fix: 增加replace方式，修复github readme引用图片打不开的问题

packages/mitmproxy/src/index.js

@@ -33,8 +33,8 @@ function registerProcessListener () {
     log.error('uncaughtException:', err)
   })
 
-  process.on('unhandledRejection', (reason, p) => {
-    log.info('Unhandled Rejection at: Promise', p, 'reason:', reason)
+  process.on('unhandledRejection', (err, p) => {
+    log.info('Unhandled Rejection at: Promise', p, 'err:', err)
     // application specific logging, throwing an error, or other logic here
   })
 }

packages/mitmproxy/src/lib/proxy/mitmproxy/createRequestHandler.js

@@ -96,12 +96,11 @@ module.exports = function createRequestHandler (requestInterceptor, responseInte
               log.error('记录ip失败次数,用于优选ip：', hostname, ip)
             }
             log.error('代理请求超时', rOptions.protocol, rOptions.hostname, rOptions.path, (end - start) + 'ms')
-            // reject(new Error(`${rOptions.host}:${rOptions.port}, 代理请求超时`))
             proxyReq.end()
             proxyReq.destroy()
-            res.writeHead(408)
-            res.write('DevSidecar Warning:\n\n 请求超时')
-            res.end()
+            const error = new Error(`${rOptions.host}:${rOptions.port}, 代理请求超时`)
+            error.status = 408
+            reject(error)
           })
 
           proxyReq.on('error', (e) => {
@@ -198,7 +197,8 @@ module.exports = function createRequestHandler (requestInterceptor, responseInte
       },
       (e) => {
         if (!res.finished) {
-          res.writeHead(500)
+          const status = e.status || 500
+          res.writeHead(status)
           res.write(`DevSidecar Warning:\n\n ${e.toString()}`)
           res.end()
           log.error('request error', e.message)

packages/mitmproxy/src/lib/proxy/mitmproxy/index.js

@@ -65,7 +65,7 @@ module.exports = {
       })
       server.on('request', (req, res) => {
         const ssl = false
-        // log.info('request,', req.url, req.port, req.host)
+        // log.info('request,', req.hostname)
         requestHandler(req, res, ssl)
       })
       // tunneling for https
@@ -78,6 +78,10 @@ module.exports = {
         const ssl = false
         upgradeHandler(req, socket, head, ssl)
       })
+      server.on('clientError', (err, socket) => {
+        log.error('client error', err)
+        socket.end('HTTP/1.1 400 Bad Request\r\n\r\n')
+      })
 
       if (callback) {
         callback(server)