Examples with TokenExchangeSamlProtocol org.keycloak.protocol.oidc.endpoints.TokenEndpoint.TokenExchangeSamlProtocol used on opensource projects

Example 1 with TokenExchangeSamlProtocol

use of org.keycloak.protocol.oidc.endpoints.TokenEndpoint.TokenExchangeSamlProtocol in project keycloak by keycloak.

the class DefaultTokenExchangeProvider method exchangeClientToSAML2Client.

protected Response exchangeClientToSAML2Client(UserModel targetUser, UserSessionModel targetUserSession, String requestedTokenType, ClientModel targetClient, String audience, String scope) {
    // Create authSession with target SAML 2.0 client and authenticated user
    LoginProtocolFactory factory = (LoginProtocolFactory) session.getKeycloakSessionFactory().getProviderFactory(LoginProtocol.class, SamlProtocol.LOGIN_PROTOCOL);
    SamlService samlService = (SamlService) factory.createProtocolEndpoint(realm, event);
    ResteasyProviderFactory.getInstance().injectProperties(samlService);
    AuthenticationSessionModel authSession = samlService.getOrCreateLoginSessionForIdpInitiatedSso(session, realm, targetClient, null);
    if (authSession == null) {
        logger.error("SAML assertion consumer url not set up");
        throw new CorsErrorResponseException(cors, OAuthErrorException.INVALID_CLIENT, "Client requires assertion consumer url set up", Response.Status.BAD_REQUEST);
    }
    authSession.setAuthenticatedUser(targetUser);
    event.session(targetUserSession);
    AuthenticationManager.setClientScopesInSession(authSession);
    ClientSessionContext clientSessionCtx = TokenManager.attachAuthenticationSession(this.session, targetUserSession, authSession);
    updateUserSessionFromClientAuth(targetUserSession);
    // Create SAML 2.0 Assertion Response
    SamlClient samlClient = new SamlClient(targetClient);
    SamlProtocol samlProtocol = new TokenExchangeSamlProtocol(samlClient).setEventBuilder(event).setHttpHeaders(headers).setRealm(realm).setSession(session).setUriInfo(session.getContext().getUri());
    Response samlAssertion = samlProtocol.authenticated(authSession, targetUserSession, clientSessionCtx);
    if (samlAssertion.getStatus() != 200) {
        throw new CorsErrorResponseException(cors, OAuthErrorException.INVALID_REQUEST, "Can not get SAML 2.0 token", Response.Status.BAD_REQUEST);
    }
    String xmlString = (String) samlAssertion.getEntity();
    String encodedXML = Base64Url.encode(xmlString.getBytes(GeneralConstants.SAML_CHARSET));
    int assertionLifespan = samlClient.getAssertionLifespan();
    AccessTokenResponse res = new AccessTokenResponse();
    res.setToken(encodedXML);
    res.setTokenType("Bearer");
    res.setExpiresIn(assertionLifespan <= 0 ? realm.getAccessCodeLifespan() : assertionLifespan);
    res.setOtherClaims(OAuth2Constants.ISSUED_TOKEN_TYPE, requestedTokenType);
    event.detail(Details.AUDIENCE, targetClient.getClientId());
    event.success();
    return cors.builder(Response.ok(res, MediaType.APPLICATION_JSON_TYPE)).build();
}