55 lines
1.4 KiB
JavaScript
55 lines
1.4 KiB
JavaScript
var http = require('http');
|
|
var winston = require("winston");
|
|
|
|
// Rudimentary logger.
|
|
// TODO - Make this filename configurable.
|
|
const logger = winston.createLogger({
|
|
transports: [
|
|
new winston.transports.File({filename: 'proxy.log'})
|
|
]
|
|
});
|
|
|
|
/**
|
|
* Connection handler for proxy, forward request and then pipe response
|
|
* back to the client.
|
|
*
|
|
* @param {IncomingMessage} request The request from the client
|
|
* @param {OutgoingMessage} response The response to write back to the client
|
|
*/
|
|
const processRequest = (request, response) => {
|
|
let body = [];
|
|
// Use closure for request.
|
|
let req = request;
|
|
let res = response;
|
|
|
|
// Set up a data handler for the socket connection.
|
|
request.on("data", (chunk) => {
|
|
body.push(chunk);
|
|
})
|
|
|
|
// Set up an end handler for the socket connection.
|
|
request.on("end", () => {
|
|
body = Buffer.concat(body).toString();
|
|
logger.info({message: "Got a message!"});
|
|
logger.info({message: "Requesting: " + req.url});
|
|
|
|
// Complicated line of JS to forward request, and pipe it to the
|
|
// response object.
|
|
req.pipe(http.request(req.url, (resp) => {resp.pipe(res)}));
|
|
});
|
|
}
|
|
|
|
function startServer() {
|
|
// Start the server, set up data and end handlers.
|
|
var server = http.createServer(processRequest);
|
|
|
|
// Start the server
|
|
server.listen(8124, () => {
|
|
console.log("Server bound.");
|
|
});
|
|
|
|
return server;
|
|
}
|
|
|
|
startServer();
|