From afbc6e46578c4f2c42cf213b354ab0a0b545fc07 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期二, 11 七月 2023 09:43:57 +0800
Subject: [PATCH] 1

---
 src/main/java/com/moon/server/interceptor/ProxyFilter.java |  152 +++++++++++++++++++++++++++++++++++++++++---------
 1 files changed, 123 insertions(+), 29 deletions(-)

diff --git a/src/main/java/com/moon/server/interceptor/ProxyFilter.java b/src/main/java/com/moon/server/interceptor/ProxyFilter.java
index 9d28f17..1e729db 100644
--- a/src/main/java/com/moon/server/interceptor/ProxyFilter.java
+++ b/src/main/java/com/moon/server/interceptor/ProxyFilter.java
@@ -2,16 +2,21 @@
 
 import com.alibaba.fastjson.JSON;
 import com.moon.server.entity.all.HttpStatus;
-import com.moon.server.entity.all.ResAuthEntity;
 import com.moon.server.entity.all.ResponseMsg;
 import com.moon.server.entity.all.StaticData;
+import com.moon.server.entity.sys.ResEntity;
+import com.moon.server.entity.sys.ResLogEntity;
 import com.moon.server.entity.sys.TokenEntity;
 import com.moon.server.entity.sys.UserEntity;
+import com.moon.server.helper.AsyncHelper;
+import com.moon.server.helper.HttpHelper;
 import com.moon.server.helper.StringHelper;
 import com.moon.server.helper.WebHelper;
 import com.moon.server.service.all.PermsService;
 import com.moon.server.service.all.SysService;
 import com.moon.server.service.sys.ResLogService;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 
 import javax.annotation.Resource;
 import javax.servlet.*;
@@ -19,6 +24,7 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.util.List;
+import java.util.TimerTask;
 
 /**
  * 浠g悊杩囨护鍣�
@@ -38,6 +44,8 @@
 
     private final static int LEN = "/proxy/".length();
 
+    private static final Log log = LogFactory.getLog(ProxyFilter.class);
+
     public static final String ILLEGAL_RESOURCE = JSON.toJSONString(new ResponseMsg<String>(HttpStatus.UNAUTHORIZED, "娌℃湁璧勬簮璁块棶鏉冮檺"));
 
     @Override
@@ -46,17 +54,37 @@
 
     @Override
     public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) {
-        HttpServletRequest req = (HttpServletRequest) request;
-        HttpServletResponse res = (HttpServletResponse) response;
+        try {
+            HttpServletRequest req = (HttpServletRequest) request;
+            HttpServletResponse res = (HttpServletResponse) response;
 
-        // 2.鑾峰彇浠ょ墝
-        String token = getToken(req);
-        int resId = getResId(req.getRequestURI(), LEN + token.length() + 1);
-        if (!check(req, res, token, resId)) {
-            return;
+            // 2.鑾峰彇浠ょ墝
+            String token = getToken(req);
+
+            // 3.鑾峰彇鐢ㄦ埛
+            UserEntity ue = getUser(res, token);
+            if (null == ue) {
+                return;
+            }
+
+            int resId = getResId(req.getRequestURI(), LEN + token.length() + 1);
+            if (!check(req, res, ue, token)) {
+                return;
+            }
+
+            // 9.鑾峰彇璧勬簮瀹炰綋
+            ResEntity entity = getResEntity(ue, resId);
+            if (null == entity) {
+                WebHelper.writeStr2Page(res, ILLEGAL_RESOURCE);
+                return;
+            }
+
+            insertLog(req, ue, resId);
+            String url = getSourceUrl(req, entity);
+            proxy(req, res, url);
+        } catch (Exception ex) {
+            log.error(ex.getMessage(), ex);
         }
-
-        insertLog(req, res);
     }
 
     @Override
@@ -68,6 +96,19 @@
      */
     private String getToken(HttpServletRequest req) {
         return req.getRequestURI().substring(LEN, req.getRequestURI().indexOf("/", LEN));
+    }
+
+    /**
+     * 鑾峰彇鐢ㄦ埛
+     */
+    private UserEntity getUser(HttpServletResponse res, String token) {
+        UserEntity ue = sysService.tokenService.getUserByToken(token);
+        if (ue == null) {
+            WebHelper.writeStr2Page(res, AuthInterceptor.NO_LOGIN);
+            return null;
+        }
+
+        return ue;
     }
 
     /**
@@ -83,13 +124,7 @@
     /**
      * 妫�鏌�
      */
-    private boolean check(HttpServletRequest req, HttpServletResponse res, String token, int resId) {
-        // 3.鑾峰彇鐢ㄦ埛
-        UserEntity ue = sysService.tokenService.getUserByToken(token);
-        if (ue == null) {
-            return WebHelper.writeStr2Page(res, AuthInterceptor.NO_LOGIN);
-        }
-
+    private boolean check(HttpServletRequest req, HttpServletResponse res, UserEntity ue, String token) {
         // 4.鑾峰彇IP
         String ip = WebHelper.getIpAddress(req);
         if (StringHelper.isEmpty(ip)) {
@@ -99,11 +134,6 @@
         // 5.妫�鏌ラ粦鍚嶅崟
         if (!checkBlackList(ip, req)) {
             return WebHelper.writeStr2Page(res, AuthInterceptor.BLACK_LIST);
-        }
-
-        // 9.妫�鏌ヨ祫婧愭潈闄�
-        if (!checkResPerms(ue, resId)) {
-            return WebHelper.writeStr2Page(res, ILLEGAL_RESOURCE);
         }
 
         // 6.admin璺宠繃鏉冮檺妫�娴�
@@ -166,21 +196,85 @@
     /**
      * 妫�鏌ヨ祫婧愭潈闄�
      */
-    private boolean checkResPerms(UserEntity ue, int resId) {
+    private ResEntity getResEntity(UserEntity ue, int resId) {
         String uid = StaticData.ADMIN.equals(ue.getUid()) ? null : ue.getUid();
-        List<Integer> rs = permsService.selectResList(uid);
+        List<ResEntity> rs = permsService.selectResList(uid);
         if (null == rs || rs.isEmpty()) {
-            return false;
+            return null;
         }
 
-        return rs.contains(resId);
+        // List<ResEntity> list = rs.stream().filter(resEntity -> resEntity.getId() == resId).collect(Collectors.toList());
+        for (ResEntity entity : rs) {
+            if (resId == entity.getId()) {
+                return entity;
+            }
+        }
+
+        return null;
     }
 
     /**
      * 鎻掑叆鏃ュ織
      */
-    private void insertLog(HttpServletRequest req, HttpServletResponse res) {
-        String ip = WebHelper.getIpAddress(req);
-        //log.info("uriOri={} rAddr={} rHost={} token={}", uriOri, addr, host, token);
+    private void insertLog(HttpServletRequest req, UserEntity ue, int resId) {
+        AsyncHelper helper = new AsyncHelper();
+        helper.execute(new TimerTask() {
+            @Override
+            public void run() {
+                String ip = WebHelper.getIpAddress(req);
+
+                ResLogEntity entity = new ResLogEntity();
+                entity.setResid(resId);
+                entity.setType(getRequestType(req.getMethod()));
+                entity.setIp(ip);
+                entity.setUrl(req.getRequestURL().toString());
+                entity.setCreateUser(ue.getId());
+
+                resLogService.insert(entity);
+            }
+        });
+    }
+
+    /**
+     * 鑾峰彇璇锋眰绫诲埆
+     */
+    private int getRequestType(String method) {
+        // 璇锋眰绫伙細1-GET锛�2-POST锛�3-PUT锛�4-DELETE锛�5-TRACE锛�6-HEAD锛�7-OPTIONS锛�8-CONNECT';
+        switch (method) {
+            case "GET":
+                return 1;
+            case "POST":
+                return 2;
+            case "PUT":
+                return 3;
+            case "DELETE":
+                return 4;
+            case "TRACE":
+                return 5;
+            case "HEAD":
+                return 6;
+            case "OPTIONS":
+                return 7;
+            case "CONNECT":
+                return 8;
+            default:
+                return -1;
+        }
+    }
+
+    /**
+     * 鑾峰彇鍘熷Url
+     */
+    private String getSourceUrl(HttpServletRequest req, ResEntity entity) {
+
+        return "";
+    }
+
+    /**
+     * 浠g悊鏈嶅姟
+     */
+    private void proxy(HttpServletRequest request, HttpServletResponse response, String url) throws Exception {
+        HttpHelper httpHelper = new HttpHelper();
+        httpHelper.service(request, response, url, null);
     }
 }

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