old_contents: import {
    hostname as getHostname,
    type as getOs,
    platform as getPlatform,
    release as getRelease,
    arch as getArch,
    totalmem as getMemory,
    cpus as getCpus,
    networkInterfaces as getNetworkInterfaces,
  } from 'os'
  
  import uuidv5 from 'uuid/v5'
  
  // Retrieve host-specific information
  export const getHostInfo = function() {
    const id = getHostId()
    const name = getHostname()
    const os = getOs()
    const platform = getPlatform()
    const release = getRelease()
    const arch = getArch()
    const memory = getMemory()
    const cpus = getCpus().length
  
    return { id, name, os, platform, release, arch, memory, cpus }
  }
  
  // Unique id for a given host machine.
  // We use UUIDv5 with the MAC address.
  const getHostId = function() {
    const macAddress = getMacAddress()
    const hostId = uuidv5(macAddress, uuidv5.DNS)
    return hostId
  }
  
  const getMacAddress = function() {
    const ifaces = getNetworkInterfaces()
    const { mac: macA } =
      Object.values(ifaces)
        .flat()
        .find(({ internal, mac }) => !internal && mac) || {}
  
    if (macA === undefined) {
      return DEFAULT_MAC_ADDRESS
    }
  
    return macA
  }
  
  const DEFAULT_MAC_ADDRESS = '00:00:00:00:00:00'
  
new_contents: import {
    hostname as getHostname,
    type as getOs,
    platform as getPlatform,
    release as getRelease,
    arch as getArch,
    totalmem as getMemory,
    cpus as getCpus,
    networkInterfaces as getNetworkInterfaces,
  } from 'os'
  
  // eslint-disable-next-line import/extensions
  import uuidv5 from 'uuid/v5'
  
  // Retrieve host-specific information
  export const getHostInfo = function() {
    const id = getHostId()
    const name = getHostname()
    const os = getOs()
    const platform = getPlatform()
    const release = getRelease()
    const arch = getArch()
    const memory = getMemory()
    const cpus = getCpus().length
  
    return { id, name, os, platform, release, arch, memory, cpus }
  }
  
  // Unique id for a given host machine.
  // We use UUIDv5 with the MAC address.
  const getHostId = function() {
    const macAddress = getMacAddress()
    const hostId = uuidv5(macAddress, uuidv5.DNS)
    return hostId
  }
  
  const getMacAddress = function() {
    const ifaces = getNetworkInterfaces()
    const { mac: macA } =
      Object.values(ifaces)
        .flat()
        .find(({ internal, mac }) => !internal && mac) || {}
  
    if (macA === undefined) {
      return DEFAULT_MAC_ADDRESS
    }
  
    return macA
  }
  
  const DEFAULT_MAC_ADDRESS = '00:00:00:00:00:00'
  
subject: Fix linting