puppet defined type + hiera hash data

config.pp

define samba::config($includeconf = '', $log_level = '2') {
  include samba

  if $::operatingsystemrelease =~ /^6/ {
    $smb_config='smb.conf_el6.erb'
  }
  elsif $::operatingsystemrelease =~ /^5/ {
    $smb_config='smb.conf_el6.erb'
  }
  file { '/etc/samba/smb.conf':
    content => template("samba/${smb_config}"),
    owner   => root,
    group   => root,
    mode    => '0664',
    require => Class['samba::install'],
  }
}

share.pp

define samba::share (
  $name,
  $path="/srv/export/${name}/share_root",
  $writeable='yes',
  $create_mask='0770',
  $dir_mask='0770',
  $hosts_allow='',
  $hosts_deny='',
  $template='samba/smb_share.conf.erb',
  $max_connections='',
  $force_create_mode='',
  $force_dir_mode='',
  $security_mode='',
  $blocking_locks='yes',
  $msdfs_proxy_path='',
  $ensure='present'
) {
  # Defines a samba server, with one share, bound to RC AD.
  # include samba::config

  file { "/etc/samba/smb_${name}.conf":
    ensure  => $ensure,
    content => template($template),
    owner   => root,
    group   => root,
    mode    => '0664',
    notify  => Class['samba::service'],
    require => Class['samba::install'],
  }

smbhost.yaml

---
smb_config:
  - one
  - two
  - three
smb_shares:
  one:
    name: one
  two:
    name: two
  three:
    name: three

storage.pp

class profile::storage {
  
  # more details are omitted above. this is the relevant bit.
  
  # add smb_shares hash to hiera for given host
  # this bit will create the shares
  $smb_shares = hiera('smb_shares')
  if ($smb_shares) {
    $share_names = $smb_shares['name']
    unless (is_hash($smb_shares)) { fail("${smb_shares} is not a valid hash")}
    create_resources('samba::share',$smb_shares)
  }

  $smb_config = hiera_array('smb_config')
  if ($smb_config) {
    include ::samba
    unless (is_array($smb_config)) { fail("${smb_config} is not a valid array")}
    ensure_resource('samba::config',[ ::hostname ], { includeconf => $smb_config})
  }
}