SSM+Shiro安全框架
1.1 搭建ssm
(1)引入相关的依赖
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.ykq</groupId>
<artifactId>shiro-ssm</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>war</packaging>
<dependencies>
<!--mysql驱动-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.31</version>
</dependency>
<!--spring的相关依赖-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>5.2.15.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>5.2.15.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>5.2.15.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>5.2.15.RELEASE</version>
</dependency>
<!--mybatis的依赖-->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.5.9</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>2.0.7</version>
</dependency>
<!--lombok-->
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.28</version>
</dependency>
<!--jackson-->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.15.2</version>
</dependency>
<!--jsp servlet-->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
</dependency>
<!--druid依赖-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.2.8</version>
</dependency>
</dependencies>
</project>
(2) spring配置文件
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/mvc https://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">
<!--包扫描-->
<context:component-scan base-package="com.ykq"/>
<!--2.注解驱动-->
<mvc:annotation-driven/>
<!--3.静态资源放行-->
<mvc:default-servlet-handler/>
<!--4.视图解析器-->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/views/"/>
<property name="suffix" value=".jsp"/>
</bean>
<!--数据源-->
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
<property name="username" value="root"/>
<property name="password" value="root"/>
<property name="driverClassName" value="com.mysql.cj.jdbc.Driver"/>
<property name="url" value="jdbc:mysql://localhost:3306/shiro?serverTimezone=Asia/Shanghai"/>
</bean>
<!--SqlSessionFactory 加载mybatis的配置-->
<bean id="sessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<!--映射文件所在的路径-->
<property name="mapperLocations" value="classpath:mapper/*.xml"/>
</bean>
<!--7.设置dao接口的代理实现类-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="sqlSessionFactoryBeanName" value="sessionFactory"/>
<!--dao接口所在的包-->
<property name="basePackage" value="com.ykq.dao"/>
</bean>
<!--事务管理-->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"/>
</bean>
<!--开启事务的注解驱动-->
<tx:annotation-driven/>
</beans>
(3)配置 web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
version="4.0">
<!--配置前端控制器-->
<servlet>
<servlet-name>springmvc</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring.xml</param-value>
</init-param>
<!--tomcat启动时加载该类-->
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springmvc</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
1.2 ssm整合shiro---认证功能
案例:
添加数据库:
/*
Navicat Premium Data Transfer
Source Server : 实训
Source Server Type : MySQL
Source Server Version : 80032
Source Host : localhost:3306
Source Schema : shiro
Target Server Type : MySQL
Target Server Version : 80032
File Encoding : 65001
Date: 06/07/2023 11:16:35
*/
SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;
-- ----------------------------
-- Table structure for permission
-- ----------------------------
DROP TABLE IF EXISTS `permission`;
CREATE TABLE `permission` (
`perid` int(0) NOT NULL AUTO_INCREMENT,
`pername` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL,
`percode` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL,
PRIMARY KEY (`perid`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 9 CHARACTER SET = utf8mb3 COLLATE = utf8mb3_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of permission
-- ----------------------------
INSERT INTO `permission` VALUES (1, '查询用户信息', 'user:query');
INSERT INTO `permission` VALUES (2, '修改用户', 'user:update');
INSERT INTO `permission` VALUES (3, '删除用户', 'user:delete');
INSERT INTO `permission` VALUES (4, '添加用户', 'user:insert');
INSERT INTO `permission` VALUES (5, '导出用户', 'user:export');
-- ----------------------------
-- Table structure for role
-- ----------------------------
DROP TABLE IF EXISTS `role`;
CREATE TABLE `role` (
`roleid` int(0) NOT NULL AUTO_INCREMENT,
`rolename` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL,
PRIMARY KEY (`roleid`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8mb3 COLLATE = utf8mb3_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of role
-- ----------------------------
INSERT INTO `role` VALUES (1, '仓管管理员');
INSERT INTO `role` VALUES (2, 'CEO');
INSERT INTO `role` VALUES (3, '保安');
-- ----------------------------
-- Table structure for role_permission
-- ----------------------------
DROP TABLE IF EXISTS `role_permission`;
CREATE TABLE `role_permission` (
`perid` int(0) NOT NULL,
`roleid` int(0) NOT NULL,
PRIMARY KEY (`perid`, `roleid`) USING BTREE
) ENGINE = InnoDB CHARACTER SET = utf8mb3 COLLATE = utf8mb3_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of role_permission
-- ----------------------------
INSERT INTO `role_permission` VALUES (1, 1);
INSERT INTO `role_permission` VALUES (1, 2);
INSERT INTO `role_permission` VALUES (1, 3);
INSERT INTO `role_permission` VALUES (2, 1);
INSERT INTO `role_permission` VALUES (2, 2);
INSERT INTO `role_permission` VALUES (3, 1);
INSERT INTO `role_permission` VALUES (3, 2);
INSERT INTO `role_permission` VALUES (4, 1);
INSERT INTO `role_permission` VALUES (5, 3);
-- ----------------------------
-- Table structure for user
-- ----------------------------
DROP TABLE IF EXISTS `user`;
CREATE TABLE `user` (
`userid` int(0) NOT NULL AUTO_INCREMENT,
`username` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL,
`userpwd` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL,
`sex` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL,
`address` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL,
`salt` varchar(255) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NULL DEFAULT NULL,
PRIMARY KEY (`userid`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 4 CHARACTER SET = utf8mb3 COLLATE = utf8mb3_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of user
-- ----------------------------
INSERT INTO `user` VALUES (1, 'zhangsan', '4b05a8716a430f71c6911d2e9149092f', '男', '武汉', '07f63bbf285e4719bfee1cc2bb81db33');
INSERT INTO `user` VALUES (2, 'lisi', '99cc11855b41ff3e5f7c0af3c5090a8c', '女', '北京', '2d7e37f019144764ac02aa7220929f93');
INSERT INTO `user` VALUES (3, 'wangwu', '6d70c027801af4dc892ab340d4bf73b6', '女', '成都', '99f6bf1b540145699e6e5c90480105b0');
-- ----------------------------
-- Table structure for user_role
-- ----------------------------
DROP TABLE IF EXISTS `user_role`;
CREATE TABLE `user_role` (
`userid` int(0) NOT NULL,
`roleid` int(0) NOT NULL,
PRIMARY KEY (`userid`, `roleid`) USING BTREE
) ENGINE = InnoDB CHARACTER SET = utf8mb3 COLLATE = utf8mb3_general_ci ROW_FORMAT = Dynamic;
-- ----------------------------
-- Records of user_role
-- ----------------------------
INSERT INTO `user_role` VALUES (1, 1);
INSERT INTO `user_role` VALUES (2, 2);
INSERT INTO `user_role` VALUES (3, 3);
SET FOREIGN_KEY_CHECKS = 1;
(1)引入shiro依赖
<!--shiro-spring整合的依赖-->
<dependency>
<groupId>org.apache.shiro</groupId>
<artifactId>shiro-spring</artifactId>
<version>1.7.0</version>
</dependency>
(2)修改spring配置文件
<!--shiro和spring整合的配置-->
<bean id="securityManager" class="org.apache.shiro.web.mgt.DefaultWebSecurityManager">
<property name="realm" ref="myRealm"/>
</bean>
<bean id="myRealm" class="com.ykq.realm.MyRealm">
<property name="credentialsMatcher" ref="credentialsMatcher"/>
</bean>
<!--加密器-->
<bean id="credentialsMatcher" class="org.apache.shiro.authc.credential.HashedCredentialsMatcher">
<property name="hashAlgorithmName" value="MD5"/>
<property name="hashIterations" value="1024"/>
</bean>
<!--shiro过滤器 id:必须和web.xml里面的过滤器配置的名称对应-->
<bean id="shiroFilter" class="org.apache.shiro.spring.web.ShiroFilterFactoryBean">
<property name="securityManager" ref="securityManager"/>
<!--未登录时跳转的路径-->
<property name="loginUrl" value="/login.jsp"/>
<!--过滤规则-->
<property name="filterChainDefinitions">
<value>
/login=anon
/**=authc
</value>
</property>
</bean>
(3)修改web.xml文件
<!--shiro的过滤器:必须和ShiroFilterFactoryBean的id一致-->
<filter>
<filter-name>shiroFilter</filter-name>
<filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
</filter>
<filter-mapping>
<filter-name>shiroFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
(4)添加一个login.jsp页面
<body>
<form action="/login" method="post">
账号:<input type="text" name="username"/><br><br>
密码:<input type="text" name="password"/><br><br>
<input type="submit" value="登录"/>
</form>
</body>
(5)编写controller层
@Controller
public class LoginController {
@PostMapping("/login")
public String login(LoginVo loginVo){//@RequestBody接受的json对象参数。 不加:表单数据以及地址栏传递的数据
//传递的数据校验
Subject subject = SecurityUtils.getSubject();
UsernamePasswordToken token=new UsernamePasswordToken(loginVo.getUsername(),loginVo.getPasword());
try {
subject.login(token);
return "success"; //经过视图解析器 /WEB-INF/views/success.jsp
}catch (Exception e){
e.printStackTrace();
return "redirect:/login.jsp";
}
}
}
(6)MyRealm修改
public class MyRealm extends AuthorizingRealm {
@Autowired
private UserService userService;
protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
return null;
}
protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
//1.获取登录账号
String username = token.getPrincipal().toString();
//2.根据账号获取用户信息
User user= userService.selectByUsername(username);
if(user!=null){
ByteSource salt=ByteSource.Util.bytes(user.getSalt());
SimpleAuthenticationInfo info=new SimpleAuthenticationInfo(user,user.getUserpwd(),salt,this.getName());
return info;
}
return null;
}
}
(7) UserService的代码
@Service
public class UserServiceImpl implements UserService {
@Autowired
private UserDao userDao;
public User selectByUsername(String username) {
User user = userDao.findByUsername(username);
return user;
}
}
(8)dao方法和映射代码
public interface UserDao {
User findByUsername(String username);
}
mapper层
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<!--namesapce的内容必须和对应的接口路径映射-->
<mapper namespace="com.ykq.dao.UserDao">
<select id="findByUsername" resultType="com.ykq.entity.User">
select * from user where username=#{username}
</select>
</mapper>
(9)测试
4.3 ssm整合shiro---授权
(1)修改myRealm
//授权
protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
//获取当前登录者的账号
User user = (User) principals.getPrimaryPrincipal();
//调用userSerice中的方法--根据id
List<String> permissions= userService.selectPermissionByUserid(user.getUserid());
if(permissions.size()!=0){
SimpleAuthorizationInfo info=new SimpleAuthorizationInfo();
info.addStringPermissions(permissions);
return info;
}
return null;
}
(2)UserService
@Service
public class UserServiceImpl implements UserService {
@Autowired
private UserDao userDao;
public User selectByUsername(String username) {
User user = userDao.findByUsername(username);
return user;
}
public List<String> selectPermissionByUserid(Integer userid) {
List<Permission> permissionList= userDao.findPermissionByUserid(userid);
List<String> collect = permissionList.stream().map(item -> item.getPercode()).collect(Collectors.toList());
return collect;
}
}
(3)userDao和映射
List<Permission> findPermissionByUserid(Integer userid);
}
<select id="findPermissionByUserid" resultType="com.ykq.entity.Permission">
select p.* from user_role ur join role_permission rp on ur.roleId=rp.roleid
join permission p on rp.perid=p.perid where ur.userid=#{userId}
</select>
(4)测试
任何人登录都看到了所有的按钮权限---想不同人登录具有什么权限能够看懂神门按钮。
解决方案:在jsp中使用shiro标签库
我们虽然在浏览器看到相应的按钮---可是我可以同别的方式能访问后台对应的资源。 shiro提供了注解。---判断该是否具有该注解的权限---才会执行对应的资源方法
@RestController
@RequestMapping("/user")
public class UserController {
@GetMapping("/query")
// @RequiresPermissions(value = {"user:query","user:delete"},logical = Logical.OR)
@RequiresPermissions(value = "user:query")
public String query(){
return "user:query------------------------";
}
@GetMapping("/update")
@RequiresPermissions(value = "user:update")
public String update(){
return "user:update------------------------";
}
@GetMapping("/delete")
@RequiresPermissions(value = "user:delete")
public String delete(){
return "user:delete------------------------";
}
@GetMapping("/insert")
@RequiresPermissions(value = "user:insert")
public String insert(){
return "user:insert------------------------";
}
@GetMapping("/export")
@RequiresPermissions(value = "user:export") //该注解不能别识别
public String export(){
return "user:export------------------------";
}
}
发现上面注解不生效-----spring没有开启该注解的驱动---spring配置文件加入如下内容
<!-- 启动Shrio的注解 shiro加在controller应该属于springmvc的配置 --> <bean id="lifecycleBeanPostProcessor" class="org.apache.shiro.spring.LifecycleBeanPostProcessor" /> <bean class="org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator" depends-on="lifecycleBeanPostProcessor" /> <bean class="org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor"> <property name="securityManager" ref="securityManager" /> </bean>