shiro+多tomcat+redis实现session共享

红色部分为session共享的核心

<dependency>
    <groupId>org.crazycake</groupId>
    <artifactId>shiro-redis</artifactId>
    <version>2.4.2.1-RELEASE</version>
    <exclusions>
        <exclusion>
            <artifactId>shiro-core</artifactId>
            <groupId>org.apache.shiro</groupId>
        </exclusion>
    </exclusions>
</dependency>

@Configuration
public class ShiroConfig {

    @Bean(name = "shiroFilter")
    public ShiroFilterFactoryBean shiroFilter(SecurityManager securityManager) {
        ShiroFilterFactoryBean shiroFilterFactoryBean = new ShiroFilterFactoryBean();
        shiroFilterFactoryBean.setSecurityManager(securityManager);
        shiroFilterFactoryBean.setLoginUrl("/login.html");
        shiroFilterFactoryBean.setUnauthorizedUrl("/login.html");
//        shiroFilterFactoryBean.setLoginUrl("/loanFlow/user/aaa");
//        shiroFilterFactoryBean.setUnauthorizedUrl("/notRole");
        Map<String, String> filterChainDefinitionMap = new LinkedHashMap<>();
        // <!-- authc:所有url都必须认证通过才可以访问; anon:所有url都都可以匿名访问-->
        filterChainDefinitionMap.put("/loanFlow/user/login", "anon");
        filterChainDefinitionMap.put("/loanFlow/user/getPicCode", "anon");
        filterChainDefinitionMap.put("/loanFlow/user/getPhoneCode", "anon");
        filterChainDefinitionMap.put("/loanFlow/user/register", "anon");
        filterChainDefinitionMap.put("/loanFlow/user/adminLogin", "anon");
        filterChainDefinitionMap.put("/loanFlow/user/forgetPwd", "anon");
        filterChainDefinitionMap.put("/loanFlow/pay/notifyUrl", "anon");
        filterChainDefinitionMap.put("/loanFlow/codeList/scanningCode", "anon");
        filterChainDefinitionMap.put("/", "anon");
        shiroFilterFactoryBean.setFilterChainDefinitionMap(filterChainDefinitionMap);
        System.out.println("Shiro拦截器工厂类注入成功");
        return shiroFilterFactoryBean;

    }

    @Bean
    public RedisManager redisManager() {
        RedisManager redisManager = new RedisManager();
        redisManager.setHost("139.9.206.233");
        redisManager.setPort(6379);
        redisManager.setExpire(1800);// 配置缓存过期时间
        redisManager.setTimeout(3000);
        return redisManager;
    }
    @Bean
    public RedisSessionDAO redisSessionDAO(RedisManager redisManager) {
        RedisSessionDAO redisSessionDAO = new RedisSessionDAO();
        redisSessionDAO.setRedisManager(redisManager);
        return redisSessionDAO;
    }
    /**
     * shiro session的管理
     */
    @Bean
    public DefaultWebSessionManager redisSessionManager(RedisSessionDAO redisSessionDAO) {
        DefaultWebSessionManager sessionManager = new DefaultWebSessionManager();
        sessionManager.setSessionDAO(redisSessionDAO);
        return sessionManager;
    }
    @Bean
    public RedisCacheManager redisCacheManager(RedisManager redisManager) {
        RedisCacheManager redisCacheManager = new RedisCacheManager();
        redisCacheManager.setRedisManager(redisManager);
        return redisCacheManager;
    }


    @Bean
    public SecurityManager securityManager(DefaultWebSessionManager redisSessionManager,RedisCacheManager redisCacheManager) {
        DefaultWebSecurityManager defaultSecurityManager = new DefaultWebSecurityManager();
        defaultSecurityManager.setRealm(customRealm());
        defaultSecurityManager.setRememberMeManager(rememberMeManager());
        defaultSecurityManager.setSessionManager(redisSessionManager);
        defaultSecurityManager.setCacheManager(redisCacheManager);
        return defaultSecurityManager;
    }

//    @Bean
//    public DefaultWebSecurityManager securityManager(UserRealm userRealm,DefaultWebSessionManager redisSessionManager,RedisCacheManager redisCacheManager){
//        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
//        securityManager.setRealm(userRealm);
//        securityManager.setSessionManager(redisSessionManager);
//        securityManager.setCacheManager(redisCacheManager);
//        return securityManager;
//    }

    @Bean
    public CustomRealm customRealm() {
        CustomRealm customRealm = new CustomRealm();
        return customRealm;
    }

    /**
     * Shiro生命周期处理器
     *
     * @return
     */
    @Bean
    public LifecycleBeanPostProcessor lifecycleBeanPostProcessor() {
        return new LifecycleBeanPostProcessor();
    }

    /**
     * 开启Shiro的注解(如@RequiresRoles,@RequiresPermissions),需借助SpringAOP扫描使用Shiro注解的类,并在必要时进行安全逻辑验证
     * 配置以下两个bean(DefaultAdvisorAutoProxyCreator(可选)和AuthorizationAttributeSourceAdvisor)即可实现此功能
     * 不要使用 DefaultAdvisorAutoProxyCreator 会出现二次代理的问题，这里不详述
     *
     * @return
     */
    @Bean
    @DependsOn({"lifecycleBeanPostProcessor"})
    public DefaultAdvisorAutoProxyCreator advisorAutoProxyCreator(){
        DefaultAdvisorAutoProxyCreator advisorAutoProxyCreator = new DefaultAdvisorAutoProxyCreator();
        advisorAutoProxyCreator.setProxyTargetClass(true);
        return advisorAutoProxyCreator;
    }

    /**
     * 开启Shiro注解通知器
     */
    @Bean
    public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(
            @Qualifier("securityManager") SecurityManager securityManager) {
        AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor = new AuthorizationAttributeSourceAdvisor();
        authorizationAttributeSourceAdvisor.setSecurityManager(securityManager);
        return authorizationAttributeSourceAdvisor;
    }

    /**
     * cookie对象;
     * 记住密码实现起来也是比较简单的，主要看下是如何实现的。
     *
     * @return
     */
    @Bean
    public SimpleCookie rememberMeCookie() {
        System.out.println("ShiroConfiguration.rememberMeCookie()");
        //这个参数是cookie的名称，对应前端的checkbox的name = rememberMe
        SimpleCookie simpleCookie = new SimpleCookie("rememberMe");
        //<!-- 记住我cookie生效时间30天 ,单位秒;-->
        simpleCookie.setMaxAge(259200);
        return simpleCookie;
    }

    /**
     * cookie管理对象;
     *
     * @return
     */
    @Bean
    public CookieRememberMeManager rememberMeManager() {
        System.out.println("ShiroConfiguration.rememberMeManager()");
        CookieRememberMeManager cookieRememberMeManager = new CookieRememberMeManager();
        cookieRememberMeManager.setCookie(rememberMeCookie());
        return cookieRememberMeManager;
    }


}
成功后redis