const Component = require("./_component");
const express = require("express");
const bodyParser = require("body-parser");
const bodyHand = require('body');
const url = require('url');
const path = require('path');
const fetch = require('node-fetch');
function logger (...p) {
return;
console.log("[DEBUG.main]:", ...p);
}
module.exports = class HTTPReverse extends Component {
constructor (adr, syntaxTree) {
super(adr, syntaxTree);
}
run () {
this.app = express();
const address = this.adr.address ?? "127.0.0.1";
const reverseTo = this.syntax.target ?? "https://example.org";
this.app.use('/*', async (req, res, next) => { // Myself body parser :)
bodyHand(req, res, {
limit: 9999999999,
cache: false,
encoding: 'base64'
}, (err, body) => {
if (!err) {
req.body = Buffer.from(body, 'base64');
} else {
req.body = undefined;
}
next();
});
});
this.app.use("*", async (req, res) => {
logger("REQ HEADERS:>", req.headers);
logger("originalUrl:>", req.originalUrl);
const currentDomain = req.hostname;
const params = { method: req.method.toUpperCase(), headers: Object.assign({}, req.headers), redirect: "follow", follow: 20 };
delete params.headers.host;
delete params.headers.referer;
if (!["GET", "HEAD"].includes(params.method))
params.body = req.body;
logger("hostname:", currentDomain);
const reverseToLoc = !this.syntax.domains[currentDomain] ? reverseTo : this.syntax.domains[currentDomain].target;
const reqAddress = url.resolve(reverseToLoc, path.join("/", req.originalUrl));
fetch(reqAddress, params)
.then(async result => {
const content = await result.text();
logger("result:", result);
logger("result.text():", content);
Object.entries(result?.headers ? result.headers : new Object()).forEach(([header, value]) => {
res.set(header, value);
});
res.status(result.status).send(content);
})
.catch(err => {
console.error(err);
res.status(500).send("ErrorError:
Error catched. Check logs
");
});
});
this.app.listen(this.adr.port, address, (err) => {
if (err) {
throw err;
}
console.log(`Koboldcpp reverse proxy server listened at ${
address
}:${this.adr.port}`);
})
}
};