// find eligible local IDPs for the tenant
private List<String> getEligibleLocalIdpList(AuthnRequestState t) {
Validate.notNull(t);
IdmAccessor accessor = t.getIdmAccessor();
List<String> localIDPs =
new ArrayList<String>(
Arrays.asList(accessor.getIdpEntityId(), accessor.getDefaultIdpEntityId()));
List<String> eligibleLocalIDPs = new ArrayList<>();
IDPList idpList =
t.getAuthnRequest().getScoping() == null
? null
: t.getAuthnRequest().getScoping().getIDPList();
if (idpList != null && idpList.getIDPEntrys() != null) {
for (IDPEntry entry : idpList.getIDPEntrys()) {
if (entry != null && localIDPs.contains(entry.getProviderID())) {
eligibleLocalIDPs.add(entry.getProviderID());
}
}
if (eligibleLocalIDPs.isEmpty()) {
log.debug("samlp:Scoping:IDPList does not contain VMWare local Identity Store.");
}
} else {
eligibleLocalIDPs = localIDPs;
}
return eligibleLocalIDPs;
}
/**
* Builds an IdP List out of the idpEntityNames
*
* @param idpEntityNames The IdPs Entity IDs to include in the IdP List, no list is created when
* null
* @param serviceURI The binding service for an IdP for a specific binding. Should be null if
* there is more than one IdP in the list or if the destination IdP is not known in advance.
* @return an IdP List or null when idpEntityNames is null
*/
protected IDPList buildIDPList(Set<String> idpEntityNames, SingleSignOnService serviceURI) {
if (idpEntityNames == null) {
return null;
}
SAMLObjectBuilder<IDPEntry> idpEntryBuilder =
(SAMLObjectBuilder<IDPEntry>) builderFactory.getBuilder(IDPEntry.DEFAULT_ELEMENT_NAME);
SAMLObjectBuilder<IDPList> idpListBuilder =
(SAMLObjectBuilder<IDPList>) builderFactory.getBuilder(IDPList.DEFAULT_ELEMENT_NAME);
IDPList idpList = idpListBuilder.buildObject();
for (String entityID : idpEntityNames) {
IDPEntry idpEntry = idpEntryBuilder.buildObject();
idpEntry.setProviderID(entityID);
idpList.getIDPEntrys().add(idpEntry);
// The service URI would be null if the SP does not know in advance
// to which IdP the request is sent to.
if (serviceURI != null) {
idpEntry.setLoc(serviceURI.getLocation());
}
}
return idpList;
}
// check if the provided IDPList contains a trusted external IDP
// return the list of valid ones
private List<String> findValidExternalIdpListWithinScoping(
List<IDPEntry> requestIdpList, IdmAccessor accessor) {
Validate.notNull(requestIdpList);
Validate.notNull(accessor);
List<String> retVal = new ArrayList<>();
Collection<IDPConfig> extIdps = accessor.getExternalIdps();
if (extIdps == null || extIdps.isEmpty()) {
log.debug("No external IDP registered! ");
} else {
for (IDPEntry entry : requestIdpList) {
if (entry != null) {
IDPConfig foundConfig =
accessor.getExternalIdpConfigForTenant(accessor.getTenant(), entry.getProviderID());
if (foundConfig != null) {
retVal.add(entry.getProviderID());
}
}
}
}
log.debug("check if IDPList contain a trusted external IDP, result: {}", !retVal.isEmpty());
return retVal;
}
/**
* Return a SOAP Envelope Body that contains the Response the IdP sent, if there is one.
*
* <p>Returns null if the IdP returned no response at all. Nothing.
*
* @return
*/
private Body getResponseBody(
ExchangeContent spContent, IDPEntry idpEntry, PaosClient paosClient, ClientOptions options) {
String spAssertionConsumerURL = "";
ExchangeContent idpContent = null;
Envelope idpEnvelope = null;
URL idpURL = null;
// Extract idplist from authnrequest and check if the SP supports
// the one that was chosen. If not, complain.
idpURL = determineIdP(spContent.getResponseParts().getHeader(), idpEntry);
spAssertionConsumerURL =
ExtractField.extractAssertionConsumerURL(spContent.getResponseParts().getHeader());
// If no matching idp was found from the list the SP sent...
if (idpURL == null) {
logger.info("The SP did not indicate support for the chosen IdP.");
idpURL = getURL(idpEntry.getLoc()); // Get an assertion from the IdP
// and let the SP trust an
// unknown IdP.
}
// Create the envelope with the AuthnRequest that will be sent to the
// IdP
idpEnvelope = EnvelopeCreator.createIdpEnvelope(spContent.getResponseParts());
// Get the Assertion from the IdP (send AuthnRequest to IdP)
idpContent = getAssertion(paosClient, idpEnvelope, idpURL, options);
// If the IdP sent back anything at all as a response:
if (idpContent != null) {
// Check assertionConsumerURL. If it does not match, send a SOAP
// fault to the SP/endpoint
if (consumerUrlsMatch(idpContent, spAssertionConsumerURL)) {
return idpContent.getResponseParts().getBody();
} else {
logger.debug("AssertionConsumerURLs from AuthnRequest and Response did not match.");
logger.debug("Returning a SOAP fault message to the endpoint.");
return EnvelopeCreator.createSoapFaultBody("AssertionConsumerURLs did not match.");
}
} // else the paosclient has complained about this.
return null;
}
/**
* Extracts the forced IDP list from the session.
*
* @param session The authentication session.
* @return The forced IDPs.
* @throws OAException If organization storage exist check can't be performed.
*/
@SuppressWarnings("unchecked")
private List<String> getForcedIDPs(ISession session) throws OAException {
List<String> retval = new Vector<String>();
IUser oUser = session.getUser();
if (oUser instanceof SAMLRemoteUser) {
SAMLRemoteUser remoteUser = (SAMLRemoteUser) oUser;
String sRemoteIdP = remoteUser.getOrganization();
if (sRemoteIdP != null && _organizationStorage.exists(sRemoteIdP)) {
StringBuffer sbDebug = new StringBuffer();
sbDebug.append("There is a Remote SAML User available in session with ID '");
sbDebug.append(session.getId());
sbDebug.append("' that is known at remote IdP '");
sbDebug.append(sRemoteIdP);
sbDebug.append("' so this IdP will be forced");
_logger.debug(sbDebug.toString());
retval.add(sRemoteIdP);
return retval;
}
}
ISessionAttributes atts = session.getAttributes();
String sGetComplete =
(String) atts.get(ProxyAttributes.class, ProxyAttributes.IDPLIST_GETCOMPLETE);
if (sGetComplete != null) {
_logger.debug(
"Using proxy attribute: " + ProxyAttributes.IDPLIST_GETCOMPLETE + ": " + sGetComplete);
// getcomplete
IDPList idpList = null;
try {
if (_mRemoteIDPLists.containsKey(sGetComplete)) {
idpList = _mRemoteIDPLists.get(sGetComplete).getList();
} else {
RemoteIDPListEntry entry = new RemoteIDPListEntry(sGetComplete, 1000);
idpList = entry.getList();
// DD Add the RemoteIDPListEntry to a map for caching purposes; The getEntry() retrieves
// the list from the url.
_mRemoteIDPLists.put(sGetComplete, entry);
}
if (idpList != null) {
for (IDPEntry entry : idpList.getIDPEntrys()) {
retval.add(entry.getProviderID());
}
}
} catch (ResourceException e) {
_logger.warn("Failed retrieval of IDPList from GetComplete URL: " + sGetComplete, e);
}
}
List<SAML2IDPEntry> idpList =
(List<SAML2IDPEntry>) atts.get(ProxyAttributes.class, ProxyAttributes.IDPLIST);
if (idpList != null) {
if (_logger.isDebugEnabled()) {
StringBuffer sbMessage = new StringBuffer("Using proxy attribute ");
sbMessage.append(ProxyAttributes.IDPLIST);
sbMessage.append(": ").append(idpList);
_logger.debug(sbMessage);
}
for (SAML2IDPEntry entry : idpList) {
// DD We currently ignore the proxied SAML2IDPEntry.getName() (friendlyname) and
// SAML2IDPEntry.getLoc()
String sID = entry.getProviderID();
if (sID != null) {
if (!retval.contains(sID)) retval.add(sID);
}
}
}
Collection cForcedOrganizations =
(Collection)
atts.get(
com.alfaariss.oa.util.session.ProxyAttributes.class,
com.alfaariss.oa.util.session.ProxyAttributes.FORCED_ORGANIZATIONS);
if (cForcedOrganizations != null) {
if (_logger.isDebugEnabled()) {
StringBuffer sbMessage = new StringBuffer("Using proxy attribute ");
sbMessage.append(com.alfaariss.oa.util.session.ProxyAttributes.FORCED_ORGANIZATIONS);
sbMessage.append(": ").append(cForcedOrganizations);
_logger.debug(sbMessage);
}
for (Object oForceOrganization : cForcedOrganizations) {
String sForceOrganization = (String) oForceOrganization;
if (!retval.contains(sForceOrganization)) retval.add(sForceOrganization);
}
}
return retval;
}
/**
* Read the list of supported IDPs that the SP sent and determine if the chosen IdP is supported.
* Request = opensaml ECP request header.
*
* @param header
* @return
*/
public URL determineIdP(Header header, IDPEntry idpEntry) {
IDPList idpList = null;
List<XMLObject> list = header.getUnknownXMLObjects();
for (XMLObject xmlObject : list) {
if (xmlObject.getElementQName().equals(Request.DEFAULT_ELEMENT_NAME)) {
idpList = ((Request) xmlObject).getIDPList();
}
}
// If the list from the SP contains the same entry that
// was chosen by the client...
if (idpList != null) {
for (IDPEntry spIdpEntry : idpList.getIDPEntrys()) {
if (spIdpEntry.getName() != null
&& spIdpEntry.getLoc() != null
&& idpEntry.getProviderID() != null)
if (spIdpEntry.getName().equals(idpEntry.getName()))
if (spIdpEntry.getLoc().equals(idpEntry.getLoc()))
if (spIdpEntry.getProviderID().equals(idpEntry.getProviderID()))
return getURL(spIdpEntry.getLoc());
}
}
return null;
}