Add Secure WebSockets example

examples/package.json

@@ -16,6 +16,7 @@
  "which": "^2.0.1"
  },
  "devDependencies": {
+ "https": "^1.0.0",
  "playwright": "^1.7.1"
  }
 }

examples/transports/4.js

@@ -0,0 +1,84 @@
+/* eslint-disable no-console */
+'use strict'
+
+const Libp2p = require('../..')
+const TCP = require('libp2p-tcp')
+const WebSockets = require('libp2p-websockets')
+const { NOISE } = require('libp2p-noise')
+const MPLEX = require('libp2p-mplex')
+
+const fs = require('fs');
+const https = require('https');
+const pipe = require('it-pipe')
+
+const transportKey = WebSockets.prototype[Symbol.toStringTag];
+
+const httpServer = https.createServer({
+ cert: fs.readFileSync('./test_certs/cert.pem'),
+ key: fs.readFileSync('./test_certs/key.pem'),
+});
+
+const createNode = async (addresses = []) => {
+ if (!Array.isArray(addresses)) {
+ addresses = [addresses]
+ }
+
+ const node = await Libp2p.create({
+ addresses: {
+ listen: addresses
+ },
+ modules: {
+ transport: [WebSockets],
+ connEncryption: [NOISE],
+ streamMuxer: [MPLEX]
+ },
+ config: {
+ transport: {
+ [transportKey]: {
+ listenerOptions: { server: httpServer },
+ },
+ },
+ }
+ })
+
+ await node.start()
+ return node
+}
+
+function printAddrs(node, number) {
+ console.log('node %s is listening on:', number)
+ node.multiaddrs.forEach((ma) => console.log(`${ma.toString()}/p2p/${node.peerId.toB58String()}`))
+}
+
+function print ({ stream }) {
+ pipe(
+ stream,
+ async function (source) {
+ for await (const msg of source) {
+ console.log(msg.toString())
+ }
+ }
+ )
+}
+
+;(async () => {
+ const [node1, node2] = await Promise.all([
+ createNode('/ip4/127.0.0.1/tcp/10000/wss'),
+ createNode([])
+ ])
+
+ printAddrs(node1, '1')
+ printAddrs(node2, '2')
+
+ node1.handle('/print', print)
+ node2.handle('/print', print)
+
+ node2.peerStore.addressBook.set(node1.peerId, node1.multiaddrs)
+
+ // node 2 (Secure WebSockets) dials to node 1 (Secure Websockets)
+ const { stream } = await node2.dialProtocol(node1.peerId, '/print')
+ await pipe(
+ ['node 2 dialed to node 1 successfully'],
+ stream
+ )
+})();

examples/transports/test-4.js

@@ -0,0 +1,33 @@
+'use strict'
+
+const path = require('path')
+const execa = require('execa')
+const pDefer = require('p-defer')
+const uint8ArrayToString = require('uint8arrays/to-string')
+
+async function test () {
+ const deferNode1 = pDefer()
+
+ process.stdout.write('4.js\n')
+
+ const proc = execa('node', [path.join(__dirname, '4.js')], {
+ cwd: path.resolve(__dirname),
+ all: true
+ })
+
+ proc.all.on('data', async (data) => {
+ process.stdout.write(data)
+ const line = uint8ArrayToString(data)
+
+ if (line.includes('node 2 dialed to node 1 successfully')) {
+ deferNode1.resolve()
+ }
+ })
+
+ await Promise.all([
+ deferNode1.promise,
+ ])
+ proc.kill()
+}
+
+module.exports = test

examples/transports/test.js

@@ -3,11 +3,13 @@
 const test1 = require('./test-1')
 const test2 = require('./test-2')
 const test3 = require('./test-3')
+const test4 = require('./test-4')
 
 async function test() {
  await test1()
  await test2()
  await test3()
+ await test4()
 }
 
 module.exports = test

examples/transports/test_certs/cert.pem

@@ -0,0 +1,32 @@
+-----BEGIN CERTIFICATE-----
+MIIFlzCCA3+gAwIBAgIUMYedwb9L/BtvZ7Lhu71iSKrXsa4wDQYJKoZIhvcNAQEL
+BQAwajELMAkGA1UEBhMCVVMxCzAJBgNVBAgMAlZBMREwDwYDVQQHDAhTb21lQ2l0
+eTESMBAGA1UECgwJTXlDb21wYW55MRMwEQYDVQQLDApNeURpdmlzaW9uMRIwEAYD
+VQQDDAkxMjcuMC4wLjEwHhcNMjEwNDI4MDIzMjA5WhcNMjIwNDI4MDIzMjA5WjBq
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+fQwMdbnqdg3ar5DSa8Q5g3bdLbNSCcI9sjCLTkNxUC/XTWGdG03RCVIt1qvBvZHk
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+F/xTbpFtdRYE2hwsZCk86fpbcPTmdCY8txeZ7+4Bme2d9XXsTAxF64usqQ==
+-----END CERTIFICATE-----

examples/transports/test_certs/key.pem

@@ -0,0 +1,52 @@
+-----BEGIN PRIVATE KEY-----
+MIIJRAIBADANBgkqhkiG9w0BAQEFAASCCS4wggkqAgEAAoICAQDTYVwbtBh9Ss5f
+YmkMQsRJ8sgEoUuRWEnHSsaqWLICU+KaC1i0AWUBBSxKm3YpZSJU2ajLLI1qpBS9
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+9avp6VlyVNfe4KEKW7IekrI0cmfMdXkl
+-----END PRIVATE KEY-----

package.json

@@ -79,6 +79,7 @@
  },
  "dependencies": {
  "@motrix/nat-api": "^0.3.1",
+ "@vascosantos/moving-average": "^1.1.0",
  "abort-controller": "^3.0.0",
  "aggregate-error": "^3.1.0",
  "any-signal": "^2.1.1",
@@ -108,7 +109,6 @@
  "libp2p-utils": "^0.3.1",
  "mafmt": "^9.0.0",
  "merge-options": "^3.0.4",
- "@vascosantos/moving-average": "^1.1.0",
  "multiaddr": "^9.0.1",
  "multicodec": "^3.0.1",
  "multihashing-async": "^2.1.2",
@@ -157,7 +157,7 @@
  "libp2p-noise": "^3.0.0",
  "libp2p-tcp": "^0.15.4",
  "libp2p-webrtc-star": "^0.22.2",
- "libp2p-websockets": "^0.15.6",
+ "libp2p-websockets": "^0.15.8",
  "multihashes": "^4.0.2",
  "nock": "^13.0.3",
  "p-defer": "^3.0.0",