update

server/controller/ProxyRequest.js

@@ -3,6 +3,7 @@ const path = require('path')
 const com = require('@god/node-com')
 
 const Proxy = com.Proxy
+const md5 = com.Tool.md5
 
 const use = (req, res) => {
   Proxy.reqHttps({
@@ -21,11 +22,12 @@ const use = (req, res) => {
   }, function (str, obj) {
     console.error('获取cookie - 123456789', req.headers.cookie)
     if (/image/gi.test(obj.resHeader['content-type'])) {
+      // 这种方式不够高级，还要先生成一个图片文件，能不能直接返回一个文档流
       res.header('Content-Type', obj.resHeader['content-type'])
       str = str.replace(/^data:image\/\w+;base64,/, "")
       let bf = new Buffer(str, 'base64')
-      fs.writeFileSync('upload_tmp/image.png', bf)
-      fs.createReadStream('upload_tmp/image.png').pipe(res)
+      fs.writeFileSync('upload_tmp/image.' + md5(bf) + '.png', bf)
+      fs.createReadStream('upload_tmp/image.' + md5(bf) + '.png').pipe(res)
       // 直接返回 base64字符串
       // res.header('Content-Type', 'text/plain')
       // res.status(200).send(str)