pain.pp

class profiles::nfscluster {
  # query the puppetdb in an overly complicated way to get the certname of the other cluster member
  # this query honours our test/prod environment. it will break as soon as we've  three or more nodes in one environment
  # https://puppet.com/docs/puppet/5.5/function.html#map
  # https://puppet.com/docs/puppet/5.5/function.html#filter
  # https://puppet.com/docs/puppetdb/5.1/api/query/v4/ast.html#summary
  # https://puppet.com/docs/puppetdb/5.1/api/query/tutorial.html#how-to-query
  $nfs_cluster_nodes_query =['from', 'facts', ['and',
      ['=', 'name', 'hostname'],
      ['in', 'certname',
        ['extract', 'certname', ['select_facts',
            ['and',
              ['=', ['fact', 'role'], $facts['role']],
  ['=', ['fact', 'type'], $facts['type']]]]]]]]
  $nodes = puppetdb_query($nfs_cluster_nodes_query)
  $node = $nodes.map |$node| {
    { 'fqdn' => $node['certname'], 'hostname' => $node['value'] }
  }.filter |$node| {
    $node['fqdn'] != $trusted['certname']
  }[0]
}