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const dht = require('../')
const crypto = require('crypto')
const hex = process.argv[2]
const node = dht({ ephemeral: true, bootstrap: ['localhost:10001'] })
node.query('values', Buffer.from(hex, 'hex'))
.on('data', function (data) {
if (data.value && sha256(data.value).toString('hex') === hex) {
// We found the value! Destroy the query stream as there is no need to continue.
console.log(hex, '-->', data.value.toString())
this.destroy()
}
})
.on('end', function () {
console.log('(query finished)')
})
function sha256 (val) {
return crypto.createHash('sha256').update(val).digest()
}