package test.tck.msgflow.callflows.prack;
import java.util.ArrayList;
import javax.sip.ClientTransaction;
import javax.sip.Dialog;
import javax.sip.DialogState;
import javax.sip.DialogTerminatedEvent;
import javax.sip.IOExceptionEvent;
import javax.sip.ListeningPoint;
import javax.sip.RequestEvent;
import javax.sip.ResponseEvent;
import javax.sip.ServerTransaction;
import javax.sip.SipListener;
import javax.sip.SipProvider;
import javax.sip.SipStack;
import javax.sip.TransactionTerminatedEvent;
import javax.sip.address.Address;
import javax.sip.address.AddressFactory;
import javax.sip.address.SipURI;
import javax.sip.header.CSeqHeader;
import javax.sip.header.CallIdHeader;
import javax.sip.header.ContactHeader;
import javax.sip.header.ContentTypeHeader;
import javax.sip.header.FromHeader;
import javax.sip.header.HeaderFactory;
import javax.sip.header.MaxForwardsHeader;
import javax.sip.header.RequireHeader;
import javax.sip.header.ToHeader;
import javax.sip.header.ViaHeader;
import javax.sip.message.MessageFactory;
import javax.sip.message.Request;
import javax.sip.message.Response;
import org.apache.log4j.Logger;
import test.tck.TestHarness;
import test.tck.msgflow.callflows.ProtocolObjects;
/**
* This class is a UAC template. Shootist is the guy that shoots and shootme is
* the guy that gets shot.
*
* @author M. Ranganathan
*/
public class Shootist implements SipListener {
private static SipProvider sipProvider;
private static AddressFactory addressFactory;
private static MessageFactory messageFactory;
private static HeaderFactory headerFactory;
private static SipStack sipStack;
private ContactHeader contactHeader;
private ClientTransaction inviteTid;
private Dialog dialog;
private String transport;
private boolean prackTriggerReceived;
private boolean prackConfirmed;
public static final int myPort = 5070;
private static Logger logger = Logger.getLogger("test.tck");
private String toUser = "LittleGuy";
public Shootist(ProtocolObjects protObjects) {
addressFactory = protObjects.addressFactory;
messageFactory = protObjects.messageFactory;
headerFactory = protObjects.headerFactory;
sipStack = protObjects.sipStack;
transport = protObjects.transport;
}
public SipProvider createProvider() throws Exception {
ListeningPoint lp = sipStack.createListeningPoint("127.0.0.1",
myPort, transport);
sipProvider = sipStack.createSipProvider(lp);
logger.info(transport + " SIP provider " + sipProvider);
return sipProvider;
}
public void processRequest(RequestEvent requestReceivedEvent) {
Request request = requestReceivedEvent.getRequest();
ServerTransaction serverTransactionId = requestReceivedEvent
.getServerTransaction();
logger.info("\n\nRequest " + request.getMethod()
+ " received at " + sipStack.getStackName()
+ " with server transaction id " + serverTransactionId);
// We are the UAC so the only request we get is the BYE.
if (request.getMethod().equals(Request.BYE))
processBye(request, serverTransactionId);
}
public void processBye(Request request,
ServerTransaction serverTransactionId) {
try {
logger.info("shootist: got a bye .");
if (serverTransactionId == null) {
logger.info("shootist: null TID.");
return;
}
Dialog dialog = serverTransactionId.getDialog();
logger.info("Dialog State = " + dialog.getState());
Response response = messageFactory.createResponse(200, request);
serverTransactionId.sendResponse(response);
logger.info("shootist: Sending OK.");
logger.info("Dialog State = " + dialog.getState());
} catch (Exception ex) {
TestHarness.fail(ex.getMessage());
System.exit(0);
}
}
public void processResponse(ResponseEvent responseReceivedEvent) {
logger.info("Got a response");
Response response = (Response) responseReceivedEvent.getResponse();
ClientTransaction tid = responseReceivedEvent.getClientTransaction();
CSeqHeader cseq = (CSeqHeader) response.getHeader(CSeqHeader.NAME);
logger.info("Response received : Status Code = "
+ response.getStatusCode() + " " + cseq);
if (cseq.getMethod() == Request.PRACK) {
prackConfirmed = true;
}
if (tid == null) {
logger.info("Stray response -- dropping ");
return;
}
logger.info("transaction state is " + tid.getState());
logger.info("Dialog = " + tid.getDialog());
logger.info("Dialog State is " + tid.getDialog().getState());
SipProvider provider = (SipProvider) responseReceivedEvent.getSource();
dialog = tid.getDialog();
try {
if (response.getStatusCode() == Response.OK) {
if (cseq.getMethod().equals(Request.INVITE)) {
Request ackRequest = dialog.createAck(((CSeqHeader) response.getHeader(CSeqHeader.NAME)).getSeqNumber());
logger.info("Sending ACK");
dialog.sendAck(ackRequest);
}
} else if ( response.getStatusCode() == Shootme.PRACK_CODE) {
prackTriggerReceived = true;
RequireHeader requireHeader = (RequireHeader) response.getHeader(RequireHeader.NAME);
if ( requireHeader.getOptionTag().equalsIgnoreCase("100rel")) {
Dialog dialog = tid.getDialog();
Request prackRequest = dialog.createPrack(response);
// create Request URI
SipURI requestURI = addressFactory.createSipURI(toUser,
"127.0.0.1:" + Shootme.myPort);
prackRequest.setRequestURI(requestURI);
ClientTransaction ct = provider.getNewClientTransaction(prackRequest);
Thread.sleep(2000);
dialog.sendRequest(ct);
}
}
} catch (Exception ex) {
ex.printStackTrace();
TestHarness.fail("Unexpected exception " + ex.getMessage());
}
}
public void processTimeout(javax.sip.TimeoutEvent timeoutEvent) {
logger.info("Transaction Time out");
}
public void sendInvite() {
try {
String fromName = "BigGuy";
String fromSipAddress = "here.com";
String fromDisplayName = "The Master Blaster";
String toSipAddress = "there.com";
String toDisplayName = "The Little Blister";
// create >From Header
SipURI fromAddress = addressFactory.createSipURI(fromName,
fromSipAddress);
Address fromNameAddress = addressFactory.createAddress(fromAddress);
fromNameAddress.setDisplayName(fromDisplayName);
FromHeader fromHeader = headerFactory.createFromHeader(
fromNameAddress, "12345");
// create To Header
SipURI toAddress = addressFactory
.createSipURI(toUser, toSipAddress);
Address toNameAddress = addressFactory.createAddress(toAddress);
toNameAddress.setDisplayName(toDisplayName);
ToHeader toHeader = headerFactory.createToHeader(toNameAddress,
null);
// create Request URI
SipURI requestURI = addressFactory.createSipURI(toUser,
"127.0.0.1:" + Shootme.myPort);
// Create ViaHeaders
ArrayList viaHeaders = new ArrayList();
ViaHeader viaHeader = headerFactory.createViaHeader("127.0.0.1",
sipProvider.getListeningPoint(transport).getPort(),
transport, null);
// add via headers
viaHeaders.add(viaHeader);
// Create ContentTypeHeader
ContentTypeHeader contentTypeHeader = headerFactory
.createContentTypeHeader("application", "sdp");
// Create a new CallId header
CallIdHeader callIdHeader = sipProvider.getNewCallId();
// JvB: Make sure that the implementation matches the messagefactory
callIdHeader = headerFactory.createCallIdHeader( callIdHeader.getCallId() );
// Create a new Cseq header
CSeqHeader cSeqHeader = headerFactory.createCSeqHeader(1L,
Request.INVITE);
// Create a new MaxForwardsHeader
MaxForwardsHeader maxForwards = headerFactory
.createMaxForwardsHeader(70);
// Create the request.
Request request = messageFactory.createRequest(requestURI,
Request.INVITE, callIdHeader, cSeqHeader, fromHeader,
toHeader, viaHeaders, maxForwards);
// Create contact headers
String host = "127.0.0.1";
SipURI contactUrl = addressFactory.createSipURI(fromName, host);
ListeningPoint lp = sipProvider.getListeningPoint(transport);
contactUrl.setPort(lp.getPort());
// Create the contact name address.
SipURI contactURI = addressFactory.createSipURI(fromName, host);
contactURI.setPort(sipProvider.getListeningPoint(transport)
.getPort());
Address contactAddress = addressFactory.createAddress(contactURI);
// Add the contact address.
contactAddress.setDisplayName(fromName);
contactHeader = headerFactory.createContactHeader(contactAddress);
request.addHeader(contactHeader);
/*
* When the UAC creates a new request, it can insist on reliable
* delivery of provisional responses for that request. To do that,
* it inserts a Require header field with the option tag 100rel into
* the request.
*/
RequireHeader requireHeader = headerFactory
.createRequireHeader("100rel");
request.addHeader(requireHeader);
// Create the client transaction.
inviteTid = sipProvider.getNewClientTransaction(request);
this.dialog = inviteTid.getDialog();
// send the request out.
inviteTid.sendRequest();
} catch (Exception ex) {
TestHarness.fail("sendInvite failed because of " + ex.getMessage());
}
}
public void processIOException(IOExceptionEvent exceptionEvent) {
logger.info("IOException happened for "
+ exceptionEvent.getHost() + " port = "
+ exceptionEvent.getPort());
}
public void processTransactionTerminated(
TransactionTerminatedEvent transactionTerminatedEvent) {
logger.info("Transaction terminated event recieved");
}
public void processDialogTerminated(
DialogTerminatedEvent dialogTerminatedEvent) {
logger.info("dialogTerminatedEvent");
}
public void checkState() {
TestHarness.assertTrue( this.prackTriggerReceived );
TestHarness.assertTrue( prackConfirmed );
}
}