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tcp-proxy.js
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Readme
A TCP Proxy package for NodeJS
$ npm i tcp-proxy.js --save
const TCPProxy = require('tcp-proxy.js');
const proxy = new TCPProxy({ port: 9229 });
proxy.createProxy({
forwardPort: 9999,
forwardHost: 'localhost',
});
This will only listen to connections on the specified IP/Hostname, you can have duplicates of ports this way.
const TCPProxy = require('tcp-proxy.js');
const proxy = new TCPProxy({ host: 'localhost', port: 9229 });
proxy.createProxy({
forwardPort: 9999,
forwardHost: 'localhost',
});
const TCPProxy = require('tcp-proxy.js');
const proxy = new TCPProxy({ host: 'localhost', port: 9229 });
proxy.createProxy({
getForwardInfo: () => ({
host: '127.0.0.1',
port: data.port,
}),
});
proxy.end();
proxy.createProxy({
forwardPort: 9999,
interceptor: {
client(chunk) {
// request => proxy server => interceptor.client => forward server
const data = chunk.toString();
const newData = data.replace('GET / ', 'GET /tom ');
return Buffer.from(newData);
},
server(chunk) {
// forward server => interceptor.server => proxy server => response
const data = chunk.toString();
const newData = data.replace('hello tom', 'bello tom');
return Buffer.from(newData);
},
},
});
proxy.createProxy({
forwardPort: 9999,
interceptor: {
client(chunk) {
// request => proxy server => interceptor.client => forward server
const data = chunk.toString();
return new Promise(resolve => {
setTimeout(() => {
const newData = data.replace('GET / ', 'GET /tom ');
resolve(Buffer.from(newData));
}, 200);
});
},
},
});
proxy.createProxy({
forwardPort: 9999,
interceptor: {
client(result, encoding, connection) {
console.info('Connection from ', connection.client.ip, ':', connection.client.port, 'to', connection.self.ip, ':', connection.self.port, 'from', connection.server.ip, ':', connection.server.port);
return result
}
},
});
proxy.createProxy({
forwardPort: 9999,
interceptor: {
server(result, encoding, connection) {
console.log('Connection Size:' + connection.size);
return result
}
},
});
MIT
FAQs
simple tcp proxy
The npm package tcp-proxy.js receives a total of 15,304 weekly downloads. As such, tcp-proxy.js popularity was classified as popular.
We found that tcp-proxy.js demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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