Namespaces:
  =: org.openstack.ci_cd_pipeline_murano_app.utils.net
  std: io.murano
  res: io.murano.resources
  sys: io.murano.system
  puppet: org.openstack.ci_cd_pipeline_murano_app.puppet
  conf: io.murano.configuration

Name: Hosts

Properties:
  # The list of entries to be added to /etc/hosts
  hosts:
    Contract: {}
    Usage: InOut

Methods:
  #
  # Add new entry to be put into /etc/hosts
  #
  addHost:
    Arguments:
      - hostname:
          Contract: $.string().notNull()
      - ip:
          Contract: $.string().notNull()
      - aliases:
          Contract:
            - $.string()
          Default: list()
    Body:
      - $this.hosts[$hostname]:
          name: $hostname
          ip: $ip
          host_aliases: $aliases

  #
  # Ask instance it's hostname and add it by calling addHost
  #
  addHostByInstance:
    Arguments:
      - instance:
         Contract: $.class(res:LinuxMuranoInstance).notNull()
      - aliases:
          Contract:
            - $.string()
          Default: list()
    Body:
      - $hostname: $this.getHostName($instance, true)
      - $shortname: $this.getHostName($instance, false)
      - $aliases: $aliases.append($shortname)
      - $ip: $instance.ipAddresses[0]
      - $this.addHost(hostname=>$hostname, ip=>$ip, aliases=>$aliases)

  #
  # Get the hostname which gives us OS
  #
  getHostName:
    Arguments:
     - instance:
         Contract: $.class(res:LinuxMuranoInstance).notNull()
     - fqdn:
         Contract: $.bool().notNull()
         Default: false
    Body:
      - $linux: new(conf:Linux)

      - If: $fqdn
        Then:
        - Return: $linux.runCommand($instance.agent, 'hostname -f').stdout

      - Return: $linux.runCommand($instance.agent, 'hostname -s').stdout

  # Put all of the hosts to the particular instance
  # All of the data will be added to the hiera
  # and then puppet scenario will generate hosts entries
  #
  applyTo:
    Arguments:
      - instance:
          Contract: $.class(puppet:PuppetInstance)
    Body:
      - $data:
          hosts: $this.hosts

      - $instance.putHieraData($data)
      - $instance.syncHieraData()

      - $resources: new(sys:Resources)
      - $instance.executeInline("create_resources('host', hiera('hosts'))")