emailjs-tcp-socket/test/ws/index.js

This shim brings the W3C Raw Socket API to node.js and Chromium. Its purpose is to enable apps to use the same api in Firefox OS, Chrome OS, and on the server.

import TCPSocket from '../../'
import { PORT_NET, PORT_TLS } from '../constants'

const a2s = arr => String.fromCharCode.apply(null, new Uint8Array(arr))
const s2a = str => new Uint8Array(str.split('').map(char => char.charCodeAt(0))).buffer
const ca = '-----BEGIN CERTIFICATE-----\r\n' +
  'MIID8DCCAtigAwIBAgIJALnqbvYxoZYrMA0GCSqGSIb3DQEBCwUAMFkxCzAJBgNV\r\n' +
  'BAYTAkFVMRMwEQYDVQQIEwpTb21lLVN0YXRlMSEwHwYDVQQKExhJbnRlcm5ldCBX\r\n' +
  'aWRnaXRzIFB0eSBMdGQxEjAQBgNVBAMTCWxvY2FsaG9zdDAeFw0xNzEyMTIxMTE1\r\n' +
  'MDJaFw0xOTA0MjYxMTE1MDJaMIHCMQswCQYDVQQGEwJVUzERMA8GA1UECAwITmV3\r\n' +
  'IFlvcmsxEjAQBgNVBAcMCVJvY2hlc3RlcjESMBAGA1UECgwJRW5kIFBvaW50MRcw\r\n' +
  'FQYDVQQLDA5UZXN0aW5nIERvbWFpbjFLMEkGCSqGSIb3DQEJARY8eW91ci1hZG1p\r\n' +
  'bmlzdHJhdGl2ZS1hZGRyZXNzQHlvdXItYXdlc29tZS1leGlzdGluZy1kb21haW4u\r\n' +
  'Y29tMRIwEAYDVQQDDAlsb2NhbGhvc3QwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw\r\n' +
  'ggEKAoIBAQDoKjPR9RpvrI2F4xcrpGyvCOQOJuyV3WyXU1BpeoqszESVWqlckyE6\r\n' +
  '6Xr5igA5pk8brMGkXS6v/utdgyGc81cbdoPUP99GK+/d6igwJg08po8JuAS7+0Wd\r\n' +
  'Lepp3TLa13e2In7mVQ1lBQ5+lsLn/N505lsaJG0ADvExM4qJvOHq+2w3BS4Ko32M\r\n' +
  'KyjF2zyaeVOSNudVJsA2ooYecQ2Sj2TZjoXd1YPDyS0JWV1VOSvLa2KTbUCjy8PB\r\n' +
  'zIax2YgeilIz/Bu2QAC1Z3Cm0ZzBA+7IP626rv1FfRlY5WvBmuikySFrZt8iQkRN\r\n' +
  '/hWDPR425SX+qTjs3nBTqp9sBPhyqLl9AgMBAAGjUTBPMB8GA1UdIwQYMBaAFPap\r\n' +
  '6Ia1Joc2U+KZ1vCYfZ0jeibaMAkGA1UdEwQCMAAwCwYDVR0PBAQDAgTwMBQGA1Ud\r\n' +
  'EQQNMAuCCWxvY2FsaG9zdDANBgkqhkiG9w0BAQsFAAOCAQEABX00ZO3SouwkDoxQ\r\n' +
  'Ox/vUTqNcbLD7qNvt8vXUXTp6pviV/ZSHrFLEBEwAdlYw02uANorXb86bHE31VJ3\r\n' +
  'ORZl6aoSm00OatuF7xDi0fD4x0PCYCgExlQF54ttJi+dqYRP/QyShZrDUJ2l5CbS\r\n' +
  '5DdK9DCrpTrXNGmSc5pWIo/bosDaDiB/sgTRu8/WzyNzsIPkwAEVWy05Wk6rcdwV\r\n' +
  'uQGuMGuYPG+3oZyVHYKKHMPF42PGw/Vs6O4h8I1Q2QsfNmm2GzqQVwW26LNsKsti\r\n' +
  'BdEBYoOldyx+Ul+607hCnDD4qVjuJcbRc5r9Q2w25SNDTXpPtAERkq1Q3M2GT/Of\r\n' +
  'ERiojg==\r\n' +
  '-----END CERTIFICATE-----'

window.onload = () => {
  const net = TCPSocket.open('localhost', PORT_NET)
  net.onopen = () => {
    net.send(s2a('payload'))
  }
  net.ondata = ({ data }) => {
    const incomingData = a2s(data)
    const elem = document.createElement('textarea')
    elem.innerText = incomingData
    elem.id = 'plaintext'
    document.body.appendChild(elem)
  }

  const useSecureTransport = true
  const tls = TCPSocket.open('localhost', PORT_TLS, { useSecureTransport, ca })
  tls.onopen = () => {
    tls.send(s2a('payload'))
  }
  tls.ondata = ({ data }) => {
    const incomingData = a2s(data)
    const elem = document.createElement('textarea')
    elem.innerText = incomingData
    elem.id = 'tls'
    document.body.appendChild(elem)
  }
}