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/**
* Copyright 2017 Google Inc. All rights reserved.
*
* Licensed 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 * as os from 'os';
import * as path from 'path';
import * as fs from 'fs';
import { BrowserFetcher } from './BrowserFetcher.js';
import { Browser } from '../common/Browser.js';
import { BrowserRunner } from './BrowserRunner.js';
import { promisify } from 'util';
const mkdtempAsync = promisify(fs.mkdtemp);
const writeFileAsync = promisify(fs.writeFile);
/**
* @internal
*/
class ChromeLauncher {
constructor(projectRoot, preferredRevision, isPuppeteerCore) {
this._projectRoot = projectRoot;
this._preferredRevision = preferredRevision;
this._isPuppeteerCore = isPuppeteerCore;
}
async launch(options = {}) {
const { ignoreDefaultArgs = false, args = [], dumpio = false, executablePath = null, pipe = false, env = process.env, handleSIGINT = true, handleSIGTERM = true, handleSIGHUP = true, ignoreHTTPSErrors = false, defaultViewport = { width: 800, height: 600 }, slowMo = 0, timeout = 30000, } = options;
const profilePath = path.join(os.tmpdir(), 'puppeteer_dev_chrome_profile-');
const chromeArguments = [];
if (!ignoreDefaultArgs)
chromeArguments.push(...this.defaultArgs(options));
else if (Array.isArray(ignoreDefaultArgs))
chromeArguments.push(...this.defaultArgs(options).filter((arg) => !ignoreDefaultArgs.includes(arg)));
else
chromeArguments.push(...args);
let temporaryUserDataDir = null;
if (!chromeArguments.some((argument) => argument.startsWith('--remote-debugging-')))
chromeArguments.push(pipe ? '--remote-debugging-pipe' : '--remote-debugging-port=0');
if (!chromeArguments.some((arg) => arg.startsWith('--user-data-dir'))) {
temporaryUserDataDir = await mkdtempAsync(profilePath);
chromeArguments.push(`--user-data-dir=${temporaryUserDataDir}`);
}
let chromeExecutable = executablePath;
if (os.arch() === 'arm64') {
chromeExecutable = '/usr/bin/chromium-browser';
}
else if (!executablePath) {
const { missingText, executablePath } = resolveExecutablePath(this);
if (missingText)
throw new Error(missingText);
chromeExecutable = executablePath;
}
const usePipe = chromeArguments.includes('--remote-debugging-pipe');
const runner = new BrowserRunner(chromeExecutable, chromeArguments, temporaryUserDataDir);
runner.start({
handleSIGHUP,
handleSIGTERM,
handleSIGINT,
dumpio,
env,
pipe: usePipe,
});
try {
const connection = await runner.setupConnection({
usePipe,
timeout,
slowMo,
preferredRevision: this._preferredRevision,
});
const browser = await Browser.create(connection, [], ignoreHTTPSErrors, defaultViewport, runner.proc, runner.close.bind(runner));
await browser.waitForTarget((t) => t.type() === 'page');
return browser;
}
catch (error) {
runner.kill();
throw error;
}
}
/**
* @param {!Launcher.ChromeArgOptions=} options
* @returns {!Array<string>}
*/
defaultArgs(options = {}) {
const chromeArguments = [
'--disable-background-networking',
'--enable-features=NetworkService,NetworkServiceInProcess',
'--disable-background-timer-throttling',
'--disable-backgrounding-occluded-windows',
'--disable-breakpad',
'--disable-client-side-phishing-detection',
'--disable-component-extensions-with-background-pages',
'--disable-default-apps',
'--disable-dev-shm-usage',
'--disable-extensions',
'--disable-features=TranslateUI',
'--disable-hang-monitor',
'--disable-ipc-flooding-protection',
'--disable-popup-blocking',
'--disable-prompt-on-repost',
'--disable-renderer-backgrounding',
'--disable-sync',
'--force-color-profile=srgb',
'--metrics-recording-only',
'--no-first-run',
'--enable-automation',
'--password-store=basic',
'--use-mock-keychain',
// TODO(sadym): remove '--enable-blink-features=IdleDetection'
// once IdleDetection is turned on by default.
'--enable-blink-features=IdleDetection',
];
const { devtools = false, headless = !devtools, args = [], userDataDir = null, } = options;
if (userDataDir)
chromeArguments.push(`--user-data-dir=${path.resolve(userDataDir)}`);
if (devtools)
chromeArguments.push('--auto-open-devtools-for-tabs');
if (headless) {
chromeArguments.push('--headless', '--hide-scrollbars', '--mute-audio');
}
if (args.every((arg) => arg.startsWith('-')))
chromeArguments.push('about:blank');
chromeArguments.push(...args);
return chromeArguments;
}
executablePath() {
return resolveExecutablePath(this).executablePath;
}
get product() {
return 'chrome';
}
}
/**
* @internal
*/
class FirefoxLauncher {
constructor(projectRoot, preferredRevision, isPuppeteerCore) {
this._projectRoot = projectRoot;
this._preferredRevision = preferredRevision;
this._isPuppeteerCore = isPuppeteerCore;
}
async launch(options = {}) {
const { ignoreDefaultArgs = false, args = [], dumpio = false, executablePath = null, pipe = false, env = process.env, handleSIGINT = true, handleSIGTERM = true, handleSIGHUP = true, ignoreHTTPSErrors = false, defaultViewport = { width: 800, height: 600 }, slowMo = 0, timeout = 30000, extraPrefsFirefox = {}, } = options;
const firefoxArguments = [];
if (!ignoreDefaultArgs)
firefoxArguments.push(...this.defaultArgs(options));
else if (Array.isArray(ignoreDefaultArgs))
firefoxArguments.push(...this.defaultArgs(options).filter((arg) => !ignoreDefaultArgs.includes(arg)));
else
firefoxArguments.push(...args);
if (!firefoxArguments.some((argument) => argument.startsWith('--remote-debugging-')))
firefoxArguments.push('--remote-debugging-port=0');
let temporaryUserDataDir = null;
if (!firefoxArguments.includes('-profile') &&
!firefoxArguments.includes('--profile')) {
temporaryUserDataDir = await this._createProfile(extraPrefsFirefox);
firefoxArguments.push('--profile');
firefoxArguments.push(temporaryUserDataDir);
}
await this._updateRevision();
let firefoxExecutable = executablePath;
if (!executablePath) {
const { missingText, executablePath } = resolveExecutablePath(this);
if (missingText)
throw new Error(missingText);
firefoxExecutable = executablePath;
}
const runner = new BrowserRunner(firefoxExecutable, firefoxArguments, temporaryUserDataDir);
runner.start({
handleSIGHUP,
handleSIGTERM,
handleSIGINT,
dumpio,
env,
pipe,
});
try {
const connection = await runner.setupConnection({
usePipe: pipe,
timeout,
slowMo,
preferredRevision: this._preferredRevision,
});
const browser = await Browser.create(connection, [], ignoreHTTPSErrors, defaultViewport, runner.proc, runner.close.bind(runner));
await browser.waitForTarget((t) => t.type() === 'page');
return browser;
}
catch (error) {
runner.kill();
throw error;
}
}
executablePath() {
return resolveExecutablePath(this).executablePath;
}
async _updateRevision() {
// replace 'latest' placeholder with actual downloaded revision
if (this._preferredRevision === 'latest') {
const browserFetcher = new BrowserFetcher(this._projectRoot, {
product: this.product,
});
const localRevisions = await browserFetcher.localRevisions();
if (localRevisions[0])
this._preferredRevision = localRevisions[0];
}
}
get product() {
return 'firefox';
}
defaultArgs(options = {}) {
const firefoxArguments = ['--no-remote', '--foreground'];
if (os.platform().startsWith('win')) {
firefoxArguments.push('--wait-for-browser');
}
const { devtools = false, headless = !devtools, args = [], userDataDir = null, } = options;
if (userDataDir) {
firefoxArguments.push('--profile');
firefoxArguments.push(userDataDir);
}
if (headless)
firefoxArguments.push('--headless');
if (devtools)
firefoxArguments.push('--devtools');
if (args.every((arg) => arg.startsWith('-')))
firefoxArguments.push('about:blank');
firefoxArguments.push(...args);
return firefoxArguments;
}
async _createProfile(extraPrefs) {
const profilePath = await mkdtempAsync(path.join(os.tmpdir(), 'puppeteer_dev_firefox_profile-'));
const prefsJS = [];
const userJS = [];
const server = 'dummy.test';
const defaultPreferences = {
// Make sure Shield doesn't hit the network.
'app.normandy.api_url': '',
// Disable Firefox old build background check
'app.update.checkInstallTime': false,
// Disable automatically upgrading Firefox
'app.update.disabledForTesting': true,
// Increase the APZ content response timeout to 1 minute
'apz.content_response_timeout': 60000,
// Prevent various error message on the console
// jest-puppeteer asserts that no error message is emitted by the console
'browser.contentblocking.features.standard': '-tp,tpPrivate,cookieBehavior0,-cm,-fp',
// Enable the dump function: which sends messages to the system
// console
// https://bugzilla.mozilla.org/show_bug.cgi?id=1543115
'browser.dom.window.dump.enabled': true,
// Disable topstories
'browser.newtabpage.activity-stream.feeds.system.topstories': false,
// Always display a blank page
'browser.newtabpage.enabled': false,
// Background thumbnails in particular cause grief: and disabling
// thumbnails in general cannot hurt
'browser.pagethumbnails.capturing_disabled': true,
// Disable safebrowsing components.
'browser.safebrowsing.blockedURIs.enabled': false,
'browser.safebrowsing.downloads.enabled': false,
'browser.safebrowsing.malware.enabled': false,
'browser.safebrowsing.passwords.enabled': false,
'browser.safebrowsing.phishing.enabled': false,
// Disable updates to search engines.
'browser.search.update': false,
// Do not restore the last open set of tabs if the browser has crashed
'browser.sessionstore.resume_from_crash': false,
// Skip check for default browser on startup
'browser.shell.checkDefaultBrowser': false,
// Disable newtabpage
'browser.startup.homepage': 'about:blank',
// Do not redirect user when a milstone upgrade of Firefox is detected
'browser.startup.homepage_override.mstone': 'ignore',
// Start with a blank page about:blank
'browser.startup.page': 0,
// Do not allow background tabs to be zombified on Android: otherwise for
// tests that open additional tabs: the test harness tab itself might get
// unloaded
'browser.tabs.disableBackgroundZombification': false,
// Do not warn when closing all other open tabs
'browser.tabs.warnOnCloseOtherTabs': false,
// Do not warn when multiple tabs will be opened
'browser.tabs.warnOnOpen': false,
// Disable the UI tour.
'browser.uitour.enabled': false,
// Turn off search suggestions in the location bar so as not to trigger
// network connections.
'browser.urlbar.suggest.searches': false,
// Disable first run splash page on Windows 10
'browser.usedOnWindows10.introURL': '',
// Do not warn on quitting Firefox
'browser.warnOnQuit': false,
// Defensively disable data reporting systems
'datareporting.healthreport.documentServerURI': `http://${server}/dummy/healthreport/`,
'datareporting.healthreport.logging.consoleEnabled': false,
'datareporting.healthreport.service.enabled': false,
'datareporting.healthreport.service.firstRun': false,
'datareporting.healthreport.uploadEnabled': false,
// Do not show datareporting policy notifications which can interfere with tests
'datareporting.policy.dataSubmissionEnabled': false,
'datareporting.policy.dataSubmissionPolicyBypassNotification': true,
// DevTools JSONViewer sometimes fails to load dependencies with its require.js.
// This doesn't affect Puppeteer but spams console (Bug 1424372)
'devtools.jsonview.enabled': false,
// Disable popup-blocker
'dom.disable_open_during_load': false,
// Enable the support for File object creation in the content process
// Required for |Page.setFileInputFiles| protocol method.
'dom.file.createInChild': true,
// Disable the ProcessHangMonitor
'dom.ipc.reportProcessHangs': false,
// Disable slow script dialogues
'dom.max_chrome_script_run_time': 0,
'dom.max_script_run_time': 0,
// Only load extensions from the application and user profile
// AddonManager.SCOPE_PROFILE + AddonManager.SCOPE_APPLICATION
'extensions.autoDisableScopes': 0,
'extensions.enabledScopes': 5,
// Disable metadata caching for installed add-ons by default
'extensions.getAddons.cache.enabled': false,
// Disable installing any distribution extensions or add-ons.
'extensions.installDistroAddons': false,
// Disabled screenshots extension
'extensions.screenshots.disabled': true,
// Turn off extension updates so they do not bother tests
'extensions.update.enabled': false,
// Turn off extension updates so they do not bother tests
'extensions.update.notifyUser': false,
// Make sure opening about:addons will not hit the network
'extensions.webservice.discoverURL': `http://${server}/dummy/discoveryURL`,
// Allow the application to have focus even it runs in the background
'focusmanager.testmode': true,
// Disable useragent updates
'general.useragent.updates.enabled': false,
// Always use network provider for geolocation tests so we bypass the
// macOS dialog raised by the corelocation provider
'geo.provider.testing': true,
// Do not scan Wifi
'geo.wifi.scan': false,
// No hang monitor
'hangmonitor.timeout': 0,
// Show chrome errors and warnings in the error console
'javascript.options.showInConsole': true,
// Disable download and usage of OpenH264: and Widevine plugins
'media.gmp-manager.updateEnabled': false,
// Prevent various error message on the console
// jest-puppeteer asserts that no error message is emitted by the console
'network.cookie.cookieBehavior': 0,
// Do not prompt for temporary redirects
'network.http.prompt-temp-redirect': false,
// Disable speculative connections so they are not reported as leaking
// when they are hanging around
'network.http.speculative-parallel-limit': 0,
// Do not automatically switch between offline and online
'network.manage-offline-status': false,
// Make sure SNTP requests do not hit the network
'network.sntp.pools': server,
// Disable Flash.
'plugin.state.flash': 0,
'privacy.trackingprotection.enabled': false,
// Enable Remote Agent
// https://bugzilla.mozilla.org/show_bug.cgi?id=1544393
'remote.enabled': true,
// Don't do network connections for mitm priming
'security.certerrors.mitm.priming.enabled': false,
// Local documents have access to all other local documents,
// including directory listings
'security.fileuri.strict_origin_policy': false,
// Do not wait for the notification button security delay
'security.notification_enable_delay': 0,
// Ensure blocklist updates do not hit the network
'services.settings.server': `http://${server}/dummy/blocklist/`,
// Do not automatically fill sign-in forms with known usernames and
// passwords
'signon.autofillForms': false,
// Disable password capture, so that tests that include forms are not
// influenced by the presence of the persistent doorhanger notification
'signon.rememberSignons': false,
// Disable first-run welcome page
'startup.homepage_welcome_url': 'about:blank',
// Disable first-run welcome page
'startup.homepage_welcome_url.additional': '',
// Disable browser animations (tabs, fullscreen, sliding alerts)
'toolkit.cosmeticAnimations.enabled': false,
// Prevent starting into safe mode after application crashes
'toolkit.startup.max_resumed_crashes': -1,
};
Object.assign(defaultPreferences, extraPrefs);
for (const [key, value] of Object.entries(defaultPreferences))
userJS.push(`user_pref(${JSON.stringify(key)}, ${JSON.stringify(value)});`);
await writeFileAsync(path.join(profilePath, 'user.js'), userJS.join('\n'));
await writeFileAsync(path.join(profilePath, 'prefs.js'), prefsJS.join('\n'));
return profilePath;
}
}
function resolveExecutablePath(launcher) {
let downloadPath;
// puppeteer-core doesn't take into account PUPPETEER_* env variables.
if (!launcher._isPuppeteerCore) {
const executablePath = process.env.PUPPETEER_EXECUTABLE_PATH ||
process.env.npm_config_puppeteer_executable_path ||
process.env.npm_package_config_puppeteer_executable_path;
if (executablePath) {
const missingText = !fs.existsSync(executablePath)
? 'Tried to use PUPPETEER_EXECUTABLE_PATH env variable to launch browser but did not find any executable at: ' +
executablePath
: null;
return { executablePath, missingText };
}
downloadPath =
process.env.PUPPETEER_DOWNLOAD_PATH ||
process.env.npm_config_puppeteer_download_path ||
process.env.npm_package_config_puppeteer_download_path;
}
const browserFetcher = new BrowserFetcher(launcher._projectRoot, {
product: launcher.product,
path: downloadPath,
});
if (!launcher._isPuppeteerCore && launcher.product === 'chrome') {
const revision = process.env['PUPPETEER_CHROMIUM_REVISION'];
if (revision) {
const revisionInfo = browserFetcher.revisionInfo(revision);
const missingText = !revisionInfo.local
? 'Tried to use PUPPETEER_CHROMIUM_REVISION env variable to launch browser but did not find executable at: ' +
revisionInfo.executablePath
: null;
return { executablePath: revisionInfo.executablePath, missingText };
}
}
const revisionInfo = browserFetcher.revisionInfo(launcher._preferredRevision);
const missingText = !revisionInfo.local
? `Could not find browser revision ${launcher._preferredRevision}. Run "PUPPETEER_PRODUCT=firefox npm install" or "PUPPETEER_PRODUCT=firefox yarn install" to download a supported Firefox browser binary.`
: null;
return { executablePath: revisionInfo.executablePath, missingText };
}
/**
* @internal
*/
export default function Launcher(projectRoot, preferredRevision, isPuppeteerCore, product) {
// puppeteer-core doesn't take into account PUPPETEER_* env variables.
if (!product && !isPuppeteerCore)
product =
process.env.PUPPETEER_PRODUCT ||
process.env.npm_config_puppeteer_product ||
process.env.npm_package_config_puppeteer_product;
switch (product) {
case 'firefox':
return new FirefoxLauncher(projectRoot, preferredRevision, isPuppeteerCore);
case 'chrome':
default:
if (typeof product !== 'undefined' && product !== 'chrome') {
/* The user gave us an incorrect product name
* we'll default to launching Chrome, but log to the console
* to let the user know (they've probably typoed).
*/
console.warn(`Warning: unknown product name ${product}. Falling back to chrome.`);
}
return new ChromeLauncher(projectRoot, preferredRevision, isPuppeteerCore);
}
}