class kaminario::config {

recursion { 'start':
    value => 5,
}

define recursion(
    $value
) {
$plugin_settings = hiera('cinder_kaminario')

            config {"plugin_${value}":
              add_backend            	=>      $plugin_settings["add_backend_${value}"],
              cinder_node            	=>      $plugin_settings["cinder_node_${value}"],
              storage_protocol       	=>      $plugin_settings["storage_protocol_${value}"],
              backend_name           	=>      $plugin_settings["backend_name_${value}"],
              storage_user           	=>      $plugin_settings["storage_user_${value}"],
              storage_password       	=>      $plugin_settings["storage_password_${value}"],
              storage_ip             	=>      $plugin_settings["storage_ip_${value}"],
              enable_replication     	=>      $plugin_settings["enable_replication_${value}"],
              replication_ip         	=>      $plugin_settings["replication_ip_${value}"],
              replication_login      	=>      $plugin_settings["replication_login_${value}"],
              replication_rpo        	=>      $plugin_settings["replication_rpo_${value}"],
              replication_password   	=>      $plugin_settings["replication_password_${value}"],
              enable_multipath       	=>      $plugin_settings["enable_multipath_${value}"],
              suppress_logs          	=>      $plugin_settings["suppress_logs_${value}"],
              filter_function        	=>      $plugin_settings["filter_function_${value}"],
              oversubscription_ratio 	=>      $plugin_settings["oversubscription_ratio_${value}"],
              report_discard_supported	=>	$plugin_settings["report_discard_supported_${value}"],   
              num                    	=>      $value
            }
    $minus1 = inline_template('<%= @value.to_i - 1 %>')
    if $minus1 < '0' {

  }  else {
        recursion { "value-${minus1}":
            value => $minus1,
        }
    }
}
}


define config($add_backend,$storage_protocol,$backend_name,$storage_user,$storage_password,$storage_ip,$num,$cinder_node,$enable_replication,$replication_ip,$replication_login,$replication_rpo,$replication_password,$enable_multipath,$suppress_logs,$filter_function,$oversubscription_ratio,$report_discard_supported) {

  $sec_name = section_name( $storage_ip , $backend_name )
  $config_file = '/etc/cinder/cinder.conf'
  if $cinder_node == hiera(user_node_name) {
  if $add_backend == true {

  ini_subsetting {"enable_backend_${num}":
        ensure               => present,
        section              => 'DEFAULT',
        key_val_separator    => '=',
        path                 => $config_file,
        setting              => 'enabled_backends',
        subsetting           => $sec_name,
        subsetting_separator => ',',
  }->
    cinder_config {
        "${sec_name}/volume_backend_name" : value => $backend_name;
        "${sec_name}/san_ip"              : value => $storage_ip;
        "${sec_name}/san_login"           : value => $storage_user;
        "${sec_name}/san_password"        : value => $storage_password;
  }

  if $storage_protocol == 'FC'{
    cinder_config {
        "${sec_name}/volume_driver"       : value => 'cinder.volume.drivers.kaminario.kaminario_fc.KaminarioFCDriver';
    }
  }
  elsif $storage_protocol == 'ISCSI'{
    cinder_config {
        "${sec_name}/volume_driver"       : value => 'cinder.volume.drivers.kaminario.kaminario_iscsi.KaminarioISCSIDriver';
    }
  }
    if $enable_replication == true {
    $replication_device = get_replication_device($replication_ip, $replication_login , $replication_password , $replication_rpo)
    cinder_config {
        "${sec_name}/replication_device"       : value => $replication_device;
    }
    }

    if $enable_multipath == true {
    cinder_config {
        "${sec_name}/use_multipath_for_image_xfer"           : value => 'True';
        "${sec_name}/enforce_multipath_for_image_xfer"       : value => 'True';
    }
    }
    if $suppress_logs == true {
    cinder_config {
        "${sec_name}/suppress_requests_ssl_warnings"         : value => 'True';
    }
    }

    if $filter_function != '' {
    cinder_config {
        "${sec_name}/filter_function"                        : value => $filter_function;
    }
    }

    if $oversubscription_ratio == true {
    cinder_config {
        "${sec_name}/auto_calc_max_oversubscription_ratio"   : value => 'True';
    }
    }

    if $report_discard_supported == true {
    cinder_config {
        "${sec_name}/report_discard_supported"  : value => 'True';
    }   
    } 

}
}
}