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61 lines
2.0 KiB
TypeScript
61 lines
2.0 KiB
TypeScript
/**
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* Copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import WebSocket from 'ws';
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import { Connection } from '../client/connection';
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import { Playwright } from '../client/playwright';
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import { getPlaywrightVersion } from '../utils/utils';
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export class GridClient {
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private _ws: WebSocket;
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private _playwright: Playwright;
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static async connect(gridURL: string) {
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const params = new URLSearchParams();
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params.set('pwVersion', getPlaywrightVersion(true /* majorMinorOnly */));
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const ws = new WebSocket(`${gridURL}/claimWorker?` + params.toString());
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const errorText = await Promise.race([
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new Promise(f => ws.once('message', () => f(undefined))),
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new Promise(f => ws.once('close', (code, reason) => f(reason))),
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]);
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if (errorText)
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throw errorText;
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const connection = new Connection();
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connection.markAsRemote();
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connection.onmessage = (message: Object) => ws.send(JSON.stringify(message));
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ws.on('message', message => connection.dispatch(JSON.parse(message.toString())));
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ws.on('close', (code, reason) => connection.close(reason));
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const playwright = await connection.initializePlaywright();
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playwright._enablePortForwarding();
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return new GridClient(ws, playwright);
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}
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constructor(ws: WebSocket, playwright: Playwright) {
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this._ws = ws;
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this._playwright = playwright;
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}
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playwright(): Playwright {
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return this._playwright;
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}
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close() {
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this._ws.close();
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}
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}
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