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import config from "$config";
import cors from "@fastify/cors";
import fastifyProxy from "@fastify/http-proxy";
import fastifyMultipart from "@fastify/multipart";
import fastifyPassport from "@fastify/passport";
import fastifyRateLimit from "@fastify/rate-limit";
import fastifySecureSession from "@fastify/secure-session";
import fastifyStatic from "@fastify/static";
import fastify from "fastify";
import pino from "pino";
import * as path from "path";
import { jwtStrategy } from "$lib/auth";
const app = fastify({
logger: true,
disableRequestLogging: true,
maxParamLength: 500,
});
const reqLogger = pino(pino.destination("req"));
const resLogger = pino(pino.destination("res"));
// Never log plaintext passwords. Redact password fields from request bodies
// before they reach the request log.
const REDACT_FIELDS = ["password", "confirm"];
const redactBody = (body: any) => {
if (!body || typeof body !== "object") return body;
const copy: any = { ...body };
for (const field of REDACT_FIELDS)
if (field in copy) copy[field] = "[redacted]";
return copy;
};
// Never persist session credentials to the request log. The Authorization
// bearer token and the token cookie are full account credentials (JWTs that
// don't expire) — logging them turns log-read access into account takeover.
const REDACT_HEADERS = ["authorization", "cookie"];
const redactHeaders = (headers: any) => {
if (!headers || typeof headers !== "object") return headers;
const copy: any = { ...headers };
for (const h of REDACT_HEADERS) if (h in copy) copy[h] = "[redacted]";
return copy;
};
// app.addHook("onRequest", async (req) => {
// reqLogger.info({ url: req.raw.url, id: req.id });
// });
//
app.addHook("preHandler", async (req) => {
const url = req.raw.url;
const ignore = [
"/ws",
"/me",
"/confirm",
"/public",
"/rates",
"/challenge",
"/rate",
"/lnurlp",
"/subscriptions",
"/accounts",
"/contacts",
];
if (ignore.some((path) => url.startsWith(path))) return;
if (req.method === "GET" && url.startsWith("/users")) return;
const xff = req.headers["x-forwarded-for"];
const forwardedIp = Array.isArray(xff) ? xff[0] : xff?.split(",")[0]?.trim();
const ip = req.headers["cf-connecting-ip"] || forwardedIp || req.ip;
reqLogger.info({
method: req.method,
url,
ip,
headers: redactHeaders(req.headers),
query: req.query,
body: redactBody(req.body),
user: (req.user as any)?.username,
id: req.id,
});
});
app.addHook("onResponse", async (req, reply) => {
const rawCookies = req.raw.headers.cookie || "";
const cookies: any = rawCookies.split(";").reduce((acc, cookie) => {
const [key, value] = cookie.split("=").map((s) => s.trim());
if (key && value) acc[key] = value;
return acc;
}, {});
resLogger.info({
id: req.id,
url: req.raw.url,
statusCode: reply.raw.statusCode,
durationMs: reply.elapsedTime,
username: cookies.username,
});
});
app.register(fastifyRateLimit, {
allowList: (req) => req.raw.url?.includes("public"),
max: 2000,
timeWindow: 2000,
keyGenerator: (req) => {
const ip = (req.headers["cf-connecting-ip"] as string) || req.ip;
const ua = req.headers["user-agent"] || "unknown-ua";
return req.headers["rate-limit-by"] === "ua" ? ua : ip;
},
errorResponseBuilder: () => {
return {
statusCode: 429,
error: "Too Many Requests",
message: "Rate limit exceeded, retry in 2 seconds",
};
},
});
app.register(fastifyRateLimit, {
allowList: (req) => {
const url = req.raw.url || "";
const matches = url.includes("/login") || url.includes("/send");
return !matches;
},
max: 10,
timeWindow: 10000,
keyGenerator: (req) => (req.headers["user-agent"] as string) || "unknown-ua",
errorResponseBuilder: () => ({
statusCode: 429,
error: "Too Many Requests",
message: "Rate limit exceeded",
}),
});
app.register(fastifyProxy, {
upstream: "http://localhost:3120",
prefix: "/ws",
rewritePrefix: "/ws",
websocket: true,
disableRequestLogging: true,
});
app.register(fastifySecureSession, {
key: Buffer.from(config.jwt, "hex"),
});
app.register(fastifyPassport.initialize());
app.register(fastifyPassport.secureSession());
fastifyPassport.use("jwt", jwtStrategy);
app.register(fastifyMultipart, { limits: { fileSize: 10 ** 7 } });
app.register(fastifyStatic, {
root: path.join("/home/bun/app/data/uploads"),
prefix: "/public/",
});
await app.register(cors, {
origin: true,
credentials: true,
});
app.setErrorHandler((error, _, reply) => {
if (error instanceof fastify.errorCodes.FST_ERR_BAD_STATUS_CODE) {
reply.status(500).send({ ok: false });
} else {
reply.send(error);
}
});
app.setNotFoundHandler((_, reply) =>
reply.code(404).type("text/html").send("Not Found"),
);
export default app;
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