dsfdsf

index.js

@@ -5,7 +5,7 @@ const express = require("express")
     , browser = require('./src/service/HeadlessService')
     , port = 32101
     , { NoSuchSessionError } = require("selenium-webdriver/lib/error")
-    // , { puppeteerErrors } = require("puppeteer-core/lib/cjs/puppeteer/common/Errors");
+// , { puppeteerErrors } = require("puppeteer-core/lib/cjs/puppeteer/common/Errors");
 
 
 logger.getContext = function getContext() {
@@ -63,10 +63,13 @@ process.on('SIGTERM', exitHandler.bind(null, { cleanup: true }));
  * request handler
  */
 app.post('/', async (req, res, next) => {
-    browser.get(req.body).then(html => res.send(html)).catch(e => {
-        if(e instanceof NoSuchSessionError) {            
+    browser.get(req.body).then(html => {
+        if (html) res.send(html)
+        else throw new Error('Emtpy html')
+    }).catch(e => {
+        if (e instanceof NoSuchSessionError) {
             logger.error({ reason: e.message, url: req.url }, 'Browser session expired')
-        }else {
+        } else {
             logger.error({ reason: e.message, url: req.url }, 'Browser error occured')
         }
         res.status(500).send({ code: 500, message: e.message })

src/component/SeleniumBrowser.js

@@ -112,6 +112,10 @@ class SeleniumBrowser {
                     .then(html => {
                         this.pool.release(driver)
                         return html
+                    }).catch(err => {
+                        logger.error({message: err.message}, 'Wait element failed') 
+                        this.pool.release(driver)
+                        return ''
                     })
             } else {
                 this.pool.release(driver)