig.setSSID(essid);
                wifiConfig.setDriver(driver);
                wifiConfig.setChannels(new int[] { channel });
                wifiConfig.setPasskey(password);
                wifiConfig.setSecurity(security);
                wifiConfig.setPairwiseCiphers(pairwise);
                wifiConfig.setRadioMode(wifiRadioMode);
                if (ignoreSSID == 0) {
                    wifiConfig.setIgnoreSSID(false);
                    wifiConfig.setBroadcast(true);
                } else {
                    wifiConfig.setIgnoreSSID(true);
                    wifiConfig.setBroadcast(false);
                }
                // hw mode
                if (wifiRadioMode == WifiRadioMode.RADIO_MODE_80211b) {
                    wifiConfig.setHardwareMode("b");
                } else if (wifiRadioMode == WifiRadioMode.RADIO_MODE_80211g) {
                    wifiConfig.setHardwareMode("g");
                } else if (wifiRadioMode == WifiRadioMode.RADIO_MODE_80211nHT20 || wifiRadioMode == WifiRadioMode.RADIO_MODE_80211nHT40above || wifiRadioMode == WifiRadioMode.RADIO_MODE_80211nHT40below) {
                    // TODO: specify these 'n' modes separately?
                    wifiConfig.setHardwareMode("n");
                }
            }
        } else {
            s_logger.warn("getWifiHostConfig() :: {} file doesn't exist, will generate default wifiConfig", configFile.getName());
            wifiConfig.setSSID("kura_gateway");
            wifiConfig.setDriver("nl80211");
            wifiConfig.setChannels(new int[] { 11 });
            wifiConfig.setPasskey("");
            wifiConfig.setSecurity(WifiSecurity.SECURITY_NONE);
            wifiConfig.setPairwiseCiphers(WifiCiphers.CCMP);
            wifiConfig.setRadioMode(WifiRadioMode.RADIO_MODE_80211b);
            wifiConfig.setIgnoreSSID(false);
            wifiConfig.setBroadcast(true);
            wifiConfig.setHardwareMode("b");
        }
        return wifiConfig;
    } catch (Exception e) {
        s_logger.error("Exception getting WiFi configuration", e);
        throw KuraException.internalError(e);
    }
}

Example 4 with WifiRadioMode

use of org.eclipse.kura.net.wifi.WifiRadioMode in project kura by eclipse.

the class Hostapd method parseHostapdConf.

/*
     * Return a Hostapd instance from a given config file
     */
private static Hostapd parseHostapdConf(String filename) throws KuraException {
    FileInputStream fis = null;
    try {
        Hostapd hostapd = null;
        File configFile = new File(filename);
        Properties hostapdProps = new Properties();
        s_logger.debug("parsing hostapd config file: {}", configFile.getAbsolutePath());
        if (configFile.exists()) {
            fis = new FileInputStream(configFile);
            hostapdProps.load(fis);
            // remove any quotes around the values
            Enumeration<Object> keys = hostapdProps.keys();
            while (keys.hasMoreElements()) {
                String key = keys.nextElement().toString();
                String val = hostapdProps.getProperty(key);
                if (val.startsWith("\"") && val.endsWith("\"") && val.length() > 1) {
                    hostapdProps.setProperty(key, val.substring(1, val.length() - 1));
                }
            }
            String iface = hostapdProps.getProperty("interface");
            String driver = hostapdProps.getProperty("driver");
            String essid = hostapdProps.getProperty("ssid");
            int channel = Integer.parseInt(hostapdProps.getProperty("channel"));
            // Determine radio mode
            WifiRadioMode wifiRadioMode = null;
            String hwModeStr = hostapdProps.getProperty("hw_mode");
            if ("a".equals(hwModeStr)) {
                wifiRadioMode = WifiRadioMode.RADIO_MODE_80211a;
            } else if ("b".equals(hwModeStr)) {
                wifiRadioMode = WifiRadioMode.RADIO_MODE_80211b;
            } else if ("g".equals(hwModeStr)) {
                wifiRadioMode = WifiRadioMode.RADIO_MODE_80211g;
                if ("1".equals(hostapdProps.getProperty("ieee80211n"))) {
                    wifiRadioMode = WifiRadioMode.RADIO_MODE_80211nHT20;
                    String ht_capab = hostapdProps.getProperty("ht_capab");
                    if (ht_capab != null) {
                        if (ht_capab.contains("HT40+")) {
                            wifiRadioMode = WifiRadioMode.RADIO_MODE_80211nHT40above;
                        } else if (ht_capab.contains("HT40-")) {
                            wifiRadioMode = WifiRadioMode.RADIO_MODE_80211nHT40below;
                        }
                    }
                }
            } else {
                throw KuraException.internalError("malformatted config file, unexpected hw_mode: " + configFile.getAbsolutePath());
            }
            // Determine security and pass
            WifiSecurity security = WifiSecurity.SECURITY_NONE;
            String passwd = "";
            if (hostapdProps.containsKey("wpa")) {
                if ("1".equals(hostapdProps.getProperty("wpa"))) {
                    security = WifiSecurity.SECURITY_WPA;
                } else if ("2".equals(hostapdProps.getProperty("wpa"))) {
                    security = WifiSecurity.SECURITY_WPA2;
                } else {
                    throw KuraException.internalError("malformatted config file: " + configFile.getAbsolutePath());
                }
                if (hostapdProps.containsKey("wpa_passphrase")) {
                    passwd = hostapdProps.getProperty("wpa_passphrase");
                } else if (hostapdProps.containsKey("wpa_psk")) {
                    passwd = hostapdProps.getProperty("wpa_psk");
                } else {
                    throw KuraException.internalError("malformatted config file, no wpa passphrase: " + configFile.getAbsolutePath());
                }
            } else if (hostapdProps.containsKey("wep_key0")) {
                security = WifiSecurity.SECURITY_WEP;
                passwd = hostapdProps.getProperty("wep_key0");
            }
            hostapd = new Hostapd(iface, driver, essid, wifiRadioMode, channel, security, passwd);
        } else {
            hostapd = new Hostapd();
        }
        return hostapd;
    } catch (Exception e) {
        e.printStackTrace();
        throw KuraException.internalError(e);
    } finally {
        if (fis != null) {
            try {
                fis.close();
            } catch (IOException ex) {
                s_logger.error("I/O Exception while closing BufferedReader!");
            }
        }
    }
}

Example 5 with WifiRadioMode

use of org.eclipse.kura.net.wifi.WifiRadioMode in project kura by eclipse.

the class NetworkConfiguration method getWifiConfig.

private static WifiConfig getWifiConfig(String netIfConfigPrefix, WifiMode mode, Map<String, Object> properties) throws KuraException {
    String key;
    WifiConfig wifiConfig = new WifiConfig();
    StringBuilder prefix = new StringBuilder(netIfConfigPrefix).append("wifi.").append(mode.toString().toLowerCase());
    // mode
    s_logger.trace("mode is {}", mode.toString());
    wifiConfig.setMode(mode);
    // ssid
    key = prefix + ".ssid";
    String ssid = (String) properties.get(key);
    if (ssid == null) {
        ssid = "";
    }
    s_logger.trace("SSID is {}", ssid);
    wifiConfig.setSSID(ssid);
    // driver
    key = prefix + ".driver";
    String driver = (String) properties.get(key);
    if (driver == null) {
        driver = "";
    }
    s_logger.trace("driver is {}", driver);
    wifiConfig.setDriver(driver);
    // security
    key = prefix + ".securityType";
    WifiSecurity wifiSecurity = WifiSecurity.NONE;
    String securityString = (String) properties.get(key);
    s_logger.trace("securityString is {}", securityString);
    if (securityString != null && !securityString.isEmpty()) {
        try {
            wifiSecurity = WifiSecurity.valueOf(securityString);
        } catch (IllegalArgumentException e) {
            throw new KuraException(KuraErrorCode.INTERNAL_ERROR, "Could not parse wifi security " + securityString);
        }
    }
    wifiConfig.setSecurity(wifiSecurity);
    // channels
    key = prefix + ".channel";
    String channelsString = (String) properties.get(key);
    s_logger.trace("channelsString is {}", channelsString);
    if (channelsString != null) {
        channelsString = channelsString.trim();
        if (channelsString.length() > 0) {
            StringTokenizer st = new StringTokenizer(channelsString, " ");
            int tokens = st.countTokens();
            if (tokens > 0) {
                int[] channels = new int[tokens];
                for (int i = 0; i < tokens; i++) {
                    String token = st.nextToken();
                    try {
                        channels[i] = Integer.parseInt(token);
                    } catch (Exception e) {
                        s_logger.error("Error parsing channels!", e);
                    }
                }
                wifiConfig.setChannels(channels);
            }
        }
    }
    // passphrase
    key = prefix + ".passphrase";
    Object psswdObj = properties.get(key);
    Password psswd = null;
    if (psswdObj instanceof Password) {
        psswd = (Password) psswdObj;
    } else if (psswdObj instanceof String) {
        char[] tempPsswd = ((String) psswdObj).toCharArray();
        psswd = new Password(tempPsswd);
    }
    String passphrase = new String(psswd.getPassword());
    s_logger.trace("passphrase is {}", passphrase);
    wifiConfig.setPasskey(passphrase);
    // hardware mode
    key = prefix + ".hardwareMode";
    String hwMode = (String) properties.get(key);
    if (hwMode == null) {
        hwMode = "";
    }
    s_logger.trace("hwMode is {}", hwMode);
    wifiConfig.setHardwareMode(hwMode);
    // ignore SSID
    key = prefix + ".ignoreSSID";
    boolean ignoreSSID = false;
    if (properties.get(key) != null) {
        ignoreSSID = (Boolean) properties.get(key);
        s_logger.trace("Ignore SSID is {}", ignoreSSID);
    } else {
        s_logger.trace("Ignore SSID is null");
    }
    wifiConfig.setIgnoreSSID(ignoreSSID);
    key = prefix + ".pairwiseCiphers";
    String pairwiseCiphers = (String) properties.get(key);
    if (pairwiseCiphers != null) {
        wifiConfig.setPairwiseCiphers(WifiCiphers.valueOf(pairwiseCiphers));
    }
    if (mode == WifiMode.INFRA) {
        key = prefix + ".bgscan";
        String bgscan = (String) properties.get(key);
        if (bgscan == null) {
            bgscan = "";
        }
        s_logger.trace("bgscan is {}", bgscan);
        wifiConfig.setBgscan(new WifiBgscan(bgscan));
        /*
             * key = prefix + ".pairwiseCiphers";
             * String pairwiseCiphers = (String)properties.get(key);
             * if (pairwiseCiphers != null) {
             * wifiConfig.setPairwiseCiphers(WifiCiphers.valueOf(pairwiseCiphers));
             * }
             */
        key = prefix + ".groupCiphers";
        String groupCiphers = (String) properties.get(key);
        if (groupCiphers != null) {
            wifiConfig.setGroupCiphers(WifiCiphers.valueOf(groupCiphers));
        }
        // ping access point?
        key = prefix + ".pingAccessPoint";
        boolean pingAccessPoint = false;
        if (properties.get(key) != null) {
            pingAccessPoint = (Boolean) properties.get(key);
            s_logger.trace("Ping Access Point is {}", pingAccessPoint);
        } else {
            s_logger.trace("Ping Access Point is null");
        }
        wifiConfig.setPingAccessPoint(pingAccessPoint);
    }
    // broadcast
    key = prefix + ".broadcast";
    Boolean broadcast = (Boolean) properties.get(key);
    if (broadcast != null) {
        wifiConfig.setBroadcast(broadcast);
    }
    s_logger.trace("hwMode is {}", hwMode);
    // radio mode
    key = prefix + ".radioMode";
    WifiRadioMode radioMode;
    String radioModeString = (String) properties.get(key);
    s_logger.trace("radioModeString is {}", radioModeString);
    if (radioModeString != null && !radioModeString.isEmpty()) {
        try {
            radioMode = WifiRadioMode.valueOf(radioModeString);
            wifiConfig.setRadioMode(radioMode);
        } catch (IllegalArgumentException e) {
            throw new KuraException(KuraErrorCode.INTERNAL_ERROR, "Could not parse wifi radio mode " + radioModeString);
        }
    }
    if (!wifiConfig.isValid()) {
        return null;
    } else {
        s_logger.trace("Returning wifiConfig: {}", wifiConfig);
        return wifiConfig;
    }
}