mirror of
https://github.com/fluencelabs/js-libp2p
synced 2025-03-18 00:20:51 +00:00
0fbb59748e
* chore: update examples to 0.28 api * chore: use libp2p-noise in examples * chore: examples using multiaddrs property of libp2p Co-authored-by: Jacob Heun <jacobheun@gmail.com> * docs: update language around secio in crypto example Co-authored-by: Jacob Heun <jacobheun@gmail.com>
67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
/* eslint-disable no-console */
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'use strict'
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const Libp2p = require('../../')
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const TCP = require('libp2p-tcp')
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const Mplex = require('libp2p-mplex')
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const SECIO = require('libp2p-secio')
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const { NOISE } = require('libp2p-noise')
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const CID = require('cids')
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const KadDHT = require('libp2p-kad-dht')
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const all = require('it-all')
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const delay = require('delay')
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const createNode = async () => {
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const node = await Libp2p.create({
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addresses: {
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listen: ['/ip4/0.0.0.0/tcp/0']
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},
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modules: {
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transport: [TCP],
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streamMuxer: [Mplex],
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connEncryption: [NOISE, SECIO],
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dht: KadDHT
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},
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config: {
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dht: {
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enabled: true
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}
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}
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})
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await node.start()
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return node
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}
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;(async () => {
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const [node1, node2, node3] = await Promise.all([
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createNode(),
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createNode(),
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createNode()
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])
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node1.peerStore.addressBook.set(node2.peerId, node2.multiaddrs)
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node2.peerStore.addressBook.set(node3.peerId, node3.multiaddrs)
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await Promise.all([
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node1.dial(node2.peerId),
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node2.dial(node3.peerId)
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])
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// Wait for onConnect handlers in the DHT
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await delay(100)
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const cid = new CID('QmTp9VkYvnHyrqKQuFPiuZkiX9gPcqj6x5LJ1rmWuSySnL')
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await node1.contentRouting.provide(cid)
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console.log('Node %s is providing %s', node1.peerId.toB58String(), cid.toBaseEncodedString())
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// wait for propagation
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await delay(300)
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const providers = await all(node3.contentRouting.findProviders(cid, { timeout: 3000 }))
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console.log('Found provider:', providers[0].id.toB58String())
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})();
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