import { StatusCodes } from 'http-status-codes';
import WebSocket, { type RawData, WebSocketServer } from 'ws';
+import { AbstractUIServer } from './AbstractUIServer';
+import { UIServerUtils } from './UIServerUtils';
import type { UIServerConfiguration } from '../../types/ConfigurationData';
import type { ProtocolRequest, ProtocolResponse } from '../../types/UIProtocol';
import { WebSocketCloseEventStatusCode } from '../../types/WebSocket';
import logger from '../../utils/Logger';
import Utils from '../../utils/Utils';
-import { AbstractUIServer } from './AbstractUIServer';
-import { UIServerUtils } from './UIServerUtils';
const moduleName = 'UIWebSocketServer';
this.responseHandlers.set(requestId, ws);
this.uiServices
.get(version)
- .requestHandler(request)
+ ?.requestHandler(request)
.catch(() => {
/* Error caught by AbstractUIService */
});
);
});
});
+ // eslint-disable-next-line @typescript-eslint/no-unused-vars
+ this.httpServer.on('connect', (req: IncomingMessage, socket: internal.Duplex, head: Buffer) => {
+ if (req.headers?.connection !== 'Upgrade' || req.headers?.upgrade !== 'websocket') {
+ socket.write(`HTTP/1.1 ${StatusCodes.BAD_REQUEST} Bad Request\r\n\r\n`);
+ socket.destroy();
+ }
+ });
this.httpServer.on(
'upgrade',
(req: IncomingMessage, socket: internal.Duplex, head: Buffer): void => {
this.authenticate(req, (err) => {
- if (req.headers?.connection === 'Upgrade' && req.headers?.upgrade === 'websocket') {
- if (err) {
- socket.write(`HTTP/1.1 ${StatusCodes.UNAUTHORIZED} Unauthorized\r\n\r\n`);
- socket.destroy();
- return;
- }
- try {
- this.webSocketServer.handleUpgrade(req, socket, head, (ws: WebSocket) => {
- this.webSocketServer.emit('connection', ws, req);
- });
- } catch (error) {
- logger.error(
- `${this.logPrefix(
- moduleName,
- 'start.httpServer.on.upgrade'
- )} Error at handling connection upgrade:`,
- error
- );
- }
- } else {
- socket.write(`HTTP/1.1 ${StatusCodes.BAD_REQUEST} Bad Request\r\n\r\n`);
+ if (err) {
+ socket.write(`HTTP/1.1 ${StatusCodes.UNAUTHORIZED} Unauthorized\r\n\r\n`);
socket.destroy();
+ return;
+ }
+ try {
+ this.webSocketServer.handleUpgrade(req, socket, head, (ws: WebSocket) => {
+ this.webSocketServer.emit('connection', ws, req);
+ });
+ } catch (error) {
+ logger.error(
+ `${this.logPrefix(
+ moduleName,
+ 'start.httpServer.on.upgrade'
+ )} Error at handling connection upgrade:`,
+ error
+ );
}
});
}