614 lines
20 KiB
JavaScript
614 lines
20 KiB
JavaScript
const fs = require('fs');
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const path = require('path');
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const glob = require('glob');
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const webpack = require('webpack');
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const VueLoaderPlugin = require('vue-loader/lib/plugin');
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const StatsWriterPlugin = require('webpack-stats-plugin').StatsWriterPlugin;
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const CompressionPlugin = require('compression-webpack-plugin');
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const MonacoWebpackPlugin = require('./plugins/monaco_webpack');
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const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;
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const CopyWebpackPlugin = require('copy-webpack-plugin');
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const vendorDllHash = require('./helpers/vendor_dll_hash');
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const createIncrementalWebpackCompiler = require('./helpers/incremental_webpack_compiler');
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const ROOT_PATH = path.resolve(__dirname, '..');
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const VENDOR_DLL = process.env.WEBPACK_VENDOR_DLL && process.env.WEBPACK_VENDOR_DLL !== 'false';
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const CACHE_PATH = process.env.WEBPACK_CACHE_PATH || path.join(ROOT_PATH, 'tmp/cache');
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const IS_PRODUCTION = process.env.NODE_ENV === 'production';
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const IS_DEV_SERVER = process.env.WEBPACK_DEV_SERVER === 'true';
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const IS_EE = require('./helpers/is_ee_env');
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const DEV_SERVER_HOST = process.env.DEV_SERVER_HOST || 'localhost';
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const DEV_SERVER_PORT = parseInt(process.env.DEV_SERVER_PORT, 10) || 3808;
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const DEV_SERVER_PUBLIC_ADDR = process.env.DEV_SERVER_PUBLIC_ADDR;
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const DEV_SERVER_ALLOWED_HOSTS =
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process.env.DEV_SERVER_ALLOWED_HOSTS && process.env.DEV_SERVER_ALLOWED_HOSTS.split(',');
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const DEV_SERVER_HTTPS = process.env.DEV_SERVER_HTTPS && process.env.DEV_SERVER_HTTPS !== 'false';
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const DEV_SERVER_LIVERELOAD = IS_DEV_SERVER && process.env.DEV_SERVER_LIVERELOAD !== 'false';
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const INCREMENTAL_COMPILER_ENABLED =
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IS_DEV_SERVER &&
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process.env.DEV_SERVER_INCREMENTAL &&
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process.env.DEV_SERVER_INCREMENTAL !== 'false';
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const WEBPACK_REPORT = process.env.WEBPACK_REPORT && process.env.WEBPACK_REPORT !== 'false';
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const WEBPACK_MEMORY_TEST =
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process.env.WEBPACK_MEMORY_TEST && process.env.WEBPACK_MEMORY_TEST !== 'false';
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const NO_COMPRESSION = process.env.NO_COMPRESSION && process.env.NO_COMPRESSION !== 'false';
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const NO_SOURCEMAPS = process.env.NO_SOURCEMAPS && process.env.NO_SOURCEMAPS !== 'false';
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const WEBPACK_OUTPUT_PATH = path.join(ROOT_PATH, 'public/assets/webpack');
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const WEBPACK_PUBLIC_PATH = '/assets/webpack/';
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const SOURCEGRAPH_PACKAGE = '@sourcegraph/code-host-integration';
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const VUE_VERSION = require('vue/package.json').version;
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const VUE_LOADER_VERSION = require('vue-loader/package.json').version;
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const WEBPACK_VERSION = require('webpack/package.json').version;
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const SOURCEGRAPH_VERSION = require(path.join(SOURCEGRAPH_PACKAGE, 'package.json')).version;
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const SOURCEGRAPH_PATH = path.join('sourcegraph', SOURCEGRAPH_VERSION, '/');
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const SOURCEGRAPH_OUTPUT_PATH = path.join(WEBPACK_OUTPUT_PATH, SOURCEGRAPH_PATH);
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const SOURCEGRAPH_PUBLIC_PATH = path.join(WEBPACK_PUBLIC_PATH, SOURCEGRAPH_PATH);
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const devtool = IS_PRODUCTION ? 'source-map' : 'cheap-module-eval-source-map';
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let autoEntriesCount = 0;
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let watchAutoEntries = [];
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const defaultEntries = ['./main'];
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const incrementalCompiler = createIncrementalWebpackCompiler(
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INCREMENTAL_COMPILER_ENABLED,
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path.join(CACHE_PATH, 'incremental-webpack-compiler-history.json'),
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);
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function generateEntries() {
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// generate automatic entry points
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const autoEntries = {};
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const autoEntriesMap = {};
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const pageEntries = glob.sync('pages/**/index.js', {
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cwd: path.join(ROOT_PATH, 'app/assets/javascripts'),
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});
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watchAutoEntries = [path.join(ROOT_PATH, 'app/assets/javascripts/pages/')];
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function generateAutoEntries(path, prefix = '.') {
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const chunkPath = path.replace(/\/index\.js$/, '');
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const chunkName = chunkPath.replace(/\//g, '.');
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autoEntriesMap[chunkName] = `${prefix}/${path}`;
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}
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pageEntries.forEach((path) => generateAutoEntries(path));
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if (IS_EE) {
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const eePageEntries = glob.sync('pages/**/index.js', {
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cwd: path.join(ROOT_PATH, 'ee/app/assets/javascripts'),
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});
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eePageEntries.forEach((path) => generateAutoEntries(path, 'ee'));
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watchAutoEntries.push(path.join(ROOT_PATH, 'ee/app/assets/javascripts/pages/'));
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}
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const autoEntryKeys = Object.keys(autoEntriesMap);
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autoEntriesCount = autoEntryKeys.length;
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// import ancestor entrypoints within their children
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autoEntryKeys.forEach((entry) => {
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const entryPaths = [autoEntriesMap[entry]];
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const segments = entry.split('.');
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while (segments.pop()) {
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const ancestor = segments.join('.');
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if (autoEntryKeys.includes(ancestor)) {
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entryPaths.unshift(autoEntriesMap[ancestor]);
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}
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}
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autoEntries[entry] = defaultEntries.concat(entryPaths);
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});
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const manualEntries = {
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default: defaultEntries,
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// sentry: './sentry/index.js', Temporarily commented out to investigate performance: https://gitlab.com/gitlab-org/gitlab/-/issues/251179
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performance_bar: './performance_bar/index.js',
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chrome_84_icon_fix: './lib/chrome_84_icon_fix.js',
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jira_connect_app: './jira_connect/index.js',
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};
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return Object.assign(manualEntries, incrementalCompiler.filterEntryPoints(autoEntries));
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}
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const alias = {
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'~': path.join(ROOT_PATH, 'app/assets/javascripts'),
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emojis: path.join(ROOT_PATH, 'fixtures/emojis'),
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empty_states: path.join(ROOT_PATH, 'app/views/shared/empty_states'),
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icons: path.join(ROOT_PATH, 'app/views/shared/icons'),
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images: path.join(ROOT_PATH, 'app/assets/images'),
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vendor: path.join(ROOT_PATH, 'vendor/assets/javascripts'),
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vue$: 'vue/dist/vue.esm.js',
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spec: path.join(ROOT_PATH, 'spec/javascripts'),
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jest: path.join(ROOT_PATH, 'spec/frontend'),
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shared_queries: path.join(ROOT_PATH, 'app/graphql/queries'),
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// the following resolves files which are different between CE and EE
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ee_else_ce: path.join(ROOT_PATH, 'app/assets/javascripts'),
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// override loader path for icons.svg so we do not duplicate this asset
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'@gitlab/svgs/dist/icons.svg': path.join(
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ROOT_PATH,
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'app/assets/javascripts/lib/utils/icons_path.js',
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),
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};
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if (IS_EE) {
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Object.assign(alias, {
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ee: path.join(ROOT_PATH, 'ee/app/assets/javascripts'),
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ee_component: path.join(ROOT_PATH, 'ee/app/assets/javascripts'),
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ee_empty_states: path.join(ROOT_PATH, 'ee/app/views/shared/empty_states'),
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ee_icons: path.join(ROOT_PATH, 'ee/app/views/shared/icons'),
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ee_images: path.join(ROOT_PATH, 'ee/app/assets/images'),
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ee_spec: path.join(ROOT_PATH, 'ee/spec/javascripts'),
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ee_jest: path.join(ROOT_PATH, 'ee/spec/frontend'),
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ee_else_ce: path.join(ROOT_PATH, 'ee/app/assets/javascripts'),
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});
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}
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if (!IS_PRODUCTION) {
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const fixtureDir = IS_EE ? 'fixtures-ee' : 'fixtures';
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Object.assign(alias, {
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test_fixtures: path.join(ROOT_PATH, `tmp/tests/frontend/${fixtureDir}`),
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test_helpers: path.join(ROOT_PATH, 'spec/frontend_integration/test_helpers'),
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});
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}
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let dll;
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if (VENDOR_DLL && !IS_PRODUCTION) {
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const dllHash = vendorDllHash();
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const dllCachePath = path.join(ROOT_PATH, `tmp/cache/webpack-dlls/${dllHash}`);
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dll = {
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manifestPath: path.join(dllCachePath, 'vendor.dll.manifest.json'),
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cacheFrom: dllCachePath,
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cacheTo: path.join(WEBPACK_OUTPUT_PATH, `dll.${dllHash}/`),
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publicPath: `dll.${dllHash}/vendor.dll.bundle.js`,
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exists: null,
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};
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}
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module.exports = {
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mode: IS_PRODUCTION ? 'production' : 'development',
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context: path.join(ROOT_PATH, 'app/assets/javascripts'),
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entry: generateEntries,
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output: {
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path: WEBPACK_OUTPUT_PATH,
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publicPath: WEBPACK_PUBLIC_PATH,
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filename: IS_PRODUCTION ? '[name].[contenthash:8].bundle.js' : '[name].bundle.js',
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chunkFilename: IS_PRODUCTION ? '[name].[contenthash:8].chunk.js' : '[name].chunk.js',
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globalObject: 'this', // allow HMR and web workers to play nice
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},
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resolve: {
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extensions: ['.js', '.gql', '.graphql'],
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alias,
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},
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module: {
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strictExportPresence: true,
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rules: [
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{
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type: 'javascript/auto',
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test: /\.mjs$/,
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use: [],
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},
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{
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test: /\.js$/,
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exclude: (path) =>
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/node_modules\/(?!tributejs)|node_modules|vendor[\\/]assets/.test(path) &&
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!/\.vue\.js/.test(path),
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loader: 'babel-loader',
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options: {
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cacheDirectory: path.join(CACHE_PATH, 'babel-loader'),
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},
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},
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{
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test: /\.vue$/,
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loader: 'vue-loader',
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options: {
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cacheDirectory: path.join(CACHE_PATH, 'vue-loader'),
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cacheIdentifier: [
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process.env.NODE_ENV || 'development',
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webpack.version,
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VUE_VERSION,
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VUE_LOADER_VERSION,
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].join('|'),
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},
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},
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{
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test: /\.(graphql|gql)$/,
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exclude: /node_modules/,
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loader: 'graphql-tag/loader',
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},
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{
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test: /icons\.svg$/,
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loader: 'file-loader',
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options: {
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name: '[name].[contenthash:8].[ext]',
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},
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},
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{
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test: /\.svg$/,
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exclude: /icons\.svg$/,
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loader: 'raw-loader',
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},
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{
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test: /\.(gif|png|mp4)$/,
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loader: 'url-loader',
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options: { limit: 2048 },
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},
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{
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test: /_worker\.js$/,
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use: [
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{
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loader: 'worker-loader',
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options: {
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name: '[name].[contenthash:8].worker.js',
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inline: IS_DEV_SERVER,
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},
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},
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'babel-loader',
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],
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},
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{
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test: /\.(worker(\.min)?\.js|pdf|bmpr)$/,
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exclude: /node_modules/,
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loader: 'file-loader',
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options: {
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name: '[name].[contenthash:8].[ext]',
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},
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},
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{
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test: /.css$/,
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use: [
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'vue-style-loader',
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{
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loader: 'css-loader',
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options: {
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modules: 'global',
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localIdentName: '[name].[contenthash:8].[ext]',
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},
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},
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],
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},
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{
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test: /\.(eot|ttf|woff|woff2)$/,
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include: /node_modules\/(katex\/dist\/fonts|monaco-editor)/,
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loader: 'file-loader',
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options: {
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name: '[name].[contenthash:8].[ext]',
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esModule: false,
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},
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},
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],
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},
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optimization: {
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// Replace 'hashed' with 'deterministic' in webpack 5
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moduleIds: 'hashed',
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runtimeChunk: 'single',
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splitChunks: {
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maxInitialRequests: 20,
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// In order to prevent firewalls tripping up: https://gitlab.com/gitlab-org/gitlab/-/issues/22648
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automaticNameDelimiter: '-',
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cacheGroups: {
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default: false,
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common: () => ({
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priority: 20,
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name: 'main',
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chunks: 'initial',
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minChunks: autoEntriesCount * 0.9,
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}),
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graphql: {
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priority: 16,
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name: 'graphql',
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chunks: 'all',
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test: /[\\/]node_modules[\\/][^\\/]*(immer|apollo|graphql|zen-observable)[^\\/]*[\\/]/,
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minChunks: 2,
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reuseExistingChunk: true,
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},
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monaco: {
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priority: 15,
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name: 'monaco',
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chunks: 'all',
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test: /[\\/]node_modules[\\/]monaco-editor[\\/]/,
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minChunks: 2,
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reuseExistingChunk: true,
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},
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echarts: {
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priority: 14,
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name: 'echarts',
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chunks: 'all',
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test: /[\\/]node_modules[\\/](echarts|zrender)[\\/]/,
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minChunks: 2,
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reuseExistingChunk: true,
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},
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security_reports: {
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priority: 13,
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name: 'security_reports',
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chunks: 'initial',
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test: /[\\/](vue_shared[\\/](security_reports|license_compliance)|security_dashboard)[\\/]/,
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minChunks: 2,
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reuseExistingChunk: true,
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},
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vendors: {
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priority: 10,
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chunks: 'async',
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test: /[\\/](node_modules|vendor[\\/]assets[\\/]javascripts)[\\/]/,
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},
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commons: {
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chunks: 'all',
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minChunks: 2,
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reuseExistingChunk: true,
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},
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},
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},
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},
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plugins: [
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// manifest filename must match config.webpack.manifest_filename
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// webpack-rails only needs assetsByChunkName to function properly
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new StatsWriterPlugin({
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filename: 'manifest.json',
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transform: function (data, opts) {
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const stats = opts.compiler.getStats().toJson({
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chunkModules: false,
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source: false,
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chunks: false,
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modules: false,
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assets: true,
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errors: !IS_PRODUCTION,
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warnings: !IS_PRODUCTION,
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});
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// tell our rails helper where to find the DLL files
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if (dll) {
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stats.dllAssets = dll.publicPath;
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}
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return JSON.stringify(stats, null, 2);
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},
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}),
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// enable vue-loader to use existing loader rules for other module types
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new VueLoaderPlugin(),
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// automatically configure monaco editor web workers
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new MonacoWebpackPlugin(),
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// fix legacy jQuery plugins which depend on globals
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new webpack.ProvidePlugin({
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$: 'jquery',
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jQuery: 'jquery',
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Popper: ['popper.js', 'default'],
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Alert: 'exports-loader?Alert!bootstrap/js/dist/alert',
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Button: 'exports-loader?Button!bootstrap/js/dist/button',
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Carousel: 'exports-loader?Carousel!bootstrap/js/dist/carousel',
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Collapse: 'exports-loader?Collapse!bootstrap/js/dist/collapse',
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Dropdown: 'exports-loader?Dropdown!bootstrap/js/dist/dropdown',
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Modal: 'exports-loader?Modal!bootstrap/js/dist/modal',
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Popover: 'exports-loader?Popover!bootstrap/js/dist/popover',
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Scrollspy: 'exports-loader?Scrollspy!bootstrap/js/dist/scrollspy',
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Tab: 'exports-loader?Tab!bootstrap/js/dist/tab',
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Tooltip: 'exports-loader?Tooltip!bootstrap/js/dist/tooltip',
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Util: 'exports-loader?Util!bootstrap/js/dist/util',
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}),
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// if DLLs are enabled, detect whether the DLL exists and create it automatically if necessary
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dll && {
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apply(compiler) {
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compiler.hooks.beforeCompile.tapAsync('DllAutoCompilePlugin', (params, callback) => {
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if (dll.exists) {
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callback();
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} else if (fs.existsSync(dll.manifestPath)) {
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console.log(`Using vendor DLL found at: ${dll.cacheFrom}`);
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dll.exists = true;
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callback();
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} else {
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console.log(
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`Warning: No vendor DLL found at: ${dll.cacheFrom}. Compiling DLL automatically.`,
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);
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const dllConfig = require('./webpack.vendor.config.js');
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const dllCompiler = webpack(dllConfig);
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dllCompiler.run((err, stats) => {
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if (err) {
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return callback(err);
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}
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const info = stats.toJson();
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if (stats.hasErrors()) {
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console.error(info.errors.join('\n\n'));
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return callback('DLL not compiled successfully.');
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}
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if (stats.hasWarnings()) {
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console.warn(info.warnings.join('\n\n'));
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console.warn('DLL compiled with warnings.');
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} else {
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console.log('DLL compiled successfully.');
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}
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dll.exists = true;
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callback();
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});
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}
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});
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},
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},
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// reference our compiled DLL modules
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dll &&
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new webpack.DllReferencePlugin({
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context: ROOT_PATH,
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manifest: dll.manifestPath,
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}),
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dll &&
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new CopyWebpackPlugin([
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{
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from: dll.cacheFrom,
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to: dll.cacheTo,
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},
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]),
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!IS_EE &&
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new webpack.NormalModuleReplacementPlugin(/^ee_component\/(.*)\.vue/, (resource) => {
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resource.request = path.join(
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ROOT_PATH,
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'app/assets/javascripts/vue_shared/components/empty_component.js',
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);
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}),
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new CopyWebpackPlugin([
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{
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from: path.join(ROOT_PATH, 'node_modules/pdfjs-dist/cmaps/'),
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to: path.join(WEBPACK_OUTPUT_PATH, 'cmaps/'),
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},
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{
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from: path.join(ROOT_PATH, 'node_modules', SOURCEGRAPH_PACKAGE, '/'),
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to: SOURCEGRAPH_OUTPUT_PATH,
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ignore: ['package.json'],
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},
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{
|
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from: path.join(
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ROOT_PATH,
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'node_modules/@gitlab/visual-review-tools/dist/visual_review_toolbar.js',
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),
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to: WEBPACK_OUTPUT_PATH,
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},
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]),
|
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|
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// compression can require a lot of compute time and is disabled in CI
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|
IS_PRODUCTION && !NO_COMPRESSION && new CompressionPlugin(),
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// WatchForChangesPlugin
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// TODO: publish this as a separate plugin
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IS_DEV_SERVER && {
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apply(compiler) {
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compiler.hooks.emit.tapAsync('WatchForChangesPlugin', (compilation, callback) => {
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const missingDeps = Array.from(compilation.missingDependencies);
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const nodeModulesPath = path.join(ROOT_PATH, 'node_modules');
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const hasMissingNodeModules = missingDeps.some(
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(file) => file.indexOf(nodeModulesPath) !== -1,
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);
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// watch for changes to missing node_modules
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if (hasMissingNodeModules) compilation.contextDependencies.add(nodeModulesPath);
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// watch for changes to automatic entrypoints
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watchAutoEntries.forEach((watchPath) => compilation.contextDependencies.add(watchPath));
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// report our auto-generated bundle count
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if (incrementalCompiler.enabled) {
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incrementalCompiler.logStatus(autoEntriesCount);
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} else {
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console.log(
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`${autoEntriesCount} entries from '/pages' automatically added to webpack output.`,
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);
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}
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callback();
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});
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},
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},
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// output the in-memory heap size upon compilation and exit
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WEBPACK_MEMORY_TEST && {
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apply(compiler) {
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compiler.hooks.emit.tapAsync('ReportMemoryConsumptionPlugin', (compilation, callback) => {
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console.log('Assets compiled...');
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if (global.gc) {
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console.log('Running garbage collection...');
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global.gc();
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} else {
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console.error(
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"WARNING: you must use the --expose-gc node option to accurately measure webpack's heap size",
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);
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}
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const memoryUsage = process.memoryUsage().heapUsed;
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const toMB = (bytes) => Math.floor(bytes / 1024 / 1024);
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console.log(`Webpack heap size: ${toMB(memoryUsage)} MB`);
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const webpackStatistics = {
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memoryUsage,
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date: Date.now(), // milliseconds
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commitSHA: process.env.CI_COMMIT_SHA,
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nodeVersion: process.versions.node,
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webpackVersion: WEBPACK_VERSION,
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};
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console.log(webpackStatistics);
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fs.writeFileSync(
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path.join(ROOT_PATH, 'webpack-dev-server.json'),
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JSON.stringify(webpackStatistics),
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);
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// exit in case we're running webpack-dev-server
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IS_DEV_SERVER && process.exit();
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});
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},
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},
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// enable HMR only in webpack-dev-server
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DEV_SERVER_LIVERELOAD && new webpack.HotModuleReplacementPlugin(),
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// optionally generate webpack bundle analysis
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WEBPACK_REPORT &&
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new BundleAnalyzerPlugin({
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analyzerMode: 'static',
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generateStatsFile: true,
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openAnalyzer: false,
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reportFilename: path.join(ROOT_PATH, 'webpack-report/index.html'),
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statsFilename: path.join(ROOT_PATH, 'webpack-report/stats.json'),
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statsOptions: {
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source: false,
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},
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}),
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new webpack.DefinePlugin({
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// This one is used to define window.gon.ee and other things properly in tests:
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'process.env.IS_EE': JSON.stringify(IS_EE),
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// This one is used to check against "EE" properly in application code
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IS_EE: IS_EE ? 'window.gon && window.gon.ee' : JSON.stringify(false),
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// This is used by Sourcegraph because these assets are loaded dnamically
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'process.env.SOURCEGRAPH_PUBLIC_PATH': JSON.stringify(SOURCEGRAPH_PUBLIC_PATH),
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}),
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/* Pikaday has a optional dependency to moment.
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We are currently not utilizing moment.
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Ignoring this import removes warning from our development build.
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Upstream reference:
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https://github.com/Pikaday/Pikaday/blob/5c1a7559be/pikaday.js#L14
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*/
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new webpack.IgnorePlugin(/moment/, /pikaday/),
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].filter(Boolean),
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devServer: {
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before(app, server) {
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incrementalCompiler.setupMiddleware(app, server);
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},
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host: DEV_SERVER_HOST,
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port: DEV_SERVER_PORT,
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public: DEV_SERVER_PUBLIC_ADDR,
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allowedHosts: DEV_SERVER_ALLOWED_HOSTS,
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https: DEV_SERVER_HTTPS,
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contentBase: false,
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stats: 'errors-only',
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hot: DEV_SERVER_LIVERELOAD,
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inline: DEV_SERVER_LIVERELOAD,
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},
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devtool: NO_SOURCEMAPS ? false : devtool,
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node: {
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fs: 'empty', // sqljs requires fs
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setImmediate: false,
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},
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};
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