springboot前后端分離集成CAS單點登錄(統(tǒng)一認證)
最近公司接了一個項目,甲方需要集成到金智系統(tǒng)登錄,他們的數(shù)據(jù)在那邊,然后需要使用cas來完成,網(wǎng)上了解了一下 大概就是通過cas系統(tǒng)來攔截請求驗票,重定向到指定url登錄以后再調(diào)回來處理請求接口
大致流程如下
1. 在Maven項目中引入CAS(Central Authentication Service)客戶端核心庫。CAS是一個開源的企業(yè)級單點登錄解決方案,用于實現(xiàn)Web應用程序的集中認證和授權(quán)。
<dependency> <groupId>org.jasig.cas.client</groupId> <artifactId>cas-client-core</artifactId> <version>3.5.0</version> </dependency>
2.yml配置cas
3.cas配置類
@Configuration @Slf4j @ConditionalOnProperty(value = "cas.loginType", havingValue = "cas") public class CasFilterConfig { /** * 需要走cas攔截的地址(/* 所有地址都攔截) */ @Value("${cas.urlPattern:/*}") private String filterUrl; /** * 默認的cas地址,防止通過 配置信息獲取不到 */ @Value("${cas.server-url-prefix}") private String casServerUrl; /** * 應用訪問地址(這個地址需要在cas服務端進行配置) */ @Value("${cas.authentication-url}") private String authenticationUrl; /** * 應用訪問地址(這個地址需要在cas服務端進行配置) */ @Value("${cas.client-host-url}") private String appServerUrl; @Bean public ServletListenerRegistrationBean servletListenerRegistrationBean() { log.info(" \n cas 單點登錄配置 \n appServerUrl = " + appServerUrl + "\n casServerUrl = " + casServerUrl); log.info(" servletListenerRegistrationBean "); ServletListenerRegistrationBean listenerRegistrationBean = new ServletListenerRegistrationBean(); listenerRegistrationBean.setListener(new SingleSignOutHttpSessionListener()); listenerRegistrationBean.setOrder(Ordered.HIGHEST_PRECEDENCE); return listenerRegistrationBean; } /** * 單點登錄退出 * * @return */ @Bean public FilterRegistrationBean singleSignOutFilter() { log.info(" servletListenerRegistrationBean "); FilterRegistrationBean registrationBean = new FilterRegistrationBean(); registrationBean.setFilter(new SingleSignOutFilter()); registrationBean.addUrlPatterns(filterUrl); registrationBean.addInitParameter("casServerUrlPrefix", casServerUrl); registrationBean.setName("CAS Single Sign Out Filter"); registrationBean.setOrder(1); return registrationBean; } /** * 單點登錄認證 * * @return */ @Bean public FilterRegistrationBean AuthenticationFilter() { log.info(" AuthenticationFilter "); FilterRegistrationBean registrationBean = new FilterRegistrationBean(); registrationBean.setFilter(new AuthenticationFilter()); registrationBean.addUrlPatterns(filterUrl); registrationBean.setName("CAS Filter"); registrationBean.addInitParameter("casServerLoginUrl", casServerUrl); registrationBean.addInitParameter("serverName", appServerUrl); registrationBean.setOrder(1); return registrationBean; } /** * 單點登錄校驗 * * @return */ @Bean public FilterRegistrationBean Cas30ProxyReceivingTicketValidationFilter() { log.info(" Cas30ProxyReceivingTicketValidationFilter "); FilterRegistrationBean registrationBean = new FilterRegistrationBean(); registrationBean.setFilter(new Cas30ProxyReceivingTicketValidationFilter()); registrationBean.addUrlPatterns(filterUrl); registrationBean.setName("CAS Validation Filter"); registrationBean.addInitParameter("casServerUrlPrefix", authenticationUrl); registrationBean.addInitParameter("serverName", appServerUrl); registrationBean.setOrder(1); return registrationBean; } /** * 單點登錄請求包裝 * * @return */ @Bean public FilterRegistrationBean httpServletRequestWrapperFilter() { log.info(" httpServletRequestWrapperFilter "); FilterRegistrationBean registrationBean = new FilterRegistrationBean(); registrationBean.setFilter(new HttpServletRequestWrapperFilter()); registrationBean.addUrlPatterns(filterUrl); registrationBean.setName("CAS HttpServletRequest Wrapper Filter"); registrationBean.setOrder(1); return registrationBean; } }
4.對接cas統(tǒng)一認證后接受的用戶信息對象
/** * @Author: * @Date: * @Description: 使用cas對接封裝的cas返回的用戶信息的對象 */ public class CasUtil { private static final Logger LOGGER = LoggerFactory.getLogger(CasUtil.class); /** * cas client 默認的session key */ public final static String CAS = "_const_cas_assertion_"; /** * 封裝CasUserInfo * * @param request * @return */ public static CasUserInfo getCasUserInfoFromCas(HttpServletRequest request) { Object object = request.getSession().getAttribute(CAS); if (null == object) { return null; } Assertion assertion = (Assertion) object; return buildCasUserInfoByCas(assertion); } /** * 構(gòu)建CasUserInfo * * @param assertion * @return */ private static CasUserInfo buildCasUserInfoByCas(Assertion assertion) { if (null == assertion) { LOGGER.error(" Cas沒有獲取到用戶 "); return null; } CasUserInfo casUserInfo = new CasUserInfo(); String userName = assertion.getPrincipal().getName(); LOGGER.info(" cas對接登錄用戶= " + userName); casUserInfo.setUserAccount(userName); //獲取屬性值 Map<String, Object> attributes = assertion.getPrincipal().getAttributes(); Object name = attributes.get("cn"); casUserInfo.setUserName(name == null ? userName : name.toString()); casUserInfo.setAttributes(attributes); return casUserInfo; }
5.用戶信息實體
/** * @Author: * @Date: * @Description: 返回的用戶信息 */ @Setter @Getter public class CasUserInfo { /** 用戶名 */ private String userName; /** 用戶 */ private String userAccount; /** 用戶信息 */ private Map<String, Object> attributes; }
6.驗證統(tǒng)一認證登錄后跳回來的處理
/** * 統(tǒng)一認證成功后跳轉(zhuǎn) * * @return */ @GetMapping(value = "/index") public ResponseVo<String> index(HttpServletRequest request) { CasUserInfo userInfo = CasUtil.getCasUserInfoFromCas(request); log.info("userInfo = " + JSONObject.toJSON(userInfo)); }
統(tǒng)一認證登錄成功以后,回來再根據(jù)用戶信息校驗用戶,生成對應token
7.退出
/** * 統(tǒng)一退出接口 * * @return */ @GetMapping(value = "/logout") public RedirectView logout(HttpServletRequest request) { // 清理緩存 // return "redirect:https://********/logout"; cas的退出 return new RedirectView("https://************/logout"); }
最后跳轉(zhuǎn)回來的時候因為url里面帶了;被攔截報錯
The request was rejected because the URL contained a potentially malicious String ";"
最后在網(wǎng)上搜了一下相關(guān)錯誤
解決辦法 在yml配置server加了以下配置
servlet: session: tracking-modes: cookie
到此這篇關(guān)于springboot前后端分離集成CAS單點登錄(統(tǒng)一認證)的文章就介紹到這了,更多相關(guān)springboot CAS單點登錄內(nèi)容請搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家!
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