ipns.js

/* eslint-env mocha */

import os from 'os'
import path from 'path'
import { nanoid } from 'nanoid'
import delay from 'delay'
import last from 'it-last'
import { expect } from 'aegir/chai'
import { daemonFactory } from './utils/daemon-factory.js'

/**
 * @typedef {import('ipfsd-ctl').Controller} Controller
 * @typedef {import('ipfsd-ctl').Factory} Factory
 */

const dir = path.join(os.tmpdir(), nanoid())

const daemonOptions = {
  disposable: false,
  args: ['--offline'],
  ipfsOptions: {
    repo: dir
  }
}

const ipfsRef = '/ipfs/QmPFVLPmp9zv5Z5KUqLhe2EivAGccQW2r7M7jhVJGLZoZU'

/**
 * @param {Controller} publisherDaemon
 * @param {Controller} [resolverDaemon]
 */
const publishAndResolve = async (publisherDaemon, resolverDaemon) => {
  let sameDaemon = false

  if (!resolverDaemon) {
    resolverDaemon = publisherDaemon
    sameDaemon = true
  }

  const stopPublisherAndStartResolverDaemon = async () => {
    await publisherDaemon.stop()
    await delay(2000)

    if (resolverDaemon != null) {
      await resolverDaemon.start()
    }
  }

  await publisherDaemon.init()
  await publisherDaemon.start()

  const nodeId = publisherDaemon.peer.id

  await publisherDaemon.api.name.publish(ipfsRef, {
    resolve: false,
    allowOffline: true
  })

  !sameDaemon && await stopPublisherAndStartResolverDaemon()

  const res = await last(resolverDaemon.api.name.resolve(nodeId))
  expect(res).to.equal(ipfsRef)

  await resolverDaemon.stop()
  await delay(2000)

  await resolverDaemon.cleanup()
}

describe('ipns locally using the same repo across implementations', function () {
  this.timeout(160e3)

  /** @type {Factory} */
  let factory

  before(async () => {
    factory = await daemonFactory()
  })

  afterEach(() => factory.clean())

  it('should publish an ipns record to a js daemon and resolve it using the same js daemon', async function () {
    const jsDaemon = await factory.spawn({
      ...daemonOptions,
      type: 'js'
    })

    await publishAndResolve(jsDaemon)
  })

  it('should publish an ipns record to a go daemon and resolve it using the same go daemon', async function () {
    const goDaemon = await factory.spawn({
      ...daemonOptions,
      type: 'go'
    })

    await publishAndResolve(goDaemon)
  })

  // FIXME: https://github.com/ipfs/js-ipfs/issues/1467
  //
  // Repo versions are different.
  it.skip('should publish an ipns record to a js daemon and resolve it using a go daemon through the reuse of the same repo', async function () {
    const daemons = await Promise.all([
      factory.spawn({
        ...daemonOptions,
        type: 'js'
      }),
      factory.spawn({
        ...daemonOptions,
        type: 'go'
      })
    ])

    await publishAndResolve(daemons[0], daemons[1])
  })

  // FIXME: https://github.com/ipfs/js-ipfs/issues/1467
  //
  // Repo versions are different.
  it.skip('should publish an ipns record to a go daemon and resolve it using a js daemon through the reuse of the same repo', async function () {
    const daemons = await Promise.all([
      factory.spawn({
        ...daemonOptions,
        type: 'go'
      }),
      factory.spawn({
        ...daemonOptions,
        type: 'js'
      })
    ])

    await publishAndResolve(daemons[0], daemons[1])
  })
})