相信很多做技术的朋友都做过前后端分离项目,项目分离后认证就靠JWT,费话不多说,直接上干活(写的不好还请多多见谅,大牛请绕行)

直接上代码,项目为Maven项目,结构如图:

包分类如下:

com.api.config  相关配置类

com.api.ctrl  controller层

com.api.entity  相关实体类

com.api.repo   jpa仓库相关

com.api.serice  service层相关

ApiApplication 为启动类

主要配置核心类如下:

JWTAuthenticationFilter

package com.api.config;

import com.api.entity.User;
import com.api.repo.UserRepo;
import io.jsonwebtoken.Jwts;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.web.authentication.www.BasicAuthenticationFilter; import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.ArrayList; public class JWTAuthenticationFilter extends BasicAuthenticationFilter { private UserRepo userRepo; public JWTAuthenticationFilter(AuthenticationManager authenticationManager,UserRepo userRepo) {
super(authenticationManager);
this.userRepo = userRepo;
} @Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain chain) throws IOException, ServletException { String header = request.getHeader("Authorization");
//如果不包含Bearer则退出
if(header != null && !header.startsWith("Bearer")){
chain.doFilter(request,response);
return;
} UsernamePasswordAuthenticationToken authenticationToken = getAuthentication(request);
SecurityContextHolder.getContext().setAuthentication(authenticationToken);
chain.doFilter(request,response);
} private UsernamePasswordAuthenticationToken getAuthentication(HttpServletRequest request) {
String token = request.getHeader("Authorization");
if (token != null) {
// parse the token.
String user = Jwts.parser()
.setSigningKey("HSMyJwtSecret".getBytes())
.parseClaimsJws(token.replace("Bearer ", ""))
.getBody()
.getSubject();
if (user != null) {
Integer userId = Integer.valueOf(user.split(":")[0]);
User currUser = userRepo.findById(userId).orElse(null);
if(currUser != null){
return new UsernamePasswordAuthenticationToken(currUser, null, new ArrayList<>());
}
return new UsernamePasswordAuthenticationToken(new User(), null, new ArrayList<>());
}
}
return null;
}
}
JWTLoginFilter
package com.api.config;

import com.api.entity.User;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.jsonwebtoken.Jwts;
import io.jsonwebtoken.SignatureAlgorithm;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter; import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Date; public class JWTLoginFilter extends UsernamePasswordAuthenticationFilter { private AuthenticationManager authenticationManager; public JWTLoginFilter(AuthenticationManager authenticationManager){
this.authenticationManager = authenticationManager;
} @Override
public Authentication attemptAuthentication(HttpServletRequest request, HttpServletResponse response) throws AuthenticationException {
try {
User user = new ObjectMapper().readValue(request.getInputStream(), User.class);
return authenticationManager.authenticate(
new UsernamePasswordAuthenticationToken(
user.getUsername(),
user.getPassword(),
new ArrayList<>()
)
); }catch (Exception e){
throw new RuntimeException(e);
}
} @Override
protected void successfulAuthentication(HttpServletRequest request, HttpServletResponse response, FilterChain chain, Authentication authResult) throws IOException, ServletException {
String token = Jwts.builder()
.setSubject(((JwtUser) authResult.getPrincipal()).getUsername())
.setExpiration(new Date(System.currentTimeMillis() + 60 * 60 * 24 * 1000))
.signWith(SignatureAlgorithm.HS256,"HSMyJwtSecret".getBytes())
.compact();
response.addHeader("Authorization", "Bearer " + token);
response.getOutputStream().println(token);
}
}
MyUserDetailService
package com.api.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.stereotype.Component; import java.util.Collection; @Component
public class MyAuthencationProvider implements AuthenticationProvider { @Autowired
private MyUserDetailService myUserDetailService; @Override
public Authentication authenticate(Authentication authentication) throws AuthenticationException {
String username = authentication.getPrincipal().toString();
JwtUser jwtUser = (JwtUser) myUserDetailService.loadUserByUsername(username);
Collection<? extends GrantedAuthority> authorities = jwtUser.getAuthorities();
return new UsernamePasswordAuthenticationToken(jwtUser, jwtUser.getPassword(), authorities);
} @Override
public boolean supports(Class<?> aClass) {
return true;
}
}
MyUserDetailService
package com.api.config;

import com.api.entity.User;
import com.api.repo.UserRepo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Component; @Component
public class MyUserDetailService implements UserDetailsService { @Autowired
private UserRepo userRepo; @Override
public UserDetails loadUserByUsername(String s) throws UsernameNotFoundException {
User user = userRepo.findFirstByUsername(s);
if(user != null){
JwtUser jwtUser = new JwtUser(String.format("%s:%s",String.valueOf(user.getId()),user.getUsername()),user.getPassword());
return jwtUser;
}
throw new UsernameNotFoundException("用户名未找到");
}
}
WebSecurityConfig
package com.api.config;

import com.api.repo.UserRepo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.annotation.Order;
import org.springframework.http.HttpMethod;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder; @Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true)
@Order(-1)
public class WebSecurityConfig extends WebSecurityConfigurerAdapter { @Autowired
private MyAuthencationProvider myAuthencationProvider;
@Autowired
private UserRepo userRepo; @Override
protected void configure(HttpSecurity http) throws Exception {
http.cors().and().csrf().disable().authorizeRequests()
.antMatchers(HttpMethod.POST, "/register").permitAll()
.anyRequest().authenticated()
.and()
.addFilter(new JWTLoginFilter(authenticationManager()))
.addFilter(new JWTAuthenticationFilter(authenticationManager(),userRepo));
} @Override
public void configure(AuthenticationManagerBuilder auth) throws Exception {
auth.authenticationProvider(myAuthencationProvider);
} }
JwtUser
package com.api.config;

import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails; import java.util.Collection; public class JwtUser implements UserDetails { private String username;
private String password; public JwtUser(String username,String password){
this.username = username;
this.password = password;
} @Override
public Collection<? extends GrantedAuthority> getAuthorities() {
return null;
} @Override
public String getPassword() {
return password;
} @Override
public String getUsername() {
return username;
} @Override
public boolean isAccountNonExpired() {
return false;
} @Override
public boolean isAccountNonLocked() {
return false;
} @Override
public boolean isCredentialsNonExpired() {
return false;
} @Override
public boolean isEnabled() {
return false;
} }
MyMvcConfigurer
package com.api.config;

import org.springframework.boot.autoconfigure.AutoConfigureBefore;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.access.SecurityConfig;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; @Configuration
@AutoConfigureBefore(SecurityConfig.class)
public class MyMvcConfigurer implements WebMvcConfigurer { @Override
public void addCorsMappings(CorsRegistry registry) {
registry.addMapping("/**")
.allowedOrigins("*")
.allowedMethods("*")
.allowedHeaders("*")
.allowCredentials(true)
.maxAge(3600);
}
}

以上为config包下全部内容

项目POM.xml配置如下

<?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>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.0.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.api</groupId>
<artifactId>api</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>api</name>
<description>Demo project for Spring Boot</description> <properties>
<java.version>1.8</java.version>
</properties> <dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jdbc</artifactId>
</dependency> <dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency> <dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<optional>true</optional>
</dependency> <dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency> <dependency>
<groupId>com.github.wenhao</groupId>
<artifactId>jpa-spec</artifactId>
<version>3.2.3</version>
</dependency> <dependency>
<groupId>cn.hutool</groupId>
<artifactId>hutool-all</artifactId>
<version>4.3.1</version>
</dependency> <dependency>
<groupId>io.jsonwebtoken</groupId>
<artifactId>jjwt</artifactId>
<version>0.7.0</version>
</dependency> </dependencies> <build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.5.1</version>
<configuration>
<compilerArgs>
<arg>-verbose</arg>
<arg>-Xlint:all,-options,-path</arg>
</compilerArgs>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin> <plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
<plugin>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<classpathPrefix>lib/</classpathPrefix>
<mainClass>com.api.ApiApplication</mainClass>
</manifest>
</archive>
</configuration> </plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-resources-plugin</artifactId>
<configuration>
<delimiters>
<delimiter>@</delimiter>
<delimiter>#{*}</delimiter>
<delimiter>#</delimiter>
</delimiters>
</configuration>
</plugin>
</plugins>
</build> <repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
<pluginRepository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
</pluginRepository>
</pluginRepositories> </project>

以下为其他包结构以及类文件

以上配置成功后即可以POST方式访问

http://localhost:8080/login?username=xxx&password=xx 认证成功后会在返回jwt,下次请求认证的资源在header里边带上Authorization Bearer xxxxxx

即可。

SpringBoot2.0整合SpringSecurity实现WEB JWT认证的更多相关文章

  1. SpringBoot2.0 整合 SpringSecurity 框架,实现用户权限安全管理

    本文源码:GitHub·点这里 || GitEE·点这里 一.Security简介 1.基础概念 Spring Security是一个能够为基于Spring的企业应用系统提供声明式的安全访问控制解决方 ...

  2. SpringBoot2.0整合SpringSecurity实现自定义表单登录

    我们知道企业级权限框架一般有Shiro,Shiro虽然强大,但是却不属于Spring成员之一,接下来我们说说SpringSecurity这款强大的安全框架.费话不多说,直接上干货. pom文件引入以下 ...

  3. springboot2.0整合springsecurity前后端分离进行自定义权限控制

    在阅读本文之前可以先看看springsecurity的基本执行流程,下面我展示一些核心配置文件,后面给出完整的整合代码到git上面,有兴趣的小伙伴可以下载进行研究 使用maven工程构建项目,首先需要 ...

  4. SpringBoot2.0 整合 Swagger2 ,构建接口管理界面

    一.Swagger2简介 1.Swagger2优点 整合到Spring Boot中,构建强大RESTful API文档.省去接口文档管理工作,修改代码,自动更新,Swagger2也提供了强大的页面测试 ...

  5. springboot2.0整合logback日志(详细)

    <div class="post"> <h1 class="postTitle"> springboot2.0整合logback日志(详 ...

  6. 第二篇:SpringBoot2.0整合ActiveMQ

    本篇开始将具体介绍SpringBoot如何整合其它项目. 如何创建SpringBoot项目 访问https://start.spring.io/. 依次选择构建工具Maven Project.语言ja ...

  7. SpringBoot2.0 整合 QuartJob ,实现定时器实时管理

    一.QuartJob简介 1.一句话描述 Quartz是一个完全由java编写的开源作业调度框架,形式简易,功能强大. 2.核心API (1).Scheduler 代表一个 Quartz 的独立运行容 ...

  8. SpringBoot2.0 整合 Dubbo框架 ,实现RPC服务远程调用

    一.Dubbo框架简介 1.框架依赖 图例说明: 1)图中小方块 Protocol, Cluster, Proxy, Service, Container, Registry, Monitor 代表层 ...

  9. SpringBoot2.0 整合 Redis集群 ,实现消息队列场景

    本文源码:GitHub·点这里 || GitEE·点这里 一.Redis集群简介 1.RedisCluster概念 Redis的分布式解决方案,在3.0版本后推出的方案,有效地解决了Redis分布式的 ...

随机推荐

  1. 每日命令:(4)mkdir

    linux mkdir 命令用来创建指定的名称的目录,要求创建目录的用户在当前目录中具有写权限,并且指定的目录名不能是当前目录中已有的目录. 1.命令格式: mkdir [选项] 目录... 2.命令 ...

  2. mysql连接错误解决(ERROR 2049 (HY000): Connection using old (pre-4.1.1) authentication protocol ref used (client option 'secure_auth' enabled))

    当使用mysql的新版本是,连接老版本的mysql,就会有可能报: ERROR 2049 (HY000): Connection using old (pre-4.1.1) authenticatio ...

  3. js之循环语句

    <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8&quo ...

  4. array copy rotate in Pointwise

    goal: # # Copyright 2010 (c) Pointwise, Inc. # All rights reserved. # # This sample Pointwise script ...

  5. PAT 1131 Subway Map

    In the big cities, the subway systems always look so complex to the visitors. To give you some sense ...

  6. [bzoj4726][POI2017][Sabota?] (树形dp)

    Description 某个公司有n个人, 上下级关系构成了一个有根树.其中有个人是叛徒(这个人不知道是谁).对于一个人, 如果他 下属(直接或者间接, 不包括他自己)中叛徒占的比例超过x,那么这个人 ...

  7. Microsoft 根证书计划弃用 SHA-1 哈希算法

    Microsoft 根证书计划弃用 SHA-1 哈希算法 微软官方2016年1月12日发布安全通报,自2016年1月1日起Microsoft 已经发布代码弃用变更,也就是说2016年1月1号后用SHA ...

  8. 数据库删除数据表重复数据,只留下ID较小的行

    删除表中重复数据,留下ID比较小的行 delete from 表 where [重复字段] in (select [重复字段] from 表 group by 字段 having count([字段] ...

  9. codevs1005 生日礼物

    题目描述 Description 9月12日是小松的朋友小寒的生日.小松知道小寒特别喜欢蝴蝶,所以决定折蝴蝶作为给小寒的生日礼物.他来到了PK大学最大的一家地下超市,在超市里,小松找到了n种可以用来折 ...

  10. poj 2455

    题意:由一个点走到另一个点,中间的点可以重复到达,但边只能经过一次,问T条边不重复的路径里,最长的边的最小值. 分析:由于点是可以重用的,因此不必拆点.这道题有重边,而且重边都必须保留,因为点是可以重 ...