Examples with NetworkInterface java.net.NetworkInterface used on opensource projects

Example 16 with NetworkInterface

use of java.net.NetworkInterface in project MSEC by Tencent.

the class ServiceFactory method parseListenConf.

public static void parseListenConf() throws Exception {
    String listenConf = getConfig("SRPC", "listen");
    if (listenConf != null) {
        int pos = listenConf.indexOf(' ');
        if (pos >= 0)
            listenConf = listenConf.substring(0, pos);
        pos = listenConf.indexOf(':');
        if (pos > 0) {
            listenIP = listenConf.substring(0, pos);
            listenConf = listenConf.substring(pos + 1);
        }
        pos = listenConf.indexOf('/');
        String listenPortStr = listenConf;
        if (pos > 0) {
            listenPortStr = listenConf.substring(0, pos);
            listenType = listenConf.substring(pos + 1);
            if (listenType.compareToIgnoreCase("tcp") != 0 && listenType.compareToIgnoreCase("udp") != 0) {
                throw new Exception("Invalid listen type: " + listenType);
            }
        }
        try {
            listenPort = Integer.valueOf(listenPortStr);
        } catch (NumberFormatException ex) {
            throw new Exception("Invalid listen port: " + listenPortStr);
        }
        if (listenIP != null && !listenIP.isEmpty()) {
            Enumeration interfaces = NetworkInterface.getNetworkInterfaces();
            while (interfaces.hasMoreElements()) {
                NetworkInterface intf = (NetworkInterface) interfaces.nextElement();
                if (intf.getName().compareToIgnoreCase(listenIP) != 0)
                    continue;
                // Enumerate InetAddresses of this network interface
                Enumeration addresses = intf.getInetAddresses();
                while (addresses.hasMoreElements()) {
                    InetAddress address = (InetAddress) addresses.nextElement();
                    listenIP = address.getHostAddress();
                    break;
                }
            }
        }
    }
}

Example 17 with NetworkInterface

use of java.net.NetworkInterface in project XPrivacy by M66B.

the class XNetworkInterface method after.

@Override
protected void after(XParam param) throws Throwable {
    if (getRestrictionName().equals(PrivacyManager.cInternet)) {
        // Internet: fake offline state
        if (mMethod == Methods.getByIndex || mMethod == Methods.getByInetAddress || mMethod == Methods.getByName || mMethod == Methods.getNetworkInterfaces) {
            if (param.getResult() != null && isRestricted(param))
                param.setResult(null);
        } else
            Util.log(this, Log.WARN, "Unknown method=" + param.method.getName());
    } else if (getRestrictionName().equals(PrivacyManager.cNetwork)) {
        // Network
        NetworkInterface ni = (NetworkInterface) param.thisObject;
        if (ni != null)
            if (param.getResult() != null && isRestricted(param))
                if (mMethod == Methods.getHardwareAddress) {
                    String mac = (String) PrivacyManager.getDefacedProp(Binder.getCallingUid(), "MAC");
                    long lMac = Long.parseLong(mac.replace(":", ""), 16);
                    byte[] address = ByteBuffer.allocate(8).putLong(lMac).array();
                    param.setResult(address);
                } else if (mMethod == Methods.getInetAddresses) {
                    @SuppressWarnings("unchecked") Enumeration<InetAddress> addresses = (Enumeration<InetAddress>) param.getResult();
                    List<InetAddress> listAddress = new ArrayList<InetAddress>();
                    for (InetAddress address : Collections.list(addresses)) if (address.isAnyLocalAddress() || address.isLoopbackAddress())
                        listAddress.add(address);
                    else
                        listAddress.add((InetAddress) PrivacyManager.getDefacedProp(Binder.getCallingUid(), "InetAddress"));
                    param.setResult(Collections.enumeration(listAddress));
                } else if (mMethod == Methods.getInterfaceAddresses) {
                    @SuppressWarnings("unchecked") List<InterfaceAddress> listAddress = (List<InterfaceAddress>) param.getResult();
                    for (InterfaceAddress address : listAddress) {
                        // address
                        try {
                            Field fieldAddress = InterfaceAddress.class.getDeclaredField("address");
                            fieldAddress.setAccessible(true);
                            fieldAddress.set(address, PrivacyManager.getDefacedProp(Binder.getCallingUid(), "InetAddress"));
                        } catch (Throwable ex) {
                            Util.bug(this, ex);
                        }
                        // broadcastAddress
                        try {
                            Field fieldBroadcastAddress = InterfaceAddress.class.getDeclaredField("broadcastAddress");
                            fieldBroadcastAddress.setAccessible(true);
                            fieldBroadcastAddress.set(address, PrivacyManager.getDefacedProp(Binder.getCallingUid(), "InetAddress"));
                        } catch (Throwable ex) {
                            Util.bug(this, ex);
                        }
                    }
                } else
                    Util.log(this, Log.WARN, "Unknown method=" + param.method.getName());
    }
}

Example 18 with NetworkInterface

use of java.net.NetworkInterface in project eureka by Netflix.

the class SystemUtil method getServerIPv4.

/**
     * Returns server IP address (v4 or v6) bound to local NIC. If multiple NICs are present, choose 'eth0' or 'en0' or
     * any one with name ending with 0. If non found, take first on the list that is not localhost. If no NIC
     * present (relevant only for desktop deployments), return loopback address.
     */
public static String getServerIPv4() {
    String candidateAddress = null;
    try {
        Enumeration<NetworkInterface> nics = NetworkInterface.getNetworkInterfaces();
        while (nics.hasMoreElements()) {
            NetworkInterface nic = nics.nextElement();
            Enumeration<InetAddress> inetAddresses = nic.getInetAddresses();
            while (inetAddresses.hasMoreElements()) {
                String address = inetAddresses.nextElement().getHostAddress();
                String nicName = nic.getName();
                if (nicName.startsWith("eth0") || nicName.startsWith("en0")) {
                    return address;
                }
                if (nicName.endsWith("0") || candidateAddress == null) {
                    candidateAddress = address;
                }
            }
        }
    } catch (SocketException e) {
        throw new RuntimeException("Cannot resolve local network address", e);
    }
    return candidateAddress == null ? "127.0.0.1" : candidateAddress;
}

Example 19 with NetworkInterface

use of java.net.NetworkInterface in project canal by alibaba.

the class AddressUtils method getHostAddress.

public static InetAddress getHostAddress() {
    InetAddress localAddress = null;
    try {
        localAddress = InetAddress.getLocalHost();
        if (isValidHostAddress(localAddress)) {
            return localAddress;
        }
    } catch (Throwable e) {
        logger.warn("Failed to retriving local host ip address, try scan network card ip address. cause: " + e.getMessage());
    }
    try {
        Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
        if (interfaces != null) {
            while (interfaces.hasMoreElements()) {
                try {
                    NetworkInterface network = interfaces.nextElement();
                    Enumeration<InetAddress> addresses = network.getInetAddresses();
                    if (addresses != null) {
                        while (addresses.hasMoreElements()) {
                            try {
                                InetAddress address = addresses.nextElement();
                                if (isValidHostAddress(address)) {
                                    return address;
                                }
                            } catch (Throwable e) {
                                logger.warn("Failed to retriving network card ip address. cause:" + e.getMessage());
                            }
                        }
                    }
                } catch (Throwable e) {
                    logger.warn("Failed to retriving network card ip address. cause:" + e.getMessage());
                }
            }
        }
    } catch (Throwable e) {
        logger.warn("Failed to retriving network card ip address. cause:" + e.getMessage());
    }
    logger.error("Could not get local host ip address, will use 127.0.0.1 instead.");
    return localAddress;
}

Example 20 with NetworkInterface

use of java.net.NetworkInterface in project druid by alibaba.

the class MonitorClient method getLocalIPAddress.

public static InetAddress getLocalIPAddress() {
    try {
        Enumeration<?> netInterfaces = NetworkInterface.getNetworkInterfaces();
        InetAddress inetAddress = null;
        while (netInterfaces.hasMoreElements()) {
            NetworkInterface ni = (NetworkInterface) netInterfaces.nextElement();
            Enumeration<?> e2 = ni.getInetAddresses();
            while (e2.hasMoreElements()) {
                inetAddress = (InetAddress) e2.nextElement();
                if (!inetAddress.isLoopbackAddress() && !inetAddress.getHostAddress().contains(":")) {
                    return inetAddress;
                }
            }
        }
    } catch (Exception e) {
        LOG.error("getLocalIP error", e);
    }
    return null;
}