Binato/Binato.ts

74 lines
No EOL
2.5 KiB
TypeScript

import { Application } from "express";
import compression from "compression";
import { ConsoleHelper } from "./ConsoleHelper";
import express from "express";
import { readFile } from "fs";
import { Registry, collectDefaultMetrics } from "prom-client";
const binatoApp:Application = express();
const config = require("./config.json");
if (config["prometheus"]["enabled"]) {
const register:Registry = new Registry();
register.setDefaultLabels({ app: "nodejs_binato" });
collectDefaultMetrics({ register });
const prometheusApp:Application = express();
prometheusApp.get("/metrics", async (req, res) => {
res.end(await register.metrics());
});
prometheusApp.listen(config["prometheus"]["port"], () => ConsoleHelper.printBancho(`Prometheus metrics listening at port ${config["prometheus"]["port"]}`));
} else {
ConsoleHelper.printWarn("Prometheus is disabled!");
}
if (config["express"]["compression"]) {
binatoApp.use(compression());
ConsoleHelper.printBancho("Compression is enabled");
} else {
ConsoleHelper.printWarn("Compression is disabled");
}
binatoApp.use((req, res) => {
let packet:Buffer = Buffer.alloc(0);
req.on("data", (chunk:Buffer) => packet = Buffer.concat([packet, chunk], packet.length + chunk.length));
req.on("end", () => {
switch (req.method) {
case "GET":
if (req.url == "/" || req.url == "/index.html" || req.url == "/index") {
res.sendFile(`${__dirname}/web/serverPage.html`);
} else if (req.url == "/chat") {
readFile("./web/chatPageTemplate.html", (err, data) => {
if (err) throw err;
let lines = "", flip = false;
const limit = global.chatHistory.length < 10 ? 10 : global.chatHistory.length;
for (let i = global.chatHistory.length - 10; i < limit; i++) {
if (i < 0) i = 0;
lines += `<div class="line line${flip ? 1 : 0}">${global.chatHistory[i] == null ? "<hidden>blank</hidden>" : global.chatHistory[i]}</div>`
flip = !flip;
}
res.send(data.toString().replace("|content|", lines));
});
}
break;
case "POST":
// Make sure this address should respond to bancho requests
// Bancho addresses: c, c1, c2, c3, c4, c5, c6, ce
// Just looking for the first character being "c" *should* be enough
if (req.headers["host"].split(".")[0][0] == "c")
serverHandler(req, res);
else
res.status(400).send("400 | Bad Request!<br>Binato only accepts POST requests on Bancho subdomains.<hr>Binato");
break;
default:
res.status(405).send("405 | Method not allowed!<hr>Binato");
break;
}
});
});