Script to create several user in Keycloak

createUsersKeycloak.js

(async () => {
  const KcAdminClient = require('@keycloak/keycloak-admin-client').default
  const { v4: uuidv4 } = require('uuid')

  const kcAdminClient = new KcAdminClient({
    baseUrl: 'http://turbina/auth',
    realmName: 'master'
  })

  await kcAdminClient.auth({
    grantType: 'client_credentials',
    clientId: 'backend-cli',
    clientSecret: 'your-secret-here'
  })

  const usuarios = new Array(100).fill({
    name: 'Sueli Analu Isabella Moraes',
    groups: ['/Usuarios'],
    password: '5M92eAWB'
  })

  const createUser = ({ username, password, groups, firstName, lastName }) =>
    kcAdminClient.users.create({
      username,
      firstName,
      lastName,
      groups,
      enabled: true,
      emailVerified: true,
      credentials: [{
        type: 'password',
        value: password,
        temporary: false
      }]
    })

  const getFirstLastName = (name) => {
    const [firstName, ...lastName] = name.split(' ')

    return {
      firstName,
      lastName: lastName.join(' ')
    }
  }

  await Promise.all(
    usuarios.map((usuario) => {
      const { firstName, lastName } = getFirstLastName(usuario.name)

      return createUser({
        firstName,
        lastName,
        username: uuidv4(),
        password: usuario.password,
        groups: usuario.groups
      }).catch((e) => {
        console.log(e)
        return {}
      })
    })
  )
})()