puppet-cinder/manifests/backend/iscsi.pp

134 lines
3.8 KiB
Puppet

#
# Define: cinder::backend::iscsi
#
# === Parameters:
#
# [*iscsi_ip_address*]
# (Required) The IP address that the iSCSI daemon is listening on
#
# [*volume_backend_name*]
# (optional) Allows for the volume_backend_name to be separate of $name.
# Defaults to: $name
#
# [*volume_driver*]
# (Optional) Driver to use for volume creation
# Defaults to 'cinder.volume.drivers.lvm.LVMVolumeDriver'.
#
# [*volume_group*]
# (Optional) Name for the VG that will contain exported volumes
# Defaults to $::os_service_default
#
# [*volumes_dir*]
# (Optional) Volume configuration file storage directory
# Defaults to '/var/lib/cinder/volumes'.
#
# [*iscsi_helper*]
# (Optional) iSCSI target user-land tool to use.
# Defaults to '$::cinder::params::iscsi_helper'.
#
# [*iscsi_protocol*]
# (Optional) Protocol to use as iSCSI driver
# Defaults to $::os_service_default.
#
# [*manage_volume_type*]
# (Optional) Whether or not manage Cinder Volume type.
# If set to true, a Cinde Volume type will be created
# with volume_backend_name=$volume_backend_name key/value.
# Defaults to false.
#
# [*extra_options*]
# (optional) Hash of extra options to pass to the backend stanza
# Defaults to: {}
# Example :
# { 'iscsi_backend/param1' => { 'value' => value1 } }
#
define cinder::backend::iscsi (
$iscsi_ip_address,
$volume_backend_name = $name,
$volume_driver = 'cinder.volume.drivers.lvm.LVMVolumeDriver',
$volume_group = $::os_service_default,
$volumes_dir = '/var/lib/cinder/volumes',
$iscsi_helper = $::cinder::params::iscsi_helper,
$iscsi_protocol = $::os_service_default,
$manage_volume_type = false,
$extra_options = {},
) {
include ::cinder::deps
include ::cinder::params
# NOTE(mnaser): Cinder requires /usr/sbin/thin_check to create volumes which
# does not get installed with Cinder (see LP#1615134).
if $::osfamily == 'Debian' {
package { 'thin-provisioning-tools':
ensure => present,
tag => 'cinder-support-package',
}
}
cinder_config {
"${name}/volume_backend_name": value => $volume_backend_name;
"${name}/volume_driver": value => $volume_driver;
"${name}/iscsi_ip_address": value => $iscsi_ip_address;
"${name}/iscsi_helper": value => $iscsi_helper;
"${name}/volume_group": value => $volume_group;
"${name}/volumes_dir": value => $volumes_dir;
"${name}/iscsi_protocol": value => $iscsi_protocol;
}
if $manage_volume_type {
cinder_type { $volume_backend_name:
ensure => present,
properties => ["volume_backend_name=${volume_backend_name}"],
}
}
create_resources('cinder_config', $extra_options)
case $iscsi_helper {
'tgtadm': {
package { 'tgt':
ensure => present,
name => $::cinder::params::tgt_package_name,
tag => 'cinder-support-package',
}
if($::osfamily == 'RedHat') {
file_line { 'cinder include':
path => '/etc/tgt/targets.conf',
line => "include ${volumes_dir}/*",
match => '#?include /',
require => Anchor['cinder::install::end'],
notify => Anchor['cinder::service::begin'],
}
}
service { 'tgtd':
ensure => running,
name => $::cinder::params::tgt_service_name,
enable => true,
tag => 'cinder-support-service',
}
}
'lioadm': {
service { 'target':
ensure => running,
enable => true,
tag => 'cinder-support-service',
}
package { 'targetcli':
ensure => present,
name => $::cinder::params::lio_package_name,
tag => 'cinder-support-package',
}
}
default: {
fail("Unsupported iscsi helper: ${iscsi_helper}.")
}
}
}