Springboot +Shiro 前后端分离式权限管理系统

 前后端分离
要实现前后端分离,需要考虑以下2个问题: 1. 项目不再基于session了,如何知道访问者是谁? 2. 如何确认访问者的权限?


前后端分离,一般都是通过token实现,本项目也是一样;用户登录时,生成token及 token过期时间,token与用户是一一对应关系,调用接口的时候,把token放到header或 请求参数中,服务端就知道是谁在调用接口。

代码已上传到Git:https://github.com/FENGZHIJIE1998/shiro-demo

Let's do it!!


介绍:这次我们使用SpringBoot+SpringJPA+Swagger+Shiro快速搭建前后端分离的权限管理系统 利用JPA帮我们管理数据库,Swagger帮我搭建Web测试环境;注意:主要观察token的使用方法!

第一步:新建工程,pom文件application.yml巴拉巴拉这里省略,这里贴出需要用到的依赖

 
<dependencies>
 
<dependency>
 
<groupId>org.springframework.boot</groupId>
 
<artifactId>spring-boot-starter</artifactId>
 
</dependency>
 
 
 
<dependency>
 
<groupId>org.springframework.boot</groupId>
 
<artifactId>spring-boot-starter-test</artifactId>
 
<scope>test</scope>
 
</dependency>
 
 
 
<!--web-->
 
<dependency>
 
<groupId>org.springframework.boot</groupId>
 
<artifactId>spring-boot-starter-web</artifactId>
 
</dependency>
 
 
 
<!--JPA-->
 
<dependency>
 
<groupId>org.springframework.boot</groupId>
 
<artifactId>spring-boot-starter-data-jpa</artifactId>
 
</dependency>
 
 
 
<!--JDBC-->
 
<dependency>
 
<groupId>org.springframework.boot</groupId>
 
<artifactId>spring-boot-starter-jdbc</artifactId>
 
</dependency>
 
 
 
<!--lombok-->
 
<dependency>
 
<groupId>org.projectlombok</groupId>
 
<artifactId>lombok</artifactId>
 
</dependency>
 
 
 
<!-- shiro-->
 
<dependency>
 
<groupId>org.apache.shiro</groupId>
 
<artifactId>shiro-spring</artifactId>
 
<version>1.3.2</version>
 
</dependency>
 
<!--mysql-connector-->
 
<dependency>
 
<groupId>mysql</groupId>
 
<artifactId>mysql-connector-java</artifactId>
 
<scope>runtime</scope>
 
</dependency>
 
<!--druid-->
 
<dependency>
 
<groupId>com.alibaba</groupId>
 
<artifactId>druid</artifactId>
 
<version>1.0.31</version>
 
</dependency>
 
<!-- https://mvnrepository.com/artifact/com.alibaba/druid-spring-boot-starter -->
 
<dependency>
 
<groupId>com.alibaba</groupId>
 
<artifactId>druid-spring-boot-starter</artifactId>
 
<version>1.1.10</version>
 
</dependency>
 
<!-- swagger -->
 
<dependency>
 
<groupId>com.spring4all</groupId>
 
<artifactId>swagger-spring-boot-starter</artifactId>
 
<version>1.8.0.RELEASE</version>
 
</dependency>
 
<!-- swagger生成接口API -->
 
<dependency>
 
<groupId>io.springfox</groupId>
 
<artifactId>springfox-swagger2</artifactId>
 
<version>2.7.0</version>
 
</dependency>
 
<!-- 接口API生成html文档 -->
 
<dependency>
 
<groupId>io.springfox</groupId>
 
<artifactId>springfox-swagger-ui</artifactId>
 
<version>2.7.0</version>
 
</dependency>
 
<!--json工具-->
 
<dependency>
 
<groupId>com.alibaba</groupId>
 
<artifactId>fastjson</artifactId>
 
<version>1.2.13</version>
 
</dependency>
 
<!--gson -->
 
<dependency>
 
<groupId>com.google.code.gson</groupId>
 
<artifactId>gson</artifactId>
 
<version>2.8.5</version>
 
</dependency>
 
<!-- https://mvnrepository.com/artifact/commons-lang/commons-lang -->
 
<dependency>
 
<groupId>commons-lang</groupId>
 
<artifactId>commons-lang</artifactId>
 
<version>2.6</version>
 
</dependency>
 
 
 
</dependencies>

 

第二步:准备好要用的包包和类类

第三步:编写登陆入口(为了方便这里不做密码加盐加密):

/**
 
* @Author CrazyJay
 
* @Date 2019/3/30 22:04
 
* @Version 1.0
 
*/
 
@RestController
 
public class ShiroController {
 
 
 
@Autowired
 
private ShiroService shiroService;
 
 
 
/**
 
* 登录
 
*/
 
@ApiOperation(value = "登陆", notes = "参数:用户名 密码")
 
@GetMapping("/sys/login")
 
public Map<String, Object> login(String username, String password) {
 
Map<String, Object> result = new HashMap<>();
 
//用户信息
 
User user = shiroService.findByUsername(username);
 
//账号不存在、密码错误
 
if (user==null||!user.getPassword().equals(password)) {
 
result.put("status", "400");
 
result.put("msg", "账号或密码有误");
 
return result;
 
} else {
 
//生成token,并保存到数据库
 
result = shiroService.createToken(user.getUserId());
 
result.put("status", "200");
 
result.put("msg", "登陆成功");
 
return result;
 
}
 
}
 
 
 
/**
 
* 退出
 
*/
 
@PostMapping("/sys/logout")
 
public Map<String, Object> logout() {
 
Map<String, Object> result = new HashMap<>();
 
User user = (User) SecurityUtils.getSubject().getPrincipal();
 
shiroService.logout(user.getUserId());
 
result.put("status", "200");
 
result.put("msg", "登陆成功");
 
return result;
 
}
 
}

 

第四步:编写ShiroService中的方法

 
/**
 
* @Author CrazyJay
 
* @Date 2019/3/30 22:18
 
* @Version 1.0
 
*/
 
@Service
 
public class ShiroServiceImpl implements ShiroService {
 
 
 
 
 
@Autowired
 
private UserRepository userRepository;
 
@Autowired
 
private RoleRepository roleRepository;
 
@Autowired
 
private PermissionRepository permissionRepository;
 
@Autowired
 
private SysTokenRepository sysTokenRepository;
 
 
 
/**
 
* 根据username查找用户
 
*
 
* @param username
 
* @return User
 
*/
 
@Override
 
public User findByUsername(String username) {
 
User user = userRepository.findByUsername(username);
 
return user;
 
}
 
 
 
//12小时后过期
 
private final static int EXPIRE = 3600 * 12;
 
 
 
@Override
 
/** 重点!!
 
* 生成一个token
 
*@param [userId]
 
*@return Result
 
*/
 
public Map<String,Object> createToken(Integer userId) {
 
Map<String,Object> result = new HashMap<>();
 
//生成一个token
 
String token = TokenGenerator.generateValue();
 
//当前时间
 
Date now = new Date();
 
//过期时间
 
Date expireTime = new Date(now.getTime() + EXPIRE * 1000);
 
//判断是否生成过token
 
SysToken tokenEntity = sysTokenRepository.findByUserId(userId);
 
if (tokenEntity == null) {
 
tokenEntity = new SysToken();
 
tokenEntity.setUserId(userId);
 
tokenEntity.setToken(token);
 
tokenEntity.setUpdateTime(now);
 
tokenEntity.setExpireTime(expireTime);
 
//保存token
 
sysTokenRepository.save(tokenEntity);
 
} else {
 
tokenEntity.setToken(token);
 
tokenEntity.setUpdateTime(now);
 
tokenEntity.setExpireTime(expireTime);
 
//更新token
 
sysTokenRepository.save(tokenEntity);
 
}
 
//返回token给前端
 
result.put("token", token);
 
result.put("expire", EXPIRE);
 
return result;
 
}
 
 
 
@Override
 
public void logout(Integer userId) {
 
//生成一个token
 
String token = TokenGenerator.generateValue();
 
//修改token
 
SysToken tokenEntity = new SysToken();
 
tokenEntity.setUserId(userId);
 
tokenEntity.setToken(token);
 
sysTokenRepository.save(tokenEntity);
 
}
 
 
 
@Override
 
public SysToken findByToken(String accessToken) {
 
return sysTokenRepository.findByToken(accessToken);
 
 
 
}
 
 
 
@Override
 
public User findByUserId(Integer userId) {
 
return userRepository.findByUserId(userId);
 
}
 
}

 

第四步:编写ShiroConfig类

 
/**
 
* @Author CrazyJay
 
* @Date 2019/3/30 21:50
 
* @Version 1.0
 
*/
 
@Configuration
 
public class ShiroConfig {
 
 
 
@Bean("securityManager")
 
public SecurityManager securityManager(AuthRealm authRealm) {
 
DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
 
//设置自定义的Realm
 
securityManager.setRealm(authRealm);
 
securityManager.setRememberMeManager(null);
 
return securityManager;
 
}
 
 
 
@Bean("shiroFilter")
 
public ShiroFilterFactoryBean shirFilter(SecurityManager securityManager) {
 
ShiroFilterFactoryBean shiroFilter = new ShiroFilterFactoryBean();
 
shiroFilter.setSecurityManager(securityManager);
 
//自定义过滤(关键)
 
Map<String, Filter> filters = new HashMap<>();
 
filters.put("auth", new AuthFilter());
 
shiroFilter.setFilters(filters);
 
Map<String, String> filterMap = new LinkedHashMap<>();
 
filterMap.put("/webjars/**", "anon");
 
filterMap.put("/druid/**", "anon");
 
filterMap.put("/sys/login", "anon");
 
filterMap.put("/swagger/**", "anon");
 
filterMap.put("/v2/api-docs", "anon");
 
filterMap.put("/swagger-ui.html", "anon");
 
filterMap.put("/swagger-resources/**", "anon");
 
filterMap.put("/**", "auth");
 
shiroFilter.setFilterChainDefinitionMap(filterMap);
 
//这里不需要设置什么登陆路径之类的
 
return shiroFilter;
 
}
 
 
 
@Bean("lifecycleBeanPostProcessor")
 
public LifecycleBeanPostProcessor lifecycleBeanPostProcessor() {
 
return new LifecycleBeanPostProcessor();
 
}
 
 
 
@Bean
 
public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(SecurityManager securityManager) {
 
AuthorizationAttributeSourceAdvisor advisor = new AuthorizationAttributeSourceAdvisor();
 
advisor.setSecurityManager(securityManager);
 
return advisor;
 
}
 
}

 

第五步:实现自定义AuthenticatingFilter。调用接口时,接受传过来的token后,如何保证token有效及用户权限呢?其实,Shiro提 供了AuthenticatingFilter抽象类,继承AuthenticatingFilter抽象类即可。这个过滤器是实现前后端分离的重中之重!

/**
 
* auth过滤器
 
*
 
* @Author CrazyJay
 
* @Date 2019/3/31 10:38
 
* @Version 1.0
 
*/
 
public class AuthFilter extends AuthenticatingFilter {
 
 
 
/**
 
* 生成自定义token
 
* @param request
 
* @param response
 
* @return
 
* @throws Exception
 
*/
 
@Override
 
protected AuthenticationToken createToken(ServletRequest request, ServletResponse response) throws Exception {
 
//获取请求token
 
String token = getRequestToken((HttpServletRequest) request);
 
if (StringUtils.isBlank(token)) {
 
return null;
 
}
 
return new AuthToken(token);
 
}
 
 
 
/**
 
* 步骤1.所有请求全部拒绝访问
 
* @param request
 
* @param response
 
* @param mappedValue
 
* @return
 
*/
 
@Override
 
protected boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) {
 
if (((HttpServletRequest) request).getMethod().equals(RequestMethod.OPTIONS.name())) {
 
return true;
 
}
 
return false;
 
}
 
 
 
/**
 
* 步骤2,拒绝访问的请求,会调用onAccessDenied方法,onAccessDenied方法先获取 token,再调用executeLogin方法
 
* @param request
 
* @param response
 
* @return
 
* @throws Exception
 
*/
 
@Override
 
protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws Exception {
 
//获取请求token,如果token不存在,直接返回
 
String token = getRequestToken((HttpServletRequest) request);
 
if (StringUtils.isBlank(token)) {
 
HttpServletResponse httpResponse = (HttpServletResponse) response;
 
httpResponse.setHeader("Access-Control-Allow-Credentials", "true");
 
httpResponse.setHeader("Access-Control-Allow-Origin", HttpContextUtils.getOrigin());
 
httpResponse.setCharacterEncoding("UTF-8");
 
Map<String, Object> result = new HashMap<>();
 
result.put("status", "400");
 
result.put("msg", "未登录--onAccessDenied");
 
String json = new Gson().toJson(result);
 
httpResponse.getWriter().print(json);
 
return false;
 
}
 
return executeLogin(request, response);
 
}
 
/**
 
* 登陆失败时候调用
 
*/
 
@Override
 
protected boolean onLoginFailure(AuthenticationToken token, AuthenticationException e, ServletRequest request, ServletResponse response) {
 
HttpServletResponse httpResponse = (HttpServletResponse) response;
 
httpResponse.setContentType("application/json;charset=utf-8");
 
httpResponse.setHeader("Access-Control-Allow-Credentials", "true");
 
httpResponse.setHeader("Access-Control-Allow-Origin", HttpContextUtils.getOrigin());
 
httpResponse.setCharacterEncoding("UTF-8");
 
try {
 
//处理登录失败的异常
 
Throwable throwable = e.getCause() == null ? e : e.getCause();
 
Map<String, Object> result = new HashMap<>();
 
result.put("status", "400");
 
result.put("msg", "登陆失败--onLoginFailure");
 
String json = JSON.toJSONString(result);
 
httpResponse.getWriter().print(json);
 
} catch (IOException e1) {
 
}
 
return false;
 
}
 
/**
 
* 获取请求的token
 
*/
 
private String getRequestToken(HttpServletRequest httpRequest) {
 
 
 
//从header中获取token
 
String token = httpRequest.getHeader("token");
 
//如果header中不存在token,则从参数中获取token
 
if (StringUtils.isBlank(token)) {
 
token = httpRequest.getParameter("token");
 
}
 
return token;
 
}
 
}

 

第六步:实现自定义的AuthenticationToken。阅读AuthenticatingFilter抽象类中executeLogin方法,我们发现调用 了subject.login(token),这是shiro的登录方法,且需要token参数,我们自定义 AuthToken类,只要实现AuthenticationToken接口,就可以了。

 
//AuthenticatingFilter中的executeLogin()
 
protected boolean executeLogin(ServletRequest request, ServletResponse response) throws Exception {
 
AuthenticationToken token = createToken(request, response);
 
if (token == null) {
 
String msg = "createToken method implementation returned null. A valid non-null AuthenticationToken " +
 
"must be created in order to execute a login attempt.";
 
throw new IllegalStateException(msg);
 
}
 
try {
 
Subject subject = getSubject(request, response);
 
//重点!
 
subject.login(token);
 
return onLoginSuccess(token, subject, request, response);
 
} catch (AuthenticationException e) {
 
return onLoginFailure(token, e, request, response);
 
}
 
}
 
/**
 
* 自定义AuthenticationToken类
 
* @Author CrazyJay
 
* @Date 2019/3/31 10:58
 
* @Version 1.0
 
*/
 
public class AuthToken implements AuthenticationToken {
 
 
 
private String token;
 
 
 
public AuthToken(String token) {
 
this.token = token;
 
}
 
 
 
@Override
 
public Object getPrincipal() {
 
return token;
 
}
 
 
 
@Override
 
public Object getCredentials() {
 
return token;
 
}
 
}

 

这里我实现的时候出现了Token不匹配的Bug。DeBug下可以查到源头是代码是用UsernamePasswordToken.class和我自定义的AuthToken.class配对。按道理应该是true,却返回了false...于是我就把自定义的AuthToken不实现AuthenticationToken,转为继承UsernamePasswordToken,就可以了。(renren-fast中却可以,可能是版本的问题)

第七步:编写自己的Realm

/**
 
* @Author CrazyJay
 
* @Date 2019/3/30 21:38
 
* @Version 1.0
 
*/
 
@Component
 
public class AuthRealm extends AuthorizingRealm {
 
 
 
@Autowired
 
private ShiroService shiroService;
 
 
 
/**
 
* 授权(验证权限时候调用
 
*@param [principals]
 
*@return org.apache.shiro.authz.AuthorizationInfo
 
*/
 
@Override
 
protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
 
//1. 从 PrincipalCollection 中来获取登录用户的信息
 
User user = (User) principals.getPrimaryPrincipal();
 
//Integer userId = user.getUserId();
 
//2.添加角色和权限
 
SimpleAuthorizationInfo simpleAuthorizationInfo = new SimpleAuthorizationInfo();
 
for (Role role : user.getRoles()) {
 
//2.1添加角色
 
simpleAuthorizationInfo.addRole(role.getRoleName());
 
for (Permission permission : role.getPermissions()) {
 
//2.1.1添加权限
 
simpleAuthorizationInfo.addStringPermission(permission.getPermission());
 
}
 
}
 
return simpleAuthorizationInfo;
 
}
 
 
 
@Override
 
/**
 
* 认证(登陆时候调用)
 
*@param [token]
 
*@return org.apache.shiro.authc.AuthenticationInfo
 
*/
 
protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
 
String accessToken = (String) token.getPrincipal();
 
//1. 根据accessToken,查询用户信息
 
SysToken tokenEntity = shiroService.findByToken(accessToken);
 
//2. token失效
 
if (tokenEntity == null || tokenEntity.getExpireTime().getTime() < System.currentTimeMillis()) {
 
throw new IncorrectCredentialsException("token失效,请重新登录");
 
}
 
//3. 调用数据库的方法, 从数据库中查询 username 对应的用户记录
 
User user = shiroService.findByUserId(tokenEntity.getUserId());
 
//4. 若用户不存在, 则可以抛出 UnknownAccountException 异常
 
if (user == null) {
 
throw new UnknownAccountException("用户不存在!");
 
}
 
//5. 根据用户的情况, 来构建 AuthenticationInfo 对象并返回. 通常使用的实现类为: SimpleAuthenticationInfo
 
SimpleAuthenticationInfo info = new SimpleAuthenticationInfo(user, accessToken, this.getName());
 
return info;
 
}
 
}

 

第八步:,登录失败后,则调用AuthFilter中的onLoginFailure(),进行失败处理,整个流程结束。

/**
 
* 登陆失败时候调用
 
*/
 
@Override
 
protected boolean onLoginFailure(AuthenticationToken token, AuthenticationException e, ServletRequest request, ServletResponse response) {
 
HttpServletResponse httpResponse = (HttpServletResponse) response;
 
httpResponse.setContentType("application/json;charset=utf-8");
 
httpResponse.setHeader("Access-Control-Allow-Credentials", "true");
 
httpResponse.setHeader("Access-Control-Allow-Origin", HttpContextUtils.getOrigin());
 
httpResponse.setCharacterEncoding("UTF-8");
 
try {
 
//处理登录失败的异常
 
Throwable throwable = e.getCause() == null ? e : e.getCause();
 
Map<String, Object> result = new HashMap<>();
 
result.put("status", "400");
 
result.put("msg", "登陆失败--onLoginFailure");
 
String json = JSON.toJSONString(result);
 
httpResponse.getWriter().print(json);
 
} catch (IOException e1) {
 
}
 
return false;
 
}

 

第九步:登录成功后,则调用doGetAuthorizationInfo方法,查询用户的权限,再调用具体的接口,整个流程结束。

/**
 
* 授权(验证权限时候调用
 
*@param [principals]
 
*@return org.apache.shiro.authz.AuthorizationInfo
 
*/
 
@Override
 
protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
 
//1. 从 PrincipalCollection 中来获取登录用户的信息
 
User user = (User) principals.getPrimaryPrincipal();
 
//Integer userId = user.getUserId();
 
//2.添加角色和权限
 
SimpleAuthorizationInfo simpleAuthorizationInfo = new SimpleAuthorizationInfo();
 
for (Role role : user.getRoles()) {
 
//2.1添加角色
 
simpleAuthorizationInfo.addRole(role.getRoleName());
 
for (Permission permission : role.getPermissions()) {
 
//2.1.1添加权限
 
simpleAuthorizationInfo.addStringPermission(permission.getPermission());
 
}
 
}
 
return simpleAuthorizationInfo;
 
}

 

然后我们来看看效果:

实体类

@Getter
 
@Setter
 
@Entity
 
public class User {
 
@Id
 
private Integer userId;
 
 
 
private String username;
 
private String password;
 
 
 
@ManyToMany(fetch = FetchType.EAGER)
 
@JoinTable(name = "user_role",
 
joinColumns = {@JoinColumn(name = "USER_ID", referencedColumnName = "userId")},
 
inverseJoinColumns = {@JoinColumn(name = "ROLE_ID", referencedColumnName = "roleId")})
 
private Set<Role> roles;
 
 
 
}
 
 
 
@Getter
 
@Setter
 
@Entity
 
public class Role {
 
 
 
@Id
 
private Integer roleId;
 
private String roleName;
 
 
 
@ManyToMany(fetch = FetchType.EAGER)
 
@JoinTable(name = "role_permission",
 
joinColumns = {@JoinColumn(name = "ROLE_ID", referencedColumnName = "roleId")},
 
inverseJoinColumns = {@JoinColumn(name = "PERMISSION_ID", referencedColumnName = "permissionId")})
 
private Set<Permission> permissions;
 
}
 
 
 
@Getter
 
@Setter
 
@Entity
 
public class Permission {
 
 
 
@Id
 
private Integer permissionId;
 
private String permissionName;
 
private String permission;
 
}
 
 
 
@Getter
 
@Setter
 
@Entity
 
public class SysToken{
 
 
 
@Id
 
private Integer userId;
 
private String token;
 
private Date expireTime;
 
private Date updateTime
 
}

 

以及给实体类附上权限:

我定义了三个用户 

用户 角色 权限
Jack SVIP select;save;delete;update
Rose VIP select;save;update
Paul P select
/*
 
Navicat MySQL Data Transfer
 
Source Server : localhost
 
Source Server Version : 50549
 
Source Host : localhost:3306
 
Source Database : shiro
 
Target Server Type : MYSQL
 
Target Server Version : 50549
 
File Encoding : 65001
 
Date: 2019-04-07 17:06:36
 
*/
 
 
 
SET FOREIGN_KEY_CHECKS=0;
 
 
 
-- ----------------------------
 
-- Table structure for permission
 
-- ----------------------------
 
DROP TABLE IF EXISTS `permission`;
 
CREATE TABLE `permission` (
 
`permission_id` int(11) NOT NULL,
 
`permission` varchar(255) DEFAULT NULL,
 
`permission_name` varchar(255) DEFAULT NULL,
 
PRIMARY KEY (`permission_id`)
 
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 
 
-- ----------------------------
 
-- Records of permission
 
-- ----------------------------
 
INSERT INTO `permission` VALUES ('1', 'select', '查看');
 
INSERT INTO `permission` VALUES ('2', 'update', '更新');
 
INSERT INTO `permission` VALUES ('3', 'delete', '删除');
 
INSERT INTO `permission` VALUES ('4', 'save', '新增');
 
 
 
-- ----------------------------
 
-- Table structure for role
 
-- ----------------------------
 
DROP TABLE IF EXISTS `role`;
 
CREATE TABLE `role` (
 
`role_id` int(11) NOT NULL,
 
`role_name` varchar(255) DEFAULT NULL,
 
PRIMARY KEY (`role_id`)
 
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 
 
-- ----------------------------
 
-- Records of role
 
-- ----------------------------
 
INSERT INTO `role` VALUES ('1', 'svip');
 
INSERT INTO `role` VALUES ('2', 'vip');
 
INSERT INTO `role` VALUES ('3', 'p');
 
 
 
-- ----------------------------
 
-- Table structure for role_permission
 
-- ----------------------------
 
DROP TABLE IF EXISTS `role_permission`;
 
CREATE TABLE `role_permission` (
 
`role_id` int(11) NOT NULL,
 
`permission_id` int(11) NOT NULL,
 
PRIMARY KEY (`role_id`,`permission_id`),
 
KEY `FKf8yllw1ecvwqy3ehyxawqa1qp` (`permission_id`),
 
CONSTRAINT `FKa6jx8n8xkesmjmv6jqug6bg68` FOREIGN KEY (`role_id`) REFERENCES `role` (`role_id`),
 
CONSTRAINT `FKf8yllw1ecvwqy3ehyxawqa1qp` FOREIGN KEY (`permission_id`) REFERENCES `permission` (`permission_id`)
 
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 
 
-- ----------------------------
 
-- Records of role_permission
 
-- ----------------------------
 
INSERT INTO `role_permission` VALUES ('1', '1');
 
INSERT INTO `role_permission` VALUES ('2', '1');
 
INSERT INTO `role_permission` VALUES ('3', '1');
 
INSERT INTO `role_permission` VALUES ('1', '2');
 
INSERT INTO `role_permission` VALUES ('2', '2');
 
INSERT INTO `role_permission` VALUES ('1', '3');
 
INSERT INTO `role_permission` VALUES ('1', '4');
 
INSERT INTO `role_permission` VALUES ('2', '4');
 
 
 
-- ----------------------------
 
-- Table structure for user
 
-- ----------------------------
 
DROP TABLE IF EXISTS `user`;
 
CREATE TABLE `user` (
 
`user_id` int(11) NOT NULL,
 
`password` varchar(255) DEFAULT NULL,
 
`username` varchar(255) DEFAULT NULL,
 
PRIMARY KEY (`user_id`)
 
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 
 
-- ----------------------------
 
-- Records of user
 
-- ----------------------------
 
INSERT INTO `user` VALUES ('1', '123', 'Jack');
 
INSERT INTO `user` VALUES ('2', '123', 'Rose');
 
INSERT INTO `user` VALUES ('3', '123', 'Paul');
 
 
 
-- ----------------------------
 
-- Table structure for user_role
 
-- ----------------------------
 
DROP TABLE IF EXISTS `user_role`;
 
CREATE TABLE `user_role` (
 
`user_id` int(11) NOT NULL,
 
`role_id` int(11) NOT NULL,
 
PRIMARY KEY (`user_id`,`role_id`),
 
KEY `FKa68196081fvovjhkek5m97n3y` (`role_id`),
 
CONSTRAINT `FK859n2jvi8ivhui0rl0esws6o` FOREIGN KEY (`user_id`) REFERENCES `user` (`user_id`),
 
CONSTRAINT `FKa68196081fvovjhkek5m97n3y` FOREIGN KEY (`role_id`) REFERENCES `role` (`role_id`)
 
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 
 
-- ----------------------------
 
-- 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');

 

 

测试类:因为我是用Swagger来测试,所以为了方便就直接传递token参数。具体开发时候可由前端把接收到的token放入Header。

/**
 
* @Author CrazyJay
 
* @Date 2019/4/7 15:20
 
* @Version 1.0
 
*/
 
@RestController("/test")
 
public class TestController {
 
 
 
 
 
@RequiresPermissions({"save"}) //没有的话 AuthorizationException
 
@PostMapping("/save")
 
public Map<String, Object> selectRole(String token) {
 
 
 
System.out.println("save");
 
Map<String, Object> map = new HashMap<String, Object>();
 
map.put("success", true);
 
map.put("msg", "当前用户有save的权力");
 
return map;
 
}
 
 
 
@RequiresPermissions({"delete"}) //没有的话 AuthorizationException
 
@PostMapping("/delete")
 
public Map<String, Object> managerRole(String token) {
 
System.out.println("delete");
 
Map<String, Object> map = new HashMap<String, Object>();
 
map.put("success", true);
 
map.put("msg", "当前用户有delete的权力");
 
return map;
 
}
 
 
 
@RequiresPermissions({"update"}) //没有的话 AuthorizationException
 
@PostMapping("update")
 
public Map<String, Object> selectUser(String token) {
 
System.out.println("update");
 
Map<String, Object> map = new HashMap<String, Object>();
 
map.put("success", true);
 
map.put("msg", "当前用户有update的权力");
 
return map;
 
}
 
 
 
@RequiresPermissions({"select"}) //没有的话 AuthorizationException
 
@PostMapping("select")
 
public Map<String, Object> managerUser(String token) {
 
System.out.println("select");
 
Map<String, Object> map = new HashMap<String, Object>();
 
map.put("success", true);
 
map.put("msg", "当前用户有select的权力");
 
return map;
 
}
 
 
 
@RequiresRoles({"vip"}) //没有的话 AuthorizationException
 
@PostMapping("/vip")
 
public Map<String, Object> vip(String token) {
 
System.out.println("vip");
 
Map<String, Object> map = new HashMap<String, Object>();
 
map.put("success", true);
 
map.put("msg", "当前用户有VIP角色");
 
return map;
 
}
 
@RequiresRoles({"svip"}) //没有的话 AuthorizationException
 
@PostMapping("/svip")
 
public Map<String, Object> SVIP(String token) {
 
System.out.println("svip");
 
Map<String, Object> map = new HashMap<String, Object>();
 
map.put("success", true);
 
map.put("msg", "当前用户有SVIP角色");
 
return map;
 
}
 
@RequiresRoles({"p"}) //没有的话 AuthorizationException
 
@PostMapping("/p")
 
public Map<String, Object> P(String token) {
 
System.out.println("p");
 
Map<String, Object> map = new HashMap<String, Object>();
 
map.put("success", true);
 
map.put("msg", "当前用户有P角色");
 
return map;
 
}
 
}

 

启动项目来看看效果:记得带上token

登陆成功:

 

登陆失败:

 

有某个角色时候:

 

没有某个角色的时候:

 

有某个权力时候:

 

没有某个权力的时候:

 

至此就已经进入尾声了

总结:

至于最后没有权利或角色返回的json字符串可以因为他抛出AuthorizationException。可以自定义全局异常处理器进行处理。通过这种token达到即可达到前后端分离开发。

posted @ 2020-10-14 17:03  怕黑,可是却恋上了夜  阅读(1220)  评论(0编辑  收藏  举报