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pnet.node.js
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pnet.node.js
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/* eslint-env mocha */
'use strict'
const chai = require('chai')
const dirtyChai = require('dirty-chai')
const expect = chai.expect
chai.use(dirtyChai)
const parallel = require('async/parallel')
const TCP = require('libp2p-tcp')
const multiplex = require('pull-mplex')
const pull = require('pull-stream')
const PeerBook = require('peer-book')
const secio = require('libp2p-secio')
const Protector = require('libp2p-pnet')
const utils = require('./utils')
const createInfos = utils.createInfos
const tryEcho = utils.tryEcho
const Switch = require('../src')
const generatePSK = Protector.generate
const psk = Buffer.alloc(95)
const psk2 = Buffer.alloc(95)
generatePSK(psk)
generatePSK(psk2)
describe('Private Network', function () {
let switchA
let switchB
let switchC
let switchD
before((done) => createInfos(4, (err, infos) => {
expect(err).to.not.exist()
const peerA = infos[0]
const peerB = infos[1]
const peerC = infos[2]
const peerD = infos[3]
peerA.multiaddrs.add('/ip4/127.0.0.1/tcp/9001')
peerB.multiaddrs.add('/ip4/127.0.0.1/tcp/9002')
peerC.multiaddrs.add('/ip4/127.0.0.1/tcp/9003')
peerD.multiaddrs.add('/ip4/127.0.0.1/tcp/9004')
switchA = new Switch(peerA, new PeerBook(), {
protector: new Protector(psk)
})
switchB = new Switch(peerB, new PeerBook(), {
protector: new Protector(psk)
})
// alternative way to add the protector
switchC = new Switch(peerC, new PeerBook())
switchC.protector = new Protector(psk)
// Create a switch on a different private network
switchD = new Switch(peerD, new PeerBook(), {
protector: new Protector(psk2)
})
switchA.transport.add('tcp', new TCP())
switchB.transport.add('tcp', new TCP())
switchC.transport.add('tcp', new TCP())
switchD.transport.add('tcp', new TCP())
switchA.connection.crypto(secio.tag, secio.encrypt)
switchB.connection.crypto(secio.tag, secio.encrypt)
switchC.connection.crypto(secio.tag, secio.encrypt)
switchD.connection.crypto(secio.tag, secio.encrypt)
switchA.connection.addStreamMuxer(multiplex)
switchB.connection.addStreamMuxer(multiplex)
switchC.connection.addStreamMuxer(multiplex)
switchD.connection.addStreamMuxer(multiplex)
parallel([
(cb) => switchA.transport.listen('tcp', {}, null, cb),
(cb) => switchB.transport.listen('tcp', {}, null, cb),
(cb) => switchC.transport.listen('tcp', {}, null, cb),
(cb) => switchD.transport.listen('tcp', {}, null, cb)
], done)
}))
after(function (done) {
parallel([
(cb) => switchA.stop(cb),
(cb) => switchB.stop(cb),
(cb) => switchC.stop(cb),
(cb) => switchD.stop(cb)
], done)
})
it('should handle + dial on protocol', (done) => {
switchB.handle('/abacaxi/1.0.0', (protocol, conn) => pull(conn, conn))
switchA.dial(switchB._peerInfo, '/abacaxi/1.0.0', (err, conn) => {
expect(err).to.not.exist()
expect(switchA.connection.getAll()).to.have.length(1)
tryEcho(conn, done)
})
})
it('should dial to warm conn', (done) => {
switchB.dial(switchA._peerInfo, (err) => {
expect(err).to.not.exist()
expect(Object.keys(switchB.conns).length).to.equal(0)
expect(switchB.connection.getAll()).to.have.length(1)
done()
})
})
it('should dial on protocol, reuseing warmed conn', (done) => {
switchA.handle('/papaia/1.0.0', (protocol, conn) => pull(conn, conn))
switchB.dial(switchA._peerInfo, '/papaia/1.0.0', (err, conn) => {
expect(err).to.not.exist()
expect(Object.keys(switchB.conns).length).to.equal(0)
expect(switchB.connection.getAll()).to.have.length(1)
tryEcho(conn, done)
})
})
it('should enable identify to reuse incomming muxed conn', (done) => {
switchA.connection.reuse()
switchC.connection.reuse()
switchC.dial(switchA._peerInfo, (err) => {
expect(err).to.not.exist()
setTimeout(() => {
expect(switchC.connection.getAll()).to.have.length(1)
expect(switchA.connection.getAll()).to.have.length(2)
done()
}, 500)
})
})
/**
* This test is being skipped until a related issue with pull-reader overreading can be resolved
* Currently this test will time out instead of returning an error properly. This is the same issue
* in ipfs/interop, https://github.com/ipfs/interop/pull/24/commits/179978996ecaef39e78384091aa9669dcdb94cc0
*/
it('should fail to talk to a switch on a different private network', function (done) {
switchD.dial(switchA._peerInfo, (err) => {
expect(err).to.exist()
})
// A successful connection will return in well under 2 seconds
setTimeout(() => {
done()
}, 2000)
})
})