2758 lines
84 KiB
TypeScript
2758 lines
84 KiB
TypeScript
import {
|
||
chromium,
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firefox,
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webkit,
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devices,
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type Browser,
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type BrowserContext,
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type Page,
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type Frame,
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type Dialog,
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type Request,
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type Route,
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type Locator,
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type CDPSession,
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type Video,
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} from 'playwright-core';
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import path from 'node:path';
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import os from 'node:os';
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import { existsSync, mkdirSync, rmSync, readFileSync } from 'node:fs';
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import { writeFile, mkdir } from 'node:fs/promises';
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import type { LaunchCommand, TraceEvent } from './types.js';
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import { type RefMap, type EnhancedSnapshot, getEnhancedSnapshot, parseRef } from './snapshot.js';
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import { safeHeaderMerge } from './state-utils.js';
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import {
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getEncryptionKey,
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isEncryptedPayload,
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decryptData,
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ENCRYPTION_KEY_ENV,
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} from './state-utils.js';
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import {
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STEALTH_CHROMIUM_ARGS,
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applyStealthScripts,
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type StealthScriptOptions,
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} from './stealth.js';
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/**
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* Returns the default Playwright timeout in milliseconds for standard operations.
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* Can be overridden via the AGENT_BROWSER_DEFAULT_TIMEOUT environment variable.
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* Default is 25s, which is below the CLI's 30s IPC read timeout to ensure
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* Playwright errors are returned before the CLI gives up with EAGAIN.
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* CDP and recording contexts use a shorter fixed timeout (10s) and are not affected.
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*/
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export function getDefaultTimeout(): number {
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const envValue = process.env.AGENT_BROWSER_DEFAULT_TIMEOUT;
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if (envValue) {
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const parsed = parseInt(envValue, 10);
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if (!isNaN(parsed) && parsed >= 1000) {
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return parsed;
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}
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}
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return 25000;
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}
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// Screencast frame data from CDP
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export interface ScreencastFrame {
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data: string; // base64 encoded image
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metadata: {
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offsetTop: number;
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pageScaleFactor: number;
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deviceWidth: number;
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deviceHeight: number;
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scrollOffsetX: number;
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scrollOffsetY: number;
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timestamp?: number;
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};
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sessionId: number;
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}
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// Screencast options
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export interface ScreencastOptions {
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format?: 'jpeg' | 'png';
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quality?: number; // 0-100, only for jpeg
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maxWidth?: number;
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maxHeight?: number;
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everyNthFrame?: number;
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}
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interface TrackedRequest {
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url: string;
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method: string;
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headers: Record<string, string>;
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timestamp: number;
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resourceType: string;
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}
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interface ConsoleMessage {
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type: string;
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text: string;
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timestamp: number;
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}
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interface PageError {
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message: string;
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timestamp: number;
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}
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type BrowserType = NonNullable<LaunchCommand['browser']>;
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type StealthConnectionKind =
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| 'local'
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| 'cdp'
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| 'provider-browserbase'
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| 'provider-browseruse'
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| 'provider-kernel';
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interface StealthPolicy {
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enabled: boolean;
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connectionKind: StealthConnectionKind;
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applyChromiumArgs: boolean;
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applyInitScripts: boolean;
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providerManaged: boolean;
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capabilities: string[];
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}
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export interface StealthStatus {
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enabled: boolean;
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connectionKind: StealthConnectionKind;
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capabilities: string[];
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providerManaged: boolean;
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}
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interface StealthContextDefaults {
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locale?: string;
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timezoneId?: string;
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extraHTTPHeaders?: Record<string, string>;
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}
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/**
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* Manages the Playwright browser lifecycle with multiple tabs/windows
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*/
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export class BrowserManager {
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private browser: Browser | null = null;
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private cdpEndpoint: string | null = null; // stores port number or full URL
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private isPersistentContext: boolean = false;
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private browserbaseSessionId: string | null = null;
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private browserbaseApiKey: string | null = null;
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private browserUseSessionId: string | null = null;
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private browserUseApiKey: string | null = null;
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private kernelSessionId: string | null = null;
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private kernelApiKey: string | null = null;
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private contexts: BrowserContext[] = [];
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private pages: Page[] = [];
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private activePageIndex: number = 0;
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private activeFrame: Frame | null = null;
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private dialogHandler: ((dialog: Dialog) => Promise<void>) | null = null;
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private trackedRequests: TrackedRequest[] = [];
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private routes: Map<string, (route: Route) => Promise<void>> = new Map();
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private consoleMessages: ConsoleMessage[] = [];
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private pageErrors: PageError[] = [];
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private isRecordingHar: boolean = false;
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private refMap: RefMap = {};
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private lastSnapshot: string = '';
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private scopedHeaderRoutes: Map<string, (route: Route) => Promise<void>> = new Map();
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private colorScheme: 'light' | 'dark' | 'no-preference' | null = null;
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private stealthEnabled: boolean = false;
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private stealthConnectionKind: StealthConnectionKind = 'local';
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private contextLocale: string | undefined = undefined;
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private contextTimezoneId: string | undefined = undefined;
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private contextHeaders: Record<string, string> | undefined = undefined;
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private contextUserAgent: string | undefined = undefined;
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/**
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* Set the persistent color scheme preference.
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* Applied automatically to all new pages and contexts.
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*/
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setColorScheme(scheme: 'light' | 'dark' | 'no-preference' | null): void {
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this.colorScheme = scheme;
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}
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/**
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* Centralized stealth policy so launch mode semantics stay consistent.
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* Local Chromium gets args + init scripts; CDP/providers get init scripts only.
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*/
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private getStealthPolicy(browserType: BrowserType = 'chromium'): StealthPolicy {
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if (!this.stealthEnabled) {
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return {
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enabled: false,
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connectionKind: this.stealthConnectionKind,
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applyChromiumArgs: false,
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applyInitScripts: false,
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providerManaged: false,
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capabilities: [],
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};
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}
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const applyChromiumArgs = this.stealthConnectionKind === 'local' && browserType === 'chromium';
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const applyInitScripts = true;
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const providerManaged = this.stealthConnectionKind === 'provider-kernel';
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const capabilities: string[] = [];
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if (applyChromiumArgs) {
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capabilities.push('chromium-launch-args');
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}
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if (applyInitScripts) {
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capabilities.push('context-init-scripts');
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}
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if (providerManaged) {
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capabilities.push('provider-managed-stealth');
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}
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return {
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enabled: true,
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connectionKind: this.stealthConnectionKind,
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applyChromiumArgs,
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applyInitScripts,
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providerManaged,
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capabilities,
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};
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}
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private logStealthPolicy(phase: string, browserType: BrowserType = 'chromium'): void {
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if (process.env.AGENT_BROWSER_DEBUG !== '1') return;
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const policy = this.getStealthPolicy(browserType);
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const capabilities = policy.capabilities.length > 0 ? policy.capabilities.join(', ') : 'none';
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console.error(
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`[DEBUG] Stealth ${phase}: enabled=${policy.enabled} connection=${policy.connectionKind} capabilities=${capabilities}`
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);
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}
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getStealthStatus(browserType: BrowserType = 'chromium'): StealthStatus {
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const policy = this.getStealthPolicy(browserType);
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return {
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enabled: policy.enabled,
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connectionKind: policy.connectionKind,
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capabilities: policy.capabilities,
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providerManaged: policy.providerManaged,
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};
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}
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private normalizeLocaleTag(locale?: string): string | undefined {
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if (!locale) return undefined;
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const cleaned = locale.trim().split(',')[0]?.split(';')[0]?.replace(/_/g, '-');
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if (!cleaned) return undefined;
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try {
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return new Intl.Locale(cleaned).toString();
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} catch {
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return undefined;
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}
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}
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private buildAcceptLanguageHeader(locale: string): string {
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const baseLanguage = locale.split('-')[0];
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if (!baseLanguage || baseLanguage === locale) {
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return `${locale};q=0.9`;
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}
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return `${locale},${baseLanguage};q=0.9`;
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}
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private getHeaderValue(
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headers: Record<string, string> | undefined,
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name: string
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): string | undefined {
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if (!headers) return undefined;
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const target = name.toLowerCase();
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for (const [key, value] of Object.entries(headers)) {
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if (key.toLowerCase() === target) return value;
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}
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return undefined;
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}
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private resolveStealthLocale(headers?: Record<string, string>): string {
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const headerLocale = this.getHeaderValue(headers, 'accept-language');
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const normalizedHeaderLocale = this.normalizeLocaleTag(headerLocale);
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if (normalizedHeaderLocale) return normalizedHeaderLocale;
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const candidates = [
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process.env.AGENT_BROWSER_LOCALE,
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process.env.LC_ALL,
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process.env.LC_MESSAGES,
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process.env.LANG,
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Intl.DateTimeFormat().resolvedOptions().locale,
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];
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for (const candidate of candidates) {
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const normalized = this.normalizeLocaleTag(candidate);
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if (normalized) return normalized;
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}
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return 'en-US';
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}
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private resolveStealthTimezoneId(): string | undefined {
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const candidates = [
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process.env.AGENT_BROWSER_TIMEZONE,
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process.env.TZ,
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Intl.DateTimeFormat().resolvedOptions().timeZone,
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];
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for (const value of candidates) {
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const timezone = value?.trim();
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if (!timezone) continue;
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if (timezone === 'UTC' || timezone.includes('/')) return timezone;
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}
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return undefined;
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}
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private buildStealthContextDefaults(
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policy: StealthPolicy,
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headers?: Record<string, string>
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): StealthContextDefaults {
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if (!policy.enabled) {
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return { extraHTTPHeaders: headers };
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}
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const locale = this.resolveStealthLocale(headers);
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const timezoneId = this.resolveStealthTimezoneId();
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const hasAcceptLanguage = this.getHeaderValue(headers, 'accept-language') !== undefined;
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const extraHTTPHeaders = hasAcceptLanguage
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? headers
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: {
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...(headers ?? {}),
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'Accept-Language': this.buildAcceptLanguageHeader(locale),
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};
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return {
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locale,
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timezoneId,
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extraHTTPHeaders,
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};
|
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}
|
||
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private extractChromiumVersion(versionText: string): string | undefined {
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const match = versionText.match(/(\d+\.\d+\.\d+\.\d+)/);
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return match?.[1];
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}
|
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private buildStealthChromiumUserAgent(chromeVersion: string): string {
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const platform = os.platform();
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let osToken = 'X11; Linux x86_64';
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if (platform === 'darwin') {
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osToken = 'Macintosh; Intel Mac OS X 10_15_7';
|
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} else if (platform === 'win32') {
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osToken = 'Windows NT 10.0; Win64; x64';
|
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}
|
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return (
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`Mozilla/5.0 (${osToken}) AppleWebKit/537.36 ` +
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`(KHTML, like Gecko) Chrome/${chromeVersion} Safari/537.36`
|
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);
|
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}
|
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|
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private getStealthUserAgentVersionHint(): string | undefined {
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const deviceUA = devices['Desktop Chrome']?.userAgent;
|
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if (!deviceUA) return undefined;
|
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return this.extractChromiumVersion(deviceUA);
|
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}
|
||
|
||
/**
|
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* Apply context init-script stealth patches when policy allows.
|
||
*/
|
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private async applyStealthIfEnabled(
|
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context: BrowserContext,
|
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options: StealthScriptOptions = {}
|
||
): Promise<void> {
|
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const policy = this.getStealthPolicy();
|
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if (!policy.applyInitScripts) return;
|
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await applyStealthScripts(context, options);
|
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this.logStealthPolicy('init-script applied');
|
||
}
|
||
|
||
// CDP session for screencast and input injection
|
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private cdpSession: CDPSession | null = null;
|
||
private screencastActive: boolean = false;
|
||
private screencastSessionId: number = 0;
|
||
private frameCallback: ((frame: ScreencastFrame) => void) | null = null;
|
||
private screencastFrameHandler: ((params: any) => void) | null = null;
|
||
|
||
// Video recording (Playwright native)
|
||
private recordingContext: BrowserContext | null = null;
|
||
private recordingPage: Page | null = null;
|
||
private recordingOutputPath: string = '';
|
||
private recordingTempDir: string = '';
|
||
private launchWarnings: string[] = [];
|
||
|
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/**
|
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* Get and clear launch warnings (e.g., decryption failures)
|
||
*/
|
||
getAndClearWarnings(): string[] {
|
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const warnings = this.launchWarnings;
|
||
this.launchWarnings = [];
|
||
return warnings;
|
||
}
|
||
|
||
// CDP profiling state
|
||
private static readonly MAX_PROFILE_EVENTS = 5_000_000;
|
||
private profilingActive: boolean = false;
|
||
private profileChunks: TraceEvent[] = [];
|
||
private profileEventsDropped: boolean = false;
|
||
private profileCompleteResolver: (() => void) | null = null;
|
||
private profileDataHandler: ((params: { value?: TraceEvent[] }) => void) | null = null;
|
||
private profileCompleteHandler: (() => void) | null = null;
|
||
|
||
/**
|
||
* Check if browser is launched
|
||
*/
|
||
isLaunched(): boolean {
|
||
return this.browser !== null || this.isPersistentContext;
|
||
}
|
||
|
||
/**
|
||
* Get enhanced snapshot with refs and cache the ref map
|
||
*/
|
||
async getSnapshot(options?: {
|
||
interactive?: boolean;
|
||
cursor?: boolean;
|
||
maxDepth?: number;
|
||
compact?: boolean;
|
||
selector?: string;
|
||
}): Promise<EnhancedSnapshot> {
|
||
const page = this.getPage();
|
||
const snapshot = await getEnhancedSnapshot(page, options);
|
||
this.refMap = snapshot.refs;
|
||
this.lastSnapshot = snapshot.tree;
|
||
return snapshot;
|
||
}
|
||
|
||
/**
|
||
* Get the last snapshot tree text (empty string if no snapshot has been taken)
|
||
*/
|
||
getLastSnapshot(): string {
|
||
return this.lastSnapshot;
|
||
}
|
||
|
||
/**
|
||
* Update the stored snapshot (used by diff to keep the baseline current)
|
||
*/
|
||
setLastSnapshot(snapshot: string): void {
|
||
this.lastSnapshot = snapshot;
|
||
}
|
||
|
||
/**
|
||
* Get the cached ref map from last snapshot
|
||
*/
|
||
getRefMap(): RefMap {
|
||
return this.refMap;
|
||
}
|
||
|
||
/**
|
||
* Get a locator from a ref (e.g., "e1", "@e1", "ref=e1")
|
||
* Returns null if ref doesn't exist or is invalid
|
||
*/
|
||
getLocatorFromRef(refArg: string): Locator | null {
|
||
const ref = parseRef(refArg);
|
||
if (!ref) return null;
|
||
|
||
const refData = this.refMap[ref];
|
||
if (!refData) return null;
|
||
|
||
const page = this.getPage();
|
||
|
||
// Check if this is a cursor-interactive element (uses CSS selector, not ARIA role)
|
||
// These have pseudo-roles 'clickable' or 'focusable' and a CSS selector
|
||
if (refData.role === 'clickable' || refData.role === 'focusable') {
|
||
// The selector is a CSS selector, use it directly
|
||
return page.locator(refData.selector);
|
||
}
|
||
|
||
// Build locator with exact: true to avoid substring matches
|
||
let locator: Locator;
|
||
if (refData.name) {
|
||
locator = page.getByRole(refData.role as any, { name: refData.name, exact: true });
|
||
} else {
|
||
locator = page.getByRole(refData.role as any);
|
||
}
|
||
|
||
// If an nth index is stored (for disambiguation), use it
|
||
if (refData.nth !== undefined) {
|
||
locator = locator.nth(refData.nth);
|
||
}
|
||
|
||
return locator;
|
||
}
|
||
|
||
/**
|
||
* Check if a selector looks like a ref
|
||
*/
|
||
isRef(selector: string): boolean {
|
||
return parseRef(selector) !== null;
|
||
}
|
||
|
||
/**
|
||
* Get locator - supports both refs and regular selectors
|
||
*/
|
||
getLocator(selectorOrRef: string): Locator {
|
||
// Check if it's a ref first
|
||
const locator = this.getLocatorFromRef(selectorOrRef);
|
||
if (locator) return locator;
|
||
|
||
// Otherwise treat as regular selector
|
||
const page = this.getPage();
|
||
return page.locator(selectorOrRef);
|
||
}
|
||
|
||
/**
|
||
* Check if the browser has any usable pages
|
||
*/
|
||
hasPages(): boolean {
|
||
return this.pages.length > 0;
|
||
}
|
||
|
||
/**
|
||
* Ensure at least one page exists. If the browser is launched but all pages
|
||
* were closed (stale session), creates a new page on the existing context.
|
||
* No-op if pages already exist.
|
||
*/
|
||
async ensurePage(): Promise<void> {
|
||
if (this.pages.length > 0) return;
|
||
if (!this.browser && !this.isPersistentContext) return;
|
||
|
||
// Use the last existing context, or create a new one
|
||
let context: BrowserContext;
|
||
if (this.contexts.length > 0) {
|
||
context = this.contexts[this.contexts.length - 1];
|
||
} else if (this.browser) {
|
||
context = await this.browser.newContext({
|
||
...(this.contextHeaders && { extraHTTPHeaders: this.contextHeaders }),
|
||
...(this.contextUserAgent && { userAgent: this.contextUserAgent }),
|
||
...(this.contextLocale && { locale: this.contextLocale }),
|
||
...(this.contextTimezoneId && { timezoneId: this.contextTimezoneId }),
|
||
...(this.colorScheme && { colorScheme: this.colorScheme }),
|
||
});
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
context.setDefaultTimeout(getDefaultTimeout());
|
||
this.contexts.push(context);
|
||
this.setupContextTracking(context);
|
||
} else {
|
||
return;
|
||
}
|
||
|
||
const page = await context.newPage();
|
||
if (!this.pages.includes(page)) {
|
||
this.pages.push(page);
|
||
this.setupPageTracking(page);
|
||
}
|
||
this.activePageIndex = this.pages.length - 1;
|
||
}
|
||
|
||
/**
|
||
* Get the current active page, throws if not launched
|
||
*/
|
||
getPage(): Page {
|
||
if (this.pages.length === 0) {
|
||
throw new Error('Browser not launched. Call launch first.');
|
||
}
|
||
return this.pages[this.activePageIndex];
|
||
}
|
||
|
||
/**
|
||
* Get the current frame (or page's main frame if no frame is selected)
|
||
*/
|
||
getFrame(): Frame {
|
||
if (this.activeFrame) {
|
||
return this.activeFrame;
|
||
}
|
||
return this.getPage().mainFrame();
|
||
}
|
||
|
||
/**
|
||
* Switch to a frame by selector, name, or URL
|
||
*/
|
||
async switchToFrame(options: { selector?: string; name?: string; url?: string }): Promise<void> {
|
||
const page = this.getPage();
|
||
|
||
if (options.selector) {
|
||
const frameElement = await page.$(options.selector);
|
||
if (!frameElement) {
|
||
throw new Error(`Frame not found: ${options.selector}`);
|
||
}
|
||
const frame = await frameElement.contentFrame();
|
||
if (!frame) {
|
||
throw new Error(`Element is not a frame: ${options.selector}`);
|
||
}
|
||
this.activeFrame = frame;
|
||
} else if (options.name) {
|
||
const frame = page.frame({ name: options.name });
|
||
if (!frame) {
|
||
throw new Error(`Frame not found with name: ${options.name}`);
|
||
}
|
||
this.activeFrame = frame;
|
||
} else if (options.url) {
|
||
const frame = page.frame({ url: options.url });
|
||
if (!frame) {
|
||
throw new Error(`Frame not found with URL: ${options.url}`);
|
||
}
|
||
this.activeFrame = frame;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Switch back to main frame
|
||
*/
|
||
switchToMainFrame(): void {
|
||
this.activeFrame = null;
|
||
}
|
||
|
||
/**
|
||
* Set up dialog handler
|
||
*/
|
||
setDialogHandler(response: 'accept' | 'dismiss', promptText?: string): void {
|
||
const page = this.getPage();
|
||
|
||
// Remove existing handler if any
|
||
if (this.dialogHandler) {
|
||
page.removeListener('dialog', this.dialogHandler);
|
||
}
|
||
|
||
this.dialogHandler = async (dialog: Dialog) => {
|
||
if (response === 'accept') {
|
||
await dialog.accept(promptText);
|
||
} else {
|
||
await dialog.dismiss();
|
||
}
|
||
};
|
||
|
||
page.on('dialog', this.dialogHandler);
|
||
}
|
||
|
||
/**
|
||
* Clear dialog handler
|
||
*/
|
||
clearDialogHandler(): void {
|
||
if (this.dialogHandler) {
|
||
const page = this.getPage();
|
||
page.removeListener('dialog', this.dialogHandler);
|
||
this.dialogHandler = null;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Start tracking requests
|
||
*/
|
||
startRequestTracking(): void {
|
||
const page = this.getPage();
|
||
page.on('request', (request: Request) => {
|
||
this.trackedRequests.push({
|
||
url: request.url(),
|
||
method: request.method(),
|
||
headers: request.headers(),
|
||
timestamp: Date.now(),
|
||
resourceType: request.resourceType(),
|
||
});
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Get tracked requests
|
||
*/
|
||
getRequests(filter?: string): TrackedRequest[] {
|
||
if (filter) {
|
||
return this.trackedRequests.filter((r) => r.url.includes(filter));
|
||
}
|
||
return this.trackedRequests;
|
||
}
|
||
|
||
/**
|
||
* Clear tracked requests
|
||
*/
|
||
clearRequests(): void {
|
||
this.trackedRequests = [];
|
||
}
|
||
|
||
/**
|
||
* Add a route to intercept requests
|
||
*/
|
||
async addRoute(
|
||
url: string,
|
||
options: {
|
||
response?: {
|
||
status?: number;
|
||
body?: string;
|
||
contentType?: string;
|
||
headers?: Record<string, string>;
|
||
};
|
||
abort?: boolean;
|
||
}
|
||
): Promise<void> {
|
||
const page = this.getPage();
|
||
|
||
const handler = async (route: Route) => {
|
||
if (options.abort) {
|
||
await route.abort();
|
||
} else if (options.response) {
|
||
await route.fulfill({
|
||
status: options.response.status ?? 200,
|
||
body: options.response.body ?? '',
|
||
contentType: options.response.contentType ?? 'text/plain',
|
||
headers: options.response.headers,
|
||
});
|
||
} else {
|
||
await route.continue();
|
||
}
|
||
};
|
||
|
||
this.routes.set(url, handler);
|
||
await page.route(url, handler);
|
||
}
|
||
|
||
/**
|
||
* Remove a route
|
||
*/
|
||
async removeRoute(url?: string): Promise<void> {
|
||
const page = this.getPage();
|
||
|
||
if (url) {
|
||
const handler = this.routes.get(url);
|
||
if (handler) {
|
||
await page.unroute(url, handler);
|
||
this.routes.delete(url);
|
||
}
|
||
} else {
|
||
// Remove all routes
|
||
for (const [routeUrl, handler] of this.routes) {
|
||
await page.unroute(routeUrl, handler);
|
||
}
|
||
this.routes.clear();
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Set geolocation
|
||
*/
|
||
async setGeolocation(latitude: number, longitude: number, accuracy?: number): Promise<void> {
|
||
const context = this.contexts[0];
|
||
if (context) {
|
||
await context.setGeolocation({ latitude, longitude, accuracy });
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Set permissions
|
||
*/
|
||
async setPermissions(permissions: string[], grant: boolean): Promise<void> {
|
||
const context = this.contexts[0];
|
||
if (context) {
|
||
if (grant) {
|
||
await context.grantPermissions(permissions);
|
||
} else {
|
||
await context.clearPermissions();
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Set viewport
|
||
*/
|
||
async setViewport(width: number, height: number): Promise<void> {
|
||
const page = this.getPage();
|
||
await page.setViewportSize({ width, height });
|
||
}
|
||
|
||
/**
|
||
* Set device scale factor (devicePixelRatio) via CDP
|
||
* This sets window.devicePixelRatio which affects how the page renders and responds to media queries
|
||
*
|
||
* Note: When using CDP to set deviceScaleFactor, screenshots will be at logical pixel dimensions
|
||
* (viewport size), not physical pixel dimensions (viewport × scale). This is a Playwright limitation
|
||
* when using CDP emulation on existing contexts. For true HiDPI screenshots with physical pixels,
|
||
* deviceScaleFactor must be set at context creation time.
|
||
*
|
||
* Must be called after setViewport to work correctly
|
||
*/
|
||
async setDeviceScaleFactor(
|
||
deviceScaleFactor: number,
|
||
width: number,
|
||
height: number,
|
||
mobile: boolean = false
|
||
): Promise<void> {
|
||
const cdp = await this.getCDPSession();
|
||
await cdp.send('Emulation.setDeviceMetricsOverride', {
|
||
width,
|
||
height,
|
||
deviceScaleFactor,
|
||
mobile,
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Clear device metrics override to restore default devicePixelRatio
|
||
*/
|
||
async clearDeviceMetricsOverride(): Promise<void> {
|
||
const cdp = await this.getCDPSession();
|
||
await cdp.send('Emulation.clearDeviceMetricsOverride');
|
||
}
|
||
|
||
/**
|
||
* Get device descriptor
|
||
*/
|
||
getDevice(deviceName: string): (typeof devices)[keyof typeof devices] | undefined {
|
||
return devices[deviceName as keyof typeof devices];
|
||
}
|
||
|
||
/**
|
||
* List available devices
|
||
*/
|
||
listDevices(): string[] {
|
||
return Object.keys(devices);
|
||
}
|
||
|
||
/**
|
||
* Start console message tracking
|
||
*/
|
||
startConsoleTracking(): void {
|
||
const page = this.getPage();
|
||
page.on('console', (msg) => {
|
||
this.consoleMessages.push({
|
||
type: msg.type(),
|
||
text: msg.text(),
|
||
timestamp: Date.now(),
|
||
});
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Get console messages
|
||
*/
|
||
getConsoleMessages(): ConsoleMessage[] {
|
||
return this.consoleMessages;
|
||
}
|
||
|
||
/**
|
||
* Clear console messages
|
||
*/
|
||
clearConsoleMessages(): void {
|
||
this.consoleMessages = [];
|
||
}
|
||
|
||
/**
|
||
* Start error tracking
|
||
*/
|
||
startErrorTracking(): void {
|
||
const page = this.getPage();
|
||
page.on('pageerror', (error) => {
|
||
this.pageErrors.push({
|
||
message: error.message,
|
||
timestamp: Date.now(),
|
||
});
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Get page errors
|
||
*/
|
||
getPageErrors(): PageError[] {
|
||
return this.pageErrors;
|
||
}
|
||
|
||
/**
|
||
* Clear page errors
|
||
*/
|
||
clearPageErrors(): void {
|
||
this.pageErrors = [];
|
||
}
|
||
|
||
/**
|
||
* Start HAR recording
|
||
*/
|
||
async startHarRecording(): Promise<void> {
|
||
// HAR is started at context level, flag for tracking
|
||
this.isRecordingHar = true;
|
||
}
|
||
|
||
/**
|
||
* Check if HAR recording
|
||
*/
|
||
isHarRecording(): boolean {
|
||
return this.isRecordingHar;
|
||
}
|
||
|
||
/**
|
||
* Set offline mode
|
||
*/
|
||
async setOffline(offline: boolean): Promise<void> {
|
||
const context = this.contexts[0];
|
||
if (context) {
|
||
await context.setOffline(offline);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Set extra HTTP headers (global - all requests)
|
||
*/
|
||
async setExtraHeaders(headers: Record<string, string>): Promise<void> {
|
||
const context = this.contexts[0];
|
||
if (context) {
|
||
await context.setExtraHTTPHeaders(headers);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Set scoped HTTP headers (only for requests matching the origin)
|
||
* Uses route interception to add headers only to matching requests
|
||
*/
|
||
async setScopedHeaders(origin: string, headers: Record<string, string>): Promise<void> {
|
||
const page = this.getPage();
|
||
|
||
// Build URL pattern from origin (e.g., "api.example.com" -> "**://api.example.com/**")
|
||
// Handle both full URLs and just hostnames
|
||
let urlPattern: string;
|
||
try {
|
||
const url = new URL(origin.startsWith('http') ? origin : `https://${origin}`);
|
||
// Match any protocol, the host, and any path
|
||
urlPattern = `**://${url.host}/**`;
|
||
} catch {
|
||
// If parsing fails, treat as hostname pattern
|
||
urlPattern = `**://${origin}/**`;
|
||
}
|
||
|
||
// Remove existing route for this origin if any
|
||
const existingHandler = this.scopedHeaderRoutes.get(urlPattern);
|
||
if (existingHandler) {
|
||
await page.unroute(urlPattern, existingHandler);
|
||
}
|
||
|
||
// Create handler that adds headers to matching requests
|
||
const handler = async (route: Route) => {
|
||
const requestHeaders = route.request().headers();
|
||
await route.continue({
|
||
headers: safeHeaderMerge(requestHeaders, headers),
|
||
});
|
||
};
|
||
|
||
// Store and register the route
|
||
this.scopedHeaderRoutes.set(urlPattern, handler);
|
||
await page.route(urlPattern, handler);
|
||
}
|
||
|
||
/**
|
||
* Clear scoped headers for an origin (or all if no origin specified)
|
||
*/
|
||
async clearScopedHeaders(origin?: string): Promise<void> {
|
||
const page = this.getPage();
|
||
|
||
if (origin) {
|
||
let urlPattern: string;
|
||
try {
|
||
const url = new URL(origin.startsWith('http') ? origin : `https://${origin}`);
|
||
urlPattern = `**://${url.host}/**`;
|
||
} catch {
|
||
urlPattern = `**://${origin}/**`;
|
||
}
|
||
|
||
const handler = this.scopedHeaderRoutes.get(urlPattern);
|
||
if (handler) {
|
||
await page.unroute(urlPattern, handler);
|
||
this.scopedHeaderRoutes.delete(urlPattern);
|
||
}
|
||
} else {
|
||
// Clear all scoped header routes
|
||
for (const [pattern, handler] of this.scopedHeaderRoutes) {
|
||
await page.unroute(pattern, handler);
|
||
}
|
||
this.scopedHeaderRoutes.clear();
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Start tracing
|
||
*/
|
||
async startTracing(options: { screenshots?: boolean; snapshots?: boolean }): Promise<void> {
|
||
const context = this.contexts[0];
|
||
if (context) {
|
||
await context.tracing.start({
|
||
screenshots: options.screenshots ?? true,
|
||
snapshots: options.snapshots ?? true,
|
||
});
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Stop tracing and save
|
||
*/
|
||
async stopTracing(path?: string): Promise<void> {
|
||
const context = this.contexts[0];
|
||
if (context) {
|
||
await context.tracing.stop(path ? { path } : undefined);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Get the current browser context (first context)
|
||
*/
|
||
getContext(): BrowserContext | null {
|
||
return this.contexts[0] ?? null;
|
||
}
|
||
|
||
/**
|
||
* Save storage state (cookies, localStorage, etc.)
|
||
*/
|
||
async saveStorageState(path: string): Promise<void> {
|
||
const context = this.contexts[0];
|
||
if (context) {
|
||
await context.storageState({ path });
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Get all pages
|
||
*/
|
||
getPages(): Page[] {
|
||
return this.pages;
|
||
}
|
||
|
||
/**
|
||
* Get current page index
|
||
*/
|
||
getActiveIndex(): number {
|
||
return this.activePageIndex;
|
||
}
|
||
|
||
/**
|
||
* Get the current browser instance
|
||
*/
|
||
getBrowser(): Browser | null {
|
||
return this.browser;
|
||
}
|
||
|
||
/**
|
||
* Check if an existing CDP connection is still alive
|
||
* by verifying we can access browser contexts and that at least one has pages
|
||
*/
|
||
private isCdpConnectionAlive(): boolean {
|
||
if (!this.browser) return false;
|
||
try {
|
||
const contexts = this.browser.contexts();
|
||
if (contexts.length === 0) return false;
|
||
return contexts.some((context) => context.pages().length > 0);
|
||
} catch {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Check if CDP connection needs to be re-established
|
||
*/
|
||
private needsCdpReconnect(cdpEndpoint: string): boolean {
|
||
if (!this.browser?.isConnected()) return true;
|
||
if (this.cdpEndpoint !== cdpEndpoint) return true;
|
||
if (!this.isCdpConnectionAlive()) return true;
|
||
return false;
|
||
}
|
||
|
||
/**
|
||
* Close a Browserbase session via API
|
||
*/
|
||
private async closeBrowserbaseSession(sessionId: string, apiKey: string): Promise<void> {
|
||
await fetch(`https://api.browserbase.com/v1/sessions/${sessionId}`, {
|
||
method: 'DELETE',
|
||
headers: {
|
||
'X-BB-API-Key': apiKey,
|
||
},
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Close a Browser Use session via API
|
||
*/
|
||
private async closeBrowserUseSession(sessionId: string, apiKey: string): Promise<void> {
|
||
const response = await fetch(`https://api.browser-use.com/api/v2/browsers/${sessionId}`, {
|
||
method: 'PATCH',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'X-Browser-Use-API-Key': apiKey,
|
||
},
|
||
body: JSON.stringify({ action: 'stop' }),
|
||
});
|
||
|
||
if (!response.ok) {
|
||
throw new Error(`Failed to close Browser Use session: ${response.statusText}`);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Close a Kernel session via API
|
||
*/
|
||
private async closeKernelSession(sessionId: string, apiKey: string): Promise<void> {
|
||
const response = await fetch(`https://api.onkernel.com/browsers/${sessionId}`, {
|
||
method: 'DELETE',
|
||
headers: {
|
||
Authorization: `Bearer ${apiKey}`,
|
||
},
|
||
});
|
||
|
||
if (!response.ok) {
|
||
throw new Error(`Failed to close Kernel session: ${response.statusText}`);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Connect to Browserbase remote browser via CDP.
|
||
* Requires BROWSERBASE_API_KEY and BROWSERBASE_PROJECT_ID environment variables.
|
||
*/
|
||
private async connectToBrowserbase(): Promise<void> {
|
||
this.stealthConnectionKind = 'provider-browserbase';
|
||
const browserbaseApiKey = process.env.BROWSERBASE_API_KEY;
|
||
const browserbaseProjectId = process.env.BROWSERBASE_PROJECT_ID;
|
||
|
||
if (!browserbaseApiKey || !browserbaseProjectId) {
|
||
throw new Error(
|
||
'BROWSERBASE_API_KEY and BROWSERBASE_PROJECT_ID are required when using browserbase as a provider'
|
||
);
|
||
}
|
||
|
||
const response = await fetch('https://api.browserbase.com/v1/sessions', {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'X-BB-API-Key': browserbaseApiKey,
|
||
},
|
||
body: JSON.stringify({
|
||
projectId: browserbaseProjectId,
|
||
}),
|
||
});
|
||
|
||
if (!response.ok) {
|
||
throw new Error(`Failed to create Browserbase session: ${response.statusText}`);
|
||
}
|
||
|
||
const session = (await response.json()) as { id: string; connectUrl: string };
|
||
|
||
const browser = await chromium.connectOverCDP(session.connectUrl).catch(() => {
|
||
throw new Error('Failed to connect to Browserbase session via CDP');
|
||
});
|
||
|
||
try {
|
||
const contexts = browser.contexts();
|
||
if (contexts.length === 0) {
|
||
throw new Error('No browser context found in Browserbase session');
|
||
}
|
||
|
||
const context = contexts[0];
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
const pages = context.pages();
|
||
const page = pages[0] ?? (await context.newPage());
|
||
|
||
this.browserbaseSessionId = session.id;
|
||
this.browserbaseApiKey = browserbaseApiKey;
|
||
this.browser = browser;
|
||
context.setDefaultTimeout(10000);
|
||
this.contexts.push(context);
|
||
this.setupContextTracking(context);
|
||
this.pages.push(page);
|
||
this.activePageIndex = 0;
|
||
this.setupPageTracking(page);
|
||
} catch (error) {
|
||
await this.closeBrowserbaseSession(session.id, browserbaseApiKey).catch((sessionError) => {
|
||
console.error('Failed to close Browserbase session during cleanup:', sessionError);
|
||
});
|
||
throw error;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Find or create a Kernel profile by name.
|
||
* Returns the profile object if successful.
|
||
*/
|
||
private async findOrCreateKernelProfile(
|
||
profileName: string,
|
||
apiKey: string
|
||
): Promise<{ name: string }> {
|
||
// First, try to get the existing profile
|
||
const getResponse = await fetch(
|
||
`https://api.onkernel.com/profiles/${encodeURIComponent(profileName)}`,
|
||
{
|
||
method: 'GET',
|
||
headers: {
|
||
Authorization: `Bearer ${apiKey}`,
|
||
},
|
||
}
|
||
);
|
||
|
||
if (getResponse.ok) {
|
||
// Profile exists, return it
|
||
return { name: profileName };
|
||
}
|
||
|
||
if (getResponse.status !== 404) {
|
||
throw new Error(`Failed to check Kernel profile: ${getResponse.statusText}`);
|
||
}
|
||
|
||
// Profile doesn't exist, create it
|
||
const createResponse = await fetch('https://api.onkernel.com/profiles', {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
Authorization: `Bearer ${apiKey}`,
|
||
},
|
||
body: JSON.stringify({ name: profileName }),
|
||
});
|
||
|
||
if (!createResponse.ok) {
|
||
throw new Error(`Failed to create Kernel profile: ${createResponse.statusText}`);
|
||
}
|
||
|
||
return { name: profileName };
|
||
}
|
||
|
||
/**
|
||
* Connect to Kernel remote browser via CDP.
|
||
* Requires KERNEL_API_KEY environment variable.
|
||
*/
|
||
private async connectToKernel(): Promise<void> {
|
||
this.stealthConnectionKind = 'provider-kernel';
|
||
const kernelApiKey = process.env.KERNEL_API_KEY;
|
||
if (!kernelApiKey) {
|
||
throw new Error('KERNEL_API_KEY is required when using kernel as a provider');
|
||
}
|
||
|
||
// Find or create profile if KERNEL_PROFILE_NAME is set
|
||
const profileName = process.env.KERNEL_PROFILE_NAME;
|
||
let profileConfig: { profile: { name: string; save_changes: boolean } } | undefined;
|
||
|
||
if (profileName) {
|
||
await this.findOrCreateKernelProfile(profileName, kernelApiKey);
|
||
profileConfig = {
|
||
profile: {
|
||
name: profileName,
|
||
save_changes: true, // Save cookies/state back to the profile when session ends
|
||
},
|
||
};
|
||
}
|
||
|
||
const response = await fetch('https://api.onkernel.com/browsers', {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
Authorization: `Bearer ${kernelApiKey}`,
|
||
},
|
||
body: JSON.stringify({
|
||
// Kernel browsers are headful by default with stealth mode available
|
||
// The user can configure these via environment variables if needed
|
||
headless: process.env.KERNEL_HEADLESS?.toLowerCase() === 'true',
|
||
stealth: process.env.KERNEL_STEALTH?.toLowerCase() !== 'false', // Default to stealth mode
|
||
timeout_seconds: parseInt(process.env.KERNEL_TIMEOUT_SECONDS || '300', 10),
|
||
// Load and save to a profile if specified
|
||
...profileConfig,
|
||
}),
|
||
});
|
||
|
||
if (!response.ok) {
|
||
throw new Error(`Failed to create Kernel session: ${response.statusText}`);
|
||
}
|
||
|
||
let session: { session_id: string; cdp_ws_url: string };
|
||
try {
|
||
session = (await response.json()) as { session_id: string; cdp_ws_url: string };
|
||
} catch (error) {
|
||
throw new Error(
|
||
`Failed to parse Kernel session response: ${error instanceof Error ? error.message : String(error)}`
|
||
);
|
||
}
|
||
|
||
if (!session.session_id || !session.cdp_ws_url) {
|
||
throw new Error(
|
||
`Invalid Kernel session response: missing ${!session.session_id ? 'session_id' : 'cdp_ws_url'}`
|
||
);
|
||
}
|
||
|
||
const browser = await chromium.connectOverCDP(session.cdp_ws_url).catch(() => {
|
||
throw new Error('Failed to connect to Kernel session via CDP');
|
||
});
|
||
|
||
try {
|
||
const contexts = browser.contexts();
|
||
let context: BrowserContext;
|
||
let page: Page;
|
||
|
||
// Kernel browsers launch with a default context and page
|
||
if (contexts.length === 0) {
|
||
context = await browser.newContext();
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
page = await context.newPage();
|
||
} else {
|
||
context = contexts[0];
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
const pages = context.pages();
|
||
page = pages[0] ?? (await context.newPage());
|
||
}
|
||
|
||
this.kernelSessionId = session.session_id;
|
||
this.kernelApiKey = kernelApiKey;
|
||
this.browser = browser;
|
||
context.setDefaultTimeout(getDefaultTimeout());
|
||
this.contexts.push(context);
|
||
this.pages.push(page);
|
||
this.activePageIndex = 0;
|
||
this.setupPageTracking(page);
|
||
this.setupContextTracking(context);
|
||
} catch (error) {
|
||
await this.closeKernelSession(session.session_id, kernelApiKey).catch((sessionError) => {
|
||
console.error('Failed to close Kernel session during cleanup:', sessionError);
|
||
});
|
||
throw error;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Connect to Browser Use remote browser via CDP.
|
||
* Requires BROWSER_USE_API_KEY environment variable.
|
||
*/
|
||
private async connectToBrowserUse(): Promise<void> {
|
||
this.stealthConnectionKind = 'provider-browseruse';
|
||
const browserUseApiKey = process.env.BROWSER_USE_API_KEY;
|
||
if (!browserUseApiKey) {
|
||
throw new Error('BROWSER_USE_API_KEY is required when using browseruse as a provider');
|
||
}
|
||
|
||
const response = await fetch('https://api.browser-use.com/api/v2/browsers', {
|
||
method: 'POST',
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'X-Browser-Use-API-Key': browserUseApiKey,
|
||
},
|
||
body: JSON.stringify({}),
|
||
});
|
||
|
||
if (!response.ok) {
|
||
throw new Error(`Failed to create Browser Use session: ${response.statusText}`);
|
||
}
|
||
|
||
let session: { id: string; cdpUrl: string };
|
||
try {
|
||
session = (await response.json()) as { id: string; cdpUrl: string };
|
||
} catch (error) {
|
||
throw new Error(
|
||
`Failed to parse Browser Use session response: ${error instanceof Error ? error.message : String(error)}`
|
||
);
|
||
}
|
||
|
||
if (!session.id || !session.cdpUrl) {
|
||
throw new Error(
|
||
`Invalid Browser Use session response: missing ${!session.id ? 'id' : 'cdpUrl'}`
|
||
);
|
||
}
|
||
|
||
const browser = await chromium.connectOverCDP(session.cdpUrl).catch(() => {
|
||
throw new Error('Failed to connect to Browser Use session via CDP');
|
||
});
|
||
|
||
try {
|
||
const contexts = browser.contexts();
|
||
let context: BrowserContext;
|
||
let page: Page;
|
||
|
||
if (contexts.length === 0) {
|
||
context = await browser.newContext();
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
page = await context.newPage();
|
||
} else {
|
||
context = contexts[0];
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
const pages = context.pages();
|
||
page = pages[0] ?? (await context.newPage());
|
||
}
|
||
|
||
this.browserUseSessionId = session.id;
|
||
this.browserUseApiKey = browserUseApiKey;
|
||
this.browser = browser;
|
||
context.setDefaultTimeout(getDefaultTimeout());
|
||
this.contexts.push(context);
|
||
this.pages.push(page);
|
||
this.activePageIndex = 0;
|
||
this.setupPageTracking(page);
|
||
this.setupContextTracking(context);
|
||
} catch (error) {
|
||
await this.closeBrowserUseSession(session.id, browserUseApiKey).catch((sessionError) => {
|
||
console.error('Failed to close Browser Use session during cleanup:', sessionError);
|
||
});
|
||
throw error;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Launch the browser with the specified options
|
||
* If already launched, this is a no-op (browser stays open)
|
||
*/
|
||
async launch(options: LaunchCommand): Promise<void> {
|
||
// Determine CDP endpoint: prefer cdpUrl over cdpPort for flexibility
|
||
const cdpEndpoint = options.cdpUrl ?? (options.cdpPort ? String(options.cdpPort) : undefined);
|
||
const hasExtensions = !!options.extensions?.length;
|
||
const hasProfile = !!options.profile;
|
||
const hasStorageState = !!options.storageState;
|
||
|
||
if (hasExtensions && cdpEndpoint) {
|
||
throw new Error('Extensions cannot be used with CDP connection');
|
||
}
|
||
|
||
if (hasProfile && cdpEndpoint) {
|
||
throw new Error('Profile cannot be used with CDP connection');
|
||
}
|
||
|
||
if (hasStorageState && hasProfile) {
|
||
throw new Error(
|
||
'Storage state cannot be used with profile (profile is already persistent storage)'
|
||
);
|
||
}
|
||
|
||
if (hasStorageState && hasExtensions) {
|
||
throw new Error(
|
||
'Storage state cannot be used with extensions (extensions require persistent context)'
|
||
);
|
||
}
|
||
|
||
if (this.isLaunched()) {
|
||
const needsRelaunch =
|
||
(!cdpEndpoint && !options.autoConnect && this.cdpEndpoint !== null) ||
|
||
(!!cdpEndpoint && this.needsCdpReconnect(cdpEndpoint)) ||
|
||
(!!options.autoConnect && !this.isCdpConnectionAlive());
|
||
if (needsRelaunch) {
|
||
await this.close();
|
||
} else if (options.autoConnect && this.isCdpConnectionAlive()) {
|
||
// Already connected via auto-connect, no need to reconnect
|
||
return;
|
||
} else {
|
||
return;
|
||
}
|
||
}
|
||
|
||
if (options.colorScheme) {
|
||
this.colorScheme = options.colorScheme;
|
||
}
|
||
this.stealthEnabled = options.stealth ?? false;
|
||
this.contextLocale = this.stealthEnabled
|
||
? this.resolveStealthLocale(options.headers)
|
||
: undefined;
|
||
this.contextTimezoneId = this.stealthEnabled ? this.resolveStealthTimezoneId() : undefined;
|
||
this.contextHeaders = undefined;
|
||
this.contextUserAgent = options.userAgent;
|
||
// -p flag takes precedence over AGENT_BROWSER_PROVIDER.
|
||
const provider = options.provider ?? process.env.AGENT_BROWSER_PROVIDER;
|
||
|
||
if (cdpEndpoint || options.autoConnect) {
|
||
this.stealthConnectionKind = 'cdp';
|
||
} else if (provider === 'browserbase') {
|
||
this.stealthConnectionKind = 'provider-browserbase';
|
||
} else if (provider === 'browseruse') {
|
||
this.stealthConnectionKind = 'provider-browseruse';
|
||
} else if (provider === 'kernel') {
|
||
this.stealthConnectionKind = 'provider-kernel';
|
||
} else {
|
||
this.stealthConnectionKind = 'local';
|
||
}
|
||
this.logStealthPolicy('launch policy', options.browser ?? 'chromium');
|
||
|
||
if (cdpEndpoint) {
|
||
await this.connectViaCDP(cdpEndpoint);
|
||
return;
|
||
}
|
||
|
||
if (options.autoConnect) {
|
||
await this.autoConnectViaCDP();
|
||
return;
|
||
}
|
||
|
||
// Cloud browser providers require explicit opt-in via -p flag or AGENT_BROWSER_PROVIDER env var
|
||
if (provider === 'browserbase') {
|
||
await this.connectToBrowserbase();
|
||
return;
|
||
}
|
||
if (provider === 'browseruse') {
|
||
await this.connectToBrowserUse();
|
||
return;
|
||
}
|
||
|
||
// Kernel: requires explicit opt-in via -p kernel flag or AGENT_BROWSER_PROVIDER=kernel
|
||
if (provider === 'kernel') {
|
||
await this.connectToKernel();
|
||
return;
|
||
}
|
||
|
||
const browserType = options.browser ?? 'chromium';
|
||
if (hasExtensions && browserType !== 'chromium') {
|
||
throw new Error('Extensions are only supported in Chromium');
|
||
}
|
||
|
||
// allowFileAccess is only supported in Chromium
|
||
if (options.allowFileAccess && browserType !== 'chromium') {
|
||
throw new Error('allowFileAccess is only supported in Chromium');
|
||
}
|
||
|
||
const launcher =
|
||
browserType === 'firefox' ? firefox : browserType === 'webkit' ? webkit : chromium;
|
||
|
||
const stealthPolicy = this.getStealthPolicy(browserType);
|
||
const contextDefaults = this.buildStealthContextDefaults(stealthPolicy, options.headers);
|
||
const extraHTTPHeaders = contextDefaults.extraHTTPHeaders;
|
||
this.contextLocale = contextDefaults.locale;
|
||
this.contextTimezoneId = contextDefaults.timezoneId;
|
||
this.contextHeaders = contextDefaults.extraHTTPHeaders;
|
||
|
||
let contextUserAgent = options.userAgent;
|
||
if (!contextUserAgent && stealthPolicy.enabled && browserType === 'chromium') {
|
||
const versionHint = this.getStealthUserAgentVersionHint();
|
||
if (versionHint) {
|
||
contextUserAgent = this.buildStealthChromiumUserAgent(versionHint);
|
||
}
|
||
}
|
||
this.contextUserAgent = contextUserAgent;
|
||
|
||
// Build base args array with file access flags and stealth args when policy allows.
|
||
const fileAccessArgs = options.allowFileAccess
|
||
? ['--allow-file-access-from-files', '--allow-file-access']
|
||
: [];
|
||
const stealthArgs = stealthPolicy.applyChromiumArgs ? STEALTH_CHROMIUM_ARGS : [];
|
||
const hasUserAgentArg = options.args?.some((arg) => arg.startsWith('--user-agent='));
|
||
const launchUserAgentArgs =
|
||
!hasUserAgentArg &&
|
||
!options.userAgent &&
|
||
stealthPolicy.enabled &&
|
||
browserType === 'chromium' &&
|
||
contextUserAgent
|
||
? [`--user-agent=${contextUserAgent}`]
|
||
: [];
|
||
const implicitArgs = [...fileAccessArgs, ...stealthArgs, ...launchUserAgentArgs];
|
||
const baseArgs = options.args
|
||
? [...implicitArgs, ...options.args]
|
||
: implicitArgs.length > 0
|
||
? implicitArgs
|
||
: undefined;
|
||
|
||
// Auto-detect args that control window size and disable viewport emulation
|
||
// so Playwright doesn't override the browser's own sizing behavior
|
||
const hasWindowSizeArgs = baseArgs?.some(
|
||
(arg) => arg === '--start-maximized' || arg.startsWith('--window-size=')
|
||
);
|
||
const viewport =
|
||
options.viewport !== undefined
|
||
? options.viewport
|
||
: hasWindowSizeArgs
|
||
? null
|
||
: { width: 1280, height: 720 };
|
||
|
||
let context: BrowserContext;
|
||
if (hasExtensions) {
|
||
// Extensions require persistent context in a temp directory
|
||
const extPaths = options.extensions!.join(',');
|
||
const session = process.env.AGENT_BROWSER_SESSION || 'default';
|
||
// Combine extension args with custom args and file access args
|
||
const extArgs = [`--disable-extensions-except=${extPaths}`, `--load-extension=${extPaths}`];
|
||
const allArgs = baseArgs ? [...extArgs, ...baseArgs] : extArgs;
|
||
context = await launcher.launchPersistentContext(
|
||
path.join(os.tmpdir(), `agent-browser-ext-${session}`),
|
||
{
|
||
headless: false,
|
||
executablePath: options.executablePath,
|
||
args: allArgs,
|
||
viewport,
|
||
extraHTTPHeaders,
|
||
userAgent: contextUserAgent,
|
||
...(this.contextLocale && { locale: this.contextLocale }),
|
||
...(this.contextTimezoneId && { timezoneId: this.contextTimezoneId }),
|
||
...(options.proxy && { proxy: options.proxy }),
|
||
ignoreHTTPSErrors: options.ignoreHTTPSErrors ?? false,
|
||
...(this.colorScheme && { colorScheme: this.colorScheme }),
|
||
}
|
||
);
|
||
this.isPersistentContext = true;
|
||
} else if (hasProfile) {
|
||
// Profile uses persistent context for durable cookies/storage
|
||
// Expand ~ to home directory since it won't be shell-expanded
|
||
const profilePath = options.profile!.replace(/^~\//, os.homedir() + '/');
|
||
context = await launcher.launchPersistentContext(profilePath, {
|
||
headless: options.headless ?? true,
|
||
executablePath: options.executablePath,
|
||
args: baseArgs,
|
||
viewport,
|
||
extraHTTPHeaders,
|
||
userAgent: contextUserAgent,
|
||
...(this.contextLocale && { locale: this.contextLocale }),
|
||
...(this.contextTimezoneId && { timezoneId: this.contextTimezoneId }),
|
||
...(options.proxy && { proxy: options.proxy }),
|
||
ignoreHTTPSErrors: options.ignoreHTTPSErrors ?? false,
|
||
...(this.colorScheme && { colorScheme: this.colorScheme }),
|
||
});
|
||
this.isPersistentContext = true;
|
||
} else {
|
||
// Regular ephemeral browser
|
||
this.browser = await launcher.launch({
|
||
headless: options.headless ?? true,
|
||
executablePath: options.executablePath,
|
||
args: baseArgs,
|
||
});
|
||
this.cdpEndpoint = null;
|
||
|
||
if (!options.userAgent && stealthPolicy.enabled && browserType === 'chromium') {
|
||
const runtimeVersion = this.extractChromiumVersion(this.browser.version());
|
||
if (runtimeVersion) {
|
||
contextUserAgent = this.buildStealthChromiumUserAgent(runtimeVersion);
|
||
this.contextUserAgent = contextUserAgent;
|
||
}
|
||
}
|
||
|
||
// Check for auto-load state file (supports encrypted files)
|
||
let storageState:
|
||
| string
|
||
| {
|
||
cookies: Array<{
|
||
name: string;
|
||
value: string;
|
||
domain: string;
|
||
path: string;
|
||
expires: number;
|
||
httpOnly: boolean;
|
||
secure: boolean;
|
||
sameSite: 'Strict' | 'Lax' | 'None';
|
||
}>;
|
||
origins: Array<{
|
||
origin: string;
|
||
localStorage: Array<{ name: string; value: string }>;
|
||
}>;
|
||
}
|
||
| undefined = options.storageState ? options.storageState : undefined;
|
||
|
||
if (!storageState && options.autoStateFilePath) {
|
||
try {
|
||
const fs = await import('fs');
|
||
if (fs.existsSync(options.autoStateFilePath)) {
|
||
const content = fs.readFileSync(options.autoStateFilePath, 'utf8');
|
||
const parsed = JSON.parse(content);
|
||
|
||
if (isEncryptedPayload(parsed)) {
|
||
const key = getEncryptionKey();
|
||
if (key) {
|
||
try {
|
||
const decrypted = decryptData(parsed, key);
|
||
storageState = JSON.parse(decrypted);
|
||
if (process.env.AGENT_BROWSER_DEBUG === '1') {
|
||
console.error(
|
||
`[DEBUG] Auto-loading session state (decrypted): ${options.autoStateFilePath}`
|
||
);
|
||
}
|
||
} catch (decryptErr) {
|
||
const warning =
|
||
'Failed to decrypt state file - wrong encryption key? Starting fresh.';
|
||
this.launchWarnings.push(warning);
|
||
console.error(`[WARN] ${warning}`);
|
||
if (process.env.AGENT_BROWSER_DEBUG === '1') {
|
||
console.error(`[DEBUG] Decryption error:`, decryptErr);
|
||
}
|
||
}
|
||
} else {
|
||
const warning = `State file is encrypted but ${ENCRYPTION_KEY_ENV} not set - starting fresh`;
|
||
this.launchWarnings.push(warning);
|
||
console.error(`[WARN] ${warning}`);
|
||
}
|
||
} else {
|
||
storageState = options.autoStateFilePath;
|
||
if (process.env.AGENT_BROWSER_DEBUG === '1') {
|
||
console.error(`[DEBUG] Auto-loading session state: ${options.autoStateFilePath}`);
|
||
}
|
||
}
|
||
}
|
||
} catch (err) {
|
||
if (process.env.AGENT_BROWSER_DEBUG === '1') {
|
||
console.error(`[DEBUG] Failed to load state file, starting fresh:`, err);
|
||
}
|
||
}
|
||
}
|
||
|
||
context = await this.browser.newContext({
|
||
viewport,
|
||
extraHTTPHeaders,
|
||
userAgent: contextUserAgent,
|
||
storageState,
|
||
...(this.contextLocale && { locale: this.contextLocale }),
|
||
...(this.contextTimezoneId && { timezoneId: this.contextTimezoneId }),
|
||
...(options.proxy && { proxy: options.proxy }),
|
||
ignoreHTTPSErrors: options.ignoreHTTPSErrors ?? false,
|
||
...(this.colorScheme && { colorScheme: this.colorScheme }),
|
||
});
|
||
}
|
||
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
|
||
context.setDefaultTimeout(getDefaultTimeout());
|
||
this.contexts.push(context);
|
||
this.setupContextTracking(context);
|
||
|
||
const page = context.pages()[0] ?? (await context.newPage());
|
||
// Only add if not already tracked (setupContextTracking may have already added it via 'page' event)
|
||
if (!this.pages.includes(page)) {
|
||
this.pages.push(page);
|
||
this.setupPageTracking(page);
|
||
}
|
||
this.activePageIndex = this.pages.length > 0 ? this.pages.length - 1 : 0;
|
||
}
|
||
|
||
/**
|
||
* Connect to a running browser via CDP (Chrome DevTools Protocol)
|
||
* @param cdpEndpoint Either a port number (as string) or a full WebSocket URL (ws:// or wss://)
|
||
*/
|
||
private async connectViaCDP(
|
||
cdpEndpoint: string | undefined,
|
||
options?: { timeout?: number }
|
||
): Promise<void> {
|
||
this.stealthConnectionKind = 'cdp';
|
||
if (!cdpEndpoint) {
|
||
throw new Error('CDP endpoint is required for CDP connection');
|
||
}
|
||
|
||
// Determine the connection URL:
|
||
// - If it starts with ws://, wss://, http://, or https://, use it directly
|
||
// - If it's a numeric string (e.g., "9222"), treat as port for localhost
|
||
// - Otherwise, treat it as a port number for localhost
|
||
let cdpUrl: string;
|
||
if (
|
||
cdpEndpoint.startsWith('ws://') ||
|
||
cdpEndpoint.startsWith('wss://') ||
|
||
cdpEndpoint.startsWith('http://') ||
|
||
cdpEndpoint.startsWith('https://')
|
||
) {
|
||
cdpUrl = cdpEndpoint;
|
||
} else if (/^\d+$/.test(cdpEndpoint)) {
|
||
// Numeric string - treat as port number (handles JSON serialization quirks)
|
||
cdpUrl = `http://localhost:${cdpEndpoint}`;
|
||
} else {
|
||
// Unknown format - still try as port for backward compatibility
|
||
cdpUrl = `http://localhost:${cdpEndpoint}`;
|
||
}
|
||
|
||
const browser = await chromium
|
||
.connectOverCDP(cdpUrl, { timeout: options?.timeout })
|
||
.catch(() => {
|
||
throw new Error(
|
||
`Failed to connect via CDP to ${cdpUrl}. ` +
|
||
(cdpUrl.includes('localhost')
|
||
? `Make sure the app is running with --remote-debugging-port=${cdpEndpoint}`
|
||
: 'Make sure the remote browser is accessible and the URL is correct.')
|
||
);
|
||
});
|
||
|
||
// Validate and set up state, cleaning up browser connection if anything fails
|
||
try {
|
||
const contexts = browser.contexts();
|
||
if (contexts.length === 0) {
|
||
throw new Error('No browser context found. Make sure the app has an open window.');
|
||
}
|
||
|
||
// Filter out pages with empty URLs, which can cause Playwright to hang
|
||
const allPages = contexts.flatMap((context) => context.pages()).filter((page) => page.url());
|
||
|
||
if (allPages.length === 0) {
|
||
throw new Error('No page found. Make sure the app has loaded content.');
|
||
}
|
||
|
||
// All validation passed - commit state
|
||
this.browser = browser;
|
||
this.cdpEndpoint = cdpEndpoint;
|
||
|
||
for (const context of contexts) {
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
context.setDefaultTimeout(10000);
|
||
this.contexts.push(context);
|
||
this.setupContextTracking(context);
|
||
}
|
||
|
||
for (const page of allPages) {
|
||
this.pages.push(page);
|
||
this.setupPageTracking(page);
|
||
}
|
||
|
||
this.activePageIndex = 0;
|
||
} catch (error) {
|
||
// Clean up browser connection if validation or setup failed
|
||
await browser.close().catch(() => {});
|
||
throw error;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Get Chrome's default user data directory paths for the current platform.
|
||
* Returns an array of candidate paths to check (stable, then beta/canary).
|
||
*/
|
||
private getChromeUserDataDirs(): string[] {
|
||
const home = os.homedir();
|
||
const platform = os.platform();
|
||
|
||
if (platform === 'darwin') {
|
||
return [
|
||
path.join(home, 'Library', 'Application Support', 'Google', 'Chrome'),
|
||
path.join(home, 'Library', 'Application Support', 'Google', 'Chrome Canary'),
|
||
path.join(home, 'Library', 'Application Support', 'Chromium'),
|
||
];
|
||
} else if (platform === 'win32') {
|
||
const localAppData = process.env.LOCALAPPDATA ?? path.join(home, 'AppData', 'Local');
|
||
return [
|
||
path.join(localAppData, 'Google', 'Chrome', 'User Data'),
|
||
path.join(localAppData, 'Google', 'Chrome SxS', 'User Data'),
|
||
path.join(localAppData, 'Chromium', 'User Data'),
|
||
];
|
||
} else {
|
||
// Linux
|
||
return [
|
||
path.join(home, '.config', 'google-chrome'),
|
||
path.join(home, '.config', 'google-chrome-unstable'),
|
||
path.join(home, '.config', 'chromium'),
|
||
];
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Try to read the DevToolsActivePort file from a Chrome user data directory.
|
||
* Returns { port, wsPath } if found, or null if not available.
|
||
*/
|
||
private readDevToolsActivePort(userDataDir: string): { port: number; wsPath: string } | null {
|
||
const filePath = path.join(userDataDir, 'DevToolsActivePort');
|
||
try {
|
||
if (!existsSync(filePath)) return null;
|
||
const content = readFileSync(filePath, 'utf-8').trim();
|
||
const lines = content.split('\n');
|
||
if (lines.length < 2) return null;
|
||
|
||
const port = parseInt(lines[0].trim(), 10);
|
||
const wsPath = lines[1].trim();
|
||
|
||
if (isNaN(port) || port <= 0 || port > 65535) return null;
|
||
if (!wsPath) return null;
|
||
|
||
return { port, wsPath };
|
||
} catch {
|
||
return null;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Try to discover a Chrome CDP endpoint by querying an HTTP debug port.
|
||
* Returns the WebSocket debugger URL if available.
|
||
*/
|
||
private async probeDebugPort(port: number): Promise<string | null> {
|
||
try {
|
||
const response = await fetch(`http://127.0.0.1:${port}/json/version`, {
|
||
signal: AbortSignal.timeout(2000),
|
||
});
|
||
if (!response.ok) return null;
|
||
const data = (await response.json()) as { webSocketDebuggerUrl?: string };
|
||
return data.webSocketDebuggerUrl ?? null;
|
||
} catch {
|
||
return null;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Auto-discover and connect to a running Chrome/Chromium instance.
|
||
*
|
||
* Discovery strategy:
|
||
* 1. Read DevToolsActivePort from Chrome's default user data directories
|
||
* 2. If found, connect using the port and WebSocket path from that file
|
||
* 3. If not found, probe common debugging ports (9222, 9229)
|
||
* 4. If a port responds, connect via CDP
|
||
*/
|
||
private async autoConnectViaCDP(): Promise<void> {
|
||
// Strategy 1: Check DevToolsActivePort files
|
||
const userDataDirs = this.getChromeUserDataDirs();
|
||
for (const dir of userDataDirs) {
|
||
const activePort = this.readDevToolsActivePort(dir);
|
||
if (activePort) {
|
||
// Try HTTP discovery first (works with --remote-debugging-port mode)
|
||
const wsUrl = await this.probeDebugPort(activePort.port);
|
||
if (wsUrl) {
|
||
await this.connectViaCDP(wsUrl);
|
||
return;
|
||
}
|
||
// HTTP probe failed -- Chrome M144+ chrome://inspect remote debugging uses a
|
||
// WebSocket-only server with no HTTP endpoints. Connect using the WebSocket
|
||
// path read directly from DevToolsActivePort.
|
||
const directWsUrl = `ws://127.0.0.1:${activePort.port}${activePort.wsPath}`;
|
||
try {
|
||
if (process.env.AGENT_BROWSER_DEBUG === '1') {
|
||
console.error(
|
||
`[DEBUG] HTTP probe failed on port ${activePort.port}, ` +
|
||
`attempting direct WebSocket connection to ${directWsUrl}`
|
||
);
|
||
}
|
||
await this.connectViaCDP(directWsUrl, { timeout: 60_000 });
|
||
return;
|
||
} catch {
|
||
// Direct WebSocket also failed, try next directory
|
||
}
|
||
}
|
||
}
|
||
|
||
// Strategy 2: Probe common debugging ports
|
||
const commonPorts = [9222, 9229];
|
||
for (const port of commonPorts) {
|
||
const wsUrl = await this.probeDebugPort(port);
|
||
if (wsUrl) {
|
||
await this.connectViaCDP(wsUrl);
|
||
return;
|
||
}
|
||
}
|
||
|
||
// Nothing found
|
||
const platform = os.platform();
|
||
let hint: string;
|
||
if (platform === 'darwin') {
|
||
hint =
|
||
'Start Chrome with: /Applications/Google\\ Chrome.app/Contents/MacOS/Google\\ Chrome --remote-debugging-port=9222\n' +
|
||
'Or enable remote debugging in Chrome 144+ at chrome://inspect/#remote-debugging';
|
||
} else if (platform === 'win32') {
|
||
hint =
|
||
'Start Chrome with: chrome.exe --remote-debugging-port=9222\n' +
|
||
'Or enable remote debugging in Chrome 144+ at chrome://inspect/#remote-debugging';
|
||
} else {
|
||
hint =
|
||
'Start Chrome with: google-chrome --remote-debugging-port=9222\n' +
|
||
'Or enable remote debugging in Chrome 144+ at chrome://inspect/#remote-debugging';
|
||
}
|
||
|
||
throw new Error(`No running Chrome instance with remote debugging found.\n${hint}`);
|
||
}
|
||
|
||
/**
|
||
* Set up console, error, and close tracking for a page
|
||
*/
|
||
private setupPageTracking(page: Page): void {
|
||
if (this.colorScheme) {
|
||
page.emulateMedia({ colorScheme: this.colorScheme }).catch(() => {});
|
||
}
|
||
|
||
page.on('console', (msg) => {
|
||
this.consoleMessages.push({
|
||
type: msg.type(),
|
||
text: msg.text(),
|
||
timestamp: Date.now(),
|
||
});
|
||
});
|
||
|
||
page.on('pageerror', (error) => {
|
||
this.pageErrors.push({
|
||
message: error.message,
|
||
timestamp: Date.now(),
|
||
});
|
||
});
|
||
|
||
page.on('close', () => {
|
||
const index = this.pages.indexOf(page);
|
||
if (index !== -1) {
|
||
this.pages.splice(index, 1);
|
||
if (this.activePageIndex >= this.pages.length) {
|
||
this.activePageIndex = Math.max(0, this.pages.length - 1);
|
||
}
|
||
}
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Set up tracking for new pages in a context (for CDP connections and popups/new tabs)
|
||
* This handles pages created externally (e.g., via target="_blank" links, window.open)
|
||
*/
|
||
private setupContextTracking(context: BrowserContext): void {
|
||
context.on('page', (page) => {
|
||
// Only add if not already tracked (avoids duplicates when newTab() creates pages)
|
||
if (!this.pages.includes(page)) {
|
||
this.pages.push(page);
|
||
this.setupPageTracking(page);
|
||
}
|
||
|
||
// Auto-switch to the newly opened tab so subsequent commands target it.
|
||
// For tabs created via newTab()/newWindow(), this is redundant (they set activePageIndex after),
|
||
// but for externally opened tabs (window.open, target="_blank"), this ensures the active tab
|
||
// stays in sync with the browser.
|
||
const newIndex = this.pages.indexOf(page);
|
||
if (newIndex !== -1 && newIndex !== this.activePageIndex) {
|
||
this.activePageIndex = newIndex;
|
||
// Invalidate CDP session since the active page changed
|
||
this.invalidateCDPSession().catch(() => {});
|
||
}
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Create a new tab in the current context
|
||
*/
|
||
async newTab(): Promise<{ index: number; total: number }> {
|
||
if (!this.browser || this.contexts.length === 0) {
|
||
throw new Error('Browser not launched');
|
||
}
|
||
|
||
// Invalidate CDP session since we're switching to a new page
|
||
await this.invalidateCDPSession();
|
||
|
||
const context = this.contexts[0]; // Use first context for tabs
|
||
const page = await context.newPage();
|
||
// Only add if not already tracked (setupContextTracking may have already added it via 'page' event)
|
||
if (!this.pages.includes(page)) {
|
||
this.pages.push(page);
|
||
this.setupPageTracking(page);
|
||
}
|
||
this.activePageIndex = this.pages.length - 1;
|
||
|
||
return { index: this.activePageIndex, total: this.pages.length };
|
||
}
|
||
|
||
/**
|
||
* Create a new window (new context)
|
||
*/
|
||
async newWindow(viewport?: { width: number; height: number } | null): Promise<{
|
||
index: number;
|
||
total: number;
|
||
}> {
|
||
if (!this.browser) {
|
||
throw new Error('Browser not launched');
|
||
}
|
||
|
||
const context = await this.browser.newContext({
|
||
viewport: viewport === undefined ? { width: 1280, height: 720 } : viewport,
|
||
...(this.contextHeaders && { extraHTTPHeaders: this.contextHeaders }),
|
||
...(this.contextUserAgent && { userAgent: this.contextUserAgent }),
|
||
...(this.contextLocale && { locale: this.contextLocale }),
|
||
...(this.contextTimezoneId && { timezoneId: this.contextTimezoneId }),
|
||
...(this.colorScheme && { colorScheme: this.colorScheme }),
|
||
});
|
||
await this.applyStealthIfEnabled(context, { locale: this.contextLocale });
|
||
context.setDefaultTimeout(getDefaultTimeout());
|
||
this.contexts.push(context);
|
||
this.setupContextTracking(context);
|
||
|
||
const page = await context.newPage();
|
||
// Only add if not already tracked (setupContextTracking may have already added it via 'page' event)
|
||
if (!this.pages.includes(page)) {
|
||
this.pages.push(page);
|
||
this.setupPageTracking(page);
|
||
}
|
||
this.activePageIndex = this.pages.length - 1;
|
||
|
||
return { index: this.activePageIndex, total: this.pages.length };
|
||
}
|
||
|
||
/**
|
||
* Invalidate the current CDP session (must be called before switching pages)
|
||
* This ensures screencast and input injection work correctly after tab switch
|
||
*/
|
||
private async invalidateCDPSession(): Promise<void> {
|
||
// Stop screencast if active (it's tied to the current page's CDP session)
|
||
if (this.screencastActive) {
|
||
await this.stopScreencast();
|
||
}
|
||
|
||
// Detach and clear the CDP session
|
||
if (this.cdpSession) {
|
||
await this.cdpSession.detach().catch(() => {});
|
||
this.cdpSession = null;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Switch to a specific tab/page by index
|
||
*/
|
||
async switchTo(index: number): Promise<{ index: number; url: string; title: string }> {
|
||
if (index < 0 || index >= this.pages.length) {
|
||
throw new Error(`Invalid tab index: ${index}. Available: 0-${this.pages.length - 1}`);
|
||
}
|
||
|
||
// Invalidate CDP session before switching (it's page-specific)
|
||
if (index !== this.activePageIndex) {
|
||
await this.invalidateCDPSession();
|
||
}
|
||
|
||
this.activePageIndex = index;
|
||
const page = this.pages[index];
|
||
|
||
return {
|
||
index: this.activePageIndex,
|
||
url: page.url(),
|
||
title: '', // Title requires async, will be fetched separately
|
||
};
|
||
}
|
||
|
||
/**
|
||
* Close a specific tab/page
|
||
*/
|
||
async closeTab(index?: number): Promise<{ closed: number; remaining: number }> {
|
||
const targetIndex = index ?? this.activePageIndex;
|
||
|
||
if (targetIndex < 0 || targetIndex >= this.pages.length) {
|
||
throw new Error(`Invalid tab index: ${targetIndex}`);
|
||
}
|
||
|
||
if (this.pages.length === 1) {
|
||
throw new Error('Cannot close the last tab. Use "close" to close the browser.');
|
||
}
|
||
|
||
// If closing the active tab, invalidate CDP session first
|
||
if (targetIndex === this.activePageIndex) {
|
||
await this.invalidateCDPSession();
|
||
}
|
||
|
||
const page = this.pages[targetIndex];
|
||
await page.close();
|
||
this.pages.splice(targetIndex, 1);
|
||
|
||
// Adjust active index if needed
|
||
if (this.activePageIndex >= this.pages.length) {
|
||
this.activePageIndex = this.pages.length - 1;
|
||
} else if (this.activePageIndex > targetIndex) {
|
||
this.activePageIndex--;
|
||
}
|
||
|
||
return { closed: targetIndex, remaining: this.pages.length };
|
||
}
|
||
|
||
/**
|
||
* List all tabs with their info
|
||
*/
|
||
async listTabs(): Promise<Array<{ index: number; url: string; title: string; active: boolean }>> {
|
||
const tabs = await Promise.all(
|
||
this.pages.map(async (page, index) => ({
|
||
index,
|
||
url: page.url(),
|
||
title: await page.title().catch(() => ''),
|
||
active: index === this.activePageIndex,
|
||
}))
|
||
);
|
||
return tabs;
|
||
}
|
||
|
||
/**
|
||
* Get or create a CDP session for the current page
|
||
* Only works with Chromium-based browsers
|
||
*/
|
||
async getCDPSession(): Promise<CDPSession> {
|
||
if (this.cdpSession) {
|
||
return this.cdpSession;
|
||
}
|
||
|
||
const page = this.getPage();
|
||
const context = page.context();
|
||
|
||
// Create a new CDP session attached to the page
|
||
this.cdpSession = await context.newCDPSession(page);
|
||
return this.cdpSession;
|
||
}
|
||
|
||
/**
|
||
* Check if screencast is currently active
|
||
*/
|
||
isScreencasting(): boolean {
|
||
return this.screencastActive;
|
||
}
|
||
|
||
/**
|
||
* Start screencast - streams viewport frames via CDP
|
||
* @param callback Function called for each frame
|
||
* @param options Screencast options
|
||
*/
|
||
async startScreencast(
|
||
callback: (frame: ScreencastFrame) => void,
|
||
options?: ScreencastOptions
|
||
): Promise<void> {
|
||
if (this.screencastActive) {
|
||
throw new Error('Screencast already active');
|
||
}
|
||
|
||
const cdp = await this.getCDPSession();
|
||
this.frameCallback = callback;
|
||
this.screencastActive = true;
|
||
|
||
// Create and store the frame handler so we can remove it later
|
||
this.screencastFrameHandler = async (params: any) => {
|
||
const frame: ScreencastFrame = {
|
||
data: params.data,
|
||
metadata: params.metadata,
|
||
sessionId: params.sessionId,
|
||
};
|
||
|
||
// Acknowledge the frame to receive the next one
|
||
await cdp.send('Page.screencastFrameAck', { sessionId: params.sessionId });
|
||
|
||
// Call the callback with the frame
|
||
if (this.frameCallback) {
|
||
this.frameCallback(frame);
|
||
}
|
||
};
|
||
|
||
// Listen for screencast frames
|
||
cdp.on('Page.screencastFrame', this.screencastFrameHandler);
|
||
|
||
// Start the screencast
|
||
await cdp.send('Page.startScreencast', {
|
||
format: options?.format ?? 'jpeg',
|
||
quality: options?.quality ?? 80,
|
||
maxWidth: options?.maxWidth ?? 1280,
|
||
maxHeight: options?.maxHeight ?? 720,
|
||
everyNthFrame: options?.everyNthFrame ?? 1,
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Stop screencast
|
||
*/
|
||
async stopScreencast(): Promise<void> {
|
||
if (!this.screencastActive) {
|
||
return;
|
||
}
|
||
|
||
try {
|
||
const cdp = await this.getCDPSession();
|
||
await cdp.send('Page.stopScreencast');
|
||
|
||
// Remove the event listener to prevent accumulation
|
||
if (this.screencastFrameHandler) {
|
||
cdp.off('Page.screencastFrame', this.screencastFrameHandler);
|
||
}
|
||
} catch {
|
||
// Ignore errors when stopping
|
||
}
|
||
|
||
this.screencastActive = false;
|
||
this.frameCallback = null;
|
||
this.screencastFrameHandler = null;
|
||
}
|
||
|
||
/**
|
||
* Check if profiling is currently active
|
||
*/
|
||
isProfilingActive(): boolean {
|
||
return this.profilingActive;
|
||
}
|
||
|
||
/**
|
||
* Start CDP profiling (Tracing)
|
||
*/
|
||
async startProfiling(options?: { categories?: string[] }): Promise<void> {
|
||
if (this.profilingActive) {
|
||
throw new Error('Profiling already active');
|
||
}
|
||
|
||
const cdp = await this.getCDPSession();
|
||
|
||
const dataHandler = (params: { value?: TraceEvent[] }) => {
|
||
if (params.value) {
|
||
for (const evt of params.value) {
|
||
if (this.profileChunks.length >= BrowserManager.MAX_PROFILE_EVENTS) {
|
||
if (!this.profileEventsDropped) {
|
||
this.profileEventsDropped = true;
|
||
console.warn(
|
||
`Profiling: exceeded ${BrowserManager.MAX_PROFILE_EVENTS} events, dropping further data`
|
||
);
|
||
}
|
||
return;
|
||
}
|
||
this.profileChunks.push(evt);
|
||
}
|
||
}
|
||
};
|
||
|
||
const completeHandler = () => {
|
||
if (this.profileCompleteResolver) {
|
||
this.profileCompleteResolver();
|
||
}
|
||
};
|
||
|
||
cdp.on('Tracing.dataCollected', dataHandler);
|
||
cdp.on('Tracing.tracingComplete', completeHandler);
|
||
|
||
const categories = options?.categories ?? [
|
||
'devtools.timeline',
|
||
'disabled-by-default-devtools.timeline',
|
||
'disabled-by-default-devtools.timeline.frame',
|
||
'disabled-by-default-devtools.timeline.stack',
|
||
'v8.execute',
|
||
'disabled-by-default-v8.cpu_profiler',
|
||
'disabled-by-default-v8.cpu_profiler.hires',
|
||
'v8',
|
||
'disabled-by-default-v8.runtime_stats',
|
||
'blink',
|
||
'blink.user_timing',
|
||
'latencyInfo',
|
||
'renderer.scheduler',
|
||
'sequence_manager',
|
||
'toplevel',
|
||
];
|
||
|
||
try {
|
||
await cdp.send('Tracing.start', {
|
||
traceConfig: {
|
||
includedCategories: categories,
|
||
enableSampling: true,
|
||
},
|
||
transferMode: 'ReportEvents',
|
||
});
|
||
} catch (error) {
|
||
cdp.off('Tracing.dataCollected', dataHandler);
|
||
cdp.off('Tracing.tracingComplete', completeHandler);
|
||
throw error;
|
||
}
|
||
|
||
// Only commit state after the CDP call succeeds
|
||
this.profilingActive = true;
|
||
this.profileChunks = [];
|
||
this.profileEventsDropped = false;
|
||
this.profileDataHandler = dataHandler;
|
||
this.profileCompleteHandler = completeHandler;
|
||
}
|
||
|
||
/**
|
||
* Stop CDP profiling and save to file
|
||
*/
|
||
async stopProfiling(outputPath: string): Promise<{ path: string; eventCount: number }> {
|
||
if (!this.profilingActive) {
|
||
throw new Error('No profiling session active');
|
||
}
|
||
|
||
const cdp = await this.getCDPSession();
|
||
|
||
const TRACE_TIMEOUT_MS = 30_000;
|
||
const completePromise = new Promise<void>((resolve, reject) => {
|
||
const timer = setTimeout(
|
||
() => reject(new Error('Profiling data collection timed out')),
|
||
TRACE_TIMEOUT_MS
|
||
);
|
||
this.profileCompleteResolver = () => {
|
||
clearTimeout(timer);
|
||
resolve();
|
||
};
|
||
});
|
||
|
||
await cdp.send('Tracing.end');
|
||
|
||
let chunks: TraceEvent[];
|
||
try {
|
||
await completePromise;
|
||
chunks = this.profileChunks;
|
||
} finally {
|
||
if (this.profileDataHandler) {
|
||
cdp.off('Tracing.dataCollected', this.profileDataHandler);
|
||
}
|
||
if (this.profileCompleteHandler) {
|
||
cdp.off('Tracing.tracingComplete', this.profileCompleteHandler);
|
||
}
|
||
this.profilingActive = false;
|
||
this.profileChunks = [];
|
||
this.profileEventsDropped = false;
|
||
this.profileCompleteResolver = null;
|
||
this.profileDataHandler = null;
|
||
this.profileCompleteHandler = null;
|
||
}
|
||
|
||
const clockDomain =
|
||
process.platform === 'linux'
|
||
? 'LINUX_CLOCK_MONOTONIC'
|
||
: process.platform === 'darwin'
|
||
? 'MAC_MACH_ABSOLUTE_TIME'
|
||
: undefined;
|
||
|
||
const traceData: Record<string, unknown> = {
|
||
traceEvents: chunks,
|
||
};
|
||
if (clockDomain) {
|
||
traceData.metadata = { 'clock-domain': clockDomain };
|
||
}
|
||
|
||
const dir = path.dirname(outputPath);
|
||
await mkdir(dir, { recursive: true });
|
||
|
||
await writeFile(outputPath, JSON.stringify(traceData));
|
||
|
||
const eventCount = chunks.length;
|
||
|
||
return { path: outputPath, eventCount };
|
||
}
|
||
|
||
/**
|
||
* Inject a mouse event via CDP
|
||
*/
|
||
async injectMouseEvent(params: {
|
||
type: 'mousePressed' | 'mouseReleased' | 'mouseMoved' | 'mouseWheel';
|
||
x: number;
|
||
y: number;
|
||
button?: 'left' | 'right' | 'middle' | 'none';
|
||
clickCount?: number;
|
||
deltaX?: number;
|
||
deltaY?: number;
|
||
modifiers?: number; // 1=Alt, 2=Ctrl, 4=Meta, 8=Shift
|
||
}): Promise<void> {
|
||
const cdp = await this.getCDPSession();
|
||
|
||
const cdpButton =
|
||
params.button === 'left'
|
||
? 'left'
|
||
: params.button === 'right'
|
||
? 'right'
|
||
: params.button === 'middle'
|
||
? 'middle'
|
||
: 'none';
|
||
|
||
await cdp.send('Input.dispatchMouseEvent', {
|
||
type: params.type,
|
||
x: params.x,
|
||
y: params.y,
|
||
button: cdpButton,
|
||
clickCount: params.clickCount ?? 1,
|
||
deltaX: params.deltaX ?? 0,
|
||
deltaY: params.deltaY ?? 0,
|
||
modifiers: params.modifiers ?? 0,
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Inject a keyboard event via CDP
|
||
*/
|
||
async injectKeyboardEvent(params: {
|
||
type: 'keyDown' | 'keyUp' | 'char';
|
||
key?: string;
|
||
code?: string;
|
||
text?: string;
|
||
modifiers?: number; // 1=Alt, 2=Ctrl, 4=Meta, 8=Shift
|
||
}): Promise<void> {
|
||
const cdp = await this.getCDPSession();
|
||
|
||
await cdp.send('Input.dispatchKeyEvent', {
|
||
type: params.type,
|
||
key: params.key,
|
||
code: params.code,
|
||
text: params.text,
|
||
modifiers: params.modifiers ?? 0,
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Inject touch event via CDP (for mobile emulation)
|
||
*/
|
||
async injectTouchEvent(params: {
|
||
type: 'touchStart' | 'touchEnd' | 'touchMove' | 'touchCancel';
|
||
touchPoints: Array<{ x: number; y: number; id?: number }>;
|
||
modifiers?: number;
|
||
}): Promise<void> {
|
||
const cdp = await this.getCDPSession();
|
||
|
||
await cdp.send('Input.dispatchTouchEvent', {
|
||
type: params.type,
|
||
touchPoints: params.touchPoints.map((tp, i) => ({
|
||
x: tp.x,
|
||
y: tp.y,
|
||
id: tp.id ?? i,
|
||
})),
|
||
modifiers: params.modifiers ?? 0,
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Check if video recording is currently active
|
||
*/
|
||
isRecording(): boolean {
|
||
return this.recordingContext !== null;
|
||
}
|
||
|
||
/**
|
||
* Start recording to a video file using Playwright's native video recording.
|
||
* Creates a fresh browser context with video recording enabled.
|
||
* Automatically captures current URL and transfers cookies/storage if no URL provided.
|
||
*
|
||
* @param outputPath - Path to the output video file (will be .webm)
|
||
* @param url - Optional URL to navigate to (defaults to current page URL)
|
||
*/
|
||
async startRecording(outputPath: string, url?: string): Promise<void> {
|
||
if (this.recordingContext) {
|
||
throw new Error(
|
||
"Recording already in progress. Run 'record stop' first, or use 'record restart' to stop and start a new recording."
|
||
);
|
||
}
|
||
|
||
if (!this.browser) {
|
||
throw new Error('Browser not launched. Call launch first.');
|
||
}
|
||
|
||
// Check if output file already exists
|
||
if (existsSync(outputPath)) {
|
||
throw new Error(`Output file already exists: ${outputPath}`);
|
||
}
|
||
|
||
// Validate output path is .webm (Playwright native format)
|
||
if (!outputPath.endsWith('.webm')) {
|
||
throw new Error(
|
||
'Playwright native recording only supports WebM format. Please use a .webm extension.'
|
||
);
|
||
}
|
||
|
||
// Auto-capture current URL if none provided
|
||
const currentPage = this.pages.length > 0 ? this.pages[this.activePageIndex] : null;
|
||
const currentContext = this.contexts.length > 0 ? this.contexts[0] : null;
|
||
if (!url && currentPage) {
|
||
const currentUrl = currentPage.url();
|
||
if (currentUrl && currentUrl !== 'about:blank') {
|
||
url = currentUrl;
|
||
}
|
||
}
|
||
|
||
// Capture state from current context (cookies + storage)
|
||
let storageState:
|
||
| {
|
||
cookies: Array<{
|
||
name: string;
|
||
value: string;
|
||
domain: string;
|
||
path: string;
|
||
expires: number;
|
||
httpOnly: boolean;
|
||
secure: boolean;
|
||
sameSite: 'Strict' | 'Lax' | 'None';
|
||
}>;
|
||
origins: Array<{
|
||
origin: string;
|
||
localStorage: Array<{ name: string; value: string }>;
|
||
}>;
|
||
}
|
||
| undefined;
|
||
|
||
if (currentContext) {
|
||
try {
|
||
storageState = await currentContext.storageState();
|
||
} catch {
|
||
// Ignore errors - context might be closed or invalid
|
||
}
|
||
}
|
||
|
||
// Create a temp directory for video recording
|
||
const session = process.env.AGENT_BROWSER_SESSION || 'default';
|
||
this.recordingTempDir = path.join(
|
||
os.tmpdir(),
|
||
`agent-browser-recording-${session}-${Date.now()}`
|
||
);
|
||
mkdirSync(this.recordingTempDir, { recursive: true });
|
||
|
||
this.recordingOutputPath = outputPath;
|
||
|
||
// Create a new context with video recording enabled and restored state
|
||
const viewport = { width: 1280, height: 720 };
|
||
this.recordingContext = await this.browser.newContext({
|
||
viewport,
|
||
recordVideo: {
|
||
dir: this.recordingTempDir,
|
||
size: viewport,
|
||
},
|
||
storageState,
|
||
});
|
||
this.recordingContext.setDefaultTimeout(10000);
|
||
|
||
// Create a page in the recording context
|
||
this.recordingPage = await this.recordingContext.newPage();
|
||
|
||
// Add the recording context and page to our managed lists
|
||
this.contexts.push(this.recordingContext);
|
||
this.pages.push(this.recordingPage);
|
||
this.activePageIndex = this.pages.length - 1;
|
||
|
||
// Set up page tracking
|
||
this.setupPageTracking(this.recordingPage);
|
||
|
||
// Invalidate CDP session since we switched pages
|
||
await this.invalidateCDPSession();
|
||
|
||
// Navigate to URL if provided or captured
|
||
if (url) {
|
||
await this.recordingPage.goto(url, { waitUntil: 'load' });
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Stop recording and save the video file
|
||
* @returns Recording result with path
|
||
*/
|
||
async stopRecording(): Promise<{ path: string; frames: number; error?: string }> {
|
||
if (!this.recordingContext || !this.recordingPage) {
|
||
return { path: '', frames: 0, error: 'No recording in progress' };
|
||
}
|
||
|
||
const outputPath = this.recordingOutputPath;
|
||
|
||
try {
|
||
// Get the video object before closing the page
|
||
const video = this.recordingPage.video();
|
||
|
||
// Remove recording page/context from our managed lists before closing
|
||
const pageIndex = this.pages.indexOf(this.recordingPage);
|
||
if (pageIndex !== -1) {
|
||
this.pages.splice(pageIndex, 1);
|
||
}
|
||
const contextIndex = this.contexts.indexOf(this.recordingContext);
|
||
if (contextIndex !== -1) {
|
||
this.contexts.splice(contextIndex, 1);
|
||
}
|
||
|
||
// Close the page to finalize the video
|
||
await this.recordingPage.close();
|
||
|
||
// Save the video to the desired output path
|
||
if (video) {
|
||
await video.saveAs(outputPath);
|
||
}
|
||
|
||
// Clean up temp directory
|
||
if (this.recordingTempDir) {
|
||
rmSync(this.recordingTempDir, { recursive: true, force: true });
|
||
}
|
||
|
||
// Close the recording context
|
||
await this.recordingContext.close();
|
||
|
||
// Reset recording state
|
||
this.recordingContext = null;
|
||
this.recordingPage = null;
|
||
this.recordingOutputPath = '';
|
||
this.recordingTempDir = '';
|
||
|
||
// Adjust active page index
|
||
if (this.pages.length > 0) {
|
||
this.activePageIndex = Math.min(this.activePageIndex, this.pages.length - 1);
|
||
} else {
|
||
this.activePageIndex = 0;
|
||
}
|
||
|
||
// Invalidate CDP session since we may have switched pages
|
||
await this.invalidateCDPSession();
|
||
|
||
return { path: outputPath, frames: 0 }; // Playwright doesn't expose frame count
|
||
} catch (error) {
|
||
// Clean up temp directory on error
|
||
if (this.recordingTempDir) {
|
||
rmSync(this.recordingTempDir, { recursive: true, force: true });
|
||
}
|
||
|
||
// Reset state on error
|
||
this.recordingContext = null;
|
||
this.recordingPage = null;
|
||
this.recordingOutputPath = '';
|
||
this.recordingTempDir = '';
|
||
|
||
const message = error instanceof Error ? error.message : String(error);
|
||
return { path: outputPath, frames: 0, error: message };
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Restart recording - stops current recording (if any) and starts a new one.
|
||
* Convenience method that combines stopRecording and startRecording.
|
||
*
|
||
* @param outputPath - Path to the output video file (must be .webm)
|
||
* @param url - Optional URL to navigate to (defaults to current page URL)
|
||
* @returns Result from stopping the previous recording (if any)
|
||
*/
|
||
async restartRecording(
|
||
outputPath: string,
|
||
url?: string
|
||
): Promise<{ previousPath?: string; stopped: boolean }> {
|
||
let previousPath: string | undefined;
|
||
let stopped = false;
|
||
|
||
// Stop current recording if active
|
||
if (this.recordingContext) {
|
||
const result = await this.stopRecording();
|
||
previousPath = result.path;
|
||
stopped = true;
|
||
}
|
||
|
||
// Start new recording
|
||
await this.startRecording(outputPath, url);
|
||
|
||
return { previousPath, stopped };
|
||
}
|
||
|
||
/**
|
||
* Close the browser and clean up
|
||
*/
|
||
async close(): Promise<void> {
|
||
// Stop recording if active (saves video)
|
||
if (this.recordingContext) {
|
||
await this.stopRecording();
|
||
}
|
||
|
||
// Stop screencast if active
|
||
if (this.screencastActive) {
|
||
await this.stopScreencast();
|
||
}
|
||
|
||
// Clean up profiling state if active (without saving)
|
||
if (this.profilingActive) {
|
||
const cdp = this.cdpSession;
|
||
if (cdp) {
|
||
if (this.profileDataHandler) {
|
||
cdp.off('Tracing.dataCollected', this.profileDataHandler);
|
||
}
|
||
if (this.profileCompleteHandler) {
|
||
cdp.off('Tracing.tracingComplete', this.profileCompleteHandler);
|
||
}
|
||
await cdp.send('Tracing.end').catch(() => {});
|
||
}
|
||
this.profilingActive = false;
|
||
this.profileChunks = [];
|
||
this.profileEventsDropped = false;
|
||
this.profileCompleteResolver = null;
|
||
this.profileDataHandler = null;
|
||
this.profileCompleteHandler = null;
|
||
}
|
||
|
||
// Clean up CDP session
|
||
if (this.cdpSession) {
|
||
await this.cdpSession.detach().catch(() => {});
|
||
this.cdpSession = null;
|
||
}
|
||
|
||
if (this.browserbaseSessionId && this.browserbaseApiKey) {
|
||
await this.closeBrowserbaseSession(this.browserbaseSessionId, this.browserbaseApiKey).catch(
|
||
(error) => {
|
||
console.error('Failed to close Browserbase session:', error);
|
||
}
|
||
);
|
||
this.browser = null;
|
||
} else if (this.browserUseSessionId && this.browserUseApiKey) {
|
||
await this.closeBrowserUseSession(this.browserUseSessionId, this.browserUseApiKey).catch(
|
||
(error) => {
|
||
console.error('Failed to close Browser Use session:', error);
|
||
}
|
||
);
|
||
this.browser = null;
|
||
} else if (this.kernelSessionId && this.kernelApiKey) {
|
||
await this.closeKernelSession(this.kernelSessionId, this.kernelApiKey).catch((error) => {
|
||
console.error('Failed to close Kernel session:', error);
|
||
});
|
||
this.browser = null;
|
||
} else if (this.cdpEndpoint !== null) {
|
||
// CDP: only disconnect, don't close external app's pages
|
||
if (this.browser) {
|
||
await this.browser.close().catch(() => {});
|
||
this.browser = null;
|
||
}
|
||
} else {
|
||
// Regular browser: close everything
|
||
for (const page of this.pages) {
|
||
await page.close().catch(() => {});
|
||
}
|
||
for (const context of this.contexts) {
|
||
await context.close().catch(() => {});
|
||
}
|
||
if (this.browser) {
|
||
await this.browser.close().catch(() => {});
|
||
this.browser = null;
|
||
}
|
||
}
|
||
|
||
this.pages = [];
|
||
this.contexts = [];
|
||
this.cdpEndpoint = null;
|
||
this.browserbaseSessionId = null;
|
||
this.browserbaseApiKey = null;
|
||
this.browserUseSessionId = null;
|
||
this.browserUseApiKey = null;
|
||
this.kernelSessionId = null;
|
||
this.kernelApiKey = null;
|
||
this.isPersistentContext = false;
|
||
this.activePageIndex = 0;
|
||
this.colorScheme = null;
|
||
this.stealthEnabled = false;
|
||
this.stealthConnectionKind = 'local';
|
||
this.contextLocale = undefined;
|
||
this.contextTimezoneId = undefined;
|
||
this.contextHeaders = undefined;
|
||
this.contextUserAgent = undefined;
|
||
this.refMap = {};
|
||
this.lastSnapshot = '';
|
||
this.frameCallback = null;
|
||
}
|
||
}
|