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37 lines
820 B
37 lines
820 B
const DHT = require('../')
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const crypto = require('crypto')
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// Let's create 100 dht nodes for our example.
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const swarm = []
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for (let i = 0; i < 100; i++) swarm[i] = createNode()
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function createNode () {
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const node = new DHT({
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ephemeral: false,
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bootstrap: [
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'localhost:10001'
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]
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})
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const values = new Map()
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node.on('request', function (req) {
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if (req.command === 'values') {
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if (req.commit) {
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const key = sha256(req.value).toString('hex')
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values.set(key, req.value)
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console.log('Storing', key, '-->', req.value.toString())
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return req.reply(null)
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}
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const value = values.get(req.target.toString('hex'))
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req.reply(value)
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}
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})
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return node
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}
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function sha256 (val) {
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return crypto.createHash('sha256').update(val).digest()
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}
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