added profiling capability and Commons chunk

src/optimize/BaseOptimizer.js

@@ -5,6 +5,7 @@ let write = require('fs').writeFileSync;
 let webpack = require('webpack');
 let DirectoryNameAsMain = require('webpack-directory-name-as-main');
 let ExtractTextPlugin = require('extract-text-webpack-plugin');
+var CommonsChunkPlugin = require('webpack/lib/optimize/CommonsChunkPlugin');
 
 let utils = require('requirefrom')('src/utils');
 let fromRoot = utils('fromRoot');
@@ -15,6 +16,7 @@ class BaseOptimizer {
     this.env = opts.env;
     this.bundles = opts.bundles;
     this.sourceMaps = opts.sourceMaps || false;
+    this.profile = opts.profile || false;
   }
 
   async initCompiler() {
@@ -29,6 +31,7 @@ class BaseOptimizer {
       entry: this.bundles.toWebpackEntries(),
 
       devtool: this.sourceMaps ? '#source-map' : false,
+      profile: this.profile || false,
 
       output: {
         path: this.env.workingDir,
@@ -46,7 +49,8 @@ class BaseOptimizer {
         new webpack.optimize.DedupePlugin(),
         new ExtractTextPlugin('[name].style.css', {
           allChunks: true
-        })
+        }),
+        new CommonsChunkPlugin('commons.bundle.js'),
       ],
 
       module: {

src/optimize/FsOptimizer.js

@@ -1,11 +1,14 @@
 let { fromNode } = require('bluebird');
+let { writeFile } = require('fs');
+
 let BaseOptimizer = require('./BaseOptimizer');
+let fromRoot = require('../utils/fromRoot');
 
 module.exports = class FsOptimizer extends BaseOptimizer {
   async run() {
     await this.initCompiler();
 
-    await fromNode(cb => {
+    let stats = await fromNode(cb => {
       this.compiler.run((err, stats) => {
         if (err || !stats) return cb(err);
 
@@ -20,6 +23,17 @@ module.exports = class FsOptimizer extends BaseOptimizer {
       });
     });
 
+    if (this.profile) {
+      await fromNode(cb => {
+        writeFile(
+          fromRoot('webpackstats.json'),
+          JSON.stringify(stats.toJson()),
+          { encoding: 'utf8' },
+          cb
+        );
+      });
+    }
+
     this.compiler = null;
   }
 

src/optimize/index.js

@@ -36,7 +36,8 @@ module.exports = async (kbnServer, server, config) => {
   let optimizer = new FsOptimizer({
     env: bundles.env,
     bundles: bundles,
-    sourceMaps: config.get('optimize.sourceMaps')
+    sourceMaps: config.get('optimize.sourceMaps'),
+    profile: config.get('optimize.profile')
   });
 
   server.exposeStaticDir('/bundles/{path*}', bundles.env.workingDir);

src/plugins/bundledLibs/index.js

@@ -4,7 +4,10 @@ module.exports = function (kibana) {
   let { readdirSync } = require('fs');
   let { resolve, basename } = require('path');
 
-  let modules = {};
+  let modules = {
+    moment$: fromRoot('node_modules/moment/min/moment.min.js')
+  };
+
   let metaLibs = resolve(__dirname, 'metaLibs');
   readdirSync(metaLibs).forEach(function (file) {
     if (file[0] === '.') return;
@@ -17,7 +20,7 @@ module.exports = function (kibana) {
     uiExports: {
       modules: modules,
       noParse: [
-        /node_modules\/(angular|elasticsearch-browser|mocha)\//
+        /node_modules\/(angular|elasticsearch-browser|mocha|moment)\//
       ]
     }
   });

src/server/config/schema.js

@@ -83,6 +83,7 @@ module.exports = Joi.object({
     lazyPort: Joi.number().default(5602),
     lazyHost: Joi.string().hostname().default('0.0.0.0'),
     sourceMaps: Joi.boolean().default(Joi.ref('$dev')),
+    profile: Joi.boolean().default(false),
   }).default()
 
 }).default();