/**
* Get an envelope with an assertion from the IdP. If this returns null, something went wrong
* between the IdP and Client.
*
* @param paosClient
* @param spContent ExchangeContent that contains the e
* @param idpURL
* @return
*/
public ExchangeContent getAssertion(
PaosClient paosClient, Envelope idpEnvelope, URL idpURL, ClientOptions options) {
ExchangeContent idpContent = null;
if (verbose) {
System.out.println("Forwarding Authnrequest to " + idpURL.toString());
System.out.println(ParseHelper.anythingToXMLString(idpEnvelope));
}
String principal = options.getPrincipal();
String credentials = options.getCredentials();
// Set the login credentials at IdP exchangecontent.
idpContent = new ExchangeContent(idpEnvelope, createRealmResolver(principal, credentials));
logger.debug("\nWill forward the request to: " + idpURL.toString() + "\n");
// Send everything to the IdP.
idpContent = paosClient.send(idpURL, idpContent);
// If this does not exist, something went wrong @
// PaosClient.
return idpContent;
}
/**
* Send a GET request to an SP. Receive an AuthnRequest in the spContent.
*
* @param spURL
* @param paosClient
* @return
*/
private ExchangeContent getRequestToSP(URL spURL, PaosClient paosClient) {
// Create a new, empty SP ExchangeContent.
ExchangeContent spContent = new ExchangeContent(null, null);
// Send a PAOS GET request to the given SP endpoint.
spContent = paosClient.sendHttpGETRequest(spURL, spContent);
if (verbose) {
System.out.println(
"AuthnRequest from SP: \n"
+ new String(
ParseHelper.anythingToXMLString(spContent.getResponseParts().getBody())));
}
return spContent;
}
/**
* Access some resource at a SP. Returns an ExchangeContent object that contains the response that
* was sent from the IdP.
*
* @param spHost
* @param spPort
* @param spUri
* @throws Exception
*/
public ExchangeContent accessResource(
ClientOptions options, IDPEntry idpEntry, HttpClient httpClient) {
PaosClient paosClient = null;
ExchangeContent spContent = null;
URL assertionConsumerEndpoint = null;
// Set parameters from options in args.
setParameters(options);
// Create a Paos HttpClient.
paosClient = new PaosClient(httpClient);
// Get the AuthnRequest from the SP
spContent = getRequestToSP(options.getSpURL(), paosClient);
if (spContent.getResponseParts() != null) {
String spAssertionConsumer =
ExtractField.extractAssertionConsumerURL(spContent.getResponseParts().getHeader());
// Check if we received an AuthnRequest as a response.
// validate(spContent.getEnvelope.getbody.getUnknownXMLObjects);
// Get the SOAP Envelope Body from the IdP that contains the
// response or a soap fault.
Body body = getResponseBody(spContent, idpEntry, paosClient, options);
if (body != null) {
if (verbose) {
System.out.println("Received from idp: \n" + ParseHelper.anythingToXMLString(body));
}
logger.debug("Received from idp: \n" + ParseHelper.anythingToXMLString(body));
}
// Build the envelope you want to send.
Envelope assertionEnvelope = EnvelopeCreator.createSpResponseEnvelope(body);
// Build an empty exchangeContent with the envelope
ExchangeContent assertionContent = new ExchangeContent(assertionEnvelope, null);
// Turn the assertionConsumer string into an URL
assertionConsumerEndpoint = getURL(spAssertionConsumer);
// Add the sp session cookie back
assertionContent.setCookieField(spContent.getCookieField());
// Send the exchangeContent.
assertionContent = paosClient.send(assertionConsumerEndpoint, assertionContent);
String envelopeString = ParseHelper.anythingToXMLString(assertionEnvelope);
System.out.println("Sending envelope to SP endpoint: " + options.getSpEndpoint());
System.out.println(envelopeString);
logger.info("Sent to SP: \n" + envelopeString);
if (assertionContent.getOtherResponse() != null) {
System.out.println("Response received from SP: \n");
System.out.println(new String(assertionContent.getOtherResponse()));
}
// This return is unnecessary in a normal SP exchange.
return assertionContent;
}
logger.debug("The SP did not respond to the GET request.");
return null; // :(
}
