SpringBoot整合Spring Security (一,基于数据库的登录认证)

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SpringBoot整合Spring Security (一,基于数据库的登录认证)

一、基本环境准备

1、数据库表设计

登录认证一般涉及到三张表:用户表、角色表、用户角色中间表。

/*
Navicat MySQL Data Transfer

Source Server         : localhost
Source Server Version : 50717
Source Host           : localhost:3306
Source Database       : security

Target Server Type    : MYSQL
Target Server Version : 50717
File Encoding         : 65001

Date: 2018-07-28 15:26:51
*/

SET FOREIGN_KEY_CHECKS=0;

-- ----------------------------
-- Table structure for role
-- ----------------------------
DROP TABLE IF EXISTS `role`;
CREATE TABLE `role` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(32) DEFAULT NULL,
  `nameZh` varchar(32) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records of role
-- ----------------------------
INSERT INTO `role` VALUES (\'1\', \'dba\', \'数据库管理员\');
INSERT INTO `role` VALUES (\'2\', \'admin\', \'系统管理员\');
INSERT INTO `role` VALUES (\'3\', \'user\', \'用户\');

-- ----------------------------
-- Table structure for user
-- ----------------------------
DROP TABLE IF EXISTS `user`;
CREATE TABLE `user` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `username` varchar(32) DEFAULT NULL,
  `password` varchar(255) DEFAULT NULL,
  `enabled` tinyint(1) DEFAULT NULL,
  `locked` tinyint(1) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records of user
-- ----------------------------
INSERT INTO `user` VALUES (\'1\', \'root\', \'$2a$10$RMuFXGQ5AtH4wOvkUqyvuecpqUSeoxZYqilXzbz50dceRsga.WYiq\', \'1\', \'0\');
INSERT INTO `user` VALUES (\'2\', \'admin\', \'$2a$10$RMuFXGQ5AtH4wOvkUqyvuecpqUSeoxZYqilXzbz50dceRsga.WYiq\', \'1\', \'0\');
INSERT INTO `user` VALUES (\'3\', \'sang\', \'$2a$10$RMuFXGQ5AtH4wOvkUqyvuecpqUSeoxZYqilXzbz50dceRsga.WYiq\', \'1\', \'0\');

-- ----------------------------
-- Table structure for user_role
-- ----------------------------
DROP TABLE IF EXISTS `user_role`;
CREATE TABLE `user_role` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `uid` int(11) DEFAULT NULL,
  `rid` int(11) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records of user_role
-- ----------------------------
INSERT INTO `user_role` VALUES (\'1\', \'1\', \'1\');
INSERT INTO `user_role` VALUES (\'2\', \'1\', \'2\');
INSERT INTO `user_role` VALUES (\'3\', \'2\', \'2\');
INSERT INTO `user_role` VALUES (\'4\', \'3\', \'3\');
SET FOREIGN_KEY_CHECKS=1;

2.pom管理用到的依赖

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.1.7.RELEASE</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>

    <properties>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>
        <!--web-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!--mybatis-->
        <dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>2.1.2</version>
        </dependency>
        <!--连接池-->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid-spring-boot-starter</artifactId>
            <version>1.1.14</version>
        </dependency>
        <!--数据库驱动-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <scope>runtime</scope>
        </dependency>
        <!--spring security-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-security</artifactId>
        </dependency>

    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>

3.配置文件

server:
  port: 8080

spring:
  datasource:
    url: jdbc:mysql://localhost:3306/permission?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=Asia/Shanghai
    username: root
    password: root
    driver-class-name: com.mysql.cj.jdbc.Driver
    type: com.alibaba.druid.pool.DruidDataSource

mybatis:
    mapper-locations: classpath:com/permission/mapper/*Mapper.xml
    type-aliases-package: com.permission.domain

4.启动类

@SpringBootApplication
@MapperScan(value = "com.permission.mapper")
public class PermissionApplication 
    public static void main(String[] args) 
        SpringApplication.run(PermissionApplication.class,args);
    

5.实体类

  1. User
/**
 * @Author:lvyuanjie
 * @Date:2020/5/2 15:10
 */
public class User  
    private Integer id;

    private String username;

    private String password;

    private Boolean enabled;

    private Boolean locked;

    private List<Role> roles;
    
//省略getter 、setter 方法
  1. Role
/**
 * @Author:lvyuanjie
 * @Date:2020/5/2 15:11
 */
public class Role 
    private Integer id;

    private String name;

    private String nameZh;
    
//省略getter 、setter 方法

6.Mapper 和 Mapper.xml

1.UserMapper

/**
 * @Author:lvyuanjie
 * @Date:2020/5/2 15:24
 */
public interface UserMapper 
    /**
     * 通过用户名获取用户信息
     *
     * @param username 用户名
     * @return User 用户信息
     */
    User loadUserByUsername(String username);

    /**
     * 通过用户id获取用户角色集合
     *
     * @param userId 用户id
     * @return List<Role> 角色集合
     */
    List<Role> getUserRolesByUserId(Integer userId);

2.UserMapper.xml

<?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">
<mapper namespace="com.permission.mapper.UserMapper">
    <select id="loadUserByUsername" resultType="com.permission.domain.User">
        select * from user where username=#username
    </select>

    <select id="getUserRolesByUserId" resultType="com.permission.domain.Role">
        select * from role r,user_role ur where r.id=ur.rid and ur.uid=#userId
    </select>
</mapper>

二、使用Spring Security的三步(实现三个Spring Security的接口)

1.实现 UserDetails 接口

这个接口是用来将用户的信息给spring security框架进行验证用的,实现方式就是用户表的实体类实现这个接口就可以

/**
 * @Author:lvyuanjie
 * @Date:2020/5/2 15:10
 */
public class User implements UserDetails 
    private Integer id;

    private String username;

    private String password;

    private Boolean enabled;

    private Boolean locked;

    private List<Role> roles;

    public Integer getId() 
        return id;
    

    public void setId(Integer id) 
        this.id = id;
    

    public void setUsername(String username) 
        this.username = username;
    

    public void setPassword(String password) 
        this.password = password;
    

    public Boolean getEnabled() 
        return enabled;
    

    public void setEnabled(Boolean enabled) 
        this.enabled = enabled;
    

    public Boolean getLocked() 
        return locked;
    

    public void setLocked(Boolean locked) 
        this.locked = locked;
    

    public List<Role> getRoles() 
        return roles;
    

    public void setRoles(List<Role> roles) 
        this.roles = roles;
    

    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() 
        List<SimpleGrantedAuthority> authorities = new ArrayList<>();
        for (Role role : roles) 
            authorities.add(new SimpleGrantedAuthority(role.getName()));
        
        return authorities;
    

    @Override
    public String getPassword() 
        return password;
    

    @Override
    public String getUsername() 
        return username;
    

    @Override
    public boolean isAccountNonExpired() 
        return true;
    

    @Override
    public boolean isAccountNonLocked() 
        return !locked;
    

    @Override
    public boolean isCredentialsNonExpired() 
        return true;
    

    @Override
    public boolean isEnabled() 
        return enabled;
    

UserDetails 接口的7个方法

方法名 解释
getAuthorities() 获取当前用户的所有角色信息
getPassword() 获取当前用户的密码
getUsername() 获取当前用户的用户名
isAccountNonExpired() 当前账户是否未过期
isAccountNonLocked() 当前账户是否未锁定
isCredentialsNonExpired() 当前账户密码是否未过期
isEnabled() 当前账户是否可用

2.实现 UserDetailsService 接口

这个接口只有一个方法:loadUserByUsername(String s) ,s是用户登录时输入的账户名,这个方法就是通过用户输入的账户名判断该账户是否存在,存在才进行用户角色信息的查找,然后才有DaoAuthenticationProvider校验密码

/**
 * @Author:lvyuanjie
 * @Date:2020/5/2 15:22
 */
@Service
public class UserService implements UserDetailsService 

    @Autowired
    UserMapper userMapper;

    @Override
    public UserDetails loadUserByUsername(String s) throws UsernameNotFoundException 
        User user = userMapper.loadUserByUsername(s);
        if (user == null) 
            throw new UsernameNotFoundException("该用户不存在!");
        

        user.setRoles(userMapper.getUserRolesByUserId(user.getId()));
        return user;
    

3.继承 WebSecurityConfigurerAdapter

1.将刚创建的UserService 配置到AuthenticationManagerBuilder 中

  1. AuthenticationSuccessHandler() :自定义登录成功或失败的返回信息(这里采用的匿名内部类配的,也可以单独写一个类来配置)

3.successHandler():将自定义的登录成功信息配置进去

  1. failureHandler():将自定义登录失败的信息配置进去
/**
 * @Author:lvyuanjie
 * @Date:2020/5/2 11:15
 */
@Configuration
public class WebSecurityConfig extends WebSecurityConfigurerAdapter 

    @Autowired
    UserService userService;


    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception 
        auth.userDetailsService(userService)
        	.passwordEncoder(new BCryptPasswordEncoder());
    

    @Override
    protected void configure(HttpSecurity http) throws Exception 
        http.authorizeRequests()//
                .antMatchers("/admin/**").hasRole("admin")
                .antMatchers("/user/**").hasRole("user")
                .anyRequest().authenticated()
                .and()
                .formLogin()
                .loginProcessingUrl("/login").permitAll()
                .successHandler(new AuthenticationSuccessHandler() 
                    @Override
                    public void onAuthenticationSuccess(HttpServletRequest request, HttpServletResponse response, Authentication auth) throws IOException, ServletException 
                        Object principal = auth.getPrincipal();
                        response.setContentType("application/json;charset=utf-8");
                        PrintWriter out = response.getWriter();
                        response.setStatus(200);
                        Map<String, Object> map = new HashMap<>(16);
                        map.put("status",200);
                        map.put("msg",principal);
                        ObjectMapper om = new ObjectMapper();
                        out.write(om.writeValueAsString(map));
                        out.flush();
                        out.close();
                    
                )
                .failureHandler(new AuthenticationFailureHandler() 
                    @Override
                    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException e) throws IOException, ServletException 
                        response.setContentType("application/json;charset=utf-8");
                        PrintWriter out = response.getWriter();
                        response.setStatus(401);
                        Map<String, Object> map = new HashMap<>(16);
                        map.put("status", 401);
                        if (e instanceof LockedException) 
                            map.put("msg", "账户被锁定,登录失败!");
                         else if (e instanceof BadCredentialsException) 
                            map.put("msg", "账户名或密码输入错误,登录失败!");
                         else if (e instanceof DisabledException) 
                            map.put("msg", "账户被禁用,登录失败!");
                         else if (e instanceof AccountExpiredException) 
                            map.put("msg", "账户已过期,登录失败!");
                         else if (e instanceof CredentialsExpiredException) 
                            map.put("msg", "密码已过期,登录失败!");
                         else 
                            map.put("msg", "登录失败!");
                        
                        ObjectMapper om = new ObjectMapper();
                        out.write(om.writeValueAsString(map));
                        out.flush();
                        out.close();
                    
                )
                .and()
                .csrf().disable();
    

4.工程结构

三、测试

账户名:admin 密码:123

使用错误密码登录

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