From eb7683099d9c8aaf4a1e1e31f2a489ba60496b4f Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Sat, 28 May 2022 11:18:10 +0800
Subject: [PATCH] fix sha3

---
 src/main/java/cc/mrbird/febs/common/interceptor/DappInterceptor.java |   43 ++++++++++++++++++++++++++++++++++++++++---
 1 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/common/interceptor/DappInterceptor.java b/src/main/java/cc/mrbird/febs/common/interceptor/DappInterceptor.java
index e0ff513..c906df8 100644
--- a/src/main/java/cc/mrbird/febs/common/interceptor/DappInterceptor.java
+++ b/src/main/java/cc/mrbird/febs/common/interceptor/DappInterceptor.java
@@ -1,37 +1,67 @@
 package cc.mrbird.febs.common.interceptor;
 
+import cc.mrbird.febs.common.contants.AppContants;
 import cc.mrbird.febs.common.entity.FebsResponse;
+import cc.mrbird.febs.common.utils.LoginUserUtil;
 import cc.mrbird.febs.common.utils.RedisUtils;
 import cc.mrbird.febs.common.utils.SpringContextUtil;
 import cc.mrbird.febs.dapp.entity.DappMemberEntity;
 import cc.mrbird.febs.dapp.mapper.DappMemberDao;
 import cn.hutool.core.util.StrUtil;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.servlet.HandlerInterceptor;
+import org.web3j.crypto.Hash;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
+import java.util.Map;
 
 /**
- * @author wzy
+ * @author 
  * @date 2022-03-17
  **/
+@Slf4j
 public class DappInterceptor implements HandlerInterceptor {
 
     private final DappMemberDao dappMemberDao = SpringContextUtil.getBean(DappMemberDao.class);
+    private final RedisUtils redisUtils = SpringContextUtil.getBean(RedisUtils.class);
 
     @Override
     public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+        if ("OPTIONS".equals(request.getMethod().toUpperCase())) {
+            return true;
+        }
         String headAddress = request.getHeader("address");
+        String key = request.getHeader("key");
+        String path = request.getServletPath().replace("/dapi", "");
+        log.info("进入拦截:{}, {}, {}", headAddress, path, key);
 
-        if (StrUtil.isBlank(headAddress)) {
+        String chain = request.getHeader("chain");
+        if (StrUtil.isBlank(headAddress) || StrUtil.isBlank(key)) {
             responseUnAuth(response);
             return false;
         }
 
-        DappMemberEntity memberEntity = dappMemberDao.selectByAddress(headAddress);
+        Map<Object, Object> signKey = redisUtils.hmget(AppContants.REDIS_KEY_SIGN);
+        Object signObj = signKey.get(headAddress);
+
+        if (signObj == null) {
+            responseUnAuth(response);
+            return false;
+        }
+        String sign = (String) signObj;
+
+        String calKey = LoginUserUtil.sha3(sign + path + headAddress).replace("0x", "");
+        if (!calKey.equals(key)) {
+            responseUnAuth(response);
+            return false;
+        }
+
+        DappMemberEntity memberEntity = dappMemberDao.selectByAddress(headAddress, null);
         if (memberEntity == null) {
             responseUnAuth(response);
             return false;
@@ -46,4 +76,11 @@
         response.setContentType("application/json; charset=utf-8");
         response.getWriter().write(new ObjectMapper().writeValueAsString(new FebsResponse().code(HttpStatus.UNAUTHORIZED)));
     }
+
+    public static void main(String[] args) {
+        String headAddress = "0x971c09aa9735eb98459b17ec8b48932d24cbb931";
+        String path = "/member/walletInfo";
+        String sign = "0x1fd3f82895ca4615daa10ec245d628ca230358e08423df71c8f6c8d3d4163520";
+//        System.out.println(Hash.sha3(sign + path + headAddress));
+    }
 }

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