Use stable-module-id-hash webpack plugin (#559)

* Use NamedModuleIds for determanistic builds.

* Remove checked-in webpack records from the website

lib/utils/webpack.config.js

@@ -7,6 +7,7 @@ import ExtractTextPlugin from 'extract-text-webpack-plugin'
 import StaticSiteGeneratorPlugin from 'static-site-generator-webpack-plugin'
 import { StatsWriterPlugin } from 'webpack-stats-plugin'
 //import HardSourceWebpackPlugin from 'hard-source-webpack-plugin'
+//import WebpackStableModuleIdAndHash from 'webpack-stable-module-id-and-hash'
 
 import webpackModifyValidate from './webpack-modify-validate'
 
@@ -239,6 +240,8 @@ module.exports = (program, directory, suppliedStage, webpackPort = 1500, pages =
  }),
  // Ensure module order stays the same. Supposibly fixed in webpack 2.0.
  new webpack.optimize.OccurenceOrderPlugin(),
+ //new WebpackStableModuleIdAndHash({ seed: 9, hashSize: 47 }),
+ new webpack.NamedModulesPlugin(),
  // Enable the offline plugin to add a service worker.
  new OfflinePlugin({
  AppCache: false,
@@ -496,7 +499,6 @@ module.exports = (program, directory, suppliedStage, webpackPort = 1500, pages =
  resolveLoader: resolveLoader(),
  plugins: plugins(),
  resolve: resolve(),
- recordsPath: `${process.cwd()}/.webpack-records/records-${stage}.json`,
  })
 
  return webpackModifyValidate(module, config, stage)

package.json

@@ -105,6 +105,7 @@
  "webpack-dev-server": "^1.16.1",
  "webpack-md5-hash": "0.0.5",
  "webpack-require": "0.0.16",
+ "webpack-stable-module-id-and-hash": "^1.0.2",
  "webpack-stats-plugin": "^0.1.4",
  "webpack-validator": "^2.2.7",
  "yaml-js": "^0.1.4"

scripts/publish-site.sh

@@ -1,10 +1,12 @@
-echo "=== Installing npm packages for Gatsby"
-npm install
 echo "=== Building ES5 version of Gatsby"
 npm run build
 cd www
 echo "=== Installing the website dependencies"
 npm install
+ls ./node_modules | grep stable
+echo "=== Overwrite website node_modules with Gatsby's."
+cp -r ../node_modules/* ./node_modules/
+ls ./node_modules | grep stable
 echo "=== Copying built Gatsby to website."
 cp -r ../dist ./node_modules/gatsby/
 echo "=== Building website"