anchor.diff:  ----
   terraform get
   ----
  +
  +Configure any variable you need in the `terraform.tfvars` file (see
  +<<configuration,above>>), according to the definitions found in
  +the `vars.tf` file.
  +
  +When done, create the Swarm by running:
  +
  +[source,bash]
  +----
  +terraform apply
  +----
  +
  +After a new minutes, the Docker Swarm is available, according to
  +the settings above, at `swarm.ci.nemerosa.net` or, to use its IP
  +directly, at:
  +
  +[source,bash]
  +----
  +terraform output -no-color swarm_ip
  +----
  
positive.code: 
  :toc:
  
  == Configuration
  
  Create a `terraform.tfvars` file with following values:
  
negative.code: 
  dns_domain = "nemerosa.net"
  dns_domain_names = [
     "swarm.ci",
     "ontrack.ci"
  ]
  ----
  