Пример #1
0
  public void processResponse(ResponseEvent responseReceivedEvent) {
    System.out.println("Got a response");
    Response response = (Response) responseReceivedEvent.getResponse();
    Transaction tid = responseReceivedEvent.getClientTransaction();

    System.out.println(
        "Response received with client transaction id " + tid + ":\n" + response.getStatusCode());
    if (tid == null) {
      System.out.println("Stray response -- dropping ");
      return;
    }
    System.out.println("transaction state is " + tid.getState());
    System.out.println("Dialog = " + tid.getDialog());
    System.out.println("Dialog State is " + tid.getDialog().getState());

    try {
      if (response.getStatusCode() == Response.OK
          && ((CSeqHeader) response.getHeader(CSeqHeader.NAME))
              .getMethod()
              .equals(Request.INVITE)) {
        // Request cancel = inviteTid.createCancel();
        // ClientTransaction ct =
        //  sipProvider.getNewClientTransaction(cancel);
        // ct.sendRequest();
        Dialog dialog = tid.getDialog();
        CSeqHeader cseq = (CSeqHeader) response.getHeader(CSeqHeader.NAME);
        Request ackRequest = dialog.createAck(cseq.getSeqNumber());
        System.out.println("Sending ACK");
        dialog.sendAck(ackRequest);

        // Send a Re INVITE but this time force it
        // to use UDP as the transport. Else, it will
        // Use whatever transport was used to create
        // the dialog.
        if (reInviteCount == 0) {
          Request inviteRequest = dialog.createRequest(Request.INVITE);
          ((SipURI) inviteRequest.getRequestURI()).removeParameter("transport");
          ((ViaHeader) inviteRequest.getHeader(ViaHeader.NAME)).setTransport("udp");
          inviteRequest.addHeader(contactHeader);
          try {
            Thread.sleep(100);
          } catch (Exception ex) {
          }
          ClientTransaction ct = udpProvider.getNewClientTransaction(inviteRequest);
          dialog.sendRequest(ct);
          reInviteCount++;
        }
      }
    } catch (Exception ex) {
      ex.printStackTrace();
      System.exit(0);
    }
  }
    public void processResponse(ResponseEvent responseReceivedEvent) {
      System.out.println("Got a response");
      Response response = (Response) responseReceivedEvent.getResponse();
      ClientTransaction tid = responseReceivedEvent.getClientTransaction();
      CSeqHeader cseq = (CSeqHeader) response.getHeader(CSeqHeader.NAME);

      System.out.println(
          "Response received : Status Code = " + response.getStatusCode() + " " + cseq);

      if (tid == null) {

        // RFC3261: MUST respond to every 2xx
        if (ackRequest != null && dialog != null) {
          System.out.println("re-sending ACK");
          try {
            dialog.sendAck(ackRequest);
          } catch (SipException se) {
            se.printStackTrace();
            fail("Unxpected exception ");
          }
        }
        return;
      }
      // If the caller is supposed to send the bye
      if (callerSendsBye && !byeTaskRunning) {
        byeTaskRunning = true;
        new Timer().schedule(new ByeTask(dialog), 4000);
      }
      System.out.println("transaction state is " + tid.getState());
      System.out.println("Dialog = " + tid.getDialog());
      System.out.println("Dialog State is " + tid.getDialog().getState());

      assertSame("Checking dialog identity", tid.getDialog(), this.dialog);

      try {
        if (response.getStatusCode() == Response.OK) {
          if (cseq.getMethod().equals(Request.INVITE)) {
            System.out.println("Dialog after 200 OK  " + dialog);
            System.out.println("Dialog State after 200 OK  " + dialog.getState());
            Request ackRequest = dialog.createAck(cseq.getSeqNumber());
            System.out.println("Sending ACK");
            dialog.sendAck(ackRequest);

            // JvB: test REFER, reported bug in tag handling
            //                      Request referRequest = dialog.createRequest("REFER");
            //                      //simulating a balancer that will forward the request to the
            // recovery node
            //                      SipURI referRequestURI = addressFactory.createSipURI(null,
            // "127.0.0.1:5080");
            //                      referRequest.setRequestURI(referRequestURI);
            //                      dialog.sendRequest(
            // sipProvider.getNewClientTransaction(referRequest));
            //
          } else if (cseq.getMethod().equals(Request.CANCEL)) {
            if (dialog.getState() == DialogState.CONFIRMED) {
              // oops cancel went in too late. Need to hang up the
              // dialog.
              System.out.println("Sending BYE -- cancel went in too late !!");
              Request byeRequest = dialog.createRequest(Request.BYE);
              ClientTransaction ct = sipProvider.getNewClientTransaction(byeRequest);
              dialog.sendRequest(ct);
            }

          } else if (cseq.getMethod().equals(Request.BYE)) {
            okToByeReceived = true;
          }
        }
      } catch (Exception ex) {
        ex.printStackTrace();
        System.exit(0);
      }
    }
  public void processResponse(ResponseEvent responseReceivedEvent) {
    /// System.out.println("=> BUNDLE: br.ufes.inf.ngn.televoto.client.logic | CLASS: LogicListener
    // | METOD: processResponse ");//By Ju
    try {
      Response myResponse = responseReceivedEvent.getResponse();
      logger.info("<<< " + myResponse.toString());

      ClientTransaction thisClientTransaction = responseReceivedEvent.getClientTransaction();

      int myStatusCode = myResponse.getStatusCode();

      switch (status) {
        case WAIT_PROV:
          if (!thisClientTransaction.equals(myClientTransaction))
            myClientTransaction = thisClientTransaction;

          if (myStatusCode < 200) {
            status = WAIT_FINAL;
            myDialog = thisClientTransaction.getDialog();
          } else if (myStatusCode < 300) {
            myDialog = thisClientTransaction.getDialog();
            CSeqHeader originalCSeq =
                (CSeqHeader) myClientTransaction.getRequest().getHeader(CSeqHeader.NAME);
            long numseq = originalCSeq.getSeqNumber();
            Request myAck = myDialog.createAck(numseq);
            myAck.addHeader(myContactHeader);
            myDialog.sendAck(myAck);
            // logger.info(">>> "+myAck.toString());
            status = ESTABLISHED;
            byte[] cont = (byte[]) myResponse.getContent();
            answerInfo = mySdpManager.getSdp(cont);

          } else {
            if (myStatusCode == 401) {

            } else {
              status = IDLE;
              CSeqHeader originalCSeq =
                  (CSeqHeader) myClientTransaction.getRequest().getHeader(CSeqHeader.NAME);
              long numseq = originalCSeq.getSeqNumber();
              Request myAck = myDialog.createAck(numseq);
              myAck.addHeader(myContactHeader);
              myDialog.sendAck(myAck);
              // logger.info(">>> "+myAck.toString());
            }
          }
          break;

        case WAIT_FINAL:
          if (!thisClientTransaction.equals(myClientTransaction))
            myClientTransaction = thisClientTransaction;

          if (myStatusCode < 200) {
            status = WAIT_FINAL;
            myDialog = thisClientTransaction.getDialog();
          } else if (myStatusCode < 300) {
            if (useQueue.equals("yes")) {
              status = IDLE;
            } else {
              status = ESTABLISHED;
            }

            myDialog = thisClientTransaction.getDialog();
            CSeqHeader originalCSeq =
                (CSeqHeader) myClientTransaction.getRequest().getHeader(CSeqHeader.NAME);
            long numseq = originalCSeq.getSeqNumber();
            Request myAck = myDialog.createAck(numseq); // Aquiiii
            myAck.addHeader(myContactHeader);
            myDialog.sendAck(myAck);
            // logger.info(">>> "+myAck.toString());
            byte[] cont = (byte[]) myResponse.getContent();
            answerInfo = mySdpManager.getSdp(cont);

          } else {
            // Cancelando requisição ao cliente
            Request myCancelRequest = myClientTransaction.createCancel();
            ClientTransaction myCancelClientTransaction =
                mySipProvider.getNewClientTransaction(myCancelRequest);
            myCancelClientTransaction.sendRequest();
            // logger.info(">>> " + myCancelRequest.toString());
            status = IDLE;
          }
          break;

        case REGISTERING:
          if (!thisClientTransaction.equals(myClientTransaction))
            myClientTransaction = thisClientTransaction;

          if (myStatusCode == 200) {
            status = IDLE;
            if (!Unregistring) {

              System.out.println(myName + ": Registrado");

              // inserir captura de timestamp
              // logger.info(myName + ";INVITE;" +  getTime());
              // Random gerador = new Random();
              // int temp = gerador.nextInt(10);
              // System.out.println(myName + ": Esperando " + temp + "segundos");
              // Thread.sleep(temp);

              System.out.println(myName + ": chamando " + destination);

              SdpInfo offerInfo = new SdpInfo();
              offerInfo.IpAddress = myIP;
              offerInfo.aport = myAudioPort;
              offerInfo.aformat = 0;
              byte[] content = mySdpManager.createSdp(offerInfo);

              // Via
              // ViaHeader comentei
              myViaHeader = myHeaderFactory.createViaHeader(myIP, myPort, "udp", null);
              myViaHeader.setRPort();
              ArrayList viaHeaders = new ArrayList();
              viaHeaders.add(myViaHeader);

              // From
              Address addressOfRecord = myAddressFactory.createAddress("<sip:" + myUserID + ">");
              FromHeader myFromHeader = myHeaderFactory.createFromHeader(addressOfRecord, "456249");

              // To
              String dstURI[] = destination.split("@");
              String dstSipAlias = dstURI[0];
              Address destinationAddress =
                  myAddressFactory.createAddress("<sip:" + destination + ">");
              javax.sip.address.URI myRequestURI = destinationAddress.getURI();
              ToHeader myToHeader = myHeaderFactory.createToHeader(destinationAddress, null);

              // MaxForwards
              MaxForwardsHeader myMaxForwardsHeader = myHeaderFactory.createMaxForwardsHeader(70);

              // Call-ID
              CallIdHeader myCallIdHeader = mySipProvider.getNewCallId();

              // CSeq
              Random random = new Random();
              CSeqHeader myCSeqHeader =
                  myHeaderFactory.createCSeqHeader(random.nextInt(1000) * 1L, "INVITE");

              // Create SIP request
              Request myRequest =
                  myMessageFactory.createRequest(
                      myRequestURI,
                      "INVITE",
                      myCallIdHeader,
                      myCSeqHeader,
                      myFromHeader,
                      myToHeader,
                      viaHeaders,
                      myMaxForwardsHeader);

              // Contact
              Address contactAddress =
                  myAddressFactory.createAddress(
                      "<sip:" + mySipAlias + "@" + myIP + ":" + myPort + ";transport=udp>");
              myContactHeader = myHeaderFactory.createContactHeader(contactAddress);
              myRequest.addHeader(myContactHeader);

              // Allow
              Allow myAllow = new Allow();
              myAllow.setMethod(
                  "INVITE, ACK, CANCEL, BYE, MESSAGE, OPTIONS, NOTIFY, PRACK, UPDATE, REFER");
              myRequest.addHeader(myAllow);

              // Privacy
              Privacy myPrivacy = new Privacy("none");
              myRequest.addHeader(myPrivacy);

              // PPreferredIdentity
              HeaderFactoryImpl myHeaderFactoryImpl = new HeaderFactoryImpl();
              PPreferredIdentityHeader myPPreferredIdentityHeader =
                  myHeaderFactoryImpl.createPPreferredIdentityHeader(
                      myAddressFactory.createAddress("sip:" + myName + '@' + myServer));
              myRequest.addHeader(myPPreferredIdentityHeader);

              // Route
              Address routeAddress =
                  myAddressFactory.createAddress("sip:orig@scscf." + myServer + ":6060;lr");
              // RouteHeader comentei
              myRouteHeader = myHeaderFactory.createRouteHeader(routeAddress);
              myRequest.addHeader(myRouteHeader);

              // Para proxy funcionar
              SipURI outboundProxyURI = myAddressFactory.createSipURI("proxy", myProxyIP);
              outboundProxyURI.setLrParam();
              outboundProxyURI.setPort(myProxyPort);
              myRouteHeader =
                  myHeaderFactory.createRouteHeader(
                      myAddressFactory.createAddress(outboundProxyURI));
              myRequest.addFirst(myRouteHeader);

              // Content Type
              ContentTypeHeader contentTypeHeader =
                  myHeaderFactory.createContentTypeHeader("application", "sdp");
              myRequest.setContent(content, contentTypeHeader);

              // ClientTransaction comentei aqui
              myClientTransaction = mySipProvider.getNewClientTransaction(myRequest);
              myClientTransaction.setRetransmitTimer(700);
              myClientTransaction.sendRequest();

              status = WAIT_PROV;

              logger.info(">>> " + myRequest.toString());

            } else {
              this.setOff(mySipStack);
            }
          } else {
            if (myStatusCode == 403) {

              System.out.println("Problemas com credenciais!!!!\n");
            } else if (myStatusCode == 401) {

              myName = (String) this.getLocalName();
              myUserID = (String) this.getLocalName() + "@" + myServer;

              Address contactAddress =
                  myAddressFactory.createAddress("sip:" + myName + '@' + myIP + ":" + myPort);
              myContactHeader = myHeaderFactory.createContactHeader(contactAddress);

              myViaHeader = myHeaderFactory.createViaHeader(myIP, myPort, "udp", null);

              fromAddress = myAddressFactory.createAddress(myName + " <sip:" + myUserID + ">");

              Address registrarAddress = myAddressFactory.createAddress("sip:" + myServer);
              Address registerToAddress = fromAddress;
              Address registerFromAddress = fromAddress;

              ToHeader myToHeader = myHeaderFactory.createToHeader(registerToAddress, null);
              FromHeader myFromHeader =
                  myHeaderFactory.createFromHeader(registerFromAddress, "647554");

              ArrayList myViaHeaders = new ArrayList();
              myViaHeaders.add(myViaHeader);

              // System.out.println("myClientTransaction.getRequest():"+
              // myClientTransaction.getRequest());
              CSeqHeader originalCSeq =
                  (CSeqHeader) myClientTransaction.getRequest().getHeader(CSeqHeader.NAME);
              long numseq = originalCSeq.getSeqNumber();
              MaxForwardsHeader myMaxForwardsHeader = myHeaderFactory.createMaxForwardsHeader(70);
              CSeqHeader myCSeqHeader = myHeaderFactory.createCSeqHeader(numseq + 1L, "REGISTER");

              CallIdHeader myCallID =
                  (CallIdHeader) myClientTransaction.getRequest().getHeader(CallIdHeader.NAME);
              CallIdHeader myCallIDHeader = myCallID;
              SipURI myRequestURI = (SipURI) registrarAddress.getURI();
              Request myRegisterRequest =
                  myMessageFactory.createRequest(
                      myRequestURI,
                      "REGISTER",
                      myCallIDHeader,
                      myCSeqHeader,
                      myFromHeader,
                      myToHeader,
                      myViaHeaders,
                      myMaxForwardsHeader);
              myRegisterRequest.addHeader(myContactHeader);

              // Expires
              ExpiresHeader myExpiresHeader;
              if (Unregistring) {
                myExpiresHeader = myHeaderFactory.createExpiresHeader(0);
                myContactHeader.setExpires(0);
              } else {
                myExpiresHeader = myHeaderFactory.createExpiresHeader(60000);
              }
              myRegisterRequest.addHeader(myExpiresHeader);

              // Allow
              Allow myAllow = new Allow();
              myAllow.setMethod(
                  "INVITE, ACK, CANCEL, BYE, MESSAGE, OPTIONS, NOTIFY, PRACK, UPDATE, REFER");
              myRegisterRequest.addHeader(myAllow);

              // Privacy
              Privacy myPrivacy = new Privacy("none");
              myRegisterRequest.addHeader(myPrivacy);

              // PPreferredIdentity
              HeaderFactoryImpl myHeaderFactoryImpl = new HeaderFactoryImpl();
              PPreferredIdentityHeader myPPreferredIdentityHeader =
                  myHeaderFactoryImpl.createPPreferredIdentityHeader(
                      myAddressFactory.createAddress("sip:" + myName + '@' + myServer));
              myRegisterRequest.addHeader(myPPreferredIdentityHeader);

              // Supported
              Supported mySupported = new Supported("path");
              myRegisterRequest.addHeader(mySupported);

              myWWWAuthenticateHeader =
                  Utils.makeAuthHeader(
                      myHeaderFactory, myResponse, myRegisterRequest, myUserID, myPassword);
              myRegisterRequest.addHeader(myWWWAuthenticateHeader);

              myClientTransaction = mySipProvider.getNewClientTransaction(myRegisterRequest);
              myClientTransaction.sendRequest();

              // logger.info(">>> "+myRegisterRequest.toString());
              // System.out.println(">>> " + myRegisterRequest.toString());
              status = REGISTERING;
            }
          }
          break;
      }
    } catch (Exception excep) {
      excep.printStackTrace();
    }
  }
  /*
   * (non-Javadoc)
   *
   * @see gov.nist.javax.sip.clientauthutils.AuthenticationHelper#handleChallenge(javax.sip.message.Response,
   *      javax.sip.ClientTransaction, javax.sip.SipProvider)
   */
  public ClientTransaction handleChallenge(
      Response challenge,
      ClientTransaction challengedTransaction,
      SipProvider transactionCreator,
      int cacheTime)
      throws SipException, NullPointerException {
    try {
      if (sipStack.isLoggingEnabled()) {
        sipStack.getStackLogger().logDebug("handleChallenge: " + challenge);
      }

      SIPRequest challengedRequest = ((SIPRequest) challengedTransaction.getRequest());

      Request reoriginatedRequest = null;
      /*
       * If the challenged request is part of a Dialog and the
       * Dialog is confirmed the re-originated request should be
       * generated as an in-Dialog request.
       */
      if (challengedRequest.getToTag() != null
          || challengedTransaction.getDialog() == null
          || challengedTransaction.getDialog().getState() != DialogState.CONFIRMED) {
        reoriginatedRequest = (Request) challengedRequest.clone();
      } else {
        /*
         * Re-originate the request by consulting the dialog. In particular
         * the route set could change between the original request and the
         * in-dialog challenge.
         */
        reoriginatedRequest =
            challengedTransaction.getDialog().createRequest(challengedRequest.getMethod());
        Iterator<String> headerNames = challengedRequest.getHeaderNames();
        while (headerNames.hasNext()) {
          String headerName = headerNames.next();
          if (reoriginatedRequest.getHeader(headerName) != null) {
            ListIterator<Header> iterator = reoriginatedRequest.getHeaders(headerName);
            while (iterator.hasNext()) {
              reoriginatedRequest.addHeader(iterator.next());
            }
          }
        }
      }

      // remove the branch id so that we could use the request in a new
      // transaction
      removeBranchID(reoriginatedRequest);

      if (challenge == null || reoriginatedRequest == null) {
        throw new NullPointerException("A null argument was passed to handle challenge.");
      }

      ListIterator authHeaders = null;

      if (challenge.getStatusCode() == Response.UNAUTHORIZED) {
        authHeaders = challenge.getHeaders(WWWAuthenticateHeader.NAME);
      } else if (challenge.getStatusCode() == Response.PROXY_AUTHENTICATION_REQUIRED) {
        authHeaders = challenge.getHeaders(ProxyAuthenticateHeader.NAME);
      } else {
        throw new IllegalArgumentException("Unexpected status code ");
      }

      if (authHeaders == null) {
        throw new IllegalArgumentException(
            "Could not find WWWAuthenticate or ProxyAuthenticate headers");
      }

      // Remove all authorization headers from the request (we'll re-add them
      // from cache)
      reoriginatedRequest.removeHeader(AuthorizationHeader.NAME);
      reoriginatedRequest.removeHeader(ProxyAuthorizationHeader.NAME);

      // rfc 3261 says that the cseq header should be augmented for the new
      // request. do it here so that the new dialog (created together with
      // the new client transaction) takes it into account.
      // Bug report - Fredrik Wickstrom
      CSeqHeader cSeq = (CSeqHeader) reoriginatedRequest.getHeader((CSeqHeader.NAME));
      try {
        cSeq.setSeqNumber(cSeq.getSeqNumber() + 1l);
      } catch (InvalidArgumentException ex) {
        throw new SipException("Invalid CSeq -- could not increment : " + cSeq.getSeqNumber());
      }

      /* Resolve this to the next hop based on the previous lookup. If we are not using
       * lose routing (RFC2543) then just attach hop as a maddr param.
       */
      if (challengedRequest.getRouteHeaders() == null) {
        Hop hop = ((SIPClientTransaction) challengedTransaction).getNextHop();
        SipURI sipUri = (SipURI) reoriginatedRequest.getRequestURI();
        sipUri.setMAddrParam(hop.getHost());
        if (hop.getPort() != -1) sipUri.setPort(hop.getPort());
      }
      ClientTransaction retryTran = transactionCreator.getNewClientTransaction(reoriginatedRequest);

      WWWAuthenticateHeader authHeader = null;
      SipURI requestUri = (SipURI) challengedTransaction.getRequest().getRequestURI();
      while (authHeaders.hasNext()) {
        authHeader = (WWWAuthenticateHeader) authHeaders.next();
        String realm = authHeader.getRealm();
        AuthorizationHeader authorization = null;
        String sipDomain;
        if (this.accountManager instanceof SecureAccountManager) {
          UserCredentialHash credHash =
              ((SecureAccountManager) this.accountManager)
                  .getCredentialHash(challengedTransaction, realm);
          URI uri = reoriginatedRequest.getRequestURI();
          sipDomain = credHash.getSipDomain();
          authorization =
              this.getAuthorization(
                  reoriginatedRequest.getMethod(),
                  uri.toString(),
                  (reoriginatedRequest.getContent() == null)
                      ? ""
                      : new String(reoriginatedRequest.getRawContent()),
                  authHeader,
                  credHash);
        } else {
          UserCredentials userCreds =
              ((AccountManager) this.accountManager).getCredentials(challengedTransaction, realm);
          sipDomain = userCreds.getSipDomain();
          if (userCreds == null)
            throw new SipException("Cannot find user creds for the given user name and realm");

          // we haven't yet authenticated this realm since we were
          // started.

          authorization =
              this.getAuthorization(
                  reoriginatedRequest.getMethod(),
                  reoriginatedRequest.getRequestURI().toString(),
                  (reoriginatedRequest.getContent() == null)
                      ? ""
                      : new String(reoriginatedRequest.getRawContent()),
                  authHeader,
                  userCreds);
        }
        sipStack
            .getStackLogger()
            .logDebug("Created authorization header: " + authorization.toString());

        if (cacheTime != 0)
          cachedCredentials.cacheAuthorizationHeader(sipDomain, authorization, cacheTime);

        reoriginatedRequest.addHeader(authorization);
      }

      if (sipStack.isLoggingEnabled()) {
        sipStack.getStackLogger().logDebug("Returning authorization transaction." + retryTran);
      }
      return retryTran;
    } catch (SipException ex) {
      throw ex;
    } catch (Exception ex) {
      sipStack.getStackLogger().logError("Unexpected exception ", ex);
      throw new SipException("Unexpected exception ", ex);
    }
  }