@elastic/synthetics
Version:
Elastic synthetic monitoring agent
77 lines • 3.23 kB
JavaScript
;
/**
* MIT License
*
* Copyright (c) 2020-present, Elastic NV
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.BrowserService = void 0;
const url_1 = require("url");
const http_1 = require("http");
const http_proxy_1 = require("http-proxy");
const playwright_core_1 = require("playwright-core");
const logger_1 = require("./logger");
class BrowserService {
options;
closeCallbacks = [];
proxyServer = (0, http_1.createServer)();
constructor(options = { port: 9322 }) {
this.options = options;
}
init() {
const proxy = (0, http_proxy_1.createProxyServer)();
this.proxyServer.on('upgrade', async (req, socket, head) => {
const browserServer = await playwright_core_1.chromium.launchServer({ headless: true });
const wsEndpoint = browserServer.wsEndpoint();
const { pathname, origin } = new url_1.URL(wsEndpoint);
req.url = pathname;
(0, logger_1.log)(`New browser: ${wsEndpoint}`);
proxy.ws(req, socket, head, { target: origin });
const closeBrowser = async () => {
const index = this.closeCallbacks.indexOf(closeBrowser);
if (index >= 0) {
this.closeCallbacks.splice(index, 1);
}
await browserServer.close();
(0, logger_1.log)(`Socket closed: ${wsEndpoint}`);
};
this.closeCallbacks.push(closeBrowser);
socket.on('close', closeBrowser);
socket.on('error', closeBrowser);
});
this.proxyServer.listen(this.options.port, () => {
(0, logger_1.log)(`Listening on port: ${this.options.port}`);
});
}
async dispose() {
for (let i = 0; i < this.closeCallbacks.length; i++) {
const callback = this.closeCallbacks[i];
await callback();
}
this.closeCallbacks = [];
await new Promise(resolve => {
this.proxyServer.close(resolve);
});
}
}
exports.BrowserService = BrowserService;
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