[CI] Build and publish storybooks

.ci/.storybook/main.js

@@ -0,0 +1,28 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0 and the Server Side Public License, v 1; you may not use this file except
+ * in compliance with, at your election, the Elastic License 2.0 or the Server
+ * Side Public License, v 1.
+ */
+
+const config = require('@kbn/storybook').defaultConfig;
+const aliases = require('../../src/dev/storybook/aliases.ts').storybookAliases;
+
+config.refs = {};
+
+for (const alias of Object.keys(aliases).filter((a) => a !== 'ci_composite')) {
+  // snake_case -> Title Case
+  const title = alias
+    .replace(/_/g, ' ')
+    .split(' ')
+    .map((n) => n[0].toUpperCase() + n.slice(1))
+    .join(' ');
+
+  config.refs[alias] = {
+    title: title,
+    url: `${process.env.STORYBOOK_BASE_URL}/${alias}`,
+  };
+}
+
+module.exports = config;

.eslintignore

@@ -15,6 +15,7 @@ node_modules
 target
 snapshots.js
 
+!/.ci
 !/.eslintrc.js
 !.storybook
 

packages/kbn-storybook/lib/default_config.ts

@@ -14,4 +14,11 @@ export const defaultConfig: StorybookConfig = {
   typescript: {
     reactDocgen: false,
   },
+  webpackFinal: (config, options) => {
+    if (process.env.CI) {
+      config.parallelism = 4;
+      config.cache = true;
+    }
+    return config;
+  },
 };

packages/kbn-storybook/lib/templates/index.ejs

@@ -16,12 +16,12 @@
 
     <!-- Added for Kibana shared dependencies -->
     <script>
-      window.__kbnPublicPath__ = { 'kbn-ui-shared-deps': '/' };
+      window.__kbnPublicPath__ = { 'kbn-ui-shared-deps': '.' };
     </script>
-    <script src="/kbn-ui-shared-deps.@elastic.js"></script>
-    <script src="/kbn-ui-shared-deps.js"></script>
-    <link href="/kbn-ui-shared-deps.css" rel="stylesheet" />
-    <link href="/kbn-ui-shared-deps.v7.light.css" rel="stylesheet" />
+    <script src="kbn-ui-shared-deps.@elastic.js"></script>
+    <script src="kbn-ui-shared-deps.js"></script>
+    <link href="kbn-ui-shared-deps.css" rel="stylesheet" />
+    <link href="kbn-ui-shared-deps.v7.light.css" rel="stylesheet" />
     <!--                                      -->
 
     <% if (typeof headHtmlSnippet !== 'undefined') { %> <%= headHtmlSnippet %> <% } %> <%

src/dev/storybook/aliases.ts

@@ -6,10 +6,12 @@
  * Side Public License, v 1.
  */
 
+// Please also add new aliases to test/scripts/jenkins_storybook.sh
 export const storybookAliases = {
   apm: 'x-pack/plugins/apm/.storybook',
   canvas: 'x-pack/plugins/canvas/storybook',
   codeeditor: 'src/plugins/kibana_react/public/code_editor/.storybook',
+  ci_composite: '.ci/.storybook',
   dashboard: 'src/plugins/dashboard/.storybook',
   dashboard_enhanced: 'x-pack/plugins/dashboard_enhanced/.storybook',
   data_enhanced: 'x-pack/plugins/data_enhanced/.storybook',

test/scripts/jenkins_storybook.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+source src/dev/ci_setup/setup_env.sh
+
+cd "$XPACK_DIR/plugins/canvas"
+node scripts/storybook --dll
+
+cd "$KIBANA_DIR"
+
+# yarn storybook --site apm # TODO re-enable after being fixed
+yarn storybook --site canvas
+yarn storybook --site ci_composite
+yarn storybook --site codeeditor
+yarn storybook --site dashboard
+yarn storybook --site dashboard_enhanced
+yarn storybook --site data_enhanced
+yarn storybook --site embeddable
+yarn storybook --site infra
+yarn storybook --site security_solution
+yarn storybook --site ui_actions_enhanced
+yarn storybook --site observability
+yarn storybook --site presentation

vars/githubCommitStatus.groovy

@@ -41,13 +41,15 @@ def trackBuild(commit, context, Closure closure) {
 }
 
 // state: error|failure|pending|success
-def create(sha, state, description, context) {
+def create(sha, state, description, context, targetUrl = null) {
+  targetUrl = targetUrl ?: env.BUILD_URL
+
   withGithubCredentials {
     return githubApi.post("repos/elastic/kibana/statuses/${sha}", [
       state: state,
       description: description,
       context: context,
-      target_url: env.BUILD_URL
+      target_url: targetUrl.toString()
     ])
   }
 }

vars/githubPr.groovy

@@ -169,26 +169,34 @@ def getNextCommentMessage(previousCommentInfo = [:], isFinal = false) {
     ? getBuildStatusIncludingMetrics()
     : buildUtils.getBuildStatus()
 
+  def storybooksUrl = buildState.get('storybooksUrl')
+  def storybooksMessage = storybooksUrl ? "* [Storybooks Preview](${storybooksUrl})" : "* Storybooks not built"
+
   if (!isFinal) {
+    storybooksMessage = storybooksUrl ? storybooksMessage : "* Storybooks not built yet"
+
     def failuresPart = status != 'SUCCESS' ? ', with failures' : ''
     messages << """
       ## :hourglass_flowing_sand: Build in-progress${failuresPart}
       * [continuous-integration/kibana-ci/pull-request](${env.BUILD_URL})
       * Commit: ${getCommitHash()}
+      ${storybooksMessage}
       * This comment will update when the build is complete
     """
   } else if (status == 'SUCCESS') {
     messages << """
       ## :green_heart: Build Succeeded
       * [continuous-integration/kibana-ci/pull-request](${env.BUILD_URL})
       * Commit: ${getCommitHash()}
+      ${storybooksMessage}
       ${getDocsChangesLink()}
     """
   } else if(status == 'UNSTABLE') {
     def message = """
       ## :yellow_heart: Build succeeded, but was flaky
       * [continuous-integration/kibana-ci/pull-request](${env.BUILD_URL})
       * Commit: ${getCommitHash()}
+      ${storybooksMessage}
       ${getDocsChangesLink()}
     """.stripIndent()
 
@@ -204,6 +212,7 @@ def getNextCommentMessage(previousCommentInfo = [:], isFinal = false) {
       ## :broken_heart: Build Failed
       * [continuous-integration/kibana-ci/pull-request](${env.BUILD_URL})
       * Commit: ${getCommitHash()}
+      ${storybooksMessage}
       * [Pipeline Steps](${env.BUILD_URL}flowGraphTable) (look for red circles / failed steps)
       * [Interpreting CI Failures](https://www.elastic.co/guide/en/kibana/current/interpreting-ci-failures.html)
       ${getDocsChangesLink()}

vars/kibanaPipeline.groovy

@@ -459,6 +459,7 @@ def allCiTasks() {
         tasks.test()
         tasks.functionalOss()
         tasks.functionalXpack()
+        tasks.storybooksCi()
       }
     },
     jest: {

vars/storybooks.groovy

@@ -0,0 +1,83 @@
+def getStorybooksBucket() {
+  return "ci-artifacts.kibana.dev/storybooks"
+}
+
+def getDestinationDir() {
+  return env.ghprbPullId ? "pr-${env.ghprbPullId}" : buildState.get('checkoutInfo').branch.replace("/", "__")
+}
+
+def getUrl() {
+  return "https://${getStorybooksBucket()}/${getDestinationDir()}"
+}
+
+def getUrlLatest() {
+  return "${getUrl()}/latest"
+}
+
+def getUrlForCommit() {
+  return "${getUrl()}/${buildState.get('checkoutInfo').commit}"
+}
+
+def upload() {
+  dir("built_assets/storybook") {
+    sh "mv ci_composite composite"
+
+    def storybooks = sh(
+      script: 'ls -1d */',
+      returnStdout: true
+    ).trim()
+      .split('\n')
+      .collect { it.replace('/', '') }
+      .findAll { it != 'composite' }
+
+    def listHtml = storybooks.collect { """<li><a href="${getUrlForCommit()}/${it}">${it}</a></li>""" }.join("\n")
+
+    def html = """
+      <html>
+        <body>
+          <h1>Storybooks</h1>
+          <p><a href="${getUrlForCommit()}/composite">Composite Storybook</a></p>
+          <h2>All</h2>
+          <ul>
+            ${listHtml}
+          </ul>
+        </body>
+      </html>
+    """
+
+    writeFile(file: 'index.html', text: html)
+
+    withGcpServiceAccount.fromVaultSecret('secret/kibana-issues/dev/ci-artifacts-key', 'value') {
+      kibanaPipeline.bash("""
+        gsutil -q -m cp -r -z js,css,html,json,map,txt,svg '*' 'gs://${getStorybooksBucket()}/${getDestinationDir()}/${buildState.get('checkoutInfo').commit}/'
+        gsutil -h "Cache-Control:no-cache, max-age=0, no-transform" cp -z html 'index.html' 'gs://${getStorybooksBucket()}/${getDestinationDir()}/latest/'
+      """, "Upload Storybooks to GCS")
+    }
+
+    buildState.set('storybooksUrl', getUrlForCommit())
+  }
+}
+
+def build() {
+  withEnv(["STORYBOOK_BASE_URL=${getUrlForCommit()}"]) {
+    kibanaPipeline.bash('test/scripts/jenkins_storybook.sh', 'Build Storybooks')
+  }
+}
+
+def buildAndUpload() {
+  def sha = buildState.get('checkoutInfo').commit
+  def context = 'Build and Publish Storybooks'
+
+  githubCommitStatus.create(sha, 'pending', 'Building Storybooks', context)
+
+  try {
+    build()
+    upload()
+    githubCommitStatus.create(sha, 'success', 'Storybooks built', context, getUrlForCommit())
+  } catch(ex) {
+    githubCommitStatus.create(sha, 'error', 'Building Storybooks failed', context)
+    throw ex
+  }
+}
+
+return this

vars/tasks.groovy

@@ -124,4 +124,10 @@ def functionalXpack(Map params = [:]) {
   }
 }
 
+def storybooksCi() {
+  task {
+    storybooks.buildAndUpload()
+  }
+}
+
 return this

x-pack/plugins/canvas/storybook/preview-head.html

@@ -2,5 +2,5 @@
   This file is looked for by Storybook and included in the HEAD element
   if it exists.  This is how we load the DLL content into the Storybook UI.
 -->
-<script src="/dll.js"></script>
-<link href="/dll.css" rel="stylesheet" />
+<script src="dll.js"></script>
+<link href="dll.css" rel="stylesheet" />