poke/server.js

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JavaScript
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/*
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PokeTube is an Free/Libre youtube front-end. this is our main file.
Copyright (C) 2021-2024 POKETUBE (https://codeberg.org/Ashley/poketube)
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This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see https://www.gnu.org/licenses/.
*/
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(async function () {
const {
fetcher,
core,
wiki,
musicInfo,
modules,
version,
initlog,
init,
} = require("./src/libpoketube/libpoketube-initsys.js");
const media_proxy = require("./src/libpoketube/libpoketube-video.js");
const { sinit } = require("./src/libpoketube/init/superinit.js");
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const innertube = require("./src/libpoketube/libpoketube-youtubei-objects.json");
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const config = require("./config.json");
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const u = await media_proxy();
initlog("Loading...");
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initlog(
"[Welcome] Welcome To Poke - The ultimate privacy app - :3 " +
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"Running " +
`Node ${process.version} - V8 v${
process.versions.v8
} - ${process.platform.replace("linux", "GNU/Linux")} ${
process.arch
} Server - libpt ${version}`
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);
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const {
IsJsonString,
convert,
getFirstLine,
capitalizeFirstLetter,
turntomins,
getRandomInt,
getRandomArbitrary,
} = require("./src/libpoketube/ptutils/libpt-coreutils.js");
initlog("Loaded libpt-coreutils");
const templateDir = modules.path.resolve(
`${process.cwd()}${modules.path.sep}html`
);
const sha384 = modules.hash;
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const rateLimit = require("express-rate-limit");
const limiter = rateLimit({
windowMs:45 * 1000, // 45 Seconds
max: 886, // limit each IP to 866 requests per windowMs
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});
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var app = modules.express();
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app.use(limiter);
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initlog("Loaded express.js");
app.engine("html", require("ejs").renderFile);
app.use(modules.express.urlencoded({ extended: true })); // for parsing application/x-www-form-urlencoded
app.use(modules.useragent.express());
app.use(modules.express.json()); // for parsing application/json
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app.enable("trust proxy");
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var toobusy = require('toobusy-js')
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const renderTemplate = async (res, req, template, data = {}) => {
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res.render(
modules.path.resolve(`${templateDir}${modules.path.sep}${template}`),
Object.assign(data)
);
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};
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// Set check interval to a faster value. This will catch more latency spikes
// but may cause the check to be too sensitive.
toobusy.interval(110);
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toobusy.maxLag(3500);
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app.use(function(req, res, next) {
if (toobusy()) {
res.send(503, "I'm busy right now, sorry.");
} else {
next();
}
});
toobusy.onLag(function(currentLag) {
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process.exit(1);
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console.log("Event loop lag detected! Latency: " + currentLag + "ms");
});
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const random_words = [
"banana pie",
"how to buy an atom bomb",
"is love just an illusion",
"things to do if ur face becomes benjamin frenklin",
"how do defeat an pasta",
"can you go to space?",
"how to become a god?",
"is a panda a panda if pandas???",
"Minecraft movie trailer",
"monke",
];
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const initPokeTube = function () {
sinit(app, config, renderTemplate);
initlog("inited super init");
init(app);
initlog("inited app");
};
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try {
app.use(function (req, res, next) {
res.header("Access-Control-Allow-Origin", "*");
if (req.secure) {
res.header(
"Strict-Transport-Security",
"max-age=31536000; includeSubDomains; preload"
);
}
res.header("secure-poketube-instance", "1");
// opt out of googles "FLOC" bullcrap :p See https://spreadprivacy.com/block-floc-with-duckduckgo/
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res.header("Permissions-Policy", "interest-cohort=()")
res.header("software-name", "poke")
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next();
});
app.use(function (request, response, next) {
if (config.enablealwayshttps && !request.secure) {
if (
!/^https:/i.test(
request.headers["x-forwarded-proto"] || request.protocol
)
) {
return response.redirect(
"https://" + request.headers.host + request.url
);
}
}
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next();
});
app.use(function (req, res, next) {
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res.header("X-PokeTube-Youtube-Client-Name", innertube.innertube.CONTEXT_CLIENT.INNERTUBE_CONTEXT_CLIENT_NAME);
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res.header("Hey-there", "Do u wanna help poke? contributons are welcome :3 https://codeberg.org/Ashley/poke")
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res.header("X-PokeTube-Youtube-Client-Version", innertube.innertube.CLIENT.clientVersion);
res.header("X-PokeTube-Client-name", innertube.innertube.CLIENT.projectClientName);
res.header("X-PokeTube-Speeder", "3 seconds no cache, 280ms w/cache");
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res.header("X-HOSTNAME", req.hostname);
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if (req.url.match(/^\/(css|js|img|font)\/.+/)) {
res.setHeader(
"Cache-Control",
"public, max-age=" + config.cacher_max_age
); // cache header
res.setHeader("poketube-cacher", "STATIC_FILES");
}
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const a = 890;
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if (!req.url.match(/^\/(css|js|img|font)\/.+/)) {
res.setHeader("Cache-Control", "public, max-age=" + a); // cache header
res.setHeader("poketube-cacher", "PAGE");
}
next();
});
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initlog("[OK] Load headers");
} catch {
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initlog("[FAILED] load headers");
}
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try {
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app.get("/robots.txt", (req, res) => {
res.sendFile(__dirname + "/robots.txt");
});
initlog("[OK] Load robots.txt");
} catch {
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initlog("[FAILED] load robots.txt");
}
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initPokeTube();
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})();