/*
* (non-Javadoc)
*
* @see java.lang.Object#toString()
*/
@Override
public String toString() {
StringBuilder result = new StringBuilder();
result.append("Principal: " + getPrincipal() + ", Attributes: ");
for (AttributeStatement attributeStatement : getAttributeStatements()) {
for (Attribute attr : attributeStatement.getAttributes()) {
result.append("[ ");
result.append(attr.getName());
result.append(" : ");
for (int i = 0; i < attr.getAttributeValues().size(); i++) {
result.append(((XSString) attr.getAttributeValues().get(i)).getValue());
}
result.append("] ");
}
}
// add this back in when we support parsing this information
result.append(", AuthnStatements: ");
for (AuthnStatement authStatement : getAuthnStatements()) {
result.append("[ ");
result.append(authStatement.getAuthnInstant() + " : ");
result.append(
authStatement.getAuthnContext().getAuthnContextClassRef().getAuthnContextClassRef());
result.append("] ");
}
// result.append(", AuthzDecisionStatements: ");
// for (AuthzDecisionStatement authDecision : getAuthzDecisionStatements()) {
// result.append("[ ");
// result.append(authDecision.getDecision().toString());
// result.append(" ]");
// }
return result.toString();
}
private Response buildMockResponse() throws Exception {
Response samlMessage = new ResponseBuilder().buildObject();
samlMessage.setID("foo");
samlMessage.setVersion(SAMLVersion.VERSION_20);
samlMessage.setIssueInstant(new DateTime(0));
Issuer issuer = new IssuerBuilder().buildObject();
issuer.setValue("MockedIssuer");
samlMessage.setIssuer(issuer);
Status status = new StatusBuilder().buildObject();
StatusCode statusCode = new StatusCodeBuilder().buildObject();
statusCode.setValue(StatusCode.SUCCESS_URI);
status.setStatusCode(statusCode);
samlMessage.setStatus(status);
Assertion assertion = new AssertionBuilder().buildObject();
Subject subject = new SubjectBuilder().buildObject();
NameID nameID = new NameIDBuilder().buildObject();
nameID.setValue("SOME-UNIQUE-ID");
nameID.setFormat(NameIDType.PERSISTENT);
subject.setNameID(nameID);
assertion.setSubject(subject);
AuthnStatement authnStatement = new AuthnStatementBuilder().buildObject();
authnStatement.setSessionIndex("Some Session String");
assertion.getAuthnStatements().add(authnStatement);
AttributeStatement attributeStatement = new AttributeStatementBuilder().buildObject();
assertion.getAttributeStatements().add(attributeStatement);
samlMessage.getAssertions().add(assertion);
return samlMessage;
}
/*
* (non-Javadoc)
*
* @see ddf.security.assertion.SecurityAssertion#getPrincipal()
*/
@Override
public Principal getPrincipal() {
if (securityToken != null) {
if (principal == null || !principal.getName().equals(name)) {
String authMethod = null;
if (authenticationStatements != null) {
for (AuthnStatement authnStatement : authenticationStatements) {
AuthnContext authnContext = authnStatement.getAuthnContext();
if (authnContext != null) {
AuthnContextClassRef authnContextClassRef = authnContext.getAuthnContextClassRef();
if (authnContextClassRef != null) {
authMethod = authnContextClassRef.getAuthnContextClassRef();
}
}
}
}
if (SAML2Constants.AUTH_CONTEXT_CLASS_REF_X509.equals(authMethod)
|| SAML2Constants.AUTH_CONTEXT_CLASS_REF_SMARTCARD_PKI.equals(authMethod)
|| SAML2Constants.AUTH_CONTEXT_CLASS_REF_SOFTWARE_PKI.equals(authMethod)
|| SAML2Constants.AUTH_CONTEXT_CLASS_REF_SPKI.equals(authMethod)
|| SAML2Constants.AUTH_CONTEXT_CLASS_REF_TLS_CLIENT.equals(authMethod)) {
principal = new X500Principal(name);
} else if (SAML2Constants.AUTH_CONTEXT_CLASS_REF_KERBEROS.equals(authMethod)) {
principal = new KerberosPrincipal(name);
} else if (principal instanceof GuestPrincipal
|| name.startsWith(GuestPrincipal.GUEST_NAME_PREFIX)) {
principal = new GuestPrincipal(name);
} else {
principal = new AssertionPrincipal(name);
}
}
return principal;
}
return null;
}
/**
* Returns logout request message ready to be sent to the IDP.
*
* @param context message context
* @param credential information about assertions used to log current user in
* @param bindingService service used to deliver the request
* @return logoutRequest to be sent to IDP
* @throws SAMLException error creating the message
* @throws MetadataProviderException error retrieving metadata
*/
protected LogoutRequest getLogoutRequest(
SAMLMessageContext context, SAMLCredential credential, Endpoint bindingService)
throws SAMLException, MetadataProviderException {
SAMLObjectBuilder<LogoutRequest> builder =
(SAMLObjectBuilder<LogoutRequest>)
builderFactory.getBuilder(LogoutRequest.DEFAULT_ELEMENT_NAME);
LogoutRequest request = builder.buildObject();
buildCommonAttributes(context.getLocalEntityId(), request, bindingService);
// Add session indexes
SAMLObjectBuilder<SessionIndex> sessionIndexBuilder =
(SAMLObjectBuilder<SessionIndex>)
builderFactory.getBuilder(SessionIndex.DEFAULT_ELEMENT_NAME);
for (AuthnStatement statement : credential.getAuthenticationAssertion().getAuthnStatements()) {
SessionIndex index = sessionIndexBuilder.buildObject();
index.setSessionIndex(statement.getSessionIndex());
request.getSessionIndexes().add(index);
}
if (request.getSessionIndexes().size() == 0) {
throw new SAMLException("No session indexes to logout user for were found");
}
SAMLObjectBuilder<NameID> nameIDBuilder =
(SAMLObjectBuilder<NameID>) builderFactory.getBuilder(NameID.DEFAULT_ELEMENT_NAME);
NameID nameID = nameIDBuilder.buildObject();
nameID.setFormat(credential.getNameID().getFormat());
nameID.setNameQualifier(credential.getNameID().getNameQualifier());
nameID.setSPNameQualifier(credential.getNameID().getSPNameQualifier());
nameID.setSPProvidedID(credential.getNameID().getSPProvidedID());
nameID.setValue(credential.getNameID().getValue());
request.setNameID(nameID);
return request;
}
/** {@inheritDoc} */
protected void marshallAttributes(XMLObject samlObject, Element domElement)
throws MarshallingException {
AuthnStatement authnStatement = (AuthnStatement) samlObject;
if (authnStatement.getAuthnInstant() != null) {
String authnInstantStr =
Configuration.getSAMLDateFormatter().print(authnStatement.getAuthnInstant());
domElement.setAttributeNS(null, AuthnStatement.AUTHN_INSTANT_ATTRIB_NAME, authnInstantStr);
}
if (authnStatement.getSessionIndex() != null) {
domElement.setAttributeNS(
null, AuthnStatement.SESSION_INDEX_ATTRIB_NAME, authnStatement.getSessionIndex());
}
if (authnStatement.getSessionNotOnOrAfter() != null) {
String sessionNotOnOrAfterStr =
Configuration.getSAMLDateFormatter().print(authnStatement.getSessionNotOnOrAfter());
domElement.setAttributeNS(
null, AuthnStatement.SESSION_NOT_ON_OR_AFTER_ATTRIB_NAME, sessionNotOnOrAfterStr);
}
}
private Assertion buildSAMLAssertion(
SAMLSSOAuthnReqDTO authReqDTO, DateTime notOnOrAfter, String sessionId)
throws IdentityException {
try {
DateTime currentTime = new DateTime();
Assertion samlAssertion = new AssertionBuilder().buildObject();
samlAssertion.setID(SAMLSSOUtil.createID());
samlAssertion.setVersion(SAMLVersion.VERSION_20);
samlAssertion.setIssuer(SAMLSSOUtil.getIssuer());
samlAssertion.setIssueInstant(currentTime);
Subject subject = new SubjectBuilder().buildObject();
NameID nameId = new NameIDBuilder().buildObject();
if (authReqDTO.getUseFullyQualifiedUsernameAsSubject()) {
nameId.setValue(authReqDTO.getUsername());
nameId.setFormat(NameIdentifier.EMAIL);
} else {
nameId.setValue(MultitenantUtils.getTenantAwareUsername(authReqDTO.getUsername()));
nameId.setFormat(authReqDTO.getNameIDFormat());
}
subject.setNameID(nameId);
SubjectConfirmation subjectConfirmation = new SubjectConfirmationBuilder().buildObject();
subjectConfirmation.setMethod(SAMLSSOConstants.SUBJECT_CONFIRM_BEARER);
SubjectConfirmationData scData = new SubjectConfirmationDataBuilder().buildObject();
scData.setRecipient(authReqDTO.getAssertionConsumerURL());
scData.setNotOnOrAfter(notOnOrAfter);
scData.setInResponseTo(authReqDTO.getId());
subjectConfirmation.setSubjectConfirmationData(scData);
subject.getSubjectConfirmations().add(subjectConfirmation);
samlAssertion.setSubject(subject);
AuthnStatement authStmt = new AuthnStatementBuilder().buildObject();
authStmt.setAuthnInstant(new DateTime());
AuthnContext authContext = new AuthnContextBuilder().buildObject();
AuthnContextClassRef authCtxClassRef = new AuthnContextClassRefBuilder().buildObject();
authCtxClassRef.setAuthnContextClassRef(AuthnContext.PASSWORD_AUTHN_CTX);
authContext.setAuthnContextClassRef(authCtxClassRef);
authStmt.setAuthnContext(authContext);
if (authReqDTO.isDoSingleLogout()) {
authStmt.setSessionIndex(sessionId);
}
samlAssertion.getAuthnStatements().add(authStmt);
/*
* If <AttributeConsumingServiceIndex> element is in the
* <AuthnRequest> and
* according to the spec 2.0 the subject MUST be in the assertion
*/
Map<String, String> claims = SAMLSSOUtil.getAttributes(authReqDTO);
if (claims != null) {
samlAssertion.getAttributeStatements().add(buildAttributeStatement(claims));
}
AudienceRestriction audienceRestriction = new AudienceRestrictionBuilder().buildObject();
Audience issuerAudience = new AudienceBuilder().buildObject();
issuerAudience.setAudienceURI(authReqDTO.getIssuer());
audienceRestriction.getAudiences().add(issuerAudience);
if (authReqDTO.getRequestedAudiences() != null) {
for (String requestedAudience : authReqDTO.getRequestedAudiences()) {
Audience audience = new AudienceBuilder().buildObject();
audience.setAudienceURI(requestedAudience);
audienceRestriction.getAudiences().add(audience);
}
}
Conditions conditions = new ConditionsBuilder().buildObject();
conditions.setNotBefore(currentTime);
conditions.setNotOnOrAfter(notOnOrAfter);
conditions.getAudienceRestrictions().add(audienceRestriction);
samlAssertion.setConditions(conditions);
if (authReqDTO.getDoSignAssertions()) {
SAMLSSOUtil.setSignature(
samlAssertion,
XMLSignature.ALGO_ID_SIGNATURE_RSA,
new SignKeyDataHolder(authReqDTO.getUsername()));
}
return samlAssertion;
} catch (Exception e) {
log.error("Error when reading claim values for generating SAML Response", e);
throw new IdentityException(
"Error when reading claim values for generating SAML Response", e);
}
}
public boolean processLogoutRequest(SAMLMessageContext context, SAMLCredential credential)
throws SAMLException, MetadataProviderException, MessageEncodingException {
SAMLObject message = context.getInboundSAMLMessage();
// Verify type
if (message == null || !(message instanceof LogoutRequest)) {
log.warn("Received request is not of a LogoutRequest object type");
throw new SAMLException("Error validating SAML request");
}
LogoutRequest logoutRequest = (LogoutRequest) message;
// Make sure request was authenticated if required, authentication is done as part of the
// binding processing
if (!context.isInboundSAMLMessageAuthenticated()
&& context.getLocalExtendedMetadata().isRequireLogoutRequestSigned()) {
log.warn(
"Logout Request object is required to be signed by the entity policy: "
+ context.getInboundSAMLMessageId());
Status status = getStatus(StatusCode.REQUEST_DENIED_URI, "Message signature is required");
sendLogoutResponse(status, context);
return false;
}
try {
// Verify destination
verifyEndpoint(context.getLocalEntityEndpoint(), logoutRequest.getDestination());
} catch (SAMLException e) {
log.warn(
"Destination of the request {} does not match any singleLogout endpoint",
logoutRequest.getDestination());
Status status =
getStatus(StatusCode.REQUEST_DENIED_URI, "Destination URL of the request is invalid");
sendLogoutResponse(status, context);
return false;
}
// Verify issuer
if (logoutRequest.getIssuer() != null) {
try {
Issuer issuer = logoutRequest.getIssuer();
verifyIssuer(issuer, context);
} catch (SAMLException e) {
log.warn(
"Response issue time is either too old or with date in the future, id {}",
context.getInboundSAMLMessageId());
Status status =
getStatus(StatusCode.REQUEST_DENIED_URI, "Issuer of the message is unknown");
sendLogoutResponse(status, context);
return false;
}
}
// Verify issue time
DateTime time = logoutRequest.getIssueInstant();
if (!isDateTimeSkewValid(getResponseSkew(), time)) {
log.warn(
"Response issue time is either too old or with date in the future, id {}.",
context.getInboundSAMLMessageId());
Status status =
getStatus(StatusCode.REQUESTER_URI, "Message has been issued too long time ago");
sendLogoutResponse(status, context);
return false;
}
// Check whether any user is logged in
if (credential == null) {
Status status = getStatus(StatusCode.UNKNOWN_PRINCIPAL_URI, "No user is logged in");
sendLogoutResponse(status, context);
return false;
}
// Find index for which the logout is requested
boolean indexFound = false;
if (logoutRequest.getSessionIndexes() != null && logoutRequest.getSessionIndexes().size() > 0) {
for (AuthnStatement statement :
credential.getAuthenticationAssertion().getAuthnStatements()) {
String statementIndex = statement.getSessionIndex();
if (statementIndex != null) {
for (SessionIndex index : logoutRequest.getSessionIndexes()) {
if (statementIndex.equals(index.getSessionIndex())) {
indexFound = true;
}
}
}
}
} else {
indexFound = true;
}
// Fail if sessionIndex is not found in any assertion
if (!indexFound) {
// Check logout request still valid and store request
if (logoutRequest.getNotOnOrAfter() != null) {
// TODO store request for assertions possibly arriving later
}
Status status =
getStatus(StatusCode.REQUESTER_URI, "The requested SessionIndex was not found");
sendLogoutResponse(status, context);
return false;
}
try {
// Fail if NameId doesn't correspond to the currently logged user
NameID nameID = getNameID(context, logoutRequest);
if (nameID == null || !equalsNameID(credential.getNameID(), nameID)) {
Status status =
getStatus(StatusCode.UNKNOWN_PRINCIPAL_URI, "The requested NameID is invalid");
sendLogoutResponse(status, context);
return false;
}
} catch (DecryptionException e) {
Status status = getStatus(StatusCode.RESPONDER_URI, "The NameID can't be decrypted");
sendLogoutResponse(status, context);
return false;
}
// Message is valid, let's logout
Status status = getStatus(StatusCode.SUCCESS_URI, null);
sendLogoutResponse(status, context);
return true;
}
