330 lines
11 KiB
JavaScript
330 lines
11 KiB
JavaScript
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const {
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info,
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hasProjectYarn,
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hasProjectPnpm,
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openBrowser,
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IpcMessenger
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} = require('@vue/cli-shared-utils')
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const defaults = {
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host: '0.0.0.0',
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port: 8080,
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https: false
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}
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module.exports = (api, options) => {
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api.registerCommand('serve', {
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description: 'start development server',
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usage: 'vue-cli-service serve [options] [entry]',
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options: {
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'--open': `open browser on server start`,
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'--copy': `copy url to clipboard on server start`,
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'--mode': `specify env mode (default: development)`,
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'--host': `specify host (default: ${defaults.host})`,
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'--port': `specify port (default: ${defaults.port})`,
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'--https': `use https (default: ${defaults.https})`,
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'--public': `specify the public network URL for the HMR client`
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}
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}, async function serve (args) {
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info('Starting development server...')
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// although this is primarily a dev server, it is possible that we
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// are running it in a mode with a production env, e.g. in E2E tests.
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const isInContainer = checkInContainer()
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const isProduction = process.env.NODE_ENV === 'production'
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const url = require('url')
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const chalk = require('chalk')
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const webpack = require('webpack')
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const WebpackDevServer = require('webpack-dev-server')
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const portfinder = require('portfinder')
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const prepareURLs = require('../util/prepareURLs')
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const prepareProxy = require('../util/prepareProxy')
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const launchEditorMiddleware = require('launch-editor-middleware')
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const validateWebpackConfig = require('../util/validateWebpackConfig')
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const isAbsoluteUrl = require('../util/isAbsoluteUrl')
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// resolve webpack config
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const webpackConfig = api.resolveWebpackConfig()
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// check for common config errors
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validateWebpackConfig(webpackConfig, api, options)
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// load user devServer options with higher priority than devServer
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// in webpck config
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const projectDevServerOptions = Object.assign(
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webpackConfig.devServer || {},
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options.devServer
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)
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// expose advanced stats
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if (args.dashboard) {
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const DashboardPlugin = require('../webpack/DashboardPlugin')
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;(webpackConfig.plugins = webpackConfig.plugins || []).push(new DashboardPlugin({
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type: 'serve'
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}))
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}
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// entry arg
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const entry = args._[0]
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if (entry) {
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webpackConfig.entry = {
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app: api.resolve(entry)
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}
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}
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// resolve server options
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const useHttps = args.https || projectDevServerOptions.https || defaults.https
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const protocol = useHttps ? 'https' : 'http'
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const host = args.host || process.env.HOST || projectDevServerOptions.host || defaults.host
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portfinder.basePort = args.port || process.env.PORT || projectDevServerOptions.port || defaults.port
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const port = await portfinder.getPortPromise()
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const rawPublicUrl = args.public || projectDevServerOptions.public
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const publicUrl = rawPublicUrl
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? /^[a-zA-Z]+:\/\//.test(rawPublicUrl)
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? rawPublicUrl
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: `${protocol}://${rawPublicUrl}`
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: null
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const urls = prepareURLs(
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protocol,
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host,
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port,
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isAbsoluteUrl(options.publicPath) ? '/' : options.publicPath
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)
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const localUrlForBrowser = publicUrl || urls.localUrlForBrowser
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const proxySettings = prepareProxy(
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projectDevServerOptions.proxy,
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api.resolve('public')
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)
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// inject dev & hot-reload middleware entries
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if (!isProduction) {
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const sockjsUrl = publicUrl
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// explicitly configured via devServer.public
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? `?${publicUrl}/sockjs-node`
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: isInContainer
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// can't infer public netowrk url if inside a container...
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// use client-side inference (note this would break with non-root publicPath)
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? ``
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// otherwise infer the url
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: `?` + url.format({
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protocol,
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port,
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hostname: urls.lanUrlForConfig || 'localhost',
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pathname: '/sockjs-node'
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})
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const devClients = [
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// dev server client
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require.resolve(`webpack-dev-server/client`) + sockjsUrl,
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// hmr client
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require.resolve(projectDevServerOptions.hotOnly
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? 'webpack/hot/only-dev-server'
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: 'webpack/hot/dev-server')
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// TODO custom overlay client
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// `@vue/cli-overlay/dist/client`
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]
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if (process.env.APPVEYOR) {
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devClients.push(`webpack/hot/poll?500`)
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}
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// inject dev/hot client
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addDevClientToEntry(webpackConfig, devClients)
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}
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// create compiler
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const compiler = webpack(webpackConfig)
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// create server
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const server = new WebpackDevServer(compiler, Object.assign({
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clientLogLevel: 'silent',
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historyApiFallback: {
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disableDotRule: true,
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rewrites: genHistoryApiFallbackRewrites(options.publicPath, options.pages)
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},
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contentBase: api.resolve('public'),
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watchContentBase: !isProduction,
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hot: !isProduction,
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quiet: true,
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compress: isProduction,
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publicPath: options.publicPath,
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overlay: isProduction // TODO disable this
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? false
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: { warnings: false, errors: true }
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}, projectDevServerOptions, {
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https: useHttps,
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proxy: proxySettings,
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before (app, server) {
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// launch editor support.
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// this works with vue-devtools & @vue/cli-overlay
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app.use('/__open-in-editor', launchEditorMiddleware(() => console.log(
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`To specify an editor, specify the EDITOR env variable or ` +
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`add "editor" field to your Vue project config.\n`
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)))
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// allow other plugins to register middlewares, e.g. PWA
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api.service.devServerConfigFns.forEach(fn => fn(app, server))
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// apply in project middlewares
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projectDevServerOptions.before && projectDevServerOptions.before(app, server)
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},
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// avoid opening browser
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open: false
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}))
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;['SIGINT', 'SIGTERM'].forEach(signal => {
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process.on(signal, () => {
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server.close(() => {
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process.exit(0)
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})
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})
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})
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// on appveyor, killing the process with SIGTERM causes execa to
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// throw error
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if (process.env.VUE_CLI_TEST) {
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process.stdin.on('data', data => {
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if (data.toString() === 'close') {
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console.log('got close signal!')
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server.close(() => {
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process.exit(0)
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})
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}
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})
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}
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return new Promise((resolve, reject) => {
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// log instructions & open browser on first compilation complete
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let isFirstCompile = true
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compiler.hooks.done.tap('vue-cli-service serve', stats => {
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if (stats.hasErrors()) {
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return
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}
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let copied = ''
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if (isFirstCompile && args.copy) {
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try {
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require('clipboardy').writeSync(localUrlForBrowser)
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copied = chalk.dim('(copied to clipboard)')
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} catch (_) {
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/* catch exception if copy to clipboard isn't supported (e.g. WSL), see issue #3476 */
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}
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}
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const networkUrl = publicUrl
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? publicUrl.replace(/([^/])$/, '$1/')
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: urls.lanUrlForTerminal
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console.log()
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console.log(` App running at:`)
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console.log(` - Local: ${chalk.cyan(urls.localUrlForTerminal)} ${copied}`)
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if (!isInContainer) {
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console.log(` - Network: ${chalk.cyan(networkUrl)}`)
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} else {
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console.log()
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console.log(chalk.yellow(` It seems you are running Vue CLI inside a container.`))
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if (!publicUrl && options.publicPath && options.publicPath !== '/') {
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console.log()
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console.log(chalk.yellow(` Since you are using a non-root publicPath, the hot-reload socket`))
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console.log(chalk.yellow(` will not be able to infer the correct URL to connect. You should`))
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console.log(chalk.yellow(` explicitly specify the URL via ${chalk.blue(`devServer.public`)}.`))
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console.log()
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}
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console.log(chalk.yellow(` Access the dev server via ${chalk.cyan(
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`${protocol}://localhost:<your container's external mapped port>${options.publicPath}`
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)}`))
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}
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console.log()
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if (isFirstCompile) {
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isFirstCompile = false
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if (!isProduction) {
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const buildCommand = hasProjectYarn(api.getCwd()) ? `yarn build` : hasProjectPnpm(api.getCwd()) ? `pnpm run build` : `npm run build`
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console.log(` Note that the development build is not optimized.`)
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console.log(` To create a production build, run ${chalk.cyan(buildCommand)}.`)
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} else {
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console.log(` App is served in production mode.`)
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console.log(` Note this is for preview or E2E testing only.`)
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}
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console.log()
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if (args.open || projectDevServerOptions.open) {
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const pageUri = (projectDevServerOptions.openPage && typeof projectDevServerOptions.openPage === 'string')
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? projectDevServerOptions.openPage
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: ''
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openBrowser(localUrlForBrowser + pageUri)
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}
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// Send final app URL
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if (args.dashboard) {
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const ipc = new IpcMessenger()
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ipc.send({
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vueServe: {
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url: localUrlForBrowser
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}
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})
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}
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// resolve returned Promise
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// so other commands can do api.service.run('serve').then(...)
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resolve({
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server,
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url: localUrlForBrowser
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})
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} else if (process.env.VUE_CLI_TEST) {
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// signal for test to check HMR
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console.log('App updated')
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}
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})
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server.listen(port, host, err => {
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if (err) {
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reject(err)
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}
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})
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})
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})
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}
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function addDevClientToEntry (config, devClient) {
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const { entry } = config
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if (typeof entry === 'object' && !Array.isArray(entry)) {
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Object.keys(entry).forEach((key) => {
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entry[key] = devClient.concat(entry[key])
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})
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} else if (typeof entry === 'function') {
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config.entry = entry(devClient)
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} else {
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config.entry = devClient.concat(entry)
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}
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}
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// https://stackoverflow.com/a/20012536
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function checkInContainer () {
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const fs = require('fs')
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if (fs.existsSync(`/proc/1/cgroup`)) {
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const content = fs.readFileSync(`/proc/1/cgroup`, 'utf-8')
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return /:\/(lxc|docker|kubepods)\//.test(content)
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}
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}
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function genHistoryApiFallbackRewrites (baseUrl, pages = {}) {
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const path = require('path')
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const multiPageRewrites = Object
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.keys(pages)
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// sort by length in reversed order to avoid overrides
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// eg. 'page11' should appear in front of 'page1'
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.sort((a, b) => b.length - a.length)
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.map(name => ({
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from: new RegExp(`^/${name}`),
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to: path.posix.join(baseUrl, pages[name].filename || `${name}.html`)
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}))
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return [
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...multiPageRewrites,
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{ from: /./, to: path.posix.join(baseUrl, 'index.html') }
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]
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}
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module.exports.defaultModes = {
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serve: 'development'
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}
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