diff options
author | XhmikosR <xhmikosr@gmail.com> | 2017-11-23 11:22:54 +0300 |
---|---|---|
committer | GitHub <noreply@github.com> | 2017-11-23 11:22:54 +0300 |
commit | cdab56d940b3c4c9714005aa3caa8842f3e4e8c3 (patch) | |
tree | 7fc236b47cb27218c120a465364e85b5c0d878b7 /build/generate-sri.js | |
parent | dcb761350c72d77a4288493efc5b9a043feb9a26 (diff) |
Add a simple script to generate SRI hashes for our assets. (#24814)
Diffstat (limited to 'build/generate-sri.js')
-rw-r--r-- | build/generate-sri.js | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/build/generate-sri.js b/build/generate-sri.js new file mode 100644 index 0000000000..b21311b3b1 --- /dev/null +++ b/build/generate-sri.js @@ -0,0 +1,61 @@ +#!/usr/bin/env node + +/*! + * Script to generate SRI hashes for use in our docs. + * Remember to use the same vendor files as the CDN ones, + * otherwise the hashes won't match! + * + * Copyright 2017 The Bootstrap Authors + * Copyright 2017 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + */ + +'use strict' + +const fs = require('fs') +const path = require('path') +const sriToolbox = require('sri-toolbox') +const sh = require('shelljs') +const sed = sh.sed + +sh.config.fatal = true + +const configFile = path.join(__dirname, '..', '_config.yml') + +// Array of objects which holds the files to generate SRI hashes for. +// `file` is the path from the root folder +// `configPropertyName` is the _config.yml variable's name of the file +const files = [ + { + file: 'dist/css/bootstrap.min.css', + configPropertyName: 'css_hash' + }, + { + file: 'dist/js/bootstrap.min.js', + configPropertyName: 'js_hash' + }, + { + file: 'assets/js/vendor/jquery-slim.min.js', + configPropertyName: 'jquery_hash' + }, + { + file: 'assets/js/vendor/popper.min.js', + configPropertyName: 'popper_hash' + } +] + +files.forEach((file) => { + fs.readFile(file.file, 'utf8', (err, data) => { + if (err) { + throw err + } + + const integrity = sriToolbox.generate({ + algorithms: ['sha384'] + }, data) + + console.log(`${file.configPropertyName}: ${integrity}`) + + sed('-i', new RegExp(`(\\s${file.configPropertyName}:\\s+"|')(\\S+)("|')`), '$1' + integrity + '$3', configFile) + }) +}) |