Webpack Dev Server Proxy Https

0 because it is troublesome to keep changing the host IP address when I move between office and other locations. js whenever we save our js code, but we want all other requests to be handled by our ASP. 虽然 webpack-dev-middleware + webpack-hot-middleware 的组合为开发过程提供了便利,但它们仅适用于服务侧开发的场景。 很多时候我们仅仅对客户端页面做开发,没有直接的 server 来提供支持,这时候就需要 webpack-dev-server 来解囊相助了。. Angular CLI uses webpack-dev-server as the development server. Updates the browser on. My back end is hosted in a docker container and can be seen at localh. It doesn't care bundle. js file you'll notice it's quite small in size (in comparison to sw-precache ). This makes the server only accessible on 127. Webpack-like and similar concepts Simple configuration Can be quite slow No Static Assets Inferior Bundle Splitting Limited in flexibility. erosenberg referenced this issue Aug 25, 2017 devServer proxy not working #793. It also has a little runtime which is connected to the server via Sock. An important note: In the webpack config file you should specify output. But as soon as I change a file everything works great. Using this, we can structure our application as follows. proxy 利用 http-proxy-middleware包进行 url 代理,. For more information, refer to the webpack examples for https. In development, there is the option to run the Webpack dev server alongside the Rails server. js server behind a proxy, for instance Nginx, you can specify the public facing IP address--public mywebsite. 10/07/2019; 13 minutes to read +2; In this article. This works fine in IIS Express but to get hot reloading for my React front end I have tried to use webpack-dev-server and have it proxy my IIS Express. They manage the development workflow. Webpack is fast. npx webpack-dev-server -open -colors -hot -mode development A browser window should pop open and you should see your component (make sure you check your terminal for errors though)! Yay, you're done!!! 🍰 You have all you need to get your React TypeScript project up and running. webpack-dev-server can proxy some requests to others servers. В этом случае, приложения, генерируемые webpack-ом будет необходимо адаптировать таким образом, чтобы они делали запросы к webpack-dev-server, даже если они совершаются с HTML-страницы, расшариваемой бэкэнд-сервером. js Express server,他使用了 webpack-dev-middleware 來服務 webpack 的綑綁功能,而 webpack-dev-server 背後使用了 socket. Let's make a call to the /users endpoint and make sure the whole pipeline is working. Browsers will ask you for a security exception and show in the url bar that connection is not secure. npm i Run development server. 使用http-proxy-middleware的webpack-dev-server中的Keep-alive选项? ReactJS服务器端重新加载(webpack-dev-server) Typescript + webpack(带有热重载)+ NodeJS; 在webpack包中运行Webpack Dev Server; 即使在显示捆绑包有效消息之后,Webpack-dev-server也不捆绑; 如何使用jade和webpack使用热重载. The issue is that I don't control the server I'm connecting to, and I need to authenticate the request. 笔记:配置 webpack dev server. js","webpack. webpack-dev-server can be used to quickly develop an application. io / ws / sockjs / raw websockets) work with webpack (webpack-dev-server?). Desde que he express server, ¿realmente necesito webpack-dev-servidor? Sí y no. Now to figure out how to replace that Node. 그래서 좀더 찾아보니 webpack dev server 공식 github. 在前端工程化的年代,相信webpack和webpack-dev-server现如今大部分人都在使用吧,现列举一些常用的webpack-dev-server的属性,方便提高开发效率. Your average React app is bootstraped by create-react-app. Webpack's dev server watches your files for changes, and recompiles source files when you hit save; The dev server sends a message to the client, announcing that those files have been recompiled, and including the new versions of the code; The client runs any module. x phpmyadmin 4. "/"), whereas react-router allows for an unlimited amount. Options that are compatible with webpack-dev-middleware have 🔑 next to them. To download and install the ArcGIS API for JavaScript and SDK navigate to the ArcGIS API for JavaScript download page and log-in with your Esri global account. js & package. 众所周知webpack-dev-server有三种配置方式,有配置文件方式、package. It uses a library called SockJS to emulate a web socket. webpack-dev-server --https To pass your own certificate via the CLI use the following options. GitHub Gist: instantly share code, notes, and snippets. Updates the browser on changes. This makes the server only accessible on 127. Webpack dev server should only be used for. webpack-dev-server can proxy some requests to others servers. …What you see here is a RESTful API written in Express. to simplify configuration all protocols (i. 🐠 Automatic transforms Code is automatically transformed using Babel, PostCSS, and PostHTML when needed - even node_modules. Note that some of http-proxy-middleware's features do not require a target key, e. RT,现在vue/ng的. It packs CommonJs/AMD modules i. Advanced features such as server-side rendering will require additional work. Hope that solves it for you. • If we build out an API by creating our own server and endpoints, connecting it to a CRA project during development takes an extra step. The webpack-dev-server CLI automatically includes an entry point which establishes a WebSocket connection. 2、webpack-dev-server使用的是http-proxy-middleware来实现跨域代理的。 HTTPS 代理-SNI Proxy-WebSocket 一直用sni proxy做https反向代理,但. We made the Vagrant box accessible from a static IP, and then made webpack-dev. js server listens to when files were changes and triggers events to react accordingly. It will be helpful when you try to test your application without the actual REST API server. With the proxy, our initial diagram would change to something like this: Local Angular CLI dev server with active proxy. js来连接到服务器的微型运行时. js, for example:. 1, which is fine because nginx takes care of making it available on your host PC. As a result also the dev-server we’ve been talking about so far is nothing else than the Webpack development server. 【已解决】webpack-dev-server出错:localhost无法加载bundle. A sample configuration is below. We can install it with the following command: npm install webpack-dev-server --global npm install webpack-dev-server --save-dev. Webpack-dev-server的proxy用法. js API起webpack-dev-server的服务,然后用proxy代理请求就行。 大概这个样子吧。. UPDATE Jan 3, 2016: I implemented http-proxy-middleware into the. webpack devServer. 1 and swap in 2. According to Netcraft, nginx served or proxied 25. I closed my mind into thinking that it had to be ran with a development server. js Express server, which uses the [[webpack-dev-middleware]] to serve a webpack bundle. webpack-api-mocker. The front-end is in React. Proxy Content from URL with Webpack Dev Server December 21st, 2017 - Software Tutorial An application I'm working with has a large amount of static files (path starting with '/files/' ) deployed on a mounted volume in Docker. 本文主要介绍了详解webpack-dev-server使用http-proxy解决跨域问题,小编觉得挺不错的,现在分享给大家,也给大家做个参考。一起跟随小编过来看看吧,希望能帮助到大家。. We'll take a look at an example that combines webpack-dev-middleware with an express server. com; ssl_certificate. configuration has an unknown property ‘error’. Setting up the server. SSL Certificates for HTTPS. At the end of the article I have my entire final webpack. Alastair 👍. webpack is a module bundler. IO ,所以當發生事件的時候,Server 會去通知 Client 端坐一些事情;至於甚麼事情,當然就是自動地將瀏覽器. Instead of writing files to the destination directory. …What you see here is a RESTful API written in Express. This will start a TCP server listening for connections on the provided host. webpack-dev-server can proxy some requests to others servers. Out of the box, you won't need to configure it because it already has everything set up. В Gulp делал через Browsersync proxy, на webpack-dev-server это сделать также, через proxy. How to achieve a 'proxy' (similar to grunt-connect-proxy) option with webpack-dev-server ?. Tons of features are on the roadmap but still, this beta version will improve the way you look at webpack-dev-server or webpack production build bundle, chunks and other output. DA: 74 PA: 25 MOZ Rank: 33. A task in Gruntfile. It will be helpful when you try to test your application without the actual REST API server. Read more. js file created from yarn run build, it use Webpack with a development server that provides live reloading. create-react-app provides a mechanism for working with an API server in development. The Webpack dev server makes use of http-proxy-middleware to optionally proxy requests to a separate, possibly external, backend server. md it doesn't hot reload. The Angular CLI uses Webpackunderneath. Issue #2: webpack-dev-server sockjs server accept all connections Everybody is allowed to make a connection to the sockjs server of the dev-server. Navigation. Webpack hot reloading using only webpack-dev-middleware. I like the whole setup of Sage/Bedrock so I thought I’d give it a try. Thankfully with webpack-dev-server and BrowserSync we can fix this: npm i -D browser-sync browser-sync-webpack-plugin webpack-dev-server BrowserSync will act like a proxy, waiting for webpack to do its thing and then reloading the browser for us. 🛠️Integration. Process goes something like this: bundle update webpacker rails webpacker:binstubs yarn upgrade @rails/[email protected] It uses Webpack's Hot Module Replacement feature to replace components and stylesheets inline. We can have the Webpack development server proxy requests intended for our API server, like this: In this flow, React makes an API request to localhost:3000, the Webpack development server. webpack-dev-server. Also, it generates an example project based on provided webpack configuration that you can review in your browser and download. 最近在配置使用webpack hot server,整了很长时间,终于还是被我整的差不多了,而且还是正常使用啦。 我的项目不是那种静态的,我使用node做server去运行项目,然后调试js的。 主要的有一下几点. Webpack Dev Server proxy no redirecciona a mi api backend. 笔记:配置 webpack dev server. Accessing Websites on a Local Network (LAN) Web Server There are a number of different ways that local websites can be viewed from other computers (running Windows, Mac OS X, Linux) and mobile devices (iPads, iPhones, Android phones, etc), that are all connected within the same LAN (local network). make sure to set the ext-sip-ip and ext-rtp-ip in vars. webpack is a module bundler. localhost development. Serves a webpack app. 🛠️Integration. ドキュメントによるとWebpack Dev ServerはExpress製のサーバーで、webpack-dev-middlewareを使ってwebpack後のコンテンツを配信する。webpack-dev-middlewareはassetsをコンパイルしたものをメモリ上にキャッシュするなどを担当する。. nginx [engine x] is an HTTP and reverse proxy server, a mail proxy server, and a generic TCP/UDP proxy server, originally written by Igor Sysoev. # devServer. Hello, i have an issue with proxy in webpack-dev-server, not all header are going to the browser, after some investigation it looks like proxy server can't operate 'set-cookie' as an array, do you know some workarounds or maybe you know how to send raw headers so browser will get all the data. 🎉 Multiple entries & outputs. 笔记:配置 webpack dev server. // Set this if you want webpack-dev-server to delegate a single path to an arbitrary server. dev configuration will be used when spinning up the Webpack development server so that we can see our application in the browser. Proxy is configured via proxy parameter. webpack - webpack-dev-server 3. This should be used for development only. This page describes the options that affect the behavior of webpack-dev-server (short: dev-server). Includes a self-signed certificate that. lanUrlForConfig); Next step is to create the webpack server configuration using the proxyConfig. static or express/serve-static. com/mafintosh. 我把主要的几个文件列出来一下: app. html on port 3000 , while the webpack-dev-server provide the bundle. We use cookies for various purposes including analytics. – Vijender Kumar Dec 28 '18 at 7:24. webpack-api-mocker 是一个webpack-dev-server中间件,可以为REST API创建模拟。当您尝试在没有实际 REST API 服务器的情况下测试应用程序时,它会很有用。. webpack关于webpack-dev-server开启proxy的官方介绍. A proxy is nothing but a middleman that does the communicating from one computer to another (server). We made the Vagrant box accessible from a static IP, and then made webpack-dev. 69% busiest sites in October 2019. But instead of writing a full-fledged DNS server right now, we'll proxy all requests to Google's DNS over HTTPS server and send the. 1, which is fine because nginx takes care of making it available on your host PC. webpack-dev-server --port 8080 devServer. Configure the proxy property of webpack-dev-server. These examples use twurl—a command-line application that can be used to make authenticated requests to the Twitter platform. If you are running webpack-dev-server or any express. Configure ASP. NET Standard for those of you who still haven't migrated over. 13 and will not include any sample updates, documentation fixes etc. Proxy Google's DNS over HTTPS Server. During development, we can still point WordPress to load the files from the localhost server, but for production you'll use npm run build to generate a bundle that will live on the same server as the WordPress installation. Implication : The attacker gets access to the. This proxy configuration is not working for me, I have tried every possible combinaton of the proxy configuration. Unlike webpack-dev-server, webpack-serve does not ship with SSL Certificate generation, nor does it ship with a built-in certificate for use with HTTPS configurations. Identify filetypes to cache Determine optimum expiration or "max-age" Use unique filenames for cache invalidation Configure. Create React App comes with a great config out of the box, and it has the “eject” feature for when you want to take the config into your own hands. Don’t worry if you aren’t acquainted with Webpack. These examples use twurl—a command-line application that can be used to make authenticated requests to the Twitter platform. # Run devserver with default directory structure and ports assumed sm-webpack serve # Build for production with default sm-webpack build # OR sm-webpack # Specifiy source and destination sm-webpack build --src res/project1 --dest static/dist/project1 # Specify different ports sm-webpack serve --dev-port 3050 Using with config. Learn about building, deploying and managing your apps on Heroku. To work, it assumes you run webpack in the watch mode. plugins: clean-webpack-plugin is a webpack plugin to remove the build folder(s) before building. webpack-dev-server --https To pass your own certificate via the CLI use the following options. The Free Trade Agreement Portal has been developed using open source software. API Proxying During Development. …Head over to the exercise files for this video…and open up the contact-manager-api. 需要webpack,webpack-dev-server. 一个完整的webpack配置代理代码. NET Core to work with proxy servers and load balancers. 4 TypeScript definitions for class. The webpack-dev-server CLI automatically includes an entry point which establishes a WebSocket connection. We need to install webpack-dev-server both locally and globally for the same reasons we installed webpack that way. It is suitable for implementing components such as reverse proxies and load balancers. What I'm telling nginx is that if the path of the request starts with /api, then the request should be sent to the backend, otherwise, it should be sent to the front end. All about dev. Taken from webpack. node-http-proxy is an HTTP programmable proxying library that supports websockets. 由于需要在手机端web调试几个仅在https下生效的接口,无法使用localhost或127. The dev-server makes use of the powerful http-proxy-middleware package. I like the whole setup of Sage/Bedrock so I thought I’d give it a try. My environment: Centos7 via VirtualBox (installed on Windows7) Node version: 6. If you are handling requests with a server, you may want to set up a proxy for development. Problem: You are using Webpack to serve your code in dev-localhost mode but want your SPAs api calls to route to a proxy server. The proxy will serve the. The webpack-dev-server has to serve eveything from / but all requests have to go against dev. Conclusion. …Head over to the exercise files for this video…and open up the contact-manager-api. Webpack dev server should only be used for. I closed my mind into thinking that it had to be ran with a development server. To make a connection between webpack-dev-server and its runtime best, use the inline mode with --inline. js file in one shot, should you wish to copy it. 这里你将你的源文件放在app文件夹下,并通过webpack将其打包到build文件夹下的bundle. 使用webpack-dev-server驱动前端项目时,开发工程中由于访问的webpack-dev-server启动的本地服务器,当前端工程中需要使用服务端api时(特别是服务端api如果再有一些权限验证的过程,比如要使用cookie做登陆判断),不能自动将cookie携带过去,api验证过程失败。. Havi님, 친절하고 자세한 답변 감사합니다. # Run devserver with default directory structure and ports assumed sm-webpack serve # Build for production with default sm-webpack build # OR sm-webpack # Specifiy source and destination sm-webpack build --src res/project1 --dest static/dist/project1 # Specify different ports sm-webpack serve --dev-port 3050 Using with config. However, this plugin does not do anything unless it is used with the webpack-dev-server. How to achieve a 'proxy' (similar to grunt-connect-proxy) option with webpack-dev-server ?. start setting in package. Also I tried to execute webpack-dev-server directly: kot$ webpack-dev-server Invalid configuration object. The front-end is in React. The Grunt ecosystem is huge and it's growing every day. The Git Virtual File System (GVFS) proxy feature supports intensive input/output (I/O) operations. webpack-dev-server was created for such a purpose. js Express服务器,它使用webpack-dev-middleware来服务于webpack的包,除此自外,它还有一个通过Sock. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. 笔记:配置 webpack dev server. ssl configuration keys in your application-prod. When we Goggled a solution we came up with posts about using proxycap. com; ssl_certificate. You can use Chrome devtools or VSCode to debug nodejs apps. Underneath webpack-dev-server将所有代理配置从documentation传递到http-proxy-middleware. All i had to do was run the command npm run dev and it will fire up the webpack-dev-server in localhost:8080 so that i can immediately get on with the development. js file in one shot, should you wish to copy it. In this article i am going to explain how to use the Babel compiler for compiling the javascript from ES6(or higher ES version) to ES5 compliant version. Dev Server: Configurations for the webpack-dev-server which will be described in coming section. Try running webpack--watch. Proxying some URLs can be useful when you have a separate API backend development server and you want to send API requests on the same domain. If someone hasn't already built what you need, authoring and publishing your own Grunt plugin to npm is a breeze. To work, it assumes you run webpack in the watch mode. This awesome tool comes with a lot of built-in features and can handle HTTPS out of the box. 就是运行 webpack-dev-server 这个命令的路径,如果对 webpack-dev-server 进行了包装,比如 wcf,那么当前路径指的就是运行 wcf 命令的路径,一般是项目的根路径),但是读者可以通过指定 content. You should now be able to use meaningful URLs to access your different projects on the same server, without having to specify the port manually for each request. Fetch the Data from React. Configure proxy middleware with ease for connect, express, browser-sync and many more. These are the easiest ways of setting up CanJS for experimentation. Optionen, die mit der webpack-dev-middleware kompatibel sind, stehen neben ihnen. Options that are compatible with webpack-dev-middleware have 🔑 next to them. 2 webpack 4. These projects all use Webpack as a front-end build system, because it’s the dominant system used by Angular/React/etc developers. webpack) submitted 1 month ago by capwne So, I've been trying to get webpack to proxy a local site I'm building and so far it's working pretty great. A proxy for Quicksilver with SSL. 1,本人按照网上写的版本折腾两天都没通,无意间自己试通了,猜测网上大部分都是照本宣科,没有自己实践. com:8001, 代理了 192. Configure proxy middleware with ease for connect, express, browser-sync and many more. html中有如下代码 里面访问的是相对地址,但我本地并没有服务器有提供这些api。把以上的路径补全为云服务器上的绝对路径,但是又报CORS错误。 解决办法是配置一个代理。. Run your webpack-dev-server or alternative and you should notice any HTML, JS or CSS files served from dist are now cached in the service worker on repeat visits! File Revisions If you inspect your generated service-worker. However, this plugin does not do anything unless it is used with the webpack-dev-server. npx webpack-dev-server -open -colors -hot -mode development A browser window should pop open and you should see your component (make sure you check your terminal for errors though)! Yay, you're done!!! 🍰 You have all you need to get your React TypeScript project up and running. People often serve the frontend React app from the same host and port as their backend implementation. js Express server,他使用了 webpack-dev-middleware 來服務 webpack 的綑綁功能,而 webpack-dev-server 背後使用了 socket. Alastair 👍. A proxy server is an intermediate server that handles the exchange of data between the client and the target server. express:webpack dev-server中如何将对后端的http请求转到https的后端服务器中?的更多相关文章. – Vijender Kumar Dec 28 '18 at 7:24. 笔记:配置 webpack dev server. We won't be using this approach in order to have a complete understanding of what the configuration files are providing us. However, this plugin does not do anything unless it is used with the webpack-dev-server. The server will have self-signed certificate, so you might need to add it to the list of trusted certificates on your local machine. Issue #2: webpack-dev-server sockjs server accept all connections Everybody is allowed to make a connection to the sockjs server of the dev-server. js","webpack:///webpack/bootstrap 2544826284b0f9760c6b","webpack:///. 为解决这两个问题,最简单的解决办法就是搭建一个mock server,专门返回需要的模拟数据。 webpack-dev-server是我们开发vue、react时必备的工具,通过webpack-dev-server的before钩子,可以在webpack-dev-server上添加我们需要的mock server功能,而不需要另行搭建服务器。. It will watch for changes and update as we develop. The webpack-dev-server will serve your web app so that you can view it while developing. Analyzed sales pipelines and trends with the owner in order to increase sales. Now, when you modify a script or PHP file, watch as the browser instantly refreshes the page to reflect your changes. Static website, multiple html pages, using Webpack + example on Github. lanUrlForConfig); Next step is to create the webpack server configuration using the proxyConfig. webpack) submitted 1 month ago by capwne So, I've been trying to get webpack to proxy a local site I'm building and so far it's working pretty great. This tutorial will show you how to use Angular WebPack along with the Angular Components by jQWidgets. As mentioned before, we use Webpack to build and package our artifact. It keeps trying to load from the base url instead of /assets. - [Instructor] We will now learn…how we can proxy another server…through the webpack-dev-server…that the CLI sets up for us. They’re beneficial for increasing security, and increasing performance. webpack-api-mocker is a webpack-dev-server middleware that creates mocks for REST APIs. With the proxy, our initial diagram would change to something like this: Local Angular CLI dev server with active proxy. Run webpack-dev-server with --host 0. Desde que he express server, ¿realmente necesito webpack-dev-servidor? Sí y no. To make a connection between webpack-dev-server and its runtime best, use the inline mode with --inline. localhost development. Open webpack. Its main purpose is to bundle JavaScript files for usage in a browser, yet it is also capable of transforming, bundling, or packaging just about any resource or asset. webpack-dev-server. It seems to be a feature of webpack-dev-server rather than node-http-proxy itself. However, this plugin does not do anything unless it is used with the webpack-dev-server. The Angular CLI uses Webpack underneath. Proxy server. com you might be familiar with webpack-dev-server. Пример моего конфига: devServer: {. Thus, the same configuration settings apply, which are described very well in the official Webpack docs. See the "How to Develop?" to get started. Some values like publicPath and historyApiFallback should not be modified as they need to be synchronized with publicPath for the dev server to function properly. Learn Webpack 2 - what it is, how it works and how to use it! The full source code can be found in the following Github repo (choose the right branch!): http. It will monitor your files for changes and rebuild. So once the dependencies are installed, we need to create a webpack. Webpack Hot Middleware. We tell webpack to: Inject the webpack HR API code in the bundle using the plugin HotModuleReplacementPlugin. HTTPS configuration with JHipster. js and koajs. Setting up your local dev environment with Gulp and Webpack Posted on July 27, 2015 by Nishant Nishanko — 7 Comments ↓ In a typical frontend Development environment, it is typical for developers to have a boiler plate configuration to have a ready to start coding project setup, which would include the following features already built in for. localhost development. One of its powerful features is the ability, during development, to keep running in the background and incrementally recompile any modified code extremely quickly. And that's pretty much how we set up Angular 4, WebPack-Dev-Server (with --proxy), SP-REST-Proxy, various different environment variables and wire everything to different npm run scripts. To achieve this, BrowserSync offers the proxy option. 使用webpack-dev-server驱动前端项目时,开发工程中由于访问的webpack-dev-server启动的本地服务器,当前端工程中需要使用服务端api时(特别是服务端api如果再有一些权限验证的过程,比如要使用cookie做登陆判断),不能自动将cookie携带过去,api验证过程失败。. However, Webpack would only execute on the client (browser) bundles, and you would miss out on the possibility of using this great toolchain for server-rendering. js using nodemon while passing the --inspect or —-inspect-brk flags for breakpoint debugging. But for this case, we just want to use a Webpack proxy to simulate a server REST endpoint that is probably going to be in a remote server. They are listed from highest to lowest. Proxy is configured via proxy parameter. The push to use webpack with rails is getting too much to resist! You can setup some good stuff with sprockets, but it’s a pain and a lot of it doesn’t seem too updated. Hope that solves it for you. Repo — https: //github. webpack module bundler github. js or Inferno. We can install it with the following command: npm install webpack-dev-server --global npm install webpack-dev-server --save-dev. 原文首次发表在: Webpack-dev-server的proxy用法 前言. In addition, the webpack will be used for executing barbel compiler and bundling the multiple javascript dependencies into a single file. js and a webpack. npm install webpack webpack-dev-server--save-dev. This works fine in IIS Express but to get hot reloading for my React front end I have tried to use webpack-dev-server and have it proxy my IIS Express. Webpack dev server should only be used for. The MAGENTO_BACKEND_URL environment variable configures the proxy server to accept GraphQL, REST, and media. webpack-dev-server --port 8080 devServer. And then the development server simply proxies that request to the API. Use as -s. I've remixed a project setup for running webpack-dev-server and another one with a node server, it seems as it's the scripts. for the browser. Notice that there are many steps involved but this will help sp. https://segmentfault. The webpack-dev-server is a little node. HTTPS support. In this article i am going to explain how to use the Babel compiler for compiling the javascript from ES6(or higher ES version) to ES5 compliant version. express:webpack dev-server中如何将对后端的http请求转到https的后端服务器中?的更多相关文章. The benefit is the Webpack dev server will listen for JavaScript source file changes, recompile, and reload the browser automatically. The webpack-dev-server will keep running until you kill the process, picking up the changes in your code after you save a file. All options for webpack-dev-server are supported.