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chore: inject resources with CDP (#7186)
* proxyless: inject resources using cdp * fix tests * small refactoring * small refactoring * update hammerhead * stub proxyless tests * fix task script creation * fix proxyless run * revert refactoring
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| import BrowserConnection from './index'; | ||
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| class BrowserConnectionTracker { | ||
| public activeBrowserConnections: { [id: string]: BrowserConnection }; | ||
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| public constructor () { | ||
| this.activeBrowserConnections = {}; | ||
| } | ||
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| public add (connection: BrowserConnection): void { | ||
| this.activeBrowserConnections[connection.id] = connection; | ||
| } | ||
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| public remove (connection: BrowserConnection): void { | ||
| delete this.activeBrowserConnections[connection.id]; | ||
| } | ||
| } | ||
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| export default new BrowserConnectionTracker(); |
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89 changes: 89 additions & 0 deletions
89
src/browser/provider/built-in/dedicated/chrome/requests-interceptor.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| import { ProtocolApi } from 'chrome-remote-interface'; | ||
| import Protocol from 'devtools-protocol'; | ||
| import RequestPausedEvent = Protocol.Fetch.RequestPausedEvent; | ||
| import RequestPattern = Protocol.Fetch.RequestPattern; | ||
| import GetResponseBodyResponse = Protocol.Fetch.GetResponseBodyResponse; | ||
| import { | ||
| injectResources, | ||
| PageInjectableResources, | ||
| INJECTABLE_SCRIPTS as HAMMERHEAD_INJECTABLE_SCRIPTS, | ||
| } from 'testcafe-hammerhead'; | ||
| import BrowserConnection from '../../../../connection'; | ||
| import { SCRIPTS, TESTCAFE_UI_STYLES } from '../../../../../assets/injectables'; | ||
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| const HTTP_STATUS_OK = 200; | ||
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| export default class RequestsInterceptor { | ||
| private readonly _browserId: string; | ||
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| public constructor (browserId: string) { | ||
| this._browserId = browserId; | ||
| } | ||
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| private _getResponseAsString (response: GetResponseBodyResponse): string { | ||
| return response.base64Encoded | ||
| ? Buffer.from(response.body, 'base64').toString() | ||
| : response.body; | ||
| } | ||
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| private async _prepareInjectableResources (): Promise<PageInjectableResources> { | ||
| const browserConnection = BrowserConnection.getById(this._browserId) as BrowserConnection; | ||
| const proxy = browserConnection.browserConnectionGateway.proxy; | ||
| const windowId = browserConnection.activeWindowId; | ||
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| const taskScript = await browserConnection.currentJob.currentTestRun.session.getTaskScript({ | ||
| referer: '', | ||
| cookieUrl: '', | ||
| isIframe: false, | ||
| withPayload: true, | ||
| serverInfo: proxy.server1Info, | ||
| windowId, | ||
| }); | ||
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| const injectableResources = { | ||
| stylesheets: [ | ||
| TESTCAFE_UI_STYLES, | ||
| ], | ||
| scripts: [ | ||
| ...HAMMERHEAD_INJECTABLE_SCRIPTS, | ||
| ...SCRIPTS, | ||
| ], | ||
| embeddedScripts: [taskScript], | ||
| }; | ||
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| injectableResources.scripts = injectableResources.scripts.map(script => proxy.resolveRelativeServiceUrl(script)); | ||
| injectableResources.stylesheets = injectableResources.stylesheets.map(style => proxy.resolveRelativeServiceUrl(style)); | ||
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| return injectableResources; | ||
| } | ||
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| public async setup (client: ProtocolApi): Promise<void> { | ||
| const fetchAllDocumentsPattern = { | ||
| urlPattern: '*', | ||
| resourceType: 'Document', | ||
| requestStage: 'Response', | ||
| } as RequestPattern; | ||
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| await client.Fetch.enable({ patterns: [fetchAllDocumentsPattern] }); | ||
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| client.Fetch.on('requestPaused', async (params: RequestPausedEvent) => { | ||
| const { | ||
| requestId, | ||
| responseHeaders, | ||
| responseStatusCode, | ||
| } = params; | ||
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| const responseObj = await client.Fetch.getResponseBody({ requestId }); | ||
| const responseStr = this._getResponseAsString(responseObj); | ||
| const injectableResources = await this._prepareInjectableResources(); | ||
| const updatedResponseStr = injectResources(responseStr, injectableResources); | ||
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| await client.Fetch.fulfillRequest({ | ||
| requestId, | ||
| responseCode: responseStatusCode || HTTP_STATUS_OK, | ||
| responseHeaders: responseHeaders || [], | ||
| body: Buffer.from(updatedResponseStr).toString('base64'), | ||
| }); | ||
| }); | ||
| } | ||
| } |
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