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Public IP Discovering
git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@7562 b35dd754-fafc-0310-a699-88a17e54d16e
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b040294920
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1 changed files with 83 additions and 4 deletions
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@ -33,6 +33,10 @@ import org.jivesoftware.smackx.packet.DiscoverItems;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParser;
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import java.util.Iterator;
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import java.util.Iterator;
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import java.util.Enumeration;
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import java.net.NetworkInterface;
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import java.net.SocketException;
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import java.net.InetAddress;
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/**
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/**
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* RTPBridge IQ Packet used to request and retrieve a RTPBridge Candidates that can be used for a Jingle Media Transmission between two parties that are behind NAT.
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* RTPBridge IQ Packet used to request and retrieve a RTPBridge Candidates that can be used for a Jingle Media Transmission between two parties that are behind NAT.
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@ -58,7 +62,8 @@ public class RTPBridge extends IQ {
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private BridgeAction bridgeAction = BridgeAction.create;
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private BridgeAction bridgeAction = BridgeAction.create;
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private enum BridgeAction {
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private enum BridgeAction {
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create, change
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create, change, publicip
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}
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}
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/**
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/**
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@ -89,6 +94,15 @@ public class RTPBridge extends IQ {
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this.sid = sid;
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this.sid = sid;
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}
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}
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/**
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* Creates a RTPBridge Instance with defined Session ID
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*
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* @param action
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*/
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public RTPBridge(BridgeAction action) {
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this.bridgeAction = action;
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}
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/**
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/**
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* Creates a RTPBridge Instance with defined Session ID
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* Creates a RTPBridge Instance with defined Session ID
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*
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*
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@ -288,8 +302,10 @@ public class RTPBridge extends IQ {
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if (bridgeAction.equals(BridgeAction.create))
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if (bridgeAction.equals(BridgeAction.create))
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str.append("<candidate/>");
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str.append("<candidate/>");
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else
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else if (bridgeAction.equals(BridgeAction.change))
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str.append("<relay ").append(getAttributes()).append(" />");
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str.append("<relay ").append(getAttributes()).append(" />");
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else
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str.append("<publicip ").append(getAttributes()).append(" />");
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str.append("</" + ELEMENT_NAME + ">");
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str.append("</" + ELEMENT_NAME + ">");
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return str.toString();
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return str.toString();
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@ -346,8 +362,16 @@ public class RTPBridge extends IQ {
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iq.setPortB(Integer.parseInt(parser.getAttributeValue(i)));
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iq.setPortB(Integer.parseInt(parser.getAttributeValue(i)));
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}
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}
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}
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}
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else if (elementName.equals("publicip")) {
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} else if (eventType == XmlPullParser.END_TAG) {
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//String p = parser.getAttributeName(0);
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int x = parser.getAttributeCount();
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for (int i = 0; i < parser.getAttributeCount(); i++) {
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if (parser.getAttributeName(i).equals("ip"))
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iq.setIp(parser.getAttributeValue(i));
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}
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}
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}
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else if (eventType == XmlPullParser.END_TAG) {
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if (parser.getName().equals(RTPBridge.ELEMENT_NAME)) {
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if (parser.getName().equals(RTPBridge.ELEMENT_NAME)) {
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done = true;
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done = true;
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}
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}
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@ -459,4 +483,59 @@ public class RTPBridge extends IQ {
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return response;
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return response;
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}
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}
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/**
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* Get Public Address from the Server.
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*
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* @param xmppConnection
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* @return public IP String or null if not found
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*/
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public static String getPublicIP(XMPPConnection xmppConnection) {
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if (!xmppConnection.isConnected()) {
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return null;
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}
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RTPBridge rtpPacket = new RTPBridge(RTPBridge.BridgeAction.publicip);
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rtpPacket.setTo(RTPBridge.NAME + "." + xmppConnection.getServiceName());
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rtpPacket.setType(Type.SET);
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// System.out.println("Relayed to: " + candidate.getIp() + ":" + candidate.getPort());
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PacketCollector collector = xmppConnection
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.createPacketCollector(new PacketIDFilter(rtpPacket.getPacketID()));
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xmppConnection.sendPacket(rtpPacket);
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RTPBridge response = (RTPBridge) collector
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.nextResult(SmackConfiguration.getPacketReplyTimeout());
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// Cancel the collector.
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collector.cancel();
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if (response.getIp() == null || response.getIp().equals("")) return null;
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Enumeration ifaces = null;
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try {
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ifaces = NetworkInterface.getNetworkInterfaces();
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}
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catch (SocketException e) {
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e.printStackTrace();
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}
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while (ifaces!=null&&ifaces.hasMoreElements()) {
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NetworkInterface iface = (NetworkInterface) ifaces.nextElement();
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Enumeration iaddresses = iface.getInetAddresses();
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while (iaddresses.hasMoreElements()) {
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InetAddress iaddress = (InetAddress) iaddresses.nextElement();
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if (!iaddress.isLoopbackAddress())
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if (iaddress.getHostAddress().indexOf(response.getIp()) >= 0)
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return null;
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}
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}
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return response.getIp();
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}
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}
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}
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