List of usage examples for org.springframework.security.web.access.intercept FilterSecurityInterceptor isRejectPublicInvocations
public boolean isRejectPublicInvocations()
From source file:org.springframework.security.config.http.DefaultFilterChainValidator.java
private void checkLoginPageIsntProtected(FilterChainProxy fcp, List<Filter> filterStack) { ExceptionTranslationFilter etf = getFilter(ExceptionTranslationFilter.class, filterStack); if (etf == null || !(etf.getAuthenticationEntryPoint() instanceof LoginUrlAuthenticationEntryPoint)) { return;//w ww. j a va 2s . c o m } String loginPage = ((LoginUrlAuthenticationEntryPoint) etf.getAuthenticationEntryPoint()).getLoginFormUrl(); logger.info("Checking whether login URL '" + loginPage + "' is accessible with your configuration"); FilterInvocation loginRequest = new FilterInvocation(loginPage, "POST"); List<Filter> filters = null; try { filters = fcp.getFilters(loginPage); } catch (Exception e) { // May happen legitimately if a filter-chain request matcher requires more // request data than that provided // by the dummy request used when creating the filter invocation. logger.info("Failed to obtain filter chain information for the login page. Unable to complete check."); } if (filters == null || filters.isEmpty()) { logger.debug("Filter chain is empty for the login page"); return; } if (getFilter(DefaultLoginPageGeneratingFilter.class, filters) != null) { logger.debug("Default generated login page is in use"); return; } FilterSecurityInterceptor fsi = getFilter(FilterSecurityInterceptor.class, filters); FilterInvocationSecurityMetadataSource fids = fsi.getSecurityMetadataSource(); Collection<ConfigAttribute> attributes = fids.getAttributes(loginRequest); if (attributes == null) { logger.debug("No access attributes defined for login page URL"); if (fsi.isRejectPublicInvocations()) { logger.warn("FilterSecurityInterceptor is configured to reject public invocations." + " Your login page may not be accessible."); } return; } AnonymousAuthenticationFilter anonPF = getFilter(AnonymousAuthenticationFilter.class, filters); if (anonPF == null) { logger.warn("The login page is being protected by the filter chain, but you don't appear to have" + " anonymous authentication enabled. This is almost certainly an error."); return; } // Simulate an anonymous access with the supplied attributes. AnonymousAuthenticationToken token = new AnonymousAuthenticationToken("key", anonPF.getPrincipal(), anonPF.getAuthorities()); try { fsi.getAccessDecisionManager().decide(token, loginRequest, attributes); } catch (AccessDeniedException e) { logger.warn("Anonymous access to the login page doesn't appear to be enabled. This is almost certainly " + "an error. Please check your configuration allows unauthenticated access to the configured " + "login page. (Simulated access was rejected: " + e + ")"); } catch (Exception e) { // May happen legitimately if a filter-chain request matcher requires more // request data than that provided // by the dummy request used when creating the filter invocation. See SEC-1878 logger.info( "Unable to check access to the login page to determine if anonymous access is allowed. This might be an error, but can happen under normal circumstances.", e); } }