/**
* Handle 422 response
*
* @param resp 422 response
*/
private void handle422SessionTooSmall(SipResponse resp) {
try {
// 422 response received
if (logger.isActivated()) {
logger.info("422 response received");
}
// Extract the Min-SE value
int minExpire = SipUtils.getMinSessionExpirePeriod(resp);
if (minExpire == -1) {
if (logger.isActivated()) {
logger.error("Can't read the Min-SE value");
}
handleError(
new FileSharingError(FileSharingError.UNEXPECTED_EXCEPTION, "No Min-SE value found"));
return;
}
// Set the min expire value
getDialogPath().setMinSessionExpireTime(minExpire);
// Set the expire value
getDialogPath().setSessionExpireTime(minExpire);
// Increment the Cseq number of the dialog path
getDialogPath().incrementCseq();
// Create a new INVITE with the right expire period
if (logger.isActivated()) {
logger.info("Send new INVITE");
}
SipRequest invite =
SipMessageFactory.createInvite(
getDialogPath(),
InstantMessagingService.FT_FEATURE_TAGS,
getDialogPath().getLocalContent());
// Set the Authorization header
getAuthenticationAgent().setAuthorizationHeader(invite);
// Reset initial request in the dialog path
getDialogPath().setInvite(invite);
// Send INVITE request
sendInvite(invite);
} catch (Exception e) {
if (logger.isActivated()) {
logger.error("Session initiation has failed", e);
}
// Unexpected error
handleError(new FileSharingError(FileSharingError.UNEXPECTED_EXCEPTION, e.getMessage()));
}
}
/**
* Create INVITE request
*
* @param content Content part
* @return Request
* @throws SipException
*/
private SipRequest createInviteRequest(String content) throws SipException {
SipRequest invite =
SipMessageFactory.createInvite(
getDialogPath(), getFeatureTags(), getAcceptContactTags(), content);
// Test if there is a subject
if (getSubject() != null) {
// Add a subject header
invite.addHeader(SubjectHeader.NAME, StringUtils.encodeUTF8(getSubject()));
}
// Add a contribution ID header
invite.addHeader(ChatUtils.HEADER_CONTRIBUTION_ID, getContributionID());
return invite;
}
/**
* Handle 407 Proxy Authentication Required
*
* @param resp 407 response
*/
public void handle407Authentication(SipResponse resp) {
try {
if (logger.isActivated()) {
logger.info("407 response received");
}
// Set the remote tag
getDialogPath().setRemoteTag(resp.getToTag());
// Update the authentication agent
getAuthenticationAgent().readProxyAuthenticateHeader(resp);
// Increment the Cseq number of the dialog path
getDialogPath().incrementCseq();
// Create a second INVITE request with the right token
if (logger.isActivated()) {
logger.info("Send second INVITE");
}
SipRequest invite =
SipMessageFactory.createInvite(
getDialogPath(),
InstantMessagingService.FT_FEATURE_TAGS,
getDialogPath().getLocalContent());
// Reset initial request in the dialog path
getDialogPath().setInvite(invite);
// Set the Proxy-Authorization header
getAuthenticationAgent().setProxyAuthorizationHeader(invite);
// Send INVITE request
sendInvite(invite);
} catch (Exception e) {
if (logger.isActivated()) {
logger.error("Session initiation has failed", e);
}
// Unexpected error
handleError(new FileSharingError(FileSharingError.UNEXPECTED_EXCEPTION, e.getMessage()));
}
}
private SipRequest createSipInvite() {
logger.debug("createSipInvite()");
// Set setup mode
String localSetup = createSetupOffer();
if (logger.isActivated()) {
logger.debug("Local setup attribute is " + localSetup);
}
// Set local port
int localMsrpPort = 9; // See RFC4145, Page 4
// Create the MSRP manager
String localIpAddress =
getImsService()
.getImsModule()
.getCurrentNetworkInterface()
.getNetworkAccess()
.getIpAddress();
msrpMgr = new MsrpManager(localIpAddress, localMsrpPort);
// Build SDP part
String ntpTime = SipUtils.constructNTPtime(System.currentTimeMillis());
String ipAddress = getDialogPath().getSipStack().getLocalIpAddress();
/** M: add for MSRPoTLS @{ */
String protocol = getCurrentProtocol();
String sdp = null;
if (PROTOCOL_TLS.equals(protocol)) {
sdp =
"v=0"
+ SipUtils.CRLF
+ "o=- "
+ ntpTime
+ " "
+ ntpTime
+ " IN IP4 "
+ ipAddress
+ SipUtils.CRLF
+ "s=-"
+ SipUtils.CRLF
+ "c=IN IP4 "
+ ipAddress
+ SipUtils.CRLF
+ "t=0 0"
+ SipUtils.CRLF
+ "m=message "
+ localMsrpPort
+ " TCP/TLS/MSRP *"
+ SipUtils.CRLF
+ "a=path:"
+ msrpMgr.getLocalMsrpsPath()
+ SipUtils.CRLF
+ "a=fingerprint:"
+ KeyStoreManager.getFingerPrint()
+ SipUtils.CRLF
+ "a=setup:"
+ localSetup
+ SipUtils.CRLF
+ "a=accept-types: "
+ getContent().getEncoding()
+ SipUtils.CRLF
+ "a=file-transfer-id:"
+ getFileTransferId()
+ SipUtils.CRLF
+ "a=file-disposition:attachment"
+ SipUtils.CRLF
+ "a=sendonly"
+ SipUtils.CRLF;
} else {
sdp =
"v=0"
+ SipUtils.CRLF
+ "o=- "
+ ntpTime
+ " "
+ ntpTime
+ " IN IP4 "
+ ipAddress
+ SipUtils.CRLF
+ "s=-"
+ SipUtils.CRLF
+ "c=IN IP4 "
+ ipAddress
+ SipUtils.CRLF
+ "t=0 0"
+ SipUtils.CRLF
+ "m=message "
+ localMsrpPort
+ " TCP/MSRP *"
+ SipUtils.CRLF
+ "a=path:"
+ msrpMgr.getLocalMsrpPath()
+ SipUtils.CRLF
+ "a=setup:"
+ localSetup
+ SipUtils.CRLF
+ "a=accept-types: "
+ getContent().getEncoding()
+ SipUtils.CRLF
+ "a=file-transfer-id:"
+ getFileTransferId()
+ SipUtils.CRLF
+ "a=file-disposition:attachment"
+ SipUtils.CRLF
+ "a=sendonly"
+ SipUtils.CRLF;
}
int maxSize = FileSharingSession.getMaxFileSharingSize();
if (maxSize > 0) {
sdp += "a=max-size:" + maxSize + SipUtils.CRLF;
}
/** @} */
// Set File-selector attribute
String selector = getFileSelectorAttribute();
if (selector != null) {
sdp += "a=file-selector:" + selector + SipUtils.CRLF;
}
// Set File-location attribute
String location = getFileLocationAttribute();
if (location != null) {
sdp += "a=file-location:" + location + SipUtils.CRLF;
}
// Set the local SDP part in the dialog path
getDialogPath().setLocalContent(sdp);
// Create an INVITE request
if (logger.isActivated()) {
logger.info("Create INVITE");
}
try {
SipRequest invite;
invite =
SipMessageFactory.createInvite(
getDialogPath(), InstantMessagingService.FT_FEATURE_TAGS, sdp);
// Set the Authorization header
getAuthenticationAgent().setAuthorizationHeader(invite);
// Set initial request in the dialog path
getDialogPath().setInvite(invite);
return invite;
} catch (SipException e) {
e.printStackTrace();
} catch (CoreException e) {
e.printStackTrace();
}
logger.error("Create sip invite failed, return null.");
return null;
}
