Examples with ServletAuthenticationConstraintHandler io.undertow.servlet.handlers.security.ServletAuthenticationConstraintHandler used on opensource projects

Example 1 with ServletAuthenticationConstraintHandler

use of io.undertow.servlet.handlers.security.ServletAuthenticationConstraintHandler in project undertow by undertow-io.

the class DeploymentManagerImpl method setupSecurityHandlers.

/**
 * sets up the outer security handlers.
 * <p>
 * the handler that actually performs the access check happens later in the chain, it is not setup here
 *
 * @param initialHandler The handler to wrap with security handlers
 */
private HttpHandler setupSecurityHandlers(HttpHandler initialHandler) {
    final DeploymentInfo deploymentInfo = deployment.getDeploymentInfo();
    final LoginConfig loginConfig = deploymentInfo.getLoginConfig();
    HttpHandler current = initialHandler;
    current = new SSLInformationAssociationHandler(current);
    final SecurityPathMatches securityPathMatches = buildSecurityConstraints();
    securityPathMatches.logWarningsAboutUncoveredMethods();
    current = new ServletAuthenticationCallHandler(current);
    for (HandlerWrapper wrapper : deploymentInfo.getSecurityWrappers()) {
        current = wrapper.wrap(current);
    }
    if (deploymentInfo.isDisableCachingForSecuredPages()) {
        current = Handlers.predicate(Predicates.authRequired(), Handlers.disableCache(current), current);
    }
    if (!securityPathMatches.isEmpty()) {
        current = new ServletAuthenticationConstraintHandler(current);
    }
    current = new ServletConfidentialityConstraintHandler(deploymentInfo.getConfidentialPortManager(), current);
    if (!securityPathMatches.isEmpty()) {
        current = new ServletSecurityConstraintHandler(securityPathMatches, current);
    }
    HandlerWrapper initialSecurityWrapper = deploymentInfo.getInitialSecurityWrapper();
    String mechName = null;
    if (initialSecurityWrapper == null) {
        final Map<String, AuthenticationMechanismFactory> factoryMap = new HashMap<>(deploymentInfo.getAuthenticationMechanisms());
        final IdentityManager identityManager = deploymentInfo.getIdentityManager();
        if (!factoryMap.containsKey(BASIC_AUTH)) {
            factoryMap.put(BASIC_AUTH, BasicAuthenticationMechanism.FACTORY);
        }
        if (!factoryMap.containsKey(FORM_AUTH)) {
            factoryMap.put(FORM_AUTH, ServletFormAuthenticationMechanism.FACTORY);
        }
        if (!factoryMap.containsKey(DIGEST_AUTH)) {
            factoryMap.put(DIGEST_AUTH, DigestAuthenticationMechanism.FACTORY);
        }
        if (!factoryMap.containsKey(CLIENT_CERT_AUTH)) {
            factoryMap.put(CLIENT_CERT_AUTH, ClientCertAuthenticationMechanism.FACTORY);
        }
        if (!factoryMap.containsKey(ExternalAuthenticationMechanism.NAME)) {
            factoryMap.put(ExternalAuthenticationMechanism.NAME, ExternalAuthenticationMechanism.FACTORY);
        }
        if (!factoryMap.containsKey(GenericHeaderAuthenticationMechanism.NAME)) {
            factoryMap.put(GenericHeaderAuthenticationMechanism.NAME, GenericHeaderAuthenticationMechanism.FACTORY);
        }
        List<AuthenticationMechanism> authenticationMechanisms = new LinkedList<>();
        if (deploymentInfo.isUseCachedAuthenticationMechanism()) {
            authenticationMechanisms.add(new CachedAuthenticatedSessionMechanism(identityManager));
        }
        if (loginConfig != null || deploymentInfo.getJaspiAuthenticationMechanism() != null) {
            // we don't allow multipart requests, and use the default encoding when it's set
            FormEncodedDataDefinition formEncodedDataDefinition = new FormEncodedDataDefinition();
            String reqEncoding = deploymentInfo.getDefaultRequestEncoding();
            if (reqEncoding == null) {
                reqEncoding = deploymentInfo.getDefaultEncoding();
            }
            if (reqEncoding != null) {
                formEncodedDataDefinition.setDefaultEncoding(reqEncoding);
            }
            FormParserFactory parser = FormParserFactory.builder(false).addParser(formEncodedDataDefinition).build();
            List<AuthMethodConfig> authMethods = Collections.<AuthMethodConfig>emptyList();
            if (loginConfig != null) {
                authMethods = loginConfig.getAuthMethods();
            }
            for (AuthMethodConfig method : authMethods) {
                AuthenticationMechanismFactory factory = factoryMap.get(method.getName());
                if (factory == null) {
                    throw UndertowServletMessages.MESSAGES.unknownAuthenticationMechanism(method.getName());
                }
                if (mechName == null) {
                    mechName = method.getName();
                }
                final Map<String, String> properties = new HashMap<>();
                properties.put(AuthenticationMechanismFactory.CONTEXT_PATH, deploymentInfo.getContextPath());
                properties.put(AuthenticationMechanismFactory.REALM, loginConfig.getRealmName());
                properties.put(AuthenticationMechanismFactory.ERROR_PAGE, loginConfig.getErrorPage());
                properties.put(AuthenticationMechanismFactory.LOGIN_PAGE, loginConfig.getLoginPage());
                properties.putAll(method.getProperties());
                String name = method.getName().toUpperCase(Locale.US);
                // The mechanism name is passed in from the HttpServletRequest interface as the name reported needs to be
                // comparable using '=='
                name = name.equals(FORM_AUTH) ? FORM_AUTH : name;
                name = name.equals(BASIC_AUTH) ? BASIC_AUTH : name;
                name = name.equals(DIGEST_AUTH) ? DIGEST_AUTH : name;
                name = name.equals(CLIENT_CERT_AUTH) ? CLIENT_CERT_AUTH : name;
                authenticationMechanisms.add(factory.create(name, identityManager, parser, properties));
            }
        }
        deployment.setAuthenticationMechanisms(authenticationMechanisms);
        // if the JASPI auth mechanism is set then it takes over
        if (deploymentInfo.getJaspiAuthenticationMechanism() == null) {
            current = new AuthenticationMechanismsHandler(current, authenticationMechanisms);
        } else {
            current = new AuthenticationMechanismsHandler(current, Collections.<AuthenticationMechanism>singletonList(deploymentInfo.getJaspiAuthenticationMechanism()));
        }
        current = new CachedAuthenticatedSessionHandler(current, this.deployment.getServletContext());
    }
    List<NotificationReceiver> notificationReceivers = deploymentInfo.getNotificationReceivers();
    if (!notificationReceivers.isEmpty()) {
        current = new NotificationReceiverHandler(current, notificationReceivers);
    }
    if (initialSecurityWrapper == null) {
        // TODO - A switch to constraint driven could be configurable, however before we can support that with servlets we would
        // need additional tracking within sessions if a servlet has specifically requested that authentication occurs.
        SecurityContextFactory contextFactory = deploymentInfo.getSecurityContextFactory();
        if (contextFactory == null) {
            contextFactory = SecurityContextFactoryImpl.INSTANCE;
        }
        current = new SecurityInitialHandler(deploymentInfo.getAuthenticationMode(), deploymentInfo.getIdentityManager(), mechName, contextFactory, current);
    } else {
        current = initialSecurityWrapper.wrap(current);
    }
    return current;
}