bug fixed

wisenergy-web-admin/src/main/java/cn/wisenergy/web/shiro/AuthToken.java

 package cn.wisenergy.web.shiro;
 
-
 import org.apache.shiro.authc.AuthenticationToken;
 
 /**

wisenergy-web-admin/src/main/java/cn/wisenergy/web/shiro/ShiroConfig.java

 package cn.wisenergy.web.shiro;
 
-import cn.wisenergy.web.shiro.filter.AuthFilter;
 import cn.wisenergy.web.shiro.filter.AuthRealm;
+import cn.wisenergy.web.shiro.filter.JwtFilter;
+import org.apache.shiro.mgt.DefaultSessionStorageEvaluator;
+import org.apache.shiro.mgt.DefaultSubjectDAO;
 import org.apache.shiro.mgt.SecurityManager;
 import org.apache.shiro.spring.LifecycleBeanPostProcessor;
 import org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor;
@@ -10,6 +12,7 @@ import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
 import org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator;
 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;
@@ -18,6 +21,7 @@ import java.util.Map;
 
 /**
  * shiro配置类
+ *
  * @author 86187
  */
 @Configuration
@@ -48,7 +52,7 @@ public class ShiroConfig {
         // 自定义的过滤器
         Map<String, Filter> filterMap = new HashMap<>();
         // map里面key值要为过滤器的名称，value为过滤器对象
-        filterMap.put("oauth2", new AuthFilter());
+        filterMap.put("oauth2", new JwtFilter());
         // 将自定义的过滤器加入到过滤器集合中
         shiroFilterFactoryBean.setFilters(filterMap);
 
@@ -73,7 +77,7 @@ public class ShiroConfig {
         filterChainDefinitionMap.put("/**", "oauth2");  // 其他路径均需要身份认证，一般位于最下面，优先级最低
 
         // 设置拦截器
-       shiroFilterFactoryBean.setFilterChainDefinitionMap(filterChainDefinitionMap);
+        shiroFilterFactoryBean.setFilterChainDefinitionMap(filterChainDefinitionMap);
         return shiroFilterFactoryBean;
     }
 
@@ -85,34 +89,44 @@ public class ShiroConfig {
         return new LifecycleBeanPostProcessor();
     }
 
-    @Bean
-    public static DefaultAdvisorAutoProxyCreator getDefaultAdvisorAutoProxyCreator() {
-        DefaultAdvisorAutoProxyCreator defaultAdvisorAutoProxyCreator = new DefaultAdvisorAutoProxyCreator();
-        defaultAdvisorAutoProxyCreator.setUsePrefix(true);
-        return defaultAdvisorAutoProxyCreator;
+    @Bean(name = "authRealm")
+    @DependsOn("lifecycleBeanPostProcessor")
+    public AuthRealm authRealm() {
+        return new AuthRealm();
     }
 
     /**
-     * 配置加密匹配，使用MD5的方式，进行1024次加密
+     * securityManager 不用直接注入shiroDBRealm，可能会导致事务失效
+     * 解决方法见 handleContextRefresh
+     * http://www.debugrun.com/a/NKS9EJQ.html
      */
-//    @Bean
-//    public HashedCredentialsMatcher hashedCredentialsMatcher() {
-//        HashedCredentialsMatcher hashedCredentialsMatcher = new HashedCredentialsMatcher();
-//        hashedCredentialsMatcher.setHashAlgorithmName("MD5");
-//        hashedCredentialsMatcher.setHashIterations(1024);
-//        return hashedCredentialsMatcher;
-//    }
     @Bean("securityManager")
     public SecurityManager securityManager(AuthRealm authRealm) {
         DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
         securityManager.setRealm(authRealm);
         securityManager.setRememberMeManager(null);
+        /*
+         * 关闭shiro自带的session，详情见文档
+         * http://shiro.apache.org/session-management.html#SessionManagement-StatelessApplications%28Sessionless%29
+         */
+        DefaultSubjectDAO subjectDAO = new DefaultSubjectDAO();
+        DefaultSessionStorageEvaluator defaultSessionStorageEvaluator = new DefaultSessionStorageEvaluator();
+        defaultSessionStorageEvaluator.setSessionStorageEnabled(false);
+        subjectDAO.setSessionStorageEvaluator(defaultSessionStorageEvaluator);
+        securityManager.setSubjectDAO(subjectDAO);
         return securityManager;
     }
 
-    /**
-     * 开启Shiro的注解
-     */
+    @Bean
+    @DependsOn("lifecycleBeanPostProcessor")
+    public static DefaultAdvisorAutoProxyCreator defaultAdvisorAutoProxyCreator() {
+        DefaultAdvisorAutoProxyCreator defaultAdvisorAutoProxyCreator = new DefaultAdvisorAutoProxyCreator();
+        defaultAdvisorAutoProxyCreator.setUsePrefix(true);
+        // 强制使用cglib，防止重复代理和可能引起代理出错的问题
+        defaultAdvisorAutoProxyCreator.setProxyTargetClass(true);
+        return defaultAdvisorAutoProxyCreator;
+    }
+
     @Bean
     public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(SecurityManager securityManager) {
         AuthorizationAttributeSourceAdvisor advisor = new AuthorizationAttributeSourceAdvisor();

wisenergy-web-admin/src/main/java/cn/wisenergy/web/shiro/filter/JwtFilter.java

+package cn.wisenergy.web.shiro.filter;
+
+import cn.wisenergy.common.enums.RespCodeEnum;
+import cn.wisenergy.common.utils.HttpContextUtils;
+import cn.wisenergy.common.utils.exception.Result;
+import cn.wisenergy.web.shiro.AuthToken;
+import com.alibaba.fastjson.JSON;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.shiro.authc.AuthenticationException;
+import org.apache.shiro.authc.AuthenticationToken;
+import org.apache.shiro.authz.UnauthorizedException;
+import org.apache.shiro.web.filter.authc.BasicHttpAuthenticationFilter;
+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;
+
+/**
+ * 执行流程preHandle->isAccessAllowed->isLoginAttempt->executeLogin->onLoginSuccess
+ */
+public class JwtFilter extends BasicHttpAuthenticationFilter {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(JwtFilter.class);
+
+    /**
+     * 最先执行的方法
+     */
+    @Override
+    protected boolean preHandle(ServletRequest request, ServletResponse response) throws Exception {
+        return super.preHandle(request, response);
+    }
+
+    /**
+     * 这里重写了父类的方法，使用我们自己定义的Token类，提交给shiro。
+     * 这个方法返回null的话会直接抛出异常，进入isAccessAllowed() 的异常处理逻辑。
+     */
+    @Override
+    protected AuthenticationToken createToken(ServletRequest request, ServletResponse response) {
+        //获取请求token
+        String token = ((HttpServletRequest) request).getHeader("Authorization");
+        if (StringUtils.isBlank(token)) {
+            return null;
+        }
+        return new AuthToken(token);
+    }
+
+    /**
+     * 这里我们详细说明下为什么最终返回的都是true，即允许访问
+     * 例如我们提供一个地址 GET /article
+     * 登入用户和游客看到的内容是不同的
+     * 如果在这里返回了false，请求会被直接拦截，用户看不到任何东西
+     * 所以我们在这里返回true，Controller中可以通过 subject.isAuthenticated() 来判断用户是否登入
+     * 如果有些资源只有登入用户才能访问，我们只需要在方法上面加上 @RequiresAuthentication 注解即可
+     * 但是这样做有一个缺点，就是不能够对GET,POST等请求进行分别过滤鉴权(因为我们重写了官方的方法)，但实际上对应用影响不大
+     */
+    @Override
+    protected boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) {
+        if (isLoginAttempt(request, response)) {
+            //if (!isLoginAttempt(request, response) || !executeLogin(request,response)) {
+            try {
+                executeLogin(request, response);
+            } catch (UnauthorizedException | AuthenticationException e) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * 判断用户是否想要登入。
+     * 检测header里面是否包含Authorization字段即可
+     */
+    @Override
+    protected boolean isLoginAttempt(ServletRequest request, ServletResponse response) {
+        HttpServletRequest req = (HttpServletRequest) request;
+        String authorization = req.getHeader("Authorization");
+        return authorization != null;
+    }
+
+    /**
+     *
+     */
+    @Override
+    protected boolean executeLogin(ServletRequest servletRequest, ServletResponse servletResponse) {
+        HttpServletRequest request = (HttpServletRequest) servletRequest;
+        String authorization = getRequestToken(request);
+        if (StringUtils.isNotBlank(authorization)) {
+            if (authorization.startsWith("Bearer ")) {
+                authorization = authorization.substring(7);
+            }
+        }
+
+        AuthToken token = new AuthToken(authorization);
+        // 提交给realm进行登入，如果错误他会抛出异常并被捕获
+        getSubject(servletRequest, servletResponse).login(token);
+        // 如果没有抛出异常则代表登入成功，返回true
+        return true;
+    }
+
+    @Override
+    protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws IOException {
+        if (isLoginRequest(request, response)) {
+            return true;
+        } else {
+            //获取请求token，如果token不存在，直接返回40101
+            String token = getRequestToken((HttpServletRequest) request);
+            if (StringUtils.isBlank(token)) {
+                HttpServletResponse httpResponse = (HttpServletResponse) response;
+                //这里是个坑，如果不设置的接受的访问源，那么前端都会报跨域错误，因为这里还没到corsConfig里面
+                httpResponse.setHeader("Access-Control-Allow-Origin", HttpContextUtils.getOrigin());
+                httpResponse.setHeader("Access-Control-Allow-Methods", "GET,POST,OPTIONS,PUT,DELETE");
+                httpResponse.setHeader("Access-Control-Allow-Credentials", "true");
+                httpResponse.setCharacterEncoding("UTF-8");
+                httpResponse.setContentType("application/json;charset=UTF-8");
+                httpResponse.setStatus(401);
+
+                Result result = new Result();
+                result.setResult(Result.RESULT_FLG.FAIL.getValue());
+                result.setErrorCode(RespCodeEnum.NO_AUTH_REQUEST.getCode());
+                result.setErrorMsg(RespCodeEnum.NO_AUTH_REQUEST.getMsg());
+                String json = JSON.toJSONString(result);
+                httpResponse.getWriter().print(json);
+                return false;
+            }
+        }
+        return executeLogin(request, response);
+    }
+
+    /**
+     * 将非法请求返回401
+     */
+    private void response401(ServletRequest req, ServletResponse resp) {
+        try {
+            HttpServletResponse response = (HttpServletResponse) resp;
+            response.setCharacterEncoding("UTF-8");
+            response.setContentType("application/json;charset=utf-8");
+            response.setStatus(401);
+            response.getWriter().write("{\"status\":401,\"message\":\"未登录!\"}");
+        } catch (IOException e) {
+            LOGGER.error(e.getMessage());
+        }
+    }
+
+    /**
+     * 将非法请求返回401
+     */
+    private void response403(ServletRequest req, ServletResponse resp) {
+        try {
+            HttpServletResponse response = (HttpServletResponse) resp;
+            response.setCharacterEncoding("UTF-8");
+            response.setContentType("application/json;charset=utf-8");
+            response.setStatus(403);
+            response.getWriter().write("{\"status\":403,\"message\":Unauthorized!}");
+        } catch (IOException e) {
+            LOGGER.error(e.getMessage());
+        }
+    }
+
+    /**
+     * 获取请求头中的token
+     */
+    private String getRequestToken(HttpServletRequest httpRequest) {
+        //从header中获取token
+        return httpRequest.getHeader("Authorization");
+    }
+
+}