mirror of
https://github.com/puppeteer/puppeteer
synced 2024-06-14 14:02:48 +00:00
346 lines
10 KiB
TypeScript
346 lines
10 KiB
TypeScript
/**
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* @license
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* Copyright 2023 Google Inc.
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* SPDX-License-Identifier: Apache-2.0
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*/
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import {mkdtemp} from 'fs/promises';
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import os from 'os';
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import path from 'path';
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import {
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computeSystemExecutablePath,
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Browser as SupportedBrowsers,
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ChromeReleaseChannel as BrowsersChromeReleaseChannel,
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} from '@puppeteer/browsers';
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import type {Browser} from '../api/Browser.js';
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import {debugError} from '../common/util.js';
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import {assert} from '../util/assert.js';
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import type {
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BrowserLaunchArgumentOptions,
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ChromeReleaseChannel,
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PuppeteerNodeLaunchOptions,
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} from './LaunchOptions.js';
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import {ProductLauncher, type ResolvedLaunchArgs} from './ProductLauncher.js';
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import type {PuppeteerNode} from './PuppeteerNode.js';
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import {rm} from './util/fs.js';
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/**
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* @internal
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*/
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export class ChromeLauncher extends ProductLauncher {
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constructor(puppeteer: PuppeteerNode) {
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super(puppeteer, 'chrome');
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}
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override launch(options: PuppeteerNodeLaunchOptions = {}): Promise<Browser> {
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const headless = options.headless ?? true;
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if (
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headless === true &&
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this.puppeteer.configuration.logLevel === 'warn' &&
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!Boolean(process.env['PUPPETEER_DISABLE_HEADLESS_WARNING'])
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) {
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console.warn(
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[
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'\x1B[1m\x1B[43m\x1B[30m',
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'Puppeteer old Headless deprecation warning:\x1B[0m\x1B[33m',
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' In the near future `headless: true` will default to the new Headless mode',
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' for Chrome instead of the old Headless implementation. For more',
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' information, please see https://developer.chrome.com/articles/new-headless/.',
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' Consider opting in early by passing `headless: "new"` to `puppeteer.launch()`',
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' If you encounter any bugs, please report them to https://github.com/puppeteer/puppeteer/issues/new/choose.\x1B[0m\n',
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].join('\n ')
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);
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}
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if (
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this.puppeteer.configuration.logLevel === 'warn' &&
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process.platform === 'darwin' &&
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process.arch === 'x64'
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) {
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const cpus = os.cpus();
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if (cpus[0]?.model.includes('Apple')) {
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console.warn(
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[
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'\x1B[1m\x1B[43m\x1B[30m',
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'Degraded performance warning:\x1B[0m\x1B[33m',
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'Launching Chrome on Mac Silicon (arm64) from an x64 Node installation results in',
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'Rosetta translating the Chrome binary, even if Chrome is already arm64. This would',
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'result in huge performance issues. To resolve this, you must run Puppeteer with',
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'a version of Node built for arm64.',
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].join('\n ')
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);
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}
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}
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return super.launch(options);
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}
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/**
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* @internal
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*/
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override async computeLaunchArguments(
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options: PuppeteerNodeLaunchOptions = {}
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): Promise<ResolvedLaunchArgs> {
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const {
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ignoreDefaultArgs = false,
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args = [],
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pipe = false,
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debuggingPort,
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channel,
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executablePath,
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} = options;
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const chromeArguments = [];
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if (!ignoreDefaultArgs) {
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chromeArguments.push(...this.defaultArgs(options));
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} else if (Array.isArray(ignoreDefaultArgs)) {
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chromeArguments.push(
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...this.defaultArgs(options).filter(arg => {
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return !ignoreDefaultArgs.includes(arg);
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})
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);
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} else {
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chromeArguments.push(...args);
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}
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if (
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!chromeArguments.some(argument => {
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return argument.startsWith('--remote-debugging-');
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})
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) {
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if (pipe) {
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assert(
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!debuggingPort,
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'Browser should be launched with either pipe or debugging port - not both.'
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);
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chromeArguments.push('--remote-debugging-pipe');
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} else {
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chromeArguments.push(`--remote-debugging-port=${debuggingPort || 0}`);
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}
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}
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let isTempUserDataDir = false;
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// Check for the user data dir argument, which will always be set even
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// with a custom directory specified via the userDataDir option.
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let userDataDirIndex = chromeArguments.findIndex(arg => {
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return arg.startsWith('--user-data-dir');
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});
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if (userDataDirIndex < 0) {
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isTempUserDataDir = true;
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chromeArguments.push(
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`--user-data-dir=${await mkdtemp(this.getProfilePath())}`
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);
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userDataDirIndex = chromeArguments.length - 1;
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}
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const userDataDir = chromeArguments[userDataDirIndex]!.split('=', 2)[1];
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assert(typeof userDataDir === 'string', '`--user-data-dir` is malformed');
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let chromeExecutable = executablePath;
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if (!chromeExecutable) {
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assert(
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channel || !this.puppeteer._isPuppeteerCore,
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`An \`executablePath\` or \`channel\` must be specified for \`puppeteer-core\``
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);
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chromeExecutable = this.executablePath(channel, options.headless ?? true);
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}
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return {
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executablePath: chromeExecutable,
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args: chromeArguments,
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isTempUserDataDir,
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userDataDir,
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};
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}
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/**
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* @internal
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*/
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override async cleanUserDataDir(
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path: string,
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opts: {isTemp: boolean}
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): Promise<void> {
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if (opts.isTemp) {
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try {
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await rm(path);
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} catch (error) {
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debugError(error);
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throw error;
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}
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}
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}
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override defaultArgs(options: BrowserLaunchArgumentOptions = {}): string[] {
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// See https://github.com/GoogleChrome/chrome-launcher/blob/main/docs/chrome-flags-for-tools.md
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const userDisabledFeatures = getFeatures(
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'--disable-features',
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options.args
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);
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if (options.args && userDisabledFeatures.length > 0) {
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removeMatchingFlags(options.args, '--disable-features');
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}
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// Merge default disabled features with user-provided ones, if any.
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const disabledFeatures = [
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'Translate',
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// AcceptCHFrame disabled because of crbug.com/1348106.
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'AcceptCHFrame',
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'MediaRouter',
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'OptimizationHints',
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// https://crbug.com/1492053
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'ProcessPerSiteUpToMainFrameThreshold',
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...userDisabledFeatures,
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];
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const userEnabledFeatures = getFeatures('--enable-features', options.args);
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if (options.args && userEnabledFeatures.length > 0) {
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removeMatchingFlags(options.args, '--enable-features');
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}
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// Merge default enabled features with user-provided ones, if any.
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const enabledFeatures = [
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'NetworkServiceInProcess2',
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...userEnabledFeatures,
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];
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const chromeArguments = [
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'--allow-pre-commit-input',
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'--disable-background-networking',
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'--disable-background-timer-throttling',
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'--disable-backgrounding-occluded-windows',
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'--disable-breakpad',
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'--disable-client-side-phishing-detection',
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'--disable-component-extensions-with-background-pages',
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'--disable-component-update',
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'--disable-default-apps',
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'--disable-dev-shm-usage',
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'--disable-extensions',
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'--disable-field-trial-config', // https://source.chromium.org/chromium/chromium/src/+/main:testing/variations/README.md
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'--disable-hang-monitor',
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'--disable-infobars',
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'--disable-ipc-flooding-protection',
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'--disable-popup-blocking',
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'--disable-prompt-on-repost',
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'--disable-renderer-backgrounding',
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'--disable-search-engine-choice-screen',
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'--disable-sync',
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'--enable-automation',
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'--export-tagged-pdf',
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'--generate-pdf-document-outline',
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'--force-color-profile=srgb',
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'--metrics-recording-only',
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'--no-first-run',
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'--password-store=basic',
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'--use-mock-keychain',
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`--disable-features=${disabledFeatures.join(',')}`,
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`--enable-features=${enabledFeatures.join(',')}`,
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];
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const {
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devtools = false,
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headless = !devtools,
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args = [],
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userDataDir,
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} = options;
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if (userDataDir) {
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chromeArguments.push(`--user-data-dir=${path.resolve(userDataDir)}`);
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}
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if (devtools) {
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chromeArguments.push('--auto-open-devtools-for-tabs');
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}
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if (headless) {
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chromeArguments.push(
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headless === 'new' ? '--headless=new' : '--headless',
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'--hide-scrollbars',
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'--mute-audio'
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);
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}
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if (
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args.every(arg => {
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return arg.startsWith('-');
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})
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) {
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chromeArguments.push('about:blank');
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}
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chromeArguments.push(...args);
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return chromeArguments;
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}
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override executablePath(
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channel?: ChromeReleaseChannel,
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headless?: boolean | 'new'
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): string {
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if (channel) {
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return computeSystemExecutablePath({
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browser: SupportedBrowsers.CHROME,
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channel: convertPuppeteerChannelToBrowsersChannel(channel),
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});
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} else {
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return this.resolveExecutablePath(headless);
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}
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}
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}
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function convertPuppeteerChannelToBrowsersChannel(
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channel: ChromeReleaseChannel
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): BrowsersChromeReleaseChannel {
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switch (channel) {
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case 'chrome':
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return BrowsersChromeReleaseChannel.STABLE;
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case 'chrome-dev':
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return BrowsersChromeReleaseChannel.DEV;
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case 'chrome-beta':
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return BrowsersChromeReleaseChannel.BETA;
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case 'chrome-canary':
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return BrowsersChromeReleaseChannel.CANARY;
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}
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}
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/**
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* Extracts all features from the given command-line flag
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* (e.g. `--enable-features`, `--enable-features=`).
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*
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* Example input:
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* ["--enable-features=NetworkService,NetworkServiceInProcess", "--enable-features=Foo"]
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*
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* Example output:
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* ["NetworkService", "NetworkServiceInProcess", "Foo"]
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*
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* @internal
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*/
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export function getFeatures(flag: string, options: string[] = []): string[] {
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return options
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.filter(s => {
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return s.startsWith(flag.endsWith('=') ? flag : `${flag}=`);
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})
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.map(s => {
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return s.split(new RegExp(`${flag}=\\s*`))[1]?.trim();
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})
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.filter(s => {
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return s;
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}) as string[];
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}
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/**
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* Removes all elements in-place from the given string array
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* that match the given command-line flag.
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*
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* @internal
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*/
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export function removeMatchingFlags(array: string[], flag: string): string[] {
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const regex = new RegExp(`^${flag}=.*`);
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let i = 0;
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while (i < array.length) {
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if (regex.test(array[i]!)) {
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array.splice(i, 1);
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} else {
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i++;
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}
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}
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return array;
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}
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