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Adding back authentication to uws websocket

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This commit is contained in:
David Négrier 2020-09-30 10:12:40 +02:00
parent e9b538e43c
commit 5de2f61231
4 changed files with 98 additions and 42 deletions
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0
back/src/Controller/AdminController.ts
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5
back/src/Controller/AuthenticateController.ts
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@ -39,6 +39,7 @@ export class AuthenticateController extends BaseController {
res.onAborted(() => {
console.warn('Login request was aborted');
})
const host = req.getHeader('host');
const param = await res.json();
//todo: what to do if the organizationMemberToken is already used?
@ -63,7 +64,7 @@ export class AuthenticateController extends BaseController {
newUrl = this.getNewUrlOnAdminAuth(data)
} else {
userUuid = uuid();
mapUrlStart = req.getHeader('host').replace('api.', 'maps.') + URL_ROOM_STARTED;
mapUrlStart = host.replace('api.', 'maps.') + URL_ROOM_STARTED;
newUrl = null;
}
@ -76,7 +77,7 @@ export class AuthenticateController extends BaseController {
}));
} catch (e) {
console.log(e.message)
console.log("An error happened", e)
res.writeStatus(e.status || "500 Internal Server Error").end('An error happened');
}

134
back/src/Controller/IoSocketController.ts
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@ -47,7 +47,8 @@ import {
import {UserMovesMessage} from "../Messages/generated/messages_pb";
import Direction = PositionMessage.Direction;
import {ProtobufUtils} from "../Model/Websocket/ProtobufUtils";
import {App, TemplatedApp, WebSocket} from "uWebSockets.js"
import {App, HttpRequest, TemplatedApp, WebSocket} from "uWebSockets.js"
import {parse} from "query-string";
enum SocketIoEvent {
CONNECTION = "connection",
@ -135,67 +136,122 @@ export class IoSocketController {
return null;
}*/
private authenticate(ws: WebSocket) {
private async authenticate(req: HttpRequest): Promise<{ token: string, userUuid: string }> {
//console.log(socket.handshake.query.token);
/*if (!socket.handshake.query || !socket.handshake.query.token) {
console.error('An authentication error happened, a user tried to connect without a token.');
return next(new Error('Authentication error'));
}
if(socket.handshake.query.token === 'test'){
if (ALLOW_ARTILLERY) {
(socket as ExSocketInterface).token = socket.handshake.query.token;
(socket as ExSocketInterface).userId = this.nextUserId;
(socket as ExSocketInterface).userUuid = uuid();
this.nextUserId++;
(socket as ExSocketInterface).isArtillery = true;
console.log((socket as ExSocketInterface).userId);
next();
return;
} else {
console.warn("In order to perform a load-testing test on this environment, you must set the ALLOW_ARTILLERY environment variable to 'true'");
next();
const query = parse(req.getQuery());
if (!query.token) {
console.error('An authentication error happened, a user tried to connect without a token.');
throw new Error('An authentication error happened, a user tried to connect without a token.');
}
const token = query.token;
if (typeof(token) !== "string") {
throw new Error('Token is expected to be a string');
}
if(token === 'test'){
if (ALLOW_ARTILLERY) {
return {
token,
userUuid: uuid()
}
} else {
throw new Error("In order to perform a load-testing test on this environment, you must set the ALLOW_ARTILLERY environment variable to 'true'");
}
(socket as ExSocketInterface).isArtillery = false;
if(this.searchClientByToken(socket.handshake.query.token)){
console.error('An authentication error happened, a user tried to connect while its token is already connected.');
return next(new Error('Authentication error'));
}
Jwt.verify(socket.handshake.query.token, SECRET_KEY, (err: JsonWebTokenError, tokenDecoded: object) => {
}
/*if(this.searchClientByToken(socket.handshake.query.token)){
console.error('An authentication error happened, a user tried to connect while its token is already connected.');
return next(new Error('Authentication error'));
}*/
const promise = new Promise<{ token: string, userUuid: string }>((resolve, reject) => {
Jwt.verify(token, SECRET_KEY, (err: JsonWebTokenError, tokenDecoded: object) => {
const tokenInterface = tokenDecoded as TokenInterface;
if (err) {
console.error('An authentication error happened, invalid JsonWebToken.', err);
return next(new Error('Authentication error'));
reject(new Error('An authentication error happened, invalid JsonWebToken. '+err.message));
return;
}
if (!this.isValidToken(tokenInterface)) {
return next(new Error('Authentication error, invalid token structure'));
reject(new Error('Authentication error, invalid token structure.'));
return;
}
(socket as ExSocketInterface).token = socket.handshake.query.token;
(socket as ExSocketInterface).userId = this.nextUserId;
(socket as ExSocketInterface).userUuid = tokenInterface.userUuid;
this.nextUserId++;
next();
});*/
const socket = ws as ExSocketInterface;
socket.userId = this.nextUserId;
this.nextUserId++;
resolve({
token,
userUuid: tokenInterface.userUuid
});
});
});
return promise;
}
ioConnection() {
this.app.ws('/*', {
/* Options */
//compression: uWS.SHARED_COMPRESSOR,
maxPayloadLength: 16 * 1024 * 1024,
//idleTimeout: 10,
upgrade: (res, req, context) => {
console.log('An Http connection wants to become WebSocket, URL: ' + req.getUrl() + '!');
(async () => {
/* Keep track of abortions */
const upgradeAborted = {aborted: false};
res.onAborted(() => {
/* We can simply signal that we were aborted */
upgradeAborted.aborted = true;
});
try {
const result = await this.authenticate(req);
if (upgradeAborted.aborted) {
console.log("Ouch! Client disconnected before we could upgrade it!");
/* You must not upgrade now */
return;
}
/* This immediately calls open handler, you must not use res after this call */
res.upgrade({
// Data passed here is accessible on the "websocket" socket object.
url: req.getUrl(),
token: result.token,
userUuid: result.userUuid
},
/* Spell these correctly */
req.getHeader('sec-websocket-key'),
req.getHeader('sec-websocket-protocol'),
req.getHeader('sec-websocket-extensions'),
context);
} catch (e: unknown) {
if (e instanceof Error) {
console.warn(e.message);
res.writeStatus("401 Unauthorized").end(e.message);
} else {
console.warn(e);
res.writeStatus("500 Internal Server Error").end('An error occurred');
}
return;
}
})();
},
/* Handlers */
open: (ws) => {
this.authenticate(ws);
// TODO: close if authenticate is ko
const client : ExSocketInterface = ws as ExSocketInterface;
client.userId = this.nextUserId;
this.nextUserId++;
client.userUuid = ws.userUuid;
client.token = ws.token;
client.batchedMessages = new BatchMessage();
client.batchTimeout = null;
client.emitInBatch = (payload: SubMessage): void => {

1
back/src/Model/Websocket/ExSocketInterface.ts
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@ -13,7 +13,6 @@ export interface ExSocketInterface extends WebSocket, Identificable {
characterLayers: string[];
position: PointInterface;
viewport: ViewportInterface;
isArtillery: boolean; // Whether this socket is opened by Artillery for load testing (hack)
/**
* Pushes an event that will be sent in the next batch of events
*/