Exemple #1
0
  private Document toSAMLResponseDocument(String samlResponse, boolean isPostBinding)
      throws ParsingException {
    InputStream dataStream = null;

    if (isPostBinding) {
      // deal with SAML response from IDP
      dataStream = PostBindingUtil.base64DecodeAsStream(samlResponse);
    } else {
      // deal with SAML response from IDP
      dataStream = RedirectBindingUtil.base64DeflateDecode(samlResponse);
    }

    try {
      return DocumentUtil.getDocument(dataStream);
    } catch (Exception e) {
      logger.samlResponseFromIDPParsingFailed();
      throw new ParsingException("", e);
    }
  }
Exemple #2
0
  public boolean handleSAML11UnsolicitedResponse(
      HttpServletRequest request, HttpServletResponse response) throws IOException {
    String samlResponse = request.getParameter(GeneralConstants.SAML_RESPONSE_KEY);

    Principal principal = request.getUserPrincipal();

    // If we have already authenticated the user and there is no request from IDP or logout from
    // user
    if (principal != null) {
      return true;
    }

    HttpSession session = request.getSession(true);

    // See if we got a response from IDP
    if (isNotNull(samlResponse)) {
      boolean isValid = false;
      try {
        isValid = validate(request);
      } catch (Exception e) {
        logger.samlSPHandleRequestError(e);
        throw new IOException();
      }
      if (!isValid) {
        throw new IOException(ErrorCodes.VALIDATION_CHECK_FAILED);
      }

      try {
        InputStream base64DecodedResponse = null;

        if ("GET".equalsIgnoreCase(request.getMethod())) {
          base64DecodedResponse = RedirectBindingUtil.base64DeflateDecode(samlResponse);
        } else {
          base64DecodedResponse = PostBindingUtil.base64DecodeAsStream(samlResponse);
        }

        SAMLParser parser = new SAMLParser();
        SAML11ResponseType saml11Response =
            (SAML11ResponseType) parser.parse(base64DecodedResponse);

        List<SAML11AssertionType> assertions = saml11Response.get();
        if (assertions.size() > 1) {
          logger.trace("More than one assertion from IDP. Considering the first one.");
        }
        String username = null;
        List<String> roles = new ArrayList<String>();
        SAML11AssertionType assertion = assertions.get(0);
        if (assertion != null) {
          // Get the subject
          List<SAML11StatementAbstractType> statements = assertion.getStatements();
          for (SAML11StatementAbstractType statement : statements) {
            if (statement instanceof SAML11AuthenticationStatementType) {
              SAML11AuthenticationStatementType subStat =
                  (SAML11AuthenticationStatementType) statement;
              SAML11SubjectType subject = subStat.getSubject();
              username = subject.getChoice().getNameID().getValue();
            }
          }
          roles = AssertionUtil.getRoles(assertion, null);
        }

        return true;
      } catch (Exception e) {
        logger.samlSPHandleRequestError(e);
      }
    }

    return false;
  }