spring boot Shiro JWT整合
一个api要支持H5, PC和APP三个前端,如果使用session的话对app不是很友好,而且session有跨域攻击的问题,所以选择了JWT
1.导入依赖包
<dependency>
<groupId>org.apache.shiro</groupId>
<artifactId>shiro-spring</artifactId>
<version>1.3.2</version>
</dependency> <dependency>
<groupId>com.auth0</groupId>
<artifactId>java-jwt</artifactId>
<version>3.2.0</version>
</dependency>
2.自定义JWTToken
import org.apache.shiro.authc.AuthenticationToken; public class JwtToken implements AuthenticationToken { private String token; public JwtToken(String token) {
this.token = token;
} @Override
public Object getPrincipal() {
return token;
} @Override
public Object getCredentials() {
return token;
}
}
工具类
import com.auth0.jwt.JWT;
import com.auth0.jwt.JWTVerifier;
import com.auth0.jwt.algorithms.Algorithm;
import com.auth0.jwt.exceptions.JWTDecodeException;
import com.auth0.jwt.interfaces.DecodedJWT; import java.io.UnsupportedEncodingException;
import java.util.Date; public class JwtUtils { // 过期时间30天
private static final long EXPIRE_TIME = 24 * 60 * 30 * 1000; /**
* 校验token是否正确
*
* @param token 密钥
* @param username 登录名
* @param password 密码
* @return
*/
public static boolean verify(String token, String username, String password) {
try {
Algorithm algorithm = Algorithm.HMAC256(password); JWTVerifier verifier = JWT.require(algorithm).withClaim("userName", username).build(); DecodedJWT jwt = verifier.verify(token); return true;
} catch (Exception e) {
return false;
}
} /**
* 获取登录名
*
* @param token
* @return
*/
public static String getUsername(String token) {
try {
DecodedJWT jwt = JWT.decode(token); return jwt.getClaim("userName").asString();
} catch (JWTDecodeException e) {
return null;
}
} /**
* 生成签名
*
* @param username
* @param password
* @return
*/
public static String sign(String username, String password) {
try {
// 指定过期时间
Date date = new Date(System.currentTimeMillis() + EXPIRE_TIME); Algorithm algorithm = Algorithm.HMAC256(password); return JWT.create()
.withClaim("userName", username)
.withExpiresAt(date)
.sign(algorithm);
} catch (UnsupportedEncodingException e) {
return null;
}
} }
3.自定义realm
import com.system.authorization.model.JwtToken;
import com.system.authorization.model.MzUser;
import com.system.authorization.service.MzUserService;
import com.system.authorization.utils.JwtUtils;
import org.apache.shiro.authc.*;
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.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired; import java.util.Set; public class JwtShiroRealm extends AuthorizingRealm { private Logger logger = LoggerFactory.getLogger(this.getClass()); @Autowired
private MzUserService mzUserService; /**
* 使用JWT代替原生Token
* @param token
* @return
*/
@Override
public boolean supports(AuthenticationToken token) {
return token instanceof JwtToken;
} //权限验证
@Override
protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {
logger.info("doGetAuthorizationInfo:" + principalCollection.toString()); String userName = JwtUtils.getUsername(principalCollection.toString()); //获取权限数据
Set<String> permissions = mzUserService.getPermissionByUserName(userName); SimpleAuthorizationInfo simpleAuthorizationInfo = new SimpleAuthorizationInfo();
simpleAuthorizationInfo.setStringPermissions(permissions);
return simpleAuthorizationInfo;
} /**
* 身份认证:Authentication 用来验证用户身份
* 默认使用此方法进行用户名正确与否验证,错误抛出异常
*/
@Override
protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authenticationToken) throws AuthenticationException {
String token = authenticationToken.getPrincipal().toString(); System.out.println("Realm 验证:"+token);
String userName = JwtUtils.getUsername(token); System.out.println("Realm 验证用户名:"+userName);
MzUser mzUser = mzUserService.queryByUserName(userName);
if (mzUser == null) {
throw new AuthenticationException("token验证失败,权限不足");
} if (!JwtUtils.verify(token, userName, mzUser.getPassword())) {
throw new UnknownAccountException("token验证失败,权限不足");
} return new SimpleAuthenticationInfo(token, token, "realm");
}
}
4.自定义filter
import com.system.authorization.model.JwtToken;
import org.apache.commons.lang3.StringUtils;
import org.apache.http.HttpStatus;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.web.filter.authc.BasicHttpAuthenticationFilter;
import org.apache.shiro.web.util.WebUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory; import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException; public class JwtAuthFilter extends BasicHttpAuthenticationFilter { private Logger logger = LoggerFactory.getLogger(this.getClass()); // 登录标识
private static String LOGIN_SIGN = "x-auth-token"; /**
* 检测用户是否登录
* 检测header里面是否包含Authorization字段即可
*
* @param request
* @param response
* @return
*/
@Override
protected boolean isLoginAttempt(ServletRequest request, ServletResponse response) {
HttpServletRequest httpRequest = WebUtils.toHttp(request); String authorization = httpRequest.getHeader(LOGIN_SIGN); return StringUtils.isNoneBlank(authorization);
} @Override
protected boolean executeLogin(ServletRequest request, ServletResponse response) throws Exception {
HttpServletRequest httpRequest = WebUtils.toHttp(request);
String token = httpRequest.getHeader(LOGIN_SIGN);
JwtToken jwtToken = new JwtToken(token);
//提交给realm进行登录,如果错误会怕熬出异常并被捕获,如果没有抛出异常则返回true
getSubject(request, response).login(jwtToken);
return true;
} @Override
protected boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) {
System.out.println("开始jwt 校验");
//如果不是登录请求
if (isLoginAttempt(request, response)) {
try {
executeLogin(request, response);
} catch (Exception e) {
// throw new TSharkException("登录权限不足!", e);
throw new UnknownAccountException("token验证失败,权限不足");
}
}
System.out.println("jwt 校验通过");
return true;
} @Override
protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws IOException {
HttpServletResponse httpResponse = WebUtils.toHttp(response);
httpResponse.setCharacterEncoding("UTF-8");
httpResponse.setContentType("application/json;charset=utf-8");
httpResponse.setStatus(org.apache.http.HttpStatus.SC_UNAUTHORIZED);
System.out.println("token验证失败,没权限访问");
return false;
} /**
* 对跨域提供支持
*
* @param request
* @param response
* @return
* @throws Exception
*/
@Override
protected boolean preHandle(ServletRequest request, ServletResponse response) throws Exception {
HttpServletRequest httpServletRequest = (HttpServletRequest) request;
HttpServletResponse httpServletResponse = (HttpServletResponse) response;
httpServletResponse.setHeader("Access-control-Allow-Origin", httpServletRequest.getHeader("Origin"));
httpServletResponse.setHeader("Access-Control-Allow-Methods", "GET,POST,OPTIONS,PUT,DELETE");
httpServletResponse.setHeader("Access-Control-Allow-Headers", httpServletRequest.getHeader("Access-Control-Request-Headers"));
// 跨域时会首先发送一个option请求,这里我们给option请求直接返回正常状态
if (httpServletRequest.getMethod().equals(RequestMethod.OPTIONS.name())) {
httpServletResponse.setStatus(HttpStatus.OK.value());
return false;
}
return super.preHandle(request, response);
} }
授权过滤器
import org.apache.http.HttpStatus;
import org.apache.shiro.subject.Subject;
import org.apache.shiro.web.filter.authz.AuthorizationFilter;
import org.apache.shiro.web.util.WebUtils; import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException; public class RolesAndPermissionFilter extends AuthorizationFilter { @Override
protected boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) throws Exception {
System.out.println("开始Roles permission校验");
//获取接口请求地址
String path = WebUtils.toHttp(request).getRequestURI(); Subject subject = getSubject(request, response); //数据库中存储的是接口的请求地址,此处验证当前请求的接口地址,当前登录的用户是否存在,如果存在则通过验证
if (subject.isPermitted(path))
return true;
System.out.println("roles permission校验未通过");
return false;
} @Override
protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws IOException {
HttpServletResponse httpResponse = WebUtils.toHttp(response);
httpResponse.setCharacterEncoding("UTF-8");
httpResponse.setContentType("application/json;charset=utf-8");
httpResponse.setStatus(HttpStatus.SC_UNAUTHORIZED);
return false;
}
}
5.配置信息,注入spring容器
import com.system.authorization.filter.JwtAuthFilter;
import com.system.authorization.filter.RolesAndPermissionFilter;
import com.system.authorization.realm.JwtShiroRealm;
import org.apache.shiro.mgt.DefaultSecurityManager;
import org.apache.shiro.mgt.DefaultSessionStorageEvaluator;
import org.apache.shiro.mgt.DefaultSubjectDAO;
import org.apache.shiro.mgt.SecurityManager;
import org.apache.shiro.realm.Realm;
import org.apache.shiro.spring.LifecycleBeanPostProcessor;
import org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator;
import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.DependsOn; import javax.servlet.Filter;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map; @Configuration
@ConditionalOnWebApplication
public class ShiroConfig { @Bean
public Realm jwtShiroRealm() {
return new JwtShiroRealm();
} @Bean
public SecurityManager securityManager() {
DefaultSecurityManager defaultSecurityManager = new DefaultWebSecurityManager();
defaultSecurityManager.setRealm(jwtShiroRealm()); // 关闭自带session
DefaultSessionStorageEvaluator evaluator = new DefaultSessionStorageEvaluator();
evaluator.setSessionStorageEnabled(false); DefaultSubjectDAO subjectDAO = new DefaultSubjectDAO();
subjectDAO.setSessionStorageEvaluator(evaluator); defaultSecurityManager.setSubjectDAO(subjectDAO); return defaultSecurityManager;
} @Bean(name = "shiroFilter")
public ShiroFilterFactoryBean shiroFilter(SecurityManager securityManager) {
ShiroFilterFactoryBean factoryBean = new ShiroFilterFactoryBean(); //将自定义的过滤器注入
Map<String, Filter> filterMap = new LinkedHashMap<>();
filterMap.put("jwt", new JwtAuthFilter());
filterMap.put("permission", new RolesAndPermissionFilter()); factoryBean.setFilters(filterMap);
factoryBean.setSecurityManager(securityManager); //定义过滤规则
Map<String, String> filterRuleMap = new HashMap<>();
//所有的请求都必须经过jwt,permission过滤器
filterRuleMap.put("/**", "jwt,permission");
//登录接口可以不做验证
filterRuleMap.put("/mz/user/login", "anon"); factoryBean.setFilterChainDefinitionMap(filterRuleMap); //设置登录页面,主页面,验证失败页面
factoryBean.setLoginUrl("https://www.baidu.com");
factoryBean.setSuccessUrl("https://www.cnblogs.com/gyli20170901/");
factoryBean.setUnauthorizedUrl("/403"); return factoryBean;
} @Bean
@DependsOn("lifecycleBeanPostProcessor")
public DefaultAdvisorAutoProxyCreator defaultAdvisorAutoProxyCreator() {
DefaultAdvisorAutoProxyCreator defaultAdvisorAutoProxyCreator = new DefaultAdvisorAutoProxyCreator();
defaultAdvisorAutoProxyCreator.setProxyTargetClass(true);
return defaultAdvisorAutoProxyCreator;
} @Bean
public LifecycleBeanPostProcessor lifecycleBeanPostProcessor() {
return new LifecycleBeanPostProcessor();
} @Bean
public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(SecurityManager securityManager) {
AuthorizationAttributeSourceAdvisor advisor = new AuthorizationAttributeSourceAdvisor();
advisor.setSecurityManager(securityManager);
return advisor;
}
}
参考:https://yq.aliyun.com/articles/646440
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