[7.8] Report page load asset size (#66224) (#68387)

* Report page load asset size (#66224)

* performance_tests: draft version

* update cli runner and script

* ingest metrics

* save asset type for plugins

* Update src/dev/performance/ingest_metrics.ts

Co-authored-by: Spencer <email@spalger.com>

* follow review comments

* fix size calc, add FTR config, move src to kbn/test

* fix import, remove unused interface

* Update packages/kbn-test/src/page_load_metrics/capture_page_load_metrics.ts

Co-authored-by: Spencer <email@spalger.com>

* start chromium with no-sandbox

* add logging

* check page contains expected element, cut apps to 5

* fix locator & typo

* Update packages/kbn-test/src/page_load_metrics/navigation.ts

Co-authored-by: Spencer <email@spalger.com>

* Update navigation.ts

* Update navigation.ts

* bump puppeteer version

* fix typo

* update navigation script

* update config file

* update yarn.lock

* fix

* take screenshot on failure

* update screenshot title

* fix screenshot saving and error

* invalid locator

* Revert "invalid locator"

This reverts commit 3007539a69.

* run script in a loop 10 times

* Revert "run script in a loop 10 times"

This reverts commit 6cfa219140.

* path config value directly

* fix screenshots directory setup

* update maps locator, common for landing and new map

Co-authored-by: Spencer <email@spalger.com>
Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
Co-authored-by: Mikhail Shustov <restrry@gmail.com>
# Conflicts:
#	Jenkinsfile

* [page_load_metrics] fix path for discover

* fix url formatting

* fix screenshot title

Jenkinsfile

@@ -41,6 +41,7 @@ kibanaPipeline(timeoutMinutes: 135, checkPrChanges: true) {
             'xpack-ciGroup9': kibanaPipeline.xpackCiGroupProcess(9),
             'xpack-ciGroup10': kibanaPipeline.xpackCiGroupProcess(10),
             'xpack-accessibility': kibanaPipeline.functionalTestProcess('xpack-accessibility', './test/scripts/jenkins_xpack_accessibility.sh'),
+            'xpack-pageLoadMetrics': kibanaPipeline.functionalTestProcess('xpack-pageLoadMetrics', './test/scripts/jenkins_xpack_page_load_metrics.sh'),
             'xpack-siemCypress': { processNumber ->
               whenChanged(['x-pack/plugins/siem/', 'x-pack/test/siem_cypress/']) {
                 kibanaPipeline.functionalTestProcess('xpack-siemCypress', './test/scripts/jenkins_siem_cypress.sh')(processNumber)

packages/kbn-test/package.json

@@ -14,6 +14,7 @@
     "@kbn/babel-preset": "1.0.0",
     "@kbn/dev-utils": "1.0.0",
     "@types/parse-link-header": "^1.0.0",
+    "@types/puppeteer": "^3.0.0",
     "@types/strip-ansi": "^5.2.1",
     "@types/xml2js": "^0.4.5",
     "diff": "^4.0.1"
@@ -25,6 +26,7 @@
     "getopts": "^2.2.4",
     "glob": "^7.1.2",
     "parse-link-header": "^1.0.1",
+    "puppeteer": "^3.3.0",
     "strip-ansi": "^5.2.0",
     "rxjs": "^6.5.3",
     "tar-fs": "^1.16.3",

packages/kbn-test/src/index.ts

@@ -51,3 +51,5 @@ export { runFailedTestsReporterCli } from './failed_tests_reporter';
 export { makeJunitReportPath } from './junit_report_path';
 
 export { CI_PARALLEL_PROCESS_PREFIX } from './ci_parallel_process_prefix';
+
+export * from './page_load_metrics';

packages/kbn-test/src/page_load_metrics/capture_page_load_metrics.ts

@@ -0,0 +1,81 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { ToolingLog } from '@kbn/dev-utils';
+import { NavigationOptions, createUrl, navigateToApps } from './navigation';
+
+export async function capturePageLoadMetrics(log: ToolingLog, options: NavigationOptions) {
+  const responsesByPageView = await navigateToApps(log, options);
+
+  const assetSizeMeasurements = new Map<string, number[]>();
+
+  const numberOfPagesVisited = responsesByPageView.size;
+
+  for (const [, frameResponses] of responsesByPageView) {
+    for (const [, { url, dataLength }] of frameResponses) {
+      if (url.length === 0) {
+        throw new Error('navigateToApps(); failed to identify the url of the request');
+      }
+      if (assetSizeMeasurements.has(url)) {
+        assetSizeMeasurements.set(url, [dataLength].concat(assetSizeMeasurements.get(url) || []));
+      } else {
+        assetSizeMeasurements.set(url, [dataLength]);
+      }
+    }
+  }
+
+  return Array.from(assetSizeMeasurements.entries())
+    .map(([url, measurements]) => {
+      const baseUrl = createUrl('/', options.appConfig.url);
+      const relativeUrl = url
+        // remove the baseUrl (expect the trailing slash) to make url relative
+        .replace(baseUrl.slice(0, -1), '')
+        // strip the build number from asset urls
+        .replace(/^\/\d+\//, '/');
+      return [relativeUrl, measurements] as const;
+    })
+    .filter(([url, measurements]) => {
+      if (measurements.length !== numberOfPagesVisited) {
+        // ignore urls seen only on some pages
+        return false;
+      }
+
+      if (url.startsWith('data:')) {
+        // ignore data urls since they are already counted by other assets
+        return false;
+      }
+
+      if (url.startsWith('/api/') || url.startsWith('/internal/')) {
+        // ignore api requests since they don't have deterministic sizes
+        return false;
+      }
+
+      const allMetricsAreEqual = measurements.every((x, i) =>
+        i === 0 ? true : x === measurements[i - 1]
+      );
+      if (!allMetricsAreEqual) {
+        throw new Error(`measurements for url [${url}] are not equal [${measurements.join(',')}]`);
+      }
+
+      return true;
+    })
+    .map(([url, measurements]) => {
+      return { group: 'page load asset size', id: url, value: measurements[0] };
+    });
+}

packages/kbn-test/src/page_load_metrics/cli.ts

@@ -0,0 +1,90 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import Url from 'url';
+
+import { run, createFlagError } from '@kbn/dev-utils';
+import { resolve, basename } from 'path';
+import { capturePageLoadMetrics } from './capture_page_load_metrics';
+
+const defaultScreenshotsDir = resolve(__dirname, 'screenshots');
+
+export function runPageLoadMetricsCli() {
+  run(
+    async ({ flags, log }) => {
+      const kibanaUrl = flags['kibana-url'];
+      if (!kibanaUrl || typeof kibanaUrl !== 'string') {
+        throw createFlagError('Expect --kibana-url to be a string');
+      }
+
+      const parsedUrl = Url.parse(kibanaUrl);
+
+      const [username, password] = parsedUrl.auth
+        ? parsedUrl.auth.split(':')
+        : [flags.username, flags.password];
+
+      if (typeof username !== 'string' || typeof password !== 'string') {
+        throw createFlagError(
+          'Mising username and/or password, either specify in --kibana-url or pass --username and --password'
+        );
+      }
+
+      const headless = !flags.head;
+
+      const screenshotsDir = flags.screenshotsDir || defaultScreenshotsDir;
+
+      if (typeof screenshotsDir !== 'string' || screenshotsDir === basename(screenshotsDir)) {
+        throw createFlagError('Expect screenshotsDir to be valid path string');
+      }
+
+      const metrics = await capturePageLoadMetrics(log, {
+        headless,
+        appConfig: {
+          url: kibanaUrl,
+          username,
+          password,
+        },
+        screenshotsDir,
+      });
+      for (const metric of metrics) {
+        log.info(`${metric.id}: ${metric.value}`);
+      }
+    },
+    {
+      description: `Loads several pages with Puppeteer to capture the size of assets`,
+      flags: {
+        string: ['kibana-url', 'username', 'password', 'screenshotsDir'],
+        boolean: ['head'],
+        default: {
+          username: 'elastic',
+          password: 'changeme',
+          debug: true,
+          screenshotsDir: defaultScreenshotsDir,
+        },
+        help: `
+          --kibana-url       Url for Kibana we should connect to, can include login info
+          --head             Run puppeteer with graphical user interface
+          --username         Set username, defaults to 'elastic'
+          --password         Set password, defaults to 'changeme'
+          --screenshotsDir   Set screenshots directory, defaults to '${defaultScreenshotsDir}'
+        `,
+      },
+    }
+  );
+}

packages/kbn-test/src/page_load_metrics/event.ts

@@ -0,0 +1,34 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export interface ResponseReceivedEvent {
+  frameId: string;
+  loaderId: string;
+  requestId: string;
+  response: Record<string, any>;
+  timestamp: number;
+  type: string;
+}
+
+export interface DataReceivedEvent {
+  encodedDataLength: number;
+  dataLength: number;
+  requestId: string;
+  timestamp: number;
+}

packages/kbn-test/src/page_load_metrics/index.ts

@@ -0,0 +1,21 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export * from './cli';
+export { capturePageLoadMetrics } from './capture_page_load_metrics';

packages/kbn-test/src/page_load_metrics/navigation.ts

@@ -0,0 +1,167 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import Fs from 'fs';
+import Url from 'url';
+import _ from 'lodash';
+import puppeteer from 'puppeteer';
+import { resolve } from 'path';
+import { ToolingLog } from '@kbn/dev-utils';
+import { ResponseReceivedEvent, DataReceivedEvent } from './event';
+
+export interface NavigationOptions {
+  headless: boolean;
+  appConfig: { url: string; username: string; password: string };
+  screenshotsDir: string;
+}
+
+export type NavigationResults = Map<string, Map<string, FrameResponse>>;
+
+interface FrameResponse {
+  url: string;
+  dataLength: number;
+}
+
+function joinPath(pathA: string, pathB: string) {
+  return `${pathA.endsWith('/') ? pathA.slice(0, -1) : pathA}/${
+    pathB.startsWith('/') ? pathB.slice(1) : pathB
+  }`;
+}
+
+export function createUrl(path: string, url: string) {
+  const baseUrl = Url.parse(url);
+
+  return Url.format({
+    protocol: baseUrl.protocol,
+    hostname: baseUrl.hostname,
+    port: baseUrl.port,
+    pathname: joinPath(baseUrl.pathname || '', path.includes('#') ? path.split('#')[0] : path),
+    hash: path.includes('#') ? path.split('#')[1] : undefined,
+  });
+}
+
+async function loginToKibana(
+  log: ToolingLog,
+  browser: puppeteer.Browser,
+  options: NavigationOptions
+) {
+  log.debug(`log in to the app..`);
+  const page = await browser.newPage();
+  const loginUrl = createUrl('/login', options.appConfig.url);
+  await page.goto(loginUrl, {
+    waitUntil: 'networkidle0',
+  });
+  await page.type('[data-test-subj="loginUsername"]', options.appConfig.username);
+  await page.type('[data-test-subj="loginPassword"]', options.appConfig.password);
+  await page.click('[data-test-subj="loginSubmit"]');
+  await page.waitForNavigation({ waitUntil: 'networkidle0' });
+  await page.close();
+}
+
+export async function navigateToApps(log: ToolingLog, options: NavigationOptions) {
+  const browser = await puppeteer.launch({ headless: options.headless, args: ['--no-sandbox'] });
+  const devToolsResponses: NavigationResults = new Map();
+  const apps = [
+    { path: '/app/kibana#/discover', locator: '[data-test-subj="discover-sidebar"]' },
+    { path: '/app/kibana#/home', locator: '[data-test-subj="homeApp"]' },
+    { path: '/app/canvas', locator: '[data-test-subj="create-workpad-button"]' },
+    { path: '/app/maps', locator: '[title="Maps"]' },
+    { path: '/app/apm', locator: '[data-test-subj="apmMainContainer"]' },
+  ];
+
+  await loginToKibana(log, browser, options);
+
+  await Promise.all(
+    apps.map(async (app) => {
+      const page = await browser.newPage();
+      page.setCacheEnabled(false);
+      page.setDefaultNavigationTimeout(0);
+      const frameResponses = new Map<string, FrameResponse>();
+      devToolsResponses.set(app.path, frameResponses);
+
+      const client = await page.target().createCDPSession();
+      await client.send('Network.enable');
+
+      function getRequestData(requestId: string) {
+        if (!frameResponses.has(requestId)) {
+          frameResponses.set(requestId, { url: '', dataLength: 0 });
+        }
+
+        return frameResponses.get(requestId)!;
+      }
+
+      client.on('Network.responseReceived', (event: ResponseReceivedEvent) => {
+        getRequestData(event.requestId).url = event.response.url;
+      });
+
+      client.on('Network.dataReceived', (event: DataReceivedEvent) => {
+        getRequestData(event.requestId).dataLength += event.dataLength;
+      });
+
+      const url = createUrl(app.path, options.appConfig.url);
+      log.debug(`goto ${url}`);
+      await page.goto(url, {
+        waitUntil: 'networkidle0',
+      });
+
+      let readyAttempt = 0;
+      let selectorFound = false;
+      while (!selectorFound) {
+        readyAttempt += 1;
+        try {
+          await page.waitForSelector(app.locator, { timeout: 5000 });
+          selectorFound = true;
+        } catch (error) {
+          log.error(
+            `Page '${app.path}' was not loaded properly, unable to find '${
+              app.locator
+            }', url: ${page.url()}`
+          );
+
+          if (readyAttempt < 6) {
+            continue;
+          }
+
+          const failureDir = resolve(options.screenshotsDir, 'failure');
+          const screenshotPath = resolve(
+            failureDir,
+            `${app.path.slice(1).split(/#|\//).join('_')}_navigation.png`
+          );
+          Fs.mkdirSync(failureDir, { recursive: true });
+
+          await page.bringToFront();
+          await page.screenshot({
+            path: screenshotPath,
+            type: 'png',
+            fullPage: true,
+          });
+          log.debug(`Saving screenshot to ${screenshotPath}`);
+
+          throw new Error(`Page load timeout: ${app.path} not loaded after 30 seconds`);
+        }
+      }
+
+      await page.close();
+    })
+  );
+
+  await browser.close();
+
+  return devToolsResponses;
+}

scripts/page_load_metrics.js

@@ -0,0 +1,21 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+require('../src/setup_node_env');
+require('@kbn/test').runPageLoadMetricsCli();

test/scripts/jenkins_xpack_page_load_metrics.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+source test/scripts/jenkins_test_setup_xpack.sh
+
+checks-reporter-with-killswitch "Capture Kibana page load metrics" \
+  node scripts/functional_tests \
+    --debug --bail \
+    --kibana-install-dir "$installDir" \
+    --config test/page_load_metrics/config.ts;

x-pack/.gitignore

@@ -3,6 +3,7 @@
 /target
 /test/functional/failure_debug
 /test/functional/screenshots
+/test/page_load_metrics/screenshots
 /test/functional/apps/reporting/reports/session
 /test/reporting/configs/failure_debug/
 /legacy/plugins/reporting/.chromium/

x-pack/test/page_load_metrics/config.ts

@@ -0,0 +1,42 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+import { resolve } from 'path';
+
+import { FtrConfigProviderContext } from '@kbn/test/types/ftr';
+import { PuppeteerTestRunner } from './runner';
+
+export default async function ({ readConfigFile }: FtrConfigProviderContext) {
+  const kibanaCommonTestsConfig = await readConfigFile(
+    require.resolve('../../../test/common/config.js')
+  );
+  const xpackFunctionalTestsConfig = await readConfigFile(
+    require.resolve('../functional/config.js')
+  );
+
+  return {
+    ...kibanaCommonTestsConfig.getAll(),
+
+    testRunner: PuppeteerTestRunner,
+
+    esArchiver: {
+      directory: resolve(__dirname, 'es_archives'),
+    },
+
+    screenshots: {
+      directory: resolve(__dirname, 'screenshots'),
+    },
+
+    esTestCluster: {
+      ...xpackFunctionalTestsConfig.get('esTestCluster'),
+      serverArgs: [...xpackFunctionalTestsConfig.get('esTestCluster.serverArgs')],
+    },
+
+    kbnTestServer: {
+      ...xpackFunctionalTestsConfig.get('kbnTestServer'),
+    },
+  };
+}

x-pack/test/page_load_metrics/runner.ts

@@ -0,0 +1,33 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+import { CiStatsReporter } from '@kbn/dev-utils';
+import { capturePageLoadMetrics } from '@kbn/test';
+// @ts-ignore not TS yet
+import getUrl from '../../../src/test_utils/get_url';
+
+import { FtrProviderContext } from './../functional/ftr_provider_context';
+
+export async function PuppeteerTestRunner({ getService }: FtrProviderContext) {
+  const log = getService('log');
+  const config = getService('config');
+  const esArchiver = getService('esArchiver');
+
+  await esArchiver.load('default');
+  const metrics = await capturePageLoadMetrics(log, {
+    headless: true,
+    appConfig: {
+      url: getUrl.baseUrl(config.get('servers.kibana')),
+      username: config.get('servers.kibana.username'),
+      password: config.get('servers.kibana.password'),
+    },
+    screenshotsDir: config.get('screenshots.directory'),
+  });
+  const reporter = CiStatsReporter.fromEnv(log);
+
+  log.debug('Report page load asset size');
+  await reporter.metrics(metrics);
+}

yarn.lock

@@ -4574,6 +4574,13 @@
   dependencies:
     "@types/node" "*"
 
+"@types/puppeteer@^3.0.0":
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/@types/puppeteer/-/puppeteer-3.0.0.tgz#24cdcc131e319477608d893f0017e08befd70423"
+  integrity sha512-59+fkfHHXHzX5rgoXIMnZyzum7ZLx/Wc3fhsOduFThpTpKbzzdBHMZsrkKGLunimB4Ds/tI5lXTRLALK8Mmnhg==
+  dependencies:
+    "@types/node" "*"
+
 "@types/q@^1.5.1":
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/@types/q/-/q-1.5.2.tgz#690a1475b84f2a884fd07cd797c00f5f31356ea8"
@@ -7637,6 +7644,15 @@ bl@^3.0.0:
   dependencies:
     readable-stream "^3.0.1"
 
+bl@^4.0.1:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/bl/-/bl-4.0.2.tgz#52b71e9088515d0606d9dd9cc7aa48dc1f98e73a"
+  integrity sha512-j4OH8f6Qg2bGuWfRiltT2HYGx0e1QcBTrK9KAHNMwMZdQnDZFk0ZSYIpADjYCB3U12nicC5tVJwSIhwOWjb4RQ==
+  dependencies:
+    buffer "^5.5.0"
+    inherits "^2.0.4"
+    readable-stream "^3.4.0"
+
 blob@0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/blob/-/blob-0.0.5.tgz#d680eeef25f8cd91ad533f5b01eed48e64caf683"
@@ -8158,6 +8174,14 @@ buffer@^5.1.0, buffer@^5.2.0:
     base64-js "^1.0.2"
     ieee754 "^1.1.4"
 
+buffer@^5.2.1, buffer@^5.5.0:
+  version "5.6.0"
+  resolved "https://registry.yarnpkg.com/buffer/-/buffer-5.6.0.tgz#a31749dc7d81d84db08abf937b6b8c4033f62786"
+  integrity sha512-/gDYp/UtU0eA1ys8bOs9J6a+E/KWIY+DZ+Q2WESNUA0jFRsJOc0SNUO6xJ5SGA1xueg3NL65W6s+NY5l9cunuw==
+  dependencies:
+    base64-js "^1.0.2"
+    ieee754 "^1.1.4"
+
 builtin-modules@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
@@ -16649,7 +16673,7 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@2.0.4, inherits@~2.0.3, inherits@~2.0.4:
+inherits@2, inherits@2.0.4, inherits@^2.0.4, inherits@~2.0.3, inherits@~2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
   integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
@@ -20773,6 +20797,11 @@ mixin-object@^2.0.1:
     for-in "^0.1.3"
     is-extendable "^0.1.1"
 
+mkdirp-classic@^0.5.2:
+  version "0.5.3"
+  resolved "https://registry.yarnpkg.com/mkdirp-classic/-/mkdirp-classic-0.5.3.tgz#fa10c9115cc6d8865be221ba47ee9bed78601113"
+  integrity sha512-gKLcREMhtuZRwRAfqP3RFW+TK4JqApVBtOIftVgjuABpAtpxhPGaDcfvbhNvD0B8iD1oUr/txX35NjcaY6Ns/A==
+
 mkdirp@0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
@@ -23895,6 +23924,22 @@ puppeteer@^2.0.0:
     rimraf "^2.6.1"
     ws "^6.1.0"
 
+puppeteer@^3.3.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/puppeteer/-/puppeteer-3.3.0.tgz#95839af9fdc0aa4de7e5ee073a4c0adeb9e2d3d7"
+  integrity sha512-23zNqRltZ1PPoK28uRefWJ/zKb5Jhnzbbwbpcna2o5+QMn17F0khq5s1bdH3vPlyj+J36pubccR8wiNA/VE0Vw==
+  dependencies:
+    debug "^4.1.0"
+    extract-zip "^2.0.0"
+    https-proxy-agent "^4.0.0"
+    mime "^2.0.3"
+    progress "^2.0.1"
+    proxy-from-env "^1.0.0"
+    rimraf "^3.0.2"
+    tar-fs "^2.0.0"
+    unbzip2-stream "^1.3.3"
+    ws "^7.2.3"
+
 q@^1.1.2:
   version "1.5.1"
   resolved "https://registry.yarnpkg.com/q/-/q-1.5.1.tgz#7e32f75b41381291d04611f1bf14109ac00651d7"
@@ -26251,6 +26296,13 @@ rimraf@^2.5.4, rimraf@^2.7.1:
   dependencies:
     glob "^7.1.3"
 
+rimraf@^3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-3.0.2.tgz#f1a5402ba6220ad52cc1282bac1ae3aa49fd061a"
+  integrity sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==
+  dependencies:
+    glob "^7.1.3"
+
 rimraf@~2.0.2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.0.3.tgz#f50a2965e7144e9afd998982f15df706730f56a9"
@@ -28598,6 +28650,16 @@ tar-fs@^1.16.3:
     pump "^1.0.0"
     tar-stream "^1.1.2"
 
+tar-fs@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/tar-fs/-/tar-fs-2.1.0.tgz#d1cdd121ab465ee0eb9ccde2d35049d3f3daf0d5"
+  integrity sha512-9uW5iDvrIMCVpvasdFHW0wJPez0K4JnMZtsuIeDI7HyMGJNxmDZDOCQROr7lXyS+iL/QMpj07qcjGYTSdRFXUg==
+  dependencies:
+    chownr "^1.1.1"
+    mkdirp-classic "^0.5.2"
+    pump "^3.0.0"
+    tar-stream "^2.0.0"
+
 tar-stream@^1.1.2, tar-stream@^1.5.2:
   version "1.5.5"
   resolved "https://registry.yarnpkg.com/tar-stream/-/tar-stream-1.5.5.tgz#5cad84779f45c83b1f2508d96b09d88c7218af55"
@@ -28608,6 +28670,17 @@ tar-stream@^1.1.2, tar-stream@^1.5.2:
     readable-stream "^2.0.0"
     xtend "^4.0.0"
 
+tar-stream@^2.0.0:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/tar-stream/-/tar-stream-2.1.2.tgz#6d5ef1a7e5783a95ff70b69b97455a5968dc1325"
+  integrity sha512-UaF6FoJ32WqALZGOIAApXx+OdxhekNMChu6axLJR85zMMjXKWFGjbIRe+J6P4UnRGg9rAwWvbTT0oI7hD/Un7Q==
+  dependencies:
+    bl "^4.0.1"
+    end-of-stream "^1.4.1"
+    fs-constants "^1.0.0"
+    inherits "^2.0.3"
+    readable-stream "^3.1.1"
+
 tar-stream@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/tar-stream/-/tar-stream-2.1.0.tgz#d1aaa3661f05b38b5acc9b7020efdca5179a2cc3"
@@ -28897,7 +28970,7 @@ through2@~2.0.3:
     readable-stream "~2.3.6"
     xtend "~4.0.1"
 
-through@2, "through@>=2.2.7 <3", through@^2.3.4, through@^2.3.6, through@~2.3.4, through@~2.3.6, through@~2.3.8:
+through@2, "through@>=2.2.7 <3", through@^2.3.4, through@^2.3.6, through@^2.3.8, through@~2.3.4, through@~2.3.6, through@~2.3.8:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
   integrity sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=
@@ -30091,6 +30164,14 @@ unbzip2-stream@^1.0.9:
     buffer "^3.0.1"
     through "^2.3.6"
 
+unbzip2-stream@^1.3.3:
+  version "1.4.2"
+  resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.4.2.tgz#84eb9e783b186d8fb397515fbb656f312f1a7dbf"
+  integrity sha512-pZMVAofMrrHX6Ik39hCk470kulCbmZ2SWfQLPmTWqfJV/oUm0gn1CblvHdUu4+54Je6Jq34x8kY6XjTy6dMkOg==
+  dependencies:
+    buffer "^5.2.1"
+    through "^2.3.8"
+
 unc-path-regex@^0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/unc-path-regex/-/unc-path-regex-0.1.2.tgz#e73dd3d7b0d7c5ed86fbac6b0ae7d8c6a69d50fa"
@@ -32065,6 +32146,11 @@ ws@^7.0.0:
   dependencies:
     async-limiter "^1.0.0"
 
+ws@^7.2.3:
+  version "7.3.0"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.3.0.tgz#4b2f7f219b3d3737bc1a2fbf145d825b94d38ffd"
+  integrity sha512-iFtXzngZVXPGgpTlP1rBqsUK82p9tKqsWRPg5L56egiljujJT3vGAYnHANvFxBieXrTFavhzhxW52jnaWV+w2w==
+
 ws@~3.3.1:
   version "3.3.3"
   resolved "https://registry.yarnpkg.com/ws/-/ws-3.3.3.tgz#f1cf84fe2d5e901ebce94efaece785f187a228f2"