pom
<!--SpringSecurity及JWT依赖配置-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</ artifactId></dependency>
<!--Hutool Java工具包-->
<dependency>
<groupId>cn.hutool</groupId>
<artifactId>hutool-all</artifactId>
<version>4.5.7</version>
</dependency>
<!--了MT(]son web Token)登录支持-->
<dependency>
<groupId>io.jsonwebtoken</groupId>
<artifactId>jjwt</artifactId>
<version>0.9.o</version>
</dependency>
前台部分
公共配置类
@Configuration
public class SecurityConfig extends WebSecurityConfigurerAdapter {
/**
* 权限配置 白名单,jwt认证等等
* @param http
* @throws Exception
*/
@Override
protected void configure(HttpSecurity http) throws Exception {
//放行白名单
ExpressionUrlAuthorizationConfigurer<HttpSecurity>.ExpressionInterceptUrlRegistry registry = http.authorizeRequests();
//循环白名单进行放行
for (String url : ignoreUrlsConfig().getUrls()) {
registry.antMatchers(url)
.permitAll();
}
//跨域请求
//允许可以请求OPTIONS CORS
registry.antMatchers(HttpMethod.OPTIONS).permitAll();
//其他请求都需要身份认证
registry.anyRequest().authenticated()
// 关闭csrf跨站请求伪造 :因为现在使用jwt来实现认证
.and().csrf().disable()
// 禁止session 性能更好
.sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
// 自定义权限拒绝处理类
.and().exceptionHandling()
// 没有权限访问时的处理类
.accessDeniedHandler(restfulAccessDeniedHandler())
//没有登录时的处理类
.authenticationEntryPoint(restfulAuthenticationEntryPoint())
.and()
//加入jwt认证过滤器
.addFilterBefore(jwtAuthenticationFilter(), UsernamePasswordAuthenticationFilter.class);
}
@Bean
public JwtAuthenticationFilter jwtAuthenticationFilter(){
return new JwtAuthenticationFilter();
}
@Bean
public IgnoreUrlsConfig ignoreUrlsConfig(){
return new IgnoreUrlsConfig();
}
@Bean
public RestfulAccessDeniedHandler restfulAccessDeniedHandler(){
return new RestfulAccessDeniedHandler();
}
@Bean
public RestfulAuthenticationEntryPoint restfulAuthenticationEntryPoint(){
return new RestfulAuthenticationEntryPoint();
}
@Bean
public PasswordEncoder passwordEncoder(){
return new BCryptPasswordEncoder();
}
}
白名单绑定类
secure:
ignored:
urls: #安全路径白名单
- /swagger-ui.html
- /swagger-resources/**
- /swagger/**
- /**/v2/api-docs
- /**/*.js
- /**/*.css
- /**/*.png
- /**/*.ico
- /webjars/springfox-swagger-ui/**
- /actuator/**
- /druid/**
- /user/**
- /home/**
- /product/**
- /order/paySuccess
@ConfigurationProperties(prefix = "secure.ignored")
public class IgnoreUrlsConfig {
List<String> urls;
public List<String> getUrls() {
return urls;
}
public void setUrls(List<String> urls) {
this.urls = urls;
}
}
没有权限访问时的响应处理类
/**
* @author
* 没有权限访问时的响应处理类
*/
public class RestfulAccessDeniedHandler implements AccessDeniedHandler {
@Override
public void handle(HttpServletRequest request, HttpServletResponse response, AccessDeniedException e) throws IOException, ServletException {
response.setCharacterEncoding("UTF-8");
response.setContentType("application/json");
//响应403没有相关权限
JSON json = JSONUtil.parse(CommonResult.failed(ResultCode.FORBIDDEN));
// FORBIDDEN(403, "没有相关权限"),
response.getWriter().print(json);
response.getWriter().flush();
}
}
未登录处理类
/**
* @author
* 未登录时处理类
*/
public class RestfulAuthenticationEntryPoint implements AuthenticationEntryPoint {
@Override
public void commence(HttpServletRequest request, HttpServletResponse response, AuthenticationException e) throws IOException, ServletException {
response.setCharacterEncoding("UTF-8");
response.setContentType("application/json");
// 响应401 暂未登录或session已经过期
JSON json = JSONUtil.parse(CommonResult.failed(ResultCode.UNAUTHORIZED));
//UNAUTHORIZED(401, "暂未登录或session已经过期"),
response.getWriter().print(json);
}
}
JWT类
/**
* @author
* JWT 过滤器
*/
public class JwtAuthenticationFilter extends OncePerRequestFilter {
@Autowired
HttpServletRequest request;
@Value("${jwt.tokenHeader}")
private String tokenHeader;
@Value("${jwt.tokenHead}")
private String tokenHead;
@Autowired
private JwtTokenUtil jwtTokenUtil;
@Autowired
private UserDetailsService userDetailsService;
@Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws ServletException, IOException {
//jwt令牌 获取jwt令牌
String jwt = request.getHeader(tokenHeader);
if (!StrUtil.isBlank(jwt)&& jwt.startsWith(tokenHead)) {
//字符串截取 截取Head 后面的字符串
jwt =jwt.substring(tokenHead.length());
//解密
String userName = jwtTokenUtil.getUserNameFromToken(jwt);
if (!StrUtil.isBlank(userName)) {
//从服务器中查询用户 判断是否存在该用户
UserDetails userDetails = userDetailsService.loadUserByUsername(userName);
if (userDetails!=null) {
//生成springsecurity的通过认证标识
UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(userDetails,null,userDetails.getAuthorities());
SecurityContextHolder.getContext().setAuthentication(token);
}
}
// filterChain.doFilter(request,response);//放行
}
filterChain.doFilter(request,response);//放行
// response.setCharacterEncoding("UTF-8");
// response.setContentType("application/json");
// //JWT为空
// JSON json = JSONUtil.parse("用户名不存在");
// response.getWriter().print(json);
// response.getWriter().flush();
}
}
jwt:
secret: tuling-mall-portal #可以用MD5加密 服务端私钥
expiration: 86400 #24*60*60 一天
tokenHead: Bearer #JWT规范 #告诉客户端JWT令牌开头需要加的一个字符串
tokenHeader: Authorization #告诉客户端在请求头里传什么参数名
配置UserDetailsSerrvice
启动注解(具体子类模块中 代码)
@EnableWebSecurity
登录方法
@Autowired
private PasswordEncoder passwordEncoder;
@Override
public UmsMember login(String username, String password) {
UmsMember umsMember = null;
try {
UserDetails userDetails = loadUserByUsername(username);
umsMember= ((MemberDetails) userDetails).getUmsMember();
if (!passwordEncoder.matches(password,umsMember.getPassword())) {
Asserts.fail("密码不正确");
}
//生成springsecurity的通过认证标识
UsernamePasswordAuthenticationToken authenticationToken = new UsernamePasswordAuthenticationToken(userDetails,null,userDetails.getAuthorities());
SecurityContextHolder.getContext().setAuthentication(authenticationToken);
if (!userDetails.isEnabled()) {
Asserts.fail("账号已被禁用");
}
insertLoginLog(username);//添加登录记录
} catch (Exception e) {
Asserts.fail("登录异常:" );
e.printStackTrace();
}
return umsMember;
}
/**
* JwtToken生成的工具类
* JWT token的格式:header.payload.signature
* header的格式(算法、token的类型):
* {"alg": "HS512","typ": "JWT"}
* payload的格式(用户名、创建时间、生成时间):
* {"sub":"wang","created":1489079981393,"exp":1489684781}
* signature的生成算法:
* HMACSHA512(base64UrlEncode(header) + "." +base64UrlEncode(payload),secret)
* Created on 2018/4/26.
*/
public class JwtTokenUtil {
public static ThreadLocal<String> currentUsername=new ThreadLocal<>();
private static final Logger LOGGER = LoggerFactory.getLogger(JwtTokenUtil.class);
private static final String CLAIM_KEY_USERNAME = "user_name";
private static final String CLAIM_KEY_CREATED = "created";
@Value("${jwt.secret}")
private String secret;
@Value("${jwt.expiration}")
private Long expiration;
@Value("${jwt.tokenHead}")
private String tokenHead;
/**
* 根据负责生成JWT的token
*/
private String generateToken(Map<String, Object> claims) {
return Jwts.builder()
.setClaims(claims)
.setExpiration(generateExpirationDate())
.signWith(SignatureAlgorithm.HS512, secret)
.compact();
}
/**
* 从token中获取JWT中的负载
*/
private Claims getClaimsFromToken(String token) {
Claims claims = null;
try {
claims = Jwts.parser()
.setSigningKey(secret)
.parseClaimsJws(token)
.getBody();
} catch (Exception e) {
LOGGER.info("JWT格式验证失败:{}", token);
}
return claims;
}
/**
* 生成token的过期时间
*/
private Date generateExpirationDate() {
return new Date(System.currentTimeMillis() + expiration * 1000);
}
/**
* 解密:从token中获取登录用户名(项目使用)
*/
public String getUserNameFromToken(String token) {
String username;
try {
Claims claims = getClaimsFromToken(token);
username = claims.get(CLAIM_KEY_USERNAME,String.class);
} catch (Exception e) {
username = null;
}
return username;
}
/**
* 加密: 根据用户名生成token(项目使用)
*/
public String generateUserNameStr(String username) {
Map<String, Object> claims = new HashMap<>();
claims.put(CLAIM_KEY_USERNAME,username);
claims.put(CLAIM_KEY_CREATED, new Date());
return generateToken(claims);
}
/**
* 判断token是否已经失效
*/
private boolean isTokenExpired(String token) {
Date expiredDate = getExpiredDateFromToken(token);
return expiredDate.before(new Date());
}
/**
* 从token中获取过期时间
*/
private Date getExpiredDateFromToken(String token) {
Claims claims = getClaimsFromToken(token);
return claims.getExpiration();
}
/**
* 当原来的token没过期时是可以刷新的
*
* @param oldToken 带tokenHead的token
*/
public String refreshHeadToken(String oldToken) {
if(StrUtil.isEmpty(oldToken)){
return null;
}
String token = oldToken.substring(tokenHead.length());
if(StrUtil.isEmpty(token)){
return null;
}
//token校验不通过
Claims claims = getClaimsFromToken(token);
if(claims==null){
return null;
}
//如果token已经过期,不支持刷新
if(isTokenExpired(token)){
return null;
}
//如果token在30分钟之内刚刷新过,返回原token
if(tokenRefreshJustBefore(token,30*60)){
return token;
}else{
claims.put(CLAIM_KEY_CREATED, new Date());
return generateToken(claims);
}
}
/**
* 判断token在指定时间内是否刚刚刷新过
* @param token 原token
* @param time 指定时间(秒)
*/
private boolean tokenRefreshJustBefore(String token, int time) {
Claims claims = getClaimsFromToken(token);
Date created = claims.get(CLAIM_KEY_CREATED, Date.class);
Date refreshDate = new Date();
//刷新时间在创建时间的指定时间内
if(refreshDate.after(created)&&refreshDate.before(DateUtil.offsetSecond(created,time))){
return true;
}
return false;
}
}
后台部分
核心处理role,user,resource之间的关系
配置类
@Configuration
public class SecurityConfig extends WebSecurityConfigurerAdapter {
/**
* 前台服务没有动态权限功能
*/
@Autowired(required = false)
private SecuriResourceRoleSource securiResourceRoleSource;
@Override
protected void configure(HttpSecurity http) throws Exception {
//其他代码
if (securiResourceRoleSource != null) {
Map<String, List<String>> map = securiResourceRoleSource.getResourceRole();
//循环注册
if (!map.isEmpty()) {
Set<Map.Entry<String, List<String>>> entries = map.entrySet();
// for (Map.Entry<String, List<String>> entry : entries) {
// entry.getKey()
// }
Iterator<Map.Entry<String, List<String>>> iterator = entries.iterator();
while (iterator.hasNext()) {
Map.Entry<String, List<String>> next = iterator.next();
//list转换数据,object[]转换为String[]
List<String> list = next.getValue();
String[] toArray = list.toArray(new String[list.size()]);
registry.antMatchers(next.getKey()).hasAnyAuthority(toArray);
}
}
}
//其他代码
}
SecuriResourceRoleSource 类
/**
* @author
* 核心是获取 用户user 角色role 资源resource
*/
public interface SecuriResourceRoleSource {
/**
* 获取所有资源对应的角色
* @return
*/
//key 资源 /product/**
// value 角色
Map<String, List<String>> getResourceRole();
}
@Autowired
private UmsResourceService resourceService;
/**
* 为Springsecurity配置的资源信息
* @return
*/
@Bean
public SecuriResourceRoleSource securiResourceRoleSource(){
return new SecuriResourceRoleSource() {
@Override
public Map<String, List<String>> getResourceRole() {
//业务逻辑类 查询 对应的资源信息 用户 角色 资源三者关系
List<ResourceRoleDto> list=resourceService.getResourceRole();
Map<String, List<String>> map = new LinkedHashMap<>();
for (ResourceRoleDto resourceRoleDto : list) {
List<String> roleNameList = list.stream().map(r -> r.getName()).collect(Collectors.toList());
map.put(resourceRoleDto.getUrl(),roleNameList);
}
return map;
}
};
}
key为url
value为角色名
UserDetails中的getAuthorities()
List<UmsRole> roleList;
/**
* 返回当前用户的角色信息
* @return
*/
@Override
public Collection<? extends GrantedAuthority> getAuthorities() {
List<GrantedAuthority> authorities = roleList.stream().map(role -> {
return new SimpleGrantedAuthority(role.getName());
}).collect(Collectors.toList());
return authorities;
}
User 类中
@Override
public UserDetails loadUserByUsername(String username) {
UmsMember umsMember = getAdminByUsername(username);
//根据用户id返回用户的角色
List<UmsRole> roleList = roleMapper.getRoleList(umsMember.getId());
if (umsMember!=null) {
return new MemberDetails(umsMember,roleList);
}
throw new ApiException("用户名或密码错误");
}
文章来源:https://uudwc.com/A/z3Gq8
动态发布
总的文章来源地址https://uudwc.com/A/z3Gq8
在这里插入代码片