SpringBoot结合shiro的权限管理

UserRealm.java

package com.edu.shiro;


import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.SimpleAuthenticationInfo;
import org.apache.shiro.authc.UsernamePasswordToken;
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.subject.Subject;
import org.springframework.beans.factory.annotation.Autowired;

import com.edu.entity.Role;
import com.edu.service.UserService;

/** * 自定义的 * @author yjl * */
public class UserRealm extends AuthorizingRealm {
/** * 执行授权逻辑 * * */
	@Autowired
	private UserService userservice;
	
	@Override
	protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection arg0) {
		// TODO Auto-generated method stub
		System.out.println("执行授权逻辑");
		SimpleAuthorizationInfo info=new SimpleAuthorizationInfo();
		
		Subject subject=SecurityUtils.getSubject();
		Role role=(Role)subject.getPrincipal();
		
		Role dbRole=userservice.findById(role.getId());
		
		info.addStringPermission(dbRole.getPerms());
		
		return info;
	}
	/** * 执行认证逻辑 */


	@Override
	protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken arg0) throws AuthenticationException {
		// TODO Auto-generated method stub
		System.out.println("执行认证逻辑");
		UsernamePasswordToken token=(UsernamePasswordToken)arg0;
		Role role=userservice.findName(token.getUsername());
		if(role==null) {
			
			return null;
		}
		
		return new SimpleAuthenticationInfo(role,role.getpassword(),"");
	}

}

ShiroConfig.java

package com.edu.shiro;

import java.util.LinkedHashMap;
import java.util.Map;

import org.apache.shiro.mgt.DefaultSecurityManager;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;


/** * 配置类 * @author yjl * */
@Configuration
public class ShiroConfig {
	
	/** * 创建ShiroFilterFactoryBean * @param securityManager * @return */
	@Bean
	public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier("securityManager") DefaultSecurityManager securityManager) {
		ShiroFilterFactoryBean  shiroFilterFactoryBean=new ShiroFilterFactoryBean();
		//设置安全管理器
		shiroFilterFactoryBean.setSecurityManager(securityManager);
		/** * 添加内置过滤器 * anon:无需认证只要登录就能访问 * anthc:必须认证才可以访问 * user * perms 该资源必须等到资源权限才可以访问 * role 该资源必须得到角色的权限才可以访问 */
		Map<String,String> filterMap=new LinkedHashMap<String,String>();
	// filterMap.put("/Test ", "anon");
		filterMap.put("/submit", "anon");//过滤器允许submit的通过
		filterMap.put("/sub", "anon");
	// filterMap.put("/submit1", "anon");
		//当前授权拦截后，shiro会自动跳转到未授权的页面
		filterMap.put("/add", "perms[admin]");//用户必须为perms必须为admin的才有权限进入
		filterMap.put("/update", "perms[user]");//用户必须为perms必须为user的才有权限进入
		filterMap.put("/* ", "authc");
		System.out.println(filterMap);
		
		shiroFilterFactoryBean.setLoginUrl("/sub");
		//设置未授权的提示页面
		shiroFilterFactoryBean.setUnauthorizedUrl("/unAuth");
		shiroFilterFactoryBean.setFilterChainDefinitionMap(filterMap);
	

		return shiroFilterFactoryBean;
	}
	
	/** * 创建DefaultSecurityManager * @param userRealm * @return */
	@Bean(name="securityManager")
public DefaultWebSecurityManager gertDefaultWebSecurityManager(@Qualifier("userRealm") UserRealm userRealm) {	
	DefaultWebSecurityManager securityManager=new DefaultWebSecurityManager();
	//关联Realm
			securityManager.setRealm(userRealm);
			return securityManager;
	}
	
/** * 创建Realm */
	@Bean(name="userRealm")
	public  UserRealm getRealm() {
		return new UserRealm();
	}
	
}

Role.java

package com.edu.entity;

public class Role {
	private int id;
	private String username;
	private String password;
	private String perms;
	public String getPerms() {
		return perms;
	}
	public void setPerms(String perms) {
		this.perms = perms;
	}
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getUsername() {
		return username;
	}
	public void setUsername(String username) {
		this.username = username;
	}
	public String getpassword() {
		return password;
	}
	public void setpassword(String password) {
		this.password = password;
	}
	@Override
	public String toString() {
		return "Role [id=" + id + ", username=" + username + ", password=" + password + ", perms=" + perms + "]";
	}
	
	

}

UserMapper.java

package com.edu.Mapper;

import org.apache.ibatis.annotations.Param;

import com.edu.entity.Role;


public interface UserMapper {

	public Role findById(@Param("id") Integer id);
	
	public Role findName(@Param("name") String name);
}

UserService .java

package com.edu.service;

import com.edu.entity.Role;

public interface UserService {
	
	public Role findName(String name);
	
	public Role findById(Integer id);

}

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.edu.Mapper.UserMapper">
<select id="findName" parameterType="String" resultType="com.edu.entity.Role">
SELECT id,username,password,perms FROM role where username=#{name}
</select>

<select id="findById" parameterType="int" resultType="com.edu.entity.Role">
SELECT id,username,password,perms FROM role where id=#{id}
</select>
</mapper>

Test.xml

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>测试</title>
</head>
<body>
<!--在这里碰到了一个坑，就是没有使用shiro标签执行授权逻辑的方法不执行，可以执行认证的方法-->
<h3 th:text="${name}"></h3>
<hr/>
<div shiro:hasPermission="admin">
进入用户添加： <a href="add">用户添加</a>
</div>
<div shiro:hasPermission="user">
进入用户更新： <a href="update">用户更新</a>
</div>
<a href="/sub">登录</a>
</body>
</html>

HtmlController.java

package com.edu.Controller;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.IncorrectCredentialsException;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;

import com.edu.entity.Role;
@Controller
public class HtmlController {
	
	
	/** * @ResponseBody的坑，我说我怎么没有返回页面而是只返回一个数组， * 原来我这里原本复制了@ResponseBody， * 没有删掉，所以一直返回一个json类型的数据 * @param role * @param model * @return */
	@PostMapping("/submit")
	public String submit(Role role,Model model) {
		
		/** * 使用shiro的编写认证操作 */
		Subject subject=SecurityUtils.getSubject();
		/** * 封装用户的数据 */
	UsernamePasswordToken token=new UsernamePasswordToken(role.getUsername(),role.getpassword());
		try {
		subject.login(token);
		return "Test";
		}catch(UnknownAccountException e) {
			model.addAttribute("mes","用户名不存在");
			return "submit1";
		}catch(IncorrectCredentialsException e) {
			model.addAttribute("mes","密码错误");
			return "submit1";
		}
	}
	/** * 用作test的测试 * @param model * @return */
	@GetMapping("/Test")
	public String Test(Model model) {
		model.addAttribute("name", "某某某");
		return "Test";
	}
	@GetMapping("/unAuth")
	public String unAuth() {
		return "error";
	}
	@GetMapping("/sub")
	public String sub() {
		
		return "submit1";
	}
	@GetMapping("/add")
	public String add() {
		return "add";	
	}
	
	@GetMapping("/update")
	public String update() {
		return "update";	
	}
	
}

依赖的添加

		<!--模板类的添加-->
		<dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>
        	<!--shiro需要的依赖添加-->
        <dependency>
        <groupId>org.apache.shiro</groupId>
        <artifactId>shiro-spring</artifactId>
        <version>1.4.0</version>
        </dependency>