leverage vite dev server proxying to avoid patch fixes (93a3be8e) · Commits · sc07 / Fediverse Auth

backend/example.env

+0 −4

Original line number	Diff line number	Diff line
		@@ -7,10 +7,6 @@ PORT=3000

		OIDC_ISSUER=http://localhost:3000

		# redirect routes to this host
		# used by some alternate packager, like vite
		CLIENT_HOST=http://localhost:5173

		# Lemmy Polyfill
		LEMMY_HOST=
		LEMMY_USER=

backend/src/lib/express.ts

+91 −33

Original line number	Diff line number	Diff line
		@@ -34,51 +34,109 @@ app.use(
		secure:
		process.env.NODE_ENV === "production" && !process.env.USE_INSECURE,
		sameSite: "lax",
		httpOnly: false,
		},
		// TODO: do not use memory store
		})
		);

		app.use("/interaction/:uid", async (req, res, next) => {
		const interactionMiddleware = (
		req: express.Request,
		resp: express.Response
		) => {
		return new Promise<
		\| { type: "continue" }
		\| { type: "redirect"; to: string }
		\| { type: "error"; error: "session_lost" }
		\| { type: "error"; error: "unknown" }
		>(async (res) => {
		const interaction = await oidc.Interaction.find(req.params.uid);
		if (interaction?.prompt.name === "login") {
		if (typeof req.session.user === "undefined") {
		res.redirect("/login?return=" + encodeURIComponent(req.originalUrl));
		res({
		type: "redirect",
		to:
		"/login?return=" +
		encodeURIComponent("/interaction/" + req.params.uid),
		});
		} else {
		try {
		const returnTo = await oidc.interactionResult(req, res, {
		const returnTo = await oidc.interactionResult(req, resp, {
		login: { accountId: req.session.user.sub },
		});

		req.session.destroy(() => {
		res.redirect(returnTo);
		res({ type: "redirect", to: returnTo });
		});
		} catch (e) {
		console.error("Error while in interaction middleware", e);

		req.session.destroy(() => {
		if (e instanceof OIDC_Errors.SessionNotFound) {
		res.send("<h1>session lost</h1>try logging in again");
		res({ type: "error", error: "session_lost" });
		} else {
		res.send("<h1>unknown error</h1> try logging in again");
		res({ type: "error", error: "unknown" });
		}
		});
		}
		}

		return;
		} else {
		res({ type: "continue" });
		}

		next();
		});
		};

		if (process.env.CLIENT_HOST) {
		app.get(["/interaction*", "/login"], (req, res) => {
		const url = new URL(req.originalUrl, process.env.CLIENT_HOST!);
		res.redirect(url.toString());
		if (process.env.NODE_ENV === "development") {
		// expose the internals of the interaction middleware for the vite dev server to access
		app.post("/_dev/interaction/:uid", async (req, res) => {
		const middleware = await interactionMiddleware(req, res);

		switch (middleware.type) {
		case "redirect":
		res.redirect(middleware.to);
		break;
		case "error":
		switch (middleware.error) {
		case "session_lost":
		res.send("<h1>session lost</h1><p>Try login again</p>");
		break;
		case "unknown":
		res.send("<h1>unknown error</h1>");
		break;
		}
		break;
		case "continue":
		default:
		res.end();
		break;
		}
		});
		}

		app.use("/interaction/:uid", async (req, res, next) => {
		const middleware = await interactionMiddleware(req, res);

		switch (middleware.type) {
		case "redirect":
		res.redirect(middleware.to);
		break;
		case "error":
		switch (middleware.error) {
		case "session_lost":
		res.send("<h1>session lost</h1><p>Try login again</p>");
		break;
		case "unknown":
		res.send("<h1>unknown error</h1>");
		break;
		}
		break;
		case "continue":
		default:
		next();
		break;
		}
		});

		if (process.env.SERVE_FRONTEND) {
		const indexFile = path.join(process.env.SERVE_FRONTEND, "index.html");

frontend/example.env

+1 −1

Original line number	Diff line number	Diff line
		# Development Use
		# Specify the backend url
		# VITE_APP_ROOT=http://localhost:3000
		No newline at end of file
		# DEV_BACKEND_HOST=http://localhost:3000
		No newline at end of file

frontend/src/Logout/Logout.tsx

+2 −2

Original line number	Diff line number	Diff line
		@@ -17,7 +17,7 @@ export const LogoutPage = () => {
		>();

		useEffect(() => {
		fetch(import.meta.env.VITE_APP_ROOT + "/api/v1/whoami", {
		fetch("/api/v1/whoami", {
		credentials: "include",
		})
		.then((a) => a.json())
		@@ -33,7 +33,7 @@ export const LogoutPage = () => {
		const doLogout = () => {
		setLoading(true);

		fetch(import.meta.env.VITE_APP_ROOT + "/api/v1/logout", {
		fetch("/api/v1/logout", {
		method: "POST",
		credentials: "include",
		})

frontend/src/env.d.ts

0 → 100644

+10 −0

Original line number	Diff line number	Diff line
		declare global {
		namespace NodeJS {
		interface ProcessEnv {
		NODE_ENV: "development" \| "production";
		DEV_BACKEND_HOST?: string;
		}
		}
		}

		export {};