Examples with PasswordPolicyAuthenticationRequestHandler org.ldaptive.auth.ext.PasswordPolicyAuthenticationRequestHandler used on opensource projects

Example 1 with PasswordPolicyAuthenticationRequestHandler

use of org.ldaptive.auth.ext.PasswordPolicyAuthenticationRequestHandler in project cas by apereo.

the class LdapUtils method createLdapPasswordPolicyConfiguration.

/**
 * Create ldap password policy configuration.
 *
 * @param passwordPolicy the password policy
 * @param authenticator  the authenticator
 * @param attributes     the attributes
 * @return the password policy context
 */
public static PasswordPolicyContext createLdapPasswordPolicyConfiguration(final LdapPasswordPolicyProperties passwordPolicy, final Authenticator authenticator, final Multimap<String, Object> attributes) {
    val cfg = new PasswordPolicyContext(passwordPolicy);
    val requestHandlers = new HashSet<>();
    val responseHandlers = new HashSet<>();
    val customPolicyClass = passwordPolicy.getCustomPolicyClass();
    if (StringUtils.isNotBlank(customPolicyClass)) {
        try {
            LOGGER.debug("Configuration indicates use of a custom password policy handler [{}]", customPolicyClass);
            val clazz = (Class<AuthenticationResponseHandler>) Class.forName(customPolicyClass);
            responseHandlers.add(clazz.getDeclaredConstructor().newInstance());
        } catch (final Exception e) {
            LoggingUtils.warn(LOGGER, "Unable to construct an instance of the password policy handler", e);
        }
    }
    LOGGER.debug("Password policy authentication response handler is set to accommodate directory type: [{}]", passwordPolicy.getType());
    switch(passwordPolicy.getType()) {
        case AD:
            responseHandlers.add(new ActiveDirectoryAuthenticationResponseHandler(Period.ofDays(cfg.getPasswordWarningNumberOfDays())));
            Arrays.stream(ActiveDirectoryAuthenticationResponseHandler.ATTRIBUTES).forEach(a -> {
                LOGGER.debug("Configuring authentication to retrieve password policy attribute [{}]", a);
                attributes.put(a, a);
            });
            break;
        case FreeIPA:
            Arrays.stream(FreeIPAAuthenticationResponseHandler.ATTRIBUTES).forEach(a -> {
                LOGGER.debug("Configuring authentication to retrieve password policy attribute [{}]", a);
                attributes.put(a, a);
            });
            responseHandlers.add(new FreeIPAAuthenticationResponseHandler(Period.ofDays(cfg.getPasswordWarningNumberOfDays()), cfg.getLoginFailures()));
            break;
        case EDirectory:
            Arrays.stream(EDirectoryAuthenticationResponseHandler.ATTRIBUTES).forEach(a -> {
                LOGGER.debug("Configuring authentication to retrieve password policy attribute [{}]", a);
                attributes.put(a, a);
            });
            responseHandlers.add(new EDirectoryAuthenticationResponseHandler(Period.ofDays(cfg.getPasswordWarningNumberOfDays())));
            break;
        default:
            requestHandlers.add(new PasswordPolicyAuthenticationRequestHandler());
            responseHandlers.add(new PasswordPolicyAuthenticationResponseHandler());
            responseHandlers.add(new PasswordExpirationAuthenticationResponseHandler());
            break;
    }
    if (!requestHandlers.isEmpty()) {
        authenticator.setRequestHandlers(requestHandlers.toArray(AuthenticationRequestHandler[]::new));
    }
    authenticator.setResponseHandlers(responseHandlers.toArray(AuthenticationResponseHandler[]::new));
    LOGGER.debug("LDAP authentication response handlers configured are: [{}]", responseHandlers);
    if (!passwordPolicy.isAccountStateHandlingEnabled()) {
        cfg.setAccountStateHandler((response, configuration) -> new ArrayList<>(0));
        LOGGER.trace("Handling LDAP account states is disabled via CAS configuration");
    } else if (StringUtils.isNotBlank(passwordPolicy.getWarningAttributeName()) && StringUtils.isNotBlank(passwordPolicy.getWarningAttributeValue())) {
        val accountHandler = new OptionalWarningLdapAccountStateHandler();
        accountHandler.setDisplayWarningOnMatch(passwordPolicy.isDisplayWarningOnMatch());
        accountHandler.setWarnAttributeName(passwordPolicy.getWarningAttributeName());
        accountHandler.setWarningAttributeValue(passwordPolicy.getWarningAttributeValue());
        accountHandler.setAttributesToErrorMap(passwordPolicy.getPolicyAttributes());
        cfg.setAccountStateHandler(accountHandler);
        LOGGER.debug("Configuring an warning account state handler for LDAP authentication for warning attribute [{}] and value [{}]", passwordPolicy.getWarningAttributeName(), passwordPolicy.getWarningAttributeValue());
    } else {
        val accountHandler = new DefaultLdapAccountStateHandler();
        accountHandler.setAttributesToErrorMap(passwordPolicy.getPolicyAttributes());
        cfg.setAccountStateHandler(accountHandler);
        LOGGER.debug("Configuring the default account state handler for LDAP authentication");
    }
    return cfg;
}