smartproxy/ts/smartproxy.portproxy.ts
2021-02-03 00:16:11 +00:00

83 lines
2.4 KiB
TypeScript

import * as plugins from './smartproxy.plugins';
import { expose } from '@pushrocks/smartspawn';
import * as net from 'net';
let netServer: plugins.net.Server;
let httpServer: plugins.http.Server;
const portProxyCalls = {
start: async (portArg = 8000) => {
httpServer = plugins.http.createServer((request, response) => {
const requestUrl = new URL(request.url, `http://${request.headers.host}`);
const completeUrlWithoutProtocol = `${requestUrl.host}${requestUrl.pathname}${requestUrl.search}`;
const redirectUrl = `https://${completeUrlWithoutProtocol}`;
console.log(`Got http request for http://${completeUrlWithoutProtocol}`);
console.log(`Redirecting to ${redirectUrl}`);
response.writeHead(302, {
Location: redirectUrl,
});
response.end();
});
httpServer.listen(7999);
const cleanUpSockets = (from: plugins.net.Socket, to: plugins.net.Socket) => {
from.end();
to.end();
from.removeAllListeners();
to.removeAllListeners();
from.unpipe();
to.unpipe();
from.destroy();
to.destroy();
}
netServer = net
.createServer((from) => {
const to = net.createConnection({
host: 'localhost',
port: 8001,
});
from.setTimeout(120000);
from.pipe(to);
to.pipe(from);
from.on('error', () => {
cleanUpSockets(from, to);
});
to.on('error', () => {
cleanUpSockets(from, to);
});
from.on('close', () => {
cleanUpSockets(from, to);
});
to.on('close', () => {
cleanUpSockets(from, to);
});
from.on('timeout', () => {
cleanUpSockets(from, to);
});
to.on('timeout', () => {
cleanUpSockets(from, to);
});
from.on('end', () => {
cleanUpSockets(from, to);
})
to.on('end', () => {
cleanUpSockets(from, to);
})
})
.listen(portArg);
console.log(`PortProxy -> OK: Now listening on port ${portArg}`);
},
stop: async () => {
const done = plugins.smartpromise.defer();
httpServer.close(() => {
netServer.close(() => {
done.resolve();
});
});
await done.promise;
},
};
export type TPortProxyCalls = typeof portProxyCalls;
expose(portProxyCalls);
console.log('PortProxy Initialized');