shiro登录认证

- 日理万妓 2022-01-10 06:57 300阅读 0赞

<dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-api</artifactId>
            </dependency>
    
            
            <dependency>
                <groupId>org.apache.shiro</groupId>
                <artifactId>shiro-core</artifactId>
                <version>1.4.1</version>
            </dependency>
            <dependency>
                <groupId>org.apache.shiro</groupId>
                <artifactId>shiro-spring</artifactId>
                <version>1.4.1</version>
            </dependency>
            
            <dependency>
                <groupId>org.projectlombok</groupId>
                <artifactId>lombok</artifactId>
                <version>1.16.14</version>
                <scope>provided</scope>
            </dependency>

package com.xl.xinliao.common.config;
    
    import java.util.*;
    
    import com.xl.xinliao.common.commonEntity.MyShiroRealm;
    import com.xl.xinliao.common.listener.ShiroSessionlistener;
    import org.apache.shiro.authc.credential.HashedCredentialsMatcher;
    import org.apache.shiro.cache.ehcache.EhCacheManager;
    import org.apache.shiro.session.SessionListener;
    import org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor;
    import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
    import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
    import org.apache.shiro.web.servlet.Cookie;
    import org.apache.shiro.web.servlet.ShiroHttpSession;
    import org.apache.shiro.web.servlet.SimpleCookie;
    import org.apache.shiro.web.session.mgt.DefaultWebSessionManager;
    import org.springframework.context.annotation.Bean;
    import org.springframework.context.annotation.Configuration;
    import org.apache.shiro.mgt.SecurityManager;
    import org.springframework.web.servlet.handler.SimpleMappingExceptionResolver;
    
    @Configuration
    public class ShiroConfig {
        @Bean
        public ShiroFilterFactoryBean shirFilter(SecurityManager securityManager) {
            System.out.println("ShiroConfiguration.shirFilter()");
            ShiroFilterFactoryBean shiroFilterFactoryBean = new ShiroFilterFactoryBean();
            shiroFilterFactoryBean.setSecurityManager(securityManager);
    
            // 如果不设置默认会自动寻找Web工程根目录下的"/login.jsp"页面
            shiroFilterFactoryBean.setLoginUrl("/login/");
            //没有权限跳转的url
            shiroFilterFactoryBean.setUnauthorizedUrl("/login/session");
            //拦截器.
            Map<String,String> filterChainDefinitionMap = new LinkedHashMap<String,String>();
            // 配置不会被拦截的链接 顺序判断
            /*定义shiro过滤器,例如实现自定义的FormAuthenticationFilter，需要继承FormAuthenticationFilter
             **本例中暂不自定义实现，在下一节实现验证码的例子中体现
             */
            /*HashMap<String, Filter> myFilters = new HashMap<>();
            myFilters.put("authc", new ShiroControListener());
            shiroFilterFactoryBean.setFilters(myFilters);*/
    
            /*定义shiro过滤链  Map结构
             * Map中key(xml中是指value值)的第一个'/'代表的路径是相对于HttpServletRequest.getContextPath()的值来的
             * anon：它对应的过滤器里面是空的,什么都没做,这里.do和.jsp后面的*表示参数,比方说login.jsp?main这种
             * authc：该过滤器下的页面必须验证后才能访问,它是Shiro内置的一个拦截器org.apache.shiro.web.filter.authc.FormAuthenticationFilter
             */
            filterChainDefinitionMap.put("/css/**", "anon"); //匿名访问静态资源
            filterChainDefinitionMap.put("/font-awesome/**", "anon"); //匿名访问静态资源
            filterChainDefinitionMap.put("/fonts/**", "anon"); //匿名访问静态资源
            filterChainDefinitionMap.put("/js/**", "anon"); //匿名访问静态资源
            filterChainDefinitionMap.put("/lineicons/**", "anon"); //匿名访问静态资源
            filterChainDefinitionMap.put("/favicon.con", "anon"); //匿名访问静态资源
            filterChainDefinitionMap.put("/img/**", "anon"); //匿名访问静态资源
            filterChainDefinitionMap.put("/login/login_sysuser", "anon"); //匿名访问静态资源
            // 不需要拦截的访问
            //配置退出 过滤器,其中的具体的退出代码Shiro已经替我们实现了
            filterChainDefinitionMap.put("/login/logout", "logout");
            //:这是一个坑呢，一不小心代码就不好使了;
            //
            filterChainDefinitionMap.put("/**", "authc");
    
            //未授权界面;
            shiroFilterFactoryBean.setUnauthorizedUrl("/403");
            shiroFilterFactoryBean.setFilterChainDefinitionMap(filterChainDefinitionMap);
            System.out.println("ShiroConfiguration.shirFilter()==");
            return shiroFilterFactoryBean;
        }
    
        /**
         * 凭证匹配器
         * （由于我们的密码校验交给Shiro的SimpleAuthenticationInfo进行处理了
         * ）
         * @return
         */
        @Bean
        public HashedCredentialsMatcher hashedCredentialsMatcher(){
            HashedCredentialsMatcher hashedCredentialsMatcher = new HashedCredentialsMatcher();
            hashedCredentialsMatcher.setHashAlgorithmName("MD5");//散列算法:这里使用MD5算法;
            hashedCredentialsMatcher.setHashIterations(1024);//散列的次数，比如散列两次，相当于 md5(md5(""));
            //storedCredentialsHexEncoded默认是true，此时用的是密码加密用的是Hex编码；false时用Base64编码
            //hashedCredentialsMatcher.setStoredCredentialsHexEncoded(false);
            return hashedCredentialsMatcher;
        }
    
        @Bean
        public MyShiroRealm myShiroRealm(){
            MyShiroRealm myShiroRealm = new MyShiroRealm();
            myShiroRealm.setCredentialsMatcher(hashedCredentialsMatcher());
            myShiroRealm.setCachingEnabled(true);
            return myShiroRealm;
        }
    
        @Bean
        public SecurityManager securityManager(){
            DefaultWebSecurityManager securityManager =  new DefaultWebSecurityManager();
            securityManager.setRealm(myShiroRealm());
            ///注入session
            securityManager.setSessionManager(sessionManager());
            return securityManager;
        }
    
        /**
         *  开启shiro aop注解支持.
         *  使用代理方式;所以需要开启代码支持;
         * @param securityManager
         * @return
         */
        /**
         * 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
         * @return
         */
        @Bean
        public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(SecurityManager securityManager){
            AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor = new AuthorizationAttributeSourceAdvisor();
            authorizationAttributeSourceAdvisor.setSecurityManager(securityManager);
            return authorizationAttributeSourceAdvisor;
        }
    
        @Bean(name="simpleMappingExceptionResolver")
        public SimpleMappingExceptionResolver createSimpleMappingExceptionResolver() {
            SimpleMappingExceptionResolver r = new SimpleMappingExceptionResolver();
            Properties mappings = new Properties();
            mappings.setProperty("DatabaseException", "databaseError");//数据库异常处理
            mappings.setProperty("UnauthorizedException","403");
            r.setExceptionMappings(mappings);  // None by default
            r.setDefaultErrorView("error");    // No default
            r.setExceptionAttribute("ex");     // Default is "exception"
            //r.setWarnLogCategory("example.MvcLogger");     // No default
            return r;
        }
    
    
        @Bean
        public DefaultWebSessionManager sessionManager(){
            DefaultWebSessionManager sessionManager=new DefaultWebSessionManager();
            // Cookie模板，支持Set注入，用户可以自定义模板
            Cookie cookie = new SimpleCookie(ShiroHttpSession.DEFAULT_SESSION_ID_NAME);
            // 提升Cookie安全性，防止XSS攻击
            cookie.setHttpOnly(true);
    
            Collection<SessionListener> listeners = new ArrayList<SessionListener>();
            //配置监听
            listeners.add(new ShiroSessionlistener());
            sessionManager.setSessionListeners(listeners);
    
            //全局会话超时时间（单位毫秒），默认30分钟  暂时设置为10秒钟 用来测试
            sessionManager.setGlobalSessionTimeout(1800000);
            //是否开启删除无效的session对象  默认为true
            sessionManager.setDeleteInvalidSessions(true);
            //是否开启定时调度器进行检测过期session 默认为true
            sessionManager.setSessionValidationSchedulerEnabled(true);
            //设置session失效的扫描时间, 清理用户直接关闭浏览器造成的孤立会话 默认为 1个小时
            //设置该属性 就不需要设置 ExecutorServiceSessionValidationScheduler 底层也是默认自动调用ExecutorServiceSessionValidationScheduler
            //暂时设置为 5秒 用来测试
            sessionManager.setSessionValidationInterval(3600000);
            return sessionManager;
        }
    
    
    
    
    
    
    }

package com.xl.xinliao.common.commonEntity;
    
    import com.xl.xinliao.system.entity.SysUser;
    import com.xl.xinliao.system.service.ISysRoleService;
    import com.xl.xinliao.system.service.ISysUserService;
    import org.apache.shiro.authc.*;
    import org.apache.shiro.authz.AuthorizationInfo;
    import org.apache.shiro.authz.SimpleAuthorizationInfo;
    import org.apache.shiro.realm.AuthorizingRealm;
    import org.apache.shiro.subject.PrincipalCollection;
    import org.apache.shiro.util.ByteSource;
    import org.springframework.beans.factory.annotation.Autowired;
    
    public class MyShiroRealm extends AuthorizingRealm {
        @Autowired
        ISysRoleService iSysRoleService;
        @Autowired
        ISysUserService iSysUserService;
    
        @Override
        protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
            String username = (String)principals.getPrimaryPrincipal();
            SimpleAuthorizationInfo authorizationInfo = new SimpleAuthorizationInfo();
            //获取角色权限
            authorizationInfo.setRoles(iSysRoleService.findRoles(username));
            //获取用户访问路径的权限
            authorizationInfo.setStringPermissions(iSysRoleService.findRolePermissions(username));
            return authorizationInfo;
        }
    
        @Override
        protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
            //获取用户的输入的账号.
            UsernamePasswordToken upToken = (UsernamePasswordToken) token;
            String username = upToken.getUsername();//(String)token.getPrincipal();
            //通过username从数据库中查找 SysUser，如果找到：就验证密码的正确性，没找到：返回空，验证失败
            //实际项目中，这里可以根据实际情况做缓存，如果不做，Shiro自己也是有时间间隔机制，2分钟内不会重复执行该方法
            SysUser userInfo = iSysUserService.selectInfoName(username);
            if(userInfo == null){
                return null;
            }
            //System .out.println(userInfo.toString());
            SimpleAuthenticationInfo authenticationInfo = new SimpleAuthenticationInfo(
                    userInfo, //用户实体类
                    userInfo.getPassword(),//用户加盐后的密码
                    ByteSource.Util.bytes(userInfo.getCredentialsSalt()),//用户的盐：login_name+salt
                    this.getName()  //realm name
            );
            return authenticationInfo;
        }
    }

/**
         * 登录接口
         * @param mmap
         * @param sysUser
         * @return
         */
        @RequestMapping("/login_sysuser")//, @PathVariable("id") String id, @RequestParam(value = "name" ,required = false,defaultValue = "0"
        public Object index(ModelMap mmap, SysUser sysUser){
                if (!StringUtils.isEmpty(sysUser)) {
                    try {
                        //shiro密码校验
                        Subject currentUser = SecurityUtils.getSubject();
                        UsernamePasswordToken token = new UsernamePasswordToken(sysUser.getLogin_name(), sysUser.getPassword());//sysUser.getPassword());//sh.toString().toCharArray());
                        //token.setRememberMe(false);
                        currentUser.login(token);
    
                        //查询用户信息
                        SysUser login = iLoginService.selectLogininfor(sysUser);
                        //查询菜单列表
                        List<SysMenu> menus = iSysMenuService.selectInfoJurisdiction(login.getUser_id());
                        mmap.put("user", login);
                        mmap.put("menus", menus);
    
                        //加入session
                        Session session = SecurityUtils.getSubject().getSession();
                        session.setAttribute("userInfo", login);
                        return "index";
                    } catch (Exception E) {
                        //E.printStackTrace();
                        mmap.put("lp", "用户名或密码错误");
                        return "login";
                    }
                }
            return "login";
        }

package com.xl.xinliao.system.entity;
    
    import lombok.Data;
    
    import java.io.Serializable;
    import java.util.Date;
    import java.util.List;
    
    @Data
    public class SysUser implements Serializable {
        private Long user_id;//      bigint(20)    用户ID
        private Long dept_id;//      bigint(20)    部门ID
        private String login_name;//   varchar(30)   登录账号
        private String user_name ;//   varchar(30)   用户昵称
        private String user_type;//    varchar(2)    用户类型（00系统用户）
        private String email;//       varchar(50)   用户邮箱
        private String phonenumber;//  varchar(11)   手机号码
        private String sex;//          char(1)       用户性别（0男 1女 2未知）
        private String avatar;//       varchar(100)  头像路径
        private String password;//     varchar(50)   密码
        private String salt;//         varchar(20)   盐加密
    
        /**
         * 用户盐.
         * @return
         */
        public String getCredentialsSalt(){
            return this.login_name+this.salt;
        }
        //重新对盐重新进行了定义，用户名+salt，这样就更加不容易被破解
    
    }

实现原理  
1.导入相应的pom.xml  
2.加入相应的shiro拦截  
3.MyShiroRealm 用来登录做校验加密内容  
4.然后登录把相应密码传入之后，按照shiro里面的加密规则，与数据库里面加密内容做对比，成功后就会登录成功继续往下走  
本节shiro验证我亲测有效。谢谢支持

第一次入住CSDN博客，有什么不懂的可以在下方留言，我看到会对本节内容做详细解决。有什么也可以和我交流