Examples with GrouperGroupField org.apereo.cas.grouper.GrouperGroupField used on opensource projects

Example 1 with GrouperGroupField

use of org.apereo.cas.grouper.GrouperGroupField in project cas by apereo.

the class GrouperMultifactorAuthenticationPolicyEventResolver method resolveInternal.

@Override
public Set<Event> resolveInternal(final RequestContext context) {
    final RegisteredService service = resolveRegisteredServiceInRequestContext(context);
    final Authentication authentication = WebUtils.getAuthentication(context);
    if (StringUtils.isBlank(grouperField)) {
        LOGGER.debug("No group field is defined to process for Grouper multifactor trigger");
        return null;
    }
    if (authentication == null || service == null) {
        LOGGER.debug("No authentication or service is available to determine event for principal");
        return null;
    }
    final Principal principal = authentication.getPrincipal();
    final Collection<WsGetGroupsResult> results = GrouperFacade.getGroupsForSubjectId(principal.getId());
    if (results.isEmpty()) {
        LOGGER.debug("No groups could be found for [{}] to resolve events for MFA", principal);
        return null;
    }
    final Map<String, MultifactorAuthenticationProvider> providerMap = MultifactorAuthenticationUtils.getAvailableMultifactorAuthenticationProviders(this.applicationContext);
    if (providerMap == null || providerMap.isEmpty()) {
        LOGGER.error("No multifactor authentication providers are available in the application context");
        throw new AuthenticationException();
    }
    final GrouperGroupField groupField = GrouperGroupField.valueOf(grouperField);
    final Set<String> values = results.stream().map(wsGetGroupsResult -> Stream.of(wsGetGroupsResult.getWsGroups())).flatMap(Function.identity()).map(g -> GrouperFacade.getGrouperGroupAttribute(groupField, g)).collect(Collectors.toSet());
    final Optional<MultifactorAuthenticationProvider> providerFound = resolveProvider(providerMap, values);
    if (providerFound.isPresent()) {
        final MultifactorAuthenticationProvider provider = providerFound.get();
        if (provider.isAvailable(service)) {
            LOGGER.debug("Attempting to build event based on the authentication provider [{}] and service [{}]", provider, service.getName());
            final Event event = validateEventIdForMatchingTransitionInContext(provider.getId(), context, buildEventAttributeMap(authentication.getPrincipal(), service, provider));
            return CollectionUtils.wrapSet(event);
        }
        LOGGER.warn("Located multifactor provider [{}], yet the provider cannot be reached or verified", providerFound.get());
        return null;
    }
    LOGGER.debug("No multifactor provider could be found based on [{}]'s Grouper groups", principal.getId());
    return null;
}