@sussudio/platform
Version:
Internal APIs for VS Code's service injection the base services.
40 lines (39 loc) • 1.63 kB
JavaScript
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as net from 'net';
import { NodeSocket } from '@sussudio/base/parts/ipc/node/ipc.net.mjs';
export const nodeSocketFactory = new (class {
connect(host, port, path, query, debugLabel, callback) {
const errorListener = (err) => callback(err, undefined);
const socket = net.createConnection({ host: host, port: port }, () => {
socket.removeListener('error', errorListener);
// https://tools.ietf.org/html/rfc6455#section-4
const buffer = Buffer.alloc(16);
for (let i = 0; i < 16; i++) {
buffer[i] = Math.round(Math.random() * 256);
}
const nonce = buffer.toString('base64');
const headers = [
`GET ws://${/:/.test(host) ? `[${host}]` : host}:${port}${path}?${query}&skipWebSocketFrames=true HTTP/1.1`,
`Connection: Upgrade`,
`Upgrade: websocket`,
`Sec-WebSocket-Key: ${nonce}`,
];
socket.write(headers.join('\r\n') + '\r\n\r\n');
const onData = (data) => {
const strData = data.toString();
if (strData.indexOf('\r\n\r\n') >= 0) {
// headers received OK
socket.off('data', onData);
callback(undefined, new NodeSocket(socket, debugLabel));
}
};
socket.on('data', onData);
});
// Disable Nagle's algorithm.
socket.setNoDelay(true);
socket.once('error', errorListener);
}
})();