element-web/playwright/plugins/oauth_server/index.ts

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/*
Copyright 2024 New Vector Ltd.
Copyright 2023 The Matrix.org Foundation C.I.C.
SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/
import http from "http";
import express from "express";
import { AddressInfo } from "net";
export class OAuthServer {
private server?: http.Server;
public start(): number {
if (this.server) this.stop();
const app = express();
// static files. This includes the "authorization endpoint".
app.use(express.static(__dirname + "/res"));
// token endpoint (see https://openid.net/specs/openid-connect-core-1_0.html#TokenEndpoint)
app.use("/oauth/token", express.urlencoded({ extended: true }));
app.post("/oauth/token", (req, res) => {
// if the code is valid, accept it. Otherwise, return an error.
const code = req.body.code;
if (code === "valid_auth_code") {
res.send({
access_token: "oauth_access_token",
token_type: "Bearer",
expires_in: "3600",
});
} else {
res.send({ error: "bad auth code" });
}
});
// userinfo endpoint (see https://openid.net/specs/openid-connect-core-1_0.html#UserInfo)
app.get("/oauth/userinfo", (req, res) => {
// TODO: validate that the request carries an auth header which matches the access token we issued above
// return an OAuth2 user info object
res.send({
sub: "alice",
name: "Alice",
});
});
this.server = http.createServer(app);
this.server.listen();
const address = this.server.address() as AddressInfo;
console.log(`Started OAuth server at ${address.address}:${address.port}`);
return address.port;
}
public stop(): void {
console.log("Stopping OAuth server");
const address = this.server.address() as AddressInfo;
this.server.close();
console.log(`Stopped OAuth server at ${address.address}:${address.port}`);
}
}