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wse

v4.7.12

Published

Suspicious wrapper for ws with auth and custom protocol support.

Downloads

39

Readme

WSE

Client-centric WebSocket Expansion.

  • Easy client management;
  • Messaging protocol;
  • Simple authorization handler;
  • Custom Messaging Protocol Processor for real racers.
  • Basic Challenge-response Auth handlers.
  • WS Remote Procedures.

Installation

npm i wse -s

Usage

// server
import { WseServer } from 'wse'

// auth handler
function identify ({ payload, accept, meta }) {
  if (payload === SECRET) {
    const cid = 'any user id here'
    accept(cid, { hey: 'welcome back!' })
  } else {
    reject()
  }
}

const server = new WseServer({ port: 4200, identify })

server.broadcast('broad-message', { paylog: 'hey there!' })

server.channel.on('test-message', (conn, dat) => {
  console.log('we got test-message from', conn.cid, dat)

  conn.send('welcome-here', { payload: 42 })
})
// client
import { WseClient } from 'wse'

const client = new WseClient({ url: 'ws://lcoalhost:4200' })

await client.connect(SECRET)

client.when.ready(() => {
  client.send('test-message', { a: 1, b: 2 })
})

client.channel.on('welcome-here', (dat) => {
  console.log('got it', dat)
})

API Docs is in progress now. For more examples see: https://github.com/vovchisko/wse/tree/master/tests

Opt-in for performance

There are 2 optional modules that can be installed along side with the ws module. These modules are binary addons which improve certain operations.

npm install --save-optional bufferutil: Allows to efficiently perform operations such as masking and unmasking the data payload of the WebSocket frames.

npm install --save-optional utf-8-validate: Allows to efficiently check if a message contains valid UTF-8.

Read More: https://www.npmjs.com/package/ws#opt-in-for-performance

Todo:

  • server.useChallenge(()=>{}) - combine all arguments into an object.
  • client.connect() - let pass challenger.
  • add auto-reconnect (and it's prevention as well).